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 1.701 2014/07/19 14:30:02 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: 10 updated: 2010/05/26 05:38:42
 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 ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 147
 148                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 149                                 && test -z "${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 ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 184
 185         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 186                 && test -z "${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: 5 updated: 2012/10/06 16:39:58
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 we need to include getopt.h])
2149 fi
2150 ])dnl
2151 dnl ---------------------------------------------------------------------------
2152 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2153 dnl ----------------
2154 AC_DEFUN([CF_GNAT_GENERICS],
2155 [
2156 AC_REQUIRE([CF_GNAT_VERSION])
2157
2158 AC_MSG_CHECKING(if GNAT supports generics)
2159 case $cf_gnat_version in #(vi
2160 3.[[1-9]]*|[[4-9]].*) #(vi
2161         cf_gnat_generics=yes
2162         ;;
2163 *)
2164         cf_gnat_generics=no
2165         ;;
2166 esac
2167 AC_MSG_RESULT($cf_gnat_generics)
2168
2169 if test "$cf_gnat_generics" = yes
2170 then
2171         cf_compile_generics=generics
2172         cf_generic_objects="\${GENOBJS}"
2173 else
2174         cf_compile_generics=
2175         cf_generic_objects=
2176 fi
2177
2178 AC_SUBST(cf_compile_generics)
2179 AC_SUBST(cf_generic_objects)
2180 ])dnl
2181 dnl ---------------------------------------------------------------------------
2182 dnl CF_GNAT_PROJECTS version: 7 updated: 2014/06/01 10:46:34
2183 dnl ----------------
2184 dnl GNAT projects are configured with ".gpr" project files.
2185 dnl GNAT libraries are a further development, using the project feature.
2186 AC_DEFUN([CF_GNAT_PROJECTS],
2187 [
2188 AC_REQUIRE([CF_GNAT_VERSION])
2189 AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
2190
2191 cf_gnat_libraries=no
2192 cf_gnat_projects=no
2193
2194 if test "$enable_gnat_projects" != no ; then
2195 AC_MSG_CHECKING(if GNAT supports project files)
2196 case $cf_gnat_version in #(vi
2197 3.[[0-9]]*) #(vi
2198         ;;
2199 *)
2200         case $cf_cv_system_name in #(vi
2201         cygwin*|msys*) #(vi
2202                 ;;
2203         *)
2204                 mkdir conftest.src conftest.bin conftest.lib
2205                 cd conftest.src
2206                 rm -rf conftest* *~conftest*
2207                 cat >>library.gpr <<CF_EOF
2208 project Library is
2209   Kind := External ("LIB_KIND");
2210   for Library_Name use "ConfTest";
2211   for Object_Dir use ".";
2212   for Library_ALI_Dir use External("LIBRARY_DIR");
2213   for Library_Version use External ("SONAME");
2214   for Library_Kind use Kind;
2215   for Library_Dir use External("BUILD_DIR");
2216   Source_Dir := External ("SOURCE_DIR");
2217   for Source_Dirs use (Source_Dir);
2218 end Library;
2219 CF_EOF
2220                 cat >>confpackage.ads <<CF_EOF
2221 package ConfPackage is
2222    procedure conftest;
2223 end ConfPackage;
2224 CF_EOF
2225                 cat >>confpackage.adb <<CF_EOF
2226 with Text_IO;
2227 package body ConfPackage is
2228    procedure conftest is
2229    begin
2230       Text_IO.Put ("Hello World");
2231       Text_IO.New_Line;
2232    end conftest;
2233 end ConfPackage;
2234 CF_EOF
2235                 if ( $cf_ada_make $ADAFLAGS \
2236                                 -Plibrary.gpr \
2237                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2238                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2239                                 -XSOURCE_DIR=`pwd` \
2240                                 -XSONAME=libConfTest.so.1 \
2241                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2242                         cf_gnat_projects=yes
2243                 fi
2244                 cd ..
2245                 if test -f conftest.lib/confpackage.ali
2246                 then
2247                         cf_gnat_libraries=yes
2248                 fi
2249                 rm -rf conftest* *~conftest*
2250                 ;;
2251         esac
2252         ;;
2253 esac
2254 AC_MSG_RESULT($cf_gnat_projects)
2255 fi # enable_gnat_projects
2256
2257 if test $cf_gnat_projects = yes
2258 then
2259         AC_MSG_CHECKING(if GNAT supports libraries)
2260         AC_MSG_RESULT($cf_gnat_libraries)
2261 fi
2262
2263 if test "$cf_gnat_projects" = yes
2264 then
2265         USE_OLD_MAKERULES="#"
2266         USE_GNAT_PROJECTS=""
2267 else
2268         USE_OLD_MAKERULES=""
2269         USE_GNAT_PROJECTS="#"
2270 fi
2271
2272 if test "$cf_gnat_libraries" = yes
2273 then
2274         USE_GNAT_LIBRARIES=""
2275 else
2276         USE_GNAT_LIBRARIES="#"
2277 fi
2278
2279 AC_SUBST(USE_OLD_MAKERULES)
2280 AC_SUBST(USE_GNAT_PROJECTS)
2281 AC_SUBST(USE_GNAT_LIBRARIES)
2282 ])dnl
2283 dnl ---------------------------------------------------------------------------
2284 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2285 dnl --------------
2286 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2287 dnl is noted that gnat may compile a tasking unit even for configurations which
2288 dnl fail at runtime.
2289 AC_DEFUN([CF_GNAT_SIGINT],[
2290 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2291 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2292
2293 package ConfTest is
2294
2295    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2296    pragma Unreserve_All_Interrupts;
2297    pragma Warnings (On);
2298
2299    protected Process is
2300       procedure Stop;
2301       function Continue return Boolean;
2302       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2303    private
2304       Done : Boolean := False;
2305    end Process;
2306
2307 end ConfTest;],
2308 [package body ConfTest is
2309    protected body Process is
2310       procedure Stop is
2311       begin
2312          Done := True;
2313       end Stop;
2314       function Continue return Boolean is
2315       begin
2316          return not Done;
2317       end Continue;
2318    end Process;
2319 end ConfTest;],
2320         [cf_cv_gnat_sigint=yes],
2321         [cf_cv_gnat_sigint=no])])
2322
2323 if test $cf_cv_gnat_sigint = yes ; then
2324         USE_GNAT_SIGINT=""
2325 else
2326         USE_GNAT_SIGINT="#"
2327 fi
2328 AC_SUBST(USE_GNAT_SIGINT)
2329 ])dnl
2330 dnl ---------------------------------------------------------------------------
2331 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2332 dnl ----------------
2333 dnl Verify that a test program compiles/links with GNAT.
2334 dnl $cf_ada_make is set to the program that compiles/links
2335 dnl $ADAFLAGS may be set to the GNAT flags.
2336 dnl
2337 dnl $1 is the text of the spec
2338 dnl $2 is the text of the body
2339 dnl $3 is the shell command to execute if successful
2340 dnl $4 is the shell command to execute if not successful
2341 AC_DEFUN([CF_GNAT_TRY_LINK],
2342 [
2343 rm -rf conftest* *~conftest*
2344 cat >>conftest.ads <<CF_EOF
2345 $1
2346 CF_EOF
2347 cat >>conftest.adb <<CF_EOF
2348 $2
2349 CF_EOF
2350 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2351 ifelse($3,,      :,[      $3])
2352 ifelse($4,,,[else
2353    $4])
2354 fi
2355 rm -rf conftest* *~conftest*
2356 ])dnl
2357 dnl ---------------------------------------------------------------------------
2358 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2359 dnl ---------------
2360 dnl Verify that a test program compiles and runs with GNAT
2361 dnl $cf_ada_make is set to the program that compiles/links
2362 dnl $ADAFLAGS may be set to the GNAT flags.
2363 dnl
2364 dnl $1 is the text of the spec
2365 dnl $2 is the text of the body
2366 dnl $3 is the shell command to execute if successful
2367 dnl $4 is the shell command to execute if not successful
2368 AC_DEFUN([CF_GNAT_TRY_RUN],
2369 [
2370 rm -rf conftest* *~conftest*
2371 cat >>conftest.ads <<CF_EOF
2372 $1
2373 CF_EOF
2374 cat >>conftest.adb <<CF_EOF
2375 $2
2376 CF_EOF
2377 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2378    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2379 ifelse($3,,      :,[      $3])
2380 ifelse($4,,,[   else
2381       $4])
2382    fi
2383 ifelse($4,,,[else
2384    $4])
2385 fi
2386 rm -rf conftest* *~conftest*
2387 ])dnl
2388 dnl ---------------------------------------------------------------------------
2389 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2390 dnl ---------------
2391 dnl Verify version of GNAT.
2392 AC_DEFUN([CF_GNAT_VERSION],
2393 [
2394 AC_MSG_CHECKING(for gnat version)
2395 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2396         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2397     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2398 AC_MSG_RESULT($cf_gnat_version)
2399
2400 case $cf_gnat_version in #(vi
2401 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2402         cf_cv_prog_gnat_correct=yes
2403         ;;
2404 *)
2405         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2406         cf_cv_prog_gnat_correct=no
2407         ;;
2408 esac
2409 ])
2410 dnl ---------------------------------------------------------------------------
2411 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2412 dnl -------------
2413 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2414 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2415 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2416 dnl since it is interwoven with GNU extensions.
2417 dnl
2418 dnl Well, yes we could work around it...
2419 AC_DEFUN([CF_GNU_SOURCE],
2420 [
2421 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2422 AC_TRY_COMPILE([#include <sys/types.h>],[
2423 #ifndef _XOPEN_SOURCE
2424 make an error
2425 #endif],
2426         [cf_cv_gnu_source=no],
2427         [cf_save="$CPPFLAGS"
2428          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2429          AC_TRY_COMPILE([#include <sys/types.h>],[
2430 #ifdef _XOPEN_SOURCE
2431 make an error
2432 #endif],
2433         [cf_cv_gnu_source=no],
2434         [cf_cv_gnu_source=yes])
2435         CPPFLAGS="$cf_save"
2436         ])
2437 ])
2438 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2439 ])dnl
2440 dnl ---------------------------------------------------------------------------
2441 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2442 dnl --------------
2443 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2444 dnl problem :-).  If we have the compiler but no library, we'll be able to
2445 dnl configure, but won't be able to build the c++ demo program.
2446 AC_DEFUN([CF_GPP_LIBRARY],
2447 [
2448 cf_cxx_library=unknown
2449 case $cf_cv_system_name in #(vi
2450 os2*) #(vi
2451         cf_gpp_libname=gpp
2452         ;;
2453 *)
2454         cf_gpp_libname=g++
2455         ;;
2456 esac
2457 if test "$GXX" = yes; then
2458         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2459         cf_save="$LIBS"
2460         CF_ADD_LIB($cf_gpp_libname)
2461         AC_TRY_LINK([
2462 #include <$cf_gpp_libname/builtin.h>
2463         ],
2464         [two_arg_error_handler_t foo2 = lib_error_handler],
2465         [cf_cxx_library=yes
2466          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2467          if test "$cf_gpp_libname" = cpp ; then
2468             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2469          else
2470             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2471          fi],
2472         [AC_TRY_LINK([
2473 #include <builtin.h>
2474         ],
2475         [two_arg_error_handler_t foo2 = lib_error_handler],
2476         [cf_cxx_library=yes
2477          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2478          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2479         [cf_cxx_library=no])])
2480         LIBS="$cf_save"
2481         AC_MSG_RESULT($cf_cxx_library)
2482 fi
2483 ])dnl
2484 dnl ---------------------------------------------------------------------------
2485 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2486 dnl --------------
2487 dnl Check for version of g++
2488 AC_DEFUN([CF_GXX_VERSION],[
2489 AC_REQUIRE([AC_PROG_CPP])
2490 GXX_VERSION=none
2491 if test "$GXX" = yes; then
2492         AC_MSG_CHECKING(version of ${CXX:-g++})
2493         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2494         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2495         AC_MSG_RESULT($GXX_VERSION)
2496 fi
2497 ])dnl
2498 dnl ---------------------------------------------------------------------------
2499 dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
2500 dnl ---------------
2501 dnl Check if the compiler supports useful warning options.
2502 dnl
2503 dnl Most of gcc's options apply to g++, except:
2504 dnl     -Wbad-function-cast
2505 dnl     -Wmissing-declarations
2506 dnl     -Wnested-externs
2507 dnl
2508 dnl Omit a few (for now):
2509 dnl     -Winline
2510 dnl
2511 dnl Parameter:
2512 dnl     $1 is an optional list of g++ warning flags that a particular
2513 dnl             application might want to use, e.g., "no-unused" for
2514 dnl             -Wno-unused
2515 dnl Special:
2516 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2517 dnl
2518 AC_DEFUN([CF_GXX_WARNINGS],
2519 [
2520
2521 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2522 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2523
2524 AC_REQUIRE([CF_GXX_VERSION])
2525
2526 AC_LANG_SAVE
2527 AC_LANG_CPLUSPLUS
2528
2529 cat > conftest.$ac_ext <<EOF
2530 #line __oline__ "configure"
2531 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2532 EOF
2533
2534 if test "$INTEL_CPLUSPLUS" = yes
2535 then
2536 # The "-wdXXX" options suppress warnings:
2537 # remark #1419: external declaration in primary source file
2538 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2539 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2540 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2541 # remark #193: zero used for undefined preprocessing identifier
2542 # remark #593: variable "curs_sb_left_arrow" was set but never used
2543 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2544 # remark #869: parameter "tw" was never referenced
2545 # remark #981: operands are evaluated in unspecified order
2546 # warning #269: invalid format string conversion
2547
2548         AC_CHECKING([for $CC warning options])
2549         cf_save_CXXFLAGS="$CXXFLAGS"
2550         EXTRA_CXXFLAGS="-Wall"
2551         for cf_opt in \
2552                 wd1419 \
2553                 wd1682 \
2554                 wd1683 \
2555                 wd1684 \
2556                 wd193 \
2557                 wd279 \
2558                 wd593 \
2559                 wd810 \
2560                 wd869 \
2561                 wd981
2562         do
2563                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2564                 if AC_TRY_EVAL(ac_compile); then
2565                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2566                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2567                 fi
2568         done
2569         CXXFLAGS="$cf_save_CXXFLAGS"
2570
2571 elif test "$GXX" = yes
2572 then
2573         AC_CHECKING([for $CXX warning options])
2574         cf_save_CXXFLAGS="$CXXFLAGS"
2575         EXTRA_CXXFLAGS="-W -Wall"
2576         cf_gxx_extra_warnings=""
2577         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2578         case "$GCC_VERSION" in
2579         [[1-2]].*)
2580                 ;;
2581         *)
2582                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2583                 ;;
2584         esac
2585         for cf_opt in \
2586                 Wabi \
2587                 fabi-version=0 \
2588                 Wextra \
2589                 Wignored-qualifiers \
2590                 Wlogical-op \
2591                 Woverloaded-virtual \
2592                 Wsign-promo \
2593                 Wsynth \
2594                 Wold-style-cast \
2595                 Wcast-align \
2596                 Wcast-qual \
2597                 Wpointer-arith \
2598                 Wshadow \
2599                 Wundef $cf_gxx_extra_warnings $1
2600         do
2601                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2602                 if AC_TRY_EVAL(ac_compile); then
2603                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2604                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2605                 else
2606                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2607                 fi
2608         done
2609         CXXFLAGS="$cf_save_CXXFLAGS"
2610 fi
2611
2612 rm -rf conftest*
2613 AC_LANG_RESTORE
2614 AC_SUBST(EXTRA_CXXFLAGS)
2615 ])dnl
2616 dnl ---------------------------------------------------------------------------
2617 dnl CF_HASHED_DB version: 5 updated: 2014/04/12 16:47:01
2618 dnl ------------
2619 dnl Look for an instance of the Berkeley hashed database.
2620 dnl
2621 dnl $1 = optional parameter, to specify install-prefix for the database.
2622 AC_DEFUN([CF_HASHED_DB],
2623 [
2624 ifelse([$1],,,[
2625 case $1 in #(vi
2626 yes|*able*) #(vi
2627     ;;
2628 *)
2629     if test -d "$1" ; then
2630         CF_ADD_INCDIR($1/include)
2631         CF_ADD_LIBDIR($1/lib)
2632         else
2633                 case "$1" in #(vi
2634                 ./*|../*|/*)
2635                         AC_MSG_WARN(no such directory $1)
2636                         ;; #(vi
2637                 *)
2638                         CF_FIND_SUB_INCDIR($1)
2639                         CF_FIND_SUB_LIBDIR($1)
2640                         ;;
2641                 esac
2642     fi
2643 esac
2644 ])
2645 AC_CHECK_HEADER(db.h,[
2646 CF_HASHED_DB_VERSION
2647 if test "$cf_cv_hashed_db_version" = unknown ; then
2648         AC_MSG_ERROR(Cannot determine version of db)
2649 else
2650         CF_HASHED_DB_LIBS
2651         if test "$cf_cv_hashed_db_libs" = unknown ; then
2652                 AC_MSG_ERROR(Cannot determine library for db)
2653         elif test "$cf_cv_hashed_db_libs" != default ; then
2654                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2655         fi
2656 fi
2657 ],[
2658         AC_MSG_ERROR(Cannot find db.h)
2659 ])
2660 ])dnl
2661 dnl ---------------------------------------------------------------------------
2662 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2663 dnl -----------------
2664 dnl Given that we have the header and version for hashed database, find the
2665 dnl library information.
2666 AC_DEFUN([CF_HASHED_DB_LIBS],
2667 [
2668 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2669 cf_cv_hashed_db_libs=unknown
2670 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2671 do
2672         cf_save_libs="$LIBS"
2673         if test -n "$cf_db_libs"; then
2674                 CF_ADD_LIB($cf_db_libs)
2675         fi
2676         CF_MSG_LOG(checking for library "$cf_db_libs")
2677         AC_TRY_LINK([
2678 $ac_includes_default
2679 #include <db.h>
2680 ],[
2681         char *path = "/tmp/foo";
2682 #ifdef DB_VERSION_MAJOR
2683 #if DB_VERSION_MAJOR >= 4
2684         DB *result = 0;
2685         db_create(&result, NULL, 0);
2686         result->open(result,
2687                 NULL,
2688                 path,
2689                 path,
2690                 DB_HASH,
2691                 DB_CREATE,
2692                 0644);
2693 #elif DB_VERSION_MAJOR >= 3
2694         DB *result = 0;
2695         db_create(&result, NULL, 0);
2696         result->open(result,
2697                 path,
2698                 path,
2699                 DB_HASH,
2700                 DB_CREATE,
2701                 0644);
2702 #elif DB_VERSION_MAJOR >= 2
2703         DB *result = 0;
2704         db_open(path,
2705                 DB_HASH,
2706                 DB_CREATE,
2707                 0644,
2708                 (DB_ENV *) 0,
2709                 (DB_INFO *) 0,
2710                 &result);
2711 #endif /* DB_VERSION_MAJOR */
2712 #else
2713         DB *result = dbopen(path,
2714                      2,
2715                      0644,
2716                      DB_HASH,
2717                      0);
2718 #endif
2719         ${cf_cv_main_return:-return}(result != 0)
2720 ],[
2721         if test -n "$cf_db_libs" ; then
2722                 cf_cv_hashed_db_libs=$cf_db_libs
2723         else
2724                 cf_cv_hashed_db_libs=default
2725         fi
2726         LIBS="$cf_save_libs"
2727         break
2728 ])
2729         LIBS="$cf_save_libs"
2730 done
2731 ])
2732 ])dnl
2733 dnl ---------------------------------------------------------------------------
2734 dnl CF_HASHED_DB_VERSION version: 4 updated: 2014/04/12 16:47:01
2735 dnl --------------------
2736 dnl Given that we have the header file for hashed database, find the version
2737 dnl information.
2738 AC_DEFUN([CF_HASHED_DB_VERSION],
2739 [
2740 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2741 cf_cv_hashed_db_version=unknown
2742
2743 for cf_db_version in 1 2 3 4 5 6
2744 do
2745         CF_MSG_LOG(checking for db version $cf_db_version)
2746         AC_TRY_COMPILE([
2747 $ac_includes_default
2748 #include <db.h>
2749
2750 #ifdef DB_VERSION_MAJOR
2751         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2752 #if $cf_db_version == DB_VERSION_MAJOR
2753         /* ok */
2754 #else
2755         make an error
2756 #endif
2757 #else
2758 #if $cf_db_version == 1
2759         /* ok: assuming this is DB 1.8.5 */
2760 #else
2761         make an error
2762 #endif
2763 #endif
2764 ],[DBT *foo = 0],[
2765         cf_cv_hashed_db_version=$cf_db_version
2766         break
2767         ])
2768 done
2769 ])
2770 ])dnl
2771 dnl ---------------------------------------------------------------------------
2772 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2773 dnl --------------
2774 dnl Construct a search-list of directories for a nonstandard header-file
2775 dnl
2776 dnl Parameters
2777 dnl     $1 = the variable to return as result
2778 dnl     $2 = the package name
2779 AC_DEFUN([CF_HEADER_PATH],
2780 [
2781 $1=
2782
2783 # collect the current set of include-directories from compiler flags
2784 cf_header_path_list=""
2785 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2786         for cf_header_path in $CPPFLAGS $CFLAGS
2787         do
2788                 case $cf_header_path in #(vi
2789                 -I*)
2790                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2791                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2792                         cf_header_path_list="$cf_header_path_list [$]$1"
2793                         ;;
2794                 esac
2795         done
2796 fi
2797
2798 # add the variations for the package we are looking for
2799 CF_SUBDIR_PATH($1,$2,include)
2800
2801 test "$includedir" != NONE && \
2802 test "$includedir" != "/usr/include" && \
2803 test -d "$includedir" && {
2804         test -d $includedir &&    $1="[$]$1 $includedir"
2805         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2806 }
2807
2808 test "$oldincludedir" != NONE && \
2809 test "$oldincludedir" != "/usr/include" && \
2810 test -d "$oldincludedir" && {
2811         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2812         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2813 }
2814
2815 $1="[$]$1 $cf_header_path_list"
2816 ])dnl
2817 dnl ---------------------------------------------------------------------------
2818 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2819 dnl ---------------
2820 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2821 AC_DEFUN([CF_HELP_MESSAGE],
2822 [AC_DIVERT_HELP([$1])dnl
2823 ])dnl
2824 dnl ---------------------------------------------------------------------------
2825 dnl CF_INCLUDE_DIRS version: 8 updated: 2013/10/12 16:45:09
2826 dnl ---------------
2827 dnl Construct the list of include-options according to whether we're building
2828 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2829 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2830 dnl since that usually breaks gcc's shadow-includes.
2831 AC_DEFUN([CF_INCLUDE_DIRS],
2832 [
2833 if test "$GCC" != yes; then
2834         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2835 elif test "$includedir" != "/usr/include"; then
2836         if test "$includedir" = '${prefix}/include' ; then
2837                 if test x$prefix != x/usr ; then
2838                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2839                 fi
2840         else
2841                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2842         fi
2843 fi
2844 if test "$srcdir" != "."; then
2845         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2846 fi
2847 CPPFLAGS="-I. -I../include $CPPFLAGS"
2848 AC_SUBST(CPPFLAGS)
2849 ])dnl
2850 dnl ---------------------------------------------------------------------------
2851 dnl CF_INTEL_COMPILER version: 6 updated: 2014/03/17 13:13:07
2852 dnl -----------------
2853 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2854 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2855 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2856 dnl
2857 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2858 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2859 dnl the wrappers for gcc and g++ warnings.
2860 dnl
2861 dnl $1 = GCC (default) or GXX
2862 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2863 dnl $3 = CFLAGS (default) or CXXFLAGS
2864 AC_DEFUN([CF_INTEL_COMPILER],[
2865 AC_REQUIRE([AC_CANONICAL_HOST])
2866 ifelse([$2],,INTEL_COMPILER,[$2])=no
2867
2868 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2869         case $host_os in
2870         linux*|gnu*)
2871                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2872                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2873                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2874                 AC_TRY_COMPILE([],[
2875 #ifdef __INTEL_COMPILER
2876 #else
2877 make an error
2878 #endif
2879 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2880 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
2881 ],[])
2882                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2883                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2884                 ;;
2885         esac
2886 fi
2887 ])dnl
2888 dnl ---------------------------------------------------------------------------
2889 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2890 dnl ----------
2891 dnl Check if we have either a function or macro for 'isascii()'.
2892 AC_DEFUN([CF_ISASCII],
2893 [
2894 AC_MSG_CHECKING(for isascii)
2895 AC_CACHE_VAL(cf_cv_have_isascii,[
2896         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2897         [cf_cv_have_isascii=yes],
2898         [cf_cv_have_isascii=no])
2899 ])dnl
2900 AC_MSG_RESULT($cf_cv_have_isascii)
2901 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2902 ])dnl
2903 dnl ---------------------------------------------------------------------------
2904 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2905 dnl ------------
2906 dnl Add checks for large file support.
2907 AC_DEFUN([CF_LARGEFILE],[
2908 ifdef([AC_FUNC_FSEEKO],[
2909     AC_SYS_LARGEFILE
2910     if test "$enable_largefile" != no ; then
2911         AC_FUNC_FSEEKO
2912
2913         # Normally we would collect these definitions in the config.h,
2914         # but (like _XOPEN_SOURCE), some environments rely on having these
2915         # defined before any of the system headers are included.  Another
2916         # case comes up with C++, e.g., on AIX the compiler compiles the
2917         # header files by themselves before looking at the body files it is
2918         # told to compile.  For ncurses, those header files do not include
2919         # the config.h
2920         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2921         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2922         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2923
2924         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2925                 AC_TRY_COMPILE([
2926 #include <sys/types.h>
2927 #include <dirent.h>
2928                 ],[
2929                 /* if transitional largefile support is setup, this is true */
2930                 extern struct dirent64 * readdir(DIR *);
2931                 struct dirent64 *x = readdir((DIR *)0);
2932                 struct dirent *y = readdir((DIR *)0);
2933                 int z = x - y;
2934                 ],
2935                 [cf_cv_struct_dirent64=yes],
2936                 [cf_cv_struct_dirent64=no])
2937         ])
2938         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2939     fi
2940 ])
2941 ])
2942 dnl ---------------------------------------------------------------------------
2943 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2944 dnl -----------------
2945 dnl Check for compiler/linker flags used to temporarily force usage of static
2946 dnl libraries.  This depends on the compiler and platform.  Use this to help
2947 dnl ensure that the linker picks up a given library based on its position in
2948 dnl the list of linker options and libraries.
2949 AC_DEFUN([CF_LDFLAGS_STATIC],[
2950
2951 if test "$GCC" = yes ; then
2952         case $cf_cv_system_name in #(
2953         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2954                 LDFLAGS_STATIC=
2955                 LDFLAGS_SHARED=
2956                 ;;
2957     *)  #( normally, except when broken
2958         LDFLAGS_STATIC=-static
2959         LDFLAGS_SHARED=-dynamic
2960         ;;
2961     esac
2962 else
2963         case $cf_cv_system_name in #(
2964         aix[[4-7]]*)    #( from ld manpage
2965                 LDFLAGS_STATIC=-bstatic
2966                 LDFLAGS_SHARED=-bdynamic
2967                 ;;
2968         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2969                 # We could also use just "archive" and "shared".
2970                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2971                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2972                 ;;
2973         irix*)          #( from ld manpage IRIX64
2974                 LDFLAGS_STATIC=-Bstatic
2975                 LDFLAGS_SHARED=-Bdynamic
2976                 ;;
2977         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2978                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2979                 LDFLAGS_STATIC=-noso
2980                 LDFLAGS_SHARED=-so_archive
2981                 ;;
2982         solaris2*)
2983                 LDFLAGS_STATIC=-Bstatic
2984                 LDFLAGS_SHARED=-Bdynamic
2985                 ;;
2986         esac
2987 fi
2988
2989 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2990 then
2991         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2992
2993         rm -f libconftest.a
2994         cat >conftest.$ac_ext <<EOF
2995 #line __oline__ "configure"
2996 #include <stdio.h>
2997 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2998 EOF
2999         if AC_TRY_EVAL(ac_compile) ; then
3000                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
3001                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
3002         fi
3003         rm -f conftest.*
3004
3005         cf_save_LIBS="$LIBS"
3006
3007         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
3008         AC_TRY_LINK([
3009 #line __oline__ "configure"
3010 #include <stdio.h>
3011 int cf_ldflags_static(FILE *fp);
3012 ],[
3013         return cf_ldflags_static(stdin);
3014 ],[
3015         # some linkers simply ignore the -dynamic
3016         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
3017         *static*) # (vi
3018                 cf_ldflags_static=no
3019                 ;;
3020         *)
3021                 cf_ldflags_static=yes
3022                 ;;
3023         esac
3024 ],[cf_ldflags_static=no])
3025
3026         rm -f libconftest.*
3027         LIBS="$cf_save_LIBS"
3028
3029         AC_MSG_RESULT($cf_ldflags_static)
3030
3031         if test $cf_ldflags_static != yes
3032         then
3033                 LDFLAGS_STATIC=
3034                 LDFLAGS_SHARED=
3035         fi
3036 else
3037         LDFLAGS_STATIC=
3038         LDFLAGS_SHARED=
3039 fi
3040
3041 AC_SUBST(LDFLAGS_STATIC)
3042 AC_SUBST(LDFLAGS_SHARED)
3043 ])
3044 dnl ---------------------------------------------------------------------------
3045 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3046 dnl ---------------
3047 dnl For the given system and compiler, find the compiler flags to pass to the
3048 dnl loader to use the "rpath" feature.
3049 AC_DEFUN([CF_LD_RPATH_OPT],
3050 [
3051 AC_REQUIRE([CF_CHECK_CACHE])
3052
3053 LD_RPATH_OPT=
3054 AC_MSG_CHECKING(for an rpath option)
3055 case $cf_cv_system_name in #(vi
3056 irix*) #(vi
3057         if test "$GCC" = yes; then
3058                 LD_RPATH_OPT="-Wl,-rpath,"
3059         else
3060                 LD_RPATH_OPT="-rpath "
3061         fi
3062         ;;
3063 linux*|gnu*|k*bsd*-gnu) #(vi
3064         LD_RPATH_OPT="-Wl,-rpath,"
3065         ;;
3066 openbsd[[2-9]].*|mirbsd*) #(vi
3067         LD_RPATH_OPT="-Wl,-rpath,"
3068         ;;
3069 dragonfly*|freebsd*) #(vi
3070         LD_RPATH_OPT="-rpath "
3071         ;;
3072 netbsd*) #(vi
3073         LD_RPATH_OPT="-Wl,-rpath,"
3074         ;;
3075 osf*|mls+*) #(vi
3076         LD_RPATH_OPT="-rpath "
3077         ;;
3078 solaris2*) #(vi
3079         LD_RPATH_OPT="-R"
3080         ;;
3081 *)
3082         ;;
3083 esac
3084 AC_MSG_RESULT($LD_RPATH_OPT)
3085
3086 case "x$LD_RPATH_OPT" in #(vi
3087 x-R*)
3088         AC_MSG_CHECKING(if we need a space after rpath option)
3089         cf_save_LIBS="$LIBS"
3090         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3091         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3092         LIBS="$cf_save_LIBS"
3093         AC_MSG_RESULT($cf_rpath_space)
3094         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3095         ;;
3096 esac
3097 ])dnl
3098 dnl ---------------------------------------------------------------------------
3099 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3100 dnl ---------------
3101 dnl Construct a search-list of directories for a nonstandard library-file
3102 dnl
3103 dnl Parameters
3104 dnl     $1 = the variable to return as result
3105 dnl     $2 = the package name
3106 AC_DEFUN([CF_LIBRARY_PATH],
3107 [
3108 $1=
3109 cf_library_path_list=""
3110 if test -n "${LDFLAGS}${LIBS}" ; then
3111         for cf_library_path in $LDFLAGS $LIBS
3112         do
3113                 case $cf_library_path in #(vi
3114                 -L*)
3115                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3116                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3117                         cf_library_path_list="$cf_library_path_list [$]$1"
3118                         ;;
3119                 esac
3120         done
3121 fi
3122
3123 CF_SUBDIR_PATH($1,$2,lib)
3124
3125 $1="$cf_library_path_list [$]$1"
3126 ])dnl
3127 dnl ---------------------------------------------------------------------------
3128 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3129 dnl ------------------
3130 AC_DEFUN([CF_LIBTOOL_VERSION],[
3131 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3132 then
3133         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3134 else
3135         cf_cv_libtool_version=
3136 fi
3137 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3138 ])dnl
3139 dnl ---------------------------------------------------------------------------
3140 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3141 dnl -------------
3142 dnl Compute the library-prefix for the given host system
3143 dnl $1 = variable to set
3144 define([CF_LIB_PREFIX],
3145 [
3146         case $cf_cv_system_name in #(vi
3147         OS/2*|os2*) #(vi
3148         LIB_PREFIX=''
3149         ;;
3150         *)      LIB_PREFIX='lib'
3151         ;;
3152         esac
3153 ifelse($1,,,[$1=$LIB_PREFIX])
3154         AC_SUBST(LIB_PREFIX)
3155 ])dnl
3156 dnl ---------------------------------------------------------------------------
3157 dnl CF_LIB_RULES version: 74 updated: 2013/09/07 13:54:05
3158 dnl ------------
3159 dnl Append definitions and rules for the given models to the subdirectory
3160 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3161 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3162 dnl the corresponding makefile to list the models that we'll generate.
3163 dnl
3164 dnl For shared libraries, make a list of symbolic links to construct when
3165 dnl generating each library.  The convention used for Linux is the simplest
3166 dnl one:
3167 dnl     lib<name>.so    ->
3168 dnl     lib<name>.so.<major>    ->
3169 dnl     lib<name>.so.<maj>.<minor>
3170 dnl
3171 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3172 AC_DEFUN([CF_LIB_RULES],
3173 [
3174 cf_prefix=$LIB_PREFIX
3175 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3176
3177 case $cf_cv_shlib_version in #(vi
3178 cygdll|msysdll|mingw)
3179         TINFO_NAME=$TINFO_ARG_SUFFIX
3180         TINFO_SUFFIX=.dll
3181         ;;
3182 esac
3183
3184 if test -n "$TINFO_SUFFIX" ; then
3185         case $TINFO_SUFFIX in
3186         tw*)
3187                 TINFO_NAME="${TINFO_NAME}tw"
3188                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3189                 ;;
3190         t*)
3191                 TINFO_NAME="${TINFO_NAME}t"
3192                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3193                 ;;
3194         w*)
3195                 TINFO_NAME="${TINFO_NAME}w"
3196                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3197                 ;;
3198         esac
3199 fi
3200
3201 for cf_dir in $SRC_SUBDIRS
3202 do
3203         if test ! -d $srcdir/$cf_dir ; then
3204                 continue
3205         elif test -f $srcdir/$cf_dir/modules; then
3206
3207                 SHARED_LIB=
3208                 Libs_To_Make=
3209                 for cf_item in $cf_LIST_MODELS
3210                 do
3211                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3212                         cf_libname=$cf_dir
3213                         test "$cf_dir" = c++ && cf_libname=ncurses++
3214                         if test $cf_item = shared ; then
3215                                 if test -n "${LIB_SUFFIX}"
3216                                 then
3217                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3218                                 else
3219                                         cf_shared_suffix="$cf_suffix"
3220                                 fi
3221                                 if test "$cf_cv_do_symlinks" = yes ; then
3222                                         cf_version_name=
3223
3224                                         case "$cf_cv_shlib_version" in #(vi
3225                                         rel) #(vi
3226                                                 cf_version_name=REL_VERSION
3227                                                 ;;
3228                                         abi)
3229                                                 cf_version_name=ABI_VERSION
3230                                                 ;;
3231                                         esac
3232
3233                                         if test -n "$cf_version_name"
3234                                         then
3235                                                 case "$cf_cv_system_name" in #(vi
3236                                                 darwin*)
3237                                                         # "w", etc?
3238                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3239                                                         ;; #(vi
3240                                                 *)
3241                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3242                                                         ;;
3243                                                 esac
3244                                         fi
3245                                         if test -n "${LIB_SUFFIX}"
3246                                         then
3247                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3248                                         else
3249                                                 cf_shared_suffix="$cf_suffix"
3250                                         fi
3251                                 fi
3252                                 # cygwin needs import library, and has unique naming convention
3253                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3254                                 # use 'cyg' prefix for shared lib.
3255                                 case $cf_cv_shlib_version in #(vi
3256                                 cygdll) #(vi
3257                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3258                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3259                                         continue
3260                                         ;;
3261                                 msysdll) #(vi
3262                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3263                                         Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
3264                                         continue
3265                                         ;;
3266                                 mingw)
3267                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3268                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3269                                         continue
3270                                         ;;
3271                                 esac
3272                         fi
3273                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3274                 done
3275
3276                 if test $cf_dir = ncurses ; then
3277                         cf_subsets="$LIB_SUBSETS"
3278                         cf_r_parts="$cf_subsets"
3279                         cf_liblist="$Libs_To_Make"
3280
3281                         while test -n "$cf_r_parts"
3282                         do
3283                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3284                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3285                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3286                                         cf_item=
3287                                         case $cf_l_parts in #(vi
3288                                         *termlib*) #(vi
3289                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3290                                                 ;;
3291                                         *ticlib*)
3292                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3293                                                 ;;
3294                                         *)
3295                                                 break
3296                                                 ;;
3297                                         esac
3298                                         if test -n "$cf_item"; then
3299                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3300                                         fi
3301                                 else
3302                                         break
3303                                 fi
3304                         done
3305                 else
3306                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3307                 fi
3308
3309                 if test $cf_dir = c++; then
3310                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3311                                 cf_list=
3312                                 for cf_item in $Libs_To_Make
3313                                 do
3314                                         case $cf_item in
3315                                         *.a)
3316                                                 ;;
3317                                         *)
3318                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3319                                                 ;;
3320                                         esac
3321                                         for cf_test in $cf_list
3322                                         do
3323                                                 if test "$cf_test" = "$cf_item"
3324                                                 then
3325                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3326                                                         cf_item=
3327                                                         break
3328                                                 fi
3329                                         done
3330                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3331                                 done
3332                                 Libs_To_Make="$cf_list"
3333                         fi
3334                 fi
3335
3336                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3337                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3338                         $cf_dir/Makefile >$cf_dir/Makefile.out
3339                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3340
3341                 $AWK -f $srcdir/mk-0th.awk \
3342                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3343                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3344
3345                 for cf_subset in $cf_subsets
3346                 do
3347                         cf_subdirs=
3348                         for cf_item in $cf_LIST_MODELS
3349                         do
3350
3351                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3352                         CF_UPPER(cf_ITEM,$cf_item)
3353
3354                         CXX_MODEL=$cf_ITEM
3355                         if test "$CXX_MODEL" = SHARED; then
3356                                 case $cf_cv_shlib_version in #(vi
3357                                 cygdll|msysdll|mingw) #(vi
3358                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3359                                         with_shared_cxx=yes
3360                                         ;;
3361                                 *)
3362                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3363                                         ;;
3364                                 esac
3365                         fi
3366
3367                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3368                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3369
3370                         # Test for case where we build libtinfo with a different name.
3371                         cf_libname=$cf_dir
3372                         if test $cf_dir = ncurses ; then
3373                                 case $cf_subset in
3374                                 *base*)
3375                                         cf_libname=${cf_libname}$LIB_SUFFIX
3376                                         ;;
3377                                 *termlib*)
3378                                         cf_libname=$TINFO_LIB_SUFFIX
3379                                         ;;
3380                                 ticlib*)
3381                                         cf_libname=$TICS_LIB_SUFFIX
3382                                         ;;
3383                                 esac
3384                         elif test $cf_dir = c++ ; then
3385                                 cf_libname=ncurses++$LIB_SUFFIX
3386                         else
3387                                 cf_libname=${cf_libname}$LIB_SUFFIX
3388                         fi
3389                         if test -n "${DFT_ARG_SUFFIX}" ; then
3390                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3391                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3392                         fi
3393
3394                         # These dependencies really are for development, not
3395                         # builds, but they are useful in porting, too.
3396                         cf_depend="../include/ncurses_cfg.h"
3397                         if test "$srcdir" = "."; then
3398                                 cf_reldir="."
3399                         else
3400                                 cf_reldir="\${srcdir}"
3401                         fi
3402
3403                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3404                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3405                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3406                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3407                         fi
3408
3409                         cf_dir_suffix=
3410                         old_cf_suffix="$cf_suffix"
3411                         if test "$cf_cv_shlib_version_infix" = yes ; then
3412                         if test -n "$LIB_SUFFIX" ; then
3413                                 case $LIB_SUFFIX in
3414                                 tw*)
3415                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3416                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3417                                         cf_dir_suffix=tw
3418                                         ;;
3419                                 t*)
3420                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3421                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3422                                         cf_dir_suffix=t
3423                                         ;;
3424                                 w*)
3425                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3426                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3427                                         cf_dir_suffix=w
3428                                         ;;
3429                                 esac
3430                         fi
3431                         fi
3432
3433                         $AWK -f $srcdir/mk-1st.awk \
3434                                 name=${cf_libname}${cf_dir_suffix} \
3435                                 traces=$LIB_TRACING \
3436                                 MODEL=$cf_ITEM \
3437                                 CXX_MODEL=$CXX_MODEL \
3438                                 model=$cf_subdir \
3439                                 prefix=$cf_prefix \
3440                                 suffix=$cf_suffix \
3441                                 subset=$cf_subset \
3442                                 driver=$cf_cv_term_driver \
3443                                 SymLink="$LN_S" \
3444                                 TermlibRoot=$TINFO_NAME \
3445                                 TermlibSuffix=$TINFO_SUFFIX \
3446                                 ShlibVer=$cf_cv_shlib_version \
3447                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3448                                 ReLink=${cf_cv_do_relink:-no} \
3449                                 DoLinks=$cf_cv_do_symlinks \
3450                                 rmSoLocs=$cf_cv_rm_so_locs \
3451                                 ldconfig="$LDCONFIG" \
3452                                 overwrite=$WITH_OVERWRITE \
3453                                 depend="$cf_depend" \
3454                                 host="$host" \
3455                                 libtool_version="$LIBTOOL_VERSION" \
3456                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3457
3458                         cf_suffix="$old_cf_suffix"
3459
3460                         for cf_subdir2 in $cf_subdirs lib
3461                         do
3462                                 test $cf_subdir = $cf_subdir2 && break
3463                         done
3464                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3465                         $AWK -f $srcdir/mk-2nd.awk \
3466                                 name=$cf_dir \
3467                                 traces=$LIB_TRACING \
3468                                 MODEL=$cf_ITEM \
3469                                 model=$cf_subdir \
3470                                 subset=$cf_subset \
3471                                 srcdir=$srcdir \
3472                                 echo=$WITH_ECHO \
3473                                 crenames=$cf_cv_prog_CC_c_o \
3474                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3475                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3476                         cf_subdirs="$cf_subdirs $cf_subdir"
3477                         done
3478                 done
3479         fi
3480
3481         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3482 done
3483
3484 for cf_dir in $SRC_SUBDIRS
3485 do
3486         if test ! -d $srcdir/$cf_dir ; then
3487                 continue
3488         fi
3489
3490         if test -f $cf_dir/Makefile ; then
3491                 case "$cf_dir" in
3492                 Ada95) #(vi
3493                         echo 'libs \' >> Makefile
3494                         echo 'install.libs \' >> Makefile
3495                         echo 'uninstall.libs ::' >> Makefile
3496                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3497                         ;;
3498                 esac
3499         fi
3500
3501         if test -f $srcdir/$cf_dir/modules; then
3502                 echo >> Makefile
3503                 if test -f $srcdir/$cf_dir/headers; then
3504 cat >> Makefile <<CF_EOF
3505 install.includes \\
3506 uninstall.includes \\
3507 CF_EOF
3508                 fi
3509 if test "$cf_dir" != "c++" ; then
3510 echo 'lint \' >> Makefile
3511 fi
3512 cat >> Makefile <<CF_EOF
3513 libs \\
3514 lintlib \\
3515 install.libs \\
3516 uninstall.libs \\
3517 install.$cf_dir \\
3518 uninstall.$cf_dir ::
3519         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3520 CF_EOF
3521         elif test -f $srcdir/$cf_dir/headers; then
3522 cat >> Makefile <<CF_EOF
3523
3524 libs \\
3525 install.libs \\
3526 uninstall.libs \\
3527 install.includes \\
3528 uninstall.includes ::
3529         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3530 CF_EOF
3531 fi
3532 done
3533
3534 if test "x$cf_with_db_install" = xyes; then
3535 cat >> Makefile <<CF_EOF
3536
3537 install.libs uninstall.libs \\
3538 install.data uninstall.data ::
3539 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3540 CF_EOF
3541 fi
3542
3543 if test "x$cf_with_manpages" = xyes; then
3544 cat >> Makefile <<CF_EOF
3545
3546 install.man \\
3547 uninstall.man ::
3548         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3549 CF_EOF
3550 fi
3551
3552 cat >> Makefile <<CF_EOF
3553
3554 distclean ::
3555         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3556         rm -f headers.sh headers.sed mk_shared_lib.sh
3557         rm -f edit_man.* man_alias.*
3558         rm -rf \${DIRS_TO_MAKE}
3559 CF_EOF
3560
3561 # Special case: tack's manpage lives in its own directory.
3562 if test "x$cf_with_manpages" = xyes; then
3563 if test -d tack ; then
3564 if test -f $srcdir/$tack.h; then
3565 cat >> Makefile <<CF_EOF
3566
3567 install.man \\
3568 uninstall.man ::
3569         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3570 CF_EOF
3571 fi
3572 fi
3573 fi
3574
3575 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3576 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3577 dnl anything, and will make it more standardized.  It's awkward to decide this
3578 dnl at configuration because of quoting, so we'll simply make all headers
3579 dnl installed via a script that can do the right thing.
3580
3581 rm -f headers.sed headers.sh
3582
3583 dnl ( generating this script makes the makefiles a little tidier :-)
3584 echo creating headers.sh
3585 cat >headers.sh <<CF_EOF
3586 #! /bin/sh
3587 # This shell script is generated by the 'configure' script.  It is invoked in a
3588 # subdirectory of the build tree.  It generates a sed-script in the parent
3589 # directory that is used to adjust includes for header files that reside in a
3590 # subdirectory of /usr/include, etc.
3591 PRG=""
3592 while test \[$]# != 3
3593 do
3594 PRG="\$PRG \[$]1"; shift
3595 done
3596 DST=\[$]1
3597 REF=\[$]2
3598 SRC=\[$]3
3599 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3600 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3601 echo installing \$SRC in \$DST
3602 CF_EOF
3603
3604 if test $WITH_CURSES_H = yes; then
3605         cat >>headers.sh <<CF_EOF
3606 case \$DST in
3607 /*/include/*)
3608         END=\`basename \$DST\`
3609         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3610         do
3611                 NAME=\`basename \$i\`
3612                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3613         done
3614         ;;
3615 *)
3616         echo "" >> \$TMPSED
3617         ;;
3618 esac
3619 CF_EOF
3620
3621 else
3622         cat >>headers.sh <<CF_EOF
3623 case \$DST in
3624 /*/include/*)
3625         END=\`basename \$DST\`
3626         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3627         do
3628                 NAME=\`basename \$i\`
3629                 if test "\$NAME" = "curses.h"
3630                 then
3631                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3632                         NAME=ncurses.h
3633                 fi
3634                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3635         done
3636         ;;
3637 *)
3638         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3639         ;;
3640 esac
3641 CF_EOF
3642 fi
3643 cat >>headers.sh <<CF_EOF
3644 rm -f \$TMPSRC
3645 sed -f \$TMPSED \$SRC > \$TMPSRC
3646 NAME=\`basename \$SRC\`
3647 CF_EOF
3648 if test $WITH_CURSES_H != yes; then
3649         cat >>headers.sh <<CF_EOF
3650 test "\$NAME" = "curses.h" && NAME=ncurses.h
3651 CF_EOF
3652 fi
3653 cat >>headers.sh <<CF_EOF
3654 # Just in case someone gzip'd manpages, remove the conflicting copy.
3655 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3656
3657 eval \$PRG \$TMPSRC \$DST/\$NAME
3658 rm -f \$TMPSRC \$TMPSED
3659 CF_EOF
3660
3661 chmod 0755 headers.sh
3662
3663 for cf_dir in $SRC_SUBDIRS
3664 do
3665         if test ! -d $srcdir/$cf_dir ; then
3666                 continue
3667         fi
3668
3669         if test -f $srcdir/$cf_dir/headers; then
3670                 $AWK -f $srcdir/mk-hdr.awk \
3671                         subset="$LIB_SUBSETS" \
3672                         compat="$WITH_CURSES_H" \
3673                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3674         fi
3675
3676         if test -f $srcdir/$cf_dir/modules; then
3677                 if test "$cf_dir" != "c++" ; then
3678                         cat >>$cf_dir/Makefile <<"CF_EOF"
3679 depend : ${AUTO_SRC}
3680         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3681
3682 # DO NOT DELETE THIS LINE -- make depend depends on it.
3683 CF_EOF
3684                 fi
3685         fi
3686 done
3687 AC_SUBST(Libs_To_Make)
3688 ])dnl
3689 dnl ---------------------------------------------------------------------------
3690 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3691 dnl -------------
3692 dnl Find the and soname for the given shared library.  Set the cache variable
3693 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3694 dnl variable to "unknown".
3695 dnl
3696 dnl $1 = headers
3697 dnl $2 = code
3698 dnl $3 = library name
3699 AC_DEFUN([CF_LIB_SONAME],
3700 [
3701 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3702
3703 cf_cv_$3_soname=unknown
3704 if test "$cross_compiling" != yes ; then
3705 cat >conftest.$ac_ext <<CF_EOF
3706 $1
3707 int main()
3708 {
3709 $2
3710         ${cf_cv_main_return:-return}(0);
3711 }
3712 CF_EOF
3713 cf_save_LIBS="$LIBS"
3714         CF_ADD_LIB($3)
3715         if AC_TRY_EVAL(ac_compile) ; then
3716                 if AC_TRY_EVAL(ac_link) ; then
3717                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3718                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3719                 fi
3720         fi
3721 rm -rf conftest*
3722 LIBS="$cf_save_LIBS"
3723 fi
3724 ])
3725 ])
3726 dnl ---------------------------------------------------------------------------
3727 dnl CF_LIB_SUFFIX version: 23 updated: 2014/06/21 17:47:12
3728 dnl -------------
3729 dnl Compute the library file-suffix from the given model name
3730 dnl $1 = model name
3731 dnl $2 = variable to set (the nominal library suffix)
3732 dnl $3 = dependency variable to set (actual filename)
3733 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3734 AC_DEFUN([CF_LIB_SUFFIX],
3735 [
3736         case X$1 in #(vi
3737         Xlibtool) #(vi
3738                 $2='.la'
3739                 $3=[$]$2
3740                 ;;
3741         Xdebug) #(vi
3742                 $2='_g.a'
3743                 $3=[$]$2
3744                 ;;
3745         Xprofile) #(vi
3746                 $2='_p.a'
3747                 $3=[$]$2
3748                 ;;
3749         Xshared) #(vi
3750                 case $cf_cv_system_name in
3751                 aix[[5-7]]*) #(vi
3752                         $2='.so'
3753                         $3=[$]$2
3754                         ;;
3755                 cygwin*|msys*|mingw*) #(vi
3756                         $2='.dll'
3757                         $3='.dll.a'
3758                         ;;
3759                 darwin*) #(vi
3760                         $2='.dylib'
3761                         $3=[$]$2
3762                         ;;
3763                 hpux*) #(vi
3764                         case $target in
3765                         ia64*) #(vi
3766                                 $2='.so'
3767                                 $3=[$]$2
3768                                 ;;
3769                         *) #(vi
3770                                 $2='.sl'
3771                                 $3=[$]$2
3772                                 ;;
3773                         esac
3774                         ;;
3775                 *) #(vi
3776                         $2='.so'
3777                         $3=[$]$2
3778                         ;;
3779                 esac
3780                 ;;
3781         *)
3782                 $2='.a'
3783                 $3=[$]$2
3784                 ;;
3785         esac
3786         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3787         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3788 ])dnl
3789 dnl ---------------------------------------------------------------------------
3790 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3791 dnl -----------
3792 dnl Compute the string to append to -library from the given model name
3793 dnl $1 = model name
3794 dnl $2 = variable to set
3795 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3796 AC_DEFUN([CF_LIB_TYPE],
3797 [
3798         case $1 in
3799         libtool) $2=''   ;;
3800         normal)  $2=''   ;;
3801         debug)   $2='_g' ;;
3802         profile) $2='_p' ;;
3803         shared)  $2=''   ;;
3804         esac
3805         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3806 ])dnl
3807 dnl ---------------------------------------------------------------------------
3808 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
3809 dnl ----------------
3810 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3811 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3812 dnl have to provide wrappers for global tables to ensure they're linked
3813 dnl properly.
3814 AC_DEFUN([CF_LINK_DATAONLY],
3815 [
3816 AC_MSG_CHECKING([if data-only library module links])
3817 AC_CACHE_VAL(cf_cv_link_dataonly,[
3818         rm -f conftest.a
3819         cat >conftest.$ac_ext <<EOF
3820 #line __oline__ "configure"
3821 int     testdata[[3]] = { 123, 456, 789 };
3822 EOF
3823         if AC_TRY_EVAL(ac_compile) ; then
3824                 mv conftest.o data.o && \
3825                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3826         fi
3827         rm -f conftest.$ac_ext data.o
3828         cat >conftest.$ac_ext <<EOF
3829 #line __oline__ "configure"
3830 int     testfunc()
3831 {
3832 #if defined(NeXT)
3833         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3834 #else
3835         extern int testdata[[3]];
3836         return testdata[[0]] == 123
3837            &&  testdata[[1]] == 456
3838            &&  testdata[[2]] == 789;
3839 #endif
3840 }
3841 EOF
3842         if AC_TRY_EVAL(ac_compile); then
3843                 mv conftest.o func.o && \
3844                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3845         fi
3846         rm -f conftest.$ac_ext func.o
3847         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3848         cf_saveLIBS="$LIBS"
3849         LIBS="conftest.a $LIBS"
3850         AC_TRY_RUN([
3851         int main()
3852         {
3853                 extern int testfunc();
3854                 ${cf_cv_main_return:-return} (!testfunc());
3855         }
3856         ],
3857         [cf_cv_link_dataonly=yes],
3858         [cf_cv_link_dataonly=no],
3859         [cf_cv_link_dataonly=unknown])
3860         LIBS="$cf_saveLIBS"
3861         ])
3862 AC_MSG_RESULT($cf_cv_link_dataonly)
3863
3864 if test "$cf_cv_link_dataonly" = no ; then
3865         AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
3866         BROKEN_LINKER=1
3867 fi
3868
3869 ])dnl
3870 dnl ---------------------------------------------------------------------------
3871 dnl CF_LINK_FUNCS version: 8 updated: 2012/10/06 17:56:13
3872 dnl -------------
3873 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3874 dnl A few non-Unix systems implement symlink, but not link.
3875 dnl A few non-systems implement neither (or have nonfunctional versions).
3876 AC_DEFUN([CF_LINK_FUNCS],
3877 [
3878 AC_CHECK_FUNCS( \
3879         remove \
3880         unlink )
3881
3882 if test "$cross_compiling" = yes ; then
3883         AC_CHECK_FUNCS( \
3884                 link \
3885                 symlink )
3886 else
3887         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3888                 cf_cv_link_funcs=
3889                 for cf_func in link symlink ; do
3890                         AC_TRY_RUN([
3891 #include <sys/types.h>
3892 #include <sys/stat.h>
3893 #ifdef HAVE_UNISTD_H
3894 #include <unistd.h>
3895 #endif
3896 int main()
3897 {
3898         int fail = 0;
3899         char *src = "config.log";
3900         char *dst = "conftest.chk";
3901         struct stat src_sb;
3902         struct stat dst_sb;
3903
3904         stat(src, &src_sb);
3905         fail = ($cf_func("config.log", "conftest.chk") < 0)
3906             || (stat(dst, &dst_sb) < 0)
3907             || (dst_sb.st_mtime != src_sb.st_mtime);
3908 #ifdef HAVE_UNLINK
3909         unlink(dst);
3910 #else
3911         remove(dst);
3912 #endif
3913         ${cf_cv_main_return:-return} (fail);
3914 }
3915                         ],[
3916                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3917                         eval 'ac_cv_func_'$cf_func'=yes'],[
3918                         eval 'ac_cv_func_'$cf_func'=no'],[
3919                         eval 'ac_cv_func_'$cf_func'=error'])
3920                 done
3921                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3922         ])
3923         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK,1,[Define to 1 if we have link() function])
3924         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK,1,[Define to 1 if we have symlink() function])
3925 fi
3926 ])dnl
3927 dnl ---------------------------------------------------------------------------
3928 dnl CF_MAKEFLAGS version: 15 updated: 2014/05/10 16:43:23
3929 dnl ------------
3930 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3931 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3932 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3933 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3934 AC_DEFUN([CF_MAKEFLAGS],
3935 [
3936 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3937         cf_cv_makeflags=''
3938         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3939         do
3940                 cat >cf_makeflags.tmp <<CF_EOF
3941 SHELL = /bin/sh
3942 all :
3943         @ echo '.$cf_option'
3944 CF_EOF
3945                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3946                 case "$cf_result" in
3947                 .*k|.*kw)
3948                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3949                         case "$cf_result" in
3950                         .*CC=*) cf_cv_makeflags=
3951                                 ;;
3952                         *)      cf_cv_makeflags=$cf_option
3953                                 ;;
3954                         esac
3955                         break
3956                         ;;
3957                 .-)     ;;
3958                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3959                         ;;
3960                 esac
3961         done
3962         rm -f cf_makeflags.tmp
3963 ])
3964
3965 AC_SUBST(cf_cv_makeflags)
3966 ])dnl
3967 dnl ---------------------------------------------------------------------------
3968 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3969 dnl ------------
3970 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3971 dnl a monocase filesystem.
3972 AC_DEFUN([CF_MAKE_TAGS],[
3973 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3974
3975 AC_CHECK_PROGS(CTAGS, exctags ctags)
3976 AC_CHECK_PROGS(ETAGS, exetags etags)
3977
3978 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3979
3980 if test "$cf_cv_mixedcase" = yes ; then
3981         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3982 else
3983         MAKE_UPPER_TAGS=no
3984 fi
3985
3986 if test "$MAKE_UPPER_TAGS" = yes ; then
3987         MAKE_UPPER_TAGS=
3988 else
3989         MAKE_UPPER_TAGS="#"
3990 fi
3991
3992 if test "$MAKE_LOWER_TAGS" = yes ; then
3993         MAKE_LOWER_TAGS=
3994 else
3995         MAKE_LOWER_TAGS="#"
3996 fi
3997
3998 AC_SUBST(CTAGS)
3999 AC_SUBST(ETAGS)
4000
4001 AC_SUBST(MAKE_UPPER_TAGS)
4002 AC_SUBST(MAKE_LOWER_TAGS)
4003 ])dnl
4004 dnl ---------------------------------------------------------------------------
4005 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
4006 dnl -----------------
4007 dnl Option to allow user to override automatic configuration of manpage format.
4008 dnl There are several special cases:
4009 dnl
4010 dnl     gzip - man checks for, can display gzip'd files
4011 dnl     compress - man checks for, can display compressed files
4012 dnl     BSDI - files in the cat-directories are suffixed ".0"
4013 dnl     formatted - installer should format (put files in cat-directory)
4014 dnl     catonly - installer should only format, e.g., for a turnkey system.
4015 dnl
4016 dnl There are other configurations which this macro does not test, e.g., HPUX's
4017 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
4018 dnl convention would not match our use).
4019 AC_DEFUN([CF_MANPAGE_FORMAT],
4020 [
4021 AC_REQUIRE([CF_PATHSEP])
4022 AC_MSG_CHECKING(format of man-pages)
4023
4024 AC_ARG_WITH(manpage-format,
4025         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
4026                           optionally formatted/catonly, e.g., gzip,formatted],
4027         [MANPAGE_FORMAT=$withval],
4028         [MANPAGE_FORMAT=unknown])
4029
4030 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
4031 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
4032
4033 cf_unknown=
4034
4035 case $MANPAGE_FORMAT in
4036 unknown)
4037   if test -z "$MANPATH" ; then
4038     MANPATH="/usr/man:/usr/share/man"
4039   fi
4040
4041   # look for the 'date' man-page (it's most likely to be installed!)
4042   MANPAGE_FORMAT=
4043   cf_preform=no
4044   cf_catonly=yes
4045   cf_example=date
4046
4047   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
4048   for cf_dir in $MANPATH; do
4049     test -z "$cf_dir" && cf_dir=/usr/man
4050     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
4051     do
4052       cf_test=`echo $cf_name | sed -e 's/*//'`
4053       if test "x$cf_test" = "x$cf_name" ; then
4054
4055         case "$cf_name" in
4056         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
4057         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
4058         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
4059         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
4060         esac
4061
4062         case "$cf_name" in
4063         $cf_dir/man*)
4064           cf_catonly=no
4065           ;;
4066         $cf_dir/cat*)
4067           cf_preform=yes
4068           ;;
4069         esac
4070         break
4071       fi
4072
4073       # if we found a match in either man* or cat*, stop looking
4074       if test -n "$MANPAGE_FORMAT" ; then
4075         cf_found=no
4076         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
4077         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
4078         case "$cf_name" in
4079         $cf_dir/cat*)
4080           cf_found=yes
4081           ;;
4082         esac
4083         test $cf_found=yes && break
4084       fi
4085     done
4086     # only check the first directory in $MANPATH where we find manpages
4087     if test -n "$MANPAGE_FORMAT" ; then
4088        break
4089     fi
4090   done
4091   # if we did not find the example, just assume it is normal
4092   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
4093   IFS="$ac_save_ifs"
4094   ;;
4095 *)
4096   for cf_option in $MANPAGE_FORMAT; do
4097      case $cf_option in #(vi
4098      gzip|compress|BSDI|normal|formatted|catonly)
4099        ;;
4100      *)
4101        cf_unknown="$cf_unknown $cf_option"
4102        ;;
4103      esac
4104   done
4105   ;;
4106 esac
4107
4108 AC_MSG_RESULT($MANPAGE_FORMAT)
4109 if test -n "$cf_unknown" ; then
4110   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
4111 fi
4112 ])dnl
4113 dnl ---------------------------------------------------------------------------
4114 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
4115 dnl ------------------
4116 dnl The Debian people have their own naming convention for manpages.  This
4117 dnl option lets us override the name of the file containing renaming, or
4118 dnl disable it altogether.
4119 AC_DEFUN([CF_MANPAGE_RENAMES],
4120 [
4121 AC_MSG_CHECKING(for manpage renaming)
4122
4123 AC_ARG_WITH(manpage-renames,
4124         [  --with-manpage-renames  specify manpage-renaming],
4125         [MANPAGE_RENAMES=$withval],
4126         [MANPAGE_RENAMES=yes])
4127
4128 case ".$MANPAGE_RENAMES" in #(vi
4129 .no) #(vi
4130   ;;
4131 .|.yes)
4132   # Debian 'man' program?
4133   if test -f /etc/debian_version ; then
4134     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
4135   else
4136     MANPAGE_RENAMES=no
4137   fi
4138   ;;
4139 esac
4140
4141 if test "$MANPAGE_RENAMES" != no ; then
4142   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
4143     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
4144   elif test ! -f $MANPAGE_RENAMES ; then
4145     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
4146   fi
4147
4148   test ! -d man && mkdir man
4149
4150   # Construct a sed-script to perform renaming within man-pages
4151   if test -n "$MANPAGE_RENAMES" ; then
4152     test ! -d man && mkdir man
4153     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
4154   fi
4155 fi
4156
4157 AC_MSG_RESULT($MANPAGE_RENAMES)
4158 AC_SUBST(MANPAGE_RENAMES)
4159 ])dnl
4160 dnl ---------------------------------------------------------------------------
4161 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
4162 dnl -------------------
4163 dnl Some people expect each tool to make all aliases for manpages in the
4164 dnl man-directory.  This accommodates the older, less-capable implementations
4165 dnl of 'man', and is optional.
4166 AC_DEFUN([CF_MANPAGE_SYMLINKS],
4167 [
4168 AC_MSG_CHECKING(if manpage aliases will be installed)
4169
4170 AC_ARG_WITH(manpage-aliases,
4171         [  --with-manpage-aliases  specify manpage-aliases using .so],
4172         [MANPAGE_ALIASES=$withval],
4173         [MANPAGE_ALIASES=yes])
4174
4175 AC_MSG_RESULT($MANPAGE_ALIASES)
4176
4177 case "x$LN_S" in #(vi
4178 xln*) #(vi
4179         cf_use_symlinks=yes
4180         ;;
4181 *)
4182         cf_use_symlinks=no
4183         ;;
4184 esac
4185
4186 MANPAGE_SYMLINKS=no
4187 if test "$MANPAGE_ALIASES" = yes ; then
4188 AC_MSG_CHECKING(if manpage symlinks should be used)
4189
4190 AC_ARG_WITH(manpage-symlinks,
4191         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
4192         [MANPAGE_SYMLINKS=$withval],
4193         [MANPAGE_SYMLINKS=$cf_use_symlinks])
4194
4195 if test "$$cf_use_symlinks" = no; then
4196 if test "$MANPAGE_SYMLINKS" = yes ; then
4197         AC_MSG_WARN(cannot make symlinks, will use .so files)
4198         MANPAGE_SYMLINKS=no
4199 fi
4200 fi
4201
4202 AC_MSG_RESULT($MANPAGE_SYMLINKS)
4203 fi
4204
4205 ])dnl
4206 dnl ---------------------------------------------------------------------------
4207 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
4208 dnl --------------
4209 dnl This option causes manpages to be run through tbl(1) to generate tables
4210 dnl correctly.
4211 AC_DEFUN([CF_MANPAGE_TBL],
4212 [
4213 AC_MSG_CHECKING(for manpage tbl)
4214
4215 AC_ARG_WITH(manpage-tbl,
4216         [  --with-manpage-tbl      specify manpage processing with tbl],
4217         [MANPAGE_TBL=$withval],
4218         [MANPAGE_TBL=no])
4219
4220 AC_MSG_RESULT($MANPAGE_TBL)
4221 ])dnl
4222 dnl ---------------------------------------------------------------------------
4223 dnl CF_MAN_PAGES version: 43 updated: 2013/02/09 12:53:45
4224 dnl ------------
4225 dnl Try to determine if the man-pages on the system are compressed, and if
4226 dnl so, what format is used.  Use this information to construct a script that
4227 dnl will install man-pages.
4228 AC_DEFUN([CF_MAN_PAGES],
4229 [
4230 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
4231 CF_MANPAGE_FORMAT
4232 CF_MANPAGE_RENAMES
4233 CF_MANPAGE_SYMLINKS
4234 CF_MANPAGE_TBL
4235
4236   if test "$prefix" = "NONE" ; then
4237      cf_prefix="$ac_default_prefix"
4238   else
4239      cf_prefix="$prefix"
4240   fi
4241
4242   case "$MANPAGE_FORMAT" in # (vi
4243   *catonly*) # (vi
4244     cf_format=yes
4245     cf_inboth=no
4246     ;;
4247   *formatted*) # (vi
4248     cf_format=yes
4249     cf_inboth=yes
4250     ;;
4251   *)
4252     cf_format=no
4253     cf_inboth=no
4254     ;;
4255   esac
4256
4257 test ! -d man && mkdir man
4258
4259 cf_so_strip=
4260 cf_compress=
4261 case "$MANPAGE_FORMAT" in #(vi
4262 *compress*) #(vi
4263         cf_so_strip="Z"
4264         cf_compress=compress
4265   ;;
4266 *gzip*)
4267         cf_so_strip="gz"
4268         cf_compress=gzip
4269   ;;
4270 esac
4271
4272 cf_edit_man=./edit_man.sh
4273 cf_man_alias=`pwd`/man_alias.sed
4274
4275 cat >$cf_edit_man <<CF_EOF
4276 #! /bin/sh
4277 # this script is generated by the configure-script CF_MAN_PAGES macro.
4278
4279 prefix="$cf_prefix"
4280 datarootdir="$datarootdir"
4281 datadir="$datadir"
4282
4283 NCURSES_MAJOR="$NCURSES_MAJOR"
4284 NCURSES_MINOR="$NCURSES_MINOR"
4285 NCURSES_PATCH="$NCURSES_PATCH"
4286
4287 NCURSES_OSPEED="$NCURSES_OSPEED"
4288 TERMINFO="$TERMINFO"
4289
4290 INSTALL="$INSTALL"
4291 INSTALL_DATA="$INSTALL_DATA"
4292
4293 transform="$program_transform_name"
4294
4295 TMP=\${TMPDIR:=/tmp}/man\$\$
4296 trap "rm -f \$TMP" 0 1 2 5 15
4297
4298 form=\[$]1
4299 shift || exit 1
4300
4301 verb=\[$]1
4302 shift || exit 1
4303
4304 mandir=\[$]1
4305 shift || exit 1
4306
4307 srcdir=\[$]1
4308 top_srcdir=\[$]srcdir/..
4309 shift || exit 1
4310
4311 if test "\$form" = normal ; then
4312         if test "$cf_format" = yes ; then
4313         if test "$cf_inboth" = no ; then
4314                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4315                 exit $?
4316         fi
4317         fi
4318         cf_subdir=\$mandir/man
4319         cf_tables=$MANPAGE_TBL
4320 else
4321         cf_subdir=\$mandir/cat
4322         cf_tables=yes
4323 fi
4324
4325 # process the list of source-files
4326 for i in \[$]* ; do
4327 case \$i in #(vi
4328 *.orig|*.rej) ;; #(vi
4329 *.[[0-9]]*)
4330         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4331         if test \$verb = installing ; then
4332         if test ! -d \$cf_subdir\${section} ; then
4333                 mkdir -p \$cf_subdir\$section
4334         fi
4335         fi
4336
4337         # replace variables in man page
4338         if test ! -f $cf_man_alias ; then
4339 cat >>$cf_man_alias <<-CF_EOF2
4340                 s,@DATADIR@,\$datadir,g
4341                 s,@TERMINFO@,\${TERMINFO:="no default value"},g
4342                 s,@TERMINFO_DIRS@,\${TERMINFO_DIRS:="no default value"},g
4343                 s,@NCURSES_MAJOR@,\${NCURSES_MAJOR:="no default value"},g
4344                 s,@NCURSES_MINOR@,\${NCURSES_MINOR:="no default value"},g
4345                 s,@NCURSES_PATCH@,\${NCURSES_PATCH:="no default value"},g
4346                 s,@NCURSES_OSPEED@,\${NCURSES_OSPEED:="no default value"},g
4347 CF_EOF
4348         ifelse($1,,,[
4349         for cf_name in $1
4350         do
4351                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4352                 cf_name=`echo $cf_name|sed "$program_transform_name"`
4353 cat >>$cf_edit_man <<-CF_EOF
4354                 s,@$cf_NAME@,$cf_name,g
4355 CF_EOF
4356         done
4357         ])
4358 cat >>$cf_edit_man <<CF_EOF
4359 CF_EOF2
4360                 echo "...made $cf_man_alias"
4361         fi
4362
4363         aliases=
4364         cf_source=\`basename \$i\`
4365         inalias=\$cf_source
4366         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4367         if test ! -f \$inalias ; then
4368                 echo .. skipped \$cf_source
4369                 continue
4370         fi
4371 CF_EOF
4372
4373 if test "$MANPAGE_ALIASES" != no ; then
4374 cat >>$cf_edit_man <<CF_EOF
4375         nCurses=ignore.3x
4376         test $with_curses_h = yes && nCurses=ncurses.3x
4377         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4378 CF_EOF
4379 fi
4380
4381 if test "$MANPAGE_RENAMES" = no ; then
4382 cat >>$cf_edit_man <<CF_EOF
4383         # perform program transformations for section 1 man pages
4384         if test \$section = 1 ; then
4385                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4386         else
4387                 cf_target=\$cf_subdir\${section}/\$cf_source
4388         fi
4389 CF_EOF
4390 else
4391 cat >>$cf_edit_man <<CF_EOF
4392         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4393         if test -z "\$cf_target" ; then
4394                 echo '? missing rename for '\$cf_source
4395                 cf_target="\$cf_source"
4396         fi
4397         cf_target="\$cf_subdir\${section}/\${cf_target}"
4398
4399 CF_EOF
4400 fi
4401
4402 cat >>$cf_edit_man <<CF_EOF
4403         sed     -f $cf_man_alias \\
4404 CF_EOF
4405
4406 if test -f $MANPAGE_RENAMES ; then
4407 cat >>$cf_edit_man <<CF_EOF
4408                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4409 CF_EOF
4410 else
4411 cat >>$cf_edit_man <<CF_EOF
4412                 < \$i >\$TMP
4413 CF_EOF
4414 fi
4415
4416 cat >>$cf_edit_man <<CF_EOF
4417 if test \$cf_tables = yes ; then
4418         tbl \$TMP >\$TMP.out
4419         mv \$TMP.out \$TMP
4420 fi
4421 CF_EOF
4422
4423 if test $with_overwrite != yes ; then
4424 cat >>$cf_edit_man <<CF_EOF
4425         sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4426         mv \$TMP.out \$TMP
4427 CF_EOF
4428 fi
4429
4430 if test $with_curses_h != yes ; then
4431 cat >>$cf_edit_man <<CF_EOF
4432         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4433         mv \$TMP.out \$TMP
4434 CF_EOF
4435 fi
4436
4437 cat >>$cf_edit_man <<CF_EOF
4438         if test \$form = format ; then
4439                 nroff -man \$TMP >\$TMP.out
4440                 mv \$TMP.out \$TMP
4441         fi
4442 CF_EOF
4443
4444 if test -n "$cf_compress" ; then
4445 cat >>$cf_edit_man <<CF_EOF
4446         if test \$verb = installing ; then
4447         if ( $cf_compress -f \$TMP )
4448         then
4449                 mv \$TMP.$cf_so_strip \$TMP
4450         fi
4451         fi
4452         cf_target="\$cf_target.$cf_so_strip"
4453 CF_EOF
4454 fi
4455
4456 case "$MANPAGE_FORMAT" in #(vi
4457 *BSDI*)
4458 cat >>$cf_edit_man <<CF_EOF
4459         if test \$form = format ; then
4460                 # BSDI installs only .0 suffixes in the cat directories
4461                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4462         fi
4463 CF_EOF
4464   ;;
4465 esac
4466
4467 cat >>$cf_edit_man <<CF_EOF
4468         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4469         if test \$verb = installing ; then
4470                 echo \$verb \$cf_target
4471                 \$INSTALL_DATA \$TMP \$cf_target
4472                 test -d \$cf_subdir\${section} &&
4473                 test -n "\$aliases" && (
4474                         cd \$cf_subdir\${section} && (
4475                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4476                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4477                                 cf_target=\`basename \$cf_target\`
4478                                 for cf_alias in \$aliases
4479                                 do
4480                                         if test \$section = 1 ; then
4481                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4482                                         fi
4483
4484                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4485                                                 if test -f \$cf_alias\${suffix} ; then
4486                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4487                                                         then
4488                                                                 continue
4489                                                         fi
4490                                                 fi
4491                                                 echo .. \$verb alias \$cf_alias\${suffix}
4492 CF_EOF
4493 case "x$LN_S" in #(vi
4494 *-f) #(vi
4495 cat >>$cf_edit_man <<CF_EOF
4496                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4497 CF_EOF
4498         ;;
4499 *)
4500 cat >>$cf_edit_man <<CF_EOF
4501                                                 rm -f \$cf_alias\${suffix}
4502                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4503 CF_EOF
4504         ;;
4505 esac
4506 cat >>$cf_edit_man <<CF_EOF
4507                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4508                                                 echo ".so \$cf_source" >\$TMP
4509 CF_EOF
4510 if test -n "$cf_compress" ; then
4511 cat >>$cf_edit_man <<CF_EOF
4512                                                 if test -n "$cf_so_strip" ; then
4513                                                         $cf_compress -f \$TMP
4514                                                         mv \$TMP.$cf_so_strip \$TMP
4515                                                 fi
4516 CF_EOF
4517 fi
4518 cat >>$cf_edit_man <<CF_EOF
4519                                                 echo .. \$verb alias \$cf_alias\${suffix}
4520                                                 rm -f \$cf_alias\${suffix}
4521                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4522                                         fi
4523                                 done
4524                         )
4525                 )
4526         elif test \$verb = removing ; then
4527                 test -f \$cf_target && (
4528                         echo \$verb \$cf_target
4529                         rm -f \$cf_target
4530                 )
4531                 test -d \$cf_subdir\${section} &&
4532                 test -n "\$aliases" && (
4533                         cd \$cf_subdir\${section} && (
4534                                 for cf_alias in \$aliases
4535                                 do
4536                                         if test \$section = 1 ; then
4537                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4538                                         fi
4539
4540                                         echo .. \$verb alias \$cf_alias\${suffix}
4541                                         rm -f \$cf_alias\${suffix}
4542                                 done
4543                         )
4544                 )
4545         else
4546 #               echo ".hy 0"
4547                 cat \$TMP
4548         fi
4549         ;;
4550 esac
4551 done
4552
4553 if test $cf_inboth = yes ; then
4554 if test \$form != format ; then
4555         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4556 fi
4557 fi
4558
4559 exit 0
4560 CF_EOF
4561 chmod 755 $cf_edit_man
4562
4563 ])dnl
4564 dnl ---------------------------------------------------------------------------
4565 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4566 dnl -----------
4567 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4568 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4569 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4570 AC_DEFUN([CF_MATH_LIB],
4571 [
4572 AC_CACHE_CHECK(if -lm needed for math functions,
4573         cf_cv_need_libm,[
4574         AC_TRY_LINK([
4575         #include <stdio.h>
4576         #include <math.h>
4577         ],
4578         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4579         [cf_cv_need_libm=no],
4580         [cf_cv_need_libm=yes])])
4581 if test "$cf_cv_need_libm" = yes
4582 then
4583 ifelse($1,,[
4584         CF_ADD_LIB(m)
4585 ],[$1=-lm])
4586 fi
4587 ])
4588 dnl ---------------------------------------------------------------------------
4589 dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
4590 dnl ----------------------
4591 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4592 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4593 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4594 [
4595 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4596 if test "$cross_compiling" = yes ; then
4597         case $target_alias in #(vi
4598         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
4599                 cf_cv_mixedcase=no
4600                 ;;
4601         *)
4602                 cf_cv_mixedcase=yes
4603                 ;;
4604         esac
4605 else
4606         rm -f conftest CONFTEST
4607         echo test >conftest
4608         if test -f CONFTEST ; then
4609                 cf_cv_mixedcase=no
4610         else
4611                 cf_cv_mixedcase=yes
4612         fi
4613         rm -f conftest CONFTEST
4614 fi
4615 ])
4616 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
4617 ])dnl
4618 dnl ---------------------------------------------------------------------------
4619 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
4620 dnl ----------
4621 dnl Check for a working mkstemp.  This creates two files, checks that they are
4622 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4623 AC_DEFUN([CF_MKSTEMP],[
4624 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4625 rm -rf conftest*
4626 AC_TRY_RUN([
4627 #include <sys/types.h>
4628 #include <stdlib.h>
4629 #include <stdio.h>
4630 #include <string.h>
4631 #include <sys/stat.h>
4632 int main()
4633 {
4634         char *tmpl = "conftestXXXXXX";
4635         char name[2][80];
4636         int n;
4637         int result = 0;
4638         int fd;
4639         struct stat sb;
4640
4641         umask(077);
4642         for (n = 0; n < 2; ++n) {
4643                 strcpy(name[n], tmpl);
4644                 if ((fd = mkstemp(name[n])) >= 0) {
4645                         if (!strcmp(name[n], tmpl)
4646                          || stat(name[n], &sb) != 0
4647                          || (sb.st_mode & S_IFMT) != S_IFREG
4648                          || (sb.st_mode & 077) != 0) {
4649                                 result = 1;
4650                         }
4651                         close(fd);
4652                 }
4653         }
4654         if (result == 0
4655          && !strcmp(name[0], name[1]))
4656                 result = 1;
4657         ${cf_cv_main_return:-return}(result);
4658 }
4659 ],[cf_cv_func_mkstemp=yes
4660 ],[cf_cv_func_mkstemp=no
4661 ],[cf_cv_func_mkstemp=maybe])
4662 ])
4663 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
4664         AC_CHECK_FUNC(mkstemp)
4665 fi
4666 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4667         AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
4668 fi
4669 ])dnl
4670 dnl ---------------------------------------------------------------------------
4671 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4672 dnl ----------
4673 dnl Write a debug message to config.log, along with the line number in the
4674 dnl configure script.
4675 AC_DEFUN([CF_MSG_LOG],[
4676 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4677 ])dnl
4678 dnl ---------------------------------------------------------------------------
4679 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4680 dnl ----------------
4681 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4682 dnl warn about this.
4683 AC_DEFUN([CF_NCURSES_ABI_6],[
4684 if test "${with_abi_version+set}" != set; then
4685         case $cf_cv_rel_version in
4686         5.*)
4687                 cf_cv_rel_version=6.0
4688                 cf_cv_abi_version=6
4689                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4690                 ;;
4691         esac
4692 fi
4693 ])dnl
4694 dnl ---------------------------------------------------------------------------
4695 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
4696 dnl ------------------
4697 dnl see CF_WITH_NO_LEAKS
4698 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4699 AC_MSG_CHECKING(if you want to use $1 for testing)
4700 AC_ARG_WITH($1,
4701         [$2],
4702         [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
4703          $4
4704 ])
4705         : ${with_cflags:=-g}
4706         : ${with_no_leaks:=yes}
4707          with_$1=yes],
4708         [with_$1=])
4709 AC_MSG_RESULT(${with_$1:-no})
4710
4711 case .$with_cflags in #(vi
4712 .*-g*)
4713         case .$CFLAGS in #(vi
4714         .*-g*) #(vi
4715                 ;;
4716         *)
4717                 CF_ADD_CFLAGS([-g])
4718                 ;;
4719         esac
4720         ;;
4721 esac
4722 ])dnl
4723 dnl ---------------------------------------------------------------------------
4724 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4725 dnl ----------------
4726 dnl Check if the given variable is a number.  If not, report an error.
4727 dnl $1 is the variable
4728 dnl $2 is the message
4729 AC_DEFUN([CF_NUMBER_SYNTAX],[
4730 if test -n "$1" ; then
4731   case $1 in #(vi
4732   [[0-9]]*) #(vi
4733         ;;
4734   *)
4735         AC_MSG_ERROR($2 is not a number: $1)
4736         ;;
4737   esac
4738 else
4739   AC_MSG_ERROR($2 value is empty)
4740 fi
4741 ])dnl
4742 dnl ---------------------------------------------------------------------------
4743 dnl CF_OBJ_SUBDIR version: 6 updated: 2013/09/07 14:06:10
4744 dnl -------------
4745 dnl Compute the object-directory name from the given model name
4746 AC_DEFUN([CF_OBJ_SUBDIR],
4747 [
4748         case $1 in
4749         libtool) $2='obj_lo'  ;;
4750         normal)  $2='objects' ;;
4751         debug)   $2='obj_g' ;;
4752         profile) $2='obj_p' ;;
4753         shared)
4754                 case $cf_cv_system_name in #(vi
4755                 cygwin|msys) #(vi
4756                         $2='objects' ;;
4757                 *)
4758                         $2='obj_s' ;;
4759                 esac
4760         esac
4761 ])dnl
4762 dnl ---------------------------------------------------------------------------
4763 dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12
4764 dnl ----------
4765 dnl Provide a value for the $PATH and similar separator (or amend the value
4766 dnl as provided in autoconf 2.5x).
4767 AC_DEFUN([CF_PATHSEP],
4768 [
4769         AC_MSG_CHECKING(for PATH separator)
4770         case $cf_cv_system_name in
4771         os2*)   PATH_SEPARATOR=';'  ;;
4772         *)      ${PATH_SEPARATOR:=':'}  ;;
4773         esac
4774 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4775         AC_SUBST(PATH_SEPARATOR)
4776         AC_MSG_RESULT($PATH_SEPARATOR)
4777 ])dnl
4778 dnl ---------------------------------------------------------------------------
4779 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
4780 dnl --------------
4781 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4782 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4783 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4784 dnl delayed evaluation of those symbols.
4785 AC_DEFUN([CF_PATH_SYNTAX],[
4786 if test "x$prefix" != xNONE; then
4787   cf_path_syntax="$prefix"
4788 else
4789   cf_path_syntax="$ac_default_prefix"
4790 fi
4791
4792 case ".[$]$1" in #(vi
4793 .\[$]\(*\)*|.\'*\'*) #(vi
4794   ;;
4795 ..|./*|.\\*) #(vi
4796   ;;
4797 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4798   ;;
4799 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
4800   eval $1="[$]$1"
4801   case ".[$]$1" in #(vi
4802   .NONE/*)
4803     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4804     ;;
4805   esac
4806   ;; #(vi
4807 .no|.NONE/*)
4808   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4809   ;;
4810 *)
4811   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4812   ;;
4813 esac
4814 ])dnl
4815 dnl ---------------------------------------------------------------------------
4816 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4817 dnl -------------
4818 dnl Check for the package-config program, unless disabled by command-line.
4819 AC_DEFUN([CF_PKG_CONFIG],
4820 [
4821 AC_MSG_CHECKING(if you want to use pkg-config)
4822 AC_ARG_WITH(pkg-config,
4823         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4824         [cf_pkg_config=$withval],
4825         [cf_pkg_config=yes])
4826 AC_MSG_RESULT($cf_pkg_config)
4827
4828 case $cf_pkg_config in #(vi
4829 no) #(vi
4830         PKG_CONFIG=none
4831         ;;
4832 yes) #(vi
4833         CF_ACVERSION_CHECK(2.52,
4834                 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4835                 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4836         ;;
4837 *)
4838         PKG_CONFIG=$withval
4839         ;;
4840 esac
4841
4842 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4843 if test "$PKG_CONFIG" != none ; then
4844         CF_PATH_SYNTAX(PKG_CONFIG)
4845 fi
4846
4847 AC_SUBST(PKG_CONFIG)
4848 ])dnl
4849 dnl ---------------------------------------------------------------------------
4850 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4851 dnl -----------------
4852 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4853 dnl
4854 dnl     POSIX.1-1990                            _POSIX_SOURCE
4855 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4856 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4857 dnl             Bindings Option
4858 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4859 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4860 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4861 dnl
4862 dnl Parameters:
4863 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4864 AC_DEFUN([CF_POSIX_C_SOURCE],
4865 [
4866 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4867
4868 cf_save_CFLAGS="$CFLAGS"
4869 cf_save_CPPFLAGS="$CPPFLAGS"
4870
4871 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4872 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4873
4874 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4875         CF_MSG_LOG(if the symbol is already defined go no further)
4876         AC_TRY_COMPILE([#include <sys/types.h>],[
4877 #ifndef _POSIX_C_SOURCE
4878 make an error
4879 #endif],
4880         [cf_cv_posix_c_source=no],
4881         [cf_want_posix_source=no
4882          case .$cf_POSIX_C_SOURCE in #(vi
4883          .[[12]]??*) #(vi
4884                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4885                 ;;
4886          .2) #(vi
4887                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4888                 cf_want_posix_source=yes
4889                 ;;
4890          .*)
4891                 cf_want_posix_source=yes
4892                 ;;
4893          esac
4894          if test "$cf_want_posix_source" = yes ; then
4895                 AC_TRY_COMPILE([#include <sys/types.h>],[
4896 #ifdef _POSIX_SOURCE
4897 make an error
4898 #endif],[],
4899                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4900          fi
4901          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4902          CFLAGS="$cf_trim_CFLAGS"
4903          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4904          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4905          AC_TRY_COMPILE([#include <sys/types.h>],[
4906 #ifndef _POSIX_C_SOURCE
4907 make an error
4908 #endif],,
4909          [cf_cv_posix_c_source=no])
4910          CFLAGS="$cf_save_CFLAGS"
4911          CPPFLAGS="$cf_save_CPPFLAGS"
4912         ])
4913 ])
4914
4915 if test "$cf_cv_posix_c_source" != no ; then
4916         CFLAGS="$cf_trim_CFLAGS"
4917         CPPFLAGS="$cf_trim_CPPFLAGS"
4918         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4919 fi
4920
4921 ])dnl
4922 dnl ---------------------------------------------------------------------------
4923 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4924 dnl ------------
4925 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4926 dnl
4927 dnl $1 = symbol to test
4928 dnl $2 = value (if any) to use for a predefinition
4929 AC_DEFUN([CF_PREDEFINE],
4930 [
4931 AC_MSG_CHECKING(if we must define $1)
4932 AC_TRY_COMPILE([#include <sys/types.h>
4933 ],[
4934 #ifndef $1
4935 make an error
4936 #endif],[cf_result=no],[cf_result=yes])
4937 AC_MSG_RESULT($cf_result)
4938
4939 if test "$cf_result" = yes ; then
4940         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4941 elif test "x$2" != "x" ; then
4942         AC_MSG_CHECKING(checking for compatible value versus $2)
4943         AC_TRY_COMPILE([#include <sys/types.h>
4944 ],[
4945 #if $1-$2 < 0
4946 make an error
4947 #endif],[cf_result=yes],[cf_result=no])
4948         AC_MSG_RESULT($cf_result)
4949         if test "$cf_result" = no ; then
4950                 # perhaps we can override it - try...
4951                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4952         fi
4953 fi
4954 ])dnl
4955 dnl ---------------------------------------------------------------------------
4956 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4957 dnl ------------
4958 dnl Append definitions and rules for the given programs to the subdirectory
4959 dnl Makefiles, and the recursion rule for the top-level Makefile.
4960 dnl
4961 dnl parameters
4962 dnl     $1 = script to run
4963 dnl     $2 = list of subdirectories
4964 dnl
4965 dnl variables
4966 dnl     $AWK
4967 AC_DEFUN([CF_PRG_RULES],
4968 [
4969 for cf_dir in $2
4970 do
4971         if test ! -d $srcdir/$cf_dir; then
4972                 continue
4973         elif test -f $srcdir/$cf_dir/programs; then
4974                 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4975         fi
4976 done
4977
4978 ])dnl
4979 dnl ---------------------------------------------------------------------------
4980 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4981 dnl ----------
4982 dnl Check for archiver "ar".
4983 AC_DEFUN([CF_PROG_AR],[
4984 AC_CHECK_TOOL(AR, ar, ar)
4985 ])
4986 dnl ---------------------------------------------------------------------------
4987 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4988 dnl -----------
4989 dnl Check for awk, ensure that the check found something.
4990 AC_DEFUN([CF_PROG_AWK],
4991 [
4992 AC_PROG_AWK
4993 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
4994 ])dnl
4995 dnl ---------------------------------------------------------------------------
4996 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
4997 dnl ----------
4998 dnl standard check for CC, plus followup sanity checks
4999 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
5000 AC_DEFUN([CF_PROG_CC],[
5001 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
5002 CF_GCC_VERSION
5003 CF_ACVERSION_CHECK(2.52,
5004         [AC_PROG_CC_STDC],
5005         [CF_ANSI_CC_REQD])
5006 CF_CC_ENV_FLAGS
5007 ])dnl
5008 dnl ---------------------------------------------------------------------------
5009 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
5010 dnl --------------
5011 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
5012 dnl the output file can be renamed, and allows for a shell variable that can
5013 dnl be used later.  The parameter is either CC or CXX.  The result is the
5014 dnl cache variable:
5015 dnl     $cf_cv_prog_CC_c_o
5016 dnl     $cf_cv_prog_CXX_c_o
5017 AC_DEFUN([CF_PROG_CC_C_O],
5018 [AC_REQUIRE([AC_PROG_CC])dnl
5019 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
5020 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
5021 [
5022 cat > conftest.$ac_ext <<CF_EOF
5023 #include <stdio.h>
5024 int main()
5025 {
5026         ${cf_cv_main_return:-return}(0);
5027 }
5028 CF_EOF
5029 # We do the test twice because some compilers refuse to overwrite an
5030 # existing .o file with -o, though they will create one.
5031 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
5032 if AC_TRY_EVAL(ac_try) &&
5033   test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
5034 then
5035   eval cf_cv_prog_$1_c_o=yes
5036 else
5037   eval cf_cv_prog_$1_c_o=no
5038 fi
5039 rm -rf conftest*
5040 ])dnl
5041 if test $cf_cv_prog_$1_c_o = yes; then
5042   AC_MSG_RESULT([yes])
5043 else
5044   AC_MSG_RESULT([no])
5045 fi
5046 ])dnl
5047 dnl ---------------------------------------------------------------------------
5048 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
5049 dnl -------------
5050 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
5051 dnl This macro adds a check to ensure the script found something.
5052 AC_DEFUN([CF_PROG_EGREP],
5053 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
5054    [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
5055     then ac_cv_prog_egrep='grep -E'
5056     else ac_cv_prog_egrep='egrep'
5057     fi])
5058  EGREP=$ac_cv_prog_egrep
5059  AC_SUBST([EGREP])
5060 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
5061 ])dnl
5062 dnl ---------------------------------------------------------------------------
5063 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
5064 dnl ------------
5065 dnl Check for gnatmake, ensure that it is complete.
5066 AC_DEFUN([CF_PROG_GNAT],[
5067 cf_ada_make=gnatmake
5068 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
5069 if test "$ac_cv_prog_gnat_exists" = no; then
5070    cf_ada_make=
5071    cf_cv_prog_gnat_correct=no
5072 else
5073    CF_GNAT_VERSION
5074    AC_CHECK_PROG(M4_exists, m4, yes, no)
5075    if test "$ac_cv_prog_M4_exists" = no; then
5076       cf_cv_prog_gnat_correct=no
5077       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
5078    fi
5079    if test "$cf_cv_prog_gnat_correct" = yes; then
5080       AC_MSG_CHECKING(if GNAT works)
5081       CF_GNAT_TRY_RUN([procedure conftest;],
5082 [with Text_IO;
5083 with GNAT.OS_Lib;
5084 procedure conftest is
5085 begin
5086    Text_IO.Put ("Hello World");
5087    Text_IO.New_Line;
5088    GNAT.OS_Lib.OS_Exit (0);
5089 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
5090       AC_MSG_RESULT($cf_cv_prog_gnat_correct)
5091    fi
5092 fi
5093
5094 AC_SUBST(cf_ada_make)
5095 ])dnl
5096 dnl ---------------------------------------------------------------------------
5097 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
5098 dnl ---------------
5099 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
5100 dnl misc/tabset install won't work properly.  Usually this happens only when
5101 dnl using the fallback mkinstalldirs script
5102 AC_DEFUN([CF_PROG_INSTALL],
5103 [AC_PROG_INSTALL
5104 case $INSTALL in
5105 /*)
5106   ;;
5107 *)
5108   CF_DIRNAME(cf_dir,$INSTALL)
5109   test -z "$cf_dir" && cf_dir=.
5110   INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
5111   ;;
5112 esac
5113 ])dnl
5114 dnl ---------------------------------------------------------------------------
5115 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
5116 dnl ----------------
5117 dnl Check for ldconfig, needed to fixup shared libraries that would be built
5118 dnl and then used in the install.
5119 AC_DEFUN([CF_PROG_LDCONFIG],[
5120 if test "$cross_compiling" = yes ; then
5121   LDCONFIG=:
5122 else
5123 case "$cf_cv_system_name" in #(vi
5124 dragonfly*|mirbsd*|freebsd*) #(vi
5125   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
5126   ;;
5127 *) LDPATH=$PATH:/sbin:/usr/sbin
5128   AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
5129   ;;
5130 esac
5131 fi
5132 AC_SUBST(LDCONFIG)
5133 ])dnl
5134 dnl ---------------------------------------------------------------------------
5135 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
5136 dnl ------------
5137 AC_DEFUN([CF_PROG_LINT],
5138 [
5139 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
5140 AC_SUBST(LINT_OPTS)
5141 ])dnl
5142 dnl ---------------------------------------------------------------------------
5143 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
5144 dnl ------------
5145 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
5146 dnl option if it is supported.
5147 AC_DEFUN([CF_PROG_LN_S],[
5148 AC_PROG_LN_S
5149 AC_MSG_CHECKING(if $LN_S -f options work)
5150
5151 rm -f conf$$.src conf$$dst
5152 echo >conf$$.dst
5153 echo first >conf$$.src
5154 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
5155         cf_prog_ln_sf=yes
5156 else
5157         cf_prog_ln_sf=no
5158 fi
5159 rm -f conf$$.dst conf$$src
5160 AC_MSG_RESULT($cf_prog_ln_sf)
5161
5162 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
5163 ])dnl
5164 dnl ---------------------------------------------------------------------------
5165 dnl CF_REGEX version: 10 updated: 2012/10/04 20:12:20
5166 dnl --------
5167 dnl Attempt to determine if we've got one of the flavors of regular-expression
5168 dnl code that we can support.
5169 AC_DEFUN([CF_REGEX],
5170 [
5171
5172 cf_regex_func=no
5173
5174 cf_regex_libs="regex re"
5175 case $host_os in #(vi
5176 mingw*)
5177         cf_regex_libs="gnurx $cf_regex_libs"
5178         ;;
5179 esac
5180
5181 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
5182         for cf_regex_lib in $cf_regex_libs
5183         do
5184                 AC_CHECK_LIB($cf_regex_lib,regcomp,[
5185                                 CF_ADD_LIB($cf_regex_lib)
5186                                 cf_regex_func=regcomp
5187                                 break])
5188         done
5189 ])
5190
5191 if test "$cf_regex_func" = no ; then
5192         AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
5193                 AC_CHECK_LIB(gen,compile,[
5194                                 CF_ADD_LIB(gen)
5195                                 cf_regex_func=compile])])
5196 fi
5197
5198 if test "$cf_regex_func" = no ; then
5199         AC_MSG_WARN(cannot find regular expression library)
5200 fi
5201
5202 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
5203
5204 cf_cv_regex_hdrs=no
5205 case $cf_regex_func in #(vi
5206 compile) #(vi
5207         for cf_regex_hdr in regexp.h regexpr.h
5208         do
5209                 AC_TRY_LINK([#include <$cf_regex_hdr>],[
5210                         char *p = compile("", "", "", 0);
5211                         int x = step("", "");
5212                 ],[
5213                         cf_cv_regex_hdrs=$cf_regex_hdr
5214                         break
5215                 ])
5216         done
5217         ;;
5218 *)
5219         for cf_regex_hdr in regex.h
5220         do
5221                 AC_TRY_LINK([#include <sys/types.h>
5222 #include <$cf_regex_hdr>],[
5223                         regex_t *p;
5224                         int x = regcomp(p, "", 0);
5225                         int y = regexec(p, "", 0, 0, 0);
5226                         regfree(p);
5227                 ],[
5228                         cf_cv_regex_hdrs=$cf_regex_hdr
5229                         break
5230                 ])
5231         done
5232         ;;
5233 esac
5234
5235 ])
5236
5237 case $cf_cv_regex_hdrs in #(vi
5238     no)        AC_MSG_WARN(no regular expression header found) ;; #(vi
5239     regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS,1,[Define to 1 to include regex.h for regular expressions]) ;; #(vi
5240     regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS,1,[Define to 1 to include regexp.h for regular expressions]) ;; #(vi
5241     regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS,1,[Define to 1 to include regexpr.h for regular expressions]) ;;
5242 esac
5243 ])dnl
5244 dnl ---------------------------------------------------------------------------
5245 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
5246 dnl ----------------
5247 dnl Remove all -U and -D options that refer to the given symbol from a list
5248 dnl of C compiler options.  This works around the problem that not all
5249 dnl compilers process -U and -D options from left-to-right, so a -U option
5250 dnl cannot be used to cancel the effect of a preceding -D option.
5251 dnl
5252 dnl $1 = target (which could be the same as the source variable)
5253 dnl $2 = source (including '$')
5254 dnl $3 = symbol to remove
5255 define([CF_REMOVE_DEFINE],
5256 [
5257 $1=`echo "$2" | \
5258         sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
5259                 -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
5260 ])dnl
5261 dnl ---------------------------------------------------------------------------
5262 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
5263 dnl -------------
5264 dnl Remove the given library from the symbol
5265 dnl
5266 dnl $1 = target (which could be the same as the source variable)
5267 dnl $2 = source (including '$')
5268 dnl $3 = library to remove
5269 define([CF_REMOVE_LIB],
5270 [
5271 # remove $3 library from $2
5272 $1=`echo "$2" | sed -e 's/-l$3[[        ]]//g' -e 's/-l$3[$]//'`
5273 ])dnl
5274 dnl ---------------------------------------------------------------------------
5275 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
5276 dnl -------------
5277 AC_DEFUN([CF_RPATH_HACK],
5278 [
5279 AC_REQUIRE([CF_LD_RPATH_OPT])
5280 AC_MSG_CHECKING(for updated LDFLAGS)
5281 if test -n "$LD_RPATH_OPT" ; then
5282         AC_MSG_RESULT(maybe)
5283
5284         AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5285         cf_rpath_list="/usr/lib /lib"
5286         if test "$cf_ldd_prog" != no
5287         then
5288                 cf_rpath_oops=
5289
5290 AC_TRY_LINK([#include <stdio.h>],
5291                 [printf("Hello");],
5292                 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
5293                  cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
5294
5295                 # If we passed the link-test, but get a "not found" on a given library,
5296                 # this could be due to inept reconfiguration of gcc to make it only
5297                 # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
5298                 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5299                 # /usr/local libraries.
5300                 if test -n "$cf_rpath_oops"
5301                 then
5302                         for cf_rpath_src in $cf_rpath_oops
5303                         do
5304                                 for cf_rpath_dir in \
5305                                         /usr/local \
5306                                         /usr/pkg \
5307                                         /opt/sfw
5308                                 do
5309                                         if test -f $cf_rpath_dir/lib/$cf_rpath_src
5310                                         then
5311                                                 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5312                                                 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5313                                                 break
5314                                         fi
5315                                 done
5316                         done
5317                 fi
5318         fi
5319
5320         CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5321
5322         CF_RPATH_HACK_2(LDFLAGS)
5323         CF_RPATH_HACK_2(LIBS)
5324
5325         CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5326 else
5327         AC_MSG_RESULT(no)
5328 fi
5329 AC_SUBST(EXTRA_LDFLAGS)
5330 ])dnl
5331 dnl ---------------------------------------------------------------------------
5332 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5333 dnl ---------------
5334 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5335 dnl EXTRA_LDFLAGS for each -L option found.
5336 dnl
5337 dnl $cf_rpath_list contains a list of directories to ignore.
5338 dnl
5339 dnl $1 = variable name to update.  The LDFLAGS variable should be the only one,
5340 dnl      but LIBS often has misplaced -L options.
5341 AC_DEFUN([CF_RPATH_HACK_2],
5342 [
5343 CF_VERBOSE(...checking $1 [$]$1)
5344
5345 cf_rpath_dst=
5346 for cf_rpath_src in [$]$1
5347 do
5348         case $cf_rpath_src in #(vi
5349         -L*) #(vi
5350
5351                 # check if this refers to a directory which we will ignore
5352                 cf_rpath_skip=no
5353                 if test -n "$cf_rpath_list"
5354                 then
5355                         for cf_rpath_item in $cf_rpath_list
5356                         do
5357                                 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5358                                 then
5359                                         cf_rpath_skip=yes
5360                                         break
5361                                 fi
5362                         done
5363                 fi
5364
5365                 if test "$cf_rpath_skip" = no
5366                 then
5367                         # transform the option
5368                         if test "$LD_RPATH_OPT" = "-R " ; then
5369                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5370                         else
5371                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5372                         fi
5373
5374                         # if we have not already added this, add it now
5375                         cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5376                         if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5377                         then
5378                                 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5379                                 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5380                         fi
5381                 fi
5382                 ;;
5383         esac
5384         cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5385 done
5386 $1=$cf_rpath_dst
5387
5388 CF_VERBOSE(...checked $1 [$]$1)
5389 AC_SUBST(EXTRA_LDFLAGS)
5390 ])dnl
5391 dnl ---------------------------------------------------------------------------
5392 dnl CF_SHARED_OPTS version: 84 updated: 2013/11/03 06:26:10
5393 dnl --------------
5394 dnl --------------
5395 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5396 dnl library.
5397 dnl
5398 dnl Notes:
5399 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
5400 dnl the build-tree, i.e., by making use of the libraries that are compiled in
5401 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
5402 dnl shared library since that can lead to unexpected results at runtime.
5403 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
5404 dnl libraries are compiled in ../../lib
5405 dnl
5406 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5407 dnl to install symbolic links to the rel/abi versions of shared libraries.
5408 dnl
5409 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5410 dnl version when making symbolic links.
5411 dnl
5412 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5413 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5414 dnl (ex: libncurses.so.<ver>).
5415 dnl
5416 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
5417 AC_DEFUN([CF_SHARED_OPTS],
5418 [
5419         AC_REQUIRE([CF_LD_RPATH_OPT])
5420         RM_SHARED_OPTS=
5421         LOCAL_LDFLAGS=
5422         LOCAL_LDFLAGS2=
5423         LD_SHARED_OPTS=
5424         INSTALL_LIB="-m 644"
5425         : ${rel_builddir:=.}
5426
5427         shlibdir=$libdir
5428         AC_SUBST(shlibdir)
5429
5430         MAKE_DLLS="#"
5431         AC_SUBST(MAKE_DLLS)
5432
5433         cf_cv_do_symlinks=no
5434         cf_ld_rpath_opt=
5435         test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5436
5437         AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5438         AC_ARG_WITH(shlib-version,
5439         [  --with-shlib-version=X  Specify rel or abi version for shared libs],
5440         [test -z "$withval" && withval=auto
5441         case $withval in #(vi
5442         yes) #(vi
5443                 cf_cv_shlib_version=auto
5444                 ;;
5445         rel|abi|auto|no) #(vi
5446                 cf_cv_shlib_version=$withval
5447                 ;;
5448         *)
5449                 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5450                 ;;
5451         esac
5452         ],[cf_cv_shlib_version=auto])
5453         AC_MSG_RESULT($cf_cv_shlib_version)
5454
5455         cf_cv_rm_so_locs=no
5456         cf_try_cflags=
5457
5458         # Some less-capable ports of gcc support only -fpic
5459         CC_SHARED_OPTS=
5460         if test "$GCC" = yes
5461         then
5462                 AC_MSG_CHECKING(which $CC option to use)
5463                 cf_save_CFLAGS="$CFLAGS"
5464                 for CC_SHARED_OPTS in -fPIC -fpic ''
5465                 do
5466                         CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5467                         AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5468                 done
5469                 AC_MSG_RESULT($CC_SHARED_OPTS)
5470                 CFLAGS="$cf_save_CFLAGS"
5471         fi
5472
5473         cf_cv_shlib_version_infix=no
5474
5475         case $cf_cv_system_name in #(vi
5476         aix4.[3-9]*|aix[[5-7]]*) #(vi
5477                 if test "$GCC" = yes; then
5478                         CC_SHARED_OPTS=
5479                         MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5480                 else
5481                         # CC_SHARED_OPTS='-qpic=large -G'
5482                         # perhaps "-bM:SRE -bnoentry -bexpall"
5483                         MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5484                 fi
5485                 ;;
5486         beos*) #(vi
5487                 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5488                 ;;
5489         cygwin*) #(vi
5490                 CC_SHARED_OPTS=
5491                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5492                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5493                 cf_cv_shlib_version=cygdll
5494                 cf_cv_shlib_version_infix=cygdll
5495                 shlibdir=$bindir
5496                 MAKE_DLLS=
5497                 cat >mk_shared_lib.sh <<-CF_EOF
5498                 #!/bin/sh
5499                 SHARED_LIB=\[$]1
5500                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5501                 shift
5502                 cat <<-EOF
5503                 Linking shared library
5504                 ** SHARED_LIB \[$]SHARED_LIB
5505                 ** IMPORT_LIB \[$]IMPORT_LIB
5506 EOF
5507                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5508 CF_EOF
5509                 chmod +x mk_shared_lib.sh
5510                 ;;
5511         msys*) #(vi
5512                 CC_SHARED_OPTS=
5513                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5514                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5515                 cf_cv_shlib_version=msysdll
5516                 cf_cv_shlib_version_infix=msysdll
5517                 shlibdir=$bindir
5518                 MAKE_DLLS=
5519                 cat >mk_shared_lib.sh <<-CF_EOF
5520                 #!/bin/sh
5521                 SHARED_LIB=\[$]1
5522                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5523                 shift
5524                 cat <<-EOF
5525                 Linking shared library
5526                 ** SHARED_LIB \[$]SHARED_LIB
5527                 ** IMPORT_LIB \[$]IMPORT_LIB
5528 EOF
5529                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5530 CF_EOF
5531                 chmod +x mk_shared_lib.sh
5532                 ;;
5533         darwin*) #(vi
5534                 cf_try_cflags="no-cpp-precomp"
5535                 CC_SHARED_OPTS="-dynamic"
5536                 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5537                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5538                 cf_cv_shlib_version_infix=yes
5539                 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5540                         cf_save_LDFLAGS=$LDFLAGS
5541                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5542                         AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5543                                 LDFLAGS=$cf_save_LDFLAGS])
5544                 if test $cf_cv_ldflags_search_paths_first = yes; then
5545                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5546                 fi
5547                 ;;
5548         hpux[[7-8]]*) #(vi
5549                 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
5550                 if test "$GCC" != yes; then
5551                         CC_SHARED_OPTS='+Z'
5552                 fi
5553                 MK_SHARED_LIB='${LD} -b -o $[@]'
5554                 INSTALL_LIB="-m 555"
5555                 ;;
5556         hpux*) #(vi
5557                 # (tested with gcc 2.7.2 -- I don't have c89)
5558                 if test "$GCC" = yes; then
5559                         LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5560                 else
5561                         CC_SHARED_OPTS='+Z'
5562                         LD_SHARED_OPTS='-Wl,+b,${libdir}'
5563                 fi
5564                 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5565                 # HP-UX shared libraries must be executable, and should be
5566                 # readonly to exploit a quirk in the memory manager.
5567                 INSTALL_LIB="-m 555"
5568                 ;;
5569         interix*)
5570                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5571                 if test "$cf_cv_shlib_version" = rel; then
5572                         cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5573                 else
5574                         cf_shared_soname='`basename $@`'
5575                 fi
5576                 CC_SHARED_OPTS=
5577                 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5578                 ;;
5579         irix*) #(vi
5580                 if test "$cf_cv_enable_rpath" = yes ; then
5581                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5582                 fi
5583                 # tested with IRIX 5.2 and 'cc'.
5584                 if test "$GCC" != yes; then
5585                         CC_SHARED_OPTS='-KPIC'
5586                         MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5587                 else
5588                         MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5589                 fi
5590                 cf_cv_rm_so_locs=yes
5591                 ;;
5592         linux*|gnu*|k*bsd*-gnu) #(vi
5593                 if test "$DFT_LWR_MODEL" = "shared" ; then
5594                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5595                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5596                 fi
5597                 if test "$cf_cv_enable_rpath" = yes ; then
5598                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5599                 fi
5600                 CF_SHARED_SONAME
5601                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5602                 ;;
5603         mingw*) #(vi
5604                 cf_cv_shlib_version=mingw
5605                 cf_cv_shlib_version_infix=mingw
5606                 shlibdir=$bindir
5607                 MAKE_DLLS=
5608                 if test "$DFT_LWR_MODEL" = "shared" ; then
5609                         LOCAL_LDFLAGS="-Wl,--enable-auto-import"
5610                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5611                         EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
5612                 fi
5613                 CC_SHARED_OPTS=
5614                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5615                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5616                 cat >mk_shared_lib.sh <<-CF_EOF
5617                 #!/bin/sh
5618                 SHARED_LIB=\[$]1
5619                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5620                 shift
5621                 cat <<-EOF
5622                 Linking shared library
5623                 ** SHARED_LIB \[$]SHARED_LIB
5624                 ** IMPORT_LIB \[$]IMPORT_LIB
5625 EOF
5626                 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5627 CF_EOF
5628                 chmod +x mk_shared_lib.sh
5629                 ;;
5630         openbsd[[2-9]].*|mirbsd*) #(vi
5631                 if test "$DFT_LWR_MODEL" = "shared" ; then
5632                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5633                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5634                 fi
5635                 if test "$cf_cv_enable_rpath" = yes ; then
5636                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5637                 fi
5638                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5639                 CF_SHARED_SONAME
5640                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5641                 ;;
5642         nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5643                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5644                 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5645                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5646                 ;;
5647         dragonfly*|freebsd*) #(vi
5648                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5649                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5650                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5651                         LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5652                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5653                 fi
5654                 CF_SHARED_SONAME
5655                 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
5656                 ;;
5657         netbsd*) #(vi
5658                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5659                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5660                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5661                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5662                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5663                         if test "$cf_cv_shlib_version" = auto; then
5664                         if test -f /usr/libexec/ld.elf_so; then
5665                                 cf_cv_shlib_version=abi
5666                         else
5667                                 cf_cv_shlib_version=rel
5668                         fi
5669                         fi
5670                         CF_SHARED_SONAME
5671                         MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5672                 else
5673                         MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
5674                 fi
5675                 ;;
5676         osf*|mls+*) #(vi
5677                 # tested with OSF/1 V3.2 and 'cc'
5678                 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5679                 # link with shared libs).
5680                 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5681                 case $host_os in #(vi
5682                 osf4*)
5683                         MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5684                         ;;
5685                 esac
5686                 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5687                 if test "$DFT_LWR_MODEL" = "shared" ; then
5688                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5689                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5690                 fi
5691                 cf_cv_rm_so_locs=yes
5692                 ;;
5693         sco3.2v5*)  # (also uw2* and UW7: hops 13-Apr-98
5694                 # tested with osr5.0.5
5695                 if test "$GCC" != yes; then
5696                         CC_SHARED_OPTS='-belf -KPIC'
5697                 fi
5698                 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5699                 if test "$cf_cv_enable_rpath" = yes ; then
5700                         # only way is to set LD_RUN_PATH but no switch for it
5701                         RUN_PATH=$libdir
5702                 fi
5703                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5704                 LINK_PROGS='LD_RUN_PATH=${libdir}'
5705                 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5706                 ;;
5707         sunos4*) #(vi
5708                 # tested with SunOS 4.1.1 and gcc 2.7.0
5709                 if test "$GCC" != yes; then
5710                         CC_SHARED_OPTS='-KPIC'
5711                 fi
5712                 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5713                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5714                 ;;
5715         solaris2*) #(vi
5716                 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5717                 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5718                 if test "$DFT_LWR_MODEL" = "shared" ; then
5719                         LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5720                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5721                 fi
5722                 if test "$cf_cv_enable_rpath" = yes ; then
5723                         EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5724                 fi
5725                 CF_SHARED_SONAME
5726                 if test "$GCC" != yes; then
5727                         cf_save_CFLAGS="$CFLAGS"
5728                         for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5729                         do
5730                                 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5731                                 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5732                         done
5733                         CFLAGS="$cf_save_CFLAGS"
5734                         CC_SHARED_OPTS=$cf_shared_opts
5735                         MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5736                 else
5737                         MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5738                 fi
5739                 ;;
5740         sysv5uw7*|unix_sv*) #(vi
5741                 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5742                 if test "$GCC" != yes; then
5743                         CC_SHARED_OPTS='-KPIC'
5744                 fi
5745                 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5746                 ;;
5747         *)
5748                 CC_SHARED_OPTS='unknown'
5749                 MK_SHARED_LIB='echo unknown'
5750                 ;;
5751         esac
5752
5753         # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5754         case "$cf_cv_shlib_version" in #(vi
5755         rel|abi)
5756                 case "$MK_SHARED_LIB" in #(vi
5757                 *'-o $[@]') #(vi
5758                         test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5759                         ;;
5760                 *)
5761                         AC_MSG_WARN(ignored --with-shlib-version)
5762                         ;;
5763                 esac
5764                 ;;
5765         esac
5766
5767         if test -n "$cf_try_cflags"
5768         then
5769 cat > conftest.$ac_ext <<EOF
5770 #line __oline__ "${as_me:-configure}"
5771 #include <stdio.h>
5772 int main(int argc, char *argv[[]])
5773 {
5774         printf("hello\n");
5775         return (argv[[argc-1]] == 0) ;
5776 }
5777 EOF
5778                 cf_save_CFLAGS="$CFLAGS"
5779                 for cf_opt in $cf_try_cflags
5780                 do
5781                         CFLAGS="$cf_save_CFLAGS -$cf_opt"
5782                         AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
5783                         if AC_TRY_EVAL(ac_compile); then
5784                                 AC_MSG_RESULT(yes)
5785                                 cf_save_CFLAGS="$CFLAGS"
5786                         else
5787                                 AC_MSG_RESULT(no)
5788                         fi
5789                 done
5790                 CFLAGS="$cf_save_CFLAGS"
5791         fi
5792
5793
5794         # RPATH_LIST is a colon-separated list of directories
5795         test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5796         test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5797
5798         test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
5799
5800         CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
5801         CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
5802
5803         AC_SUBST(CC_SHARED_OPTS)
5804         AC_SUBST(LD_RPATH_OPT)
5805         AC_SUBST(LD_SHARED_OPTS)
5806         AC_SUBST(MK_SHARED_LIB)
5807         AC_SUBST(RM_SHARED_OPTS)
5808
5809         AC_SUBST(LINK_PROGS)
5810         AC_SUBST(LINK_TESTS)
5811
5812         AC_SUBST(EXTRA_LDFLAGS)
5813         AC_SUBST(LOCAL_LDFLAGS)
5814         AC_SUBST(LOCAL_LDFLAGS2)
5815
5816         AC_SUBST(INSTALL_LIB)
5817         AC_SUBST(RPATH_LIST)
5818 ])dnl
5819 dnl ---------------------------------------------------------------------------
5820 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5821 dnl ----------------
5822 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5823 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5824 dnl option.
5825 dnl
5826 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5827 dnl If missing, use "rel".
5828 define([CF_SHARED_SONAME],
5829 [
5830         test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5831         if test "$cf_cv_shlib_version" = rel; then
5832                 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5833         else
5834                 cf_cv_shared_soname='`basename $[@]`'
5835         fi
5836 ])
5837 dnl ---------------------------------------------------------------------------
5838 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5839 dnl -----------
5840 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5841 dnl programs need this test).
5842 dnl
5843 dnl This is really a MacOS X 10.4.3 workaround.  Defining _POSIX_C_SOURCE
5844 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses).  Oddly, the struct
5845 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5846 dnl break that part of the interface as well.
5847 AC_DEFUN([CF_SIGWINCH],
5848 [
5849 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5850         AC_TRY_COMPILE([
5851 #include <sys/types.h>
5852 #include <sys/signal.h>
5853 ],[int x = SIGWINCH],
5854         [cf_cv_define_sigwinch=yes],
5855         [AC_TRY_COMPILE([
5856 #undef _XOPEN_SOURCE
5857 #undef _POSIX_SOURCE
5858 #undef _POSIX_C_SOURCE
5859 #include <sys/types.h>
5860 #include <sys/signal.h>
5861 ],[int x = SIGWINCH],
5862         [cf_cv_define_sigwinch=maybe],
5863         [cf_cv_define_sigwinch=no])
5864 ])
5865 ])
5866
5867 if test "$cf_cv_define_sigwinch" = maybe ; then
5868 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5869 cf_cv_fixup_sigwinch=unknown
5870 cf_sigwinch=32
5871 while test $cf_sigwinch != 1
5872 do
5873         AC_TRY_COMPILE([
5874 #undef _XOPEN_SOURCE
5875 #undef _POSIX_SOURCE
5876 #undef _POSIX_C_SOURCE
5877 #include <sys/types.h>
5878 #include <sys/signal.h>
5879 ],[
5880 #if SIGWINCH != $cf_sigwinch
5881 make an error
5882 #endif
5883 int x = SIGWINCH],
5884         [cf_cv_fixup_sigwinch=$cf_sigwinch
5885          break])
5886
5887 cf_sigwinch=`expr $cf_sigwinch - 1`
5888 done
5889 ])
5890
5891         if test "$cf_cv_fixup_sigwinch" != unknown ; then
5892                 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5893         fi
5894 fi
5895 ])dnl
5896 dnl ---------------------------------------------------------------------------
5897 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
5898 dnl ---------------
5899 dnl signal handler, but there are some gcc depedencies in that recommendation.
5900 dnl Try anyway.
5901 AC_DEFUN([CF_SIG_ATOMIC_T],
5902 [
5903 AC_MSG_CHECKING(for signal global datatype)
5904 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5905         for cf_type in \
5906                 "volatile sig_atomic_t" \
5907                 "sig_atomic_t" \
5908                 "int"
5909         do
5910         AC_TRY_COMPILE([
5911 #include <sys/types.h>
5912 #include <signal.h>
5913 #include <stdio.h>
5914
5915 extern $cf_type x;
5916 $cf_type x;
5917 static void handler(int sig)
5918 {
5919         x = 5;
5920 }],
5921                 [signal(SIGINT, handler);
5922                  x = 1],
5923                 [cf_cv_sig_atomic_t=$cf_type],
5924                 [cf_cv_sig_atomic_t=no])
5925                 test "$cf_cv_sig_atomic_t" != no && break
5926         done
5927         ])
5928 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5929 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
5930 ])dnl
5931 dnl ---------------------------------------------------------------------------
5932 dnl CF_SIZECHANGE version: 9 updated: 2012/10/06 11:17:15
5933 dnl -------------
5934 dnl Check for definitions & structures needed for window size-changing
5935 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5936 AC_DEFUN([CF_SIZECHANGE],
5937 [
5938 AC_REQUIRE([CF_STRUCT_TERMIOS])
5939 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5940     cf_cv_sizechange=unknown
5941     cf_save_CPPFLAGS="$CPPFLAGS"
5942
5943 for cf_opts in "" "NEED_PTEM_H"
5944 do
5945
5946     CPPFLAGS="$cf_save_CPPFLAGS"
5947     test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5948     AC_TRY_COMPILE([#include <sys/types.h>
5949 #ifdef HAVE_TERMIOS_H
5950 #include <termios.h>
5951 #else
5952 #ifdef HAVE_TERMIO_H
5953 #include <termio.h>
5954 #endif
5955 #endif
5956 #ifdef NEED_PTEM_H
5957 /* This is a workaround for SCO:  they neglected to define struct winsize in
5958  * termios.h -- it's only in termio.h and ptem.h
5959  */
5960 #include        <sys/stream.h>
5961 #include        <sys/ptem.h>
5962 #endif
5963 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5964 #include <sys/ioctl.h>
5965 #endif
5966 ],[
5967 #ifdef TIOCGSIZE
5968         struct ttysize win;     /* FIXME: what system is this? */
5969         int y = win.ts_lines;
5970         int x = win.ts_cols;
5971 #else
5972 #ifdef TIOCGWINSZ
5973         struct winsize win;
5974         int y = win.ws_row;
5975         int x = win.ws_col;
5976 #else
5977         no TIOCGSIZE or TIOCGWINSZ
5978 #endif /* TIOCGWINSZ */
5979 #endif /* TIOCGSIZE */
5980         ],
5981         [cf_cv_sizechange=yes],
5982         [cf_cv_sizechange=no])
5983
5984         CPPFLAGS="$cf_save_CPPFLAGS"
5985         if test "$cf_cv_sizechange" = yes ; then
5986                 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5987                 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5988                 break
5989         fi
5990 done
5991 ])
5992 if test "$cf_cv_sizechange" != no ; then
5993         AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided])
5994         case $cf_cv_sizechange in #(vi
5995         NEED*)
5996                 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
5997                 ;;
5998         esac
5999 fi
6000 ])dnl
6001 dnl ---------------------------------------------------------------------------
6002 dnl CF_SRC_MODULES version: 27 updated: 2013/08/03 18:18:08
6003 dnl --------------
6004 dnl For each parameter, test if the source-directory exists, and if it contains
6005 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
6006 dnl use in CF_LIB_RULES.
6007 dnl
6008 dnl This uses the configured value to make the lists SRC_SUBDIRS and
6009 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
6010 AC_DEFUN([CF_SRC_MODULES],
6011 [
6012 AC_MSG_CHECKING(for src modules)
6013
6014 # dependencies and linker-arguments for test-programs
6015 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
6016 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
6017 if test "$DFT_LWR_MODEL" = "libtool"; then
6018         TEST_ARGS="${TEST_DEPS}"
6019         TEST_ARG2="${TEST_DEP2}"
6020 else
6021         TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
6022         TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
6023 fi
6024
6025 PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
6026 cf_cv_src_modules=
6027 for cf_dir in $1
6028 do
6029         if test -f $srcdir/$cf_dir/modules; then
6030
6031                 # We may/may not have tack in the distribution, though the
6032                 # makefile is.
6033                 if test $cf_dir = tack ; then
6034                         if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
6035                                 continue
6036                         fi
6037                 fi
6038
6039                 if test -z "$cf_cv_src_modules"; then
6040                         cf_cv_src_modules=$cf_dir
6041                 else
6042                         cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
6043                 fi
6044
6045                 # Make the ncurses_cfg.h file record the library interface files as
6046                 # well.  These are header files that are the same name as their
6047                 # directory.  Ncurses is the only library that does not follow
6048                 # that pattern.
6049                 if test $cf_dir = tack ; then
6050                         continue
6051                 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
6052                         CF_UPPER(cf_have_include,$cf_dir)
6053                         AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
6054                         AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
6055                         TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
6056                         TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
6057                         if test "$DFT_LWR_MODEL" = "libtool"; then
6058                                 TEST_ARGS="${TEST_DEPS}"
6059                                 TEST_ARG2="${TEST_DEP2}"
6060                         else
6061                                 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
6062                                 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
6063                         fi
6064                         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
6065                 fi
6066         fi
6067 done
6068 AC_MSG_RESULT($cf_cv_src_modules)
6069
6070 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
6071 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
6072
6073 AC_SUBST(TEST_ARGS)
6074 AC_SUBST(TEST_DEPS)
6075
6076 AC_SUBST(TEST_ARG2)
6077 AC_SUBST(TEST_DEP2)
6078
6079 SRC_SUBDIRS=
6080 if test "x$cf_with_manpages" != xno ; then
6081         SRC_SUBDIRS="$SRC_SUBDIRS man"
6082 fi
6083 SRC_SUBDIRS="$SRC_SUBDIRS include"
6084 for cf_dir in $cf_cv_src_modules
6085 do
6086         SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
6087 done
6088 if test "x$cf_with_tests" != "xno" ; then
6089         SRC_SUBDIRS="$SRC_SUBDIRS test"
6090 fi
6091 if test "x$cf_with_db_install" = xyes; then
6092         test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
6093 fi
6094 if test "$cf_with_cxx_binding" != no; then
6095         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
6096         SRC_SUBDIRS="$SRC_SUBDIRS c++"
6097 fi
6098
6099 test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
6100 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
6101
6102 AC_SUBST(PC_MODULES_TO_MAKE)
6103
6104 ADA_SUBDIRS=
6105 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
6106         SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
6107         ADA_SUBDIRS="gen src"
6108         if test "x$cf_with_tests" != "xno" ; then
6109                 ADA_SUBDIRS="$ADA_SUBDIRS samples"
6110         fi
6111 fi
6112
6113 SUB_MAKEFILES=
6114 for cf_dir in $SRC_SUBDIRS
6115 do
6116         SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
6117 done
6118
6119 if test -n "$ADA_SUBDIRS"; then
6120         for cf_dir in $ADA_SUBDIRS
6121         do
6122                 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
6123         done
6124         AC_SUBST(ADA_SUBDIRS)
6125 fi
6126 ])dnl
6127 dnl ---------------------------------------------------------------------------
6128 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
6129 dnl -----------------
6130 dnl Check for -lstdc++, which is GNU's standard C++ library.
6131 AC_DEFUN([CF_STDCPP_LIBRARY],
6132 [
6133 if test -n "$GXX" ; then
6134 case $cf_cv_system_name in #(vi
6135 os2*) #(vi
6136         cf_stdcpp_libname=stdcpp
6137         ;;
6138 *)
6139         cf_stdcpp_libname=stdc++
6140         ;;
6141 esac
6142 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
6143         cf_save="$LIBS"
6144         CF_ADD_LIB($cf_stdcpp_libname)
6145 AC_TRY_LINK([
6146 #include <strstream.h>],[
6147 char buf[80];
6148 strstreambuf foo(buf, sizeof(buf))
6149 ],
6150         [cf_cv_libstdcpp=yes],
6151         [cf_cv_libstdcpp=no])
6152         LIBS="$cf_save"
6153 ])
6154 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
6155 fi
6156 ])dnl
6157 dnl ---------------------------------------------------------------------------
6158 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
6159 dnl --------------
6160 dnl     Remove "-g" option from the compiler options
6161 AC_DEFUN([CF_STRIP_G_OPT],
6162 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
6163 dnl ---------------------------------------------------------------------------
6164 dnl CF_STRUCT_SIGACTION version: 5 updated: 2012/10/06 17:56:13
6165 dnl -------------------
6166 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
6167 dnl do this if we've found the sigaction function.
6168 AC_DEFUN([CF_STRUCT_SIGACTION],[
6169 AC_REQUIRE([CF_XOPEN_SOURCE])
6170
6171 if test "$ac_cv_func_sigaction" = yes; then
6172 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
6173 AC_TRY_COMPILE([
6174 #include <sys/types.h>
6175 #include <signal.h>],
6176         [struct sigaction act],
6177         [sigact_bad=no],
6178         [
6179 AC_TRY_COMPILE([
6180 #define _POSIX_SOURCE
6181 #include <sys/types.h>
6182 #include <signal.h>],
6183         [struct sigaction act],
6184         [sigact_bad=yes
6185          AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])],
6186          [sigact_bad=unknown])])
6187 AC_MSG_RESULT($sigact_bad)
6188 fi
6189 ])dnl
6190 dnl ---------------------------------------------------------------------------
6191 dnl CF_STRUCT_TERMIOS version: 7 updated: 2012/10/06 17:56:13
6192 dnl -----------------
6193 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
6194 AC_DEFUN([CF_STRUCT_TERMIOS],[
6195 AC_REQUIRE([CF_XOPEN_SOURCE])
6196
6197 AC_CHECK_HEADERS( \
6198 termio.h \
6199 termios.h \
6200 unistd.h \
6201 )
6202
6203 if test "$ISC" = yes ; then
6204         AC_CHECK_HEADERS( sys/termio.h )
6205 fi
6206 if test "$ac_cv_header_termios_h" = yes ; then
6207         case "$CFLAGS $CPPFLAGS" in
6208         *-D_POSIX_SOURCE*)
6209                 termios_bad=dunno ;;
6210         *)      termios_bad=maybe ;;
6211         esac
6212         if test "$termios_bad" = maybe ; then
6213         AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
6214         AC_TRY_COMPILE([#include <termios.h>],
6215                 [struct termios foo; int x = foo.c_iflag],
6216                 termios_bad=no, [
6217                 AC_TRY_COMPILE([
6218 #define _POSIX_SOURCE
6219 #include <termios.h>],
6220                         [struct termios foo; int x = foo.c_iflag],
6221                         termios_bad=unknown,
6222                         termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE]))
6223                         ])
6224         AC_MSG_RESULT($termios_bad)
6225         fi
6226 fi
6227 ])dnl
6228 dnl ---------------------------------------------------------------------------
6229 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
6230 dnl --------------
6231 dnl Construct a search-list for a nonstandard header/lib-file
6232 dnl     $1 = the variable to return as result
6233 dnl     $2 = the package name
6234 dnl     $3 = the subdirectory, e.g., bin, include or lib
6235 AC_DEFUN([CF_SUBDIR_PATH],
6236 [
6237 $1=
6238
6239 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
6240 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
6241 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
6242 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
6243 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
6244 ])dnl
6245 dnl ---------------------------------------------------------------------------
6246 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
6247 dnl -----------
6248 dnl     Shorthand macro for substituting things that the user may override
6249 dnl     with an environment variable.
6250 dnl
6251 dnl     $1 = condition to pass to "test"
6252 dnl     $2 = environment variable
6253 dnl     $3 = value if the test succeeds
6254 dnl     $4 = value if the test fails
6255 AC_DEFUN([CF_SUBST_IF],
6256 [
6257 if test $1 ; then
6258         $2=$3
6259 ifelse($4,,,[else
6260         $2=$4])
6261 fi
6262 AC_SUBST($2)
6263 ])dnl
6264 dnl ---------------------------------------------------------------------------
6265 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
6266 dnl ------------------------
6267 dnl Get the version-number for use in shared-library naming, etc.
6268 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
6269 [
6270 AC_REQUIRE([CF_PROG_EGREP])
6271 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6272 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6273 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6274 cf_cv_abi_version=${NCURSES_MAJOR}
6275 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
6276 dnl Show the computed version, for logging
6277 cf_cv_timestamp=`date`
6278 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
6279 dnl We need these values in the generated headers
6280 AC_SUBST(NCURSES_MAJOR)
6281 AC_SUBST(NCURSES_MINOR)
6282 AC_SUBST(NCURSES_PATCH)
6283 dnl We need these values in the generated makefiles
6284 AC_SUBST(cf_cv_rel_version)
6285 AC_SUBST(cf_cv_abi_version)
6286 AC_SUBST(cf_cv_builtin_bool)
6287 AC_SUBST(cf_cv_header_stdbool_h)
6288 AC_SUBST(cf_cv_type_of_bool)dnl
6289 ])dnl
6290 dnl ---------------------------------------------------------------------------
6291 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
6292 dnl ------------------
6293 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
6294 dnl older SCO configurations.
6295 AC_DEFUN([CF_SYS_TIME_SELECT],
6296 [
6297 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
6298 AC_CACHE_VAL(cf_cv_sys_time_select,[
6299 AC_TRY_COMPILE([
6300 #include <sys/types.h>
6301 #ifdef HAVE_SYS_TIME_H
6302 #include <sys/time.h>
6303 #endif
6304 #ifdef HAVE_SYS_SELECT_H
6305 #include <sys/select.h>
6306 #endif
6307 ],[],[cf_cv_sys_time_select=yes],
6308      [cf_cv_sys_time_select=no])
6309      ])
6310 AC_MSG_RESULT($cf_cv_sys_time_select)
6311 test "$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>])
6312 ])dnl
6313 dnl ---------------------------------------------------------------------------
6314 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
6315 dnl ---------------
6316 dnl Define a top_builddir symbol, for applications that need an absolute path.
6317 AC_DEFUN([CF_TOP_BUILDDIR],
6318 [
6319 top_builddir=ifelse($1,,`pwd`,$1)
6320 AC_SUBST(top_builddir)
6321 ])dnl
6322 dnl ---------------------------------------------------------------------------
6323 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
6324 dnl -------------------
6325 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
6326 dnl can define it successfully.
6327 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
6328 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6329         AC_TRY_COMPILE([
6330 #include <stdlib.h>
6331 #include <string.h>
6332 #include <sys/types.h>
6333 ],[
6334 #ifndef _XOPEN_SOURCE
6335 make an error
6336 #endif],
6337         [cf_cv_xopen_source=no],
6338         [cf_save="$CPPFLAGS"
6339          CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6340          AC_TRY_COMPILE([
6341 #include <stdlib.h>
6342 #include <string.h>
6343 #include <sys/types.h>
6344 ],[
6345 #ifdef _XOPEN_SOURCE
6346 make an error
6347 #endif],
6348         [cf_cv_xopen_source=no],
6349         [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6350         CPPFLAGS="$cf_save"
6351         ])
6352 ])
6353
6354 if test "$cf_cv_xopen_source" != no ; then
6355         CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6356         CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6357         cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6358         CF_ADD_CFLAGS($cf_temp_xopen_source)
6359 fi
6360 ])
6361 dnl ---------------------------------------------------------------------------
6362 dnl CF_TYPEOF_CHTYPE version: 9 updated: 2012/10/06 17:56:13
6363 dnl ----------------
6364 dnl Determine the type we should use for chtype (and attr_t, which is treated
6365 dnl as the same thing).  We want around 32 bits, so on most machines want a
6366 dnl long, but on newer 64-bit machines, probably want an int.  If we're using
6367 dnl wide characters, we have to have a type compatible with that, as well.
6368 AC_DEFUN([CF_TYPEOF_CHTYPE],
6369 [
6370 AC_MSG_CHECKING([for type of chtype])
6371 AC_CACHE_VAL(cf_cv_typeof_chtype,[
6372                 AC_TRY_RUN([
6373 #define WANT_BITS 31
6374 #include <stdio.h>
6375 int main()
6376 {
6377         FILE *fp = fopen("cf_test.out", "w");
6378         if (fp != 0) {
6379                 char *result = "long";
6380                 if (sizeof(unsigned long) > sizeof(unsigned int)) {
6381                         int n;
6382                         unsigned int x, y;
6383                         for (n = 0; n < WANT_BITS; n++) {
6384                                 x = (1 << n);
6385                                 y = (x >> n);
6386                                 if (y != 1 || x == 0) {
6387                                         x = 0;
6388                                         break;
6389                                 }
6390                         }
6391                         /*
6392                          * If x is nonzero, an int is big enough for the bits
6393                          * that we want.
6394                          */
6395                         result = (x != 0) ? "int" : "long";
6396                 }
6397                 fputs(result, fp);
6398                 fclose(fp);
6399         }
6400         ${cf_cv_main_return:-return}(0);
6401 }
6402                 ],
6403                 [cf_cv_typeof_chtype=`cat cf_test.out`],
6404                 [cf_cv_typeof_chtype=long],
6405                 [cf_cv_typeof_chtype=long])
6406                 rm -f cf_test.out
6407         ])
6408 AC_MSG_RESULT($cf_cv_typeof_chtype)
6409
6410 AC_SUBST(cf_cv_typeof_chtype)
6411 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype,[Define to actual type if needed for chtype])
6412 ])dnl
6413 dnl ---------------------------------------------------------------------------
6414 dnl CF_TYPE_SIGACTION version: 4 updated: 2012/10/06 17:56:13
6415 dnl -----------------
6416 dnl
6417 AC_DEFUN([CF_TYPE_SIGACTION],
6418 [
6419 AC_MSG_CHECKING([for type sigaction_t])
6420 AC_CACHE_VAL(cf_cv_type_sigaction,[
6421         AC_TRY_COMPILE([
6422 #include <signal.h>],
6423                 [sigaction_t x],
6424                 [cf_cv_type_sigaction=yes],
6425                 [cf_cv_type_sigaction=no])])
6426 AC_MSG_RESULT($cf_cv_type_sigaction)
6427 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION,1,[Define to 1 if we have the sigaction_t type])
6428 ])dnl
6429 dnl ---------------------------------------------------------------------------
6430 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6431 dnl --------------------
6432 dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
6433 dnl won't, but they're still there.
6434 AC_DEFUN([CF_UNSIGNED_LITERALS],
6435 [
6436 AC_MSG_CHECKING([if unsigned literals are legal])
6437 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6438         AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6439                 [cf_cv_unsigned_literals=yes],
6440                 [cf_cv_unsigned_literals=no])
6441         ])
6442 AC_MSG_RESULT($cf_cv_unsigned_literals)
6443 ])dnl
6444 dnl ---------------------------------------------------------------------------
6445 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6446 dnl --------
6447 dnl Make an uppercase version of a variable
6448 dnl $1=uppercase($2)
6449 AC_DEFUN([CF_UPPER],
6450 [
6451 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6452 ])dnl
6453 dnl ---------------------------------------------------------------------------
6454 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
6455 dnl -----------
6456 dnl Check for multibyte support, and if not found, utf8 compatibility library
6457 AC_DEFUN([CF_UTF8_LIB],
6458 [
6459 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6460         cf_save_LIBS="$LIBS"
6461         AC_TRY_LINK([
6462 #include <stdlib.h>],[putwc(0,0);],
6463         [cf_cv_utf8_lib=yes],
6464         [CF_FIND_LINKAGE([
6465 #include <libutf8.h>],[putwc(0,0);],utf8,
6466                 [cf_cv_utf8_lib=add-on],
6467                 [cf_cv_utf8_lib=no])
6468 ])])
6469
6470 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6471 # ncurses/ncursesw:
6472 if test "$cf_cv_utf8_lib" = "add-on" ; then
6473         AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
6474         CF_ADD_INCDIR($cf_cv_header_path_utf8)
6475         CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6476         CF_ADD_LIBS($cf_cv_library_file_utf8)
6477 fi
6478 ])dnl
6479 dnl ---------------------------------------------------------------------------
6480 dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
6481 dnl ----------
6482 dnl check for va_copy, part of stdarg.h
6483 dnl Also, workaround for glibc's __va_copy, by checking for both.
6484 AC_DEFUN([CF_VA_COPY],[
6485 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6486 AC_TRY_LINK([
6487 #include <stdarg.h>
6488 ],[
6489         static va_list dst;
6490         static va_list src;
6491         va_copy(dst, src)],
6492         cf_cv_have_va_copy=yes,
6493         cf_cv_have_va_copy=no)])
6494
6495 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
6496
6497 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6498 AC_TRY_LINK([
6499 #include <stdarg.h>
6500 ],[
6501         static va_list dst;
6502         static va_list src;
6503         __va_copy(dst, src)],
6504         cf_cv_have___va_copy=yes,
6505         cf_cv_have___va_copy=no)])
6506
6507 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
6508 ])
6509 dnl ---------------------------------------------------------------------------
6510 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6511 dnl ----------
6512 dnl Use AC_VERBOSE w/o the warnings
6513 AC_DEFUN([CF_VERBOSE],
6514 [test -n "$verbose" && echo "   $1" 1>&AC_FD_MSG
6515 CF_MSG_LOG([$1])
6516 ])dnl
6517 dnl ---------------------------------------------------------------------------
6518 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
6519 dnl -------------
6520 dnl Check if type wide-character type $1 is declared, and if so, which header
6521 dnl file is needed.  The second parameter is used to set a shell variable when
6522 dnl the type is not found.  The first parameter sets a shell variable for the
6523 dnl opposite sense.
6524 AC_DEFUN([CF_WCHAR_TYPE],
6525 [
6526 # This is needed on Tru64 5.0 to declare $1
6527 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6528 AC_TRY_COMPILE([
6529 #include <stdlib.h>
6530 #include <stdarg.h>
6531 #include <stdio.h>
6532 #ifdef HAVE_LIBUTF8_H
6533 #include <libutf8.h>
6534 #endif],
6535         [$1 state],
6536         [cf_cv_$1=no],
6537         [AC_TRY_COMPILE([
6538 #include <stdlib.h>
6539 #include <stdarg.h>
6540 #include <stdio.h>
6541 #include <wchar.h>
6542 #ifdef HAVE_LIBUTF8_H
6543 #include <libutf8.h>
6544 #endif],
6545         [$1 value],
6546         [cf_cv_$1=yes],
6547         [cf_cv_$1=unknown])])])
6548
6549 if test "$cf_cv_$1" = yes ; then
6550         AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
6551         NEED_WCHAR_H=1
6552 fi
6553
6554 ifelse([$2],,,[
6555 # if we do not find $1 in either place, use substitution to provide a fallback.
6556 if test "$cf_cv_$1" = unknown ; then
6557         $2=1
6558 fi
6559 ])
6560 ifelse($3,,,[
6561 # if we find $1 in either place, use substitution to provide a fallback.
6562 if test "$cf_cv_$1" != unknown ; then
6563         $3=1
6564 fi
6565 ])
6566 ])dnl
6567 dnl ---------------------------------------------------------------------------
6568 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6569 dnl ---------------
6570 dnl Check for compiler-support for weak symbols.
6571 dnl This works with "recent" gcc.
6572 AC_DEFUN([CF_WEAK_SYMBOLS],[
6573 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6574
6575 AC_TRY_COMPILE([
6576 #include <stdio.h>],
6577 [
6578 #if defined(__GNUC__)
6579 #  if defined __USE_ISOC99
6580 #    define _cat_pragma(exp)    _Pragma(#exp)
6581 #    define _weak_pragma(exp)   _cat_pragma(weak name)
6582 #  else
6583 #    define _weak_pragma(exp)
6584 #  endif
6585 #  define _declare(name)        __extension__ extern __typeof__(name) name
6586 #  define weak_symbol(name)     _weak_pragma(name) _declare(name) __attribute__((weak))
6587 #endif
6588
6589 weak_symbol(fopen);
6590 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6591 ])
6592 ])dnl
6593 dnl ---------------------------------------------------------------------------
6594 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6595 dnl -------------------
6596 dnl Allow library's ABI to be overridden.  Generally this happens when a
6597 dnl packager has incremented the ABI past that used in the original package,
6598 dnl and wishes to keep doing this.
6599 dnl
6600 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6601 dnl symbol.
6602 AC_DEFUN([CF_WITH_ABI_VERSION],[
6603 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6604 AC_ARG_WITH(abi-version,
6605 [  --with-abi-version=XXX  override derived ABI version],
6606 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6607  cf_cv_abi_version=$withval])
6608  CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6609 ifelse($1,,,[
6610 $1_ABI=$cf_cv_abi_version
6611 ])
6612 ])dnl
6613 dnl ---------------------------------------------------------------------------
6614 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6615 dnl --------------------
6616 dnl Command-line option to specify the Ada95 compiler.
6617 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6618 AC_MSG_CHECKING(for ada-compiler)
6619 AC_ARG_WITH(ada-compiler,
6620         [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6621         [cf_ada_compiler=$withval],
6622         [cf_ada_compiler=gnatmake])
6623 AC_SUBST(cf_ada_compiler)
6624 AC_MSG_RESULT($cf_ada_compiler)
6625 ])dnl
6626 dnl ---------------------------------------------------------------------------
6627 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6628 dnl -------------------
6629 dnl Command-line option to specify where Ada includes will install.
6630 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6631 AC_MSG_CHECKING(for ada-include)
6632 CF_WITH_PATH(ada-include,
6633    [  --with-ada-include=DIR  Ada includes are in DIR],
6634    ADA_INCLUDE,
6635    PREFIX/share/ada/adainclude,
6636    [$]prefix/share/ada/adainclude)
6637 AC_SUBST(ADA_INCLUDE)
6638 AC_MSG_RESULT($ADA_INCLUDE)
6639 ])dnl
6640 dnl ---------------------------------------------------------------------------
6641 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6642 dnl -------------------
6643 dnl Command-line option to specify where Ada objects will install.
6644 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6645 AC_MSG_CHECKING(for ada-objects)
6646 CF_WITH_PATH(ada-objects,
6647    [  --with-ada-objects=DIR  Ada objects are in DIR],
6648    ADA_OBJECTS,
6649    PREFIX/lib/ada/adalib,
6650    [$]prefix/lib/ada/adalib)
6651 AC_SUBST(ADA_OBJECTS)
6652 AC_MSG_RESULT($ADA_OBJECTS)
6653 ])dnl
6654 dnl ---------------------------------------------------------------------------
6655 dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
6656 dnl ---------------------
6657 dnl Command-line option to specify if an Ada95 shared-library should be built,
6658 dnl and optionally what its soname should be.
6659 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6660 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6661 AC_ARG_WITH(ada-sharedlib,
6662         [  --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
6663         [with_ada_sharedlib=$withval],
6664         [with_ada_sharedlib=no])
6665 AC_MSG_RESULT($with_ada_sharedlib)
6666
6667 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6668 MAKE_ADA_SHAREDLIB="#"
6669
6670 if test "x$with_ada_sharedlib" != xno
6671 then
6672         MAKE_ADA_SHAREDLIB=
6673         if test "x$with_ada_sharedlib" != xyes
6674         then
6675                 ADA_SHAREDLIB="$with_ada_sharedlib"
6676         fi
6677 fi
6678
6679 AC_SUBST(ADA_SHAREDLIB)
6680 AC_SUBST(MAKE_ADA_SHAREDLIB)
6681 ])dnl
6682 dnl ---------------------------------------------------------------------------
6683 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6684 dnl ----------------
6685 dnl Configure-option for dbmalloc.  The optional parameter is used to override
6686 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6687 AC_DEFUN([CF_WITH_DBMALLOC],[
6688 CF_NO_LEAKS_OPTION(dbmalloc,
6689         [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
6690         [USE_DBMALLOC])
6691
6692 if test "$with_dbmalloc" = yes ; then
6693         AC_CHECK_HEADER(dbmalloc.h,
6694                 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6695 fi
6696 ])dnl
6697 dnl ---------------------------------------------------------------------------
6698 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6699 dnl ---------------
6700 dnl Configure-option for dmalloc.  The optional parameter is used to override
6701 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6702 AC_DEFUN([CF_WITH_DMALLOC],[
6703 CF_NO_LEAKS_OPTION(dmalloc,
6704         [  --with-dmalloc          test: use Gray Watson's dmalloc library],
6705         [USE_DMALLOC])
6706
6707 if test "$with_dmalloc" = yes ; then
6708         AC_CHECK_HEADER(dmalloc.h,
6709                 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6710 fi
6711 ])dnl
6712 dnl ---------------------------------------------------------------------------
6713 dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13
6714 dnl -----------
6715 dnl
6716 dnl The option parameter (if neither yes/no) is assumed to be the name of
6717 dnl the gpm library, e.g., for dynamic loading.
6718 AC_DEFUN([CF_WITH_GPM],
6719 [
6720 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6721 AC_ARG_WITH(gpm,
6722         [  --with-gpm              use Alessandro Rubini's GPM library],
6723         [with_gpm=$withval],
6724         [with_gpm=maybe])
6725 AC_MSG_RESULT($with_gpm)
6726
6727 if test "$with_gpm" != no ; then
6728         AC_CHECK_HEADER(gpm.h,[
6729                 AC_DEFINE(HAVE_GPM_H,1,[Define to 1 if we have gpm.h header])
6730                 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6731                         CF_VERBOSE(assuming we really have GPM library)
6732                         AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
6733                 else
6734                         AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6735                                 AC_MSG_ERROR(Cannot link with GPM library)
6736                 fi
6737                 with_gpm=yes
6738                 ])
6739         ],[
6740                 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6741                 with_gpm=no
6742         ])
6743 fi
6744 ])
6745 dnl ---------------------------------------------------------------------------
6746 dnl CF_WITH_LIBTOOL version: 30 updated: 2013/09/07 13:54:05
6747 dnl ---------------
6748 dnl Provide a configure option to incorporate libtool.  Define several useful
6749 dnl symbols for the makefile rules.
6750 dnl
6751 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6752 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6753 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6754 dnl But that still does not work properly since the macro is expanded outside
6755 dnl the CF_WITH_LIBTOOL macro:
6756 dnl
6757 dnl     #!/bin/sh
6758 dnl     ACLOCAL=`aclocal --print-ac-dir`
6759 dnl     if test -z "$ACLOCAL" ; then
6760 dnl             echo cannot find aclocal directory
6761 dnl             exit 1
6762 dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
6763 dnl             echo cannot find libtool.m4 file
6764 dnl             exit 1
6765 dnl     fi
6766 dnl
6767 dnl     LOCAL=aclocal.m4
6768 dnl     ORIG=aclocal.m4.orig
6769 dnl
6770 dnl     trap "mv $ORIG $LOCAL" 0 1 2 5 15
6771 dnl     rm -f $ORIG
6772 dnl     mv $LOCAL $ORIG
6773 dnl
6774 dnl     # sed the LIBTOOL= assignment to omit the current directory?
6775 dnl     sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6776 dnl     cat $ORIG >>$LOCAL
6777 dnl
6778 dnl     autoconf-257 $*
6779 dnl
6780 AC_DEFUN([CF_WITH_LIBTOOL],
6781 [
6782 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6783 ifdef([AC_PROG_LIBTOOL],,[
6784 LIBTOOL=
6785 ])
6786 # common library maintenance symbols that are convenient for libtool scripts:
6787 LIB_CREATE='${AR} -cr'
6788 LIB_OBJECT='${OBJECTS}'
6789 LIB_SUFFIX=.a
6790 LIB_PREP="$RANLIB"
6791
6792 # symbols used to prop libtool up to enable it to determine what it should be
6793 # doing:
6794 LIB_CLEAN=
6795 LIB_COMPILE=
6796 LIB_LINK='${CC}'
6797 LIB_INSTALL=
6798 LIB_UNINSTALL=
6799
6800 AC_MSG_CHECKING(if you want to build libraries with libtool)
6801 AC_ARG_WITH(libtool,
6802         [  --with-libtool          generate libraries with libtool],
6803         [with_libtool=$withval],
6804         [with_libtool=no])
6805 AC_MSG_RESULT($with_libtool)
6806 if test "$with_libtool" != "no"; then
6807 ifdef([AC_PROG_LIBTOOL],[
6808         # missing_content_AC_PROG_LIBTOOL{{
6809         AC_PROG_LIBTOOL
6810         # missing_content_AC_PROG_LIBTOOL}}
6811 ],[
6812         if test "$with_libtool" != "yes" ; then
6813                 CF_PATH_SYNTAX(with_libtool)
6814                 LIBTOOL=$with_libtool
6815         else
6816                 AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none)
6817                 CF_LIBTOOL_VERSION
6818                 if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool
6819                 then
6820                         CF_FORGET_TOOL(LIBTOOL)
6821                         AC_CHECK_TOOLS(LIBTOOL,[glibtool],none)
6822                         CF_LIBTOOL_VERSION
6823                 fi
6824         fi
6825         if test -z "$LIBTOOL" ; then
6826                 AC_MSG_ERROR(Cannot find libtool)
6827         fi
6828 ])dnl
6829         LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6830         LIB_OBJECT='${OBJECTS:.o=.lo}'
6831         LIB_SUFFIX=.la
6832         LIB_CLEAN='${LIBTOOL} --mode=clean'
6833         LIB_COMPILE='${LIBTOOL} --mode=compile'
6834         LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6835         LIB_INSTALL='${LIBTOOL} --mode=install'
6836         LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6837         LIB_PREP=:
6838
6839         CF_CHECK_LIBTOOL_VERSION
6840
6841         # special hack to add -no-undefined (which libtool should do for itself)
6842         LT_UNDEF=
6843         case "$cf_cv_system_name" in #(vi
6844         cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi
6845                 LT_UNDEF=-no-undefined
6846                 ;;
6847         esac
6848         AC_SUBST([LT_UNDEF])
6849
6850         # special hack to add --tag option for C++ compiler
6851         case $cf_cv_libtool_version in #(vi
6852         1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6853                 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6854                 LIBTOOL="$LIBTOOL --tag=CC"
6855                 ;;
6856         *)
6857                 LIBTOOL_CXX="$LIBTOOL"
6858                 ;;
6859         esac
6860 else
6861         LIBTOOL=""
6862         LIBTOOL_CXX=""
6863 fi
6864
6865 test -z "$LIBTOOL" && ECHO_LT=
6866
6867 AC_SUBST(LIBTOOL)
6868 AC_SUBST(LIBTOOL_CXX)
6869 AC_SUBST(LIBTOOL_OPTS)
6870
6871 AC_SUBST(LIB_CREATE)
6872 AC_SUBST(LIB_OBJECT)
6873 AC_SUBST(LIB_SUFFIX)
6874 AC_SUBST(LIB_PREP)
6875
6876 AC_SUBST(LIB_CLEAN)
6877 AC_SUBST(LIB_COMPILE)
6878 AC_SUBST(LIB_LINK)
6879 AC_SUBST(LIB_INSTALL)
6880 AC_SUBST(LIB_UNINSTALL)
6881
6882 ])dnl
6883 dnl ---------------------------------------------------------------------------
6884 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
6885 dnl ------------------
6886 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
6887 dnl "lib" prefix, e.g., because it used the dll naming convention.
6888 dnl
6889 dnl $1 = variable to set
6890 AC_DEFUN([CF_WITH_LIB_PREFIX],
6891 [
6892 AC_MSG_CHECKING(if you want to have a library-prefix)
6893 AC_ARG_WITH(lib-prefix,
6894         [  --with-lib-prefix       override library-prefix],
6895         [with_lib_prefix=$withval],
6896         [with_lib_prefix=auto])
6897 AC_MSG_RESULT($with_lib_prefix)
6898
6899 if test $with_lib_prefix = auto
6900 then
6901         CF_LIB_PREFIX($1)
6902 elif test $with_lib_prefix = no
6903 then
6904         LIB_PREFIX=
6905 else
6906         LIB_PREFIX=$with_lib_prefix
6907 fi
6908 ])dnl
6909 dnl ---------------------------------------------------------------------------
6910 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
6911 dnl ------------
6912 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6913 dnl defaulting to yes/no.
6914 dnl
6915 dnl $1 = option name
6916 dnl $2 = help-text
6917 dnl $3 = environment variable to set
6918 dnl $4 = default value, shown in the help-message, must be a constant
6919 dnl $5 = default value, if it's an expression & cannot be in the help-message
6920 dnl
6921 AC_DEFUN([CF_WITH_PATH],
6922 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6923 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6924 if ifelse([$5],,true,[test -n "$5"]) ; then
6925 CF_PATH_SYNTAX(withval)
6926 fi
6927 eval $3="$withval"
6928 AC_SUBST($3)dnl
6929 ])dnl
6930 dnl ---------------------------------------------------------------------------
6931 dnl CF_WITH_PATHLIST version: 9 updated: 2012/10/18 05:05:24
6932 dnl ----------------
6933 dnl Process an option specifying a list of colon-separated paths.
6934 dnl
6935 dnl $1 = option name
6936 dnl $2 = help-text
6937 dnl $3 = environment variable to set
6938 dnl $4 = default value, shown in the help-message, must be a constant
6939 dnl $5 = default value, if it's an expression & cannot be in the help-message
6940 dnl $6 = flag to tell if we want to define or substitute
6941 dnl
6942 AC_DEFUN([CF_WITH_PATHLIST],[
6943 AC_REQUIRE([CF_PATHSEP])
6944 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6945 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6946
6947 IFS="${IFS:-    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6948 cf_dst_path=
6949 for cf_src_path in $withval
6950 do
6951   CF_PATH_SYNTAX(cf_src_path)
6952   test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}$PATH_SEPARATOR"
6953   cf_dst_path="${cf_dst_path}${cf_src_path}"
6954 done
6955 IFS="$ac_save_ifs"
6956
6957 ifelse($6,define,[
6958 # Strip single quotes from the value, e.g., when it was supplied as a literal
6959 # for $4 or $5.
6960 case $cf_dst_path in #(vi
6961 \'*)
6962   cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6963   ;;
6964 esac
6965 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6966 ])
6967
6968 # This may use the prefix/exec_prefix symbols which will only yield "NONE"
6969 # so we have to check/work around.  We do prefer the result of "eval"...
6970 eval cf_dst_eval="$cf_dst_path"
6971 case "x$cf_dst_eval" in #(vi
6972 xNONE*) #(vi
6973         $3=$cf_dst_path
6974         ;;
6975 *)
6976         $3="$cf_dst_eval"
6977         ;;
6978 esac
6979 AC_SUBST($3)dnl
6980
6981 ])dnl
6982 dnl ---------------------------------------------------------------------------
6983 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
6984 dnl -------------------------
6985 dnl Allow the choice of the pkg-config library directory to be overridden.
6986 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6987 if test "$PKG_CONFIG" != none ; then
6988         AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6989         AC_ARG_WITH(pkg-config-libdir,
6990                 [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
6991                 [PKG_CONFIG_LIBDIR=$withval],
6992                 [PKG_CONFIG_LIBDIR=yes])
6993
6994         case x$PKG_CONFIG_LIBDIR in #(vi
6995         x/*) #(vi
6996                 ;;
6997         xyes) #(vi
6998                 # look for the library directory using the same prefix as the executable
6999                 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
7000                 case x`(arch) 2>/dev/null` in #(vi
7001                 *64) #(vi
7002                         for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
7003                         do
7004                                 if test -d $cf_config/pkgconfig
7005                                 then
7006                                         PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
7007                                         break
7008                                 fi
7009                         done
7010                         ;;
7011                 *)
7012                         PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
7013                         ;;
7014                 esac
7015                 ;;
7016         *)
7017                 ;;
7018         esac
7019
7020         AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
7021 fi
7022
7023 AC_SUBST(PKG_CONFIG_LIBDIR)
7024 ])dnl
7025 dnl ---------------------------------------------------------------------------
7026 dnl CF_WITH_PTHREAD version: 6 updated: 2012/10/06 17:41:51
7027 dnl ---------------
7028 dnl Check for POSIX thread library.
7029 AC_DEFUN([CF_WITH_PTHREAD],
7030 [
7031 AC_MSG_CHECKING(if you want to link with the pthread library)
7032 AC_ARG_WITH(pthread,
7033     [  --with-pthread          use POSIX thread library],
7034     [with_pthread=$withval],
7035     [with_pthread=no])
7036 AC_MSG_RESULT($with_pthread)
7037
7038 if test "$with_pthread" != no ; then
7039     AC_CHECK_HEADER(pthread.h,[
7040         AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
7041
7042         for cf_lib_pthread in pthread c_r
7043         do
7044             AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
7045             cf_save_LIBS="$LIBS"
7046             CF_ADD_LIB($cf_lib_pthread)
7047             AC_TRY_LINK([
7048 #include <pthread.h>
7049 ],[
7050                 int rc = pthread_create(0,0,0,0);
7051                 int r2 = pthread_mutexattr_settype(0, 0);
7052 ],[with_pthread=yes],[with_pthread=no])
7053             LIBS="$cf_save_LIBS"
7054             AC_MSG_RESULT($with_pthread)
7055             test "$with_pthread" = yes && break
7056         done
7057
7058         if test "$with_pthread" = yes ; then
7059             CF_ADD_LIB($cf_lib_pthread)
7060             AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
7061         else
7062             AC_MSG_ERROR(Cannot link with pthread library)
7063         fi
7064     ])
7065 fi
7066 ])
7067 dnl ---------------------------------------------------------------------------
7068 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
7069 dnl -------------------
7070 dnl Allow library's release-version to be overridden.  Generally this happens when a
7071 dnl packager has incremented the release-version past that used in the original package,
7072 dnl and wishes to keep doing this.
7073 dnl
7074 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
7075 dnl and {package}_MINOR symbols
7076 dnl symbol.
7077 AC_DEFUN([CF_WITH_REL_VERSION],[
7078 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
7079 AC_ARG_WITH(rel-version,
7080 [  --with-rel-version=XXX  override derived release version],
7081 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
7082  cf_cv_rel_version=$withval])
7083 ifelse($1,,[
7084  CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
7085 ],[
7086  $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
7087  $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
7088  CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
7089  CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
7090 ])
7091 ])dnl
7092 dnl ---------------------------------------------------------------------------
7093 dnl CF_WITH_SYSMOUSE version: 3 updated: 2012/10/06 17:56:13
7094 dnl ----------------
7095 dnl If we can compile with sysmouse, make it available unless it is not wanted.
7096 AC_DEFUN([CF_WITH_SYSMOUSE],[
7097 # not everyone has "test -c"
7098 if test -c /dev/sysmouse 2>/dev/null ; then
7099 AC_MSG_CHECKING(if you want to use sysmouse)
7100 AC_ARG_WITH(sysmouse,
7101         [  --with-sysmouse         use sysmouse (FreeBSD console)],
7102         [cf_with_sysmouse=$withval],
7103         [cf_with_sysmouse=maybe])
7104         if test "$cf_with_sysmouse" != no ; then
7105         AC_TRY_COMPILE([
7106 #include <osreldate.h>
7107 #if (__FreeBSD_version >= 400017)
7108 #include <sys/consio.h>
7109 #include <sys/fbio.h>
7110 #else
7111 #include <machine/console.h>
7112 #endif
7113 ],[
7114         struct mouse_info the_mouse;
7115         ioctl(0, CONS_MOUSECTL, &the_mouse);
7116 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
7117         fi
7118 AC_MSG_RESULT($cf_with_sysmouse)
7119 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE,1,[Define to 1 if we can/should use the sysmouse interface])
7120 fi
7121 ])dnl
7122 dnl ---------------------------------------------------------------------------
7123 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
7124 dnl ---------------
7125 dnl For testing, override the derived host system-type which is used to decide
7126 dnl things such as the linker commands used to build shared libraries.  This is
7127 dnl normally chosen automatically based on the type of system which you are
7128 dnl building on.  We use it for testing the configure script.
7129 dnl
7130 dnl This is different from the --host option: it is used only for testing parts
7131 dnl of the configure script which would not be reachable with --host since that
7132 dnl relies on the build environment being real, rather than mocked up.
7133 AC_DEFUN([CF_WITH_SYSTYPE],[
7134 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
7135 AC_ARG_WITH(system-type,
7136         [  --with-system-type=XXX  test: override derived host system-type],
7137 [AC_MSG_WARN(overriding system type to $withval)
7138         cf_cv_system_name=$withval
7139         host_os=$withval
7140 ])
7141 ])dnl
7142 dnl ---------------------------------------------------------------------------
7143 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
7144 dnl ----------------
7145 AC_DEFUN([CF_WITH_VALGRIND],[
7146 CF_NO_LEAKS_OPTION(valgrind,
7147         [  --with-valgrind         test: use valgrind],
7148         [USE_VALGRIND])
7149 ])dnl
7150 dnl ---------------------------------------------------------------------------
7151 dnl CF_XOPEN_SOURCE version: 46 updated: 2014/02/09 19:30:15
7152 dnl ---------------
7153 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
7154 dnl or adapt to the vendor's definitions to get equivalent functionality,
7155 dnl without losing the common non-POSIX features.
7156 dnl
7157 dnl Parameters:
7158 dnl     $1 is the nominal value for _XOPEN_SOURCE
7159 dnl     $2 is the nominal value for _POSIX_C_SOURCE
7160 AC_DEFUN([CF_XOPEN_SOURCE],[
7161 AC_REQUIRE([AC_CANONICAL_HOST])
7162
7163 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
7164 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
7165 cf_xopen_source=
7166
7167 case $host_os in #(vi
7168 aix[[4-7]]*) #(vi
7169         cf_xopen_source="-D_ALL_SOURCE"
7170         ;;
7171 cygwin|msys) #(vi
7172         cf_XOPEN_SOURCE=600
7173         ;;
7174 darwin[[0-8]].*) #(vi
7175         cf_xopen_source="-D_APPLE_C_SOURCE"
7176         ;;
7177 darwin*) #(vi
7178         cf_xopen_source="-D_DARWIN_C_SOURCE"
7179         cf_XOPEN_SOURCE=
7180         ;;
7181 freebsd*|dragonfly*) #(vi
7182         # 5.x headers associate
7183         #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
7184         #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
7185         cf_POSIX_C_SOURCE=200112L
7186         cf_XOPEN_SOURCE=600
7187         cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
7188         ;;
7189 hpux11*) #(vi
7190         cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
7191         ;;
7192 hpux*) #(vi
7193         cf_xopen_source="-D_HPUX_SOURCE"
7194         ;;
7195 irix[[56]].*) #(vi
7196         cf_xopen_source="-D_SGI_SOURCE"
7197         cf_XOPEN_SOURCE=
7198         ;;
7199 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
7200         CF_GNU_SOURCE
7201         ;;
7202 mirbsd*) #(vi
7203         # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
7204         cf_XOPEN_SOURCE=
7205         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7206         ;;
7207 netbsd*) #(vi
7208         cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
7209         ;;
7210 openbsd[[4-9]]*) #(vi
7211         # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
7212         cf_xopen_source="-D_BSD_SOURCE"
7213         cf_XOPEN_SOURCE=600
7214         ;;
7215 openbsd*) #(vi
7216         # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
7217         ;;
7218 osf[[45]]*) #(vi
7219         cf_xopen_source="-D_OSF_SOURCE"
7220         ;;
7221 nto-qnx*) #(vi
7222         cf_xopen_source="-D_QNX_SOURCE"
7223         ;;
7224 sco*) #(vi
7225         # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
7226         ;;
7227 solaris2.*) #(vi
7228         cf_xopen_source="-D__EXTENSIONS__"
7229         cf_cv_xopen_source=broken
7230         ;;
7231 *)
7232         CF_TRY_XOPEN_SOURCE
7233         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7234         ;;
7235 esac
7236
7237 if test -n "$cf_xopen_source" ; then
7238         CF_ADD_CFLAGS($cf_xopen_source)
7239 fi
7240
7241 dnl In anything but the default case, we may have system-specific setting
7242 dnl which is still not guaranteed to provide all of the entrypoints that
7243 dnl _XOPEN_SOURCE would yield.
7244 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
7245         AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
7246         AC_TRY_COMPILE([#include <stdlib.h>],[
7247 #ifndef _XOPEN_SOURCE
7248 make an error
7249 #endif],
7250         [cf_XOPEN_SOURCE_set=yes],
7251         [cf_XOPEN_SOURCE_set=no])
7252         AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
7253         if test $cf_XOPEN_SOURCE_set = yes
7254         then
7255                 AC_TRY_COMPILE([#include <stdlib.h>],[
7256 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
7257 make an error
7258 #endif],
7259                 [cf_XOPEN_SOURCE_set_ok=yes],
7260                 [cf_XOPEN_SOURCE_set_ok=no])
7261                 if test $cf_XOPEN_SOURCE_set_ok = no
7262                 then
7263                         AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
7264                 fi
7265         else
7266                 CF_TRY_XOPEN_SOURCE
7267         fi
7268 fi
7269 ])