aclocal.m4

   1 dnl***************************************************************************
   2 dnl Copyright (c) 1998-2013,2014 Free Software Foundation, Inc.              *
   3 dnl                                                                          *
   4 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
   5 dnl copy of this software and associated documentation files (the            *
   6 dnl "Software"), to deal in the Software without restriction, including      *
   7 dnl without limitation the rights to use, copy, modify, merge, publish,      *
   8 dnl distribute, distribute with modifications, sublicense, and/or sell       *
   9 dnl copies of the Software, and to permit persons to whom the Software is    *
  10 dnl furnished to do so, subject to the following conditions:                 *
  11 dnl                                                                          *
  12 dnl The above copyright notice and this permission notice shall be included  *
  13 dnl in all copies or substantial portions of the Software.                   *
  14 dnl                                                                          *
  15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  18 dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
  19 dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
  20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
  21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  22 dnl                                                                          *
  23 dnl Except as contained in this notice, the name(s) of the above copyright   *
  24 dnl holders shall not be used in advertising or otherwise to promote the     *
  25 dnl sale, use or other dealings in this Software without prior written       *
  26 dnl authorization.                                                           *
  27 dnl***************************************************************************
  28 dnl
  29 dnl Author: Thomas E. Dickey 1995-on
  30 dnl
  31 dnl $Id: aclocal.m4,v 1.710 2014/09/21 00:18:08 tom Exp $
  32 dnl Macros used in NCURSES auto-configuration script.
  33 dnl
  34 dnl These macros are maintained separately from NCURSES.  The copyright on
  35 dnl this file applies to the aggregation of macros and does not affect use of
  36 dnl these macros in other applications.
  37 dnl
  38 dnl See http://invisible-island.net/autoconf/ for additional information.
  39 dnl
  40 dnl ---------------------------------------------------------------------------
  41 dnl ---------------------------------------------------------------------------
  42 dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
  43 dnl -------------------
  44 dnl Inserted as requested by gettext 0.10.40
  45 dnl File from /usr/share/aclocal
  46 dnl codeset.m4
  47 dnl ====================
  48 dnl serial AM1
  49 dnl
  50 dnl From Bruno Haible.
  51 AC_DEFUN([AM_LANGINFO_CODESET],
  52 [
  53   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
  54     [AC_TRY_LINK([#include <langinfo.h>],
  55       [char* cs = nl_langinfo(CODESET);],
  56       am_cv_langinfo_codeset=yes,
  57       am_cv_langinfo_codeset=no)
  58     ])
  59   if test $am_cv_langinfo_codeset = yes; then
  60     AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
  61       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
  62   fi
  63 ])dnl
  64 dnl ---------------------------------------------------------------------------
  65 dnl CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49
  66 dnl ------------------
  67 dnl Conditionally generate script according to whether we're using a given autoconf.
  68 dnl
  69 dnl $1 = version to compare against
  70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
  71 dnl $3 = code to use if AC_ACVERSION is older than $1.
  72 define([CF_ACVERSION_CHECK],
  73 [
  74 ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl
  75 ifdef([m4_version_compare],
  76 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
  77 [CF_ACVERSION_COMPARE(
  78 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
  79 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
  80 dnl ---------------------------------------------------------------------------
  81 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
  82 dnl --------------------
  83 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
  84 dnl                      MAJOR2, MINOR2, TERNARY2,
  85 dnl                      PRINTABLE2, not FOUND, FOUND)
  86 define([CF_ACVERSION_COMPARE],
  87 [ifelse(builtin([eval], [$2 < $5]), 1,
  88 [ifelse([$8], , ,[$8])],
  89 [ifelse([$9], , ,[$9])])])dnl
  90 dnl ---------------------------------------------------------------------------
  91 dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
  92 dnl -------------------
  93 dnl Construct the list of include-options for the C programs in the Ada95
  94 dnl binding.
  95 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
  96 [
  97 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
  98 if test "$srcdir" != "."; then
  99         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
 100 fi
 101 if test "$GCC" != yes; then
 102         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 103 elif test "$includedir" != "/usr/include"; then
 104         if test "$includedir" = '${prefix}/include' ; then
 105                 if test x$prefix != x/usr ; then
 106                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 107                 fi
 108         else
 109                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 110         fi
 111 fi
 112 AC_SUBST(ACPPFLAGS)
 113 ])dnl
 114 dnl ---------------------------------------------------------------------------
 115 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
 116 dnl ---------------
 117 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
 118 AC_DEFUN([CF_ADD_ADAFLAGS],[
 119         ADAFLAGS="$ADAFLAGS $1"
 120         AC_SUBST(ADAFLAGS)
 121 ])dnl
 122 dnl ---------------------------------------------------------------------------
 123 dnl CF_ADD_CFLAGS version: 11 updated: 2014/07/22 05:32:57
 124 dnl -------------
 125 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 126 dnl The second parameter if given makes this macro verbose.
 127 dnl
 128 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 129 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
 130 dnl confused by the quotes (which require backslashes to keep them usable).
 131 AC_DEFUN([CF_ADD_CFLAGS],
 132 [
 133 cf_fix_cppflags=no
 134 cf_new_cflags=
 135 cf_new_cppflags=
 136 cf_new_extra_cppflags=
 137
 138 for cf_add_cflags in $1
 139 do
 140 case $cf_fix_cppflags in
 141 no)
 142         case $cf_add_cflags in #(vi
 143         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
 144                 case $cf_add_cflags in
 145                 -D*)
 146                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 147
 148                         test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 149                                 && test -z "${cf_tst_cflags}" \
 150                                 && cf_fix_cppflags=yes
 151
 152                         if test $cf_fix_cppflags = yes ; then
 153                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 154                                 continue
 155                         elif test "${cf_tst_cflags}" = "\"'" ; then
 156                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 157                                 continue
 158                         fi
 159                         ;;
 160                 esac
 161                 case "$CPPFLAGS" in
 162                 *$cf_add_cflags) #(vi
 163                         ;;
 164                 *) #(vi
 165                         case $cf_add_cflags in #(vi
 166                         -D*)
 167                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 168                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
 169                                 ;;
 170                         esac
 171                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
 172                         ;;
 173                 esac
 174                 ;;
 175         *)
 176                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
 177                 ;;
 178         esac
 179         ;;
 180 yes)
 181         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 182
 183         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 184
 185         test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 186                 && test -z "${cf_tst_cflags}" \
 187                 && cf_fix_cppflags=no
 188         ;;
 189 esac
 190 done
 191
 192 if test -n "$cf_new_cflags" ; then
 193         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
 194         CFLAGS="$CFLAGS $cf_new_cflags"
 195 fi
 196
 197 if test -n "$cf_new_cppflags" ; then
 198         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
 199         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 200 fi
 201
 202 if test -n "$cf_new_extra_cppflags" ; then
 203         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
 204         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
 205 fi
 206
 207 AC_SUBST(EXTRA_CPPFLAGS)
 208
 209 ])dnl
 210 dnl ---------------------------------------------------------------------------
 211 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
 212 dnl -------------
 213 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 214 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
 215 dnl but old versions (and some misinstalled ones) need that.  To make things
 216 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
 217 dnl the include-path).
 218 AC_DEFUN([CF_ADD_INCDIR],
 219 [
 220 if test -n "$1" ; then
 221   for cf_add_incdir in $1
 222   do
 223         while test $cf_add_incdir != /usr/include
 224         do
 225           if test -d $cf_add_incdir
 226           then
 227                 cf_have_incdir=no
 228                 if test -n "$CFLAGS$CPPFLAGS" ; then
 229                   # a loop is needed to ensure we can add subdirs of existing dirs
 230                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
 231                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
 232                           cf_have_incdir=yes; break
 233                         fi
 234                   done
 235                 fi
 236
 237                 if test "$cf_have_incdir" = no ; then
 238                   if test "$cf_add_incdir" = /usr/local/include ; then
 239                         if test "$GCC" = yes
 240                         then
 241                           cf_save_CPPFLAGS=$CPPFLAGS
 242                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 243                           AC_TRY_COMPILE([#include <stdio.h>],
 244                                   [printf("Hello")],
 245                                   [],
 246                                   [cf_have_incdir=yes])
 247                           CPPFLAGS=$cf_save_CPPFLAGS
 248                         fi
 249                   fi
 250                 fi
 251
 252                 if test "$cf_have_incdir" = no ; then
 253                   CF_VERBOSE(adding $cf_add_incdir to include-path)
 254                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 255
 256                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
 257                   test "$cf_top_incdir" = "$cf_add_incdir" && break
 258                   cf_add_incdir="$cf_top_incdir"
 259                 else
 260                   break
 261                 fi
 262           fi
 263         done
 264   done
 265 fi
 266 ])dnl
 267 dnl ---------------------------------------------------------------------------
 268 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
 269 dnl ----------
 270 dnl Add a library, used to enforce consistency.
 271 dnl
 272 dnl $1 = library to add, without the "-l"
 273 dnl $2 = variable to update (default $LIBS)
 274 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 275 dnl ---------------------------------------------------------------------------
 276 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
 277 dnl -------------
 278 dnl     Adds to the library-path
 279 dnl
 280 dnl     Some machines have trouble with multiple -L options.
 281 dnl
 282 dnl $1 is the (list of) directory(s) to add
 283 dnl $2 is the optional name of the variable to update (default LDFLAGS)
 284 dnl
 285 AC_DEFUN([CF_ADD_LIBDIR],
 286 [
 287 if test -n "$1" ; then
 288   for cf_add_libdir in $1
 289   do
 290     if test $cf_add_libdir = /usr/lib ; then
 291       :
 292     elif test -d $cf_add_libdir
 293     then
 294       cf_have_libdir=no
 295       if test -n "$LDFLAGS$LIBS" ; then
 296         # a loop is needed to ensure we can add subdirs of existing dirs
 297         for cf_test_libdir in $LDFLAGS $LIBS ; do
 298           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
 299             cf_have_libdir=yes; break
 300           fi
 301         done
 302       fi
 303       if test "$cf_have_libdir" = no ; then
 304         CF_VERBOSE(adding $cf_add_libdir to library-path)
 305         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
 306       fi
 307     fi
 308   done
 309 fi
 310 ])dnl
 311 dnl ---------------------------------------------------------------------------
 312 dnl CF_ADD_LIBS version: 2 updated: 2014/07/13 14:33:27
 313 dnl -----------
 314 dnl Add one or more libraries, used to enforce consistency.  Libraries are
 315 dnl prepended to an existing list, since their dependencies are assumed to
 316 dnl already exist in the list.
 317 dnl
 318 dnl $1 = libraries to add, with the "-l", etc.
 319 dnl $2 = variable to update (default $LIBS)
 320 AC_DEFUN([CF_ADD_LIBS],[
 321 cf_add_libs="$1"
 322 # Filter out duplicates - this happens with badly-designed ".pc" files...
 323 for cf_add_1lib in [$]ifelse($2,,LIBS,[$2])
 324 do
 325         for cf_add_2lib in $cf_add_libs
 326         do
 327                 if test "x$cf_add_1lib" = "x$cf_add_2lib"
 328                 then
 329                         cf_add_1lib=
 330                         break
 331                 fi
 332         done
 333         test -n "$cf_add_1lib" && cf_add_libs="$cf_add_libs $cf_add_1lib"
 334 done
 335 ifelse($2,,LIBS,[$2])="$cf_add_libs"
 336 ])dnl
 337 dnl ---------------------------------------------------------------------------
 338 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
 339 dnl ------------------
 340 dnl Append to a search-list for a nonstandard header/lib-file
 341 dnl     $1 = the variable to return as result
 342 dnl     $2 = the package name
 343 dnl     $3 = the subdirectory, e.g., bin, include or lib
 344 dnl $4 = the directory under which we will test for subdirectories
 345 dnl $5 = a directory that we do not want $4 to match
 346 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 347 [
 348 test "x$4" != "x$5" && \
 349 test -d "$4" && \
 350 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
 351         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 352         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 353         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 354         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 355         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 356         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 357 }
 358 ])dnl
 359 dnl ---------------------------------------------------------------------------
 360 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 361 dnl --------------
 362 dnl Allow user to disable a normally-on option.
 363 AC_DEFUN([CF_ARG_DISABLE],
 364 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 365 dnl ---------------------------------------------------------------------------
 366 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 367 dnl -------------
 368 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 369 dnl values.
 370 dnl
 371 dnl Parameters:
 372 dnl $1 = option name
 373 dnl $2 = help-string
 374 dnl $3 = action to perform if option is not default
 375 dnl $4 = action if perform if option is default
 376 dnl $5 = default option value (either 'yes' or 'no')
 377 AC_DEFUN([CF_ARG_OPTION],
 378 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 379   if test "$enableval" != "$5" ; then
 380 ifelse([$3],,[    :]dnl
 381 ,[    $3]) ifelse([$4],,,[
 382   else
 383     $4])
 384   fi],[enableval=$5 ifelse([$4],,,[
 385   $4
 386 ])dnl
 387   ])])dnl
 388 dnl ---------------------------------------------------------------------------
 389 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 390 dnl -----------
 391 dnl Check for suitable "ar" (archiver) options for updating an archive.
 392 AC_DEFUN([CF_AR_FLAGS],[
 393 AC_REQUIRE([CF_PROG_AR])
 394
 395 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 396         cf_cv_ar_flags=unknown
 397         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 398         do
 399
 400                 # check if $ARFLAGS already contains this choice
 401                 if test "x$ARFLAGS" != "x" ; then
 402                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 403                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 404                                 cf_cv_ar_flags=
 405                                 break
 406                         fi
 407                 fi
 408
 409                 rm -f conftest.$ac_cv_objext
 410                 rm -f conftest.a
 411
 412                 cat >conftest.$ac_ext <<EOF
 413 #line __oline__ "configure"
 414 int     testdata[[3]] = { 123, 456, 789 };
 415 EOF
 416                 if AC_TRY_EVAL(ac_compile) ; then
 417                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 418                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 419                         if test -f conftest.a ; then
 420                                 cf_cv_ar_flags=$cf_ar_flags
 421                                 break
 422                         fi
 423                 else
 424                         CF_VERBOSE(cannot compile test-program)
 425                         break
 426                 fi
 427         done
 428         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 429 ])
 430
 431 if test -n "$ARFLAGS" ; then
 432         if test -n "$cf_cv_ar_flags" ; then
 433                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 434         fi
 435 else
 436         ARFLAGS=$cf_cv_ar_flags
 437 fi
 438
 439 AC_SUBST(ARFLAGS)
 440 ])
 441 dnl ---------------------------------------------------------------------------
 442 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 443 dnl -----------------
 444 dnl Check if awk can handle big strings using printf.  Some older versions of
 445 dnl awk choke on large strings passed via "%s".
 446 dnl
 447 dnl $1 = desired string size
 448 dnl $2 = variable to set with result
 449 AC_DEFUN([CF_AWK_BIG_PRINTF],
 450 [
 451         case x$AWK in #(vi
 452         x)
 453                 eval $2=no
 454                 ;;
 455         *) #(vi
 456                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
 457                         | $AWK '{ printf "%d\n", length([$]0); }' 2>/dev/null | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
 458                         eval $2=yes
 459                 else
 460                         eval $2=no
 461                 fi
 462                 ;;
 463         esac
 464 ])dnl
 465 dnl ---------------------------------------------------------------------------
 466 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 467 dnl ------------
 468 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 469 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 470 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 471 dnl
 472 dnl Treat the configuration-variable specially here, since we're directly
 473 dnl substituting its value (i.e., 1/0).
 474 dnl
 475 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 476 AC_DEFUN([CF_BOOL_DECL],
 477 [
 478 AC_MSG_CHECKING(if we should include stdbool.h)
 479
 480 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 481         AC_TRY_COMPILE([],[bool foo = false],
 482                 [cf_cv_header_stdbool_h=0],
 483                 [AC_TRY_COMPILE([
 484 #ifndef __BEOS__
 485 #include <stdbool.h>
 486 #endif
 487 ],[bool foo = false],
 488                         [cf_cv_header_stdbool_h=1],
 489                         [cf_cv_header_stdbool_h=0])])])
 490
 491 if test "$cf_cv_header_stdbool_h" = 1
 492 then    AC_MSG_RESULT(yes)
 493 else    AC_MSG_RESULT(no)
 494 fi
 495
 496 AC_MSG_CHECKING([for builtin bool type])
 497
 498 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 499         AC_TRY_COMPILE([
 500 #include <stdio.h>
 501 #include <sys/types.h>
 502 ],[bool x = false],
 503                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 504                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 505         ])
 506
 507 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 508 then    AC_MSG_RESULT(yes)
 509 else    AC_MSG_RESULT(no)
 510 fi
 511 ])dnl
 512 dnl ---------------------------------------------------------------------------
 513 dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21
 514 dnl ------------
 515 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 516 dnl Don't bother looking for bool.h, since it's been deprecated.
 517 dnl
 518 dnl If the current compiler is C rather than C++, we get the bool definition
 519 dnl from <stdbool.h>.
 520 AC_DEFUN([CF_BOOL_SIZE],
 521 [
 522 AC_MSG_CHECKING([for size of bool])
 523 AC_CACHE_VAL(cf_cv_type_of_bool,[
 524         rm -f cf_test.out
 525         AC_TRY_RUN([
 526 #include <stdlib.h>
 527 #include <stdio.h>
 528
 529 #if defined(__cplusplus)
 530
 531 #ifdef HAVE_GXX_BUILTIN_H
 532 #include <g++/builtin.h>
 533 #elif HAVE_GPP_BUILTIN_H
 534 #include <gpp/builtin.h>
 535 #elif HAVE_BUILTIN_H
 536 #include <builtin.h>
 537 #endif
 538
 539 #else
 540
 541 #if $cf_cv_header_stdbool_h
 542 #include <stdbool.h>
 543 #endif
 544
 545 #endif
 546
 547 int main()
 548 {
 549         FILE *fp = fopen("cf_test.out", "w");
 550         if (fp != 0) {
 551                 bool x = true;
 552                 if ((bool)(-x) >= 0)
 553                         fputs("unsigned ", fp);
 554                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 555                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 556                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 557                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 558                 fclose(fp);
 559         }
 560         ${cf_cv_main_return:-return}(0);
 561 }
 562                 ],
 563                 [cf_cv_type_of_bool=`cat cf_test.out`
 564                  if test -z "$cf_cv_type_of_bool"; then
 565                    cf_cv_type_of_bool=unknown
 566                  fi],
 567                 [cf_cv_type_of_bool=unknown],
 568                 [cf_cv_type_of_bool=unknown])
 569         ])
 570         rm -f cf_test.out
 571 AC_MSG_RESULT($cf_cv_type_of_bool)
 572 if test "$cf_cv_type_of_bool" = unknown ; then
 573         case .$NCURSES_BOOL in #(vi
 574         .auto|.) NCURSES_BOOL=unsigned;;
 575         esac
 576         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 577         cf_cv_type_of_bool=$NCURSES_BOOL
 578 fi
 579 ])dnl
 580 dnl ---------------------------------------------------------------------------
 581 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
 582 dnl -----------
 583 dnl If we're cross-compiling, allow the user to override the tools and their
 584 dnl options.  The configure script is oriented toward identifying the host
 585 dnl compiler, etc., but we need a build compiler to generate parts of the
 586 dnl source.
 587 dnl
 588 dnl $1 = default for $CPPFLAGS
 589 dnl $2 = default for $LIBS
 590 AC_DEFUN([CF_BUILD_CC],[
 591 CF_ACVERSION_CHECK(2.52,,
 592         [AC_REQUIRE([CF_PROG_EXT])])
 593 if test "$cross_compiling" = yes ; then
 594
 595         # defaults that we might want to override
 596         : ${BUILD_CFLAGS:=''}
 597         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 598         : ${BUILD_LDFLAGS:=''}
 599         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 600         : ${BUILD_EXEEXT:='$x'}
 601         : ${BUILD_OBJEXT:='o'}
 602
 603         AC_ARG_WITH(build-cc,
 604                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 605                 [BUILD_CC="$withval"],
 606                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 607         AC_MSG_CHECKING(for native build C compiler)
 608         AC_MSG_RESULT($BUILD_CC)
 609
 610         AC_MSG_CHECKING(for native build C preprocessor)
 611         AC_ARG_WITH(build-cpp,
 612                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 613                 [BUILD_CPP="$withval"],
 614                 [BUILD_CPP='${BUILD_CC} -E'])
 615         AC_MSG_RESULT($BUILD_CPP)
 616
 617         AC_MSG_CHECKING(for native build C flags)
 618         AC_ARG_WITH(build-cflags,
 619                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 620                 [BUILD_CFLAGS="$withval"])
 621         AC_MSG_RESULT($BUILD_CFLAGS)
 622
 623         AC_MSG_CHECKING(for native build C preprocessor-flags)
 624         AC_ARG_WITH(build-cppflags,
 625                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 626                 [BUILD_CPPFLAGS="$withval"])
 627         AC_MSG_RESULT($BUILD_CPPFLAGS)
 628
 629         AC_MSG_CHECKING(for native build linker-flags)
 630         AC_ARG_WITH(build-ldflags,
 631                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 632                 [BUILD_LDFLAGS="$withval"])
 633         AC_MSG_RESULT($BUILD_LDFLAGS)
 634
 635         AC_MSG_CHECKING(for native build linker-libraries)
 636         AC_ARG_WITH(build-libs,
 637                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 638                 [BUILD_LIBS="$withval"])
 639         AC_MSG_RESULT($BUILD_LIBS)
 640
 641         # this assumes we're on Unix.
 642         BUILD_EXEEXT=
 643         BUILD_OBJEXT=o
 644
 645         : ${BUILD_CC:='${CC}'}
 646
 647         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 648                 AC_MSG_ERROR([Cross-build requires two compilers.
 649 Use --with-build-cc to specify the native compiler.])
 650         fi
 651
 652 else
 653         : ${BUILD_CC:='${CC}'}
 654         : ${BUILD_CPP:='${CPP}'}
 655         : ${BUILD_CFLAGS:='${CFLAGS}'}
 656         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 657         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 658         : ${BUILD_LIBS:='${LIBS}'}
 659         : ${BUILD_EXEEXT:='$x'}
 660         : ${BUILD_OBJEXT:='o'}
 661 fi
 662
 663 AC_SUBST(BUILD_CC)
 664 AC_SUBST(BUILD_CPP)
 665 AC_SUBST(BUILD_CFLAGS)
 666 AC_SUBST(BUILD_CPPFLAGS)
 667 AC_SUBST(BUILD_LDFLAGS)
 668 AC_SUBST(BUILD_LIBS)
 669 AC_SUBST(BUILD_EXEEXT)
 670 AC_SUBST(BUILD_OBJEXT)
 671 ])dnl
 672 dnl ---------------------------------------------------------------------------
 673 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
 674 dnl ---------------
 675 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 676 dnl into CC.  This will not help with broken scripts that wrap the compiler with
 677 dnl options, but eliminates a more common category of user confusion.
 678 AC_DEFUN([CF_CC_ENV_FLAGS],
 679 [
 680 # This should have been defined by AC_PROG_CC
 681 : ${CC:=cc}
 682
 683 AC_MSG_CHECKING(\$CC variable)
 684 case "$CC" in #(vi
 685 *[[\ \  ]]-[[IUD]]*)
 686         AC_MSG_RESULT(broken)
 687         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 688         # humor him...
 689         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
 690         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
 691         CF_ADD_CFLAGS($cf_flags)
 692         ;;
 693 *)
 694         AC_MSG_RESULT(ok)
 695         ;;
 696 esac
 697 ])dnl
 698 dnl ---------------------------------------------------------------------------
 699 dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05
 700 dnl ---------------
 701 dnl Determine the default configuration into which we'll install ncurses.  This
 702 dnl can be overridden by the user's command-line options.  There's two items to
 703 dnl look for:
 704 dnl     1. the prefix (e.g., /usr)
 705 dnl     2. the header files (e.g., /usr/include/ncurses)
 706 dnl We'll look for a previous installation of ncurses and use the same defaults.
 707 dnl
 708 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 709 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 710 dnl programs from a vendor's.
 711 AC_DEFUN([CF_CFG_DEFAULTS],
 712 [
 713 AC_MSG_CHECKING(for prefix)
 714 if test "x$prefix" = "xNONE" ; then
 715         case "$cf_cv_system_name" in
 716                 # non-vendor systems don't have a conflict
 717         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
 718                 prefix=/usr
 719                 ;;
 720         *)      prefix=$ac_default_prefix
 721                 ;;
 722         esac
 723 fi
 724 AC_MSG_RESULT($prefix)
 725
 726 if test "x$prefix" = "xNONE" ; then
 727 AC_MSG_CHECKING(for default include-directory)
 728 test -n "$verbose" && echo 1>&AC_FD_MSG
 729 for cf_symbol in \
 730         $includedir \
 731         $includedir/ncurses \
 732         $prefix/include \
 733         $prefix/include/ncurses \
 734         /usr/local/include \
 735         /usr/local/include/ncurses \
 736         /usr/include \
 737         /usr/include/ncurses
 738 do
 739         cf_dir=`eval echo $cf_symbol`
 740         if test -f $cf_dir/curses.h ; then
 741         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 742                 includedir="$cf_symbol"
 743                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 744                 break
 745         fi
 746         fi
 747         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 748 done
 749 AC_MSG_RESULT($includedir)
 750 fi
 751 ])dnl
 752 dnl ---------------------------------------------------------------------------
 753 dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
 754 dnl ----------
 755 dnl Check if the terminal-capability database functions are available.  If not,
 756 dnl ncurses has a much-reduced version.
 757 AC_DEFUN([CF_CGETENT],[
 758 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 759 AC_TRY_LINK([
 760 #include <stdlib.h>],[
 761         char temp[128];
 762         char *buf = temp;
 763         char *db_array = temp;
 764         cgetent(&buf, &db_array, "vt100");
 765         cgetcap(buf, "tc", '=');
 766         cgetmatch(buf, "tc");
 767         ],
 768         [cf_cv_cgetent=yes],
 769         [cf_cv_cgetent=no])
 770 ])
 771
 772 if test "$cf_cv_cgetent" = yes
 773 then
 774         AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
 775 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
 776 AC_TRY_LINK([
 777 #include <stdlib.h>],[
 778         char temp[128];
 779         char *buf = temp;
 780 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
 781         const char *db_array = temp;
 782         cgetent(&buf, &db_array, "vt100");
 783 #endif
 784         cgetcap(buf, "tc", '=');
 785         cgetmatch(buf, "tc");
 786         ],
 787         [cf_cv_cgetent_const=yes],
 788         [cf_cv_cgetent_const=no])
 789 ])
 790         if test "$cf_cv_cgetent_const" = yes
 791         then
 792                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
 793         fi
 794 fi
 795 ])dnl
 796 dnl ---------------------------------------------------------------------------
 797 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
 798 dnl --------------
 799 dnl Check if we're accidentally using a cache from a different machine.
 800 dnl Derive the system name, as a check for reusing the autoconf cache.
 801 dnl
 802 dnl If we've packaged config.guess and config.sub, run that (since it does a
 803 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 804 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 805 dnl which is useful in cross-compiles.
 806 dnl
 807 dnl Note: we would use $ac_config_sub, but that is one of the places where
 808 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 809 AC_DEFUN([CF_CHECK_CACHE],
 810 [
 811 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 812         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 813         system_name="$host_os"
 814 else
 815         system_name="`(uname -s -r) 2>/dev/null`"
 816         if test -z "$system_name" ; then
 817                 system_name="`(hostname) 2>/dev/null`"
 818         fi
 819 fi
 820 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
 821 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 822
 823 test -z "$system_name" && system_name="$cf_cv_system_name"
 824 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 825
 826 if test ".$system_name" != ".$cf_cv_system_name" ; then
 827         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 828         AC_MSG_ERROR("Please remove config.cache and try again.")
 829 fi
 830 ])dnl
 831 dnl ---------------------------------------------------------------------------
 832 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 833 dnl --------------
 834 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 835 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 836 dnl ourselves.
 837 dnl
 838 dnl $1 = the name to check
 839 dnl $2 = the assumed type
 840 AC_DEFUN([CF_CHECK_ERRNO],
 841 [
 842 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 843     AC_TRY_COMPILE([
 844 #ifdef HAVE_STDLIB_H
 845 #include <stdlib.h>
 846 #endif
 847 #include <stdio.h>
 848 #include <sys/types.h>
 849 #include <errno.h> ],
 850     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 851     [cf_cv_dcl_$1=yes],
 852     [cf_cv_dcl_$1=no])
 853 ])
 854
 855 if test "$cf_cv_dcl_$1" = no ; then
 856     CF_UPPER(cf_result,decl_$1)
 857     AC_DEFINE_UNQUOTED($cf_result)
 858 fi
 859
 860 # It's possible (for near-UNIX clones) that the data doesn't exist
 861 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 862 ])dnl
 863 dnl ---------------------------------------------------------------------------
 864 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 865 dnl --------------------
 866 dnl Check for existence of external data in the current set of libraries.  If
 867 dnl we can modify it, it's real enough.
 868 dnl $1 = the name to check
 869 dnl $2 = its type
 870 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 871 [
 872 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 873     AC_TRY_LINK([
 874 #undef $1
 875 extern $2 $1;
 876 ],
 877     [$1 = 2],
 878     [cf_cv_have_$1=yes],
 879     [cf_cv_have_$1=no])
 880 ])
 881
 882 if test "$cf_cv_have_$1" = yes ; then
 883     CF_UPPER(cf_result,have_$1)
 884     AC_DEFINE_UNQUOTED($cf_result)
 885 fi
 886
 887 ])dnl
 888 dnl ---------------------------------------------------------------------------
 889 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
 890 dnl -------------------
 891 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 892 dnl is not "weak" - warn about this because it can create problems linking
 893 dnl applications with ncurses.
 894 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 895 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 896
 897 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 898 cf_cv_check_gpm_wgetch=unknown
 899 if test "$cross_compiling" != yes ; then
 900
 901 cat >conftest.$ac_ext <<CF_EOF
 902 #include <gpm.h>
 903 int main()
 904 {
 905         Gpm_Wgetch();
 906         ${cf_cv_main_return:-return}(0);
 907 }
 908 CF_EOF
 909
 910         cf_save_LIBS="$LIBS"
 911         # This only works if we can look at the symbol table.  If a shared
 912         # library is stripped for install, we cannot use that.  So we're forced
 913         # to rely on the static library, noting that some packagers may not
 914         # include it.
 915         LIBS="-static -lgpm -dynamic $LIBS"
 916         if AC_TRY_EVAL(ac_compile) ; then
 917                 if AC_TRY_EVAL(ac_link) ; then
 918                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 919                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 920                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 921                 fi
 922         fi
 923         rm -rf conftest*
 924         LIBS="$cf_save_LIBS"
 925 fi
 926 ])
 927
 928 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 929         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 930 fi
 931 ])])dnl
 932 dnl ---------------------------------------------------------------------------
 933 dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
 934 dnl ------------------------
 935 dnl Show the version of libtool
 936 dnl
 937 dnl Save the version in a cache variable - this is not entirely a good thing,
 938 dnl but the version string from libtool is very ugly, and for bug reports it
 939 dnl might be useful to have the original string.
 940 AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[
 941 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
 942 then
 943         AC_MSG_CHECKING(version of $LIBTOOL)
 944         CF_LIBTOOL_VERSION
 945         AC_MSG_RESULT($cf_cv_libtool_version)
 946         if test -z "$cf_cv_libtool_version" ; then
 947                 AC_MSG_ERROR(This is not GNU libtool)
 948         fi
 949 else
 950         AC_MSG_ERROR(GNU libtool has not been found)
 951 fi
 952 ])dnl
 953 dnl ---------------------------------------------------------------------------
 954 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
 955 dnl ----------------
 956 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
 957 AC_DEFUN([CF_CHECK_WCHAR_H],[
 958 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
 959 AC_TRY_COMPILE(
 960 [
 961 #include <stdlib.h>
 962 #include <wchar.h>
 963 ],[
 964         wint_t foo = 0;
 965         int bar = iswpunct(foo)],
 966         [cf_cv_wchar_h_okay=yes],
 967         [cf_cv_wchar_h_okay=no])])
 968
 969 if test $cf_cv_wchar_h_okay = no
 970 then
 971         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
 972 fi
 973 ])dnl
 974 dnl ---------------------------------------------------------------------------
 975 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
 976 dnl -----------------
 977 dnl Check if the given compiler is really clang.  clang's C driver defines
 978 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
 979 dnl not ignore some gcc options.
 980 dnl
 981 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
 982 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
 983 dnl the wrappers for gcc and g++ warnings.
 984 dnl
 985 dnl $1 = GCC (default) or GXX
 986 dnl $2 = CLANG_COMPILER (default)
 987 dnl $3 = CFLAGS (default) or CXXFLAGS
 988 AC_DEFUN([CF_CLANG_COMPILER],[
 989 ifelse([$2],,CLANG_COMPILER,[$2])=no
 990
 991 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 992         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
 993         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
 994         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
 995         AC_TRY_COMPILE([],[
 996 #ifdef __clang__
 997 #else
 998 make an error
 999 #endif
1000 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
1001 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
1002 ],[])
1003         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1004         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
1005 fi
1006 ])
1007 dnl ---------------------------------------------------------------------------
1008 dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
1009 dnl -----------------
1010 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
1011 dnl is a late feature for the standard and is not in some recent compilers
1012 dnl (1999/9/11).
1013 AC_DEFUN([CF_CPP_PARAM_INIT],
1014 [
1015 if test -n "$CXX"; then
1016 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
1017         AC_LANG_SAVE
1018         AC_LANG_CPLUSPLUS
1019         AC_TRY_RUN([
1020 class TEST {
1021 private:
1022         int value;
1023 public:
1024         TEST(int x = 1);
1025         ~TEST();
1026 };
1027
1028 TEST::TEST(int x = 1)   // some compilers do not like second initializer
1029 {
1030         value = x;
1031 }
1032 int main() { }
1033 ],
1034         [cf_cv_cpp_param_init=yes],
1035         [cf_cv_cpp_param_init=no],
1036         [cf_cv_cpp_param_init=unknown])
1037         AC_LANG_RESTORE
1038 ])
1039 fi
1040 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
1041 ])dnl
1042 dnl ---------------------------------------------------------------------------
1043 dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21
1044 dnl ------------------
1045 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1046 dnl not be supported in g++ before 3.0
1047 AC_DEFUN([CF_CPP_STATIC_CAST],
1048 [
1049 if test -n "$CXX"; then
1050
1051 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1052         AC_LANG_SAVE
1053         AC_LANG_CPLUSPLUS
1054
1055         AC_TRY_COMPILE([
1056 class NCursesPanel
1057 {
1058 public:
1059   NCursesPanel(int nlines,
1060                int ncols,
1061                int begin_y = 0,
1062                int begin_x = 0)
1063   {
1064   }
1065   NCursesPanel();
1066   ~NCursesPanel();
1067 };
1068
1069 template<class T> class NCursesUserPanel : public NCursesPanel
1070 {
1071 public:
1072   NCursesUserPanel (int nlines,
1073                     int ncols,
1074                     int begin_y = 0,
1075                     int begin_x = 0,
1076                     const T* p_UserData = static_cast<T*>(0))
1077     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1078   {
1079   };
1080   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1081   {
1082   };
1083
1084   virtual ~NCursesUserPanel() {};
1085 };
1086 ],[
1087         const char* p_UserData = static_cast<char*>(0)],
1088         [cf_cv_cpp_static_cast=yes],
1089         [cf_cv_cpp_static_cast=no])
1090
1091         AC_LANG_RESTORE
1092 ])
1093
1094 fi
1095
1096 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
1097 ])dnl
1098 dnl ---------------------------------------------------------------------------
1099 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1100 dnl ---------------
1101 dnl Setup special archiver flags for given compilers.
1102 AC_DEFUN([CF_CXX_AR_FLAGS],[
1103         CXX_AR='$(AR)'
1104         CXX_ARFLAGS='$(ARFLAGS)'
1105         case $cf_cv_system_name in #(vi
1106         irix*) #(vi
1107             if test "$GXX" != yes ; then
1108                 CXX_AR='$(CXX)'
1109                 CXX_ARFLAGS='-ar -o'
1110             fi
1111             ;;
1112         sco3.2v5*) #(vi
1113             CXXLDFLAGS="-u main"
1114             ;;
1115         solaris2*)
1116             if test "$GXX" != yes ; then
1117                 CXX_AR='$(CXX)'
1118                 CXX_ARFLAGS='-xar -o'
1119             fi
1120             ;;
1121         esac
1122         AC_SUBST(CXXLDFLAGS)
1123         AC_SUBST(CXX_AR)
1124         AC_SUBST(CXX_ARFLAGS)
1125 ])dnl
1126 dnl ---------------------------------------------------------------------------
1127 dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
1128 dnl -------------------------
1129 dnl For c++, check if iostream uses "std::" namespace.
1130 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1131 AC_CHECK_HEADERS(iostream)
1132 if test x"$ac_cv_header_iostream" = xyes ; then
1133         AC_MSG_CHECKING(if iostream uses std-namespace)
1134         AC_TRY_COMPILE([
1135 #include <iostream>
1136 using std::endl;
1137 using std::cerr;],[
1138 cerr << "testing" << endl;
1139 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1140         AC_MSG_RESULT($cf_iostream_namespace)
1141         if test "$cf_iostream_namespace" = yes ; then
1142                 AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
1143         fi
1144 fi
1145 ])dnl
1146 dnl ---------------------------------------------------------------------------
1147 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1148 dnl -----------
1149 dnl Check if the C compiler supports "inline".
1150 dnl $1 is the name of a shell variable to set if inline is supported
1151 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1152 AC_DEFUN([CF_C_INLINE],[
1153 AC_C_INLINE
1154 $1=
1155 if test "$ac_cv_c_inline" != no ; then
1156   $1=inline
1157   if test "$INTEL_COMPILER" = yes
1158   then
1159     :
1160   elif test "$CLANG_COMPILER" = yes
1161   then
1162     :
1163   elif test "$GCC" = yes
1164   then
1165     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1166       cf_save_CFLAGS=$CFLAGS
1167       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1168       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1169       [${cf_cv_main_return:-return} foo()],
1170       [cf_cv_gcc_inline=yes],
1171       [cf_cv_gcc_inline=no])
1172       CFLAGS=$cf_save_CFLAGS
1173     ])
1174     if test "$cf_cv_gcc_inline" = yes ; then
1175         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1176     fi
1177   fi
1178 fi
1179 AC_SUBST($1)
1180 ])dnl
1181 dnl ---------------------------------------------------------------------------
1182 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1183 dnl ----------
1184 dnl "dirname" is not portable, so we fake it with a shell script.
1185 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1186 dnl ---------------------------------------------------------------------------
1187 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1188 dnl ---------------
1189 AC_DEFUN([CF_DIRS_TO_MAKE],
1190 [
1191 DIRS_TO_MAKE="lib"
1192 for cf_item in $cf_list_models
1193 do
1194         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1195         for cf_item2 in $DIRS_TO_MAKE
1196         do
1197                 test $cf_item2 = $cf_subdir && break
1198         done
1199         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1200 done
1201 for cf_dir in $DIRS_TO_MAKE
1202 do
1203         test ! -d $cf_dir && mkdir $cf_dir
1204 done
1205 AC_SUBST(DIRS_TO_MAKE)
1206 ])dnl
1207 dnl ---------------------------------------------------------------------------
1208 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
1209 dnl ---------------
1210 dnl You can always use "make -n" to see the actual options, but it's hard to
1211 dnl pick out/analyze warning messages when the compile-line is long.
1212 dnl
1213 dnl Sets:
1214 dnl     ECHO_LT - symbol to control if libtool is verbose
1215 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1216 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1217 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1218 dnl     ECHO_CC - symbol to put before any "cc" line
1219 dnl
1220 AC_DEFUN([CF_DISABLE_ECHO],[
1221 AC_MSG_CHECKING(if you want to see long compiling messages)
1222 CF_ARG_DISABLE(echo,
1223         [  --disable-echo          do not display "compiling" commands],
1224         [
1225     ECHO_LT='--silent'
1226     ECHO_LD='@echo linking [$]@;'
1227     RULE_CC='@echo compiling [$]<'
1228     SHOW_CC='@echo compiling [$]@'
1229     ECHO_CC='@'
1230 ],[
1231     ECHO_LT=''
1232     ECHO_LD=''
1233     RULE_CC=''
1234     SHOW_CC=''
1235     ECHO_CC=''
1236 ])
1237 AC_MSG_RESULT($enableval)
1238 AC_SUBST(ECHO_LT)
1239 AC_SUBST(ECHO_LD)
1240 AC_SUBST(RULE_CC)
1241 AC_SUBST(SHOW_CC)
1242 AC_SUBST(ECHO_CC)
1243 ])dnl
1244 dnl ---------------------------------------------------------------------------
1245 dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00
1246 dnl ------------------------
1247 AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[
1248 AC_MSG_CHECKING(if we want to use GNAT projects)
1249 CF_ARG_DISABLE(gnat-projects,
1250         [  --disable-gnat-projects test: disable GNAT projects even if usable],
1251         [enable_gnat_projects=no],
1252         [enable_gnat_projects=yes])
1253 AC_MSG_RESULT($enable_gnat_projects)
1254 ])dnl
1255 dnl ---------------------------------------------------------------------------
1256 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1257 dnl ----------------
1258 dnl Combine no-leak checks with the libraries or tools that are used for the
1259 dnl checks.
1260 AC_DEFUN([CF_DISABLE_LEAKS],[
1261
1262 AC_REQUIRE([CF_WITH_DMALLOC])
1263 AC_REQUIRE([CF_WITH_DBMALLOC])
1264 AC_REQUIRE([CF_WITH_VALGRIND])
1265
1266 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1267 AC_ARG_ENABLE(leaks,
1268         [  --disable-leaks         test: free permanent memory, analyze leaks],
1269         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1270         : ${with_no_leaks:=no})
1271 AC_MSG_RESULT($with_no_leaks)
1272
1273 if test "$with_no_leaks" = yes ; then
1274         AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1275         AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1276 fi
1277 ])dnl
1278 dnl ---------------------------------------------------------------------------
1279 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1280 dnl --------------------------
1281 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1282 dnl the older "-version-info" feature.  The newer feature allows us to use
1283 dnl version numbering on shared libraries which make them compatible with
1284 dnl various systems.
1285 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1286 [
1287 AC_MSG_CHECKING(if libtool -version-number should be used)
1288 CF_ARG_DISABLE(libtool-version,
1289         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1290         [cf_libtool_version=no],
1291         [cf_libtool_version=yes])
1292 AC_MSG_RESULT($cf_libtool_version)
1293
1294 if test "$cf_libtool_version" = yes ; then
1295         LIBTOOL_VERSION="-version-number"
1296 else
1297         LIBTOOL_VERSION="-version-info"
1298 fi
1299
1300 AC_SUBST(LIBTOOL_VERSION)
1301 ])dnl
1302 dnl ---------------------------------------------------------------------------
1303 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1304 dnl ---------------------
1305 dnl The rpath-hack makes it simpler to build programs, particularly with the
1306 dnl *BSD ports which may have essential libraries in unusual places.  But it
1307 dnl can interfere with building an executable for the base system.  Use this
1308 dnl option in that case.
1309 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1310 [
1311 AC_MSG_CHECKING(if rpath-hack should be disabled)
1312 CF_ARG_DISABLE(rpath-hack,
1313         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1314         [cf_disable_rpath_hack=yes],
1315         [cf_disable_rpath_hack=no])
1316 AC_MSG_RESULT($cf_disable_rpath_hack)
1317 if test "$cf_disable_rpath_hack" = no ; then
1318         CF_RPATH_HACK
1319 fi
1320 ])
1321 dnl ---------------------------------------------------------------------------
1322 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1323 dnl ------------------
1324 dnl This is the "--enable-pc-files" option, which is available if there is a
1325 dnl pkg-config configuration on the local machine.
1326 AC_DEFUN([CF_ENABLE_PC_FILES],[
1327 AC_REQUIRE([CF_PKG_CONFIG])
1328 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1329
1330 if test "$PKG_CONFIG" != none ; then
1331         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1332         AC_ARG_ENABLE(pc-files,
1333                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1334                 [enable_pc_files=$enableval],
1335                 [enable_pc_files=no])
1336         AC_MSG_RESULT($enable_pc_files)
1337         if test "$enable_pc_files" != no
1338         then
1339                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1340         fi
1341 else
1342         enable_pc_files=no
1343 fi
1344 ])dnl
1345 dnl ---------------------------------------------------------------------------
1346 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1347 dnl ---------------
1348 dnl Check if the rpath option should be used, setting cache variable
1349 dnl cf_cv_enable_rpath if so.
1350 AC_DEFUN([CF_ENABLE_RPATH],
1351 [
1352 AC_MSG_CHECKING(if rpath option should be used)
1353 AC_ARG_ENABLE(rpath,
1354 [  --enable-rpath          use rpath option when generating shared libraries],
1355 [cf_cv_enable_rpath=$enableval],
1356 [cf_cv_enable_rpath=no])
1357 AC_MSG_RESULT($cf_cv_enable_rpath)
1358 ])dnl
1359 dnl ---------------------------------------------------------------------------
1360 dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
1361 dnl ----------------------
1362 dnl On a few platforms, the compiler and/or loader nags with untruthful
1363 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1364 dnl and implying that most uses of the recommended alternatives are correct.
1365 dnl
1366 dnl Factually speaking, no one has actually counted the number of uses of these
1367 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1368 dnl instances are meaningless compared to the hundreds of millions of lines of
1369 dnl existing C code.
1370 dnl
1371 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1372 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1373 dnl standard - but evolved through phases, and older implementations are likely
1374 dnl to yield surprising results, as documented in manpages on various systems.
1375 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1376 [
1377 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1378 AC_ARG_ENABLE(string-hacks,
1379         [  --enable-string-hacks   work around bogus compiler/loader warnings],
1380         [with_string_hacks=$enableval],
1381         [with_string_hacks=no])
1382 AC_MSG_RESULT($with_string_hacks)
1383
1384 if test "x$with_string_hacks" = "xyes"; then
1385         AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
1386         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1387         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1388 fi
1389 ])dnl
1390 dnl ---------------------------------------------------------------------------
1391 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1392 dnl --------
1393 dnl Check if 'errno' is declared in <errno.h>
1394 AC_DEFUN([CF_ERRNO],
1395 [
1396 CF_CHECK_ERRNO(errno)
1397 ])dnl
1398 dnl ---------------------------------------------------------------------------
1399 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1400 dnl ---------------
1401 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1402 dnl math.h and builtin.h, only for ncurses
1403 AC_DEFUN([CF_ETIP_DEFINES],
1404 [
1405 AC_MSG_CHECKING(for special defines needed for etip.h)
1406 cf_save_CXXFLAGS="$CXXFLAGS"
1407 cf_result="none"
1408
1409 # etip.h includes ncurses.h which includes ncurses_dll.h
1410 # But ncurses_dll.h is generated - fix here.
1411 test -d include || mkdir include
1412 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1413
1414 for cf_math in "" MATH_H
1415 do
1416 for cf_excp in "" MATH_EXCEPTION
1417 do
1418         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1419         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1420         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1421 AC_TRY_COMPILE([
1422 #include <etip.h.in>
1423 ],[],[
1424         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1425         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1426         cf_result="$cf_math $cf_excp"
1427         break 2
1428 ],[])
1429 done
1430 done
1431 AC_MSG_RESULT($cf_result)
1432 CXXFLAGS="$cf_save_CXXFLAGS"
1433 ])
1434 dnl ---------------------------------------------------------------------------
1435 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1436 dnl ---------------
1437 dnl Find a library (specifically the linkage used in the code fragment),
1438 dnl searching for it if it is not already in the library path.
1439 dnl See also CF_ADD_SEARCHPATH.
1440 dnl
1441 dnl Parameters (4-on are optional):
1442 dnl     $1 = headers for library entrypoint
1443 dnl     $2 = code fragment for library entrypoint
1444 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1445 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1446 dnl     $5 = action to perform if not successful
1447 dnl     $6 = module name, if not the same as the library name
1448 dnl     $7 = extra libraries
1449 dnl
1450 dnl Sets these variables:
1451 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1452 dnl     $cf_cv_header_path_$3 - include-directory if needed
1453 dnl     $cf_cv_library_path_$3 - library-directory if needed
1454 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1455 AC_DEFUN([CF_FIND_LINKAGE],[
1456
1457 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1458 # will be set on completion of the AC_TRY_LINK below.
1459 cf_cv_header_path_$3=
1460 cf_cv_library_path_$3=
1461
1462 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1463
1464 cf_save_LIBS="$LIBS"
1465
1466 AC_TRY_LINK([$1],[$2],[
1467         cf_cv_find_linkage_$3=yes
1468         cf_cv_header_path_$3=/usr/include
1469         cf_cv_library_path_$3=/usr/lib
1470 ],[
1471
1472 LIBS="-l$3 $7 $cf_save_LIBS"
1473
1474 AC_TRY_LINK([$1],[$2],[
1475         cf_cv_find_linkage_$3=yes
1476         cf_cv_header_path_$3=/usr/include
1477         cf_cv_library_path_$3=/usr/lib
1478         cf_cv_library_file_$3="-l$3"
1479 ],[
1480         cf_cv_find_linkage_$3=no
1481         LIBS="$cf_save_LIBS"
1482
1483     CF_VERBOSE(find linkage for $3 library)
1484     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1485
1486     cf_save_CPPFLAGS="$CPPFLAGS"
1487     cf_test_CPPFLAGS="$CPPFLAGS"
1488
1489     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1490     for cf_cv_header_path_$3 in $cf_search
1491     do
1492       if test -d $cf_cv_header_path_$3 ; then
1493         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1494         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1495         AC_TRY_COMPILE([$1],[$2],[
1496             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1497             cf_cv_find_linkage_$3=maybe
1498             cf_test_CPPFLAGS="$CPPFLAGS"
1499             break],[
1500             CPPFLAGS="$cf_save_CPPFLAGS"
1501             ])
1502       fi
1503     done
1504
1505     if test "$cf_cv_find_linkage_$3" = maybe ; then
1506
1507       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1508
1509       cf_save_LIBS="$LIBS"
1510       cf_save_LDFLAGS="$LDFLAGS"
1511
1512       ifelse([$6],,,[
1513         CPPFLAGS="$cf_test_CPPFLAGS"
1514         LIBS="-l$3 $7 $cf_save_LIBS"
1515         AC_TRY_LINK([$1],[$2],[
1516             CF_VERBOSE(... found $3 library in system)
1517             cf_cv_find_linkage_$3=yes])
1518             CPPFLAGS="$cf_save_CPPFLAGS"
1519             LIBS="$cf_save_LIBS"
1520             ])
1521
1522       if test "$cf_cv_find_linkage_$3" != yes ; then
1523         CF_LIBRARY_PATH(cf_search,$3)
1524         for cf_cv_library_path_$3 in $cf_search
1525         do
1526           if test -d $cf_cv_library_path_$3 ; then
1527             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1528             CPPFLAGS="$cf_test_CPPFLAGS"
1529             LIBS="-l$3 $7 $cf_save_LIBS"
1530             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1531             AC_TRY_LINK([$1],[$2],[
1532                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1533                 cf_cv_find_linkage_$3=yes
1534                 cf_cv_library_file_$3="-l$3"
1535                 break],[
1536                 CPPFLAGS="$cf_save_CPPFLAGS"
1537                 LIBS="$cf_save_LIBS"
1538                 LDFLAGS="$cf_save_LDFLAGS"
1539                 ])
1540           fi
1541         done
1542         CPPFLAGS="$cf_save_CPPFLAGS"
1543         LDFLAGS="$cf_save_LDFLAGS"
1544       fi
1545
1546     else
1547       cf_cv_find_linkage_$3=no
1548     fi
1549     ],$7)
1550 ])
1551
1552 LIBS="$cf_save_LIBS"
1553
1554 if test "$cf_cv_find_linkage_$3" = yes ; then
1555 ifelse([$4],,[
1556         CF_ADD_INCDIR($cf_cv_header_path_$3)
1557         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1558         CF_ADD_LIB($3)
1559 ],[$4])
1560 else
1561 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1562 fi
1563 ])dnl
1564 dnl ---------------------------------------------------------------------------
1565 dnl CF_FIND_SUB_INCDIR version: 1 updated: 2014/04/12 16:47:01
1566 dnl ------------------
1567 dnl Find an include-directory with the given leaf-name.  This is useful for
1568 dnl example with FreeBSD ports, which use this convention to distinguish
1569 dnl different versions of the same port.
1570 AC_DEFUN([CF_FIND_SUB_INCDIR],[
1571         CF_SUBDIR_PATH(cf_search,$1,include)
1572         for cf_item in $cf_search
1573         do
1574                 case $cf_item in #(vi
1575                 */$1)
1576                         CF_ADD_INCDIR($cf_item)
1577                         ;;
1578                 esac
1579         done
1580 ])dnl
1581 dnl ---------------------------------------------------------------------------
1582 dnl CF_FIND_SUB_LIBDIR version: 1 updated: 2014/04/12 16:47:01
1583 dnl ------------------
1584 dnl Find a library-directory with the given leaf-name.  This is useful for
1585 dnl example with FreeBSD ports, which use this convention to distinguish
1586 dnl different versions of the same port.
1587 AC_DEFUN([CF_FIND_SUB_LIBDIR],[
1588         CF_SUBDIR_PATH(cf_search,$1,lib)
1589         for cf_item in $cf_search
1590         do
1591                 case $cf_item in #(vi
1592                 */$1)
1593                         CF_ADD_LIBDIR($cf_item)
1594                         ;;
1595                 esac
1596         done
1597 ])dnl
1598 dnl ---------------------------------------------------------------------------
1599 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1600 dnl -----------------
1601 dnl make ADAFLAGS consistent with CFLAGS
1602 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1603         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1604         case "$CFLAGS" in
1605         *-g*)
1606                 CF_ADD_ADAFLAGS(-g)
1607                 ;;
1608         esac
1609         case "$CFLAGS" in
1610         *-O*)
1611                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1612                 CF_ADD_ADAFLAGS($cf_O_flag)
1613                 ;;
1614         esac
1615         AC_MSG_RESULT($ADAFLAGS)
1616 ])dnl
1617 dnl ---------------------------------------------------------------------------
1618 dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09
1619 dnl --------------
1620 dnl Forget that we saw the given tool.
1621 AC_DEFUN([CF_FORGET_TOOL],[
1622 unset ac_cv_prog_ac_ct_$1
1623 unset ac_ct_$1
1624 unset $1
1625 ])dnl
1626 dnl ---------------------------------------------------------------------------
1627 dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
1628 dnl -------------
1629 dnl Test for dlsym() and related functions, as well as libdl.
1630 dnl
1631 dnl Sets
1632 dnl     $cf_have_dlsym
1633 dnl     $cf_have_libdl
1634 AC_DEFUN([CF_FUNC_DLSYM],[
1635 cf_have_dlsym=no
1636 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1637
1638 cf_have_libdl=no
1639 AC_CHECK_LIB(dl,dlsym,[
1640         cf_have_dlsym=yes
1641         cf_have_libdl=yes])])
1642
1643 if test "$cf_have_dlsym" = yes ; then
1644         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1645
1646         AC_MSG_CHECKING(whether able to link to dl*() functions)
1647         AC_TRY_LINK([#include <dlfcn.h>],[
1648                 void *obj;
1649                 if ((obj = dlopen("filename", 0)) != 0) {
1650                         if (dlsym(obj, "symbolname") == 0) {
1651                         dlclose(obj);
1652                         }
1653                 }],[
1654                 AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
1655                 AC_MSG_ERROR(Cannot link test program for libdl)])
1656         AC_MSG_RESULT(ok)
1657 else
1658         AC_MSG_ERROR(Cannot find dlsym function)
1659 fi
1660 ])
1661 dnl ---------------------------------------------------------------------------
1662 dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
1663 dnl ---------------
1664 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1665 dnl is found, add our own version of memmove to the list of objects.
1666 AC_DEFUN([CF_FUNC_MEMMOVE],
1667 [
1668 AC_CHECK_FUNC(memmove,,[
1669 AC_CHECK_FUNC(bcopy,[
1670         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1671                 AC_TRY_RUN([
1672 int main() {
1673         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1674         char temp[40];
1675         bcopy(data, temp, sizeof(data));
1676         bcopy(temp+10, temp, 15);
1677         bcopy(temp+5, temp+15, 10);
1678         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1679 }
1680                 ],
1681                 [cf_cv_good_bcopy=yes],
1682                 [cf_cv_good_bcopy=no],
1683                 [cf_cv_good_bcopy=unknown])
1684                 ])
1685         ],[cf_cv_good_bcopy=no])
1686         if test "$cf_cv_good_bcopy" = yes ; then
1687                 AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
1688         else
1689                 AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
1690         fi
1691 ])])dnl
1692 dnl ---------------------------------------------------------------------------
1693 dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
1694 dnl -----------------
1695 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1696 dnl AIX 4.x, provide a non-working version.
1697 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1698 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1699 AC_TRY_RUN([
1700 #include <stdio.h>
1701 #include <errno.h>
1702 #include <time.h>
1703
1704 #ifdef HAVE_SYS_TIME_H
1705 #include <sys/time.h>
1706 #endif
1707
1708 int main() {
1709         struct timespec ts1, ts2;
1710         int code;
1711         ts1.tv_sec  = 0;
1712         ts1.tv_nsec = 750000000;
1713         ts2.tv_sec  = 0;
1714         ts2.tv_nsec = 0;
1715         errno = 0;
1716         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1717         ${cf_cv_main_return:-return}(code != 0);
1718 }
1719 ],
1720         [cf_cv_func_nanosleep=yes],
1721         [cf_cv_func_nanosleep=no],
1722         [cf_cv_func_nanosleep=unknown])])
1723
1724 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
1725 ])
1726 dnl ---------------------------------------------------------------------------
1727 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1728 dnl ---------------
1729 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1730 dnl "util" library as well.
1731 AC_DEFUN([CF_FUNC_OPENPTY],
1732 [
1733 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1734 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1735     cf_save_LIBS="$LIBS"
1736     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1737     for cf_header in pty.h libutil.h util.h
1738     do
1739     AC_TRY_LINK([
1740 #include <$cf_header>
1741 ],[
1742     int x = openpty((int *)0, (int *)0, (char *)0,
1743                    (struct termios *)0, (struct winsize *)0);
1744 ],[
1745         cf_cv_func_openpty=$cf_header
1746         break
1747 ],[
1748         cf_cv_func_openpty=no
1749 ])
1750     done
1751     LIBS="$cf_save_LIBS"
1752 ])
1753 ])dnl
1754 dnl ---------------------------------------------------------------------------
1755 dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
1756 dnl ------------
1757 dnl See if the poll function really works.  Some platforms have poll(), but
1758 dnl it does not work for terminals or files.
1759 AC_DEFUN([CF_FUNC_POLL],[
1760 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1761 AC_TRY_RUN([
1762 #include <stdlib.h>
1763 #include <stdio.h>
1764 #include <unistd.h>
1765 #include <fcntl.h>
1766 #ifdef HAVE_POLL_H
1767 #include <poll.h>
1768 #else
1769 #include <sys/poll.h>
1770 #endif
1771 int main() {
1772         struct pollfd myfds;
1773         int ret;
1774
1775         /* check for Darwin bug with respect to "devices" */
1776         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1777         if (myfds.fd < 0)
1778                 myfds.fd = 0;
1779         myfds.events = POLLIN;
1780         myfds.revents = 0;
1781
1782         ret = poll(&myfds, 1, 100);
1783
1784         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1785                 ret = -1;
1786         } else {
1787                 int fd = 0;
1788                 if (!isatty(fd)) {
1789                         fd = open("/dev/tty", 2);       /* O_RDWR */
1790                 }
1791
1792                 if (fd >= 0) {
1793                         /* also check with standard input */
1794                         myfds.fd = fd;
1795                         myfds.events = POLLIN;
1796                         myfds.revents = 0;
1797                         ret = poll(&myfds, 1, 100);
1798                 } else {
1799                         ret = -1;
1800                 }
1801         }
1802         ${cf_cv_main_return:-return}(ret < 0);
1803 }],
1804         [cf_cv_working_poll=yes],
1805         [cf_cv_working_poll=no],
1806         [cf_cv_working_poll=unknown])])
1807 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
1808 ])dnl
1809 dnl ---------------------------------------------------------------------------
1810 dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
1811 dnl ---------------
1812 dnl Some old/broken variations define tcgetattr() only as a macro in
1813 dnl termio(s).h
1814 AC_DEFUN([CF_FUNC_TERMIOS],[
1815 AC_REQUIRE([CF_STRUCT_TERMIOS])
1816 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1817 AC_TRY_LINK([
1818 #include <sys/types.h>
1819 #ifdef HAVE_UNISTD_H
1820 #include <unistd.h>
1821 #endif
1822 #ifdef HAVE_TERMIOS_H
1823 #include <termios.h>
1824 #define TTY struct termios
1825 #else
1826 #ifdef HAVE_TERMIO_H
1827 #include <termio.h>
1828 #define TTY struct termio
1829 #endif
1830 #endif
1831 ],[
1832 TTY foo;
1833 tcgetattr(1, &foo);],
1834 [cf_cv_have_tcgetattr=yes],
1835 [cf_cv_have_tcgetattr=no])])
1836 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
1837 ])dnl
1838 dnl ---------------------------------------------------------------------------
1839 dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
1840 dnl ---------------
1841 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1842 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1843 dnl other functions.
1844 AC_DEFUN([CF_FUNC_VSSCANF],
1845 [
1846 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1847 AC_TRY_LINK([
1848 #include <stdarg.h>
1849 #include <stdio.h>],[
1850         va_list ap;
1851         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1852 AC_TRY_LINK([
1853 #include <stdarg.h>
1854 #include <stdio.h>],[
1855     FILE strbuf;
1856     char *str = "from";
1857
1858     strbuf._flag = _IOREAD;
1859     strbuf._ptr = strbuf._base = (unsigned char *) str;
1860     strbuf._cnt = strlen(str);
1861     strbuf._file = _NFILE;
1862     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1863 AC_TRY_LINK([
1864 #include <stdarg.h>
1865 #include <stdio.h>],[
1866     FILE strbuf;
1867     char *str = "from";
1868
1869     strbuf._flag = _IOREAD;
1870     strbuf._ptr = strbuf._base = (unsigned char *) str;
1871     strbuf._cnt = strlen(str);
1872     strbuf._file = _NFILE;
1873     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1874 cf_cv_func_vsscanf=no])])])])
1875
1876 case $cf_cv_func_vsscanf in #(vi
1877 vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
1878 vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
1879 _doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
1880 esac
1881
1882 ])dnl
1883 dnl ---------------------------------------------------------------------------
1884 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1885 dnl -----------------
1886 dnl Test for availability of useful gcc __attribute__ directives to quiet
1887 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1888 dnl to documentation, unrecognized directives cause older compilers to barf.
1889 AC_DEFUN([CF_GCC_ATTRIBUTES],
1890 [
1891 if test "$GCC" = yes
1892 then
1893 cat > conftest.i <<EOF
1894 #ifndef GCC_PRINTF
1895 #define GCC_PRINTF 0
1896 #endif
1897 #ifndef GCC_SCANF
1898 #define GCC_SCANF 0
1899 #endif
1900 #ifndef GCC_NORETURN
1901 #define GCC_NORETURN /* nothing */
1902 #endif
1903 #ifndef GCC_UNUSED
1904 #define GCC_UNUSED /* nothing */
1905 #endif
1906 EOF
1907 if test "$GCC" = yes
1908 then
1909         AC_CHECKING([for $CC __attribute__ directives])
1910 cat > conftest.$ac_ext <<EOF
1911 #line __oline__ "${as_me:-configure}"
1912 #include "confdefs.h"
1913 #include "conftest.h"
1914 #include "conftest.i"
1915 #if     GCC_PRINTF
1916 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1917 #else
1918 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1919 #endif
1920 #if     GCC_SCANF
1921 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1922 #else
1923 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1924 #endif
1925 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1926 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1927 extern void foo(void) GCC_NORETURN;
1928 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1929 EOF
1930         cf_printf_attribute=no
1931         cf_scanf_attribute=no
1932         for cf_attribute in scanf printf unused noreturn
1933         do
1934                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1935                 cf_directive="__attribute__(($cf_attribute))"
1936                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1937
1938                 case $cf_attribute in #(vi
1939                 printf) #(vi
1940                         cf_printf_attribute=yes
1941                         cat >conftest.h <<EOF
1942 #define GCC_$cf_ATTRIBUTE 1
1943 EOF
1944                         ;;
1945                 scanf) #(vi
1946                         cf_scanf_attribute=yes
1947                         cat >conftest.h <<EOF
1948 #define GCC_$cf_ATTRIBUTE 1
1949 EOF
1950                         ;;
1951                 *) #(vi
1952                         cat >conftest.h <<EOF
1953 #define GCC_$cf_ATTRIBUTE $cf_directive
1954 EOF
1955                         ;;
1956                 esac
1957
1958                 if AC_TRY_EVAL(ac_compile); then
1959                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1960                         cat conftest.h >>confdefs.h
1961                         case $cf_attribute in #(vi
1962                         noreturn) #(vi
1963                                 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1964                                 ;;
1965                         printf) #(vi
1966                                 cf_value='/* nothing */'
1967                                 if test "$cf_printf_attribute" != no ; then
1968                                         cf_value='__attribute__((format(printf,fmt,var)))'
1969                                         AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1970                                 fi
1971                                 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1972                                 ;;
1973                         scanf) #(vi
1974                                 cf_value='/* nothing */'
1975                                 if test "$cf_scanf_attribute" != no ; then
1976                                         cf_value='__attribute__((format(scanf,fmt,var)))'
1977                                         AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1978                                 fi
1979                                 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1980                                 ;;
1981                         unused) #(vi
1982                                 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1983                                 ;;
1984                         esac
1985                 fi
1986         done
1987 else
1988         fgrep define conftest.i >>confdefs.h
1989 fi
1990 rm -rf conftest*
1991 fi
1992 ])dnl
1993 dnl ---------------------------------------------------------------------------
1994 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1995 dnl --------------
1996 dnl Find version of gcc
1997 AC_DEFUN([CF_GCC_VERSION],[
1998 AC_REQUIRE([AC_PROG_CC])
1999 GCC_VERSION=none
2000 if test "$GCC" = yes ; then
2001         AC_MSG_CHECKING(version of $CC)
2002         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2003         test -z "$GCC_VERSION" && GCC_VERSION=unknown
2004         AC_MSG_RESULT($GCC_VERSION)
2005 fi
2006 ])dnl
2007 dnl ---------------------------------------------------------------------------
2008 dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35
2009 dnl ---------------
2010 dnl Check if the compiler supports useful warning options.  There's a few that
2011 dnl we don't use, simply because they're too noisy:
2012 dnl
2013 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
2014 dnl     -Wredundant-decls (system headers make this too noisy)
2015 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
2016 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
2017 dnl             is enabled for ncurses using "--enable-const".
2018 dnl     -pedantic
2019 dnl
2020 dnl Parameter:
2021 dnl     $1 is an optional list of gcc warning flags that a particular
2022 dnl             application might want to use, e.g., "no-unused" for
2023 dnl             -Wno-unused
2024 dnl Special:
2025 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2026 dnl
2027 AC_DEFUN([CF_GCC_WARNINGS],
2028 [
2029 AC_REQUIRE([CF_GCC_VERSION])
2030 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
2031 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
2032
2033 cat > conftest.$ac_ext <<EOF
2034 #line __oline__ "${as_me:-configure}"
2035 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2036 EOF
2037
2038 if test "$INTEL_COMPILER" = yes
2039 then
2040 # The "-wdXXX" options suppress warnings:
2041 # remark #1419: external declaration in primary source file
2042 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2043 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2044 # remark #193: zero used for undefined preprocessing identifier
2045 # remark #593: variable "curs_sb_left_arrow" was set but never used
2046 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2047 # remark #869: parameter "tw" was never referenced
2048 # remark #981: operands are evaluated in unspecified order
2049 # warning #279: controlling expression is constant
2050
2051         AC_CHECKING([for $CC warning options])
2052         cf_save_CFLAGS="$CFLAGS"
2053         EXTRA_CFLAGS="-Wall"
2054         for cf_opt in \
2055                 wd1419 \
2056                 wd1683 \
2057                 wd1684 \
2058                 wd193 \
2059                 wd593 \
2060                 wd279 \
2061                 wd810 \
2062                 wd869 \
2063                 wd981
2064         do
2065                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2066                 if AC_TRY_EVAL(ac_compile); then
2067                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2068                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2069                 fi
2070         done
2071         CFLAGS="$cf_save_CFLAGS"
2072
2073 elif test "$GCC" = yes
2074 then
2075         AC_CHECKING([for $CC warning options])
2076         cf_save_CFLAGS="$CFLAGS"
2077         EXTRA_CFLAGS=
2078         cf_warn_CONST=""
2079         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
2080         cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
2081         test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
2082         for cf_opt in W Wall \
2083                 Wbad-function-cast \
2084                 Wcast-align \
2085                 Wcast-qual \
2086                 Wdeclaration-after-statement \
2087                 Wextra \
2088                 Winline \
2089                 Wmissing-declarations \
2090                 Wmissing-prototypes \
2091                 Wnested-externs \
2092                 Wpointer-arith \
2093                 Wshadow \
2094                 Wstrict-prototypes \
2095                 Wundef $cf_gcc_warnings $cf_warn_CONST $1
2096         do
2097                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2098                 if AC_TRY_EVAL(ac_compile); then
2099                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2100                         case $cf_opt in #(vi
2101                         Wcast-qual) #(vi
2102                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2103                                 ;;
2104                         Winline) #(vi
2105                                 case $GCC_VERSION in
2106                                 [[34]].*)
2107                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2108                                         continue;;
2109                                 esac
2110                                 ;;
2111                         Wpointer-arith) #(vi
2112                                 case $GCC_VERSION in
2113                                 [[12]].*)
2114                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2115                                         continue;;
2116                                 esac
2117                                 ;;
2118                         esac
2119                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2120                 fi
2121         done
2122         CFLAGS="$cf_save_CFLAGS"
2123 fi
2124 rm -rf conftest*
2125
2126 AC_SUBST(EXTRA_CFLAGS)
2127 ])dnl
2128 dnl ---------------------------------------------------------------------------
2129 dnl CF_GETOPT_HEADER version: 6 updated: 2014/07/22 14:45:54
2130 dnl ----------------
2131 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2132 dnl unistd.h or (nonstandard) in getopt.h
2133 AC_DEFUN([CF_GETOPT_HEADER],
2134 [
2135 AC_HAVE_HEADERS(unistd.h getopt.h)
2136 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2137 cf_cv_getopt_header=none
2138 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2139 do
2140 AC_TRY_COMPILE([
2141 #include <$cf_header>],
2142 [int x = optind; char *y = optarg],
2143 [cf_cv_getopt_header=$cf_header
2144  break])
2145 done
2146 ])
2147 if test $cf_cv_getopt_header != none ; then
2148         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if getopt variables are declared in header])
2149 fi
2150 if test $cf_cv_getopt_header = getopt.h ; then
2151         AC_DEFINE(NEED_GETOPT_H,1,[Define to 1 if we must include getopt.h])
2152 fi
2153 ])dnl
2154 dnl ---------------------------------------------------------------------------
2155 dnl CF_GNATPREP_OPT_T version: 1 updated: 2014/08/02 18:37:25
2156 dnl -----------------
2157 AC_DEFUN([CF_GNATPREP_OPT_T],[
2158 AC_CACHE_CHECK(if GNATPREP supports -T option,cf_cv_gnatprep_opt_t,[
2159 cf_cv_gnatprep_opt_t=no
2160 gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes
2161 ])
2162 test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
2163 AC_SUBST(GNATPREP_OPTS)
2164 ])dnl
2165 dnl ---------------------------------------------------------------------------
2166 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2167 dnl ----------------
2168 AC_DEFUN([CF_GNAT_GENERICS],
2169 [
2170 AC_REQUIRE([CF_GNAT_VERSION])
2171
2172 AC_MSG_CHECKING(if GNAT supports generics)
2173 case $cf_gnat_version in #(vi
2174 3.[[1-9]]*|[[4-9]].*) #(vi
2175         cf_gnat_generics=yes
2176         ;;
2177 *)
2178         cf_gnat_generics=no
2179         ;;
2180 esac
2181 AC_MSG_RESULT($cf_gnat_generics)
2182
2183 if test "$cf_gnat_generics" = yes
2184 then
2185         cf_compile_generics=generics
2186         cf_generic_objects="\${GENOBJS}"
2187 else
2188         cf_compile_generics=
2189         cf_generic_objects=
2190 fi
2191
2192 AC_SUBST(cf_compile_generics)
2193 AC_SUBST(cf_generic_objects)
2194 ])dnl
2195 dnl ---------------------------------------------------------------------------
2196 dnl CF_GNAT_PROJECTS version: 7 updated: 2014/06/01 10:46:34
2197 dnl ----------------
2198 dnl GNAT projects are configured with ".gpr" project files.
2199 dnl GNAT libraries are a further development, using the project feature.
2200 AC_DEFUN([CF_GNAT_PROJECTS],
2201 [
2202 AC_REQUIRE([CF_GNAT_VERSION])
2203 AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
2204
2205 cf_gnat_libraries=no
2206 cf_gnat_projects=no
2207
2208 if test "$enable_gnat_projects" != no ; then
2209 AC_MSG_CHECKING(if GNAT supports project files)
2210 case $cf_gnat_version in #(vi
2211 3.[[0-9]]*) #(vi
2212         ;;
2213 *)
2214         case $cf_cv_system_name in #(vi
2215         cygwin*|msys*) #(vi
2216                 ;;
2217         *)
2218                 mkdir conftest.src conftest.bin conftest.lib
2219                 cd conftest.src
2220                 rm -rf conftest* *~conftest*
2221                 cat >>library.gpr <<CF_EOF
2222 project Library is
2223   Kind := External ("LIB_KIND");
2224   for Library_Name use "ConfTest";
2225   for Object_Dir use ".";
2226   for Library_ALI_Dir use External("LIBRARY_DIR");
2227   for Library_Version use External ("SONAME");
2228   for Library_Kind use Kind;
2229   for Library_Dir use External("BUILD_DIR");
2230   Source_Dir := External ("SOURCE_DIR");
2231   for Source_Dirs use (Source_Dir);
2232 end Library;
2233 CF_EOF
2234                 cat >>confpackage.ads <<CF_EOF
2235 package ConfPackage is
2236    procedure conftest;
2237 end ConfPackage;
2238 CF_EOF
2239                 cat >>confpackage.adb <<CF_EOF
2240 with Text_IO;
2241 package body ConfPackage is
2242    procedure conftest is
2243    begin
2244       Text_IO.Put ("Hello World");
2245       Text_IO.New_Line;
2246    end conftest;
2247 end ConfPackage;
2248 CF_EOF
2249                 if ( $cf_ada_make $ADAFLAGS \
2250                                 -Plibrary.gpr \
2251                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2252                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2253                                 -XSOURCE_DIR=`pwd` \
2254                                 -XSONAME=libConfTest.so.1 \
2255                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2256                         cf_gnat_projects=yes
2257                 fi
2258                 cd ..
2259                 if test -f conftest.lib/confpackage.ali
2260                 then
2261                         cf_gnat_libraries=yes
2262                 fi
2263                 rm -rf conftest* *~conftest*
2264                 ;;
2265         esac
2266         ;;
2267 esac
2268 AC_MSG_RESULT($cf_gnat_projects)
2269 fi # enable_gnat_projects
2270
2271 if test $cf_gnat_projects = yes
2272 then
2273         AC_MSG_CHECKING(if GNAT supports libraries)
2274         AC_MSG_RESULT($cf_gnat_libraries)
2275 fi
2276
2277 if test "$cf_gnat_projects" = yes
2278 then
2279         USE_OLD_MAKERULES="#"
2280         USE_GNAT_PROJECTS=""
2281 else
2282         USE_OLD_MAKERULES=""
2283         USE_GNAT_PROJECTS="#"
2284 fi
2285
2286 if test "$cf_gnat_libraries" = yes
2287 then
2288         USE_GNAT_LIBRARIES=""
2289 else
2290         USE_GNAT_LIBRARIES="#"
2291 fi
2292
2293 AC_SUBST(USE_OLD_MAKERULES)
2294 AC_SUBST(USE_GNAT_PROJECTS)
2295 AC_SUBST(USE_GNAT_LIBRARIES)
2296 ])dnl
2297 dnl ---------------------------------------------------------------------------
2298 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2299 dnl --------------
2300 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2301 dnl is noted that gnat may compile a tasking unit even for configurations which
2302 dnl fail at runtime.
2303 AC_DEFUN([CF_GNAT_SIGINT],[
2304 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2305 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2306
2307 package ConfTest is
2308
2309    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2310    pragma Unreserve_All_Interrupts;
2311    pragma Warnings (On);
2312
2313    protected Process is
2314       procedure Stop;
2315       function Continue return Boolean;
2316       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2317    private
2318       Done : Boolean := False;
2319    end Process;
2320
2321 end ConfTest;],
2322 [package body ConfTest is
2323    protected body Process is
2324       procedure Stop is
2325       begin
2326          Done := True;
2327       end Stop;
2328       function Continue return Boolean is
2329       begin
2330          return not Done;
2331       end Continue;
2332    end Process;
2333 end ConfTest;],
2334         [cf_cv_gnat_sigint=yes],
2335         [cf_cv_gnat_sigint=no])])
2336
2337 if test $cf_cv_gnat_sigint = yes ; then
2338         USE_GNAT_SIGINT=""
2339 else
2340         USE_GNAT_SIGINT="#"
2341 fi
2342 AC_SUBST(USE_GNAT_SIGINT)
2343 ])dnl
2344 dnl ---------------------------------------------------------------------------
2345 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2346 dnl ----------------
2347 dnl Verify that a test program compiles/links with GNAT.
2348 dnl $cf_ada_make is set to the program that compiles/links
2349 dnl $ADAFLAGS may be set to the GNAT flags.
2350 dnl
2351 dnl $1 is the text of the spec
2352 dnl $2 is the text of the body
2353 dnl $3 is the shell command to execute if successful
2354 dnl $4 is the shell command to execute if not successful
2355 AC_DEFUN([CF_GNAT_TRY_LINK],
2356 [
2357 rm -rf conftest* *~conftest*
2358 cat >>conftest.ads <<CF_EOF
2359 $1
2360 CF_EOF
2361 cat >>conftest.adb <<CF_EOF
2362 $2
2363 CF_EOF
2364 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2365 ifelse($3,,      :,[      $3])
2366 ifelse($4,,,[else
2367    $4])
2368 fi
2369 rm -rf conftest* *~conftest*
2370 ])dnl
2371 dnl ---------------------------------------------------------------------------
2372 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2373 dnl ---------------
2374 dnl Verify that a test program compiles and runs with GNAT
2375 dnl $cf_ada_make is set to the program that compiles/links
2376 dnl $ADAFLAGS may be set to the GNAT flags.
2377 dnl
2378 dnl $1 is the text of the spec
2379 dnl $2 is the text of the body
2380 dnl $3 is the shell command to execute if successful
2381 dnl $4 is the shell command to execute if not successful
2382 AC_DEFUN([CF_GNAT_TRY_RUN],
2383 [
2384 rm -rf conftest* *~conftest*
2385 cat >>conftest.ads <<CF_EOF
2386 $1
2387 CF_EOF
2388 cat >>conftest.adb <<CF_EOF
2389 $2
2390 CF_EOF
2391 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2392    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2393 ifelse($3,,      :,[      $3])
2394 ifelse($4,,,[   else
2395       $4])
2396    fi
2397 ifelse($4,,,[else
2398    $4])
2399 fi
2400 rm -rf conftest* *~conftest*
2401 ])dnl
2402 dnl ---------------------------------------------------------------------------
2403 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2404 dnl ---------------
2405 dnl Verify version of GNAT.
2406 AC_DEFUN([CF_GNAT_VERSION],
2407 [
2408 AC_MSG_CHECKING(for gnat version)
2409 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2410         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2411     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2412 AC_MSG_RESULT($cf_gnat_version)
2413
2414 case $cf_gnat_version in #(vi
2415 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2416         cf_cv_prog_gnat_correct=yes
2417         ;;
2418 *)
2419         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2420         cf_cv_prog_gnat_correct=no
2421         ;;
2422 esac
2423 ])
2424 dnl ---------------------------------------------------------------------------
2425 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2426 dnl -------------
2427 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2428 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2429 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2430 dnl since it is interwoven with GNU extensions.
2431 dnl
2432 dnl Well, yes we could work around it...
2433 AC_DEFUN([CF_GNU_SOURCE],
2434 [
2435 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2436 AC_TRY_COMPILE([#include <sys/types.h>],[
2437 #ifndef _XOPEN_SOURCE
2438 make an error
2439 #endif],
2440         [cf_cv_gnu_source=no],
2441         [cf_save="$CPPFLAGS"
2442          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2443          AC_TRY_COMPILE([#include <sys/types.h>],[
2444 #ifdef _XOPEN_SOURCE
2445 make an error
2446 #endif],
2447         [cf_cv_gnu_source=no],
2448         [cf_cv_gnu_source=yes])
2449         CPPFLAGS="$cf_save"
2450         ])
2451 ])
2452 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2453 ])dnl
2454 dnl ---------------------------------------------------------------------------
2455 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2456 dnl --------------
2457 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2458 dnl problem :-).  If we have the compiler but no library, we'll be able to
2459 dnl configure, but won't be able to build the c++ demo program.
2460 AC_DEFUN([CF_GPP_LIBRARY],
2461 [
2462 cf_cxx_library=unknown
2463 case $cf_cv_system_name in #(vi
2464 os2*) #(vi
2465         cf_gpp_libname=gpp
2466         ;;
2467 *)
2468         cf_gpp_libname=g++
2469         ;;
2470 esac
2471 if test "$GXX" = yes; then
2472         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2473         cf_save="$LIBS"
2474         CF_ADD_LIB($cf_gpp_libname)
2475         AC_TRY_LINK([
2476 #include <$cf_gpp_libname/builtin.h>
2477         ],
2478         [two_arg_error_handler_t foo2 = lib_error_handler],
2479         [cf_cxx_library=yes
2480          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2481          if test "$cf_gpp_libname" = cpp ; then
2482             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2483          else
2484             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2485          fi],
2486         [AC_TRY_LINK([
2487 #include <builtin.h>
2488         ],
2489         [two_arg_error_handler_t foo2 = lib_error_handler],
2490         [cf_cxx_library=yes
2491          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2492          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2493         [cf_cxx_library=no])])
2494         LIBS="$cf_save"
2495         AC_MSG_RESULT($cf_cxx_library)
2496 fi
2497 ])dnl
2498 dnl ---------------------------------------------------------------------------
2499 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2500 dnl --------------
2501 dnl Check for version of g++
2502 AC_DEFUN([CF_GXX_VERSION],[
2503 AC_REQUIRE([AC_PROG_CPP])
2504 GXX_VERSION=none
2505 if test "$GXX" = yes; then
2506         AC_MSG_CHECKING(version of ${CXX:-g++})
2507         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2508         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2509         AC_MSG_RESULT($GXX_VERSION)
2510 fi
2511 ])dnl
2512 dnl ---------------------------------------------------------------------------
2513 dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
2514 dnl ---------------
2515 dnl Check if the compiler supports useful warning options.
2516 dnl
2517 dnl Most of gcc's options apply to g++, except:
2518 dnl     -Wbad-function-cast
2519 dnl     -Wmissing-declarations
2520 dnl     -Wnested-externs
2521 dnl
2522 dnl Omit a few (for now):
2523 dnl     -Winline
2524 dnl
2525 dnl Parameter:
2526 dnl     $1 is an optional list of g++ warning flags that a particular
2527 dnl             application might want to use, e.g., "no-unused" for
2528 dnl             -Wno-unused
2529 dnl Special:
2530 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2531 dnl
2532 AC_DEFUN([CF_GXX_WARNINGS],
2533 [
2534
2535 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2536 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2537
2538 AC_REQUIRE([CF_GXX_VERSION])
2539
2540 AC_LANG_SAVE
2541 AC_LANG_CPLUSPLUS
2542
2543 cat > conftest.$ac_ext <<EOF
2544 #line __oline__ "configure"
2545 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2546 EOF
2547
2548 if test "$INTEL_CPLUSPLUS" = yes
2549 then
2550 # The "-wdXXX" options suppress warnings:
2551 # remark #1419: external declaration in primary source file
2552 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2553 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2554 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2555 # remark #193: zero used for undefined preprocessing identifier
2556 # remark #593: variable "curs_sb_left_arrow" was set but never used
2557 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2558 # remark #869: parameter "tw" was never referenced
2559 # remark #981: operands are evaluated in unspecified order
2560 # warning #269: invalid format string conversion
2561
2562         AC_CHECKING([for $CC warning options])
2563         cf_save_CXXFLAGS="$CXXFLAGS"
2564         EXTRA_CXXFLAGS="-Wall"
2565         for cf_opt in \
2566                 wd1419 \
2567                 wd1682 \
2568                 wd1683 \
2569                 wd1684 \
2570                 wd193 \
2571                 wd279 \
2572                 wd593 \
2573                 wd810 \
2574                 wd869 \
2575                 wd981
2576         do
2577                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2578                 if AC_TRY_EVAL(ac_compile); then
2579                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2580                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2581                 fi
2582         done
2583         CXXFLAGS="$cf_save_CXXFLAGS"
2584
2585 elif test "$GXX" = yes
2586 then
2587         AC_CHECKING([for $CXX warning options])
2588         cf_save_CXXFLAGS="$CXXFLAGS"
2589         EXTRA_CXXFLAGS="-W -Wall"
2590         cf_gxx_extra_warnings=""
2591         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2592         case "$GCC_VERSION" in
2593         [[1-2]].*)
2594                 ;;
2595         *)
2596                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2597                 ;;
2598         esac
2599         for cf_opt in \
2600                 Wabi \
2601                 fabi-version=0 \
2602                 Wextra \
2603                 Wignored-qualifiers \
2604                 Wlogical-op \
2605                 Woverloaded-virtual \
2606                 Wsign-promo \
2607                 Wsynth \
2608                 Wold-style-cast \
2609                 Wcast-align \
2610                 Wcast-qual \
2611                 Wpointer-arith \
2612                 Wshadow \
2613                 Wundef $cf_gxx_extra_warnings $1
2614         do
2615                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2616                 if AC_TRY_EVAL(ac_compile); then
2617                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2618                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2619                 else
2620                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2621                 fi
2622         done
2623         CXXFLAGS="$cf_save_CXXFLAGS"
2624 fi
2625
2626 rm -rf conftest*
2627 AC_LANG_RESTORE
2628 AC_SUBST(EXTRA_CXXFLAGS)
2629 ])dnl
2630 dnl ---------------------------------------------------------------------------
2631 dnl CF_HASHED_DB version: 5 updated: 2014/04/12 16:47:01
2632 dnl ------------
2633 dnl Look for an instance of the Berkeley hashed database.
2634 dnl
2635 dnl $1 = optional parameter, to specify install-prefix for the database.
2636 AC_DEFUN([CF_HASHED_DB],
2637 [
2638 ifelse([$1],,,[
2639 case $1 in #(vi
2640 yes|*able*) #(vi
2641     ;;
2642 *)
2643     if test -d "$1" ; then
2644         CF_ADD_INCDIR($1/include)
2645         CF_ADD_LIBDIR($1/lib)
2646         else
2647                 case "$1" in #(vi
2648                 ./*|../*|/*)
2649                         AC_MSG_WARN(no such directory $1)
2650                         ;; #(vi
2651                 *)
2652                         CF_FIND_SUB_INCDIR($1)
2653                         CF_FIND_SUB_LIBDIR($1)
2654                         ;;
2655                 esac
2656     fi
2657 esac
2658 ])
2659 AC_CHECK_HEADER(db.h,[
2660 CF_HASHED_DB_VERSION
2661 if test "$cf_cv_hashed_db_version" = unknown ; then
2662         AC_MSG_ERROR(Cannot determine version of db)
2663 else
2664         CF_HASHED_DB_LIBS
2665         if test "$cf_cv_hashed_db_libs" = unknown ; then
2666                 AC_MSG_ERROR(Cannot determine library for db)
2667         elif test "$cf_cv_hashed_db_libs" != default ; then
2668                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2669         fi
2670 fi
2671 ],[
2672         AC_MSG_ERROR(Cannot find db.h)
2673 ])
2674 ])dnl
2675 dnl ---------------------------------------------------------------------------
2676 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2677 dnl -----------------
2678 dnl Given that we have the header and version for hashed database, find the
2679 dnl library information.
2680 AC_DEFUN([CF_HASHED_DB_LIBS],
2681 [
2682 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2683 cf_cv_hashed_db_libs=unknown
2684 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2685 do
2686         cf_save_libs="$LIBS"
2687         if test -n "$cf_db_libs"; then
2688                 CF_ADD_LIB($cf_db_libs)
2689         fi
2690         CF_MSG_LOG(checking for library "$cf_db_libs")
2691         AC_TRY_LINK([
2692 $ac_includes_default
2693 #include <db.h>
2694 ],[
2695         char *path = "/tmp/foo";
2696 #ifdef DB_VERSION_MAJOR
2697 #if DB_VERSION_MAJOR >= 4
2698         DB *result = 0;
2699         db_create(&result, NULL, 0);
2700         result->open(result,
2701                 NULL,
2702                 path,
2703                 path,
2704                 DB_HASH,
2705                 DB_CREATE,
2706                 0644);
2707 #elif DB_VERSION_MAJOR >= 3
2708         DB *result = 0;
2709         db_create(&result, NULL, 0);
2710         result->open(result,
2711                 path,
2712                 path,
2713                 DB_HASH,
2714                 DB_CREATE,
2715                 0644);
2716 #elif DB_VERSION_MAJOR >= 2
2717         DB *result = 0;
2718         db_open(path,
2719                 DB_HASH,
2720                 DB_CREATE,
2721                 0644,
2722                 (DB_ENV *) 0,
2723                 (DB_INFO *) 0,
2724                 &result);
2725 #endif /* DB_VERSION_MAJOR */
2726 #else
2727         DB *result = dbopen(path,
2728                      2,
2729                      0644,
2730                      DB_HASH,
2731                      0);
2732 #endif
2733         ${cf_cv_main_return:-return}(result != 0)
2734 ],[
2735         if test -n "$cf_db_libs" ; then
2736                 cf_cv_hashed_db_libs=$cf_db_libs
2737         else
2738                 cf_cv_hashed_db_libs=default
2739         fi
2740         LIBS="$cf_save_libs"
2741         break
2742 ])
2743         LIBS="$cf_save_libs"
2744 done
2745 ])
2746 ])dnl
2747 dnl ---------------------------------------------------------------------------
2748 dnl CF_HASHED_DB_VERSION version: 4 updated: 2014/04/12 16:47:01
2749 dnl --------------------
2750 dnl Given that we have the header file for hashed database, find the version
2751 dnl information.
2752 AC_DEFUN([CF_HASHED_DB_VERSION],
2753 [
2754 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2755 cf_cv_hashed_db_version=unknown
2756
2757 for cf_db_version in 1 2 3 4 5 6
2758 do
2759         CF_MSG_LOG(checking for db version $cf_db_version)
2760         AC_TRY_COMPILE([
2761 $ac_includes_default
2762 #include <db.h>
2763
2764 #ifdef DB_VERSION_MAJOR
2765         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2766 #if $cf_db_version == DB_VERSION_MAJOR
2767         /* ok */
2768 #else
2769         make an error
2770 #endif
2771 #else
2772 #if $cf_db_version == 1
2773         /* ok: assuming this is DB 1.8.5 */
2774 #else
2775         make an error
2776 #endif
2777 #endif
2778 ],[DBT *foo = 0],[
2779         cf_cv_hashed_db_version=$cf_db_version
2780         break
2781         ])
2782 done
2783 ])
2784 ])dnl
2785 dnl ---------------------------------------------------------------------------
2786 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2787 dnl --------------
2788 dnl Construct a search-list of directories for a nonstandard header-file
2789 dnl
2790 dnl Parameters
2791 dnl     $1 = the variable to return as result
2792 dnl     $2 = the package name
2793 AC_DEFUN([CF_HEADER_PATH],
2794 [
2795 $1=
2796
2797 # collect the current set of include-directories from compiler flags
2798 cf_header_path_list=""
2799 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2800         for cf_header_path in $CPPFLAGS $CFLAGS
2801         do
2802                 case $cf_header_path in #(vi
2803                 -I*)
2804                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2805                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2806                         cf_header_path_list="$cf_header_path_list [$]$1"
2807                         ;;
2808                 esac
2809         done
2810 fi
2811
2812 # add the variations for the package we are looking for
2813 CF_SUBDIR_PATH($1,$2,include)
2814
2815 test "$includedir" != NONE && \
2816 test "$includedir" != "/usr/include" && \
2817 test -d "$includedir" && {
2818         test -d $includedir &&    $1="[$]$1 $includedir"
2819         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2820 }
2821
2822 test "$oldincludedir" != NONE && \
2823 test "$oldincludedir" != "/usr/include" && \
2824 test -d "$oldincludedir" && {
2825         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2826         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2827 }
2828
2829 $1="[$]$1 $cf_header_path_list"
2830 ])dnl
2831 dnl ---------------------------------------------------------------------------
2832 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2833 dnl ---------------
2834 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2835 AC_DEFUN([CF_HELP_MESSAGE],
2836 [AC_DIVERT_HELP([$1])dnl
2837 ])dnl
2838 dnl ---------------------------------------------------------------------------
2839 dnl CF_INCLUDE_DIRS version: 10 updated: 2014/09/19 20:58:42
2840 dnl ---------------
2841 dnl Construct the list of include-options according to whether we're building
2842 dnl in the source directory or using '--srcdir=DIR' option.
2843 AC_DEFUN([CF_INCLUDE_DIRS],
2844 [
2845 if test "$srcdir" != "."; then
2846         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2847 fi
2848 CPPFLAGS="-I../include $CPPFLAGS"
2849 if test "$srcdir" != "."; then
2850         CPPFLAGS="-I\${srcdir} $CPPFLAGS"
2851 fi
2852 CPPFLAGS="-I. $CPPFLAGS"
2853 AC_SUBST(CPPFLAGS)
2854 ])dnl
2855 dnl ---------------------------------------------------------------------------
2856 dnl CF_INTEL_COMPILER version: 6 updated: 2014/03/17 13:13:07
2857 dnl -----------------
2858 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2859 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2860 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2861 dnl
2862 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2863 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2864 dnl the wrappers for gcc and g++ warnings.
2865 dnl
2866 dnl $1 = GCC (default) or GXX
2867 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2868 dnl $3 = CFLAGS (default) or CXXFLAGS
2869 AC_DEFUN([CF_INTEL_COMPILER],[
2870 AC_REQUIRE([AC_CANONICAL_HOST])
2871 ifelse([$2],,INTEL_COMPILER,[$2])=no
2872
2873 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2874         case $host_os in
2875         linux*|gnu*)
2876                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2877                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2878                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2879                 AC_TRY_COMPILE([],[
2880 #ifdef __INTEL_COMPILER
2881 #else
2882 make an error
2883 #endif
2884 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2885 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
2886 ],[])
2887                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2888                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2889                 ;;
2890         esac
2891 fi
2892 ])dnl
2893 dnl ---------------------------------------------------------------------------
2894 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2895 dnl ----------
2896 dnl Check if we have either a function or macro for 'isascii()'.
2897 AC_DEFUN([CF_ISASCII],
2898 [
2899 AC_MSG_CHECKING(for isascii)
2900 AC_CACHE_VAL(cf_cv_have_isascii,[
2901         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2902         [cf_cv_have_isascii=yes],
2903         [cf_cv_have_isascii=no])
2904 ])dnl
2905 AC_MSG_RESULT($cf_cv_have_isascii)
2906 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2907 ])dnl
2908 dnl ---------------------------------------------------------------------------
2909 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2910 dnl ------------
2911 dnl Add checks for large file support.
2912 AC_DEFUN([CF_LARGEFILE],[
2913 ifdef([AC_FUNC_FSEEKO],[
2914     AC_SYS_LARGEFILE
2915     if test "$enable_largefile" != no ; then
2916         AC_FUNC_FSEEKO
2917
2918         # Normally we would collect these definitions in the config.h,
2919         # but (like _XOPEN_SOURCE), some environments rely on having these
2920         # defined before any of the system headers are included.  Another
2921         # case comes up with C++, e.g., on AIX the compiler compiles the
2922         # header files by themselves before looking at the body files it is
2923         # told to compile.  For ncurses, those header files do not include
2924         # the config.h
2925         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2926         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2927         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2928
2929         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2930                 AC_TRY_COMPILE([
2931 #include <sys/types.h>
2932 #include <dirent.h>
2933                 ],[
2934                 /* if transitional largefile support is setup, this is true */
2935                 extern struct dirent64 * readdir(DIR *);
2936                 struct dirent64 *x = readdir((DIR *)0);
2937                 struct dirent *y = readdir((DIR *)0);
2938                 int z = x - y;
2939                 ],
2940                 [cf_cv_struct_dirent64=yes],
2941                 [cf_cv_struct_dirent64=no])
2942         ])
2943         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2944     fi
2945 ])
2946 ])
2947 dnl ---------------------------------------------------------------------------
2948 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2949 dnl -----------------
2950 dnl Check for compiler/linker flags used to temporarily force usage of static
2951 dnl libraries.  This depends on the compiler and platform.  Use this to help
2952 dnl ensure that the linker picks up a given library based on its position in
2953 dnl the list of linker options and libraries.
2954 AC_DEFUN([CF_LDFLAGS_STATIC],[
2955
2956 if test "$GCC" = yes ; then
2957         case $cf_cv_system_name in #(
2958         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2959                 LDFLAGS_STATIC=
2960                 LDFLAGS_SHARED=
2961                 ;;
2962     *)  #( normally, except when broken
2963         LDFLAGS_STATIC=-static
2964         LDFLAGS_SHARED=-dynamic
2965         ;;
2966     esac
2967 else
2968         case $cf_cv_system_name in #(
2969         aix[[4-7]]*)    #( from ld manpage
2970                 LDFLAGS_STATIC=-bstatic
2971                 LDFLAGS_SHARED=-bdynamic
2972                 ;;
2973         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2974                 # We could also use just "archive" and "shared".
2975                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2976                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2977                 ;;
2978         irix*)          #( from ld manpage IRIX64
2979                 LDFLAGS_STATIC=-Bstatic
2980                 LDFLAGS_SHARED=-Bdynamic
2981                 ;;
2982         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2983                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2984                 LDFLAGS_STATIC=-noso
2985                 LDFLAGS_SHARED=-so_archive
2986                 ;;
2987         solaris2*)
2988                 LDFLAGS_STATIC=-Bstatic
2989                 LDFLAGS_SHARED=-Bdynamic
2990                 ;;
2991         esac
2992 fi
2993
2994 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2995 then
2996         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2997
2998         rm -f libconftest.a
2999         cat >conftest.$ac_ext <<EOF
3000 #line __oline__ "configure"
3001 #include <stdio.h>
3002 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
3003 EOF
3004         if AC_TRY_EVAL(ac_compile) ; then
3005                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
3006                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
3007         fi
3008         rm -f conftest.*
3009
3010         cf_save_LIBS="$LIBS"
3011
3012         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
3013         AC_TRY_LINK([
3014 #line __oline__ "configure"
3015 #include <stdio.h>
3016 int cf_ldflags_static(FILE *fp);
3017 ],[
3018         return cf_ldflags_static(stdin);
3019 ],[
3020         # some linkers simply ignore the -dynamic
3021         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
3022         *static*) # (vi
3023                 cf_ldflags_static=no
3024                 ;;
3025         *)
3026                 cf_ldflags_static=yes
3027                 ;;
3028         esac
3029 ],[cf_ldflags_static=no])
3030
3031         rm -f libconftest.*
3032         LIBS="$cf_save_LIBS"
3033
3034         AC_MSG_RESULT($cf_ldflags_static)
3035
3036         if test $cf_ldflags_static != yes
3037         then
3038                 LDFLAGS_STATIC=
3039                 LDFLAGS_SHARED=
3040         fi
3041 else
3042         LDFLAGS_STATIC=
3043         LDFLAGS_SHARED=
3044 fi
3045
3046 AC_SUBST(LDFLAGS_STATIC)
3047 AC_SUBST(LDFLAGS_SHARED)
3048 ])
3049 dnl ---------------------------------------------------------------------------
3050 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3051 dnl ---------------
3052 dnl For the given system and compiler, find the compiler flags to pass to the
3053 dnl loader to use the "rpath" feature.
3054 AC_DEFUN([CF_LD_RPATH_OPT],
3055 [
3056 AC_REQUIRE([CF_CHECK_CACHE])
3057
3058 LD_RPATH_OPT=
3059 AC_MSG_CHECKING(for an rpath option)
3060 case $cf_cv_system_name in #(vi
3061 irix*) #(vi
3062         if test "$GCC" = yes; then
3063                 LD_RPATH_OPT="-Wl,-rpath,"
3064         else
3065                 LD_RPATH_OPT="-rpath "
3066         fi
3067         ;;
3068 linux*|gnu*|k*bsd*-gnu) #(vi
3069         LD_RPATH_OPT="-Wl,-rpath,"
3070         ;;
3071 openbsd[[2-9]].*|mirbsd*) #(vi
3072         LD_RPATH_OPT="-Wl,-rpath,"
3073         ;;
3074 dragonfly*|freebsd*) #(vi
3075         LD_RPATH_OPT="-rpath "
3076         ;;
3077 netbsd*) #(vi
3078         LD_RPATH_OPT="-Wl,-rpath,"
3079         ;;
3080 osf*|mls+*) #(vi
3081         LD_RPATH_OPT="-rpath "
3082         ;;
3083 solaris2*) #(vi
3084         LD_RPATH_OPT="-R"
3085         ;;
3086 *)
3087         ;;
3088 esac
3089 AC_MSG_RESULT($LD_RPATH_OPT)
3090
3091 case "x$LD_RPATH_OPT" in #(vi
3092 x-R*)
3093         AC_MSG_CHECKING(if we need a space after rpath option)
3094         cf_save_LIBS="$LIBS"
3095         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3096         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3097         LIBS="$cf_save_LIBS"
3098         AC_MSG_RESULT($cf_rpath_space)
3099         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3100         ;;
3101 esac
3102 ])dnl
3103 dnl ---------------------------------------------------------------------------
3104 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3105 dnl ---------------
3106 dnl Construct a search-list of directories for a nonstandard library-file
3107 dnl
3108 dnl Parameters
3109 dnl     $1 = the variable to return as result
3110 dnl     $2 = the package name
3111 AC_DEFUN([CF_LIBRARY_PATH],
3112 [
3113 $1=
3114 cf_library_path_list=""
3115 if test -n "${LDFLAGS}${LIBS}" ; then
3116         for cf_library_path in $LDFLAGS $LIBS
3117         do
3118                 case $cf_library_path in #(vi
3119                 -L*)
3120                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3121                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3122                         cf_library_path_list="$cf_library_path_list [$]$1"
3123                         ;;
3124                 esac
3125         done
3126 fi
3127
3128 CF_SUBDIR_PATH($1,$2,lib)
3129
3130 $1="$cf_library_path_list [$]$1"
3131 ])dnl
3132 dnl ---------------------------------------------------------------------------
3133 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3134 dnl ------------------
3135 AC_DEFUN([CF_LIBTOOL_VERSION],[
3136 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3137 then
3138         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3139 else
3140         cf_cv_libtool_version=
3141 fi
3142 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3143 ])dnl
3144 dnl ---------------------------------------------------------------------------
3145 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3146 dnl -------------
3147 dnl Compute the library-prefix for the given host system
3148 dnl $1 = variable to set
3149 define([CF_LIB_PREFIX],
3150 [
3151         case $cf_cv_system_name in #(vi
3152         OS/2*|os2*) #(vi
3153         LIB_PREFIX=''
3154         ;;
3155         *)      LIB_PREFIX='lib'
3156         ;;
3157         esac
3158 ifelse($1,,,[$1=$LIB_PREFIX])
3159         AC_SUBST(LIB_PREFIX)
3160 ])dnl
3161 dnl ---------------------------------------------------------------------------
3162 dnl CF_LIB_RULES version: 75 updated: 2014/09/20 20:16:32
3163 dnl ------------
3164 dnl Append definitions and rules for the given models to the subdirectory
3165 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3166 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3167 dnl the corresponding makefile to list the models that we'll generate.
3168 dnl
3169 dnl For shared libraries, make a list of symbolic links to construct when
3170 dnl generating each library.  The convention used for Linux is the simplest
3171 dnl one:
3172 dnl     lib<name>.so    ->
3173 dnl     lib<name>.so.<major>    ->
3174 dnl     lib<name>.so.<maj>.<minor>
3175 dnl
3176 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3177 AC_DEFUN([CF_LIB_RULES],
3178 [
3179 cf_prefix=$LIB_PREFIX
3180 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3181
3182 case $cf_cv_shlib_version in #(vi
3183 cygdll|msysdll|mingw)
3184         TINFO_NAME=$TINFO_ARG_SUFFIX
3185         TINFO_SUFFIX=.dll
3186         ;;
3187 esac
3188
3189 if test -n "$TINFO_SUFFIX" ; then
3190         case $TINFO_SUFFIX in
3191         tw*)
3192                 TINFO_NAME="${TINFO_NAME}tw"
3193                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3194                 ;;
3195         t*)
3196                 TINFO_NAME="${TINFO_NAME}t"
3197                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3198                 ;;
3199         w*)
3200                 TINFO_NAME="${TINFO_NAME}w"
3201                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3202                 ;;
3203         esac
3204 fi
3205
3206 for cf_dir in $SRC_SUBDIRS
3207 do
3208         if test ! -d $srcdir/$cf_dir ; then
3209                 continue
3210         elif test -f $srcdir/$cf_dir/modules; then
3211
3212                 SHARED_LIB=
3213                 Libs_To_Make=
3214                 for cf_item in $cf_LIST_MODELS
3215                 do
3216                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3217                         cf_libname=$cf_dir
3218                         test "$cf_dir" = c++ && cf_libname=ncurses++
3219                         if test $cf_item = shared ; then
3220                                 if test -n "${LIB_SUFFIX}"
3221                                 then
3222                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3223                                 else
3224                                         cf_shared_suffix="$cf_suffix"
3225                                 fi
3226                                 if test "$cf_cv_do_symlinks" = yes ; then
3227                                         cf_version_name=
3228
3229                                         case "$cf_cv_shlib_version" in #(vi
3230                                         rel) #(vi
3231                                                 cf_version_name=REL_VERSION
3232                                                 ;;
3233                                         abi)
3234                                                 cf_version_name=ABI_VERSION
3235                                                 ;;
3236                                         esac
3237
3238                                         if test -n "$cf_version_name"
3239                                         then
3240                                                 case "$cf_cv_system_name" in #(vi
3241                                                 darwin*)
3242                                                         # "w", etc?
3243                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3244                                                         ;; #(vi
3245                                                 *)
3246                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3247                                                         ;;
3248                                                 esac
3249                                         fi
3250                                         if test -n "${LIB_SUFFIX}"
3251                                         then
3252                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3253                                         else
3254                                                 cf_shared_suffix="$cf_suffix"
3255                                         fi
3256                                 fi
3257                                 # cygwin needs import library, and has unique naming convention
3258                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3259                                 # use 'cyg' prefix for shared lib.
3260                                 case $cf_cv_shlib_version in #(vi
3261                                 cygdll) #(vi
3262                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3263                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3264                                         continue
3265                                         ;;
3266                                 msysdll) #(vi
3267                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3268                                         Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
3269                                         continue
3270                                         ;;
3271                                 mingw)
3272                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3273                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3274                                         continue
3275                                         ;;
3276                                 esac
3277                         fi
3278                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3279                 done
3280
3281                 if test $cf_dir = ncurses ; then
3282                         cf_subsets="$LIB_SUBSETS"
3283                         cf_r_parts="$cf_subsets"
3284                         cf_liblist="$Libs_To_Make"
3285
3286                         while test -n "$cf_r_parts"
3287                         do
3288                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3289                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3290                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3291                                         cf_item=
3292                                         case $cf_l_parts in #(vi
3293                                         *termlib*) #(vi
3294                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3295                                                 ;;
3296                                         *ticlib*)
3297                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3298                                                 ;;
3299                                         *)
3300                                                 break
3301                                                 ;;
3302                                         esac
3303                                         if test -n "$cf_item"; then
3304                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3305                                         fi
3306                                 else
3307                                         break
3308                                 fi
3309                         done
3310                 else
3311                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3312                 fi
3313
3314                 if test $cf_dir = c++; then
3315                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3316                                 cf_list=
3317                                 for cf_item in $Libs_To_Make
3318                                 do
3319                                         case $cf_item in
3320                                         *.a)
3321                                                 ;;
3322                                         *)
3323                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3324                                                 ;;
3325                                         esac
3326                                         for cf_test in $cf_list
3327                                         do
3328                                                 if test "$cf_test" = "$cf_item"
3329                                                 then
3330                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3331                                                         cf_item=
3332                                                         break
3333                                                 fi
3334                                         done
3335                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3336                                 done
3337                                 Libs_To_Make="$cf_list"
3338                         fi
3339                 fi
3340
3341                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3342                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3343                         $cf_dir/Makefile >$cf_dir/Makefile.out
3344                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3345
3346                 $AWK -f $srcdir/mk-0th.awk \
3347                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3348                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3349
3350                 for cf_subset in $cf_subsets
3351                 do
3352                         cf_subdirs=
3353                         for cf_item in $cf_LIST_MODELS
3354                         do
3355
3356                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3357                         CF_UPPER(cf_ITEM,$cf_item)
3358
3359                         CXX_MODEL=$cf_ITEM
3360                         if test "$CXX_MODEL" = SHARED; then
3361                                 case $cf_cv_shlib_version in #(vi
3362                                 cygdll|msysdll|mingw) #(vi
3363                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3364                                         with_shared_cxx=yes
3365                                         ;;
3366                                 *)
3367                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3368                                         ;;
3369                                 esac
3370                         fi
3371
3372                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3373                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3374
3375                         # Test for case where we build libtinfo with a different name.
3376                         cf_libname=$cf_dir
3377                         if test $cf_dir = ncurses ; then
3378                                 case $cf_subset in
3379                                 *base*)
3380                                         cf_libname=${cf_libname}$LIB_SUFFIX
3381                                         ;;
3382                                 *termlib*)
3383                                         cf_libname=$TINFO_LIB_SUFFIX
3384                                         ;;
3385                                 ticlib*)
3386                                         cf_libname=$TICS_LIB_SUFFIX
3387                                         ;;
3388                                 esac
3389                         elif test $cf_dir = c++ ; then
3390                                 cf_libname=ncurses++$LIB_SUFFIX
3391                         else
3392                                 cf_libname=${cf_libname}$LIB_SUFFIX
3393                         fi
3394                         if test -n "${DFT_ARG_SUFFIX}" ; then
3395                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3396                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3397                         fi
3398
3399                         # These dependencies really are for development, not
3400                         # builds, but they are useful in porting, too.
3401                         cf_depend="../include/ncurses_cfg.h"
3402                         if test "$srcdir" = "."; then
3403                                 cf_reldir="."
3404                         else
3405                                 cf_reldir="\${srcdir}"
3406                         fi
3407
3408                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3409                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3410                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3411                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3412                         fi
3413
3414                         cf_dir_suffix=
3415                         old_cf_suffix="$cf_suffix"
3416                         if test "$cf_cv_shlib_version_infix" = yes ; then
3417                         if test -n "$LIB_SUFFIX" ; then
3418                                 case $LIB_SUFFIX in
3419                                 tw*)
3420                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3421                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3422                                         cf_dir_suffix=tw
3423                                         ;;
3424                                 t*)
3425                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3426                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3427                                         cf_dir_suffix=t
3428                                         ;;
3429                                 w*)
3430                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3431                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3432                                         cf_dir_suffix=w
3433                                         ;;
3434                                 esac
3435                         fi
3436                         fi
3437
3438                         $AWK -f $srcdir/mk-1st.awk \
3439                                 name=${cf_libname}${cf_dir_suffix} \
3440                                 traces=$LIB_TRACING \
3441                                 MODEL=$cf_ITEM \
3442                                 CXX_MODEL=$CXX_MODEL \
3443                                 model=$cf_subdir \
3444                                 prefix=$cf_prefix \
3445                                 suffix=$cf_suffix \
3446                                 subset=$cf_subset \
3447                                 driver=$cf_cv_term_driver \
3448                                 SymLink="$LN_S" \
3449                                 TermlibRoot=$TINFO_NAME \
3450                                 TermlibSuffix=$TINFO_SUFFIX \
3451                                 ShlibVer=$cf_cv_shlib_version \
3452                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3453                                 ReLink=${cf_cv_do_relink:-no} \
3454                                 DoLinks=$cf_cv_do_symlinks \
3455                                 rmSoLocs=$cf_cv_rm_so_locs \
3456                                 ldconfig="$LDCONFIG" \
3457                                 overwrite=$WITH_OVERWRITE \
3458                                 depend="$cf_depend" \
3459                                 host="$host" \
3460                                 libtool_version="$LIBTOOL_VERSION" \
3461                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3462
3463                         cf_suffix="$old_cf_suffix"
3464
3465                         for cf_subdir2 in $cf_subdirs lib
3466                         do
3467                                 test $cf_subdir = $cf_subdir2 && break
3468                         done
3469                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3470                         $AWK -f $srcdir/mk-2nd.awk \
3471                                 name=$cf_dir \
3472                                 traces=$LIB_TRACING \
3473                                 MODEL=$cf_ITEM \
3474                                 model=$cf_subdir \
3475                                 subset=$cf_subset \
3476                                 srcdir=$srcdir \
3477                                 echo=$WITH_ECHO \
3478                                 crenames=$cf_cv_prog_CC_c_o \
3479                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3480                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3481                         cf_subdirs="$cf_subdirs $cf_subdir"
3482                         done
3483                 done
3484         fi
3485
3486         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3487 done
3488
3489 for cf_dir in $SRC_SUBDIRS
3490 do
3491         if test ! -d $srcdir/$cf_dir ; then
3492                 continue
3493         fi
3494
3495         if test -f $cf_dir/Makefile ; then
3496                 case "$cf_dir" in
3497                 Ada95) #(vi
3498                         echo 'libs \' >> Makefile
3499                         echo 'install.libs \' >> Makefile
3500                         echo 'uninstall.libs ::' >> Makefile
3501                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3502                         ;;
3503                 esac
3504         fi
3505
3506         if test -f $srcdir/$cf_dir/modules; then
3507                 echo >> Makefile
3508                 if test -f $srcdir/$cf_dir/headers; then
3509 cat >> Makefile <<CF_EOF
3510 install.includes \\
3511 uninstall.includes \\
3512 CF_EOF
3513                 fi
3514 if test "$cf_dir" != "c++" ; then
3515 echo 'lint \' >> Makefile
3516 fi
3517 cat >> Makefile <<CF_EOF
3518 libs \\
3519 lintlib \\
3520 install.libs \\
3521 uninstall.libs \\
3522 install.$cf_dir \\
3523 uninstall.$cf_dir ::
3524         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3525 CF_EOF
3526         elif test -f $srcdir/$cf_dir/headers; then
3527 cat >> Makefile <<CF_EOF
3528
3529 libs \\
3530 install.libs \\
3531 uninstall.libs \\
3532 install.includes \\
3533 uninstall.includes ::
3534         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3535 CF_EOF
3536 fi
3537 done
3538
3539 if test "x$cf_with_db_install" = xyes; then
3540 cat >> Makefile <<CF_EOF
3541
3542 install.libs uninstall.libs \\
3543 install.data uninstall.data ::
3544 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3545 CF_EOF
3546 else
3547 cat >> Makefile <<CF_EOF
3548
3549 install.libs uninstall.libs ::
3550         cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3551 CF_EOF
3552 fi
3553
3554 if test "x$cf_with_manpages" = xyes; then
3555 cat >> Makefile <<CF_EOF
3556
3557 install.man \\
3558 uninstall.man ::
3559         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3560 CF_EOF
3561 fi
3562
3563 cat >> Makefile <<CF_EOF
3564
3565 distclean ::
3566         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3567         rm -f headers.sh headers.sed mk_shared_lib.sh
3568         rm -f edit_man.* man_alias.*
3569         rm -rf \${DIRS_TO_MAKE}
3570 CF_EOF
3571
3572 # Special case: tack's manpage lives in its own directory.
3573 if test "x$cf_with_manpages" = xyes; then
3574 if test -d tack ; then
3575 if test -f $srcdir/$tack.h; then
3576 cat >> Makefile <<CF_EOF
3577
3578 install.man \\
3579 uninstall.man ::
3580         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3581 CF_EOF
3582 fi
3583 fi
3584 fi
3585
3586 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3587 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3588 dnl anything, and will make it more standardized.  It's awkward to decide this
3589 dnl at configuration because of quoting, so we'll simply make all headers
3590 dnl installed via a script that can do the right thing.
3591
3592 rm -f headers.sed headers.sh
3593
3594 dnl ( generating this script makes the makefiles a little tidier :-)
3595 echo creating headers.sh
3596 cat >headers.sh <<CF_EOF
3597 #! /bin/sh
3598 # This shell script is generated by the 'configure' script.  It is invoked in a
3599 # subdirectory of the build tree.  It generates a sed-script in the parent
3600 # directory that is used to adjust includes for header files that reside in a
3601 # subdirectory of /usr/include, etc.
3602 PRG=""
3603 while test \[$]# != 3
3604 do
3605 PRG="\$PRG \[$]1"; shift
3606 done
3607 DST=\[$]1
3608 REF=\[$]2
3609 SRC=\[$]3
3610 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3611 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3612 echo installing \$SRC in \$DST
3613 CF_EOF
3614
3615 if test $WITH_CURSES_H = yes; then
3616         cat >>headers.sh <<CF_EOF
3617 case \$DST in
3618 /*/include/*)
3619         END=\`basename \$DST\`
3620         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3621         do
3622                 NAME=\`basename \$i\`
3623                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3624         done
3625         ;;
3626 *)
3627         echo "" >> \$TMPSED
3628         ;;
3629 esac
3630 CF_EOF
3631
3632 else
3633         cat >>headers.sh <<CF_EOF
3634 case \$DST in
3635 /*/include/*)
3636         END=\`basename \$DST\`
3637         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3638         do
3639                 NAME=\`basename \$i\`
3640                 if test "\$NAME" = "curses.h"
3641                 then
3642                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3643                         NAME=ncurses.h
3644                 fi
3645                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3646         done
3647         ;;
3648 *)
3649         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3650         ;;
3651 esac
3652 CF_EOF
3653 fi
3654 cat >>headers.sh <<CF_EOF
3655 rm -f \$TMPSRC
3656 sed -f \$TMPSED \$SRC > \$TMPSRC
3657 NAME=\`basename \$SRC\`
3658 CF_EOF
3659 if test $WITH_CURSES_H != yes; then
3660         cat >>headers.sh <<CF_EOF
3661 test "\$NAME" = "curses.h" && NAME=ncurses.h
3662 CF_EOF
3663 fi
3664 cat >>headers.sh <<CF_EOF
3665 # Just in case someone gzip'd manpages, remove the conflicting copy.
3666 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3667
3668 eval \$PRG \$TMPSRC \$DST/\$NAME
3669 rm -f \$TMPSRC \$TMPSED
3670 CF_EOF
3671
3672 chmod 0755 headers.sh
3673
3674 for cf_dir in $SRC_SUBDIRS
3675 do
3676         if test ! -d $srcdir/$cf_dir ; then
3677                 continue
3678         fi
3679
3680         if test -f $srcdir/$cf_dir/headers; then
3681                 $AWK -f $srcdir/mk-hdr.awk \
3682                         subset="$LIB_SUBSETS" \
3683                         compat="$WITH_CURSES_H" \
3684                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3685         fi
3686
3687         if test -f $srcdir/$cf_dir/modules; then
3688                 if test "$cf_dir" != "c++" ; then
3689                         cat >>$cf_dir/Makefile <<"CF_EOF"
3690 depend : ${AUTO_SRC}
3691         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3692
3693 # DO NOT DELETE THIS LINE -- make depend depends on it.
3694 CF_EOF
3695                 fi
3696         fi
3697 done
3698 AC_SUBST(Libs_To_Make)
3699 ])dnl
3700 dnl ---------------------------------------------------------------------------
3701 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3702 dnl -------------
3703 dnl Find the and soname for the given shared library.  Set the cache variable
3704 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3705 dnl variable to "unknown".
3706 dnl
3707 dnl $1 = headers
3708 dnl $2 = code
3709 dnl $3 = library name
3710 AC_DEFUN([CF_LIB_SONAME],
3711 [
3712 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3713
3714 cf_cv_$3_soname=unknown
3715 if test "$cross_compiling" != yes ; then
3716 cat >conftest.$ac_ext <<CF_EOF
3717 $1
3718 int main()
3719 {
3720 $2
3721         ${cf_cv_main_return:-return}(0);
3722 }
3723 CF_EOF
3724 cf_save_LIBS="$LIBS"
3725         CF_ADD_LIB($3)
3726         if AC_TRY_EVAL(ac_compile) ; then
3727                 if AC_TRY_EVAL(ac_link) ; then
3728                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3729                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3730                 fi
3731         fi
3732 rm -rf conftest*
3733 LIBS="$cf_save_LIBS"
3734 fi
3735 ])
3736 ])
3737 dnl ---------------------------------------------------------------------------
3738 dnl CF_LIB_SUFFIX version: 23 updated: 2014/06/21 17:47:12
3739 dnl -------------
3740 dnl Compute the library file-suffix from the given model name
3741 dnl $1 = model name
3742 dnl $2 = variable to set (the nominal library suffix)
3743 dnl $3 = dependency variable to set (actual filename)
3744 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3745 AC_DEFUN([CF_LIB_SUFFIX],
3746 [
3747         case X$1 in #(vi
3748         Xlibtool) #(vi
3749                 $2='.la'
3750                 $3=[$]$2
3751                 ;;
3752         Xdebug) #(vi
3753                 $2='_g.a'
3754                 $3=[$]$2
3755                 ;;
3756         Xprofile) #(vi
3757                 $2='_p.a'
3758                 $3=[$]$2
3759                 ;;
3760         Xshared) #(vi
3761                 case $cf_cv_system_name in
3762                 aix[[5-7]]*) #(vi
3763                         $2='.so'
3764                         $3=[$]$2
3765                         ;;
3766                 cygwin*|msys*|mingw*) #(vi
3767                         $2='.dll'
3768                         $3='.dll.a'
3769                         ;;
3770                 darwin*) #(vi
3771                         $2='.dylib'
3772                         $3=[$]$2
3773                         ;;
3774                 hpux*) #(vi
3775                         case $target in
3776                         ia64*) #(vi
3777                                 $2='.so'
3778                                 $3=[$]$2
3779                                 ;;
3780                         *) #(vi
3781                                 $2='.sl'
3782                                 $3=[$]$2
3783                                 ;;
3784                         esac
3785                         ;;
3786                 *) #(vi
3787                         $2='.so'
3788                         $3=[$]$2
3789                         ;;
3790                 esac
3791                 ;;
3792         *)
3793                 $2='.a'
3794                 $3=[$]$2
3795                 ;;
3796         esac
3797         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3798         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3799 ])dnl
3800 dnl ---------------------------------------------------------------------------
3801 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3802 dnl -----------
3803 dnl Compute the string to append to -library from the given model name
3804 dnl $1 = model name
3805 dnl $2 = variable to set
3806 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3807 AC_DEFUN([CF_LIB_TYPE],
3808 [
3809         case $1 in
3810         libtool) $2=''   ;;
3811         normal)  $2=''   ;;
3812         debug)   $2='_g' ;;
3813         profile) $2='_p' ;;
3814         shared)  $2=''   ;;
3815         esac
3816         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3817 ])dnl
3818 dnl ---------------------------------------------------------------------------
3819 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
3820 dnl ----------------
3821 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3822 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3823 dnl have to provide wrappers for global tables to ensure they're linked
3824 dnl properly.
3825 AC_DEFUN([CF_LINK_DATAONLY],
3826 [
3827 AC_MSG_CHECKING([if data-only library module links])
3828 AC_CACHE_VAL(cf_cv_link_dataonly,[
3829         rm -f conftest.a
3830         cat >conftest.$ac_ext <<EOF
3831 #line __oline__ "configure"
3832 int     testdata[[3]] = { 123, 456, 789 };
3833 EOF
3834         if AC_TRY_EVAL(ac_compile) ; then
3835                 mv conftest.o data.o && \
3836                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3837         fi
3838         rm -f conftest.$ac_ext data.o
3839         cat >conftest.$ac_ext <<EOF
3840 #line __oline__ "configure"
3841 int     testfunc()
3842 {
3843 #if defined(NeXT)
3844         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3845 #else
3846         extern int testdata[[3]];
3847         return testdata[[0]] == 123
3848            &&  testdata[[1]] == 456
3849            &&  testdata[[2]] == 789;
3850 #endif
3851 }
3852 EOF
3853         if AC_TRY_EVAL(ac_compile); then
3854                 mv conftest.o func.o && \
3855                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3856         fi
3857         rm -f conftest.$ac_ext func.o
3858         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3859         cf_saveLIBS="$LIBS"
3860         LIBS="conftest.a $LIBS"
3861         AC_TRY_RUN([
3862         int main()
3863         {
3864                 extern int testfunc();
3865                 ${cf_cv_main_return:-return} (!testfunc());
3866         }
3867         ],
3868         [cf_cv_link_dataonly=yes],
3869         [cf_cv_link_dataonly=no],
3870         [cf_cv_link_dataonly=unknown])
3871         LIBS="$cf_saveLIBS"
3872         ])
3873 AC_MSG_RESULT($cf_cv_link_dataonly)
3874
3875 if test "$cf_cv_link_dataonly" = no ; then
3876         AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
3877         BROKEN_LINKER=1
3878 fi
3879
3880 ])dnl
3881 dnl ---------------------------------------------------------------------------
3882 dnl CF_LINK_FUNCS version: 8 updated: 2012/10/06 17:56:13
3883 dnl -------------
3884 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3885 dnl A few non-Unix systems implement symlink, but not link.
3886 dnl A few non-systems implement neither (or have nonfunctional versions).
3887 AC_DEFUN([CF_LINK_FUNCS],
3888 [
3889 AC_CHECK_FUNCS( \
3890         remove \
3891         unlink )
3892
3893 if test "$cross_compiling" = yes ; then
3894         AC_CHECK_FUNCS( \
3895                 link \
3896                 symlink )
3897 else
3898         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3899                 cf_cv_link_funcs=
3900                 for cf_func in link symlink ; do
3901                         AC_TRY_RUN([
3902 #include <sys/types.h>
3903 #include <sys/stat.h>
3904 #ifdef HAVE_UNISTD_H
3905 #include <unistd.h>
3906 #endif
3907 int main()
3908 {
3909         int fail = 0;
3910         char *src = "config.log";
3911         char *dst = "conftest.chk";
3912         struct stat src_sb;
3913         struct stat dst_sb;
3914
3915         stat(src, &src_sb);
3916         fail = ($cf_func("config.log", "conftest.chk") < 0)
3917             || (stat(dst, &dst_sb) < 0)
3918             || (dst_sb.st_mtime != src_sb.st_mtime);
3919 #ifdef HAVE_UNLINK
3920         unlink(dst);
3921 #else
3922         remove(dst);
3923 #endif
3924         ${cf_cv_main_return:-return} (fail);
3925 }
3926                         ],[
3927                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3928                         eval 'ac_cv_func_'$cf_func'=yes'],[
3929                         eval 'ac_cv_func_'$cf_func'=no'],[
3930                         eval 'ac_cv_func_'$cf_func'=error'])
3931                 done
3932                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3933         ])
3934         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK,1,[Define to 1 if we have link() function])
3935         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK,1,[Define to 1 if we have symlink() function])
3936 fi
3937 ])dnl
3938 dnl ---------------------------------------------------------------------------
3939 dnl CF_MAKEFLAGS version: 15 updated: 2014/05/10 16:43:23
3940 dnl ------------
3941 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3942 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3943 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3944 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3945 AC_DEFUN([CF_MAKEFLAGS],
3946 [
3947 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3948         cf_cv_makeflags=''
3949         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3950         do
3951                 cat >cf_makeflags.tmp <<CF_EOF
3952 SHELL = /bin/sh
3953 all :
3954         @ echo '.$cf_option'
3955 CF_EOF
3956                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3957                 case "$cf_result" in
3958                 .*k|.*kw)
3959                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3960                         case "$cf_result" in
3961                         .*CC=*) cf_cv_makeflags=
3962                                 ;;
3963                         *)      cf_cv_makeflags=$cf_option
3964                                 ;;
3965                         esac
3966                         break
3967                         ;;
3968                 .-)     ;;
3969                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3970                         ;;
3971                 esac
3972         done
3973         rm -f cf_makeflags.tmp
3974 ])
3975
3976 AC_SUBST(cf_cv_makeflags)
3977 ])dnl
3978 dnl ---------------------------------------------------------------------------
3979 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3980 dnl ------------
3981 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3982 dnl a monocase filesystem.
3983 AC_DEFUN([CF_MAKE_TAGS],[
3984 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3985
3986 AC_CHECK_PROGS(CTAGS, exctags ctags)
3987 AC_CHECK_PROGS(ETAGS, exetags etags)
3988
3989 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3990
3991 if test "$cf_cv_mixedcase" = yes ; then
3992         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3993 else
3994         MAKE_UPPER_TAGS=no
3995 fi
3996
3997 if test "$MAKE_UPPER_TAGS" = yes ; then
3998         MAKE_UPPER_TAGS=
3999 else
4000         MAKE_UPPER_TAGS="#"
4001 fi
4002
4003 if test "$MAKE_LOWER_TAGS" = yes ; then
4004         MAKE_LOWER_TAGS=
4005 else
4006         MAKE_LOWER_TAGS="#"
4007 fi
4008
4009 AC_SUBST(CTAGS)
4010 AC_SUBST(ETAGS)
4011
4012 AC_SUBST(MAKE_UPPER_TAGS)
4013 AC_SUBST(MAKE_LOWER_TAGS)
4014 ])dnl
4015 dnl ---------------------------------------------------------------------------
4016 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
4017 dnl -----------------
4018 dnl Option to allow user to override automatic configuration of manpage format.
4019 dnl There are several special cases:
4020 dnl
4021 dnl     gzip - man checks for, can display gzip'd files
4022 dnl     compress - man checks for, can display compressed files
4023 dnl     BSDI - files in the cat-directories are suffixed ".0"
4024 dnl     formatted - installer should format (put files in cat-directory)
4025 dnl     catonly - installer should only format, e.g., for a turnkey system.
4026 dnl
4027 dnl There are other configurations which this macro does not test, e.g., HPUX's
4028 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
4029 dnl convention would not match our use).
4030 AC_DEFUN([CF_MANPAGE_FORMAT],
4031 [
4032 AC_REQUIRE([CF_PATHSEP])
4033 AC_MSG_CHECKING(format of man-pages)
4034
4035 AC_ARG_WITH(manpage-format,
4036         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
4037                           optionally formatted/catonly, e.g., gzip,formatted],
4038         [MANPAGE_FORMAT=$withval],
4039         [MANPAGE_FORMAT=unknown])
4040
4041 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
4042 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
4043
4044 cf_unknown=
4045
4046 case $MANPAGE_FORMAT in
4047 unknown)
4048   if test -z "$MANPATH" ; then
4049     MANPATH="/usr/man:/usr/share/man"
4050   fi
4051
4052   # look for the 'date' man-page (it's most likely to be installed!)
4053   MANPAGE_FORMAT=
4054   cf_preform=no
4055   cf_catonly=yes
4056   cf_example=date
4057
4058   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
4059   for cf_dir in $MANPATH; do
4060     test -z "$cf_dir" && cf_dir=/usr/man
4061     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
4062     do
4063       cf_test=`echo $cf_name | sed -e 's/*//'`
4064       if test "x$cf_test" = "x$cf_name" ; then
4065
4066         case "$cf_name" in
4067         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
4068         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
4069         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
4070         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
4071         esac
4072
4073         case "$cf_name" in
4074         $cf_dir/man*)
4075           cf_catonly=no
4076           ;;
4077         $cf_dir/cat*)
4078           cf_preform=yes
4079           ;;
4080         esac
4081         break
4082       fi
4083
4084       # if we found a match in either man* or cat*, stop looking
4085       if test -n "$MANPAGE_FORMAT" ; then
4086         cf_found=no
4087         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
4088         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
4089         case "$cf_name" in
4090         $cf_dir/cat*)
4091           cf_found=yes
4092           ;;
4093         esac
4094         test $cf_found=yes && break
4095       fi
4096     done
4097     # only check the first directory in $MANPATH where we find manpages
4098     if test -n "$MANPAGE_FORMAT" ; then
4099        break
4100     fi
4101   done
4102   # if we did not find the example, just assume it is normal
4103   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
4104   IFS="$ac_save_ifs"
4105   ;;
4106 *)
4107   for cf_option in $MANPAGE_FORMAT; do
4108      case $cf_option in #(vi
4109      gzip|compress|BSDI|normal|formatted|catonly)
4110        ;;
4111      *)
4112        cf_unknown="$cf_unknown $cf_option"
4113        ;;
4114      esac
4115   done
4116   ;;
4117 esac
4118
4119 AC_MSG_RESULT($MANPAGE_FORMAT)
4120 if test -n "$cf_unknown" ; then
4121   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
4122 fi
4123 ])dnl
4124 dnl ---------------------------------------------------------------------------
4125 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
4126 dnl ------------------
4127 dnl The Debian people have their own naming convention for manpages.  This
4128 dnl option lets us override the name of the file containing renaming, or
4129 dnl disable it altogether.
4130 AC_DEFUN([CF_MANPAGE_RENAMES],
4131 [
4132 AC_MSG_CHECKING(for manpage renaming)
4133
4134 AC_ARG_WITH(manpage-renames,
4135         [  --with-manpage-renames  specify manpage-renaming],
4136         [MANPAGE_RENAMES=$withval],
4137         [MANPAGE_RENAMES=yes])
4138
4139 case ".$MANPAGE_RENAMES" in #(vi
4140 .no) #(vi
4141   ;;
4142 .|.yes)
4143   # Debian 'man' program?
4144   if test -f /etc/debian_version ; then
4145     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
4146   else
4147     MANPAGE_RENAMES=no
4148   fi
4149   ;;
4150 esac
4151
4152 if test "$MANPAGE_RENAMES" != no ; then
4153   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
4154     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
4155   elif test ! -f $MANPAGE_RENAMES ; then
4156     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
4157   fi
4158
4159   test ! -d man && mkdir man
4160
4161   # Construct a sed-script to perform renaming within man-pages
4162   if test -n "$MANPAGE_RENAMES" ; then
4163     test ! -d man && mkdir man
4164     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
4165   fi
4166 fi
4167
4168 AC_MSG_RESULT($MANPAGE_RENAMES)
4169 AC_SUBST(MANPAGE_RENAMES)
4170 ])dnl
4171 dnl ---------------------------------------------------------------------------
4172 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
4173 dnl -------------------
4174 dnl Some people expect each tool to make all aliases for manpages in the
4175 dnl man-directory.  This accommodates the older, less-capable implementations
4176 dnl of 'man', and is optional.
4177 AC_DEFUN([CF_MANPAGE_SYMLINKS],
4178 [
4179 AC_MSG_CHECKING(if manpage aliases will be installed)
4180
4181 AC_ARG_WITH(manpage-aliases,
4182         [  --with-manpage-aliases  specify manpage-aliases using .so],
4183         [MANPAGE_ALIASES=$withval],
4184         [MANPAGE_ALIASES=yes])
4185
4186 AC_MSG_RESULT($MANPAGE_ALIASES)
4187
4188 case "x$LN_S" in #(vi
4189 xln*) #(vi
4190         cf_use_symlinks=yes
4191         ;;
4192 *)
4193         cf_use_symlinks=no
4194         ;;
4195 esac
4196
4197 MANPAGE_SYMLINKS=no
4198 if test "$MANPAGE_ALIASES" = yes ; then
4199 AC_MSG_CHECKING(if manpage symlinks should be used)
4200
4201 AC_ARG_WITH(manpage-symlinks,
4202         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
4203         [MANPAGE_SYMLINKS=$withval],
4204         [MANPAGE_SYMLINKS=$cf_use_symlinks])
4205
4206 if test "$$cf_use_symlinks" = no; then
4207 if test "$MANPAGE_SYMLINKS" = yes ; then
4208         AC_MSG_WARN(cannot make symlinks, will use .so files)
4209         MANPAGE_SYMLINKS=no
4210 fi
4211 fi
4212
4213 AC_MSG_RESULT($MANPAGE_SYMLINKS)
4214 fi
4215
4216 ])dnl
4217 dnl ---------------------------------------------------------------------------
4218 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
4219 dnl --------------
4220 dnl This option causes manpages to be run through tbl(1) to generate tables
4221 dnl correctly.
4222 AC_DEFUN([CF_MANPAGE_TBL],
4223 [
4224 AC_MSG_CHECKING(for manpage tbl)
4225
4226 AC_ARG_WITH(manpage-tbl,
4227         [  --with-manpage-tbl      specify manpage processing with tbl],
4228         [MANPAGE_TBL=$withval],
4229         [MANPAGE_TBL=no])
4230
4231 AC_MSG_RESULT($MANPAGE_TBL)
4232 ])dnl
4233 dnl ---------------------------------------------------------------------------
4234 dnl CF_MAN_PAGES version: 43 updated: 2013/02/09 12:53:45
4235 dnl ------------
4236 dnl Try to determine if the man-pages on the system are compressed, and if
4237 dnl so, what format is used.  Use this information to construct a script that
4238 dnl will install man-pages.
4239 AC_DEFUN([CF_MAN_PAGES],
4240 [
4241 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
4242 CF_MANPAGE_FORMAT
4243 CF_MANPAGE_RENAMES
4244 CF_MANPAGE_SYMLINKS
4245 CF_MANPAGE_TBL
4246
4247   if test "$prefix" = "NONE" ; then
4248      cf_prefix="$ac_default_prefix"
4249   else
4250      cf_prefix="$prefix"
4251   fi
4252
4253   case "$MANPAGE_FORMAT" in # (vi
4254   *catonly*) # (vi
4255     cf_format=yes
4256     cf_inboth=no
4257     ;;
4258   *formatted*) # (vi
4259     cf_format=yes
4260     cf_inboth=yes
4261     ;;
4262   *)
4263     cf_format=no
4264     cf_inboth=no
4265     ;;
4266   esac
4267
4268 test ! -d man && mkdir man
4269
4270 cf_so_strip=
4271 cf_compress=
4272 case "$MANPAGE_FORMAT" in #(vi
4273 *compress*) #(vi
4274         cf_so_strip="Z"
4275         cf_compress=compress
4276   ;;
4277 *gzip*)
4278         cf_so_strip="gz"
4279         cf_compress=gzip
4280   ;;
4281 esac
4282
4283 cf_edit_man=./edit_man.sh
4284 cf_man_alias=`pwd`/man_alias.sed
4285
4286 cat >$cf_edit_man <<CF_EOF
4287 #! /bin/sh
4288 # this script is generated by the configure-script CF_MAN_PAGES macro.
4289
4290 prefix="$cf_prefix"
4291 datarootdir="$datarootdir"
4292 datadir="$datadir"
4293
4294 NCURSES_MAJOR="$NCURSES_MAJOR"
4295 NCURSES_MINOR="$NCURSES_MINOR"
4296 NCURSES_PATCH="$NCURSES_PATCH"
4297
4298 NCURSES_OSPEED="$NCURSES_OSPEED"
4299 TERMINFO="$TERMINFO"
4300
4301 INSTALL="$INSTALL"
4302 INSTALL_DATA="$INSTALL_DATA"
4303
4304 transform="$program_transform_name"
4305
4306 TMP=\${TMPDIR:=/tmp}/man\$\$
4307 trap "rm -f \$TMP" 0 1 2 5 15
4308
4309 form=\[$]1
4310 shift || exit 1
4311
4312 verb=\[$]1
4313 shift || exit 1
4314
4315 mandir=\[$]1
4316 shift || exit 1
4317
4318 srcdir=\[$]1
4319 top_srcdir=\[$]srcdir/..
4320 shift || exit 1
4321
4322 if test "\$form" = normal ; then
4323         if test "$cf_format" = yes ; then
4324         if test "$cf_inboth" = no ; then
4325                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4326                 exit $?
4327         fi
4328         fi
4329         cf_subdir=\$mandir/man
4330         cf_tables=$MANPAGE_TBL
4331 else
4332         cf_subdir=\$mandir/cat
4333         cf_tables=yes
4334 fi
4335
4336 # process the list of source-files
4337 for i in \[$]* ; do
4338 case \$i in #(vi
4339 *.orig|*.rej) ;; #(vi
4340 *.[[0-9]]*)
4341         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4342         if test \$verb = installing ; then
4343         if test ! -d \$cf_subdir\${section} ; then
4344                 mkdir -p \$cf_subdir\$section
4345         fi
4346         fi
4347
4348         # replace variables in man page
4349         if test ! -f $cf_man_alias ; then
4350 cat >>$cf_man_alias <<-CF_EOF2
4351                 s,@DATADIR@,\$datadir,g
4352                 s,@TERMINFO@,\${TERMINFO:="no default value"},g
4353                 s,@TERMINFO_DIRS@,\${TERMINFO_DIRS:="no default value"},g
4354                 s,@NCURSES_MAJOR@,\${NCURSES_MAJOR:="no default value"},g
4355                 s,@NCURSES_MINOR@,\${NCURSES_MINOR:="no default value"},g
4356                 s,@NCURSES_PATCH@,\${NCURSES_PATCH:="no default value"},g
4357                 s,@NCURSES_OSPEED@,\${NCURSES_OSPEED:="no default value"},g
4358 CF_EOF
4359         ifelse($1,,,[
4360         for cf_name in $1
4361         do
4362                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4363                 cf_name=`echo $cf_name|sed "$program_transform_name"`
4364 cat >>$cf_edit_man <<-CF_EOF
4365                 s,@$cf_NAME@,$cf_name,g
4366 CF_EOF
4367         done
4368         ])
4369 cat >>$cf_edit_man <<CF_EOF
4370 CF_EOF2
4371                 echo "...made $cf_man_alias"
4372         fi
4373
4374         aliases=
4375         cf_source=\`basename \$i\`
4376         inalias=\$cf_source
4377         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4378         if test ! -f \$inalias ; then
4379                 echo .. skipped \$cf_source
4380                 continue
4381         fi
4382 CF_EOF
4383
4384 if test "$MANPAGE_ALIASES" != no ; then
4385 cat >>$cf_edit_man <<CF_EOF
4386         nCurses=ignore.3x
4387         test $with_curses_h = yes && nCurses=ncurses.3x
4388         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4389 CF_EOF
4390 fi
4391
4392 if test "$MANPAGE_RENAMES" = no ; then
4393 cat >>$cf_edit_man <<CF_EOF
4394         # perform program transformations for section 1 man pages
4395         if test \$section = 1 ; then
4396                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4397         else
4398                 cf_target=\$cf_subdir\${section}/\$cf_source
4399         fi
4400 CF_EOF
4401 else
4402 cat >>$cf_edit_man <<CF_EOF
4403         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4404         if test -z "\$cf_target" ; then
4405                 echo '? missing rename for '\$cf_source
4406                 cf_target="\$cf_source"
4407         fi
4408         cf_target="\$cf_subdir\${section}/\${cf_target}"
4409
4410 CF_EOF
4411 fi
4412
4413 cat >>$cf_edit_man <<CF_EOF
4414         sed     -f $cf_man_alias \\
4415 CF_EOF
4416
4417 if test -f $MANPAGE_RENAMES ; then
4418 cat >>$cf_edit_man <<CF_EOF
4419                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4420 CF_EOF
4421 else
4422 cat >>$cf_edit_man <<CF_EOF
4423                 < \$i >\$TMP
4424 CF_EOF
4425 fi
4426
4427 cat >>$cf_edit_man <<CF_EOF
4428 if test \$cf_tables = yes ; then
4429         tbl \$TMP >\$TMP.out
4430         mv \$TMP.out \$TMP
4431 fi
4432 CF_EOF
4433
4434 if test $with_overwrite != yes ; then
4435 cat >>$cf_edit_man <<CF_EOF
4436         sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4437         mv \$TMP.out \$TMP
4438 CF_EOF
4439 fi
4440
4441 if test $with_curses_h != yes ; then
4442 cat >>$cf_edit_man <<CF_EOF
4443         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4444         mv \$TMP.out \$TMP
4445 CF_EOF
4446 fi
4447
4448 cat >>$cf_edit_man <<CF_EOF
4449         if test \$form = format ; then
4450                 nroff -man \$TMP >\$TMP.out
4451                 mv \$TMP.out \$TMP
4452         fi
4453 CF_EOF
4454
4455 if test -n "$cf_compress" ; then
4456 cat >>$cf_edit_man <<CF_EOF
4457         if test \$verb = installing ; then
4458         if ( $cf_compress -f \$TMP )
4459         then
4460                 mv \$TMP.$cf_so_strip \$TMP
4461         fi
4462         fi
4463         cf_target="\$cf_target.$cf_so_strip"
4464 CF_EOF
4465 fi
4466
4467 case "$MANPAGE_FORMAT" in #(vi
4468 *BSDI*)
4469 cat >>$cf_edit_man <<CF_EOF
4470         if test \$form = format ; then
4471                 # BSDI installs only .0 suffixes in the cat directories
4472                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4473         fi
4474 CF_EOF
4475   ;;
4476 esac
4477
4478 cat >>$cf_edit_man <<CF_EOF
4479         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4480         if test \$verb = installing ; then
4481                 echo \$verb \$cf_target
4482                 \$INSTALL_DATA \$TMP \$cf_target
4483                 test -d \$cf_subdir\${section} &&
4484                 test -n "\$aliases" && (
4485                         cd \$cf_subdir\${section} && (
4486                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4487                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4488                                 cf_target=\`basename \$cf_target\`
4489                                 for cf_alias in \$aliases
4490                                 do
4491                                         if test \$section = 1 ; then
4492                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4493                                         fi
4494
4495                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4496                                                 if test -f \$cf_alias\${suffix} ; then
4497                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4498                                                         then
4499                                                                 continue
4500                                                         fi
4501                                                 fi
4502                                                 echo .. \$verb alias \$cf_alias\${suffix}
4503 CF_EOF
4504 case "x$LN_S" in #(vi
4505 *-f) #(vi
4506 cat >>$cf_edit_man <<CF_EOF
4507                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4508 CF_EOF
4509         ;;
4510 *)
4511 cat >>$cf_edit_man <<CF_EOF
4512                                                 rm -f \$cf_alias\${suffix}
4513                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4514 CF_EOF
4515         ;;
4516 esac
4517 cat >>$cf_edit_man <<CF_EOF
4518                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4519                                                 echo ".so \$cf_source" >\$TMP
4520 CF_EOF
4521 if test -n "$cf_compress" ; then
4522 cat >>$cf_edit_man <<CF_EOF
4523                                                 if test -n "$cf_so_strip" ; then
4524                                                         $cf_compress -f \$TMP
4525                                                         mv \$TMP.$cf_so_strip \$TMP
4526                                                 fi
4527 CF_EOF
4528 fi
4529 cat >>$cf_edit_man <<CF_EOF
4530                                                 echo .. \$verb alias \$cf_alias\${suffix}
4531                                                 rm -f \$cf_alias\${suffix}
4532                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4533                                         fi
4534                                 done
4535                         )
4536                 )
4537         elif test \$verb = removing ; then
4538                 test -f \$cf_target && (
4539                         echo \$verb \$cf_target
4540                         rm -f \$cf_target
4541                 )
4542                 test -d \$cf_subdir\${section} &&
4543                 test -n "\$aliases" && (
4544                         cd \$cf_subdir\${section} && (
4545                                 for cf_alias in \$aliases
4546                                 do
4547                                         if test \$section = 1 ; then
4548                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4549                                         fi
4550
4551                                         echo .. \$verb alias \$cf_alias\${suffix}
4552                                         rm -f \$cf_alias\${suffix}
4553                                 done
4554                         )
4555                 )
4556         else
4557 #               echo ".hy 0"
4558                 cat \$TMP
4559         fi
4560         ;;
4561 esac
4562 done
4563
4564 if test $cf_inboth = yes ; then
4565 if test \$form != format ; then
4566         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4567 fi
4568 fi
4569
4570 exit 0
4571 CF_EOF
4572 chmod 755 $cf_edit_man
4573
4574 ])dnl
4575 dnl ---------------------------------------------------------------------------
4576 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4577 dnl -----------
4578 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4579 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4580 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4581 AC_DEFUN([CF_MATH_LIB],
4582 [
4583 AC_CACHE_CHECK(if -lm needed for math functions,
4584         cf_cv_need_libm,[
4585         AC_TRY_LINK([
4586         #include <stdio.h>
4587         #include <math.h>
4588         ],
4589         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4590         [cf_cv_need_libm=no],
4591         [cf_cv_need_libm=yes])])
4592 if test "$cf_cv_need_libm" = yes
4593 then
4594 ifelse($1,,[
4595         CF_ADD_LIB(m)
4596 ],[$1=-lm])
4597 fi
4598 ])
4599 dnl ---------------------------------------------------------------------------
4600 dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
4601 dnl ----------------------
4602 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4603 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4604 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4605 [
4606 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4607 if test "$cross_compiling" = yes ; then
4608         case $target_alias in #(vi
4609         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
4610                 cf_cv_mixedcase=no
4611                 ;;
4612         *)
4613                 cf_cv_mixedcase=yes
4614                 ;;
4615         esac
4616 else
4617         rm -f conftest CONFTEST
4618         echo test >conftest
4619         if test -f CONFTEST ; then
4620                 cf_cv_mixedcase=no
4621         else
4622                 cf_cv_mixedcase=yes
4623         fi
4624         rm -f conftest CONFTEST
4625 fi
4626 ])
4627 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
4628 ])dnl
4629 dnl ---------------------------------------------------------------------------
4630 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
4631 dnl ----------
4632 dnl Check for a working mkstemp.  This creates two files, checks that they are
4633 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4634 AC_DEFUN([CF_MKSTEMP],[
4635 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4636 rm -rf conftest*
4637 AC_TRY_RUN([
4638 #include <sys/types.h>
4639 #include <stdlib.h>
4640 #include <stdio.h>
4641 #include <string.h>
4642 #include <sys/stat.h>
4643 int main()
4644 {
4645         char *tmpl = "conftestXXXXXX";
4646         char name[2][80];
4647         int n;
4648         int result = 0;
4649         int fd;
4650         struct stat sb;
4651
4652         umask(077);
4653         for (n = 0; n < 2; ++n) {
4654                 strcpy(name[n], tmpl);
4655                 if ((fd = mkstemp(name[n])) >= 0) {
4656                         if (!strcmp(name[n], tmpl)
4657                          || stat(name[n], &sb) != 0
4658                          || (sb.st_mode & S_IFMT) != S_IFREG
4659                          || (sb.st_mode & 077) != 0) {
4660                                 result = 1;
4661                         }
4662                         close(fd);
4663                 }
4664         }
4665         if (result == 0
4666          && !strcmp(name[0], name[1]))
4667                 result = 1;
4668         ${cf_cv_main_return:-return}(result);
4669 }
4670 ],[cf_cv_func_mkstemp=yes
4671 ],[cf_cv_func_mkstemp=no
4672 ],[cf_cv_func_mkstemp=maybe])
4673 ])
4674 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
4675         AC_CHECK_FUNC(mkstemp)
4676 fi
4677 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4678         AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
4679 fi
4680 ])dnl
4681 dnl ---------------------------------------------------------------------------
4682 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4683 dnl ----------
4684 dnl Write a debug message to config.log, along with the line number in the
4685 dnl configure script.
4686 AC_DEFUN([CF_MSG_LOG],[
4687 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4688 ])dnl
4689 dnl ---------------------------------------------------------------------------
4690 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4691 dnl ----------------
4692 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4693 dnl warn about this.
4694 AC_DEFUN([CF_NCURSES_ABI_6],[
4695 if test "${with_abi_version+set}" != set; then
4696         case $cf_cv_rel_version in
4697         5.*)
4698                 cf_cv_rel_version=6.0
4699                 cf_cv_abi_version=6
4700                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4701                 ;;
4702         esac
4703 fi
4704 ])dnl
4705 dnl ---------------------------------------------------------------------------
4706 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
4707 dnl ------------------
4708 dnl see CF_WITH_NO_LEAKS
4709 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4710 AC_MSG_CHECKING(if you want to use $1 for testing)
4711 AC_ARG_WITH($1,
4712         [$2],
4713         [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
4714          $4
4715 ])
4716         : ${with_cflags:=-g}
4717         : ${with_no_leaks:=yes}
4718          with_$1=yes],
4719         [with_$1=])
4720 AC_MSG_RESULT(${with_$1:-no})
4721
4722 case .$with_cflags in #(vi
4723 .*-g*)
4724         case .$CFLAGS in #(vi
4725         .*-g*) #(vi
4726                 ;;
4727         *)
4728                 CF_ADD_CFLAGS([-g])
4729                 ;;
4730         esac
4731         ;;
4732 esac
4733 ])dnl
4734 dnl ---------------------------------------------------------------------------
4735 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4736 dnl ----------------
4737 dnl Check if the given variable is a number.  If not, report an error.
4738 dnl $1 is the variable
4739 dnl $2 is the message
4740 AC_DEFUN([CF_NUMBER_SYNTAX],[
4741 if test -n "$1" ; then
4742   case $1 in #(vi
4743   [[0-9]]*) #(vi
4744         ;;
4745   *)
4746         AC_MSG_ERROR($2 is not a number: $1)
4747         ;;
4748   esac
4749 else
4750   AC_MSG_ERROR($2 value is empty)
4751 fi
4752 ])dnl
4753 dnl ---------------------------------------------------------------------------
4754 dnl CF_OBJ_SUBDIR version: 6 updated: 2013/09/07 14:06:10
4755 dnl -------------
4756 dnl Compute the object-directory name from the given model name
4757 AC_DEFUN([CF_OBJ_SUBDIR],
4758 [
4759         case $1 in
4760         libtool) $2='obj_lo'  ;;
4761         normal)  $2='objects' ;;
4762         debug)   $2='obj_g' ;;
4763         profile) $2='obj_p' ;;
4764         shared)
4765                 case $cf_cv_system_name in #(vi
4766                 cygwin|msys) #(vi
4767                         $2='objects' ;;
4768                 *)
4769                         $2='obj_s' ;;
4770                 esac
4771         esac
4772 ])dnl
4773 dnl ---------------------------------------------------------------------------
4774 dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12
4775 dnl ----------
4776 dnl Provide a value for the $PATH and similar separator (or amend the value
4777 dnl as provided in autoconf 2.5x).
4778 AC_DEFUN([CF_PATHSEP],
4779 [
4780         AC_MSG_CHECKING(for PATH separator)
4781         case $cf_cv_system_name in
4782         os2*)   PATH_SEPARATOR=';'  ;;
4783         *)      ${PATH_SEPARATOR:=':'}  ;;
4784         esac
4785 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4786         AC_SUBST(PATH_SEPARATOR)
4787         AC_MSG_RESULT($PATH_SEPARATOR)
4788 ])dnl
4789 dnl ---------------------------------------------------------------------------
4790 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
4791 dnl --------------
4792 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4793 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4794 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4795 dnl delayed evaluation of those symbols.
4796 AC_DEFUN([CF_PATH_SYNTAX],[
4797 if test "x$prefix" != xNONE; then
4798   cf_path_syntax="$prefix"
4799 else
4800   cf_path_syntax="$ac_default_prefix"
4801 fi
4802
4803 case ".[$]$1" in #(vi
4804 .\[$]\(*\)*|.\'*\'*) #(vi
4805   ;;
4806 ..|./*|.\\*) #(vi
4807   ;;
4808 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4809   ;;
4810 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
4811   eval $1="[$]$1"
4812   case ".[$]$1" in #(vi
4813   .NONE/*)
4814     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4815     ;;
4816   esac
4817   ;; #(vi
4818 .no|.NONE/*)
4819   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4820   ;;
4821 *)
4822   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4823   ;;
4824 esac
4825 ])dnl
4826 dnl ---------------------------------------------------------------------------
4827 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4828 dnl -------------
4829 dnl Check for the package-config program, unless disabled by command-line.
4830 AC_DEFUN([CF_PKG_CONFIG],
4831 [
4832 AC_MSG_CHECKING(if you want to use pkg-config)
4833 AC_ARG_WITH(pkg-config,
4834         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4835         [cf_pkg_config=$withval],
4836         [cf_pkg_config=yes])
4837 AC_MSG_RESULT($cf_pkg_config)
4838
4839 case $cf_pkg_config in #(vi
4840 no) #(vi
4841         PKG_CONFIG=none
4842         ;;
4843 yes) #(vi
4844         CF_ACVERSION_CHECK(2.52,
4845                 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4846                 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4847         ;;
4848 *)
4849         PKG_CONFIG=$withval
4850         ;;
4851 esac
4852
4853 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4854 if test "$PKG_CONFIG" != none ; then
4855         CF_PATH_SYNTAX(PKG_CONFIG)
4856 fi
4857
4858 AC_SUBST(PKG_CONFIG)
4859 ])dnl
4860 dnl ---------------------------------------------------------------------------
4861 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4862 dnl -----------------
4863 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4864 dnl
4865 dnl     POSIX.1-1990                            _POSIX_SOURCE
4866 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4867 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4868 dnl             Bindings Option
4869 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4870 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4871 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4872 dnl
4873 dnl Parameters:
4874 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4875 AC_DEFUN([CF_POSIX_C_SOURCE],
4876 [
4877 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4878
4879 cf_save_CFLAGS="$CFLAGS"
4880 cf_save_CPPFLAGS="$CPPFLAGS"
4881
4882 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4883 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4884
4885 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4886         CF_MSG_LOG(if the symbol is already defined go no further)
4887         AC_TRY_COMPILE([#include <sys/types.h>],[
4888 #ifndef _POSIX_C_SOURCE
4889 make an error
4890 #endif],
4891         [cf_cv_posix_c_source=no],
4892         [cf_want_posix_source=no
4893          case .$cf_POSIX_C_SOURCE in #(vi
4894          .[[12]]??*) #(vi
4895                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4896                 ;;
4897          .2) #(vi
4898                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4899                 cf_want_posix_source=yes
4900                 ;;
4901          .*)
4902                 cf_want_posix_source=yes
4903                 ;;
4904          esac
4905          if test "$cf_want_posix_source" = yes ; then
4906                 AC_TRY_COMPILE([#include <sys/types.h>],[
4907 #ifdef _POSIX_SOURCE
4908 make an error
4909 #endif],[],
4910                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4911          fi
4912          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4913          CFLAGS="$cf_trim_CFLAGS"
4914          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4915          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4916          AC_TRY_COMPILE([#include <sys/types.h>],[
4917 #ifndef _POSIX_C_SOURCE
4918 make an error
4919 #endif],,
4920          [cf_cv_posix_c_source=no])
4921          CFLAGS="$cf_save_CFLAGS"
4922          CPPFLAGS="$cf_save_CPPFLAGS"
4923         ])
4924 ])
4925
4926 if test "$cf_cv_posix_c_source" != no ; then
4927         CFLAGS="$cf_trim_CFLAGS"
4928         CPPFLAGS="$cf_trim_CPPFLAGS"
4929         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4930 fi
4931
4932 ])dnl
4933 dnl ---------------------------------------------------------------------------
4934 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4935 dnl ------------
4936 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4937 dnl
4938 dnl $1 = symbol to test
4939 dnl $2 = value (if any) to use for a predefinition
4940 AC_DEFUN([CF_PREDEFINE],
4941 [
4942 AC_MSG_CHECKING(if we must define $1)
4943 AC_TRY_COMPILE([#include <sys/types.h>
4944 ],[
4945 #ifndef $1
4946 make an error
4947 #endif],[cf_result=no],[cf_result=yes])
4948 AC_MSG_RESULT($cf_result)
4949
4950 if test "$cf_result" = yes ; then
4951         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4952 elif test "x$2" != "x" ; then
4953         AC_MSG_CHECKING(checking for compatible value versus $2)
4954         AC_TRY_COMPILE([#include <sys/types.h>
4955 ],[
4956 #if $1-$2 < 0
4957 make an error
4958 #endif],[cf_result=yes],[cf_result=no])
4959         AC_MSG_RESULT($cf_result)
4960         if test "$cf_result" = no ; then
4961                 # perhaps we can override it - try...
4962                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4963         fi
4964 fi
4965 ])dnl
4966 dnl ---------------------------------------------------------------------------
4967 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4968 dnl ------------
4969 dnl Append definitions and rules for the given programs to the subdirectory
4970 dnl Makefiles, and the recursion rule for the top-level Makefile.
4971 dnl
4972 dnl parameters
4973 dnl     $1 = script to run
4974 dnl     $2 = list of subdirectories
4975 dnl
4976 dnl variables
4977 dnl     $AWK
4978 AC_DEFUN([CF_PRG_RULES],
4979 [
4980 for cf_dir in $2
4981 do
4982         if test ! -d $srcdir/$cf_dir; then
4983                 continue
4984         elif test -f $srcdir/$cf_dir/programs; then
4985                 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4986         fi
4987 done
4988
4989 ])dnl
4990 dnl ---------------------------------------------------------------------------
4991 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4992 dnl ----------
4993 dnl Check for archiver "ar".
4994 AC_DEFUN([CF_PROG_AR],[
4995 AC_CHECK_TOOL(AR, ar, ar)
4996 ])
4997 dnl ---------------------------------------------------------------------------
4998 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4999 dnl -----------
5000 dnl Check for awk, ensure that the check found something.
5001 AC_DEFUN([CF_PROG_AWK],
5002 [
5003 AC_PROG_AWK
5004 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
5005 ])dnl
5006 dnl ---------------------------------------------------------------------------
5007 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
5008 dnl ----------
5009 dnl standard check for CC, plus followup sanity checks
5010 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
5011 AC_DEFUN([CF_PROG_CC],[
5012 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
5013 CF_GCC_VERSION
5014 CF_ACVERSION_CHECK(2.52,
5015         [AC_PROG_CC_STDC],
5016         [CF_ANSI_CC_REQD])
5017 CF_CC_ENV_FLAGS
5018 ])dnl
5019 dnl ---------------------------------------------------------------------------
5020 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
5021 dnl --------------
5022 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
5023 dnl the output file can be renamed, and allows for a shell variable that can
5024 dnl be used later.  The parameter is either CC or CXX.  The result is the
5025 dnl cache variable:
5026 dnl     $cf_cv_prog_CC_c_o
5027 dnl     $cf_cv_prog_CXX_c_o
5028 AC_DEFUN([CF_PROG_CC_C_O],
5029 [AC_REQUIRE([AC_PROG_CC])dnl
5030 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
5031 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
5032 [
5033 cat > conftest.$ac_ext <<CF_EOF
5034 #include <stdio.h>
5035 int main()
5036 {
5037         ${cf_cv_main_return:-return}(0);
5038 }
5039 CF_EOF
5040 # We do the test twice because some compilers refuse to overwrite an
5041 # existing .o file with -o, though they will create one.
5042 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
5043 if AC_TRY_EVAL(ac_try) &&
5044   test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
5045 then
5046   eval cf_cv_prog_$1_c_o=yes
5047 else
5048   eval cf_cv_prog_$1_c_o=no
5049 fi
5050 rm -rf conftest*
5051 ])dnl
5052 if test $cf_cv_prog_$1_c_o = yes; then
5053   AC_MSG_RESULT([yes])
5054 else
5055   AC_MSG_RESULT([no])
5056 fi
5057 ])dnl
5058 dnl ---------------------------------------------------------------------------
5059 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
5060 dnl -------------
5061 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
5062 dnl This macro adds a check to ensure the script found something.
5063 AC_DEFUN([CF_PROG_EGREP],
5064 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
5065    [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
5066     then ac_cv_prog_egrep='grep -E'
5067     else ac_cv_prog_egrep='egrep'
5068     fi])
5069  EGREP=$ac_cv_prog_egrep
5070  AC_SUBST([EGREP])
5071 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
5072 ])dnl
5073 dnl ---------------------------------------------------------------------------
5074 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
5075 dnl ------------
5076 dnl Check for gnatmake, ensure that it is complete.
5077 AC_DEFUN([CF_PROG_GNAT],[
5078 cf_ada_make=gnatmake
5079 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
5080 if test "$ac_cv_prog_gnat_exists" = no; then
5081    cf_ada_make=
5082    cf_cv_prog_gnat_correct=no
5083 else
5084    CF_GNAT_VERSION
5085    AC_CHECK_PROG(M4_exists, m4, yes, no)
5086    if test "$ac_cv_prog_M4_exists" = no; then
5087       cf_cv_prog_gnat_correct=no
5088       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
5089    fi
5090    if test "$cf_cv_prog_gnat_correct" = yes; then
5091       AC_MSG_CHECKING(if GNAT works)
5092       CF_GNAT_TRY_RUN([procedure conftest;],
5093 [with Text_IO;
5094 with GNAT.OS_Lib;
5095 procedure conftest is
5096 begin
5097    Text_IO.Put ("Hello World");
5098    Text_IO.New_Line;
5099    GNAT.OS_Lib.OS_Exit (0);
5100 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
5101       AC_MSG_RESULT($cf_cv_prog_gnat_correct)
5102    fi
5103 fi
5104
5105 AC_SUBST(cf_ada_make)
5106 ])dnl
5107 dnl ---------------------------------------------------------------------------
5108 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
5109 dnl ---------------
5110 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
5111 dnl misc/tabset install won't work properly.  Usually this happens only when
5112 dnl using the fallback mkinstalldirs script
5113 AC_DEFUN([CF_PROG_INSTALL],
5114 [AC_PROG_INSTALL
5115 case $INSTALL in
5116 /*)
5117   ;;
5118 *)
5119   CF_DIRNAME(cf_dir,$INSTALL)
5120   test -z "$cf_dir" && cf_dir=.
5121   INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
5122   ;;
5123 esac
5124 ])dnl
5125 dnl ---------------------------------------------------------------------------
5126 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
5127 dnl ----------------
5128 dnl Check for ldconfig, needed to fixup shared libraries that would be built
5129 dnl and then used in the install.
5130 AC_DEFUN([CF_PROG_LDCONFIG],[
5131 if test "$cross_compiling" = yes ; then
5132   LDCONFIG=:
5133 else
5134 case "$cf_cv_system_name" in #(vi
5135 dragonfly*|mirbsd*|freebsd*) #(vi
5136   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
5137   ;;
5138 *) LDPATH=$PATH:/sbin:/usr/sbin
5139   AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
5140   ;;
5141 esac
5142 fi
5143 AC_SUBST(LDCONFIG)
5144 ])dnl
5145 dnl ---------------------------------------------------------------------------
5146 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
5147 dnl ------------
5148 AC_DEFUN([CF_PROG_LINT],
5149 [
5150 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
5151 AC_SUBST(LINT_OPTS)
5152 ])dnl
5153 dnl ---------------------------------------------------------------------------
5154 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
5155 dnl ------------
5156 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
5157 dnl option if it is supported.
5158 AC_DEFUN([CF_PROG_LN_S],[
5159 AC_PROG_LN_S
5160 AC_MSG_CHECKING(if $LN_S -f options work)
5161
5162 rm -f conf$$.src conf$$dst
5163 echo >conf$$.dst
5164 echo first >conf$$.src
5165 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
5166         cf_prog_ln_sf=yes
5167 else
5168         cf_prog_ln_sf=no
5169 fi
5170 rm -f conf$$.dst conf$$src
5171 AC_MSG_RESULT($cf_prog_ln_sf)
5172
5173 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
5174 ])dnl
5175 dnl ---------------------------------------------------------------------------
5176 dnl CF_REGEX version: 10 updated: 2012/10/04 20:12:20
5177 dnl --------
5178 dnl Attempt to determine if we've got one of the flavors of regular-expression
5179 dnl code that we can support.
5180 AC_DEFUN([CF_REGEX],
5181 [
5182
5183 cf_regex_func=no
5184
5185 cf_regex_libs="regex re"
5186 case $host_os in #(vi
5187 mingw*)
5188         cf_regex_libs="gnurx $cf_regex_libs"
5189         ;;
5190 esac
5191
5192 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
5193         for cf_regex_lib in $cf_regex_libs
5194         do
5195                 AC_CHECK_LIB($cf_regex_lib,regcomp,[
5196                                 CF_ADD_LIB($cf_regex_lib)
5197                                 cf_regex_func=regcomp
5198                                 break])
5199         done
5200 ])
5201
5202 if test "$cf_regex_func" = no ; then
5203         AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
5204                 AC_CHECK_LIB(gen,compile,[
5205                                 CF_ADD_LIB(gen)
5206                                 cf_regex_func=compile])])
5207 fi
5208
5209 if test "$cf_regex_func" = no ; then
5210         AC_MSG_WARN(cannot find regular expression library)
5211 fi
5212
5213 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
5214
5215 cf_cv_regex_hdrs=no
5216 case $cf_regex_func in #(vi
5217 compile) #(vi
5218         for cf_regex_hdr in regexp.h regexpr.h
5219         do
5220                 AC_TRY_LINK([#include <$cf_regex_hdr>],[
5221                         char *p = compile("", "", "", 0);
5222                         int x = step("", "");
5223                 ],[
5224                         cf_cv_regex_hdrs=$cf_regex_hdr
5225                         break
5226                 ])
5227         done
5228         ;;
5229 *)
5230         for cf_regex_hdr in regex.h
5231         do
5232                 AC_TRY_LINK([#include <sys/types.h>
5233 #include <$cf_regex_hdr>],[
5234                         regex_t *p;
5235                         int x = regcomp(p, "", 0);
5236                         int y = regexec(p, "", 0, 0, 0);
5237                         regfree(p);
5238                 ],[
5239                         cf_cv_regex_hdrs=$cf_regex_hdr
5240                         break
5241                 ])
5242         done
5243         ;;
5244 esac
5245
5246 ])
5247
5248 case $cf_cv_regex_hdrs in #(vi
5249     no)        AC_MSG_WARN(no regular expression header found) ;; #(vi
5250     regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS,1,[Define to 1 to include regex.h for regular expressions]) ;; #(vi
5251     regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS,1,[Define to 1 to include regexp.h for regular expressions]) ;; #(vi
5252     regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS,1,[Define to 1 to include regexpr.h for regular expressions]) ;;
5253 esac
5254 ])dnl
5255 dnl ---------------------------------------------------------------------------
5256 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
5257 dnl ----------------
5258 dnl Remove all -U and -D options that refer to the given symbol from a list
5259 dnl of C compiler options.  This works around the problem that not all
5260 dnl compilers process -U and -D options from left-to-right, so a -U option
5261 dnl cannot be used to cancel the effect of a preceding -D option.
5262 dnl
5263 dnl $1 = target (which could be the same as the source variable)
5264 dnl $2 = source (including '$')
5265 dnl $3 = symbol to remove
5266 define([CF_REMOVE_DEFINE],
5267 [
5268 $1=`echo "$2" | \
5269         sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
5270                 -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
5271 ])dnl
5272 dnl ---------------------------------------------------------------------------
5273 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
5274 dnl -------------
5275 dnl Remove the given library from the symbol
5276 dnl
5277 dnl $1 = target (which could be the same as the source variable)
5278 dnl $2 = source (including '$')
5279 dnl $3 = library to remove
5280 define([CF_REMOVE_LIB],
5281 [
5282 # remove $3 library from $2
5283 $1=`echo "$2" | sed -e 's/-l$3[[        ]]//g' -e 's/-l$3[$]//'`
5284 ])dnl
5285 dnl ---------------------------------------------------------------------------
5286 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
5287 dnl -------------
5288 AC_DEFUN([CF_RPATH_HACK],
5289 [
5290 AC_REQUIRE([CF_LD_RPATH_OPT])
5291 AC_MSG_CHECKING(for updated LDFLAGS)
5292 if test -n "$LD_RPATH_OPT" ; then
5293         AC_MSG_RESULT(maybe)
5294
5295         AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5296         cf_rpath_list="/usr/lib /lib"
5297         if test "$cf_ldd_prog" != no
5298         then
5299                 cf_rpath_oops=
5300
5301 AC_TRY_LINK([#include <stdio.h>],
5302                 [printf("Hello");],
5303                 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
5304                  cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
5305
5306                 # If we passed the link-test, but get a "not found" on a given library,
5307                 # this could be due to inept reconfiguration of gcc to make it only
5308                 # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
5309                 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5310                 # /usr/local libraries.
5311                 if test -n "$cf_rpath_oops"
5312                 then
5313                         for cf_rpath_src in $cf_rpath_oops
5314                         do
5315                                 for cf_rpath_dir in \
5316                                         /usr/local \
5317                                         /usr/pkg \
5318                                         /opt/sfw
5319                                 do
5320                                         if test -f $cf_rpath_dir/lib/$cf_rpath_src
5321                                         then
5322                                                 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5323                                                 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5324                                                 break
5325                                         fi
5326                                 done
5327                         done
5328                 fi
5329         fi
5330
5331         CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5332
5333         CF_RPATH_HACK_2(LDFLAGS)
5334         CF_RPATH_HACK_2(LIBS)
5335
5336         CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5337 else
5338         AC_MSG_RESULT(no)
5339 fi
5340 AC_SUBST(EXTRA_LDFLAGS)
5341 ])dnl
5342 dnl ---------------------------------------------------------------------------
5343 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5344 dnl ---------------
5345 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5346 dnl EXTRA_LDFLAGS for each -L option found.
5347 dnl
5348 dnl $cf_rpath_list contains a list of directories to ignore.
5349 dnl
5350 dnl $1 = variable name to update.  The LDFLAGS variable should be the only one,
5351 dnl      but LIBS often has misplaced -L options.
5352 AC_DEFUN([CF_RPATH_HACK_2],
5353 [
5354 CF_VERBOSE(...checking $1 [$]$1)
5355
5356 cf_rpath_dst=
5357 for cf_rpath_src in [$]$1
5358 do
5359         case $cf_rpath_src in #(vi
5360         -L*) #(vi
5361
5362                 # check if this refers to a directory which we will ignore
5363                 cf_rpath_skip=no
5364                 if test -n "$cf_rpath_list"
5365                 then
5366                         for cf_rpath_item in $cf_rpath_list
5367                         do
5368                                 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5369                                 then
5370                                         cf_rpath_skip=yes
5371                                         break
5372                                 fi
5373                         done
5374                 fi
5375
5376                 if test "$cf_rpath_skip" = no
5377                 then
5378                         # transform the option
5379                         if test "$LD_RPATH_OPT" = "-R " ; then
5380                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5381                         else
5382                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5383                         fi
5384
5385                         # if we have not already added this, add it now
5386                         cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5387                         if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5388                         then
5389                                 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5390                                 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5391                         fi
5392                 fi
5393                 ;;
5394         esac
5395         cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5396 done
5397 $1=$cf_rpath_dst
5398
5399 CF_VERBOSE(...checked $1 [$]$1)
5400 AC_SUBST(EXTRA_LDFLAGS)
5401 ])dnl
5402 dnl ---------------------------------------------------------------------------
5403 dnl CF_SHARED_OPTS version: 84 updated: 2013/11/03 06:26:10
5404 dnl --------------
5405 dnl --------------
5406 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5407 dnl library.
5408 dnl
5409 dnl Notes:
5410 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
5411 dnl the build-tree, i.e., by making use of the libraries that are compiled in
5412 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
5413 dnl shared library since that can lead to unexpected results at runtime.
5414 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
5415 dnl libraries are compiled in ../../lib
5416 dnl
5417 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5418 dnl to install symbolic links to the rel/abi versions of shared libraries.
5419 dnl
5420 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5421 dnl version when making symbolic links.
5422 dnl
5423 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5424 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5425 dnl (ex: libncurses.so.<ver>).
5426 dnl
5427 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
5428 AC_DEFUN([CF_SHARED_OPTS],
5429 [
5430         AC_REQUIRE([CF_LD_RPATH_OPT])
5431         RM_SHARED_OPTS=
5432         LOCAL_LDFLAGS=
5433         LOCAL_LDFLAGS2=
5434         LD_SHARED_OPTS=
5435         INSTALL_LIB="-m 644"
5436         : ${rel_builddir:=.}
5437
5438         shlibdir=$libdir
5439         AC_SUBST(shlibdir)
5440
5441         MAKE_DLLS="#"
5442         AC_SUBST(MAKE_DLLS)
5443
5444         cf_cv_do_symlinks=no
5445         cf_ld_rpath_opt=
5446         test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5447
5448         AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5449         AC_ARG_WITH(shlib-version,
5450         [  --with-shlib-version=X  Specify rel or abi version for shared libs],
5451         [test -z "$withval" && withval=auto
5452         case $withval in #(vi
5453         yes) #(vi
5454                 cf_cv_shlib_version=auto
5455                 ;;
5456         rel|abi|auto|no) #(vi
5457                 cf_cv_shlib_version=$withval
5458                 ;;
5459         *)
5460                 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5461                 ;;
5462         esac
5463         ],[cf_cv_shlib_version=auto])
5464         AC_MSG_RESULT($cf_cv_shlib_version)
5465
5466         cf_cv_rm_so_locs=no
5467         cf_try_cflags=
5468
5469         # Some less-capable ports of gcc support only -fpic
5470         CC_SHARED_OPTS=
5471         if test "$GCC" = yes
5472         then
5473                 AC_MSG_CHECKING(which $CC option to use)
5474                 cf_save_CFLAGS="$CFLAGS"
5475                 for CC_SHARED_OPTS in -fPIC -fpic ''
5476                 do
5477                         CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5478                         AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5479                 done
5480                 AC_MSG_RESULT($CC_SHARED_OPTS)
5481                 CFLAGS="$cf_save_CFLAGS"
5482         fi
5483
5484         cf_cv_shlib_version_infix=no
5485
5486         case $cf_cv_system_name in #(vi
5487         aix4.[3-9]*|aix[[5-7]]*) #(vi
5488                 if test "$GCC" = yes; then
5489                         CC_SHARED_OPTS=
5490                         MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5491                 else
5492                         # CC_SHARED_OPTS='-qpic=large -G'
5493                         # perhaps "-bM:SRE -bnoentry -bexpall"
5494                         MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5495                 fi
5496                 ;;
5497         beos*) #(vi
5498                 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5499                 ;;
5500         cygwin*) #(vi
5501                 CC_SHARED_OPTS=
5502                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5503                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5504                 cf_cv_shlib_version=cygdll
5505                 cf_cv_shlib_version_infix=cygdll
5506                 shlibdir=$bindir
5507                 MAKE_DLLS=
5508                 cat >mk_shared_lib.sh <<-CF_EOF
5509                 #!/bin/sh
5510                 SHARED_LIB=\[$]1
5511                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5512                 shift
5513                 cat <<-EOF
5514                 Linking shared library
5515                 ** SHARED_LIB \[$]SHARED_LIB
5516                 ** IMPORT_LIB \[$]IMPORT_LIB
5517 EOF
5518                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5519 CF_EOF
5520                 chmod +x mk_shared_lib.sh
5521                 ;;
5522         msys*) #(vi
5523                 CC_SHARED_OPTS=
5524                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5525                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5526                 cf_cv_shlib_version=msysdll
5527                 cf_cv_shlib_version_infix=msysdll
5528                 shlibdir=$bindir
5529                 MAKE_DLLS=
5530                 cat >mk_shared_lib.sh <<-CF_EOF
5531                 #!/bin/sh
5532                 SHARED_LIB=\[$]1
5533                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5534                 shift
5535                 cat <<-EOF
5536                 Linking shared library
5537                 ** SHARED_LIB \[$]SHARED_LIB
5538                 ** IMPORT_LIB \[$]IMPORT_LIB
5539 EOF
5540                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5541 CF_EOF
5542                 chmod +x mk_shared_lib.sh
5543                 ;;
5544         darwin*) #(vi
5545                 cf_try_cflags="no-cpp-precomp"
5546                 CC_SHARED_OPTS="-dynamic"
5547                 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5548                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5549                 cf_cv_shlib_version_infix=yes
5550                 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5551                         cf_save_LDFLAGS=$LDFLAGS
5552                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5553                         AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5554                                 LDFLAGS=$cf_save_LDFLAGS])
5555                 if test $cf_cv_ldflags_search_paths_first = yes; then
5556                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5557                 fi
5558                 ;;
5559         hpux[[7-8]]*) #(vi
5560                 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
5561                 if test "$GCC" != yes; then
5562                         CC_SHARED_OPTS='+Z'
5563                 fi
5564                 MK_SHARED_LIB='${LD} -b -o $[@]'
5565                 INSTALL_LIB="-m 555"
5566                 ;;
5567         hpux*) #(vi
5568                 # (tested with gcc 2.7.2 -- I don't have c89)
5569                 if test "$GCC" = yes; then
5570                         LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5571                 else
5572                         CC_SHARED_OPTS='+Z'
5573                         LD_SHARED_OPTS='-Wl,+b,${libdir}'
5574                 fi
5575                 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5576                 # HP-UX shared libraries must be executable, and should be
5577                 # readonly to exploit a quirk in the memory manager.
5578                 INSTALL_LIB="-m 555"
5579                 ;;
5580         interix*)
5581                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5582                 if test "$cf_cv_shlib_version" = rel; then
5583                         cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5584                 else
5585                         cf_shared_soname='`basename $@`'
5586                 fi
5587                 CC_SHARED_OPTS=
5588                 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5589                 ;;
5590         irix*) #(vi
5591                 if test "$cf_cv_enable_rpath" = yes ; then
5592                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5593                 fi
5594                 # tested with IRIX 5.2 and 'cc'.
5595                 if test "$GCC" != yes; then
5596                         CC_SHARED_OPTS='-KPIC'
5597                         MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5598                 else
5599                         MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5600                 fi
5601                 cf_cv_rm_so_locs=yes
5602                 ;;
5603         linux*|gnu*|k*bsd*-gnu) #(vi
5604                 if test "$DFT_LWR_MODEL" = "shared" ; then
5605                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5606                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5607                 fi
5608                 if test "$cf_cv_enable_rpath" = yes ; then
5609                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5610                 fi
5611                 CF_SHARED_SONAME
5612                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5613                 ;;
5614         mingw*) #(vi
5615                 cf_cv_shlib_version=mingw
5616                 cf_cv_shlib_version_infix=mingw
5617                 shlibdir=$bindir
5618                 MAKE_DLLS=
5619                 if test "$DFT_LWR_MODEL" = "shared" ; then
5620                         LOCAL_LDFLAGS="-Wl,--enable-auto-import"
5621                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5622                         EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
5623                 fi
5624                 CC_SHARED_OPTS=
5625                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5626                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5627                 cat >mk_shared_lib.sh <<-CF_EOF
5628                 #!/bin/sh
5629                 SHARED_LIB=\[$]1
5630                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5631                 shift
5632                 cat <<-EOF
5633                 Linking shared library
5634                 ** SHARED_LIB \[$]SHARED_LIB
5635                 ** IMPORT_LIB \[$]IMPORT_LIB
5636 EOF
5637                 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5638 CF_EOF
5639                 chmod +x mk_shared_lib.sh
5640                 ;;
5641         openbsd[[2-9]].*|mirbsd*) #(vi
5642                 if test "$DFT_LWR_MODEL" = "shared" ; then
5643                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5644                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5645                 fi
5646                 if test "$cf_cv_enable_rpath" = yes ; then
5647                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5648                 fi
5649                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5650                 CF_SHARED_SONAME
5651                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5652                 ;;
5653         nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5654                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5655                 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5656                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5657                 ;;
5658         dragonfly*|freebsd*) #(vi
5659                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5660                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5661                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5662                         LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5663                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5664                 fi
5665                 CF_SHARED_SONAME
5666                 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
5667                 ;;
5668         netbsd*) #(vi
5669                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5670                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5671                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5672                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5673                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5674                         if test "$cf_cv_shlib_version" = auto; then
5675                         if test -f /usr/libexec/ld.elf_so; then
5676                                 cf_cv_shlib_version=abi
5677                         else
5678                                 cf_cv_shlib_version=rel
5679                         fi
5680                         fi
5681                         CF_SHARED_SONAME
5682                         MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5683                 else
5684                         MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
5685                 fi
5686                 ;;
5687         osf*|mls+*) #(vi
5688                 # tested with OSF/1 V3.2 and 'cc'
5689                 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5690                 # link with shared libs).
5691                 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5692                 case $host_os in #(vi
5693                 osf4*)
5694                         MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5695                         ;;
5696                 esac
5697                 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5698                 if test "$DFT_LWR_MODEL" = "shared" ; then
5699                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5700                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5701                 fi
5702                 cf_cv_rm_so_locs=yes
5703                 ;;
5704         sco3.2v5*)  # (also uw2* and UW7: hops 13-Apr-98
5705                 # tested with osr5.0.5
5706                 if test "$GCC" != yes; then
5707                         CC_SHARED_OPTS='-belf -KPIC'
5708                 fi
5709                 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5710                 if test "$cf_cv_enable_rpath" = yes ; then
5711                         # only way is to set LD_RUN_PATH but no switch for it
5712                         RUN_PATH=$libdir
5713                 fi
5714                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5715                 LINK_PROGS='LD_RUN_PATH=${libdir}'
5716                 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5717                 ;;
5718         sunos4*) #(vi
5719                 # tested with SunOS 4.1.1 and gcc 2.7.0
5720                 if test "$GCC" != yes; then
5721                         CC_SHARED_OPTS='-KPIC'
5722                 fi
5723                 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5724                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5725                 ;;
5726         solaris2*) #(vi
5727                 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5728                 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5729                 if test "$DFT_LWR_MODEL" = "shared" ; then
5730                         LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5731                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5732                 fi
5733                 if test "$cf_cv_enable_rpath" = yes ; then
5734                         EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5735                 fi
5736                 CF_SHARED_SONAME
5737                 if test "$GCC" != yes; then
5738                         cf_save_CFLAGS="$CFLAGS"
5739                         for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5740                         do
5741                                 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5742                                 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5743                         done
5744                         CFLAGS="$cf_save_CFLAGS"
5745                         CC_SHARED_OPTS=$cf_shared_opts
5746                         MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5747                 else
5748                         MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5749                 fi
5750                 ;;
5751         sysv5uw7*|unix_sv*) #(vi
5752                 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5753                 if test "$GCC" != yes; then
5754                         CC_SHARED_OPTS='-KPIC'
5755                 fi
5756                 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5757                 ;;
5758         *)
5759                 CC_SHARED_OPTS='unknown'
5760                 MK_SHARED_LIB='echo unknown'
5761                 ;;
5762         esac
5763
5764         # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5765         case "$cf_cv_shlib_version" in #(vi
5766         rel|abi)
5767                 case "$MK_SHARED_LIB" in #(vi
5768                 *'-o $[@]') #(vi
5769                         test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5770                         ;;
5771                 *)
5772                         AC_MSG_WARN(ignored --with-shlib-version)
5773                         ;;
5774                 esac
5775                 ;;
5776         esac
5777
5778         if test -n "$cf_try_cflags"
5779         then
5780 cat > conftest.$ac_ext <<EOF
5781 #line __oline__ "${as_me:-configure}"
5782 #include <stdio.h>
5783 int main(int argc, char *argv[[]])
5784 {
5785         printf("hello\n");
5786         return (argv[[argc-1]] == 0) ;
5787 }
5788 EOF
5789                 cf_save_CFLAGS="$CFLAGS"
5790                 for cf_opt in $cf_try_cflags
5791                 do
5792                         CFLAGS="$cf_save_CFLAGS -$cf_opt"
5793                         AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
5794                         if AC_TRY_EVAL(ac_compile); then
5795                                 AC_MSG_RESULT(yes)
5796                                 cf_save_CFLAGS="$CFLAGS"
5797                         else
5798                                 AC_MSG_RESULT(no)
5799                         fi
5800                 done
5801                 CFLAGS="$cf_save_CFLAGS"
5802         fi
5803
5804
5805         # RPATH_LIST is a colon-separated list of directories
5806         test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5807         test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5808
5809         test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
5810
5811         CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
5812         CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
5813
5814         AC_SUBST(CC_SHARED_OPTS)
5815         AC_SUBST(LD_RPATH_OPT)
5816         AC_SUBST(LD_SHARED_OPTS)
5817         AC_SUBST(MK_SHARED_LIB)
5818         AC_SUBST(RM_SHARED_OPTS)
5819
5820         AC_SUBST(LINK_PROGS)
5821         AC_SUBST(LINK_TESTS)
5822
5823         AC_SUBST(EXTRA_LDFLAGS)
5824         AC_SUBST(LOCAL_LDFLAGS)
5825         AC_SUBST(LOCAL_LDFLAGS2)
5826
5827         AC_SUBST(INSTALL_LIB)
5828         AC_SUBST(RPATH_LIST)
5829 ])dnl
5830 dnl ---------------------------------------------------------------------------
5831 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5832 dnl ----------------
5833 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5834 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5835 dnl option.
5836 dnl
5837 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5838 dnl If missing, use "rel".
5839 define([CF_SHARED_SONAME],
5840 [
5841         test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5842         if test "$cf_cv_shlib_version" = rel; then
5843                 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5844         else
5845                 cf_cv_shared_soname='`basename $[@]`'
5846         fi
5847 ])
5848 dnl ---------------------------------------------------------------------------
5849 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5850 dnl -----------
5851 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5852 dnl programs need this test).
5853 dnl
5854 dnl This is really a MacOS X 10.4.3 workaround.  Defining _POSIX_C_SOURCE
5855 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses).  Oddly, the struct
5856 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5857 dnl break that part of the interface as well.
5858 AC_DEFUN([CF_SIGWINCH],
5859 [
5860 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5861         AC_TRY_COMPILE([
5862 #include <sys/types.h>
5863 #include <sys/signal.h>
5864 ],[int x = SIGWINCH],
5865         [cf_cv_define_sigwinch=yes],
5866         [AC_TRY_COMPILE([
5867 #undef _XOPEN_SOURCE
5868 #undef _POSIX_SOURCE
5869 #undef _POSIX_C_SOURCE
5870 #include <sys/types.h>
5871 #include <sys/signal.h>
5872 ],[int x = SIGWINCH],
5873         [cf_cv_define_sigwinch=maybe],
5874         [cf_cv_define_sigwinch=no])
5875 ])
5876 ])
5877
5878 if test "$cf_cv_define_sigwinch" = maybe ; then
5879 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5880 cf_cv_fixup_sigwinch=unknown
5881 cf_sigwinch=32
5882 while test $cf_sigwinch != 1
5883 do
5884         AC_TRY_COMPILE([
5885 #undef _XOPEN_SOURCE
5886 #undef _POSIX_SOURCE
5887 #undef _POSIX_C_SOURCE
5888 #include <sys/types.h>
5889 #include <sys/signal.h>
5890 ],[
5891 #if SIGWINCH != $cf_sigwinch
5892 make an error
5893 #endif
5894 int x = SIGWINCH],
5895         [cf_cv_fixup_sigwinch=$cf_sigwinch
5896          break])
5897
5898 cf_sigwinch=`expr $cf_sigwinch - 1`
5899 done
5900 ])
5901
5902         if test "$cf_cv_fixup_sigwinch" != unknown ; then
5903                 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5904         fi
5905 fi
5906 ])dnl
5907 dnl ---------------------------------------------------------------------------
5908 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
5909 dnl ---------------
5910 dnl signal handler, but there are some gcc depedencies in that recommendation.
5911 dnl Try anyway.
5912 AC_DEFUN([CF_SIG_ATOMIC_T],
5913 [
5914 AC_MSG_CHECKING(for signal global datatype)
5915 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5916         for cf_type in \
5917                 "volatile sig_atomic_t" \
5918                 "sig_atomic_t" \
5919                 "int"
5920         do
5921         AC_TRY_COMPILE([
5922 #include <sys/types.h>
5923 #include <signal.h>
5924 #include <stdio.h>
5925
5926 extern $cf_type x;
5927 $cf_type x;
5928 static void handler(int sig)
5929 {
5930         x = 5;
5931 }],
5932                 [signal(SIGINT, handler);
5933                  x = 1],
5934                 [cf_cv_sig_atomic_t=$cf_type],
5935                 [cf_cv_sig_atomic_t=no])
5936                 test "$cf_cv_sig_atomic_t" != no && break
5937         done
5938         ])
5939 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5940 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
5941 ])dnl
5942 dnl ---------------------------------------------------------------------------
5943 dnl CF_SIZECHANGE version: 9 updated: 2012/10/06 11:17:15
5944 dnl -------------
5945 dnl Check for definitions & structures needed for window size-changing
5946 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5947 AC_DEFUN([CF_SIZECHANGE],
5948 [
5949 AC_REQUIRE([CF_STRUCT_TERMIOS])
5950 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5951     cf_cv_sizechange=unknown
5952     cf_save_CPPFLAGS="$CPPFLAGS"
5953
5954 for cf_opts in "" "NEED_PTEM_H"
5955 do
5956
5957     CPPFLAGS="$cf_save_CPPFLAGS"
5958     test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5959     AC_TRY_COMPILE([#include <sys/types.h>
5960 #ifdef HAVE_TERMIOS_H
5961 #include <termios.h>
5962 #else
5963 #ifdef HAVE_TERMIO_H
5964 #include <termio.h>
5965 #endif
5966 #endif
5967 #ifdef NEED_PTEM_H
5968 /* This is a workaround for SCO:  they neglected to define struct winsize in
5969  * termios.h -- it's only in termio.h and ptem.h
5970  */
5971 #include        <sys/stream.h>
5972 #include        <sys/ptem.h>
5973 #endif
5974 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5975 #include <sys/ioctl.h>
5976 #endif
5977 ],[
5978 #ifdef TIOCGSIZE
5979         struct ttysize win;     /* FIXME: what system is this? */
5980         int y = win.ts_lines;
5981         int x = win.ts_cols;
5982 #else
5983 #ifdef TIOCGWINSZ
5984         struct winsize win;
5985         int y = win.ws_row;
5986         int x = win.ws_col;
5987 #else
5988         no TIOCGSIZE or TIOCGWINSZ
5989 #endif /* TIOCGWINSZ */
5990 #endif /* TIOCGSIZE */
5991         ],
5992         [cf_cv_sizechange=yes],
5993         [cf_cv_sizechange=no])
5994
5995         CPPFLAGS="$cf_save_CPPFLAGS"
5996         if test "$cf_cv_sizechange" = yes ; then
5997                 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5998                 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5999                 break
6000         fi
6001 done
6002 ])
6003 if test "$cf_cv_sizechange" != no ; then
6004         AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided])
6005         case $cf_cv_sizechange in #(vi
6006         NEED*)
6007                 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
6008                 ;;
6009         esac
6010 fi
6011 ])dnl
6012 dnl ---------------------------------------------------------------------------
6013 dnl CF_SRC_MODULES version: 28 updated: 2014/09/20 20:16:32
6014 dnl --------------
6015 dnl For each parameter, test if the source-directory exists, and if it contains
6016 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
6017 dnl use in CF_LIB_RULES.
6018 dnl
6019 dnl This uses the configured value to make the lists SRC_SUBDIRS and
6020 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
6021 AC_DEFUN([CF_SRC_MODULES],
6022 [
6023 AC_MSG_CHECKING(for src modules)
6024
6025 # dependencies and linker-arguments for test-programs
6026 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
6027 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
6028 if test "$DFT_LWR_MODEL" = "libtool"; then
6029         TEST_ARGS="${TEST_DEPS}"
6030         TEST_ARG2="${TEST_DEP2}"
6031 else
6032         TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
6033         TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
6034 fi
6035
6036 PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
6037 cf_cv_src_modules=
6038 for cf_dir in $1
6039 do
6040         if test -f $srcdir/$cf_dir/modules; then
6041
6042                 # We may/may not have tack in the distribution, though the
6043                 # makefile is.
6044                 if test $cf_dir = tack ; then
6045                         if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
6046                                 continue
6047                         fi
6048                 fi
6049
6050                 if test -z "$cf_cv_src_modules"; then
6051                         cf_cv_src_modules=$cf_dir
6052                 else
6053                         cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
6054                 fi
6055
6056                 # Make the ncurses_cfg.h file record the library interface files as
6057                 # well.  These are header files that are the same name as their
6058                 # directory.  Ncurses is the only library that does not follow
6059                 # that pattern.
6060                 if test $cf_dir = tack ; then
6061                         continue
6062                 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
6063                         CF_UPPER(cf_have_include,$cf_dir)
6064                         AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
6065                         AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
6066                         TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
6067                         TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
6068                         if test "$DFT_LWR_MODEL" = "libtool"; then
6069                                 TEST_ARGS="${TEST_DEPS}"
6070                                 TEST_ARG2="${TEST_DEP2}"
6071                         else
6072                                 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
6073                                 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
6074                         fi
6075                         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
6076                 fi
6077         fi
6078 done
6079 AC_MSG_RESULT($cf_cv_src_modules)
6080
6081 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
6082 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
6083
6084 AC_SUBST(TEST_ARGS)
6085 AC_SUBST(TEST_DEPS)
6086
6087 AC_SUBST(TEST_ARG2)
6088 AC_SUBST(TEST_DEP2)
6089
6090 SRC_SUBDIRS=
6091 if test "x$cf_with_manpages" != xno ; then
6092         SRC_SUBDIRS="$SRC_SUBDIRS man"
6093 fi
6094 SRC_SUBDIRS="$SRC_SUBDIRS include"
6095 for cf_dir in $cf_cv_src_modules
6096 do
6097         SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
6098 done
6099 if test "x$cf_with_tests" != "xno" ; then
6100         SRC_SUBDIRS="$SRC_SUBDIRS test"
6101 fi
6102 # always make this, to install the ncurses-config script
6103 SRC_SUBDIRS="$SRC_SUBDIRS misc"
6104 if test "$cf_with_cxx_binding" != no; then
6105         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
6106         SRC_SUBDIRS="$SRC_SUBDIRS c++"
6107 fi
6108
6109 test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
6110 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
6111
6112 AC_SUBST(PC_MODULES_TO_MAKE)
6113
6114 ADA_SUBDIRS=
6115 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
6116         SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
6117         ADA_SUBDIRS="gen src"
6118         if test "x$cf_with_tests" != "xno" ; then
6119                 ADA_SUBDIRS="$ADA_SUBDIRS samples"
6120         fi
6121 fi
6122
6123 SUB_MAKEFILES=
6124 for cf_dir in $SRC_SUBDIRS
6125 do
6126         SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
6127 done
6128
6129 if test -n "$ADA_SUBDIRS"; then
6130         for cf_dir in $ADA_SUBDIRS
6131         do
6132                 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
6133         done
6134         AC_SUBST(ADA_SUBDIRS)
6135 fi
6136 ])dnl
6137 dnl ---------------------------------------------------------------------------
6138 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
6139 dnl -----------------
6140 dnl Check for -lstdc++, which is GNU's standard C++ library.
6141 AC_DEFUN([CF_STDCPP_LIBRARY],
6142 [
6143 if test -n "$GXX" ; then
6144 case $cf_cv_system_name in #(vi
6145 os2*) #(vi
6146         cf_stdcpp_libname=stdcpp
6147         ;;
6148 *)
6149         cf_stdcpp_libname=stdc++
6150         ;;
6151 esac
6152 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
6153         cf_save="$LIBS"
6154         CF_ADD_LIB($cf_stdcpp_libname)
6155 AC_TRY_LINK([
6156 #include <strstream.h>],[
6157 char buf[80];
6158 strstreambuf foo(buf, sizeof(buf))
6159 ],
6160         [cf_cv_libstdcpp=yes],
6161         [cf_cv_libstdcpp=no])
6162         LIBS="$cf_save"
6163 ])
6164 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
6165 fi
6166 ])dnl
6167 dnl ---------------------------------------------------------------------------
6168 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
6169 dnl --------------
6170 dnl     Remove "-g" option from the compiler options
6171 AC_DEFUN([CF_STRIP_G_OPT],
6172 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
6173 dnl ---------------------------------------------------------------------------
6174 dnl CF_STRUCT_SIGACTION version: 5 updated: 2012/10/06 17:56:13
6175 dnl -------------------
6176 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
6177 dnl do this if we've found the sigaction function.
6178 AC_DEFUN([CF_STRUCT_SIGACTION],[
6179 AC_REQUIRE([CF_XOPEN_SOURCE])
6180
6181 if test "$ac_cv_func_sigaction" = yes; then
6182 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
6183 AC_TRY_COMPILE([
6184 #include <sys/types.h>
6185 #include <signal.h>],
6186         [struct sigaction act],
6187         [sigact_bad=no],
6188         [
6189 AC_TRY_COMPILE([
6190 #define _POSIX_SOURCE
6191 #include <sys/types.h>
6192 #include <signal.h>],
6193         [struct sigaction act],
6194         [sigact_bad=yes
6195          AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])],
6196          [sigact_bad=unknown])])
6197 AC_MSG_RESULT($sigact_bad)
6198 fi
6199 ])dnl
6200 dnl ---------------------------------------------------------------------------
6201 dnl CF_STRUCT_TERMIOS version: 7 updated: 2012/10/06 17:56:13
6202 dnl -----------------
6203 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
6204 AC_DEFUN([CF_STRUCT_TERMIOS],[
6205 AC_REQUIRE([CF_XOPEN_SOURCE])
6206
6207 AC_CHECK_HEADERS( \
6208 termio.h \
6209 termios.h \
6210 unistd.h \
6211 )
6212
6213 if test "$ISC" = yes ; then
6214         AC_CHECK_HEADERS( sys/termio.h )
6215 fi
6216 if test "$ac_cv_header_termios_h" = yes ; then
6217         case "$CFLAGS $CPPFLAGS" in
6218         *-D_POSIX_SOURCE*)
6219                 termios_bad=dunno ;;
6220         *)      termios_bad=maybe ;;
6221         esac
6222         if test "$termios_bad" = maybe ; then
6223         AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
6224         AC_TRY_COMPILE([#include <termios.h>],
6225                 [struct termios foo; int x = foo.c_iflag],
6226                 termios_bad=no, [
6227                 AC_TRY_COMPILE([
6228 #define _POSIX_SOURCE
6229 #include <termios.h>],
6230                         [struct termios foo; int x = foo.c_iflag],
6231                         termios_bad=unknown,
6232                         termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE]))
6233                         ])
6234         AC_MSG_RESULT($termios_bad)
6235         fi
6236 fi
6237 ])dnl
6238 dnl ---------------------------------------------------------------------------
6239 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
6240 dnl --------------
6241 dnl Construct a search-list for a nonstandard header/lib-file
6242 dnl     $1 = the variable to return as result
6243 dnl     $2 = the package name
6244 dnl     $3 = the subdirectory, e.g., bin, include or lib
6245 AC_DEFUN([CF_SUBDIR_PATH],
6246 [
6247 $1=
6248
6249 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
6250 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
6251 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
6252 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
6253 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
6254 ])dnl
6255 dnl ---------------------------------------------------------------------------
6256 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
6257 dnl -----------
6258 dnl     Shorthand macro for substituting things that the user may override
6259 dnl     with an environment variable.
6260 dnl
6261 dnl     $1 = condition to pass to "test"
6262 dnl     $2 = environment variable
6263 dnl     $3 = value if the test succeeds
6264 dnl     $4 = value if the test fails
6265 AC_DEFUN([CF_SUBST_IF],
6266 [
6267 if test $1 ; then
6268         $2=$3
6269 ifelse($4,,,[else
6270         $2=$4])
6271 fi
6272 AC_SUBST($2)
6273 ])dnl
6274 dnl ---------------------------------------------------------------------------
6275 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
6276 dnl ------------------------
6277 dnl Get the version-number for use in shared-library naming, etc.
6278 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
6279 [
6280 AC_REQUIRE([CF_PROG_EGREP])
6281 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6282 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6283 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6284 cf_cv_abi_version=${NCURSES_MAJOR}
6285 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
6286 dnl Show the computed version, for logging
6287 cf_cv_timestamp=`date`
6288 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
6289 dnl We need these values in the generated headers
6290 AC_SUBST(NCURSES_MAJOR)
6291 AC_SUBST(NCURSES_MINOR)
6292 AC_SUBST(NCURSES_PATCH)
6293 dnl We need these values in the generated makefiles
6294 AC_SUBST(cf_cv_rel_version)
6295 AC_SUBST(cf_cv_abi_version)
6296 AC_SUBST(cf_cv_builtin_bool)
6297 AC_SUBST(cf_cv_header_stdbool_h)
6298 AC_SUBST(cf_cv_type_of_bool)dnl
6299 ])dnl
6300 dnl ---------------------------------------------------------------------------
6301 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
6302 dnl ------------------
6303 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
6304 dnl older SCO configurations.
6305 AC_DEFUN([CF_SYS_TIME_SELECT],
6306 [
6307 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
6308 AC_CACHE_VAL(cf_cv_sys_time_select,[
6309 AC_TRY_COMPILE([
6310 #include <sys/types.h>
6311 #ifdef HAVE_SYS_TIME_H
6312 #include <sys/time.h>
6313 #endif
6314 #ifdef HAVE_SYS_SELECT_H
6315 #include <sys/select.h>
6316 #endif
6317 ],[],[cf_cv_sys_time_select=yes],
6318      [cf_cv_sys_time_select=no])
6319      ])
6320 AC_MSG_RESULT($cf_cv_sys_time_select)
6321 test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT,1,[Define to 1 if we can include <sys/time.h> with <sys/select.h>])
6322 ])dnl
6323 dnl ---------------------------------------------------------------------------
6324 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
6325 dnl ---------------
6326 dnl Define a top_builddir symbol, for applications that need an absolute path.
6327 AC_DEFUN([CF_TOP_BUILDDIR],
6328 [
6329 top_builddir=ifelse($1,,`pwd`,$1)
6330 AC_SUBST(top_builddir)
6331 ])dnl
6332 dnl ---------------------------------------------------------------------------
6333 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
6334 dnl -------------------
6335 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
6336 dnl can define it successfully.
6337 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
6338 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6339         AC_TRY_COMPILE([
6340 #include <stdlib.h>
6341 #include <string.h>
6342 #include <sys/types.h>
6343 ],[
6344 #ifndef _XOPEN_SOURCE
6345 make an error
6346 #endif],
6347         [cf_cv_xopen_source=no],
6348         [cf_save="$CPPFLAGS"
6349          CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6350          AC_TRY_COMPILE([
6351 #include <stdlib.h>
6352 #include <string.h>
6353 #include <sys/types.h>
6354 ],[
6355 #ifdef _XOPEN_SOURCE
6356 make an error
6357 #endif],
6358         [cf_cv_xopen_source=no],
6359         [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6360         CPPFLAGS="$cf_save"
6361         ])
6362 ])
6363
6364 if test "$cf_cv_xopen_source" != no ; then
6365         CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6366         CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6367         cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6368         CF_ADD_CFLAGS($cf_temp_xopen_source)
6369 fi
6370 ])
6371 dnl ---------------------------------------------------------------------------
6372 dnl CF_TYPEOF_CHTYPE version: 9 updated: 2012/10/06 17:56:13
6373 dnl ----------------
6374 dnl Determine the type we should use for chtype (and attr_t, which is treated
6375 dnl as the same thing).  We want around 32 bits, so on most machines want a
6376 dnl long, but on newer 64-bit machines, probably want an int.  If we're using
6377 dnl wide characters, we have to have a type compatible with that, as well.
6378 AC_DEFUN([CF_TYPEOF_CHTYPE],
6379 [
6380 AC_MSG_CHECKING([for type of chtype])
6381 AC_CACHE_VAL(cf_cv_typeof_chtype,[
6382                 AC_TRY_RUN([
6383 #define WANT_BITS 31
6384 #include <stdio.h>
6385 int main()
6386 {
6387         FILE *fp = fopen("cf_test.out", "w");
6388         if (fp != 0) {
6389                 char *result = "long";
6390                 if (sizeof(unsigned long) > sizeof(unsigned int)) {
6391                         int n;
6392                         unsigned int x, y;
6393                         for (n = 0; n < WANT_BITS; n++) {
6394                                 x = (1 << n);
6395                                 y = (x >> n);
6396                                 if (y != 1 || x == 0) {
6397                                         x = 0;
6398                                         break;
6399                                 }
6400                         }
6401                         /*
6402                          * If x is nonzero, an int is big enough for the bits
6403                          * that we want.
6404                          */
6405                         result = (x != 0) ? "int" : "long";
6406                 }
6407                 fputs(result, fp);
6408                 fclose(fp);
6409         }
6410         ${cf_cv_main_return:-return}(0);
6411 }
6412                 ],
6413                 [cf_cv_typeof_chtype=`cat cf_test.out`],
6414                 [cf_cv_typeof_chtype=long],
6415                 [cf_cv_typeof_chtype=long])
6416                 rm -f cf_test.out
6417         ])
6418 AC_MSG_RESULT($cf_cv_typeof_chtype)
6419
6420 AC_SUBST(cf_cv_typeof_chtype)
6421 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype,[Define to actual type if needed for chtype])
6422 ])dnl
6423 dnl ---------------------------------------------------------------------------
6424 dnl CF_TYPE_SIGACTION version: 4 updated: 2012/10/06 17:56:13
6425 dnl -----------------
6426 dnl
6427 AC_DEFUN([CF_TYPE_SIGACTION],
6428 [
6429 AC_MSG_CHECKING([for type sigaction_t])
6430 AC_CACHE_VAL(cf_cv_type_sigaction,[
6431         AC_TRY_COMPILE([
6432 #include <signal.h>],
6433                 [sigaction_t x],
6434                 [cf_cv_type_sigaction=yes],
6435                 [cf_cv_type_sigaction=no])])
6436 AC_MSG_RESULT($cf_cv_type_sigaction)
6437 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION,1,[Define to 1 if we have the sigaction_t type])
6438 ])dnl
6439 dnl ---------------------------------------------------------------------------
6440 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6441 dnl --------------------
6442 dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
6443 dnl won't, but they're still there.
6444 AC_DEFUN([CF_UNSIGNED_LITERALS],
6445 [
6446 AC_MSG_CHECKING([if unsigned literals are legal])
6447 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6448         AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6449                 [cf_cv_unsigned_literals=yes],
6450                 [cf_cv_unsigned_literals=no])
6451         ])
6452 AC_MSG_RESULT($cf_cv_unsigned_literals)
6453 ])dnl
6454 dnl ---------------------------------------------------------------------------
6455 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6456 dnl --------
6457 dnl Make an uppercase version of a variable
6458 dnl $1=uppercase($2)
6459 AC_DEFUN([CF_UPPER],
6460 [
6461 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6462 ])dnl
6463 dnl ---------------------------------------------------------------------------
6464 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
6465 dnl -----------
6466 dnl Check for multibyte support, and if not found, utf8 compatibility library
6467 AC_DEFUN([CF_UTF8_LIB],
6468 [
6469 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6470         cf_save_LIBS="$LIBS"
6471         AC_TRY_LINK([
6472 #include <stdlib.h>],[putwc(0,0);],
6473         [cf_cv_utf8_lib=yes],
6474         [CF_FIND_LINKAGE([
6475 #include <libutf8.h>],[putwc(0,0);],utf8,
6476                 [cf_cv_utf8_lib=add-on],
6477                 [cf_cv_utf8_lib=no])
6478 ])])
6479
6480 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6481 # ncurses/ncursesw:
6482 if test "$cf_cv_utf8_lib" = "add-on" ; then
6483         AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
6484         CF_ADD_INCDIR($cf_cv_header_path_utf8)
6485         CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6486         CF_ADD_LIBS($cf_cv_library_file_utf8)
6487 fi
6488 ])dnl
6489 dnl ---------------------------------------------------------------------------
6490 dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
6491 dnl ----------
6492 dnl check for va_copy, part of stdarg.h
6493 dnl Also, workaround for glibc's __va_copy, by checking for both.
6494 AC_DEFUN([CF_VA_COPY],[
6495 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6496 AC_TRY_LINK([
6497 #include <stdarg.h>
6498 ],[
6499         static va_list dst;
6500         static va_list src;
6501         va_copy(dst, src)],
6502         cf_cv_have_va_copy=yes,
6503         cf_cv_have_va_copy=no)])
6504
6505 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
6506
6507 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6508 AC_TRY_LINK([
6509 #include <stdarg.h>
6510 ],[
6511         static va_list dst;
6512         static va_list src;
6513         __va_copy(dst, src)],
6514         cf_cv_have___va_copy=yes,
6515         cf_cv_have___va_copy=no)])
6516
6517 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
6518 ])
6519 dnl ---------------------------------------------------------------------------
6520 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6521 dnl ----------
6522 dnl Use AC_VERBOSE w/o the warnings
6523 AC_DEFUN([CF_VERBOSE],
6524 [test -n "$verbose" && echo "   $1" 1>&AC_FD_MSG
6525 CF_MSG_LOG([$1])
6526 ])dnl
6527 dnl ---------------------------------------------------------------------------
6528 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
6529 dnl -------------
6530 dnl Check if type wide-character type $1 is declared, and if so, which header
6531 dnl file is needed.  The second parameter is used to set a shell variable when
6532 dnl the type is not found.  The first parameter sets a shell variable for the
6533 dnl opposite sense.
6534 AC_DEFUN([CF_WCHAR_TYPE],
6535 [
6536 # This is needed on Tru64 5.0 to declare $1
6537 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6538 AC_TRY_COMPILE([
6539 #include <stdlib.h>
6540 #include <stdarg.h>
6541 #include <stdio.h>
6542 #ifdef HAVE_LIBUTF8_H
6543 #include <libutf8.h>
6544 #endif],
6545         [$1 state],
6546         [cf_cv_$1=no],
6547         [AC_TRY_COMPILE([
6548 #include <stdlib.h>
6549 #include <stdarg.h>
6550 #include <stdio.h>
6551 #include <wchar.h>
6552 #ifdef HAVE_LIBUTF8_H
6553 #include <libutf8.h>
6554 #endif],
6555         [$1 value],
6556         [cf_cv_$1=yes],
6557         [cf_cv_$1=unknown])])])
6558
6559 if test "$cf_cv_$1" = yes ; then
6560         AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
6561         NEED_WCHAR_H=1
6562 fi
6563
6564 ifelse([$2],,,[
6565 # if we do not find $1 in either place, use substitution to provide a fallback.
6566 if test "$cf_cv_$1" = unknown ; then
6567         $2=1
6568 fi
6569 ])
6570 ifelse($3,,,[
6571 # if we find $1 in either place, use substitution to provide a fallback.
6572 if test "$cf_cv_$1" != unknown ; then
6573         $3=1
6574 fi
6575 ])
6576 ])dnl
6577 dnl ---------------------------------------------------------------------------
6578 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6579 dnl ---------------
6580 dnl Check for compiler-support for weak symbols.
6581 dnl This works with "recent" gcc.
6582 AC_DEFUN([CF_WEAK_SYMBOLS],[
6583 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6584
6585 AC_TRY_COMPILE([
6586 #include <stdio.h>],
6587 [
6588 #if defined(__GNUC__)
6589 #  if defined __USE_ISOC99
6590 #    define _cat_pragma(exp)    _Pragma(#exp)
6591 #    define _weak_pragma(exp)   _cat_pragma(weak name)
6592 #  else
6593 #    define _weak_pragma(exp)
6594 #  endif
6595 #  define _declare(name)        __extension__ extern __typeof__(name) name
6596 #  define weak_symbol(name)     _weak_pragma(name) _declare(name) __attribute__((weak))
6597 #endif
6598
6599 weak_symbol(fopen);
6600 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6601 ])
6602 ])dnl
6603 dnl ---------------------------------------------------------------------------
6604 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6605 dnl -------------------
6606 dnl Allow library's ABI to be overridden.  Generally this happens when a
6607 dnl packager has incremented the ABI past that used in the original package,
6608 dnl and wishes to keep doing this.
6609 dnl
6610 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6611 dnl symbol.
6612 AC_DEFUN([CF_WITH_ABI_VERSION],[
6613 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6614 AC_ARG_WITH(abi-version,
6615 [  --with-abi-version=XXX  override derived ABI version],
6616 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6617  cf_cv_abi_version=$withval])
6618  CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6619 ifelse($1,,,[
6620 $1_ABI=$cf_cv_abi_version
6621 ])
6622 ])dnl
6623 dnl ---------------------------------------------------------------------------
6624 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6625 dnl --------------------
6626 dnl Command-line option to specify the Ada95 compiler.
6627 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6628 AC_MSG_CHECKING(for ada-compiler)
6629 AC_ARG_WITH(ada-compiler,
6630         [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6631         [cf_ada_compiler=$withval],
6632         [cf_ada_compiler=gnatmake])
6633 AC_SUBST(cf_ada_compiler)
6634 AC_MSG_RESULT($cf_ada_compiler)
6635 ])dnl
6636 dnl ---------------------------------------------------------------------------
6637 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6638 dnl -------------------
6639 dnl Command-line option to specify where Ada includes will install.
6640 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6641 AC_MSG_CHECKING(for ada-include)
6642 CF_WITH_PATH(ada-include,
6643    [  --with-ada-include=DIR  Ada includes are in DIR],
6644    ADA_INCLUDE,
6645    PREFIX/share/ada/adainclude,
6646    [$]prefix/share/ada/adainclude)
6647 AC_SUBST(ADA_INCLUDE)
6648 AC_MSG_RESULT($ADA_INCLUDE)
6649 ])dnl
6650 dnl ---------------------------------------------------------------------------
6651 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6652 dnl -------------------
6653 dnl Command-line option to specify where Ada objects will install.
6654 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6655 AC_MSG_CHECKING(for ada-objects)
6656 CF_WITH_PATH(ada-objects,
6657    [  --with-ada-objects=DIR  Ada objects are in DIR],
6658    ADA_OBJECTS,
6659    PREFIX/lib/ada/adalib,
6660    [$]prefix/lib/ada/adalib)
6661 AC_SUBST(ADA_OBJECTS)
6662 AC_MSG_RESULT($ADA_OBJECTS)
6663 ])dnl
6664 dnl ---------------------------------------------------------------------------
6665 dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
6666 dnl ---------------------
6667 dnl Command-line option to specify if an Ada95 shared-library should be built,
6668 dnl and optionally what its soname should be.
6669 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6670 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6671 AC_ARG_WITH(ada-sharedlib,
6672         [  --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
6673         [with_ada_sharedlib=$withval],
6674         [with_ada_sharedlib=no])
6675 AC_MSG_RESULT($with_ada_sharedlib)
6676
6677 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6678 MAKE_ADA_SHAREDLIB="#"
6679
6680 if test "x$with_ada_sharedlib" != xno
6681 then
6682         MAKE_ADA_SHAREDLIB=
6683         if test "x$with_ada_sharedlib" != xyes
6684         then
6685                 ADA_SHAREDLIB="$with_ada_sharedlib"
6686         fi
6687 fi
6688
6689 AC_SUBST(ADA_SHAREDLIB)
6690 AC_SUBST(MAKE_ADA_SHAREDLIB)
6691 ])dnl
6692 dnl ---------------------------------------------------------------------------
6693 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6694 dnl ----------------
6695 dnl Configure-option for dbmalloc.  The optional parameter is used to override
6696 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6697 AC_DEFUN([CF_WITH_DBMALLOC],[
6698 CF_NO_LEAKS_OPTION(dbmalloc,
6699         [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
6700         [USE_DBMALLOC])
6701
6702 if test "$with_dbmalloc" = yes ; then
6703         AC_CHECK_HEADER(dbmalloc.h,
6704                 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6705 fi
6706 ])dnl
6707 dnl ---------------------------------------------------------------------------
6708 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6709 dnl ---------------
6710 dnl Configure-option for dmalloc.  The optional parameter is used to override
6711 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6712 AC_DEFUN([CF_WITH_DMALLOC],[
6713 CF_NO_LEAKS_OPTION(dmalloc,
6714         [  --with-dmalloc          test: use Gray Watson's dmalloc library],
6715         [USE_DMALLOC])
6716
6717 if test "$with_dmalloc" = yes ; then
6718         AC_CHECK_HEADER(dmalloc.h,
6719                 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6720 fi
6721 ])dnl
6722 dnl ---------------------------------------------------------------------------
6723 dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13
6724 dnl -----------
6725 dnl
6726 dnl The option parameter (if neither yes/no) is assumed to be the name of
6727 dnl the gpm library, e.g., for dynamic loading.
6728 AC_DEFUN([CF_WITH_GPM],
6729 [
6730 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6731 AC_ARG_WITH(gpm,
6732         [  --with-gpm              use Alessandro Rubini's GPM library],
6733         [with_gpm=$withval],
6734         [with_gpm=maybe])
6735 AC_MSG_RESULT($with_gpm)
6736
6737 if test "$with_gpm" != no ; then
6738         AC_CHECK_HEADER(gpm.h,[
6739                 AC_DEFINE(HAVE_GPM_H,1,[Define to 1 if we have gpm.h header])
6740                 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6741                         CF_VERBOSE(assuming we really have GPM library)
6742                         AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
6743                 else
6744                         AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6745                                 AC_MSG_ERROR(Cannot link with GPM library)
6746                 fi
6747                 with_gpm=yes
6748                 ])
6749         ],[
6750                 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6751                 with_gpm=no
6752         ])
6753 fi
6754 ])
6755 dnl ---------------------------------------------------------------------------
6756 dnl CF_WITH_LIBTOOL version: 30 updated: 2013/09/07 13:54:05
6757 dnl ---------------
6758 dnl Provide a configure option to incorporate libtool.  Define several useful
6759 dnl symbols for the makefile rules.
6760 dnl
6761 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6762 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6763 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6764 dnl But that still does not work properly since the macro is expanded outside
6765 dnl the CF_WITH_LIBTOOL macro:
6766 dnl
6767 dnl     #!/bin/sh
6768 dnl     ACLOCAL=`aclocal --print-ac-dir`
6769 dnl     if test -z "$ACLOCAL" ; then
6770 dnl             echo cannot find aclocal directory
6771 dnl             exit 1
6772 dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
6773 dnl             echo cannot find libtool.m4 file
6774 dnl             exit 1
6775 dnl     fi
6776 dnl
6777 dnl     LOCAL=aclocal.m4
6778 dnl     ORIG=aclocal.m4.orig
6779 dnl
6780 dnl     trap "mv $ORIG $LOCAL" 0 1 2 5 15
6781 dnl     rm -f $ORIG
6782 dnl     mv $LOCAL $ORIG
6783 dnl
6784 dnl     # sed the LIBTOOL= assignment to omit the current directory?
6785 dnl     sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6786 dnl     cat $ORIG >>$LOCAL
6787 dnl
6788 dnl     autoconf-257 $*
6789 dnl
6790 AC_DEFUN([CF_WITH_LIBTOOL],
6791 [
6792 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6793 ifdef([AC_PROG_LIBTOOL],,[
6794 LIBTOOL=
6795 ])
6796 # common library maintenance symbols that are convenient for libtool scripts:
6797 LIB_CREATE='${AR} -cr'
6798 LIB_OBJECT='${OBJECTS}'
6799 LIB_SUFFIX=.a
6800 LIB_PREP="$RANLIB"
6801
6802 # symbols used to prop libtool up to enable it to determine what it should be
6803 # doing:
6804 LIB_CLEAN=
6805 LIB_COMPILE=
6806 LIB_LINK='${CC}'
6807 LIB_INSTALL=
6808 LIB_UNINSTALL=
6809
6810 AC_MSG_CHECKING(if you want to build libraries with libtool)
6811 AC_ARG_WITH(libtool,
6812         [  --with-libtool          generate libraries with libtool],
6813         [with_libtool=$withval],
6814         [with_libtool=no])
6815 AC_MSG_RESULT($with_libtool)
6816 if test "$with_libtool" != "no"; then
6817 ifdef([AC_PROG_LIBTOOL],[
6818         # missing_content_AC_PROG_LIBTOOL{{
6819         AC_PROG_LIBTOOL
6820         # missing_content_AC_PROG_LIBTOOL}}
6821 ],[
6822         if test "$with_libtool" != "yes" ; then
6823                 CF_PATH_SYNTAX(with_libtool)
6824                 LIBTOOL=$with_libtool
6825         else
6826                 AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none)
6827                 CF_LIBTOOL_VERSION
6828                 if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool
6829                 then
6830                         CF_FORGET_TOOL(LIBTOOL)
6831                         AC_CHECK_TOOLS(LIBTOOL,[glibtool],none)
6832                         CF_LIBTOOL_VERSION
6833                 fi
6834         fi
6835         if test -z "$LIBTOOL" ; then
6836                 AC_MSG_ERROR(Cannot find libtool)
6837         fi
6838 ])dnl
6839         LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6840         LIB_OBJECT='${OBJECTS:.o=.lo}'
6841         LIB_SUFFIX=.la
6842         LIB_CLEAN='${LIBTOOL} --mode=clean'
6843         LIB_COMPILE='${LIBTOOL} --mode=compile'
6844         LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6845         LIB_INSTALL='${LIBTOOL} --mode=install'
6846         LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6847         LIB_PREP=:
6848
6849         CF_CHECK_LIBTOOL_VERSION
6850
6851         # special hack to add -no-undefined (which libtool should do for itself)
6852         LT_UNDEF=
6853         case "$cf_cv_system_name" in #(vi
6854         cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi
6855                 LT_UNDEF=-no-undefined
6856                 ;;
6857         esac
6858         AC_SUBST([LT_UNDEF])
6859
6860         # special hack to add --tag option for C++ compiler
6861         case $cf_cv_libtool_version in #(vi
6862         1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6863                 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6864                 LIBTOOL="$LIBTOOL --tag=CC"
6865                 ;;
6866         *)
6867                 LIBTOOL_CXX="$LIBTOOL"
6868                 ;;
6869         esac
6870 else
6871         LIBTOOL=""
6872         LIBTOOL_CXX=""
6873 fi
6874
6875 test -z "$LIBTOOL" && ECHO_LT=
6876
6877 AC_SUBST(LIBTOOL)
6878 AC_SUBST(LIBTOOL_CXX)
6879 AC_SUBST(LIBTOOL_OPTS)
6880
6881 AC_SUBST(LIB_CREATE)
6882 AC_SUBST(LIB_OBJECT)
6883 AC_SUBST(LIB_SUFFIX)
6884 AC_SUBST(LIB_PREP)
6885
6886 AC_SUBST(LIB_CLEAN)
6887 AC_SUBST(LIB_COMPILE)
6888 AC_SUBST(LIB_LINK)
6889 AC_SUBST(LIB_INSTALL)
6890 AC_SUBST(LIB_UNINSTALL)
6891
6892 ])dnl
6893 dnl ---------------------------------------------------------------------------
6894 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
6895 dnl ------------------
6896 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
6897 dnl "lib" prefix, e.g., because it used the dll naming convention.
6898 dnl
6899 dnl $1 = variable to set
6900 AC_DEFUN([CF_WITH_LIB_PREFIX],
6901 [
6902 AC_MSG_CHECKING(if you want to have a library-prefix)
6903 AC_ARG_WITH(lib-prefix,
6904         [  --with-lib-prefix       override library-prefix],
6905         [with_lib_prefix=$withval],
6906         [with_lib_prefix=auto])
6907 AC_MSG_RESULT($with_lib_prefix)
6908
6909 if test $with_lib_prefix = auto
6910 then
6911         CF_LIB_PREFIX($1)
6912 elif test $with_lib_prefix = no
6913 then
6914         LIB_PREFIX=
6915 else
6916         LIB_PREFIX=$with_lib_prefix
6917 fi
6918 ])dnl
6919 dnl ---------------------------------------------------------------------------
6920 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
6921 dnl ------------
6922 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6923 dnl defaulting to yes/no.
6924 dnl
6925 dnl $1 = option name
6926 dnl $2 = help-text
6927 dnl $3 = environment variable to set
6928 dnl $4 = default value, shown in the help-message, must be a constant
6929 dnl $5 = default value, if it's an expression & cannot be in the help-message
6930 dnl
6931 AC_DEFUN([CF_WITH_PATH],
6932 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6933 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6934 if ifelse([$5],,true,[test -n "$5"]) ; then
6935 CF_PATH_SYNTAX(withval)
6936 fi
6937 eval $3="$withval"
6938 AC_SUBST($3)dnl
6939 ])dnl
6940 dnl ---------------------------------------------------------------------------
6941 dnl CF_WITH_PATHLIST version: 9 updated: 2012/10/18 05:05:24
6942 dnl ----------------
6943 dnl Process an option specifying a list of colon-separated paths.
6944 dnl
6945 dnl $1 = option name
6946 dnl $2 = help-text
6947 dnl $3 = environment variable to set
6948 dnl $4 = default value, shown in the help-message, must be a constant
6949 dnl $5 = default value, if it's an expression & cannot be in the help-message
6950 dnl $6 = flag to tell if we want to define or substitute
6951 dnl
6952 AC_DEFUN([CF_WITH_PATHLIST],[
6953 AC_REQUIRE([CF_PATHSEP])
6954 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6955 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6956
6957 IFS="${IFS:-    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6958 cf_dst_path=
6959 for cf_src_path in $withval
6960 do
6961   CF_PATH_SYNTAX(cf_src_path)
6962   test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}$PATH_SEPARATOR"
6963   cf_dst_path="${cf_dst_path}${cf_src_path}"
6964 done
6965 IFS="$ac_save_ifs"
6966
6967 ifelse($6,define,[
6968 # Strip single quotes from the value, e.g., when it was supplied as a literal
6969 # for $4 or $5.
6970 case $cf_dst_path in #(vi
6971 \'*)
6972   cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6973   ;;
6974 esac
6975 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6976 ])
6977
6978 # This may use the prefix/exec_prefix symbols which will only yield "NONE"
6979 # so we have to check/work around.  We do prefer the result of "eval"...
6980 eval cf_dst_eval="$cf_dst_path"
6981 case "x$cf_dst_eval" in #(vi
6982 xNONE*) #(vi
6983         $3=$cf_dst_path
6984         ;;
6985 *)
6986         $3="$cf_dst_eval"
6987         ;;
6988 esac
6989 AC_SUBST($3)dnl
6990
6991 ])dnl
6992 dnl ---------------------------------------------------------------------------
6993 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
6994 dnl -------------------------
6995 dnl Allow the choice of the pkg-config library directory to be overridden.
6996 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6997 if test "$PKG_CONFIG" != none ; then
6998         AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6999         AC_ARG_WITH(pkg-config-libdir,
7000                 [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
7001                 [PKG_CONFIG_LIBDIR=$withval],
7002                 [PKG_CONFIG_LIBDIR=yes])
7003
7004         case x$PKG_CONFIG_LIBDIR in #(vi
7005         x/*) #(vi
7006                 ;;
7007         xyes) #(vi
7008                 # look for the library directory using the same prefix as the executable
7009                 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
7010                 case x`(arch) 2>/dev/null` in #(vi
7011                 *64) #(vi
7012                         for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
7013                         do
7014                                 if test -d $cf_config/pkgconfig
7015                                 then
7016                                         PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
7017                                         break
7018                                 fi
7019                         done
7020                         ;;
7021                 *)
7022                         PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
7023                         ;;
7024                 esac
7025                 ;;
7026         *)
7027                 ;;
7028         esac
7029
7030         AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
7031 fi
7032
7033 AC_SUBST(PKG_CONFIG_LIBDIR)
7034 ])dnl
7035 dnl ---------------------------------------------------------------------------
7036 dnl CF_WITH_PTHREAD version: 6 updated: 2012/10/06 17:41:51
7037 dnl ---------------
7038 dnl Check for POSIX thread library.
7039 AC_DEFUN([CF_WITH_PTHREAD],
7040 [
7041 AC_MSG_CHECKING(if you want to link with the pthread library)
7042 AC_ARG_WITH(pthread,
7043     [  --with-pthread          use POSIX thread library],
7044     [with_pthread=$withval],
7045     [with_pthread=no])
7046 AC_MSG_RESULT($with_pthread)
7047
7048 if test "$with_pthread" != no ; then
7049     AC_CHECK_HEADER(pthread.h,[
7050         AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
7051
7052         for cf_lib_pthread in pthread c_r
7053         do
7054             AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
7055             cf_save_LIBS="$LIBS"
7056             CF_ADD_LIB($cf_lib_pthread)
7057             AC_TRY_LINK([
7058 #include <pthread.h>
7059 ],[
7060                 int rc = pthread_create(0,0,0,0);
7061                 int r2 = pthread_mutexattr_settype(0, 0);
7062 ],[with_pthread=yes],[with_pthread=no])
7063             LIBS="$cf_save_LIBS"
7064             AC_MSG_RESULT($with_pthread)
7065             test "$with_pthread" = yes && break
7066         done
7067
7068         if test "$with_pthread" = yes ; then
7069             CF_ADD_LIB($cf_lib_pthread)
7070             AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
7071         else
7072             AC_MSG_ERROR(Cannot link with pthread library)
7073         fi
7074     ])
7075 fi
7076 ])
7077 dnl ---------------------------------------------------------------------------
7078 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
7079 dnl -------------------
7080 dnl Allow library's release-version to be overridden.  Generally this happens when a
7081 dnl packager has incremented the release-version past that used in the original package,
7082 dnl and wishes to keep doing this.
7083 dnl
7084 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
7085 dnl and {package}_MINOR symbols
7086 dnl symbol.
7087 AC_DEFUN([CF_WITH_REL_VERSION],[
7088 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
7089 AC_ARG_WITH(rel-version,
7090 [  --with-rel-version=XXX  override derived release version],
7091 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
7092  cf_cv_rel_version=$withval])
7093 ifelse($1,,[
7094  CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
7095 ],[
7096  $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
7097  $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
7098  CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
7099  CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
7100 ])
7101 ])dnl
7102 dnl ---------------------------------------------------------------------------
7103 dnl CF_WITH_SYSMOUSE version: 3 updated: 2012/10/06 17:56:13
7104 dnl ----------------
7105 dnl If we can compile with sysmouse, make it available unless it is not wanted.
7106 AC_DEFUN([CF_WITH_SYSMOUSE],[
7107 # not everyone has "test -c"
7108 if test -c /dev/sysmouse 2>/dev/null ; then
7109 AC_MSG_CHECKING(if you want to use sysmouse)
7110 AC_ARG_WITH(sysmouse,
7111         [  --with-sysmouse         use sysmouse (FreeBSD console)],
7112         [cf_with_sysmouse=$withval],
7113         [cf_with_sysmouse=maybe])
7114         if test "$cf_with_sysmouse" != no ; then
7115         AC_TRY_COMPILE([
7116 #include <osreldate.h>
7117 #if (__FreeBSD_version >= 400017)
7118 #include <sys/consio.h>
7119 #include <sys/fbio.h>
7120 #else
7121 #include <machine/console.h>
7122 #endif
7123 ],[
7124         struct mouse_info the_mouse;
7125         ioctl(0, CONS_MOUSECTL, &the_mouse);
7126 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
7127         fi
7128 AC_MSG_RESULT($cf_with_sysmouse)
7129 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE,1,[Define to 1 if we can/should use the sysmouse interface])
7130 fi
7131 ])dnl
7132 dnl ---------------------------------------------------------------------------
7133 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
7134 dnl ---------------
7135 dnl For testing, override the derived host system-type which is used to decide
7136 dnl things such as the linker commands used to build shared libraries.  This is
7137 dnl normally chosen automatically based on the type of system which you are
7138 dnl building on.  We use it for testing the configure script.
7139 dnl
7140 dnl This is different from the --host option: it is used only for testing parts
7141 dnl of the configure script which would not be reachable with --host since that
7142 dnl relies on the build environment being real, rather than mocked up.
7143 AC_DEFUN([CF_WITH_SYSTYPE],[
7144 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
7145 AC_ARG_WITH(system-type,
7146         [  --with-system-type=XXX  test: override derived host system-type],
7147 [AC_MSG_WARN(overriding system type to $withval)
7148         cf_cv_system_name=$withval
7149         host_os=$withval
7150 ])
7151 ])dnl
7152 dnl ---------------------------------------------------------------------------
7153 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
7154 dnl ----------------
7155 AC_DEFUN([CF_WITH_VALGRIND],[
7156 CF_NO_LEAKS_OPTION(valgrind,
7157         [  --with-valgrind         test: use valgrind],
7158         [USE_VALGRIND])
7159 ])dnl
7160 dnl ---------------------------------------------------------------------------
7161 dnl CF_XOPEN_SOURCE version: 48 updated: 2014/09/01 12:29:14
7162 dnl ---------------
7163 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
7164 dnl or adapt to the vendor's definitions to get equivalent functionality,
7165 dnl without losing the common non-POSIX features.
7166 dnl
7167 dnl Parameters:
7168 dnl     $1 is the nominal value for _XOPEN_SOURCE
7169 dnl     $2 is the nominal value for _POSIX_C_SOURCE
7170 AC_DEFUN([CF_XOPEN_SOURCE],[
7171 AC_REQUIRE([AC_CANONICAL_HOST])
7172
7173 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
7174 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
7175 cf_xopen_source=
7176
7177 case $host_os in #(vi
7178 aix[[4-7]]*) #(vi
7179         cf_xopen_source="-D_ALL_SOURCE"
7180         ;;
7181 cygwin|msys) #(vi
7182         cf_XOPEN_SOURCE=600
7183         ;;
7184 darwin[[0-8]].*) #(vi
7185         cf_xopen_source="-D_APPLE_C_SOURCE"
7186         ;;
7187 darwin*) #(vi
7188         cf_xopen_source="-D_DARWIN_C_SOURCE"
7189         cf_XOPEN_SOURCE=
7190         ;;
7191 freebsd*|dragonfly*) #(vi
7192         # 5.x headers associate
7193         #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
7194         #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
7195         cf_POSIX_C_SOURCE=200112L
7196         cf_XOPEN_SOURCE=600
7197         cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
7198         ;;
7199 hpux11*) #(vi
7200         cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
7201         ;;
7202 hpux*) #(vi
7203         cf_xopen_source="-D_HPUX_SOURCE"
7204         ;;
7205 irix[[56]].*) #(vi
7206         cf_xopen_source="-D_SGI_SOURCE"
7207         cf_XOPEN_SOURCE=
7208         ;;
7209 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
7210         CF_GNU_SOURCE
7211         ;;
7212 minix*) #(vi
7213         cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
7214         ;;
7215 mirbsd*) #(vi
7216         # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
7217         cf_XOPEN_SOURCE=
7218         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7219         ;;
7220 netbsd*) #(vi
7221         cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
7222         ;;
7223 openbsd[[4-9]]*) #(vi
7224         # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
7225         cf_xopen_source="-D_BSD_SOURCE"
7226         cf_XOPEN_SOURCE=600
7227         ;;
7228 openbsd*) #(vi
7229         # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
7230         ;;
7231 osf[[45]]*) #(vi
7232         cf_xopen_source="-D_OSF_SOURCE"
7233         ;;
7234 nto-qnx*) #(vi
7235         cf_xopen_source="-D_QNX_SOURCE"
7236         ;;
7237 sco*) #(vi
7238         # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
7239         ;;
7240 solaris2.*) #(vi
7241         cf_xopen_source="-D__EXTENSIONS__"
7242         cf_cv_xopen_source=broken
7243         ;;
7244 sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
7245         cf_XOPEN_SOURCE=
7246         cf_POSIX_C_SOURCE=
7247         ;;
7248 *)
7249         CF_TRY_XOPEN_SOURCE
7250         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7251         ;;
7252 esac
7253
7254 if test -n "$cf_xopen_source" ; then
7255         CF_ADD_CFLAGS($cf_xopen_source,true)
7256 fi
7257
7258 dnl In anything but the default case, we may have system-specific setting
7259 dnl which is still not guaranteed to provide all of the entrypoints that
7260 dnl _XOPEN_SOURCE would yield.
7261 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
7262         AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
7263         AC_TRY_COMPILE([#include <stdlib.h>],[
7264 #ifndef _XOPEN_SOURCE
7265 make an error
7266 #endif],
7267         [cf_XOPEN_SOURCE_set=yes],
7268         [cf_XOPEN_SOURCE_set=no])
7269         AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
7270         if test $cf_XOPEN_SOURCE_set = yes
7271         then
7272                 AC_TRY_COMPILE([#include <stdlib.h>],[
7273 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
7274 make an error
7275 #endif],
7276                 [cf_XOPEN_SOURCE_set_ok=yes],
7277                 [cf_XOPEN_SOURCE_set_ok=no])
7278                 if test $cf_XOPEN_SOURCE_set_ok = no
7279                 then
7280                         AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
7281                 fi
7282         else
7283                 CF_TRY_XOPEN_SOURCE
7284         fi
7285 fi
7286 ])