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 1.690 2014/05/10 21:07:38 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: 4 updated: 2013/03/04 19:52:56
  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], ,[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: 1 updated: 2010/06/02 05:03:05
 313 dnl -----------
 314 dnl Add one or more libraries, used to enforce consistency.
 315 dnl
 316 dnl $1 = libraries to add, with the "-l", etc.
 317 dnl $2 = variable to update (default $LIBS)
 318 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 319 dnl ---------------------------------------------------------------------------
 320 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
 321 dnl ------------------
 322 dnl Append to a search-list for a nonstandard header/lib-file
 323 dnl     $1 = the variable to return as result
 324 dnl     $2 = the package name
 325 dnl     $3 = the subdirectory, e.g., bin, include or lib
 326 dnl $4 = the directory under which we will test for subdirectories
 327 dnl $5 = a directory that we do not want $4 to match
 328 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 329 [
 330 test "x$4" != "x$5" && \
 331 test -d "$4" && \
 332 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
 333         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 334         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 335         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 336         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 337         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 338         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 339 }
 340 ])dnl
 341 dnl ---------------------------------------------------------------------------
 342 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 343 dnl --------------
 344 dnl Allow user to disable a normally-on option.
 345 AC_DEFUN([CF_ARG_DISABLE],
 346 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 347 dnl ---------------------------------------------------------------------------
 348 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 349 dnl -------------
 350 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 351 dnl values.
 352 dnl
 353 dnl Parameters:
 354 dnl $1 = option name
 355 dnl $2 = help-string
 356 dnl $3 = action to perform if option is not default
 357 dnl $4 = action if perform if option is default
 358 dnl $5 = default option value (either 'yes' or 'no')
 359 AC_DEFUN([CF_ARG_OPTION],
 360 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 361   if test "$enableval" != "$5" ; then
 362 ifelse([$3],,[    :]dnl
 363 ,[    $3]) ifelse([$4],,,[
 364   else
 365     $4])
 366   fi],[enableval=$5 ifelse([$4],,,[
 367   $4
 368 ])dnl
 369   ])])dnl
 370 dnl ---------------------------------------------------------------------------
 371 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 372 dnl -----------
 373 dnl Check for suitable "ar" (archiver) options for updating an archive.
 374 AC_DEFUN([CF_AR_FLAGS],[
 375 AC_REQUIRE([CF_PROG_AR])
 376
 377 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 378         cf_cv_ar_flags=unknown
 379         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 380         do
 381
 382                 # check if $ARFLAGS already contains this choice
 383                 if test "x$ARFLAGS" != "x" ; then
 384                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 385                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 386                                 cf_cv_ar_flags=
 387                                 break
 388                         fi
 389                 fi
 390
 391                 rm -f conftest.$ac_cv_objext
 392                 rm -f conftest.a
 393
 394                 cat >conftest.$ac_ext <<EOF
 395 #line __oline__ "configure"
 396 int     testdata[[3]] = { 123, 456, 789 };
 397 EOF
 398                 if AC_TRY_EVAL(ac_compile) ; then
 399                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 400                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 401                         if test -f conftest.a ; then
 402                                 cf_cv_ar_flags=$cf_ar_flags
 403                                 break
 404                         fi
 405                 else
 406                         CF_VERBOSE(cannot compile test-program)
 407                         break
 408                 fi
 409         done
 410         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 411 ])
 412
 413 if test -n "$ARFLAGS" ; then
 414         if test -n "$cf_cv_ar_flags" ; then
 415                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 416         fi
 417 else
 418         ARFLAGS=$cf_cv_ar_flags
 419 fi
 420
 421 AC_SUBST(ARFLAGS)
 422 ])
 423 dnl ---------------------------------------------------------------------------
 424 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 425 dnl -----------------
 426 dnl Check if awk can handle big strings using printf.  Some older versions of
 427 dnl awk choke on large strings passed via "%s".
 428 dnl
 429 dnl $1 = desired string size
 430 dnl $2 = variable to set with result
 431 AC_DEFUN([CF_AWK_BIG_PRINTF],
 432 [
 433         case x$AWK in #(vi
 434         x)
 435                 eval $2=no
 436                 ;;
 437         *) #(vi
 438                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
 439                         | $AWK '{ printf "%d\n", length([$]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
 440                         eval $2=yes
 441                 else
 442                         eval $2=no
 443                 fi
 444                 ;;
 445         esac
 446 ])dnl
 447 dnl ---------------------------------------------------------------------------
 448 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 449 dnl ------------
 450 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 451 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 452 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 453 dnl
 454 dnl Treat the configuration-variable specially here, since we're directly
 455 dnl substituting its value (i.e., 1/0).
 456 dnl
 457 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 458 AC_DEFUN([CF_BOOL_DECL],
 459 [
 460 AC_MSG_CHECKING(if we should include stdbool.h)
 461
 462 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 463         AC_TRY_COMPILE([],[bool foo = false],
 464                 [cf_cv_header_stdbool_h=0],
 465                 [AC_TRY_COMPILE([
 466 #ifndef __BEOS__
 467 #include <stdbool.h>
 468 #endif
 469 ],[bool foo = false],
 470                         [cf_cv_header_stdbool_h=1],
 471                         [cf_cv_header_stdbool_h=0])])])
 472
 473 if test "$cf_cv_header_stdbool_h" = 1
 474 then    AC_MSG_RESULT(yes)
 475 else    AC_MSG_RESULT(no)
 476 fi
 477
 478 AC_MSG_CHECKING([for builtin bool type])
 479
 480 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 481         AC_TRY_COMPILE([
 482 #include <stdio.h>
 483 #include <sys/types.h>
 484 ],[bool x = false],
 485                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 486                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 487         ])
 488
 489 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 490 then    AC_MSG_RESULT(yes)
 491 else    AC_MSG_RESULT(no)
 492 fi
 493 ])dnl
 494 dnl ---------------------------------------------------------------------------
 495 dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21
 496 dnl ------------
 497 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 498 dnl Don't bother looking for bool.h, since it's been deprecated.
 499 dnl
 500 dnl If the current compiler is C rather than C++, we get the bool definition
 501 dnl from <stdbool.h>.
 502 AC_DEFUN([CF_BOOL_SIZE],
 503 [
 504 AC_MSG_CHECKING([for size of bool])
 505 AC_CACHE_VAL(cf_cv_type_of_bool,[
 506         rm -f cf_test.out
 507         AC_TRY_RUN([
 508 #include <stdlib.h>
 509 #include <stdio.h>
 510
 511 #if defined(__cplusplus)
 512
 513 #ifdef HAVE_GXX_BUILTIN_H
 514 #include <g++/builtin.h>
 515 #elif HAVE_GPP_BUILTIN_H
 516 #include <gpp/builtin.h>
 517 #elif HAVE_BUILTIN_H
 518 #include <builtin.h>
 519 #endif
 520
 521 #else
 522
 523 #if $cf_cv_header_stdbool_h
 524 #include <stdbool.h>
 525 #endif
 526
 527 #endif
 528
 529 int main()
 530 {
 531         FILE *fp = fopen("cf_test.out", "w");
 532         if (fp != 0) {
 533                 bool x = true;
 534                 if ((bool)(-x) >= 0)
 535                         fputs("unsigned ", fp);
 536                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 537                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 538                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 539                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 540                 fclose(fp);
 541         }
 542         ${cf_cv_main_return:-return}(0);
 543 }
 544                 ],
 545                 [cf_cv_type_of_bool=`cat cf_test.out`
 546                  if test -z "$cf_cv_type_of_bool"; then
 547                    cf_cv_type_of_bool=unknown
 548                  fi],
 549                 [cf_cv_type_of_bool=unknown],
 550                 [cf_cv_type_of_bool=unknown])
 551         ])
 552         rm -f cf_test.out
 553 AC_MSG_RESULT($cf_cv_type_of_bool)
 554 if test "$cf_cv_type_of_bool" = unknown ; then
 555         case .$NCURSES_BOOL in #(vi
 556         .auto|.) NCURSES_BOOL=unsigned;;
 557         esac
 558         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 559         cf_cv_type_of_bool=$NCURSES_BOOL
 560 fi
 561 ])dnl
 562 dnl ---------------------------------------------------------------------------
 563 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
 564 dnl -----------
 565 dnl If we're cross-compiling, allow the user to override the tools and their
 566 dnl options.  The configure script is oriented toward identifying the host
 567 dnl compiler, etc., but we need a build compiler to generate parts of the
 568 dnl source.
 569 dnl
 570 dnl $1 = default for $CPPFLAGS
 571 dnl $2 = default for $LIBS
 572 AC_DEFUN([CF_BUILD_CC],[
 573 CF_ACVERSION_CHECK(2.52,,
 574         [AC_REQUIRE([CF_PROG_EXT])])
 575 if test "$cross_compiling" = yes ; then
 576
 577         # defaults that we might want to override
 578         : ${BUILD_CFLAGS:=''}
 579         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 580         : ${BUILD_LDFLAGS:=''}
 581         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 582         : ${BUILD_EXEEXT:='$x'}
 583         : ${BUILD_OBJEXT:='o'}
 584
 585         AC_ARG_WITH(build-cc,
 586                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 587                 [BUILD_CC="$withval"],
 588                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 589         AC_MSG_CHECKING(for native build C compiler)
 590         AC_MSG_RESULT($BUILD_CC)
 591
 592         AC_MSG_CHECKING(for native build C preprocessor)
 593         AC_ARG_WITH(build-cpp,
 594                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 595                 [BUILD_CPP="$withval"],
 596                 [BUILD_CPP='${BUILD_CC} -E'])
 597         AC_MSG_RESULT($BUILD_CPP)
 598
 599         AC_MSG_CHECKING(for native build C flags)
 600         AC_ARG_WITH(build-cflags,
 601                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 602                 [BUILD_CFLAGS="$withval"])
 603         AC_MSG_RESULT($BUILD_CFLAGS)
 604
 605         AC_MSG_CHECKING(for native build C preprocessor-flags)
 606         AC_ARG_WITH(build-cppflags,
 607                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 608                 [BUILD_CPPFLAGS="$withval"])
 609         AC_MSG_RESULT($BUILD_CPPFLAGS)
 610
 611         AC_MSG_CHECKING(for native build linker-flags)
 612         AC_ARG_WITH(build-ldflags,
 613                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 614                 [BUILD_LDFLAGS="$withval"])
 615         AC_MSG_RESULT($BUILD_LDFLAGS)
 616
 617         AC_MSG_CHECKING(for native build linker-libraries)
 618         AC_ARG_WITH(build-libs,
 619                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 620                 [BUILD_LIBS="$withval"])
 621         AC_MSG_RESULT($BUILD_LIBS)
 622
 623         # this assumes we're on Unix.
 624         BUILD_EXEEXT=
 625         BUILD_OBJEXT=o
 626
 627         : ${BUILD_CC:='${CC}'}
 628
 629         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 630                 AC_MSG_ERROR([Cross-build requires two compilers.
 631 Use --with-build-cc to specify the native compiler.])
 632         fi
 633
 634 else
 635         : ${BUILD_CC:='${CC}'}
 636         : ${BUILD_CPP:='${CPP}'}
 637         : ${BUILD_CFLAGS:='${CFLAGS}'}
 638         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 639         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 640         : ${BUILD_LIBS:='${LIBS}'}
 641         : ${BUILD_EXEEXT:='$x'}
 642         : ${BUILD_OBJEXT:='o'}
 643 fi
 644
 645 AC_SUBST(BUILD_CC)
 646 AC_SUBST(BUILD_CPP)
 647 AC_SUBST(BUILD_CFLAGS)
 648 AC_SUBST(BUILD_CPPFLAGS)
 649 AC_SUBST(BUILD_LDFLAGS)
 650 AC_SUBST(BUILD_LIBS)
 651 AC_SUBST(BUILD_EXEEXT)
 652 AC_SUBST(BUILD_OBJEXT)
 653 ])dnl
 654 dnl ---------------------------------------------------------------------------
 655 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
 656 dnl ---------------
 657 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 658 dnl into CC.  This will not help with broken scripts that wrap the compiler with
 659 dnl options, but eliminates a more common category of user confusion.
 660 AC_DEFUN([CF_CC_ENV_FLAGS],
 661 [
 662 # This should have been defined by AC_PROG_CC
 663 : ${CC:=cc}
 664
 665 AC_MSG_CHECKING(\$CC variable)
 666 case "$CC" in #(vi
 667 *[[\ \  ]]-[[IUD]]*)
 668         AC_MSG_RESULT(broken)
 669         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 670         # humor him...
 671         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
 672         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
 673         CF_ADD_CFLAGS($cf_flags)
 674         ;;
 675 *)
 676         AC_MSG_RESULT(ok)
 677         ;;
 678 esac
 679 ])dnl
 680 dnl ---------------------------------------------------------------------------
 681 dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05
 682 dnl ---------------
 683 dnl Determine the default configuration into which we'll install ncurses.  This
 684 dnl can be overridden by the user's command-line options.  There's two items to
 685 dnl look for:
 686 dnl     1. the prefix (e.g., /usr)
 687 dnl     2. the header files (e.g., /usr/include/ncurses)
 688 dnl We'll look for a previous installation of ncurses and use the same defaults.
 689 dnl
 690 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 691 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 692 dnl programs from a vendor's.
 693 AC_DEFUN([CF_CFG_DEFAULTS],
 694 [
 695 AC_MSG_CHECKING(for prefix)
 696 if test "x$prefix" = "xNONE" ; then
 697         case "$cf_cv_system_name" in
 698                 # non-vendor systems don't have a conflict
 699         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
 700                 prefix=/usr
 701                 ;;
 702         *)      prefix=$ac_default_prefix
 703                 ;;
 704         esac
 705 fi
 706 AC_MSG_RESULT($prefix)
 707
 708 if test "x$prefix" = "xNONE" ; then
 709 AC_MSG_CHECKING(for default include-directory)
 710 test -n "$verbose" && echo 1>&AC_FD_MSG
 711 for cf_symbol in \
 712         $includedir \
 713         $includedir/ncurses \
 714         $prefix/include \
 715         $prefix/include/ncurses \
 716         /usr/local/include \
 717         /usr/local/include/ncurses \
 718         /usr/include \
 719         /usr/include/ncurses
 720 do
 721         cf_dir=`eval echo $cf_symbol`
 722         if test -f $cf_dir/curses.h ; then
 723         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 724                 includedir="$cf_symbol"
 725                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 726                 break
 727         fi
 728         fi
 729         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 730 done
 731 AC_MSG_RESULT($includedir)
 732 fi
 733 ])dnl
 734 dnl ---------------------------------------------------------------------------
 735 dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
 736 dnl ----------
 737 dnl Check if the terminal-capability database functions are available.  If not,
 738 dnl ncurses has a much-reduced version.
 739 AC_DEFUN([CF_CGETENT],[
 740 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 741 AC_TRY_LINK([
 742 #include <stdlib.h>],[
 743         char temp[128];
 744         char *buf = temp;
 745         char *db_array = temp;
 746         cgetent(&buf, &db_array, "vt100");
 747         cgetcap(buf, "tc", '=');
 748         cgetmatch(buf, "tc");
 749         ],
 750         [cf_cv_cgetent=yes],
 751         [cf_cv_cgetent=no])
 752 ])
 753
 754 if test "$cf_cv_cgetent" = yes
 755 then
 756         AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
 757 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
 758 AC_TRY_LINK([
 759 #include <stdlib.h>],[
 760         char temp[128];
 761         char *buf = temp;
 762 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
 763         const char *db_array = temp;
 764         cgetent(&buf, &db_array, "vt100");
 765 #endif
 766         cgetcap(buf, "tc", '=');
 767         cgetmatch(buf, "tc");
 768         ],
 769         [cf_cv_cgetent_const=yes],
 770         [cf_cv_cgetent_const=no])
 771 ])
 772         if test "$cf_cv_cgetent_const" = yes
 773         then
 774                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
 775         fi
 776 fi
 777 ])dnl
 778 dnl ---------------------------------------------------------------------------
 779 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
 780 dnl --------------
 781 dnl Check if we're accidentally using a cache from a different machine.
 782 dnl Derive the system name, as a check for reusing the autoconf cache.
 783 dnl
 784 dnl If we've packaged config.guess and config.sub, run that (since it does a
 785 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 786 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 787 dnl which is useful in cross-compiles.
 788 dnl
 789 dnl Note: we would use $ac_config_sub, but that is one of the places where
 790 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 791 AC_DEFUN([CF_CHECK_CACHE],
 792 [
 793 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 794         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 795         system_name="$host_os"
 796 else
 797         system_name="`(uname -s -r) 2>/dev/null`"
 798         if test -z "$system_name" ; then
 799                 system_name="`(hostname) 2>/dev/null`"
 800         fi
 801 fi
 802 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
 803 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 804
 805 test -z "$system_name" && system_name="$cf_cv_system_name"
 806 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 807
 808 if test ".$system_name" != ".$cf_cv_system_name" ; then
 809         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 810         AC_MSG_ERROR("Please remove config.cache and try again.")
 811 fi
 812 ])dnl
 813 dnl ---------------------------------------------------------------------------
 814 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 815 dnl --------------
 816 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 817 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 818 dnl ourselves.
 819 dnl
 820 dnl $1 = the name to check
 821 dnl $2 = the assumed type
 822 AC_DEFUN([CF_CHECK_ERRNO],
 823 [
 824 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 825     AC_TRY_COMPILE([
 826 #ifdef HAVE_STDLIB_H
 827 #include <stdlib.h>
 828 #endif
 829 #include <stdio.h>
 830 #include <sys/types.h>
 831 #include <errno.h> ],
 832     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 833     [cf_cv_dcl_$1=yes],
 834     [cf_cv_dcl_$1=no])
 835 ])
 836
 837 if test "$cf_cv_dcl_$1" = no ; then
 838     CF_UPPER(cf_result,decl_$1)
 839     AC_DEFINE_UNQUOTED($cf_result)
 840 fi
 841
 842 # It's possible (for near-UNIX clones) that the data doesn't exist
 843 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 844 ])dnl
 845 dnl ---------------------------------------------------------------------------
 846 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 847 dnl --------------------
 848 dnl Check for existence of external data in the current set of libraries.  If
 849 dnl we can modify it, it's real enough.
 850 dnl $1 = the name to check
 851 dnl $2 = its type
 852 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 853 [
 854 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 855     AC_TRY_LINK([
 856 #undef $1
 857 extern $2 $1;
 858 ],
 859     [$1 = 2],
 860     [cf_cv_have_$1=yes],
 861     [cf_cv_have_$1=no])
 862 ])
 863
 864 if test "$cf_cv_have_$1" = yes ; then
 865     CF_UPPER(cf_result,have_$1)
 866     AC_DEFINE_UNQUOTED($cf_result)
 867 fi
 868
 869 ])dnl
 870 dnl ---------------------------------------------------------------------------
 871 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
 872 dnl -------------------
 873 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 874 dnl is not "weak" - warn about this because it can create problems linking
 875 dnl applications with ncurses.
 876 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 877 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 878
 879 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 880 cf_cv_check_gpm_wgetch=unknown
 881 if test "$cross_compiling" != yes ; then
 882
 883 cat >conftest.$ac_ext <<CF_EOF
 884 #include <gpm.h>
 885 int main()
 886 {
 887         Gpm_Wgetch();
 888         ${cf_cv_main_return:-return}(0);
 889 }
 890 CF_EOF
 891
 892         cf_save_LIBS="$LIBS"
 893         # This only works if we can look at the symbol table.  If a shared
 894         # library is stripped for install, we cannot use that.  So we're forced
 895         # to rely on the static library, noting that some packagers may not
 896         # include it.
 897         LIBS="-static -lgpm -dynamic $LIBS"
 898         if AC_TRY_EVAL(ac_compile) ; then
 899                 if AC_TRY_EVAL(ac_link) ; then
 900                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 901                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 902                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 903                 fi
 904         fi
 905         rm -rf conftest*
 906         LIBS="$cf_save_LIBS"
 907 fi
 908 ])
 909
 910 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 911         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 912 fi
 913 ])])dnl
 914 dnl ---------------------------------------------------------------------------
 915 dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
 916 dnl ------------------------
 917 dnl Show the version of libtool
 918 dnl
 919 dnl Save the version in a cache variable - this is not entirely a good thing,
 920 dnl but the version string from libtool is very ugly, and for bug reports it
 921 dnl might be useful to have the original string.
 922 AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[
 923 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
 924 then
 925         AC_MSG_CHECKING(version of $LIBTOOL)
 926         CF_LIBTOOL_VERSION
 927         AC_MSG_RESULT($cf_cv_libtool_version)
 928         if test -z "$cf_cv_libtool_version" ; then
 929                 AC_MSG_ERROR(This is not GNU libtool)
 930         fi
 931 else
 932         AC_MSG_ERROR(GNU libtool has not been found)
 933 fi
 934 ])dnl
 935 dnl ---------------------------------------------------------------------------
 936 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
 937 dnl ----------------
 938 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
 939 AC_DEFUN([CF_CHECK_WCHAR_H],[
 940 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
 941 AC_TRY_COMPILE(
 942 [
 943 #include <stdlib.h>
 944 #include <wchar.h>
 945 ],[
 946         wint_t foo = 0;
 947         int bar = iswpunct(foo)],
 948         [cf_cv_wchar_h_okay=yes],
 949         [cf_cv_wchar_h_okay=no])])
 950
 951 if test $cf_cv_wchar_h_okay = no
 952 then
 953         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
 954 fi
 955 ])dnl
 956 dnl ---------------------------------------------------------------------------
 957 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
 958 dnl -----------------
 959 dnl Check if the given compiler is really clang.  clang's C driver defines
 960 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
 961 dnl not ignore some gcc options.
 962 dnl
 963 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
 964 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
 965 dnl the wrappers for gcc and g++ warnings.
 966 dnl
 967 dnl $1 = GCC (default) or GXX
 968 dnl $2 = CLANG_COMPILER (default)
 969 dnl $3 = CFLAGS (default) or CXXFLAGS
 970 AC_DEFUN([CF_CLANG_COMPILER],[
 971 ifelse([$2],,CLANG_COMPILER,[$2])=no
 972
 973 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 974         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
 975         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
 976         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
 977         AC_TRY_COMPILE([],[
 978 #ifdef __clang__
 979 #else
 980 make an error
 981 #endif
 982 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
 983 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 984 ],[])
 985         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
 986         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
 987 fi
 988 ])
 989 dnl ---------------------------------------------------------------------------
 990 dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
 991 dnl -----------------
 992 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
 993 dnl is a late feature for the standard and is not in some recent compilers
 994 dnl (1999/9/11).
 995 AC_DEFUN([CF_CPP_PARAM_INIT],
 996 [
 997 if test -n "$CXX"; then
 998 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
 999         AC_LANG_SAVE
1000         AC_LANG_CPLUSPLUS
1001         AC_TRY_RUN([
1002 class TEST {
1003 private:
1004         int value;
1005 public:
1006         TEST(int x = 1);
1007         ~TEST();
1008 };
1009
1010 TEST::TEST(int x = 1)   // some compilers do not like second initializer
1011 {
1012         value = x;
1013 }
1014 int main() { }
1015 ],
1016         [cf_cv_cpp_param_init=yes],
1017         [cf_cv_cpp_param_init=no],
1018         [cf_cv_cpp_param_init=unknown])
1019         AC_LANG_RESTORE
1020 ])
1021 fi
1022 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
1023 ])dnl
1024 dnl ---------------------------------------------------------------------------
1025 dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21
1026 dnl ------------------
1027 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1028 dnl not be supported in g++ before 3.0
1029 AC_DEFUN([CF_CPP_STATIC_CAST],
1030 [
1031 if test -n "$CXX"; then
1032
1033 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1034         AC_LANG_SAVE
1035         AC_LANG_CPLUSPLUS
1036
1037         AC_TRY_COMPILE([
1038 class NCursesPanel
1039 {
1040 public:
1041   NCursesPanel(int nlines,
1042                int ncols,
1043                int begin_y = 0,
1044                int begin_x = 0)
1045   {
1046   }
1047   NCursesPanel();
1048   ~NCursesPanel();
1049 };
1050
1051 template<class T> class NCursesUserPanel : public NCursesPanel
1052 {
1053 public:
1054   NCursesUserPanel (int nlines,
1055                     int ncols,
1056                     int begin_y = 0,
1057                     int begin_x = 0,
1058                     const T* p_UserData = static_cast<T*>(0))
1059     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1060   {
1061   };
1062   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1063   {
1064   };
1065
1066   virtual ~NCursesUserPanel() {};
1067 };
1068 ],[
1069         const char* p_UserData = static_cast<char*>(0)],
1070         [cf_cv_cpp_static_cast=yes],
1071         [cf_cv_cpp_static_cast=no])
1072
1073         AC_LANG_RESTORE
1074 ])
1075
1076 fi
1077
1078 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
1079 ])dnl
1080 dnl ---------------------------------------------------------------------------
1081 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1082 dnl ---------------
1083 dnl Setup special archiver flags for given compilers.
1084 AC_DEFUN([CF_CXX_AR_FLAGS],[
1085         CXX_AR='$(AR)'
1086         CXX_ARFLAGS='$(ARFLAGS)'
1087         case $cf_cv_system_name in #(vi
1088         irix*) #(vi
1089             if test "$GXX" != yes ; then
1090                 CXX_AR='$(CXX)'
1091                 CXX_ARFLAGS='-ar -o'
1092             fi
1093             ;;
1094         sco3.2v5*) #(vi
1095             CXXLDFLAGS="-u main"
1096             ;;
1097         solaris2*)
1098             if test "$GXX" != yes ; then
1099                 CXX_AR='$(CXX)'
1100                 CXX_ARFLAGS='-xar -o'
1101             fi
1102             ;;
1103         esac
1104         AC_SUBST(CXXLDFLAGS)
1105         AC_SUBST(CXX_AR)
1106         AC_SUBST(CXX_ARFLAGS)
1107 ])dnl
1108 dnl ---------------------------------------------------------------------------
1109 dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
1110 dnl -------------------------
1111 dnl For c++, check if iostream uses "std::" namespace.
1112 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1113 AC_CHECK_HEADERS(iostream)
1114 if test x"$ac_cv_header_iostream" = xyes ; then
1115         AC_MSG_CHECKING(if iostream uses std-namespace)
1116         AC_TRY_COMPILE([
1117 #include <iostream>
1118 using std::endl;
1119 using std::cerr;],[
1120 cerr << "testing" << endl;
1121 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1122         AC_MSG_RESULT($cf_iostream_namespace)
1123         if test "$cf_iostream_namespace" = yes ; then
1124                 AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
1125         fi
1126 fi
1127 ])dnl
1128 dnl ---------------------------------------------------------------------------
1129 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1130 dnl -----------
1131 dnl Check if the C compiler supports "inline".
1132 dnl $1 is the name of a shell variable to set if inline is supported
1133 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1134 AC_DEFUN([CF_C_INLINE],[
1135 AC_C_INLINE
1136 $1=
1137 if test "$ac_cv_c_inline" != no ; then
1138   $1=inline
1139   if test "$INTEL_COMPILER" = yes
1140   then
1141     :
1142   elif test "$CLANG_COMPILER" = yes
1143   then
1144     :
1145   elif test "$GCC" = yes
1146   then
1147     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1148       cf_save_CFLAGS=$CFLAGS
1149       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1150       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1151       [${cf_cv_main_return:-return} foo()],
1152       [cf_cv_gcc_inline=yes],
1153       [cf_cv_gcc_inline=no])
1154       CFLAGS=$cf_save_CFLAGS
1155     ])
1156     if test "$cf_cv_gcc_inline" = yes ; then
1157         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1158     fi
1159   fi
1160 fi
1161 AC_SUBST($1)
1162 ])dnl
1163 dnl ---------------------------------------------------------------------------
1164 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1165 dnl ----------
1166 dnl "dirname" is not portable, so we fake it with a shell script.
1167 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1168 dnl ---------------------------------------------------------------------------
1169 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1170 dnl ---------------
1171 AC_DEFUN([CF_DIRS_TO_MAKE],
1172 [
1173 DIRS_TO_MAKE="lib"
1174 for cf_item in $cf_list_models
1175 do
1176         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1177         for cf_item2 in $DIRS_TO_MAKE
1178         do
1179                 test $cf_item2 = $cf_subdir && break
1180         done
1181         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1182 done
1183 for cf_dir in $DIRS_TO_MAKE
1184 do
1185         test ! -d $cf_dir && mkdir $cf_dir
1186 done
1187 AC_SUBST(DIRS_TO_MAKE)
1188 ])dnl
1189 dnl ---------------------------------------------------------------------------
1190 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
1191 dnl ---------------
1192 dnl You can always use "make -n" to see the actual options, but it's hard to
1193 dnl pick out/analyze warning messages when the compile-line is long.
1194 dnl
1195 dnl Sets:
1196 dnl     ECHO_LT - symbol to control if libtool is verbose
1197 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1198 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1199 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1200 dnl     ECHO_CC - symbol to put before any "cc" line
1201 dnl
1202 AC_DEFUN([CF_DISABLE_ECHO],[
1203 AC_MSG_CHECKING(if you want to see long compiling messages)
1204 CF_ARG_DISABLE(echo,
1205         [  --disable-echo          do not display "compiling" commands],
1206         [
1207     ECHO_LT='--silent'
1208     ECHO_LD='@echo linking [$]@;'
1209     RULE_CC='@echo compiling [$]<'
1210     SHOW_CC='@echo compiling [$]@'
1211     ECHO_CC='@'
1212 ],[
1213     ECHO_LT=''
1214     ECHO_LD=''
1215     RULE_CC=''
1216     SHOW_CC=''
1217     ECHO_CC=''
1218 ])
1219 AC_MSG_RESULT($enableval)
1220 AC_SUBST(ECHO_LT)
1221 AC_SUBST(ECHO_LD)
1222 AC_SUBST(RULE_CC)
1223 AC_SUBST(SHOW_CC)
1224 AC_SUBST(ECHO_CC)
1225 ])dnl
1226 dnl ---------------------------------------------------------------------------
1227 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1228 dnl ----------------
1229 dnl Combine no-leak checks with the libraries or tools that are used for the
1230 dnl checks.
1231 AC_DEFUN([CF_DISABLE_LEAKS],[
1232
1233 AC_REQUIRE([CF_WITH_DMALLOC])
1234 AC_REQUIRE([CF_WITH_DBMALLOC])
1235 AC_REQUIRE([CF_WITH_VALGRIND])
1236
1237 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1238 AC_ARG_ENABLE(leaks,
1239         [  --disable-leaks         test: free permanent memory, analyze leaks],
1240         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1241         : ${with_no_leaks:=no})
1242 AC_MSG_RESULT($with_no_leaks)
1243
1244 if test "$with_no_leaks" = yes ; then
1245         AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1246         AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1247 fi
1248 ])dnl
1249 dnl ---------------------------------------------------------------------------
1250 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1251 dnl --------------------------
1252 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1253 dnl the older "-version-info" feature.  The newer feature allows us to use
1254 dnl version numbering on shared libraries which make them compatible with
1255 dnl various systems.
1256 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1257 [
1258 AC_MSG_CHECKING(if libtool -version-number should be used)
1259 CF_ARG_DISABLE(libtool-version,
1260         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1261         [cf_libtool_version=no],
1262         [cf_libtool_version=yes])
1263 AC_MSG_RESULT($cf_libtool_version)
1264
1265 if test "$cf_libtool_version" = yes ; then
1266         LIBTOOL_VERSION="-version-number"
1267 else
1268         LIBTOOL_VERSION="-version-info"
1269 fi
1270
1271 AC_SUBST(LIBTOOL_VERSION)
1272 ])dnl
1273 dnl ---------------------------------------------------------------------------
1274 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1275 dnl ---------------------
1276 dnl The rpath-hack makes it simpler to build programs, particularly with the
1277 dnl *BSD ports which may have essential libraries in unusual places.  But it
1278 dnl can interfere with building an executable for the base system.  Use this
1279 dnl option in that case.
1280 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1281 [
1282 AC_MSG_CHECKING(if rpath-hack should be disabled)
1283 CF_ARG_DISABLE(rpath-hack,
1284         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1285         [cf_disable_rpath_hack=yes],
1286         [cf_disable_rpath_hack=no])
1287 AC_MSG_RESULT($cf_disable_rpath_hack)
1288 if test "$cf_disable_rpath_hack" = no ; then
1289         CF_RPATH_HACK
1290 fi
1291 ])
1292 dnl ---------------------------------------------------------------------------
1293 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1294 dnl ------------------
1295 dnl This is the "--enable-pc-files" option, which is available if there is a
1296 dnl pkg-config configuration on the local machine.
1297 AC_DEFUN([CF_ENABLE_PC_FILES],[
1298 AC_REQUIRE([CF_PKG_CONFIG])
1299 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1300
1301 if test "$PKG_CONFIG" != none ; then
1302         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1303         AC_ARG_ENABLE(pc-files,
1304                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1305                 [enable_pc_files=$enableval],
1306                 [enable_pc_files=no])
1307         AC_MSG_RESULT($enable_pc_files)
1308         if test "$enable_pc_files" != no
1309         then
1310                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1311         fi
1312 else
1313         enable_pc_files=no
1314 fi
1315 ])dnl
1316 dnl ---------------------------------------------------------------------------
1317 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1318 dnl ---------------
1319 dnl Check if the rpath option should be used, setting cache variable
1320 dnl cf_cv_enable_rpath if so.
1321 AC_DEFUN([CF_ENABLE_RPATH],
1322 [
1323 AC_MSG_CHECKING(if rpath option should be used)
1324 AC_ARG_ENABLE(rpath,
1325 [  --enable-rpath          use rpath option when generating shared libraries],
1326 [cf_cv_enable_rpath=$enableval],
1327 [cf_cv_enable_rpath=no])
1328 AC_MSG_RESULT($cf_cv_enable_rpath)
1329 ])dnl
1330 dnl ---------------------------------------------------------------------------
1331 dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
1332 dnl ----------------------
1333 dnl On a few platforms, the compiler and/or loader nags with untruthful
1334 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1335 dnl and implying that most uses of the recommended alternatives are correct.
1336 dnl
1337 dnl Factually speaking, no one has actually counted the number of uses of these
1338 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1339 dnl instances are meaningless compared to the hundreds of millions of lines of
1340 dnl existing C code.
1341 dnl
1342 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1343 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1344 dnl standard - but evolved through phases, and older implementations are likely
1345 dnl to yield surprising results, as documented in manpages on various systems.
1346 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1347 [
1348 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1349 AC_ARG_ENABLE(string-hacks,
1350         [  --enable-string-hacks   work around bogus compiler/loader warnings],
1351         [with_string_hacks=$enableval],
1352         [with_string_hacks=no])
1353 AC_MSG_RESULT($with_string_hacks)
1354
1355 if test "x$with_string_hacks" = "xyes"; then
1356         AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
1357         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1358         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1359 fi
1360 ])dnl
1361 dnl ---------------------------------------------------------------------------
1362 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1363 dnl --------
1364 dnl Check if 'errno' is declared in <errno.h>
1365 AC_DEFUN([CF_ERRNO],
1366 [
1367 CF_CHECK_ERRNO(errno)
1368 ])dnl
1369 dnl ---------------------------------------------------------------------------
1370 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1371 dnl ---------------
1372 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1373 dnl math.h and builtin.h, only for ncurses
1374 AC_DEFUN([CF_ETIP_DEFINES],
1375 [
1376 AC_MSG_CHECKING(for special defines needed for etip.h)
1377 cf_save_CXXFLAGS="$CXXFLAGS"
1378 cf_result="none"
1379
1380 # etip.h includes ncurses.h which includes ncurses_dll.h
1381 # But ncurses_dll.h is generated - fix here.
1382 test -d include || mkdir include
1383 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1384
1385 for cf_math in "" MATH_H
1386 do
1387 for cf_excp in "" MATH_EXCEPTION
1388 do
1389         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1390         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1391         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1392 AC_TRY_COMPILE([
1393 #include <etip.h.in>
1394 ],[],[
1395         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1396         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1397         cf_result="$cf_math $cf_excp"
1398         break 2
1399 ],[])
1400 done
1401 done
1402 AC_MSG_RESULT($cf_result)
1403 CXXFLAGS="$cf_save_CXXFLAGS"
1404 ])
1405 dnl ---------------------------------------------------------------------------
1406 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1407 dnl ---------------
1408 dnl Find a library (specifically the linkage used in the code fragment),
1409 dnl searching for it if it is not already in the library path.
1410 dnl See also CF_ADD_SEARCHPATH.
1411 dnl
1412 dnl Parameters (4-on are optional):
1413 dnl     $1 = headers for library entrypoint
1414 dnl     $2 = code fragment for library entrypoint
1415 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1416 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1417 dnl     $5 = action to perform if not successful
1418 dnl     $6 = module name, if not the same as the library name
1419 dnl     $7 = extra libraries
1420 dnl
1421 dnl Sets these variables:
1422 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1423 dnl     $cf_cv_header_path_$3 - include-directory if needed
1424 dnl     $cf_cv_library_path_$3 - library-directory if needed
1425 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1426 AC_DEFUN([CF_FIND_LINKAGE],[
1427
1428 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1429 # will be set on completion of the AC_TRY_LINK below.
1430 cf_cv_header_path_$3=
1431 cf_cv_library_path_$3=
1432
1433 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1434
1435 cf_save_LIBS="$LIBS"
1436
1437 AC_TRY_LINK([$1],[$2],[
1438         cf_cv_find_linkage_$3=yes
1439         cf_cv_header_path_$3=/usr/include
1440         cf_cv_library_path_$3=/usr/lib
1441 ],[
1442
1443 LIBS="-l$3 $7 $cf_save_LIBS"
1444
1445 AC_TRY_LINK([$1],[$2],[
1446         cf_cv_find_linkage_$3=yes
1447         cf_cv_header_path_$3=/usr/include
1448         cf_cv_library_path_$3=/usr/lib
1449         cf_cv_library_file_$3="-l$3"
1450 ],[
1451         cf_cv_find_linkage_$3=no
1452         LIBS="$cf_save_LIBS"
1453
1454     CF_VERBOSE(find linkage for $3 library)
1455     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1456
1457     cf_save_CPPFLAGS="$CPPFLAGS"
1458     cf_test_CPPFLAGS="$CPPFLAGS"
1459
1460     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1461     for cf_cv_header_path_$3 in $cf_search
1462     do
1463       if test -d $cf_cv_header_path_$3 ; then
1464         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1465         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1466         AC_TRY_COMPILE([$1],[$2],[
1467             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1468             cf_cv_find_linkage_$3=maybe
1469             cf_test_CPPFLAGS="$CPPFLAGS"
1470             break],[
1471             CPPFLAGS="$cf_save_CPPFLAGS"
1472             ])
1473       fi
1474     done
1475
1476     if test "$cf_cv_find_linkage_$3" = maybe ; then
1477
1478       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1479
1480       cf_save_LIBS="$LIBS"
1481       cf_save_LDFLAGS="$LDFLAGS"
1482
1483       ifelse([$6],,,[
1484         CPPFLAGS="$cf_test_CPPFLAGS"
1485         LIBS="-l$3 $7 $cf_save_LIBS"
1486         AC_TRY_LINK([$1],[$2],[
1487             CF_VERBOSE(... found $3 library in system)
1488             cf_cv_find_linkage_$3=yes])
1489             CPPFLAGS="$cf_save_CPPFLAGS"
1490             LIBS="$cf_save_LIBS"
1491             ])
1492
1493       if test "$cf_cv_find_linkage_$3" != yes ; then
1494         CF_LIBRARY_PATH(cf_search,$3)
1495         for cf_cv_library_path_$3 in $cf_search
1496         do
1497           if test -d $cf_cv_library_path_$3 ; then
1498             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1499             CPPFLAGS="$cf_test_CPPFLAGS"
1500             LIBS="-l$3 $7 $cf_save_LIBS"
1501             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1502             AC_TRY_LINK([$1],[$2],[
1503                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1504                 cf_cv_find_linkage_$3=yes
1505                 cf_cv_library_file_$3="-l$3"
1506                 break],[
1507                 CPPFLAGS="$cf_save_CPPFLAGS"
1508                 LIBS="$cf_save_LIBS"
1509                 LDFLAGS="$cf_save_LDFLAGS"
1510                 ])
1511           fi
1512         done
1513         CPPFLAGS="$cf_save_CPPFLAGS"
1514         LDFLAGS="$cf_save_LDFLAGS"
1515       fi
1516
1517     else
1518       cf_cv_find_linkage_$3=no
1519     fi
1520     ],$7)
1521 ])
1522
1523 LIBS="$cf_save_LIBS"
1524
1525 if test "$cf_cv_find_linkage_$3" = yes ; then
1526 ifelse([$4],,[
1527         CF_ADD_INCDIR($cf_cv_header_path_$3)
1528         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1529         CF_ADD_LIB($3)
1530 ],[$4])
1531 else
1532 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1533 fi
1534 ])dnl
1535 dnl ---------------------------------------------------------------------------
1536 dnl CF_FIND_SUB_INCDIR version: 1 updated: 2014/04/12 16:47:01
1537 dnl ------------------
1538 dnl Find an include-directory with the given leaf-name.  This is useful for
1539 dnl example with FreeBSD ports, which use this convention to distinguish
1540 dnl different versions of the same port.
1541 AC_DEFUN([CF_FIND_SUB_INCDIR],[
1542         CF_SUBDIR_PATH(cf_search,$1,include)
1543         for cf_item in $cf_search
1544         do
1545                 case $cf_item in #(vi
1546                 */$1)
1547                         CF_ADD_INCDIR($cf_item)
1548                         ;;
1549                 esac
1550         done
1551 ])dnl
1552 dnl ---------------------------------------------------------------------------
1553 dnl CF_FIND_SUB_LIBDIR version: 1 updated: 2014/04/12 16:47:01
1554 dnl ------------------
1555 dnl Find a library-directory with the given leaf-name.  This is useful for
1556 dnl example with FreeBSD ports, which use this convention to distinguish
1557 dnl different versions of the same port.
1558 AC_DEFUN([CF_FIND_SUB_LIBDIR],[
1559         CF_SUBDIR_PATH(cf_search,$1,lib)
1560         for cf_item in $cf_search
1561         do
1562                 case $cf_item in #(vi
1563                 */$1)
1564                         CF_ADD_LIBDIR($cf_item)
1565                         ;;
1566                 esac
1567         done
1568 ])dnl
1569 dnl ---------------------------------------------------------------------------
1570 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1571 dnl -----------------
1572 dnl make ADAFLAGS consistent with CFLAGS
1573 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1574         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1575         case "$CFLAGS" in
1576         *-g*)
1577                 CF_ADD_ADAFLAGS(-g)
1578                 ;;
1579         esac
1580         case "$CFLAGS" in
1581         *-O*)
1582                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1583                 CF_ADD_ADAFLAGS($cf_O_flag)
1584                 ;;
1585         esac
1586         AC_MSG_RESULT($ADAFLAGS)
1587 ])dnl
1588 dnl ---------------------------------------------------------------------------
1589 dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09
1590 dnl --------------
1591 dnl Forget that we saw the given tool.
1592 AC_DEFUN([CF_FORGET_TOOL],[
1593 unset ac_cv_prog_ac_ct_$1
1594 unset ac_ct_$1
1595 unset $1
1596 ])dnl
1597 dnl ---------------------------------------------------------------------------
1598 dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
1599 dnl -------------
1600 dnl Test for dlsym() and related functions, as well as libdl.
1601 dnl
1602 dnl Sets
1603 dnl     $cf_have_dlsym
1604 dnl     $cf_have_libdl
1605 AC_DEFUN([CF_FUNC_DLSYM],[
1606 cf_have_dlsym=no
1607 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1608
1609 cf_have_libdl=no
1610 AC_CHECK_LIB(dl,dlsym,[
1611         cf_have_dlsym=yes
1612         cf_have_libdl=yes])])
1613
1614 if test "$cf_have_dlsym" = yes ; then
1615         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1616
1617         AC_MSG_CHECKING(whether able to link to dl*() functions)
1618         AC_TRY_LINK([#include <dlfcn.h>],[
1619                 void *obj;
1620                 if ((obj = dlopen("filename", 0)) != 0) {
1621                         if (dlsym(obj, "symbolname") == 0) {
1622                         dlclose(obj);
1623                         }
1624                 }],[
1625                 AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
1626                 AC_MSG_ERROR(Cannot link test program for libdl)])
1627         AC_MSG_RESULT(ok)
1628 else
1629         AC_MSG_ERROR(Cannot find dlsym function)
1630 fi
1631 ])
1632 dnl ---------------------------------------------------------------------------
1633 dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
1634 dnl ---------------
1635 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1636 dnl is found, add our own version of memmove to the list of objects.
1637 AC_DEFUN([CF_FUNC_MEMMOVE],
1638 [
1639 AC_CHECK_FUNC(memmove,,[
1640 AC_CHECK_FUNC(bcopy,[
1641         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1642                 AC_TRY_RUN([
1643 int main() {
1644         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1645         char temp[40];
1646         bcopy(data, temp, sizeof(data));
1647         bcopy(temp+10, temp, 15);
1648         bcopy(temp+5, temp+15, 10);
1649         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1650 }
1651                 ],
1652                 [cf_cv_good_bcopy=yes],
1653                 [cf_cv_good_bcopy=no],
1654                 [cf_cv_good_bcopy=unknown])
1655                 ])
1656         ],[cf_cv_good_bcopy=no])
1657         if test "$cf_cv_good_bcopy" = yes ; then
1658                 AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
1659         else
1660                 AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
1661         fi
1662 ])])dnl
1663 dnl ---------------------------------------------------------------------------
1664 dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
1665 dnl -----------------
1666 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1667 dnl AIX 4.x, provide a non-working version.
1668 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1669 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1670 AC_TRY_RUN([
1671 #include <stdio.h>
1672 #include <errno.h>
1673 #include <time.h>
1674
1675 #ifdef HAVE_SYS_TIME_H
1676 #include <sys/time.h>
1677 #endif
1678
1679 int main() {
1680         struct timespec ts1, ts2;
1681         int code;
1682         ts1.tv_sec  = 0;
1683         ts1.tv_nsec = 750000000;
1684         ts2.tv_sec  = 0;
1685         ts2.tv_nsec = 0;
1686         errno = 0;
1687         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1688         ${cf_cv_main_return:-return}(code != 0);
1689 }
1690 ],
1691         [cf_cv_func_nanosleep=yes],
1692         [cf_cv_func_nanosleep=no],
1693         [cf_cv_func_nanosleep=unknown])])
1694
1695 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
1696 ])
1697 dnl ---------------------------------------------------------------------------
1698 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1699 dnl ---------------
1700 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1701 dnl "util" library as well.
1702 AC_DEFUN([CF_FUNC_OPENPTY],
1703 [
1704 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1705 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1706     cf_save_LIBS="$LIBS"
1707     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1708     for cf_header in pty.h libutil.h util.h
1709     do
1710     AC_TRY_LINK([
1711 #include <$cf_header>
1712 ],[
1713     int x = openpty((int *)0, (int *)0, (char *)0,
1714                    (struct termios *)0, (struct winsize *)0);
1715 ],[
1716         cf_cv_func_openpty=$cf_header
1717         break
1718 ],[
1719         cf_cv_func_openpty=no
1720 ])
1721     done
1722     LIBS="$cf_save_LIBS"
1723 ])
1724 ])dnl
1725 dnl ---------------------------------------------------------------------------
1726 dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
1727 dnl ------------
1728 dnl See if the poll function really works.  Some platforms have poll(), but
1729 dnl it does not work for terminals or files.
1730 AC_DEFUN([CF_FUNC_POLL],[
1731 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1732 AC_TRY_RUN([
1733 #include <stdlib.h>
1734 #include <stdio.h>
1735 #include <unistd.h>
1736 #include <fcntl.h>
1737 #ifdef HAVE_POLL_H
1738 #include <poll.h>
1739 #else
1740 #include <sys/poll.h>
1741 #endif
1742 int main() {
1743         struct pollfd myfds;
1744         int ret;
1745
1746         /* check for Darwin bug with respect to "devices" */
1747         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1748         if (myfds.fd < 0)
1749                 myfds.fd = 0;
1750         myfds.events = POLLIN;
1751         myfds.revents = 0;
1752
1753         ret = poll(&myfds, 1, 100);
1754
1755         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1756                 ret = -1;
1757         } else {
1758                 int fd = 0;
1759                 if (!isatty(fd)) {
1760                         fd = open("/dev/tty", 2);       /* O_RDWR */
1761                 }
1762
1763                 if (fd >= 0) {
1764                         /* also check with standard input */
1765                         myfds.fd = fd;
1766                         myfds.events = POLLIN;
1767                         myfds.revents = 0;
1768                         ret = poll(&myfds, 1, 100);
1769                 } else {
1770                         ret = -1;
1771                 }
1772         }
1773         ${cf_cv_main_return:-return}(ret < 0);
1774 }],
1775         [cf_cv_working_poll=yes],
1776         [cf_cv_working_poll=no],
1777         [cf_cv_working_poll=unknown])])
1778 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
1779 ])dnl
1780 dnl ---------------------------------------------------------------------------
1781 dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
1782 dnl ---------------
1783 dnl Some old/broken variations define tcgetattr() only as a macro in
1784 dnl termio(s).h
1785 AC_DEFUN([CF_FUNC_TERMIOS],[
1786 AC_REQUIRE([CF_STRUCT_TERMIOS])
1787 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1788 AC_TRY_LINK([
1789 #include <sys/types.h>
1790 #ifdef HAVE_UNISTD_H
1791 #include <unistd.h>
1792 #endif
1793 #ifdef HAVE_TERMIOS_H
1794 #include <termios.h>
1795 #define TTY struct termios
1796 #else
1797 #ifdef HAVE_TERMIO_H
1798 #include <termio.h>
1799 #define TTY struct termio
1800 #endif
1801 #endif
1802 ],[
1803 TTY foo;
1804 tcgetattr(1, &foo);],
1805 [cf_cv_have_tcgetattr=yes],
1806 [cf_cv_have_tcgetattr=no])])
1807 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
1808 ])dnl
1809 dnl ---------------------------------------------------------------------------
1810 dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
1811 dnl ---------------
1812 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1813 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1814 dnl other functions.
1815 AC_DEFUN([CF_FUNC_VSSCANF],
1816 [
1817 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1818 AC_TRY_LINK([
1819 #include <stdarg.h>
1820 #include <stdio.h>],[
1821         va_list ap;
1822         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1823 AC_TRY_LINK([
1824 #include <stdarg.h>
1825 #include <stdio.h>],[
1826     FILE strbuf;
1827     char *str = "from";
1828
1829     strbuf._flag = _IOREAD;
1830     strbuf._ptr = strbuf._base = (unsigned char *) str;
1831     strbuf._cnt = strlen(str);
1832     strbuf._file = _NFILE;
1833     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1834 AC_TRY_LINK([
1835 #include <stdarg.h>
1836 #include <stdio.h>],[
1837     FILE strbuf;
1838     char *str = "from";
1839
1840     strbuf._flag = _IOREAD;
1841     strbuf._ptr = strbuf._base = (unsigned char *) str;
1842     strbuf._cnt = strlen(str);
1843     strbuf._file = _NFILE;
1844     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1845 cf_cv_func_vsscanf=no])])])])
1846
1847 case $cf_cv_func_vsscanf in #(vi
1848 vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
1849 vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
1850 _doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
1851 esac
1852
1853 ])dnl
1854 dnl ---------------------------------------------------------------------------
1855 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1856 dnl -----------------
1857 dnl Test for availability of useful gcc __attribute__ directives to quiet
1858 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1859 dnl to documentation, unrecognized directives cause older compilers to barf.
1860 AC_DEFUN([CF_GCC_ATTRIBUTES],
1861 [
1862 if test "$GCC" = yes
1863 then
1864 cat > conftest.i <<EOF
1865 #ifndef GCC_PRINTF
1866 #define GCC_PRINTF 0
1867 #endif
1868 #ifndef GCC_SCANF
1869 #define GCC_SCANF 0
1870 #endif
1871 #ifndef GCC_NORETURN
1872 #define GCC_NORETURN /* nothing */
1873 #endif
1874 #ifndef GCC_UNUSED
1875 #define GCC_UNUSED /* nothing */
1876 #endif
1877 EOF
1878 if test "$GCC" = yes
1879 then
1880         AC_CHECKING([for $CC __attribute__ directives])
1881 cat > conftest.$ac_ext <<EOF
1882 #line __oline__ "${as_me:-configure}"
1883 #include "confdefs.h"
1884 #include "conftest.h"
1885 #include "conftest.i"
1886 #if     GCC_PRINTF
1887 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1888 #else
1889 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1890 #endif
1891 #if     GCC_SCANF
1892 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1893 #else
1894 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1895 #endif
1896 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1897 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1898 extern void foo(void) GCC_NORETURN;
1899 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1900 EOF
1901         cf_printf_attribute=no
1902         cf_scanf_attribute=no
1903         for cf_attribute in scanf printf unused noreturn
1904         do
1905                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1906                 cf_directive="__attribute__(($cf_attribute))"
1907                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1908
1909                 case $cf_attribute in #(vi
1910                 printf) #(vi
1911                         cf_printf_attribute=yes
1912                         cat >conftest.h <<EOF
1913 #define GCC_$cf_ATTRIBUTE 1
1914 EOF
1915                         ;;
1916                 scanf) #(vi
1917                         cf_scanf_attribute=yes
1918                         cat >conftest.h <<EOF
1919 #define GCC_$cf_ATTRIBUTE 1
1920 EOF
1921                         ;;
1922                 *) #(vi
1923                         cat >conftest.h <<EOF
1924 #define GCC_$cf_ATTRIBUTE $cf_directive
1925 EOF
1926                         ;;
1927                 esac
1928
1929                 if AC_TRY_EVAL(ac_compile); then
1930                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1931                         cat conftest.h >>confdefs.h
1932                         case $cf_attribute in #(vi
1933                         noreturn) #(vi
1934                                 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1935                                 ;;
1936                         printf) #(vi
1937                                 cf_value='/* nothing */'
1938                                 if test "$cf_printf_attribute" != no ; then
1939                                         cf_value='__attribute__((format(printf,fmt,var)))'
1940                                         AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1941                                 fi
1942                                 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1943                                 ;;
1944                         scanf) #(vi
1945                                 cf_value='/* nothing */'
1946                                 if test "$cf_scanf_attribute" != no ; then
1947                                         cf_value='__attribute__((format(scanf,fmt,var)))'
1948                                         AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1949                                 fi
1950                                 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1951                                 ;;
1952                         unused) #(vi
1953                                 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1954                                 ;;
1955                         esac
1956                 fi
1957         done
1958 else
1959         fgrep define conftest.i >>confdefs.h
1960 fi
1961 rm -rf conftest*
1962 fi
1963 ])dnl
1964 dnl ---------------------------------------------------------------------------
1965 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1966 dnl --------------
1967 dnl Find version of gcc
1968 AC_DEFUN([CF_GCC_VERSION],[
1969 AC_REQUIRE([AC_PROG_CC])
1970 GCC_VERSION=none
1971 if test "$GCC" = yes ; then
1972         AC_MSG_CHECKING(version of $CC)
1973         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1974         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1975         AC_MSG_RESULT($GCC_VERSION)
1976 fi
1977 ])dnl
1978 dnl ---------------------------------------------------------------------------
1979 dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35
1980 dnl ---------------
1981 dnl Check if the compiler supports useful warning options.  There's a few that
1982 dnl we don't use, simply because they're too noisy:
1983 dnl
1984 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1985 dnl     -Wredundant-decls (system headers make this too noisy)
1986 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1987 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1988 dnl             is enabled for ncurses using "--enable-const".
1989 dnl     -pedantic
1990 dnl
1991 dnl Parameter:
1992 dnl     $1 is an optional list of gcc warning flags that a particular
1993 dnl             application might want to use, e.g., "no-unused" for
1994 dnl             -Wno-unused
1995 dnl Special:
1996 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1997 dnl
1998 AC_DEFUN([CF_GCC_WARNINGS],
1999 [
2000 AC_REQUIRE([CF_GCC_VERSION])
2001 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
2002 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
2003
2004 cat > conftest.$ac_ext <<EOF
2005 #line __oline__ "${as_me:-configure}"
2006 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2007 EOF
2008
2009 if test "$INTEL_COMPILER" = yes
2010 then
2011 # The "-wdXXX" options suppress warnings:
2012 # remark #1419: external declaration in primary source file
2013 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2014 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2015 # remark #193: zero used for undefined preprocessing identifier
2016 # remark #593: variable "curs_sb_left_arrow" was set but never used
2017 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2018 # remark #869: parameter "tw" was never referenced
2019 # remark #981: operands are evaluated in unspecified order
2020 # warning #279: controlling expression is constant
2021
2022         AC_CHECKING([for $CC warning options])
2023         cf_save_CFLAGS="$CFLAGS"
2024         EXTRA_CFLAGS="-Wall"
2025         for cf_opt in \
2026                 wd1419 \
2027                 wd1683 \
2028                 wd1684 \
2029                 wd193 \
2030                 wd593 \
2031                 wd279 \
2032                 wd810 \
2033                 wd869 \
2034                 wd981
2035         do
2036                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2037                 if AC_TRY_EVAL(ac_compile); then
2038                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2039                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2040                 fi
2041         done
2042         CFLAGS="$cf_save_CFLAGS"
2043
2044 elif test "$GCC" = yes
2045 then
2046         AC_CHECKING([for $CC warning options])
2047         cf_save_CFLAGS="$CFLAGS"
2048         EXTRA_CFLAGS=
2049         cf_warn_CONST=""
2050         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
2051         cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
2052         test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
2053         for cf_opt in W Wall \
2054                 Wbad-function-cast \
2055                 Wcast-align \
2056                 Wcast-qual \
2057                 Wdeclaration-after-statement \
2058                 Wextra \
2059                 Winline \
2060                 Wmissing-declarations \
2061                 Wmissing-prototypes \
2062                 Wnested-externs \
2063                 Wpointer-arith \
2064                 Wshadow \
2065                 Wstrict-prototypes \
2066                 Wundef $cf_gcc_warnings $cf_warn_CONST $1
2067         do
2068                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2069                 if AC_TRY_EVAL(ac_compile); then
2070                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2071                         case $cf_opt in #(vi
2072                         Wcast-qual) #(vi
2073                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2074                                 ;;
2075                         Winline) #(vi
2076                                 case $GCC_VERSION in
2077                                 [[34]].*)
2078                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2079                                         continue;;
2080                                 esac
2081                                 ;;
2082                         Wpointer-arith) #(vi
2083                                 case $GCC_VERSION in
2084                                 [[12]].*)
2085                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2086                                         continue;;
2087                                 esac
2088                                 ;;
2089                         esac
2090                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2091                 fi
2092         done
2093         CFLAGS="$cf_save_CFLAGS"
2094 fi
2095 rm -rf conftest*
2096
2097 AC_SUBST(EXTRA_CFLAGS)
2098 ])dnl
2099 dnl ---------------------------------------------------------------------------
2100 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
2101 dnl ----------------
2102 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2103 dnl unistd.h or (nonstandard) in getopt.h
2104 AC_DEFUN([CF_GETOPT_HEADER],
2105 [
2106 AC_HAVE_HEADERS(unistd.h getopt.h)
2107 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2108 cf_cv_getopt_header=none
2109 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2110 do
2111 AC_TRY_COMPILE([
2112 #include <$cf_header>],
2113 [int x = optind; char *y = optarg],
2114 [cf_cv_getopt_header=$cf_header
2115  break])
2116 done
2117 ])
2118 if test $cf_cv_getopt_header != none ; then
2119         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
2120 fi
2121 ])dnl
2122 dnl ---------------------------------------------------------------------------
2123 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2124 dnl ----------------
2125 AC_DEFUN([CF_GNAT_GENERICS],
2126 [
2127 AC_REQUIRE([CF_GNAT_VERSION])
2128
2129 AC_MSG_CHECKING(if GNAT supports generics)
2130 case $cf_gnat_version in #(vi
2131 3.[[1-9]]*|[[4-9]].*) #(vi
2132         cf_gnat_generics=yes
2133         ;;
2134 *)
2135         cf_gnat_generics=no
2136         ;;
2137 esac
2138 AC_MSG_RESULT($cf_gnat_generics)
2139
2140 if test "$cf_gnat_generics" = yes
2141 then
2142         cf_compile_generics=generics
2143         cf_generic_objects="\${GENOBJS}"
2144 else
2145         cf_compile_generics=
2146         cf_generic_objects=
2147 fi
2148
2149 AC_SUBST(cf_compile_generics)
2150 AC_SUBST(cf_generic_objects)
2151 ])dnl
2152 dnl ---------------------------------------------------------------------------
2153 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2154 dnl --------------------
2155 dnl Check if the gnat pragma "Unreferenced" works.
2156 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2157 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2158 CF_GNAT_TRY_LINK([procedure conftest;],
2159 [with Text_IO;
2160 with GNAT.OS_Lib;
2161 procedure conftest is
2162    test : Integer;
2163    pragma Unreferenced (test);
2164 begin
2165    test := 1;
2166    Text_IO.Put ("Hello World");
2167    Text_IO.New_Line;
2168    GNAT.OS_Lib.OS_Exit (0);
2169 end conftest;],
2170         [cf_cv_pragma_unreferenced=yes],
2171         [cf_cv_pragma_unreferenced=no])])
2172
2173 # if the pragma is supported, use it (needed in the Trace code).
2174 if test $cf_cv_pragma_unreferenced = yes ; then
2175         PRAGMA_UNREF=TRUE
2176 else
2177         PRAGMA_UNREF=FALSE
2178 fi
2179 AC_SUBST(PRAGMA_UNREF)
2180 ])dnl
2181 dnl ---------------------------------------------------------------------------
2182 dnl CF_GNAT_PROJECTS version: 4 updated: 2013/09/07 14:05:46
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
2190 cf_gnat_libraries=no
2191 cf_gnat_projects=no
2192
2193 AC_MSG_CHECKING(if GNAT supports project files)
2194 case $cf_gnat_version in #(vi
2195 3.[[0-9]]*) #(vi
2196         ;;
2197 *)
2198         case $cf_cv_system_name in #(vi
2199         cygwin*|msys*) #(vi
2200                 ;;
2201         *)
2202                 mkdir conftest.src conftest.bin conftest.lib
2203                 cd conftest.src
2204                 rm -rf conftest* *~conftest*
2205                 cat >>library.gpr <<CF_EOF
2206 project Library is
2207   Kind := External ("LIB_KIND");
2208   for Library_Name use "ConfTest";
2209   for Object_Dir use ".";
2210   for Library_ALI_Dir use External("LIBRARY_DIR");
2211   for Library_Version use External ("SONAME");
2212   for Library_Kind use Kind;
2213   for Library_Dir use External("BUILD_DIR");
2214   Source_Dir := External ("SOURCE_DIR");
2215   for Source_Dirs use (Source_Dir);
2216   package Compiler is
2217      for Default_Switches ("Ada") use
2218        ("-g",
2219         "-O2",
2220         "-gnatafno",
2221         "-gnatVa",   -- All validity checks
2222         "-gnatwa");  -- Activate all optional errors
2223   end Compiler;
2224 end Library;
2225 CF_EOF
2226                 cat >>confpackage.ads <<CF_EOF
2227 package ConfPackage is
2228    procedure conftest;
2229 end ConfPackage;
2230 CF_EOF
2231                 cat >>confpackage.adb <<CF_EOF
2232 with Text_IO;
2233 package body ConfPackage is
2234    procedure conftest is
2235    begin
2236       Text_IO.Put ("Hello World");
2237       Text_IO.New_Line;
2238    end conftest;
2239 end ConfPackage;
2240 CF_EOF
2241                 if ( $cf_ada_make $ADAFLAGS \
2242                                 -Plibrary.gpr \
2243                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2244                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2245                                 -XSOURCE_DIR=`pwd` \
2246                                 -XSONAME=libConfTest.so.1 \
2247                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2248                         cf_gnat_projects=yes
2249                 fi
2250                 cd ..
2251                 if test -f conftest.lib/confpackage.ali
2252                 then
2253                         cf_gnat_libraries=yes
2254                 fi
2255                 rm -rf conftest* *~conftest*
2256                 ;;
2257         esac
2258         ;;
2259 esac
2260 AC_MSG_RESULT($cf_gnat_projects)
2261
2262 if test $cf_gnat_projects = yes
2263 then
2264         AC_MSG_CHECKING(if GNAT supports libraries)
2265         AC_MSG_RESULT($cf_gnat_libraries)
2266 fi
2267
2268 if test "$cf_gnat_projects" = yes
2269 then
2270         USE_OLD_MAKERULES="#"
2271         USE_GNAT_PROJECTS=""
2272 else
2273         USE_OLD_MAKERULES=""
2274         USE_GNAT_PROJECTS="#"
2275 fi
2276
2277 if test "$cf_gnat_libraries" = yes
2278 then
2279         USE_GNAT_LIBRARIES=""
2280 else
2281         USE_GNAT_LIBRARIES="#"
2282 fi
2283
2284 AC_SUBST(USE_OLD_MAKERULES)
2285 AC_SUBST(USE_GNAT_PROJECTS)
2286 AC_SUBST(USE_GNAT_LIBRARIES)
2287 ])dnl
2288 dnl ---------------------------------------------------------------------------
2289 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2290 dnl --------------
2291 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2292 dnl is noted that gnat may compile a tasking unit even for configurations which
2293 dnl fail at runtime.
2294 AC_DEFUN([CF_GNAT_SIGINT],[
2295 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2296 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2297
2298 package ConfTest is
2299
2300    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2301    pragma Unreserve_All_Interrupts;
2302    pragma Warnings (On);
2303
2304    protected Process is
2305       procedure Stop;
2306       function Continue return Boolean;
2307       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2308    private
2309       Done : Boolean := False;
2310    end Process;
2311
2312 end ConfTest;],
2313 [package body ConfTest is
2314    protected body Process is
2315       procedure Stop is
2316       begin
2317          Done := True;
2318       end Stop;
2319       function Continue return Boolean is
2320       begin
2321          return not Done;
2322       end Continue;
2323    end Process;
2324 end ConfTest;],
2325         [cf_cv_gnat_sigint=yes],
2326         [cf_cv_gnat_sigint=no])])
2327
2328 if test $cf_cv_gnat_sigint = yes ; then
2329         USE_GNAT_SIGINT=""
2330 else
2331         USE_GNAT_SIGINT="#"
2332 fi
2333 AC_SUBST(USE_GNAT_SIGINT)
2334 ])dnl
2335 dnl ---------------------------------------------------------------------------
2336 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2337 dnl ----------------
2338 dnl Verify that a test program compiles/links with GNAT.
2339 dnl $cf_ada_make is set to the program that compiles/links
2340 dnl $ADAFLAGS may be set to the GNAT flags.
2341 dnl
2342 dnl $1 is the text of the spec
2343 dnl $2 is the text of the body
2344 dnl $3 is the shell command to execute if successful
2345 dnl $4 is the shell command to execute if not successful
2346 AC_DEFUN([CF_GNAT_TRY_LINK],
2347 [
2348 rm -rf conftest* *~conftest*
2349 cat >>conftest.ads <<CF_EOF
2350 $1
2351 CF_EOF
2352 cat >>conftest.adb <<CF_EOF
2353 $2
2354 CF_EOF
2355 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2356 ifelse($3,,      :,[      $3])
2357 ifelse($4,,,[else
2358    $4])
2359 fi
2360 rm -rf conftest* *~conftest*
2361 ])dnl
2362 dnl ---------------------------------------------------------------------------
2363 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2364 dnl ---------------
2365 dnl Verify that a test program compiles and runs with GNAT
2366 dnl $cf_ada_make is set to the program that compiles/links
2367 dnl $ADAFLAGS may be set to the GNAT flags.
2368 dnl
2369 dnl $1 is the text of the spec
2370 dnl $2 is the text of the body
2371 dnl $3 is the shell command to execute if successful
2372 dnl $4 is the shell command to execute if not successful
2373 AC_DEFUN([CF_GNAT_TRY_RUN],
2374 [
2375 rm -rf conftest* *~conftest*
2376 cat >>conftest.ads <<CF_EOF
2377 $1
2378 CF_EOF
2379 cat >>conftest.adb <<CF_EOF
2380 $2
2381 CF_EOF
2382 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2383    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2384 ifelse($3,,      :,[      $3])
2385 ifelse($4,,,[   else
2386       $4])
2387    fi
2388 ifelse($4,,,[else
2389    $4])
2390 fi
2391 rm -rf conftest* *~conftest*
2392 ])dnl
2393 dnl ---------------------------------------------------------------------------
2394 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2395 dnl ---------------
2396 dnl Verify version of GNAT.
2397 AC_DEFUN([CF_GNAT_VERSION],
2398 [
2399 AC_MSG_CHECKING(for gnat version)
2400 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2401         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2402     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2403 AC_MSG_RESULT($cf_gnat_version)
2404
2405 case $cf_gnat_version in #(vi
2406 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2407         cf_cv_prog_gnat_correct=yes
2408         ;;
2409 *)
2410         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2411         cf_cv_prog_gnat_correct=no
2412         ;;
2413 esac
2414 ])
2415 dnl ---------------------------------------------------------------------------
2416 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2417 dnl -------------
2418 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2419 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2420 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2421 dnl since it is interwoven with GNU extensions.
2422 dnl
2423 dnl Well, yes we could work around it...
2424 AC_DEFUN([CF_GNU_SOURCE],
2425 [
2426 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2427 AC_TRY_COMPILE([#include <sys/types.h>],[
2428 #ifndef _XOPEN_SOURCE
2429 make an error
2430 #endif],
2431         [cf_cv_gnu_source=no],
2432         [cf_save="$CPPFLAGS"
2433          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2434          AC_TRY_COMPILE([#include <sys/types.h>],[
2435 #ifdef _XOPEN_SOURCE
2436 make an error
2437 #endif],
2438         [cf_cv_gnu_source=no],
2439         [cf_cv_gnu_source=yes])
2440         CPPFLAGS="$cf_save"
2441         ])
2442 ])
2443 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2444 ])dnl
2445 dnl ---------------------------------------------------------------------------
2446 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2447 dnl --------------
2448 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2449 dnl problem :-).  If we have the compiler but no library, we'll be able to
2450 dnl configure, but won't be able to build the c++ demo program.
2451 AC_DEFUN([CF_GPP_LIBRARY],
2452 [
2453 cf_cxx_library=unknown
2454 case $cf_cv_system_name in #(vi
2455 os2*) #(vi
2456         cf_gpp_libname=gpp
2457         ;;
2458 *)
2459         cf_gpp_libname=g++
2460         ;;
2461 esac
2462 if test "$GXX" = yes; then
2463         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2464         cf_save="$LIBS"
2465         CF_ADD_LIB($cf_gpp_libname)
2466         AC_TRY_LINK([
2467 #include <$cf_gpp_libname/builtin.h>
2468         ],
2469         [two_arg_error_handler_t foo2 = lib_error_handler],
2470         [cf_cxx_library=yes
2471          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2472          if test "$cf_gpp_libname" = cpp ; then
2473             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2474          else
2475             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2476          fi],
2477         [AC_TRY_LINK([
2478 #include <builtin.h>
2479         ],
2480         [two_arg_error_handler_t foo2 = lib_error_handler],
2481         [cf_cxx_library=yes
2482          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2483          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2484         [cf_cxx_library=no])])
2485         LIBS="$cf_save"
2486         AC_MSG_RESULT($cf_cxx_library)
2487 fi
2488 ])dnl
2489 dnl ---------------------------------------------------------------------------
2490 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2491 dnl --------------
2492 dnl Check for version of g++
2493 AC_DEFUN([CF_GXX_VERSION],[
2494 AC_REQUIRE([AC_PROG_CPP])
2495 GXX_VERSION=none
2496 if test "$GXX" = yes; then
2497         AC_MSG_CHECKING(version of ${CXX:-g++})
2498         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2499         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2500         AC_MSG_RESULT($GXX_VERSION)
2501 fi
2502 ])dnl
2503 dnl ---------------------------------------------------------------------------
2504 dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
2505 dnl ---------------
2506 dnl Check if the compiler supports useful warning options.
2507 dnl
2508 dnl Most of gcc's options apply to g++, except:
2509 dnl     -Wbad-function-cast
2510 dnl     -Wmissing-declarations
2511 dnl     -Wnested-externs
2512 dnl
2513 dnl Omit a few (for now):
2514 dnl     -Winline
2515 dnl
2516 dnl Parameter:
2517 dnl     $1 is an optional list of g++ warning flags that a particular
2518 dnl             application might want to use, e.g., "no-unused" for
2519 dnl             -Wno-unused
2520 dnl Special:
2521 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2522 dnl
2523 AC_DEFUN([CF_GXX_WARNINGS],
2524 [
2525
2526 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2527 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2528
2529 AC_REQUIRE([CF_GXX_VERSION])
2530
2531 AC_LANG_SAVE
2532 AC_LANG_CPLUSPLUS
2533
2534 cat > conftest.$ac_ext <<EOF
2535 #line __oline__ "configure"
2536 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2537 EOF
2538
2539 if test "$INTEL_CPLUSPLUS" = yes
2540 then
2541 # The "-wdXXX" options suppress warnings:
2542 # remark #1419: external declaration in primary source file
2543 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2544 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2545 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2546 # remark #193: zero used for undefined preprocessing identifier
2547 # remark #593: variable "curs_sb_left_arrow" was set but never used
2548 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2549 # remark #869: parameter "tw" was never referenced
2550 # remark #981: operands are evaluated in unspecified order
2551 # warning #269: invalid format string conversion
2552
2553         AC_CHECKING([for $CC warning options])
2554         cf_save_CXXFLAGS="$CXXFLAGS"
2555         EXTRA_CXXFLAGS="-Wall"
2556         for cf_opt in \
2557                 wd1419 \
2558                 wd1682 \
2559                 wd1683 \
2560                 wd1684 \
2561                 wd193 \
2562                 wd279 \
2563                 wd593 \
2564                 wd810 \
2565                 wd869 \
2566                 wd981
2567         do
2568                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2569                 if AC_TRY_EVAL(ac_compile); then
2570                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2571                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2572                 fi
2573         done
2574         CXXFLAGS="$cf_save_CXXFLAGS"
2575
2576 elif test "$GXX" = yes
2577 then
2578         AC_CHECKING([for $CXX warning options])
2579         cf_save_CXXFLAGS="$CXXFLAGS"
2580         EXTRA_CXXFLAGS="-W -Wall"
2581         cf_gxx_extra_warnings=""
2582         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2583         case "$GCC_VERSION" in
2584         [[1-2]].*)
2585                 ;;
2586         *)
2587                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2588                 ;;
2589         esac
2590         for cf_opt in \
2591                 Wabi \
2592                 fabi-version=0 \
2593                 Wextra \
2594                 Wignored-qualifiers \
2595                 Wlogical-op \
2596                 Woverloaded-virtual \
2597                 Wsign-promo \
2598                 Wsynth \
2599                 Wold-style-cast \
2600                 Wcast-align \
2601                 Wcast-qual \
2602                 Wpointer-arith \
2603                 Wshadow \
2604                 Wundef $cf_gxx_extra_warnings $1
2605         do
2606                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2607                 if AC_TRY_EVAL(ac_compile); then
2608                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2609                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2610                 else
2611                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2612                 fi
2613         done
2614         CXXFLAGS="$cf_save_CXXFLAGS"
2615 fi
2616
2617 rm -rf conftest*
2618 AC_LANG_RESTORE
2619 AC_SUBST(EXTRA_CXXFLAGS)
2620 ])dnl
2621 dnl ---------------------------------------------------------------------------
2622 dnl CF_HASHED_DB version: 5 updated: 2014/04/12 16:47:01
2623 dnl ------------
2624 dnl Look for an instance of the Berkeley hashed database.
2625 dnl
2626 dnl $1 = optional parameter, to specify install-prefix for the database.
2627 AC_DEFUN([CF_HASHED_DB],
2628 [
2629 ifelse([$1],,,[
2630 case $1 in #(vi
2631 yes|*able*) #(vi
2632     ;;
2633 *)
2634     if test -d "$1" ; then
2635         CF_ADD_INCDIR($1/include)
2636         CF_ADD_LIBDIR($1/lib)
2637         else
2638                 case "$1" in #(vi
2639                 ./*|../*|/*)
2640                         AC_MSG_WARN(no such directory $1)
2641                         ;; #(vi
2642                 *)
2643                         CF_FIND_SUB_INCDIR($1)
2644                         CF_FIND_SUB_LIBDIR($1)
2645                         ;;
2646                 esac
2647     fi
2648 esac
2649 ])
2650 AC_CHECK_HEADER(db.h,[
2651 CF_HASHED_DB_VERSION
2652 if test "$cf_cv_hashed_db_version" = unknown ; then
2653         AC_MSG_ERROR(Cannot determine version of db)
2654 else
2655         CF_HASHED_DB_LIBS
2656         if test "$cf_cv_hashed_db_libs" = unknown ; then
2657                 AC_MSG_ERROR(Cannot determine library for db)
2658         elif test "$cf_cv_hashed_db_libs" != default ; then
2659                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2660         fi
2661 fi
2662 ],[
2663         AC_MSG_ERROR(Cannot find db.h)
2664 ])
2665 ])dnl
2666 dnl ---------------------------------------------------------------------------
2667 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2668 dnl -----------------
2669 dnl Given that we have the header and version for hashed database, find the
2670 dnl library information.
2671 AC_DEFUN([CF_HASHED_DB_LIBS],
2672 [
2673 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2674 cf_cv_hashed_db_libs=unknown
2675 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2676 do
2677         cf_save_libs="$LIBS"
2678         if test -n "$cf_db_libs"; then
2679                 CF_ADD_LIB($cf_db_libs)
2680         fi
2681         CF_MSG_LOG(checking for library "$cf_db_libs")
2682         AC_TRY_LINK([
2683 $ac_includes_default
2684 #include <db.h>
2685 ],[
2686         char *path = "/tmp/foo";
2687 #ifdef DB_VERSION_MAJOR
2688 #if DB_VERSION_MAJOR >= 4
2689         DB *result = 0;
2690         db_create(&result, NULL, 0);
2691         result->open(result,
2692                 NULL,
2693                 path,
2694                 path,
2695                 DB_HASH,
2696                 DB_CREATE,
2697                 0644);
2698 #elif DB_VERSION_MAJOR >= 3
2699         DB *result = 0;
2700         db_create(&result, NULL, 0);
2701         result->open(result,
2702                 path,
2703                 path,
2704                 DB_HASH,
2705                 DB_CREATE,
2706                 0644);
2707 #elif DB_VERSION_MAJOR >= 2
2708         DB *result = 0;
2709         db_open(path,
2710                 DB_HASH,
2711                 DB_CREATE,
2712                 0644,
2713                 (DB_ENV *) 0,
2714                 (DB_INFO *) 0,
2715                 &result);
2716 #endif /* DB_VERSION_MAJOR */
2717 #else
2718         DB *result = dbopen(path,
2719                      2,
2720                      0644,
2721                      DB_HASH,
2722                      0);
2723 #endif
2724         ${cf_cv_main_return:-return}(result != 0)
2725 ],[
2726         if test -n "$cf_db_libs" ; then
2727                 cf_cv_hashed_db_libs=$cf_db_libs
2728         else
2729                 cf_cv_hashed_db_libs=default
2730         fi
2731         LIBS="$cf_save_libs"
2732         break
2733 ])
2734         LIBS="$cf_save_libs"
2735 done
2736 ])
2737 ])dnl
2738 dnl ---------------------------------------------------------------------------
2739 dnl CF_HASHED_DB_VERSION version: 4 updated: 2014/04/12 16:47:01
2740 dnl --------------------
2741 dnl Given that we have the header file for hashed database, find the version
2742 dnl information.
2743 AC_DEFUN([CF_HASHED_DB_VERSION],
2744 [
2745 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2746 cf_cv_hashed_db_version=unknown
2747
2748 for cf_db_version in 1 2 3 4 5 6
2749 do
2750         CF_MSG_LOG(checking for db version $cf_db_version)
2751         AC_TRY_COMPILE([
2752 $ac_includes_default
2753 #include <db.h>
2754
2755 #ifdef DB_VERSION_MAJOR
2756         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2757 #if $cf_db_version == DB_VERSION_MAJOR
2758         /* ok */
2759 #else
2760         make an error
2761 #endif
2762 #else
2763 #if $cf_db_version == 1
2764         /* ok: assuming this is DB 1.8.5 */
2765 #else
2766         make an error
2767 #endif
2768 #endif
2769 ],[DBT *foo = 0],[
2770         cf_cv_hashed_db_version=$cf_db_version
2771         break
2772         ])
2773 done
2774 ])
2775 ])dnl
2776 dnl ---------------------------------------------------------------------------
2777 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2778 dnl --------------
2779 dnl Construct a search-list of directories for a nonstandard header-file
2780 dnl
2781 dnl Parameters
2782 dnl     $1 = the variable to return as result
2783 dnl     $2 = the package name
2784 AC_DEFUN([CF_HEADER_PATH],
2785 [
2786 $1=
2787
2788 # collect the current set of include-directories from compiler flags
2789 cf_header_path_list=""
2790 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2791         for cf_header_path in $CPPFLAGS $CFLAGS
2792         do
2793                 case $cf_header_path in #(vi
2794                 -I*)
2795                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2796                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2797                         cf_header_path_list="$cf_header_path_list [$]$1"
2798                         ;;
2799                 esac
2800         done
2801 fi
2802
2803 # add the variations for the package we are looking for
2804 CF_SUBDIR_PATH($1,$2,include)
2805
2806 test "$includedir" != NONE && \
2807 test "$includedir" != "/usr/include" && \
2808 test -d "$includedir" && {
2809         test -d $includedir &&    $1="[$]$1 $includedir"
2810         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2811 }
2812
2813 test "$oldincludedir" != NONE && \
2814 test "$oldincludedir" != "/usr/include" && \
2815 test -d "$oldincludedir" && {
2816         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2817         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2818 }
2819
2820 $1="[$]$1 $cf_header_path_list"
2821 ])dnl
2822 dnl ---------------------------------------------------------------------------
2823 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2824 dnl ---------------
2825 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2826 AC_DEFUN([CF_HELP_MESSAGE],
2827 [AC_DIVERT_HELP([$1])dnl
2828 ])dnl
2829 dnl ---------------------------------------------------------------------------
2830 dnl CF_INCLUDE_DIRS version: 8 updated: 2013/10/12 16:45:09
2831 dnl ---------------
2832 dnl Construct the list of include-options according to whether we're building
2833 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2834 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2835 dnl since that usually breaks gcc's shadow-includes.
2836 AC_DEFUN([CF_INCLUDE_DIRS],
2837 [
2838 if test "$GCC" != yes; then
2839         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2840 elif test "$includedir" != "/usr/include"; then
2841         if test "$includedir" = '${prefix}/include' ; then
2842                 if test x$prefix != x/usr ; then
2843                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2844                 fi
2845         else
2846                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2847         fi
2848 fi
2849 if test "$srcdir" != "."; then
2850         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2851 fi
2852 CPPFLAGS="-I. -I../include $CPPFLAGS"
2853 AC_SUBST(CPPFLAGS)
2854 ])dnl
2855 dnl ---------------------------------------------------------------------------
2856 dnl CF_INTEL_COMPILER version: 6 updated: 2014/03/17 13:13:07
2857 dnl -----------------
2858 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2859 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2860 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2861 dnl
2862 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2863 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2864 dnl the wrappers for gcc and g++ warnings.
2865 dnl
2866 dnl $1 = GCC (default) or GXX
2867 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2868 dnl $3 = CFLAGS (default) or CXXFLAGS
2869 AC_DEFUN([CF_INTEL_COMPILER],[
2870 AC_REQUIRE([AC_CANONICAL_HOST])
2871 ifelse([$2],,INTEL_COMPILER,[$2])=no
2872
2873 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2874         case $host_os in
2875         linux*|gnu*)
2876                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2877                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2878                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2879                 AC_TRY_COMPILE([],[
2880 #ifdef __INTEL_COMPILER
2881 #else
2882 make an error
2883 #endif
2884 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2885 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
2886 ],[])
2887                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2888                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2889                 ;;
2890         esac
2891 fi
2892 ])dnl
2893 dnl ---------------------------------------------------------------------------
2894 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2895 dnl ----------
2896 dnl Check if we have either a function or macro for 'isascii()'.
2897 AC_DEFUN([CF_ISASCII],
2898 [
2899 AC_MSG_CHECKING(for isascii)
2900 AC_CACHE_VAL(cf_cv_have_isascii,[
2901         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2902         [cf_cv_have_isascii=yes],
2903         [cf_cv_have_isascii=no])
2904 ])dnl
2905 AC_MSG_RESULT($cf_cv_have_isascii)
2906 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2907 ])dnl
2908 dnl ---------------------------------------------------------------------------
2909 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2910 dnl ------------
2911 dnl Add checks for large file support.
2912 AC_DEFUN([CF_LARGEFILE],[
2913 ifdef([AC_FUNC_FSEEKO],[
2914     AC_SYS_LARGEFILE
2915     if test "$enable_largefile" != no ; then
2916         AC_FUNC_FSEEKO
2917
2918         # Normally we would collect these definitions in the config.h,
2919         # but (like _XOPEN_SOURCE), some environments rely on having these
2920         # defined before any of the system headers are included.  Another
2921         # case comes up with C++, e.g., on AIX the compiler compiles the
2922         # header files by themselves before looking at the body files it is
2923         # told to compile.  For ncurses, those header files do not include
2924         # the config.h
2925         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2926         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2927         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2928
2929         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2930                 AC_TRY_COMPILE([
2931 #include <sys/types.h>
2932 #include <dirent.h>
2933                 ],[
2934                 /* if transitional largefile support is setup, this is true */
2935                 extern struct dirent64 * readdir(DIR *);
2936                 struct dirent64 *x = readdir((DIR *)0);
2937                 struct dirent *y = readdir((DIR *)0);
2938                 int z = x - y;
2939                 ],
2940                 [cf_cv_struct_dirent64=yes],
2941                 [cf_cv_struct_dirent64=no])
2942         ])
2943         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2944     fi
2945 ])
2946 ])
2947 dnl ---------------------------------------------------------------------------
2948 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2949 dnl -----------------
2950 dnl Check for compiler/linker flags used to temporarily force usage of static
2951 dnl libraries.  This depends on the compiler and platform.  Use this to help
2952 dnl ensure that the linker picks up a given library based on its position in
2953 dnl the list of linker options and libraries.
2954 AC_DEFUN([CF_LDFLAGS_STATIC],[
2955
2956 if test "$GCC" = yes ; then
2957         case $cf_cv_system_name in #(
2958         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2959                 LDFLAGS_STATIC=
2960                 LDFLAGS_SHARED=
2961                 ;;
2962     *)  #( normally, except when broken
2963         LDFLAGS_STATIC=-static
2964         LDFLAGS_SHARED=-dynamic
2965         ;;
2966     esac
2967 else
2968         case $cf_cv_system_name in #(
2969         aix[[4-7]]*)    #( from ld manpage
2970                 LDFLAGS_STATIC=-bstatic
2971                 LDFLAGS_SHARED=-bdynamic
2972                 ;;
2973         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2974                 # We could also use just "archive" and "shared".
2975                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2976                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2977                 ;;
2978         irix*)          #( from ld manpage IRIX64
2979                 LDFLAGS_STATIC=-Bstatic
2980                 LDFLAGS_SHARED=-Bdynamic
2981                 ;;
2982         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2983                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2984                 LDFLAGS_STATIC=-noso
2985                 LDFLAGS_SHARED=-so_archive
2986                 ;;
2987         solaris2*)
2988                 LDFLAGS_STATIC=-Bstatic
2989                 LDFLAGS_SHARED=-Bdynamic
2990                 ;;
2991         esac
2992 fi
2993
2994 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2995 then
2996         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2997
2998         rm -f libconftest.a
2999         cat >conftest.$ac_ext <<EOF
3000 #line __oline__ "configure"
3001 #include <stdio.h>
3002 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
3003 EOF
3004         if AC_TRY_EVAL(ac_compile) ; then
3005                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
3006                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
3007         fi
3008         rm -f conftest.*
3009
3010         cf_save_LIBS="$LIBS"
3011
3012         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
3013         AC_TRY_LINK([
3014 #line __oline__ "configure"
3015 #include <stdio.h>
3016 int cf_ldflags_static(FILE *fp);
3017 ],[
3018         return cf_ldflags_static(stdin);
3019 ],[
3020         # some linkers simply ignore the -dynamic
3021         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
3022         *static*) # (vi
3023                 cf_ldflags_static=no
3024                 ;;
3025         *)
3026                 cf_ldflags_static=yes
3027                 ;;
3028         esac
3029 ],[cf_ldflags_static=no])
3030
3031         rm -f libconftest.*
3032         LIBS="$cf_save_LIBS"
3033
3034         AC_MSG_RESULT($cf_ldflags_static)
3035
3036         if test $cf_ldflags_static != yes
3037         then
3038                 LDFLAGS_STATIC=
3039                 LDFLAGS_SHARED=
3040         fi
3041 else
3042         LDFLAGS_STATIC=
3043         LDFLAGS_SHARED=
3044 fi
3045
3046 AC_SUBST(LDFLAGS_STATIC)
3047 AC_SUBST(LDFLAGS_SHARED)
3048 ])
3049 dnl ---------------------------------------------------------------------------
3050 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3051 dnl ---------------
3052 dnl For the given system and compiler, find the compiler flags to pass to the
3053 dnl loader to use the "rpath" feature.
3054 AC_DEFUN([CF_LD_RPATH_OPT],
3055 [
3056 AC_REQUIRE([CF_CHECK_CACHE])
3057
3058 LD_RPATH_OPT=
3059 AC_MSG_CHECKING(for an rpath option)
3060 case $cf_cv_system_name in #(vi
3061 irix*) #(vi
3062         if test "$GCC" = yes; then
3063                 LD_RPATH_OPT="-Wl,-rpath,"
3064         else
3065                 LD_RPATH_OPT="-rpath "
3066         fi
3067         ;;
3068 linux*|gnu*|k*bsd*-gnu) #(vi
3069         LD_RPATH_OPT="-Wl,-rpath,"
3070         ;;
3071 openbsd[[2-9]].*|mirbsd*) #(vi
3072         LD_RPATH_OPT="-Wl,-rpath,"
3073         ;;
3074 dragonfly*|freebsd*) #(vi
3075         LD_RPATH_OPT="-rpath "
3076         ;;
3077 netbsd*) #(vi
3078         LD_RPATH_OPT="-Wl,-rpath,"
3079         ;;
3080 osf*|mls+*) #(vi
3081         LD_RPATH_OPT="-rpath "
3082         ;;
3083 solaris2*) #(vi
3084         LD_RPATH_OPT="-R"
3085         ;;
3086 *)
3087         ;;
3088 esac
3089 AC_MSG_RESULT($LD_RPATH_OPT)
3090
3091 case "x$LD_RPATH_OPT" in #(vi
3092 x-R*)
3093         AC_MSG_CHECKING(if we need a space after rpath option)
3094         cf_save_LIBS="$LIBS"
3095         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3096         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3097         LIBS="$cf_save_LIBS"
3098         AC_MSG_RESULT($cf_rpath_space)
3099         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3100         ;;
3101 esac
3102 ])dnl
3103 dnl ---------------------------------------------------------------------------
3104 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3105 dnl ---------------
3106 dnl Construct a search-list of directories for a nonstandard library-file
3107 dnl
3108 dnl Parameters
3109 dnl     $1 = the variable to return as result
3110 dnl     $2 = the package name
3111 AC_DEFUN([CF_LIBRARY_PATH],
3112 [
3113 $1=
3114 cf_library_path_list=""
3115 if test -n "${LDFLAGS}${LIBS}" ; then
3116         for cf_library_path in $LDFLAGS $LIBS
3117         do
3118                 case $cf_library_path in #(vi
3119                 -L*)
3120                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3121                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3122                         cf_library_path_list="$cf_library_path_list [$]$1"
3123                         ;;
3124                 esac
3125         done
3126 fi
3127
3128 CF_SUBDIR_PATH($1,$2,lib)
3129
3130 $1="$cf_library_path_list [$]$1"
3131 ])dnl
3132 dnl ---------------------------------------------------------------------------
3133 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3134 dnl ------------------
3135 AC_DEFUN([CF_LIBTOOL_VERSION],[
3136 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3137 then
3138         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3139 else
3140         cf_cv_libtool_version=
3141 fi
3142 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3143 ])dnl
3144 dnl ---------------------------------------------------------------------------
3145 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3146 dnl -------------
3147 dnl Compute the library-prefix for the given host system
3148 dnl $1 = variable to set
3149 define([CF_LIB_PREFIX],
3150 [
3151         case $cf_cv_system_name in #(vi
3152         OS/2*|os2*) #(vi
3153         LIB_PREFIX=''
3154         ;;
3155         *)      LIB_PREFIX='lib'
3156         ;;
3157         esac
3158 ifelse($1,,,[$1=$LIB_PREFIX])
3159         AC_SUBST(LIB_PREFIX)
3160 ])dnl
3161 dnl ---------------------------------------------------------------------------
3162 dnl CF_LIB_RULES version: 74 updated: 2013/09/07 13:54:05
3163 dnl ------------
3164 dnl Append definitions and rules for the given models to the subdirectory
3165 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3166 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3167 dnl the corresponding makefile to list the models that we'll generate.
3168 dnl
3169 dnl For shared libraries, make a list of symbolic links to construct when
3170 dnl generating each library.  The convention used for Linux is the simplest
3171 dnl one:
3172 dnl     lib<name>.so    ->
3173 dnl     lib<name>.so.<major>    ->
3174 dnl     lib<name>.so.<maj>.<minor>
3175 dnl
3176 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3177 AC_DEFUN([CF_LIB_RULES],
3178 [
3179 cf_prefix=$LIB_PREFIX
3180 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3181
3182 case $cf_cv_shlib_version in #(vi
3183 cygdll|msysdll|mingw)
3184         TINFO_NAME=$TINFO_ARG_SUFFIX
3185         TINFO_SUFFIX=.dll
3186         ;;
3187 esac
3188
3189 if test -n "$TINFO_SUFFIX" ; then
3190         case $TINFO_SUFFIX in
3191         tw*)
3192                 TINFO_NAME="${TINFO_NAME}tw"
3193                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3194                 ;;
3195         t*)
3196                 TINFO_NAME="${TINFO_NAME}t"
3197                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3198                 ;;
3199         w*)
3200                 TINFO_NAME="${TINFO_NAME}w"
3201                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3202                 ;;
3203         esac
3204 fi
3205
3206 for cf_dir in $SRC_SUBDIRS
3207 do
3208         if test ! -d $srcdir/$cf_dir ; then
3209                 continue
3210         elif test -f $srcdir/$cf_dir/modules; then
3211
3212                 SHARED_LIB=
3213                 Libs_To_Make=
3214                 for cf_item in $cf_LIST_MODELS
3215                 do
3216                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3217                         cf_libname=$cf_dir
3218                         test "$cf_dir" = c++ && cf_libname=ncurses++
3219                         if test $cf_item = shared ; then
3220                                 if test -n "${LIB_SUFFIX}"
3221                                 then
3222                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3223                                 else
3224                                         cf_shared_suffix="$cf_suffix"
3225                                 fi
3226                                 if test "$cf_cv_do_symlinks" = yes ; then
3227                                         cf_version_name=
3228
3229                                         case "$cf_cv_shlib_version" in #(vi
3230                                         rel) #(vi
3231                                                 cf_version_name=REL_VERSION
3232                                                 ;;
3233                                         abi)
3234                                                 cf_version_name=ABI_VERSION
3235                                                 ;;
3236                                         esac
3237
3238                                         if test -n "$cf_version_name"
3239                                         then
3240                                                 case "$cf_cv_system_name" in #(vi
3241                                                 darwin*)
3242                                                         # "w", etc?
3243                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3244                                                         ;; #(vi
3245                                                 *)
3246                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3247                                                         ;;
3248                                                 esac
3249                                         fi
3250                                         if test -n "${LIB_SUFFIX}"
3251                                         then
3252                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3253                                         else
3254                                                 cf_shared_suffix="$cf_suffix"
3255                                         fi
3256                                 fi
3257                                 # cygwin needs import library, and has unique naming convention
3258                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3259                                 # use 'cyg' prefix for shared lib.
3260                                 case $cf_cv_shlib_version in #(vi
3261                                 cygdll) #(vi
3262                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3263                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3264                                         continue
3265                                         ;;
3266                                 msysdll) #(vi
3267                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3268                                         Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
3269                                         continue
3270                                         ;;
3271                                 mingw)
3272                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3273                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3274                                         continue
3275                                         ;;
3276                                 esac
3277                         fi
3278                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3279                 done
3280
3281                 if test $cf_dir = ncurses ; then
3282                         cf_subsets="$LIB_SUBSETS"
3283                         cf_r_parts="$cf_subsets"
3284                         cf_liblist="$Libs_To_Make"
3285
3286                         while test -n "$cf_r_parts"
3287                         do
3288                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3289                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3290                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3291                                         cf_item=
3292                                         case $cf_l_parts in #(vi
3293                                         *termlib*) #(vi
3294                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3295                                                 ;;
3296                                         *ticlib*)
3297                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3298                                                 ;;
3299                                         *)
3300                                                 break
3301                                                 ;;
3302                                         esac
3303                                         if test -n "$cf_item"; then
3304                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3305                                         fi
3306                                 else
3307                                         break
3308                                 fi
3309                         done
3310                 else
3311                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3312                 fi
3313
3314                 if test $cf_dir = c++; then
3315                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3316                                 cf_list=
3317                                 for cf_item in $Libs_To_Make
3318                                 do
3319                                         case $cf_item in
3320                                         *.a)
3321                                                 ;;
3322                                         *)
3323                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3324                                                 ;;
3325                                         esac
3326                                         for cf_test in $cf_list
3327                                         do
3328                                                 if test "$cf_test" = "$cf_item"
3329                                                 then
3330                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3331                                                         cf_item=
3332                                                         break
3333                                                 fi
3334                                         done
3335                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3336                                 done
3337                                 Libs_To_Make="$cf_list"
3338                         fi
3339                 fi
3340
3341                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3342                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3343                         $cf_dir/Makefile >$cf_dir/Makefile.out
3344                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3345
3346                 $AWK -f $srcdir/mk-0th.awk \
3347                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3348                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3349
3350                 for cf_subset in $cf_subsets
3351                 do
3352                         cf_subdirs=
3353                         for cf_item in $cf_LIST_MODELS
3354                         do
3355
3356                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3357                         CF_UPPER(cf_ITEM,$cf_item)
3358
3359                         CXX_MODEL=$cf_ITEM
3360                         if test "$CXX_MODEL" = SHARED; then
3361                                 case $cf_cv_shlib_version in #(vi
3362                                 cygdll|msysdll|mingw) #(vi
3363                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3364                                         with_shared_cxx=yes
3365                                         ;;
3366                                 *)
3367                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3368                                         ;;
3369                                 esac
3370                         fi
3371
3372                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3373                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3374
3375                         # Test for case where we build libtinfo with a different name.
3376                         cf_libname=$cf_dir
3377                         if test $cf_dir = ncurses ; then
3378                                 case $cf_subset in
3379                                 *base*)
3380                                         cf_libname=${cf_libname}$LIB_SUFFIX
3381                                         ;;
3382                                 *termlib*)
3383                                         cf_libname=$TINFO_LIB_SUFFIX
3384                                         ;;
3385                                 ticlib*)
3386                                         cf_libname=$TICS_LIB_SUFFIX
3387                                         ;;
3388                                 esac
3389                         elif test $cf_dir = c++ ; then
3390                                 cf_libname=ncurses++$LIB_SUFFIX
3391                         else
3392                                 cf_libname=${cf_libname}$LIB_SUFFIX
3393                         fi
3394                         if test -n "${DFT_ARG_SUFFIX}" ; then
3395                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3396                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3397                         fi
3398
3399                         # These dependencies really are for development, not
3400                         # builds, but they are useful in porting, too.
3401                         cf_depend="../include/ncurses_cfg.h"
3402                         if test "$srcdir" = "."; then
3403                                 cf_reldir="."
3404                         else
3405                                 cf_reldir="\${srcdir}"
3406                         fi
3407
3408                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3409                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3410                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3411                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3412                         fi
3413
3414                         cf_dir_suffix=
3415                         old_cf_suffix="$cf_suffix"
3416                         if test "$cf_cv_shlib_version_infix" = yes ; then
3417                         if test -n "$LIB_SUFFIX" ; then
3418                                 case $LIB_SUFFIX in
3419                                 tw*)
3420                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3421                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3422                                         cf_dir_suffix=tw
3423                                         ;;
3424                                 t*)
3425                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3426                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3427                                         cf_dir_suffix=t
3428                                         ;;
3429                                 w*)
3430                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3431                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3432                                         cf_dir_suffix=w
3433                                         ;;
3434                                 esac
3435                         fi
3436                         fi
3437
3438                         $AWK -f $srcdir/mk-1st.awk \
3439                                 name=${cf_libname}${cf_dir_suffix} \
3440                                 traces=$LIB_TRACING \
3441                                 MODEL=$cf_ITEM \
3442                                 CXX_MODEL=$CXX_MODEL \
3443                                 model=$cf_subdir \
3444                                 prefix=$cf_prefix \
3445                                 suffix=$cf_suffix \
3446                                 subset=$cf_subset \
3447                                 driver=$cf_cv_term_driver \
3448                                 SymLink="$LN_S" \
3449                                 TermlibRoot=$TINFO_NAME \
3450                                 TermlibSuffix=$TINFO_SUFFIX \
3451                                 ShlibVer=$cf_cv_shlib_version \
3452                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3453                                 ReLink=${cf_cv_do_relink:-no} \
3454                                 DoLinks=$cf_cv_do_symlinks \
3455                                 rmSoLocs=$cf_cv_rm_so_locs \
3456                                 ldconfig="$LDCONFIG" \
3457                                 overwrite=$WITH_OVERWRITE \
3458                                 depend="$cf_depend" \
3459                                 host="$host" \
3460                                 libtool_version="$LIBTOOL_VERSION" \
3461                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3462
3463                         cf_suffix="$old_cf_suffix"
3464
3465                         for cf_subdir2 in $cf_subdirs lib
3466                         do
3467                                 test $cf_subdir = $cf_subdir2 && break
3468                         done
3469                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3470                         $AWK -f $srcdir/mk-2nd.awk \
3471                                 name=$cf_dir \
3472                                 traces=$LIB_TRACING \
3473                                 MODEL=$cf_ITEM \
3474                                 model=$cf_subdir \
3475                                 subset=$cf_subset \
3476                                 srcdir=$srcdir \
3477                                 echo=$WITH_ECHO \
3478                                 crenames=$cf_cv_prog_CC_c_o \
3479                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3480                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3481                         cf_subdirs="$cf_subdirs $cf_subdir"
3482                         done
3483                 done
3484         fi
3485
3486         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3487 done
3488
3489 for cf_dir in $SRC_SUBDIRS
3490 do
3491         if test ! -d $srcdir/$cf_dir ; then
3492                 continue
3493         fi
3494
3495         if test -f $cf_dir/Makefile ; then
3496                 case "$cf_dir" in
3497                 Ada95) #(vi
3498                         echo 'libs \' >> Makefile
3499                         echo 'install.libs \' >> Makefile
3500                         echo 'uninstall.libs ::' >> Makefile
3501                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3502                         ;;
3503                 esac
3504         fi
3505
3506         if test -f $srcdir/$cf_dir/modules; then
3507                 echo >> Makefile
3508                 if test -f $srcdir/$cf_dir/headers; then
3509 cat >> Makefile <<CF_EOF
3510 install.includes \\
3511 uninstall.includes \\
3512 CF_EOF
3513                 fi
3514 if test "$cf_dir" != "c++" ; then
3515 echo 'lint \' >> Makefile
3516 fi
3517 cat >> Makefile <<CF_EOF
3518 libs \\
3519 lintlib \\
3520 install.libs \\
3521 uninstall.libs \\
3522 install.$cf_dir \\
3523 uninstall.$cf_dir ::
3524         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3525 CF_EOF
3526         elif test -f $srcdir/$cf_dir/headers; then
3527 cat >> Makefile <<CF_EOF
3528
3529 libs \\
3530 install.libs \\
3531 uninstall.libs \\
3532 install.includes \\
3533 uninstall.includes ::
3534         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3535 CF_EOF
3536 fi
3537 done
3538
3539 if test "x$cf_with_db_install" = xyes; then
3540 cat >> Makefile <<CF_EOF
3541
3542 install.libs uninstall.libs \\
3543 install.data uninstall.data ::
3544 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3545 CF_EOF
3546 fi
3547
3548 if test "x$cf_with_manpages" = xyes; then
3549 cat >> Makefile <<CF_EOF
3550
3551 install.man \\
3552 uninstall.man ::
3553         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3554 CF_EOF
3555 fi
3556
3557 cat >> Makefile <<CF_EOF
3558
3559 distclean ::
3560         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3561         rm -f headers.sh headers.sed mk_shared_lib.sh
3562         rm -f edit_man.* man_alias.*
3563         rm -rf \${DIRS_TO_MAKE}
3564 CF_EOF
3565
3566 # Special case: tack's manpage lives in its own directory.
3567 if test "x$cf_with_manpages" = xyes; then
3568 if test -d tack ; then
3569 if test -f $srcdir/$tack.h; then
3570 cat >> Makefile <<CF_EOF
3571
3572 install.man \\
3573 uninstall.man ::
3574         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3575 CF_EOF
3576 fi
3577 fi
3578 fi
3579
3580 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3581 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3582 dnl anything, and will make it more standardized.  It's awkward to decide this
3583 dnl at configuration because of quoting, so we'll simply make all headers
3584 dnl installed via a script that can do the right thing.
3585
3586 rm -f headers.sed headers.sh
3587
3588 dnl ( generating this script makes the makefiles a little tidier :-)
3589 echo creating headers.sh
3590 cat >headers.sh <<CF_EOF
3591 #! /bin/sh
3592 # This shell script is generated by the 'configure' script.  It is invoked in a
3593 # subdirectory of the build tree.  It generates a sed-script in the parent
3594 # directory that is used to adjust includes for header files that reside in a
3595 # subdirectory of /usr/include, etc.
3596 PRG=""
3597 while test \[$]# != 3
3598 do
3599 PRG="\$PRG \[$]1"; shift
3600 done
3601 DST=\[$]1
3602 REF=\[$]2
3603 SRC=\[$]3
3604 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3605 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3606 echo installing \$SRC in \$DST
3607 CF_EOF
3608
3609 if test $WITH_CURSES_H = yes; then
3610         cat >>headers.sh <<CF_EOF
3611 case \$DST in
3612 /*/include/*)
3613         END=\`basename \$DST\`
3614         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3615         do
3616                 NAME=\`basename \$i\`
3617                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3618         done
3619         ;;
3620 *)
3621         echo "" >> \$TMPSED
3622         ;;
3623 esac
3624 CF_EOF
3625
3626 else
3627         cat >>headers.sh <<CF_EOF
3628 case \$DST in
3629 /*/include/*)
3630         END=\`basename \$DST\`
3631         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3632         do
3633                 NAME=\`basename \$i\`
3634                 if test "\$NAME" = "curses.h"
3635                 then
3636                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3637                         NAME=ncurses.h
3638                 fi
3639                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3640         done
3641         ;;
3642 *)
3643         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3644         ;;
3645 esac
3646 CF_EOF
3647 fi
3648 cat >>headers.sh <<CF_EOF
3649 rm -f \$TMPSRC
3650 sed -f \$TMPSED \$SRC > \$TMPSRC
3651 NAME=\`basename \$SRC\`
3652 CF_EOF
3653 if test $WITH_CURSES_H != yes; then
3654         cat >>headers.sh <<CF_EOF
3655 test "\$NAME" = "curses.h" && NAME=ncurses.h
3656 CF_EOF
3657 fi
3658 cat >>headers.sh <<CF_EOF
3659 # Just in case someone gzip'd manpages, remove the conflicting copy.
3660 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3661
3662 eval \$PRG \$TMPSRC \$DST/\$NAME
3663 rm -f \$TMPSRC \$TMPSED
3664 CF_EOF
3665
3666 chmod 0755 headers.sh
3667
3668 for cf_dir in $SRC_SUBDIRS
3669 do
3670         if test ! -d $srcdir/$cf_dir ; then
3671                 continue
3672         fi
3673
3674         if test -f $srcdir/$cf_dir/headers; then
3675                 $AWK -f $srcdir/mk-hdr.awk \
3676                         subset="$LIB_SUBSETS" \
3677                         compat="$WITH_CURSES_H" \
3678                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3679         fi
3680
3681         if test -f $srcdir/$cf_dir/modules; then
3682                 if test "$cf_dir" != "c++" ; then
3683                         cat >>$cf_dir/Makefile <<"CF_EOF"
3684 depend : ${AUTO_SRC}
3685         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3686
3687 # DO NOT DELETE THIS LINE -- make depend depends on it.
3688 CF_EOF
3689                 fi
3690         fi
3691 done
3692 AC_SUBST(Libs_To_Make)
3693 ])dnl
3694 dnl ---------------------------------------------------------------------------
3695 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3696 dnl -------------
3697 dnl Find the and soname for the given shared library.  Set the cache variable
3698 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3699 dnl variable to "unknown".
3700 dnl
3701 dnl $1 = headers
3702 dnl $2 = code
3703 dnl $3 = library name
3704 AC_DEFUN([CF_LIB_SONAME],
3705 [
3706 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3707
3708 cf_cv_$3_soname=unknown
3709 if test "$cross_compiling" != yes ; then
3710 cat >conftest.$ac_ext <<CF_EOF
3711 $1
3712 int main()
3713 {
3714 $2
3715         ${cf_cv_main_return:-return}(0);
3716 }
3717 CF_EOF
3718 cf_save_LIBS="$LIBS"
3719         CF_ADD_LIB($3)
3720         if AC_TRY_EVAL(ac_compile) ; then
3721                 if AC_TRY_EVAL(ac_link) ; then
3722                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3723                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3724                 fi
3725         fi
3726 rm -rf conftest*
3727 LIBS="$cf_save_LIBS"
3728 fi
3729 ])
3730 ])
3731 dnl ---------------------------------------------------------------------------
3732 dnl CF_LIB_SUFFIX version: 22 updated: 2013/09/07 13:54:05
3733 dnl -------------
3734 dnl Compute the library file-suffix from the given model name
3735 dnl $1 = model name
3736 dnl $2 = variable to set (the nominal library suffix)
3737 dnl $3 = dependency variable to set (actual filename)
3738 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3739 AC_DEFUN([CF_LIB_SUFFIX],
3740 [
3741         case X$1 in #(vi
3742         Xlibtool) #(vi
3743                 $2='.la'
3744                 $3=[$]$2
3745                 ;;
3746         Xdebug) #(vi
3747                 $2='_g.a'
3748                 $3=[$]$2
3749                 ;;
3750         Xprofile) #(vi
3751                 $2='_p.a'
3752                 $3=[$]$2
3753                 ;;
3754         Xshared) #(vi
3755                 case $cf_cv_system_name in
3756                 aix[[5-7]]*) #(vi
3757                         $2='.a'
3758                         $3=[$]$2
3759                         ;;
3760                 cygwin*|msys*|mingw*) #(vi
3761                         $2='.dll'
3762                         $3='.dll.a'
3763                         ;;
3764                 darwin*) #(vi
3765                         $2='.dylib'
3766                         $3=[$]$2
3767                         ;;
3768                 hpux*) #(vi
3769                         case $target in
3770                         ia64*) #(vi
3771                                 $2='.so'
3772                                 $3=[$]$2
3773                                 ;;
3774                         *) #(vi
3775                                 $2='.sl'
3776                                 $3=[$]$2
3777                                 ;;
3778                         esac
3779                         ;;
3780                 *) #(vi
3781                         $2='.so'
3782                         $3=[$]$2
3783                         ;;
3784                 esac
3785                 ;;
3786         *)
3787                 $2='.a'
3788                 $3=[$]$2
3789                 ;;
3790         esac
3791         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3792         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3793 ])dnl
3794 dnl ---------------------------------------------------------------------------
3795 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3796 dnl -----------
3797 dnl Compute the string to append to -library from the given model name
3798 dnl $1 = model name
3799 dnl $2 = variable to set
3800 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3801 AC_DEFUN([CF_LIB_TYPE],
3802 [
3803         case $1 in
3804         libtool) $2=''   ;;
3805         normal)  $2=''   ;;
3806         debug)   $2='_g' ;;
3807         profile) $2='_p' ;;
3808         shared)  $2=''   ;;
3809         esac
3810         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3811 ])dnl
3812 dnl ---------------------------------------------------------------------------
3813 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
3814 dnl ----------------
3815 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3816 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3817 dnl have to provide wrappers for global tables to ensure they're linked
3818 dnl properly.
3819 AC_DEFUN([CF_LINK_DATAONLY],
3820 [
3821 AC_MSG_CHECKING([if data-only library module links])
3822 AC_CACHE_VAL(cf_cv_link_dataonly,[
3823         rm -f conftest.a
3824         cat >conftest.$ac_ext <<EOF
3825 #line __oline__ "configure"
3826 int     testdata[[3]] = { 123, 456, 789 };
3827 EOF
3828         if AC_TRY_EVAL(ac_compile) ; then
3829                 mv conftest.o data.o && \
3830                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3831         fi
3832         rm -f conftest.$ac_ext data.o
3833         cat >conftest.$ac_ext <<EOF
3834 #line __oline__ "configure"
3835 int     testfunc()
3836 {
3837 #if defined(NeXT)
3838         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3839 #else
3840         extern int testdata[[3]];
3841         return testdata[[0]] == 123
3842            &&  testdata[[1]] == 456
3843            &&  testdata[[2]] == 789;
3844 #endif
3845 }
3846 EOF
3847         if AC_TRY_EVAL(ac_compile); then
3848                 mv conftest.o func.o && \
3849                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3850         fi
3851         rm -f conftest.$ac_ext func.o
3852         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3853         cf_saveLIBS="$LIBS"
3854         LIBS="conftest.a $LIBS"
3855         AC_TRY_RUN([
3856         int main()
3857         {
3858                 extern int testfunc();
3859                 ${cf_cv_main_return:-return} (!testfunc());
3860         }
3861         ],
3862         [cf_cv_link_dataonly=yes],
3863         [cf_cv_link_dataonly=no],
3864         [cf_cv_link_dataonly=unknown])
3865         LIBS="$cf_saveLIBS"
3866         ])
3867 AC_MSG_RESULT($cf_cv_link_dataonly)
3868
3869 if test "$cf_cv_link_dataonly" = no ; then
3870         AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
3871         BROKEN_LINKER=1
3872 fi
3873
3874 ])dnl
3875 dnl ---------------------------------------------------------------------------
3876 dnl CF_LINK_FUNCS version: 8 updated: 2012/10/06 17:56:13
3877 dnl -------------
3878 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3879 dnl A few non-Unix systems implement symlink, but not link.
3880 dnl A few non-systems implement neither (or have nonfunctional versions).
3881 AC_DEFUN([CF_LINK_FUNCS],
3882 [
3883 AC_CHECK_FUNCS( \
3884         remove \
3885         unlink )
3886
3887 if test "$cross_compiling" = yes ; then
3888         AC_CHECK_FUNCS( \
3889                 link \
3890                 symlink )
3891 else
3892         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3893                 cf_cv_link_funcs=
3894                 for cf_func in link symlink ; do
3895                         AC_TRY_RUN([
3896 #include <sys/types.h>
3897 #include <sys/stat.h>
3898 #ifdef HAVE_UNISTD_H
3899 #include <unistd.h>
3900 #endif
3901 int main()
3902 {
3903         int fail = 0;
3904         char *src = "config.log";
3905         char *dst = "conftest.chk";
3906         struct stat src_sb;
3907         struct stat dst_sb;
3908
3909         stat(src, &src_sb);
3910         fail = ($cf_func("config.log", "conftest.chk") < 0)
3911             || (stat(dst, &dst_sb) < 0)
3912             || (dst_sb.st_mtime != src_sb.st_mtime);
3913 #ifdef HAVE_UNLINK
3914         unlink(dst);
3915 #else
3916         remove(dst);
3917 #endif
3918         ${cf_cv_main_return:-return} (fail);
3919 }
3920                         ],[
3921                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3922                         eval 'ac_cv_func_'$cf_func'=yes'],[
3923                         eval 'ac_cv_func_'$cf_func'=no'],[
3924                         eval 'ac_cv_func_'$cf_func'=error'])
3925                 done
3926                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3927         ])
3928         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK,1,[Define to 1 if we have link() function])
3929         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK,1,[Define to 1 if we have symlink() function])
3930 fi
3931 ])dnl
3932 dnl ---------------------------------------------------------------------------
3933 dnl CF_MAKEFLAGS version: 15 updated: 2014/05/10 16:43:23
3934 dnl ------------
3935 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3936 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3937 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3938 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3939 AC_DEFUN([CF_MAKEFLAGS],
3940 [
3941 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3942         cf_cv_makeflags=''
3943         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3944         do
3945                 cat >cf_makeflags.tmp <<CF_EOF
3946 SHELL = /bin/sh
3947 all :
3948         @ echo '.$cf_option'
3949 CF_EOF
3950                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3951                 case "$cf_result" in
3952                 .*k|.*kw)
3953                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3954                         case "$cf_result" in
3955                         .*CC=*) cf_cv_makeflags=
3956                                 ;;
3957                         *)      cf_cv_makeflags=$cf_option
3958                                 ;;
3959                         esac
3960                         break
3961                         ;;
3962                 .-)     ;;
3963                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3964                         ;;
3965                 esac
3966         done
3967         rm -f cf_makeflags.tmp
3968 ])
3969
3970 AC_SUBST(cf_cv_makeflags)
3971 ])dnl
3972 dnl ---------------------------------------------------------------------------
3973 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3974 dnl ------------
3975 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3976 dnl a monocase filesystem.
3977 AC_DEFUN([CF_MAKE_TAGS],[
3978 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3979
3980 AC_CHECK_PROGS(CTAGS, exctags ctags)
3981 AC_CHECK_PROGS(ETAGS, exetags etags)
3982
3983 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3984
3985 if test "$cf_cv_mixedcase" = yes ; then
3986         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3987 else
3988         MAKE_UPPER_TAGS=no
3989 fi
3990
3991 if test "$MAKE_UPPER_TAGS" = yes ; then
3992         MAKE_UPPER_TAGS=
3993 else
3994         MAKE_UPPER_TAGS="#"
3995 fi
3996
3997 if test "$MAKE_LOWER_TAGS" = yes ; then
3998         MAKE_LOWER_TAGS=
3999 else
4000         MAKE_LOWER_TAGS="#"
4001 fi
4002
4003 AC_SUBST(CTAGS)
4004 AC_SUBST(ETAGS)
4005
4006 AC_SUBST(MAKE_UPPER_TAGS)
4007 AC_SUBST(MAKE_LOWER_TAGS)
4008 ])dnl
4009 dnl ---------------------------------------------------------------------------
4010 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
4011 dnl -----------------
4012 dnl Option to allow user to override automatic configuration of manpage format.
4013 dnl There are several special cases:
4014 dnl
4015 dnl     gzip - man checks for, can display gzip'd files
4016 dnl     compress - man checks for, can display compressed files
4017 dnl     BSDI - files in the cat-directories are suffixed ".0"
4018 dnl     formatted - installer should format (put files in cat-directory)
4019 dnl     catonly - installer should only format, e.g., for a turnkey system.
4020 dnl
4021 dnl There are other configurations which this macro does not test, e.g., HPUX's
4022 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
4023 dnl convention would not match our use).
4024 AC_DEFUN([CF_MANPAGE_FORMAT],
4025 [
4026 AC_REQUIRE([CF_PATHSEP])
4027 AC_MSG_CHECKING(format of man-pages)
4028
4029 AC_ARG_WITH(manpage-format,
4030         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
4031                           optionally formatted/catonly, e.g., gzip,formatted],
4032         [MANPAGE_FORMAT=$withval],
4033         [MANPAGE_FORMAT=unknown])
4034
4035 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
4036 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
4037
4038 cf_unknown=
4039
4040 case $MANPAGE_FORMAT in
4041 unknown)
4042   if test -z "$MANPATH" ; then
4043     MANPATH="/usr/man:/usr/share/man"
4044   fi
4045
4046   # look for the 'date' man-page (it's most likely to be installed!)
4047   MANPAGE_FORMAT=
4048   cf_preform=no
4049   cf_catonly=yes
4050   cf_example=date
4051
4052   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
4053   for cf_dir in $MANPATH; do
4054     test -z "$cf_dir" && cf_dir=/usr/man
4055     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
4056     do
4057       cf_test=`echo $cf_name | sed -e 's/*//'`
4058       if test "x$cf_test" = "x$cf_name" ; then
4059
4060         case "$cf_name" in
4061         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
4062         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
4063         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
4064         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
4065         esac
4066
4067         case "$cf_name" in
4068         $cf_dir/man*)
4069           cf_catonly=no
4070           ;;
4071         $cf_dir/cat*)
4072           cf_preform=yes
4073           ;;
4074         esac
4075         break
4076       fi
4077
4078       # if we found a match in either man* or cat*, stop looking
4079       if test -n "$MANPAGE_FORMAT" ; then
4080         cf_found=no
4081         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
4082         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
4083         case "$cf_name" in
4084         $cf_dir/cat*)
4085           cf_found=yes
4086           ;;
4087         esac
4088         test $cf_found=yes && break
4089       fi
4090     done
4091     # only check the first directory in $MANPATH where we find manpages
4092     if test -n "$MANPAGE_FORMAT" ; then
4093        break
4094     fi
4095   done
4096   # if we did not find the example, just assume it is normal
4097   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
4098   IFS="$ac_save_ifs"
4099   ;;
4100 *)
4101   for cf_option in $MANPAGE_FORMAT; do
4102      case $cf_option in #(vi
4103      gzip|compress|BSDI|normal|formatted|catonly)
4104        ;;
4105      *)
4106        cf_unknown="$cf_unknown $cf_option"
4107        ;;
4108      esac
4109   done
4110   ;;
4111 esac
4112
4113 AC_MSG_RESULT($MANPAGE_FORMAT)
4114 if test -n "$cf_unknown" ; then
4115   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
4116 fi
4117 ])dnl
4118 dnl ---------------------------------------------------------------------------
4119 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
4120 dnl ------------------
4121 dnl The Debian people have their own naming convention for manpages.  This
4122 dnl option lets us override the name of the file containing renaming, or
4123 dnl disable it altogether.
4124 AC_DEFUN([CF_MANPAGE_RENAMES],
4125 [
4126 AC_MSG_CHECKING(for manpage renaming)
4127
4128 AC_ARG_WITH(manpage-renames,
4129         [  --with-manpage-renames  specify manpage-renaming],
4130         [MANPAGE_RENAMES=$withval],
4131         [MANPAGE_RENAMES=yes])
4132
4133 case ".$MANPAGE_RENAMES" in #(vi
4134 .no) #(vi
4135   ;;
4136 .|.yes)
4137   # Debian 'man' program?
4138   if test -f /etc/debian_version ; then
4139     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
4140   else
4141     MANPAGE_RENAMES=no
4142   fi
4143   ;;
4144 esac
4145
4146 if test "$MANPAGE_RENAMES" != no ; then
4147   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
4148     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
4149   elif test ! -f $MANPAGE_RENAMES ; then
4150     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
4151   fi
4152
4153   test ! -d man && mkdir man
4154
4155   # Construct a sed-script to perform renaming within man-pages
4156   if test -n "$MANPAGE_RENAMES" ; then
4157     test ! -d man && mkdir man
4158     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
4159   fi
4160 fi
4161
4162 AC_MSG_RESULT($MANPAGE_RENAMES)
4163 AC_SUBST(MANPAGE_RENAMES)
4164 ])dnl
4165 dnl ---------------------------------------------------------------------------
4166 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
4167 dnl -------------------
4168 dnl Some people expect each tool to make all aliases for manpages in the
4169 dnl man-directory.  This accommodates the older, less-capable implementations
4170 dnl of 'man', and is optional.
4171 AC_DEFUN([CF_MANPAGE_SYMLINKS],
4172 [
4173 AC_MSG_CHECKING(if manpage aliases will be installed)
4174
4175 AC_ARG_WITH(manpage-aliases,
4176         [  --with-manpage-aliases  specify manpage-aliases using .so],
4177         [MANPAGE_ALIASES=$withval],
4178         [MANPAGE_ALIASES=yes])
4179
4180 AC_MSG_RESULT($MANPAGE_ALIASES)
4181
4182 case "x$LN_S" in #(vi
4183 xln*) #(vi
4184         cf_use_symlinks=yes
4185         ;;
4186 *)
4187         cf_use_symlinks=no
4188         ;;
4189 esac
4190
4191 MANPAGE_SYMLINKS=no
4192 if test "$MANPAGE_ALIASES" = yes ; then
4193 AC_MSG_CHECKING(if manpage symlinks should be used)
4194
4195 AC_ARG_WITH(manpage-symlinks,
4196         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
4197         [MANPAGE_SYMLINKS=$withval],
4198         [MANPAGE_SYMLINKS=$cf_use_symlinks])
4199
4200 if test "$$cf_use_symlinks" = no; then
4201 if test "$MANPAGE_SYMLINKS" = yes ; then
4202         AC_MSG_WARN(cannot make symlinks, will use .so files)
4203         MANPAGE_SYMLINKS=no
4204 fi
4205 fi
4206
4207 AC_MSG_RESULT($MANPAGE_SYMLINKS)
4208 fi
4209
4210 ])dnl
4211 dnl ---------------------------------------------------------------------------
4212 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
4213 dnl --------------
4214 dnl This option causes manpages to be run through tbl(1) to generate tables
4215 dnl correctly.
4216 AC_DEFUN([CF_MANPAGE_TBL],
4217 [
4218 AC_MSG_CHECKING(for manpage tbl)
4219
4220 AC_ARG_WITH(manpage-tbl,
4221         [  --with-manpage-tbl      specify manpage processing with tbl],
4222         [MANPAGE_TBL=$withval],
4223         [MANPAGE_TBL=no])
4224
4225 AC_MSG_RESULT($MANPAGE_TBL)
4226 ])dnl
4227 dnl ---------------------------------------------------------------------------
4228 dnl CF_MAN_PAGES version: 43 updated: 2013/02/09 12:53:45
4229 dnl ------------
4230 dnl Try to determine if the man-pages on the system are compressed, and if
4231 dnl so, what format is used.  Use this information to construct a script that
4232 dnl will install man-pages.
4233 AC_DEFUN([CF_MAN_PAGES],
4234 [
4235 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
4236 CF_MANPAGE_FORMAT
4237 CF_MANPAGE_RENAMES
4238 CF_MANPAGE_SYMLINKS
4239 CF_MANPAGE_TBL
4240
4241   if test "$prefix" = "NONE" ; then
4242      cf_prefix="$ac_default_prefix"
4243   else
4244      cf_prefix="$prefix"
4245   fi
4246
4247   case "$MANPAGE_FORMAT" in # (vi
4248   *catonly*) # (vi
4249     cf_format=yes
4250     cf_inboth=no
4251     ;;
4252   *formatted*) # (vi
4253     cf_format=yes
4254     cf_inboth=yes
4255     ;;
4256   *)
4257     cf_format=no
4258     cf_inboth=no
4259     ;;
4260   esac
4261
4262 test ! -d man && mkdir man
4263
4264 cf_so_strip=
4265 cf_compress=
4266 case "$MANPAGE_FORMAT" in #(vi
4267 *compress*) #(vi
4268         cf_so_strip="Z"
4269         cf_compress=compress
4270   ;;
4271 *gzip*)
4272         cf_so_strip="gz"
4273         cf_compress=gzip
4274   ;;
4275 esac
4276
4277 cf_edit_man=./edit_man.sh
4278 cf_man_alias=`pwd`/man_alias.sed
4279
4280 cat >$cf_edit_man <<CF_EOF
4281 #! /bin/sh
4282 # this script is generated by the configure-script CF_MAN_PAGES macro.
4283
4284 prefix="$cf_prefix"
4285 datarootdir="$datarootdir"
4286 datadir="$datadir"
4287
4288 NCURSES_MAJOR="$NCURSES_MAJOR"
4289 NCURSES_MINOR="$NCURSES_MINOR"
4290 NCURSES_PATCH="$NCURSES_PATCH"
4291
4292 NCURSES_OSPEED="$NCURSES_OSPEED"
4293 TERMINFO="$TERMINFO"
4294
4295 INSTALL="$INSTALL"
4296 INSTALL_DATA="$INSTALL_DATA"
4297
4298 transform="$program_transform_name"
4299
4300 TMP=\${TMPDIR:=/tmp}/man\$\$
4301 trap "rm -f \$TMP" 0 1 2 5 15
4302
4303 form=\[$]1
4304 shift || exit 1
4305
4306 verb=\[$]1
4307 shift || exit 1
4308
4309 mandir=\[$]1
4310 shift || exit 1
4311
4312 srcdir=\[$]1
4313 top_srcdir=\[$]srcdir/..
4314 shift || exit 1
4315
4316 if test "\$form" = normal ; then
4317         if test "$cf_format" = yes ; then
4318         if test "$cf_inboth" = no ; then
4319                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4320                 exit $?
4321         fi
4322         fi
4323         cf_subdir=\$mandir/man
4324         cf_tables=$MANPAGE_TBL
4325 else
4326         cf_subdir=\$mandir/cat
4327         cf_tables=yes
4328 fi
4329
4330 # process the list of source-files
4331 for i in \[$]* ; do
4332 case \$i in #(vi
4333 *.orig|*.rej) ;; #(vi
4334 *.[[0-9]]*)
4335         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4336         if test \$verb = installing ; then
4337         if test ! -d \$cf_subdir\${section} ; then
4338                 mkdir -p \$cf_subdir\$section
4339         fi
4340         fi
4341
4342         # replace variables in man page
4343         if test ! -f $cf_man_alias ; then
4344 cat >>$cf_man_alias <<-CF_EOF2
4345                 s,@DATADIR@,\$datadir,g
4346                 s,@TERMINFO@,\${TERMINFO:="no default value"},g
4347                 s,@TERMINFO_DIRS@,\${TERMINFO_DIRS:="no default value"},g
4348                 s,@NCURSES_MAJOR@,\${NCURSES_MAJOR:="no default value"},g
4349                 s,@NCURSES_MINOR@,\${NCURSES_MINOR:="no default value"},g
4350                 s,@NCURSES_PATCH@,\${NCURSES_PATCH:="no default value"},g
4351                 s,@NCURSES_OSPEED@,\${NCURSES_OSPEED:="no default value"},g
4352 CF_EOF
4353         ifelse($1,,,[
4354         for cf_name in $1
4355         do
4356                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4357                 cf_name=`echo $cf_name|sed "$program_transform_name"`
4358 cat >>$cf_edit_man <<-CF_EOF
4359                 s,@$cf_NAME@,$cf_name,g
4360 CF_EOF
4361         done
4362         ])
4363 cat >>$cf_edit_man <<CF_EOF
4364 CF_EOF2
4365                 echo "...made $cf_man_alias"
4366         fi
4367
4368         aliases=
4369         cf_source=\`basename \$i\`
4370         inalias=\$cf_source
4371         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4372         if test ! -f \$inalias ; then
4373                 echo .. skipped \$cf_source
4374                 continue
4375         fi
4376 CF_EOF
4377
4378 if test "$MANPAGE_ALIASES" != no ; then
4379 cat >>$cf_edit_man <<CF_EOF
4380         nCurses=ignore.3x
4381         test $with_curses_h = yes && nCurses=ncurses.3x
4382         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4383 CF_EOF
4384 fi
4385
4386 if test "$MANPAGE_RENAMES" = no ; then
4387 cat >>$cf_edit_man <<CF_EOF
4388         # perform program transformations for section 1 man pages
4389         if test \$section = 1 ; then
4390                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4391         else
4392                 cf_target=\$cf_subdir\${section}/\$cf_source
4393         fi
4394 CF_EOF
4395 else
4396 cat >>$cf_edit_man <<CF_EOF
4397         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4398         if test -z "\$cf_target" ; then
4399                 echo '? missing rename for '\$cf_source
4400                 cf_target="\$cf_source"
4401         fi
4402         cf_target="\$cf_subdir\${section}/\${cf_target}"
4403
4404 CF_EOF
4405 fi
4406
4407 cat >>$cf_edit_man <<CF_EOF
4408         sed     -f $cf_man_alias \\
4409 CF_EOF
4410
4411 if test -f $MANPAGE_RENAMES ; then
4412 cat >>$cf_edit_man <<CF_EOF
4413                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4414 CF_EOF
4415 else
4416 cat >>$cf_edit_man <<CF_EOF
4417                 < \$i >\$TMP
4418 CF_EOF
4419 fi
4420
4421 cat >>$cf_edit_man <<CF_EOF
4422 if test \$cf_tables = yes ; then
4423         tbl \$TMP >\$TMP.out
4424         mv \$TMP.out \$TMP
4425 fi
4426 CF_EOF
4427
4428 if test $with_overwrite != yes ; then
4429 cat >>$cf_edit_man <<CF_EOF
4430         sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4431         mv \$TMP.out \$TMP
4432 CF_EOF
4433 fi
4434
4435 if test $with_curses_h != yes ; then
4436 cat >>$cf_edit_man <<CF_EOF
4437         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4438         mv \$TMP.out \$TMP
4439 CF_EOF
4440 fi
4441
4442 cat >>$cf_edit_man <<CF_EOF
4443         if test \$form = format ; then
4444                 nroff -man \$TMP >\$TMP.out
4445                 mv \$TMP.out \$TMP
4446         fi
4447 CF_EOF
4448
4449 if test -n "$cf_compress" ; then
4450 cat >>$cf_edit_man <<CF_EOF
4451         if test \$verb = installing ; then
4452         if ( $cf_compress -f \$TMP )
4453         then
4454                 mv \$TMP.$cf_so_strip \$TMP
4455         fi
4456         fi
4457         cf_target="\$cf_target.$cf_so_strip"
4458 CF_EOF
4459 fi
4460
4461 case "$MANPAGE_FORMAT" in #(vi
4462 *BSDI*)
4463 cat >>$cf_edit_man <<CF_EOF
4464         if test \$form = format ; then
4465                 # BSDI installs only .0 suffixes in the cat directories
4466                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4467         fi
4468 CF_EOF
4469   ;;
4470 esac
4471
4472 cat >>$cf_edit_man <<CF_EOF
4473         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4474         if test \$verb = installing ; then
4475                 echo \$verb \$cf_target
4476                 \$INSTALL_DATA \$TMP \$cf_target
4477                 test -d \$cf_subdir\${section} &&
4478                 test -n "\$aliases" && (
4479                         cd \$cf_subdir\${section} && (
4480                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4481                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4482                                 cf_target=\`basename \$cf_target\`
4483                                 for cf_alias in \$aliases
4484                                 do
4485                                         if test \$section = 1 ; then
4486                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4487                                         fi
4488
4489                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4490                                                 if test -f \$cf_alias\${suffix} ; then
4491                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4492                                                         then
4493                                                                 continue
4494                                                         fi
4495                                                 fi
4496                                                 echo .. \$verb alias \$cf_alias\${suffix}
4497 CF_EOF
4498 case "x$LN_S" in #(vi
4499 *-f) #(vi
4500 cat >>$cf_edit_man <<CF_EOF
4501                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4502 CF_EOF
4503         ;;
4504 *)
4505 cat >>$cf_edit_man <<CF_EOF
4506                                                 rm -f \$cf_alias\${suffix}
4507                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4508 CF_EOF
4509         ;;
4510 esac
4511 cat >>$cf_edit_man <<CF_EOF
4512                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4513                                                 echo ".so \$cf_source" >\$TMP
4514 CF_EOF
4515 if test -n "$cf_compress" ; then
4516 cat >>$cf_edit_man <<CF_EOF
4517                                                 if test -n "$cf_so_strip" ; then
4518                                                         $cf_compress -f \$TMP
4519                                                         mv \$TMP.$cf_so_strip \$TMP
4520                                                 fi
4521 CF_EOF
4522 fi
4523 cat >>$cf_edit_man <<CF_EOF
4524                                                 echo .. \$verb alias \$cf_alias\${suffix}
4525                                                 rm -f \$cf_alias\${suffix}
4526                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4527                                         fi
4528                                 done
4529                         )
4530                 )
4531         elif test \$verb = removing ; then
4532                 test -f \$cf_target && (
4533                         echo \$verb \$cf_target
4534                         rm -f \$cf_target
4535                 )
4536                 test -d \$cf_subdir\${section} &&
4537                 test -n "\$aliases" && (
4538                         cd \$cf_subdir\${section} && (
4539                                 for cf_alias in \$aliases
4540                                 do
4541                                         if test \$section = 1 ; then
4542                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4543                                         fi
4544
4545                                         echo .. \$verb alias \$cf_alias\${suffix}
4546                                         rm -f \$cf_alias\${suffix}
4547                                 done
4548                         )
4549                 )
4550         else
4551 #               echo ".hy 0"
4552                 cat \$TMP
4553         fi
4554         ;;
4555 esac
4556 done
4557
4558 if test $cf_inboth = yes ; then
4559 if test \$form != format ; then
4560         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4561 fi
4562 fi
4563
4564 exit 0
4565 CF_EOF
4566 chmod 755 $cf_edit_man
4567
4568 ])dnl
4569 dnl ---------------------------------------------------------------------------
4570 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4571 dnl -----------
4572 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4573 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4574 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4575 AC_DEFUN([CF_MATH_LIB],
4576 [
4577 AC_CACHE_CHECK(if -lm needed for math functions,
4578         cf_cv_need_libm,[
4579         AC_TRY_LINK([
4580         #include <stdio.h>
4581         #include <math.h>
4582         ],
4583         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4584         [cf_cv_need_libm=no],
4585         [cf_cv_need_libm=yes])])
4586 if test "$cf_cv_need_libm" = yes
4587 then
4588 ifelse($1,,[
4589         CF_ADD_LIB(m)
4590 ],[$1=-lm])
4591 fi
4592 ])
4593 dnl ---------------------------------------------------------------------------
4594 dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
4595 dnl ----------------------
4596 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4597 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4598 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4599 [
4600 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4601 if test "$cross_compiling" = yes ; then
4602         case $target_alias in #(vi
4603         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
4604                 cf_cv_mixedcase=no
4605                 ;;
4606         *)
4607                 cf_cv_mixedcase=yes
4608                 ;;
4609         esac
4610 else
4611         rm -f conftest CONFTEST
4612         echo test >conftest
4613         if test -f CONFTEST ; then
4614                 cf_cv_mixedcase=no
4615         else
4616                 cf_cv_mixedcase=yes
4617         fi
4618         rm -f conftest CONFTEST
4619 fi
4620 ])
4621 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
4622 ])dnl
4623 dnl ---------------------------------------------------------------------------
4624 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
4625 dnl ----------
4626 dnl Check for a working mkstemp.  This creates two files, checks that they are
4627 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4628 AC_DEFUN([CF_MKSTEMP],[
4629 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4630 rm -rf conftest*
4631 AC_TRY_RUN([
4632 #include <sys/types.h>
4633 #include <stdlib.h>
4634 #include <stdio.h>
4635 #include <string.h>
4636 #include <sys/stat.h>
4637 int main()
4638 {
4639         char *tmpl = "conftestXXXXXX";
4640         char name[2][80];
4641         int n;
4642         int result = 0;
4643         int fd;
4644         struct stat sb;
4645
4646         umask(077);
4647         for (n = 0; n < 2; ++n) {
4648                 strcpy(name[n], tmpl);
4649                 if ((fd = mkstemp(name[n])) >= 0) {
4650                         if (!strcmp(name[n], tmpl)
4651                          || stat(name[n], &sb) != 0
4652                          || (sb.st_mode & S_IFMT) != S_IFREG
4653                          || (sb.st_mode & 077) != 0) {
4654                                 result = 1;
4655                         }
4656                         close(fd);
4657                 }
4658         }
4659         if (result == 0
4660          && !strcmp(name[0], name[1]))
4661                 result = 1;
4662         ${cf_cv_main_return:-return}(result);
4663 }
4664 ],[cf_cv_func_mkstemp=yes
4665 ],[cf_cv_func_mkstemp=no
4666 ],[cf_cv_func_mkstemp=maybe])
4667 ])
4668 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
4669         AC_CHECK_FUNC(mkstemp)
4670 fi
4671 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4672         AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
4673 fi
4674 ])dnl
4675 dnl ---------------------------------------------------------------------------
4676 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4677 dnl ----------
4678 dnl Write a debug message to config.log, along with the line number in the
4679 dnl configure script.
4680 AC_DEFUN([CF_MSG_LOG],[
4681 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4682 ])dnl
4683 dnl ---------------------------------------------------------------------------
4684 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4685 dnl ----------------
4686 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4687 dnl warn about this.
4688 AC_DEFUN([CF_NCURSES_ABI_6],[
4689 if test "${with_abi_version+set}" != set; then
4690         case $cf_cv_rel_version in
4691         5.*)
4692                 cf_cv_rel_version=6.0
4693                 cf_cv_abi_version=6
4694                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4695                 ;;
4696         esac
4697 fi
4698 ])dnl
4699 dnl ---------------------------------------------------------------------------
4700 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
4701 dnl ------------------
4702 dnl see CF_WITH_NO_LEAKS
4703 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4704 AC_MSG_CHECKING(if you want to use $1 for testing)
4705 AC_ARG_WITH($1,
4706         [$2],
4707         [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
4708          $4
4709 ])
4710         : ${with_cflags:=-g}
4711         : ${with_no_leaks:=yes}
4712          with_$1=yes],
4713         [with_$1=])
4714 AC_MSG_RESULT(${with_$1:-no})
4715
4716 case .$with_cflags in #(vi
4717 .*-g*)
4718         case .$CFLAGS in #(vi
4719         .*-g*) #(vi
4720                 ;;
4721         *)
4722                 CF_ADD_CFLAGS([-g])
4723                 ;;
4724         esac
4725         ;;
4726 esac
4727 ])dnl
4728 dnl ---------------------------------------------------------------------------
4729 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4730 dnl ----------------
4731 dnl Check if the given variable is a number.  If not, report an error.
4732 dnl $1 is the variable
4733 dnl $2 is the message
4734 AC_DEFUN([CF_NUMBER_SYNTAX],[
4735 if test -n "$1" ; then
4736   case $1 in #(vi
4737   [[0-9]]*) #(vi
4738         ;;
4739   *)
4740         AC_MSG_ERROR($2 is not a number: $1)
4741         ;;
4742   esac
4743 else
4744   AC_MSG_ERROR($2 value is empty)
4745 fi
4746 ])dnl
4747 dnl ---------------------------------------------------------------------------
4748 dnl CF_OBJ_SUBDIR version: 6 updated: 2013/09/07 14:06:10
4749 dnl -------------
4750 dnl Compute the object-directory name from the given model name
4751 AC_DEFUN([CF_OBJ_SUBDIR],
4752 [
4753         case $1 in
4754         libtool) $2='obj_lo'  ;;
4755         normal)  $2='objects' ;;
4756         debug)   $2='obj_g' ;;
4757         profile) $2='obj_p' ;;
4758         shared)
4759                 case $cf_cv_system_name in #(vi
4760                 cygwin|msys) #(vi
4761                         $2='objects' ;;
4762                 *)
4763                         $2='obj_s' ;;
4764                 esac
4765         esac
4766 ])dnl
4767 dnl ---------------------------------------------------------------------------
4768 dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12
4769 dnl ----------
4770 dnl Provide a value for the $PATH and similar separator (or amend the value
4771 dnl as provided in autoconf 2.5x).
4772 AC_DEFUN([CF_PATHSEP],
4773 [
4774         AC_MSG_CHECKING(for PATH separator)
4775         case $cf_cv_system_name in
4776         os2*)   PATH_SEPARATOR=';'  ;;
4777         *)      ${PATH_SEPARATOR:=':'}  ;;
4778         esac
4779 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4780         AC_SUBST(PATH_SEPARATOR)
4781         AC_MSG_RESULT($PATH_SEPARATOR)
4782 ])dnl
4783 dnl ---------------------------------------------------------------------------
4784 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
4785 dnl --------------
4786 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4787 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4788 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4789 dnl delayed evaluation of those symbols.
4790 AC_DEFUN([CF_PATH_SYNTAX],[
4791 if test "x$prefix" != xNONE; then
4792   cf_path_syntax="$prefix"
4793 else
4794   cf_path_syntax="$ac_default_prefix"
4795 fi
4796
4797 case ".[$]$1" in #(vi
4798 .\[$]\(*\)*|.\'*\'*) #(vi
4799   ;;
4800 ..|./*|.\\*) #(vi
4801   ;;
4802 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4803   ;;
4804 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
4805   eval $1="[$]$1"
4806   case ".[$]$1" in #(vi
4807   .NONE/*)
4808     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4809     ;;
4810   esac
4811   ;; #(vi
4812 .no|.NONE/*)
4813   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4814   ;;
4815 *)
4816   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4817   ;;
4818 esac
4819 ])dnl
4820 dnl ---------------------------------------------------------------------------
4821 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4822 dnl -------------
4823 dnl Check for the package-config program, unless disabled by command-line.
4824 AC_DEFUN([CF_PKG_CONFIG],
4825 [
4826 AC_MSG_CHECKING(if you want to use pkg-config)
4827 AC_ARG_WITH(pkg-config,
4828         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4829         [cf_pkg_config=$withval],
4830         [cf_pkg_config=yes])
4831 AC_MSG_RESULT($cf_pkg_config)
4832
4833 case $cf_pkg_config in #(vi
4834 no) #(vi
4835         PKG_CONFIG=none
4836         ;;
4837 yes) #(vi
4838         CF_ACVERSION_CHECK(2.52,
4839                 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4840                 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4841         ;;
4842 *)
4843         PKG_CONFIG=$withval
4844         ;;
4845 esac
4846
4847 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4848 if test "$PKG_CONFIG" != none ; then
4849         CF_PATH_SYNTAX(PKG_CONFIG)
4850 fi
4851
4852 AC_SUBST(PKG_CONFIG)
4853 ])dnl
4854 dnl ---------------------------------------------------------------------------
4855 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4856 dnl -----------------
4857 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4858 dnl
4859 dnl     POSIX.1-1990                            _POSIX_SOURCE
4860 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4861 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4862 dnl             Bindings Option
4863 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4864 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4865 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4866 dnl
4867 dnl Parameters:
4868 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4869 AC_DEFUN([CF_POSIX_C_SOURCE],
4870 [
4871 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4872
4873 cf_save_CFLAGS="$CFLAGS"
4874 cf_save_CPPFLAGS="$CPPFLAGS"
4875
4876 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4877 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4878
4879 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4880         CF_MSG_LOG(if the symbol is already defined go no further)
4881         AC_TRY_COMPILE([#include <sys/types.h>],[
4882 #ifndef _POSIX_C_SOURCE
4883 make an error
4884 #endif],
4885         [cf_cv_posix_c_source=no],
4886         [cf_want_posix_source=no
4887          case .$cf_POSIX_C_SOURCE in #(vi
4888          .[[12]]??*) #(vi
4889                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4890                 ;;
4891          .2) #(vi
4892                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4893                 cf_want_posix_source=yes
4894                 ;;
4895          .*)
4896                 cf_want_posix_source=yes
4897                 ;;
4898          esac
4899          if test "$cf_want_posix_source" = yes ; then
4900                 AC_TRY_COMPILE([#include <sys/types.h>],[
4901 #ifdef _POSIX_SOURCE
4902 make an error
4903 #endif],[],
4904                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4905          fi
4906          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4907          CFLAGS="$cf_trim_CFLAGS"
4908          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4909          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4910          AC_TRY_COMPILE([#include <sys/types.h>],[
4911 #ifndef _POSIX_C_SOURCE
4912 make an error
4913 #endif],,
4914          [cf_cv_posix_c_source=no])
4915          CFLAGS="$cf_save_CFLAGS"
4916          CPPFLAGS="$cf_save_CPPFLAGS"
4917         ])
4918 ])
4919
4920 if test "$cf_cv_posix_c_source" != no ; then
4921         CFLAGS="$cf_trim_CFLAGS"
4922         CPPFLAGS="$cf_trim_CPPFLAGS"
4923         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4924 fi
4925
4926 ])dnl
4927 dnl ---------------------------------------------------------------------------
4928 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4929 dnl ------------
4930 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4931 dnl
4932 dnl $1 = symbol to test
4933 dnl $2 = value (if any) to use for a predefinition
4934 AC_DEFUN([CF_PREDEFINE],
4935 [
4936 AC_MSG_CHECKING(if we must define $1)
4937 AC_TRY_COMPILE([#include <sys/types.h>
4938 ],[
4939 #ifndef $1
4940 make an error
4941 #endif],[cf_result=no],[cf_result=yes])
4942 AC_MSG_RESULT($cf_result)
4943
4944 if test "$cf_result" = yes ; then
4945         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4946 elif test "x$2" != "x" ; then
4947         AC_MSG_CHECKING(checking for compatible value versus $2)
4948         AC_TRY_COMPILE([#include <sys/types.h>
4949 ],[
4950 #if $1-$2 < 0
4951 make an error
4952 #endif],[cf_result=yes],[cf_result=no])
4953         AC_MSG_RESULT($cf_result)
4954         if test "$cf_result" = no ; then
4955                 # perhaps we can override it - try...
4956                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4957         fi
4958 fi
4959 ])dnl
4960 dnl ---------------------------------------------------------------------------
4961 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4962 dnl ------------
4963 dnl Append definitions and rules for the given programs to the subdirectory
4964 dnl Makefiles, and the recursion rule for the top-level Makefile.
4965 dnl
4966 dnl parameters
4967 dnl     $1 = script to run
4968 dnl     $2 = list of subdirectories
4969 dnl
4970 dnl variables
4971 dnl     $AWK
4972 AC_DEFUN([CF_PRG_RULES],
4973 [
4974 for cf_dir in $2
4975 do
4976         if test ! -d $srcdir/$cf_dir; then
4977                 continue
4978         elif test -f $srcdir/$cf_dir/programs; then
4979                 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4980         fi
4981 done
4982
4983 ])dnl
4984 dnl ---------------------------------------------------------------------------
4985 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4986 dnl ----------
4987 dnl Check for archiver "ar".
4988 AC_DEFUN([CF_PROG_AR],[
4989 AC_CHECK_TOOL(AR, ar, ar)
4990 ])
4991 dnl ---------------------------------------------------------------------------
4992 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4993 dnl -----------
4994 dnl Check for awk, ensure that the check found something.
4995 AC_DEFUN([CF_PROG_AWK],
4996 [
4997 AC_PROG_AWK
4998 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
4999 ])dnl
5000 dnl ---------------------------------------------------------------------------
5001 dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55
5002 dnl ----------
5003 dnl standard check for CC, plus followup sanity checks
5004 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
5005 AC_DEFUN([CF_PROG_CC],[
5006 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
5007 CF_GCC_VERSION
5008 CF_ACVERSION_CHECK(2.52,
5009         [AC_PROG_CC_STDC],
5010         [CF_ANSI_CC_REQD])
5011 CF_CC_ENV_FLAGS
5012 ])dnl
5013 dnl ---------------------------------------------------------------------------
5014 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
5015 dnl --------------
5016 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
5017 dnl the output file can be renamed, and allows for a shell variable that can
5018 dnl be used later.  The parameter is either CC or CXX.  The result is the
5019 dnl cache variable:
5020 dnl     $cf_cv_prog_CC_c_o
5021 dnl     $cf_cv_prog_CXX_c_o
5022 AC_DEFUN([CF_PROG_CC_C_O],
5023 [AC_REQUIRE([AC_PROG_CC])dnl
5024 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
5025 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
5026 [
5027 cat > conftest.$ac_ext <<CF_EOF
5028 #include <stdio.h>
5029 int main()
5030 {
5031         ${cf_cv_main_return:-return}(0);
5032 }
5033 CF_EOF
5034 # We do the test twice because some compilers refuse to overwrite an
5035 # existing .o file with -o, though they will create one.
5036 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
5037 if AC_TRY_EVAL(ac_try) &&
5038   test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
5039 then
5040   eval cf_cv_prog_$1_c_o=yes
5041 else
5042   eval cf_cv_prog_$1_c_o=no
5043 fi
5044 rm -rf conftest*
5045 ])dnl
5046 if test $cf_cv_prog_$1_c_o = yes; then
5047   AC_MSG_RESULT([yes])
5048 else
5049   AC_MSG_RESULT([no])
5050 fi
5051 ])dnl
5052 dnl ---------------------------------------------------------------------------
5053 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
5054 dnl -------------
5055 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
5056 dnl This macro adds a check to ensure the script found something.
5057 AC_DEFUN([CF_PROG_EGREP],
5058 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
5059    [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
5060     then ac_cv_prog_egrep='grep -E'
5061     else ac_cv_prog_egrep='egrep'
5062     fi])
5063  EGREP=$ac_cv_prog_egrep
5064  AC_SUBST([EGREP])
5065 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
5066 ])dnl
5067 dnl ---------------------------------------------------------------------------
5068 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
5069 dnl ------------
5070 dnl Check for gnatmake, ensure that it is complete.
5071 AC_DEFUN([CF_PROG_GNAT],[
5072 cf_ada_make=gnatmake
5073 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
5074 if test "$ac_cv_prog_gnat_exists" = no; then
5075    cf_ada_make=
5076    cf_cv_prog_gnat_correct=no
5077 else
5078    CF_GNAT_VERSION
5079    AC_CHECK_PROG(M4_exists, m4, yes, no)
5080    if test "$ac_cv_prog_M4_exists" = no; then
5081       cf_cv_prog_gnat_correct=no
5082       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
5083    fi
5084    if test "$cf_cv_prog_gnat_correct" = yes; then
5085       AC_MSG_CHECKING(if GNAT works)
5086       CF_GNAT_TRY_RUN([procedure conftest;],
5087 [with Text_IO;
5088 with GNAT.OS_Lib;
5089 procedure conftest is
5090 begin
5091    Text_IO.Put ("Hello World");
5092    Text_IO.New_Line;
5093    GNAT.OS_Lib.OS_Exit (0);
5094 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
5095       AC_MSG_RESULT($cf_cv_prog_gnat_correct)
5096    fi
5097 fi
5098
5099 AC_SUBST(cf_ada_make)
5100 ])dnl
5101 dnl ---------------------------------------------------------------------------
5102 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
5103 dnl ---------------
5104 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
5105 dnl misc/tabset install won't work properly.  Usually this happens only when
5106 dnl using the fallback mkinstalldirs script
5107 AC_DEFUN([CF_PROG_INSTALL],
5108 [AC_PROG_INSTALL
5109 case $INSTALL in
5110 /*)
5111   ;;
5112 *)
5113   CF_DIRNAME(cf_dir,$INSTALL)
5114   test -z "$cf_dir" && cf_dir=.
5115   INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
5116   ;;
5117 esac
5118 ])dnl
5119 dnl ---------------------------------------------------------------------------
5120 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
5121 dnl ----------------
5122 dnl Check for ldconfig, needed to fixup shared libraries that would be built
5123 dnl and then used in the install.
5124 AC_DEFUN([CF_PROG_LDCONFIG],[
5125 if test "$cross_compiling" = yes ; then
5126   LDCONFIG=:
5127 else
5128 case "$cf_cv_system_name" in #(vi
5129 dragonfly*|mirbsd*|freebsd*) #(vi
5130   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
5131   ;;
5132 *) LDPATH=$PATH:/sbin:/usr/sbin
5133   AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
5134   ;;
5135 esac
5136 fi
5137 AC_SUBST(LDCONFIG)
5138 ])dnl
5139 dnl ---------------------------------------------------------------------------
5140 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
5141 dnl ------------
5142 AC_DEFUN([CF_PROG_LINT],
5143 [
5144 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
5145 AC_SUBST(LINT_OPTS)
5146 ])dnl
5147 dnl ---------------------------------------------------------------------------
5148 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
5149 dnl ------------
5150 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
5151 dnl option if it is supported.
5152 AC_DEFUN([CF_PROG_LN_S],[
5153 AC_PROG_LN_S
5154 AC_MSG_CHECKING(if $LN_S -f options work)
5155
5156 rm -f conf$$.src conf$$dst
5157 echo >conf$$.dst
5158 echo first >conf$$.src
5159 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
5160         cf_prog_ln_sf=yes
5161 else
5162         cf_prog_ln_sf=no
5163 fi
5164 rm -f conf$$.dst conf$$src
5165 AC_MSG_RESULT($cf_prog_ln_sf)
5166
5167 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
5168 ])dnl
5169 dnl ---------------------------------------------------------------------------
5170 dnl CF_REGEX version: 10 updated: 2012/10/04 20:12:20
5171 dnl --------
5172 dnl Attempt to determine if we've got one of the flavors of regular-expression
5173 dnl code that we can support.
5174 AC_DEFUN([CF_REGEX],
5175 [
5176
5177 cf_regex_func=no
5178
5179 cf_regex_libs="regex re"
5180 case $host_os in #(vi
5181 mingw*)
5182         cf_regex_libs="gnurx $cf_regex_libs"
5183         ;;
5184 esac
5185
5186 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
5187         for cf_regex_lib in $cf_regex_libs
5188         do
5189                 AC_CHECK_LIB($cf_regex_lib,regcomp,[
5190                                 CF_ADD_LIB($cf_regex_lib)
5191                                 cf_regex_func=regcomp
5192                                 break])
5193         done
5194 ])
5195
5196 if test "$cf_regex_func" = no ; then
5197         AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
5198                 AC_CHECK_LIB(gen,compile,[
5199                                 CF_ADD_LIB(gen)
5200                                 cf_regex_func=compile])])
5201 fi
5202
5203 if test "$cf_regex_func" = no ; then
5204         AC_MSG_WARN(cannot find regular expression library)
5205 fi
5206
5207 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
5208
5209 cf_cv_regex_hdrs=no
5210 case $cf_regex_func in #(vi
5211 compile) #(vi
5212         for cf_regex_hdr in regexp.h regexpr.h
5213         do
5214                 AC_TRY_LINK([#include <$cf_regex_hdr>],[
5215                         char *p = compile("", "", "", 0);
5216                         int x = step("", "");
5217                 ],[
5218                         cf_cv_regex_hdrs=$cf_regex_hdr
5219                         break
5220                 ])
5221         done
5222         ;;
5223 *)
5224         for cf_regex_hdr in regex.h
5225         do
5226                 AC_TRY_LINK([#include <sys/types.h>
5227 #include <$cf_regex_hdr>],[
5228                         regex_t *p;
5229                         int x = regcomp(p, "", 0);
5230                         int y = regexec(p, "", 0, 0, 0);
5231                         regfree(p);
5232                 ],[
5233                         cf_cv_regex_hdrs=$cf_regex_hdr
5234                         break
5235                 ])
5236         done
5237         ;;
5238 esac
5239
5240 ])
5241
5242 case $cf_cv_regex_hdrs in #(vi
5243     no)        AC_MSG_WARN(no regular expression header found) ;; #(vi
5244     regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS,1,[Define to 1 to include regex.h for regular expressions]) ;; #(vi
5245     regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS,1,[Define to 1 to include regexp.h for regular expressions]) ;; #(vi
5246     regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS,1,[Define to 1 to include regexpr.h for regular expressions]) ;;
5247 esac
5248 ])dnl
5249 dnl ---------------------------------------------------------------------------
5250 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
5251 dnl ----------------
5252 dnl Remove all -U and -D options that refer to the given symbol from a list
5253 dnl of C compiler options.  This works around the problem that not all
5254 dnl compilers process -U and -D options from left-to-right, so a -U option
5255 dnl cannot be used to cancel the effect of a preceding -D option.
5256 dnl
5257 dnl $1 = target (which could be the same as the source variable)
5258 dnl $2 = source (including '$')
5259 dnl $3 = symbol to remove
5260 define([CF_REMOVE_DEFINE],
5261 [
5262 $1=`echo "$2" | \
5263         sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
5264                 -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
5265 ])dnl
5266 dnl ---------------------------------------------------------------------------
5267 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
5268 dnl -------------
5269 dnl Remove the given library from the symbol
5270 dnl
5271 dnl $1 = target (which could be the same as the source variable)
5272 dnl $2 = source (including '$')
5273 dnl $3 = library to remove
5274 define([CF_REMOVE_LIB],
5275 [
5276 # remove $3 library from $2
5277 $1=`echo "$2" | sed -e 's/-l$3[[        ]]//g' -e 's/-l$3[$]//'`
5278 ])dnl
5279 dnl ---------------------------------------------------------------------------
5280 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
5281 dnl -------------
5282 AC_DEFUN([CF_RPATH_HACK],
5283 [
5284 AC_REQUIRE([CF_LD_RPATH_OPT])
5285 AC_MSG_CHECKING(for updated LDFLAGS)
5286 if test -n "$LD_RPATH_OPT" ; then
5287         AC_MSG_RESULT(maybe)
5288
5289         AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5290         cf_rpath_list="/usr/lib /lib"
5291         if test "$cf_ldd_prog" != no
5292         then
5293                 cf_rpath_oops=
5294
5295 AC_TRY_LINK([#include <stdio.h>],
5296                 [printf("Hello");],
5297                 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
5298                  cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
5299
5300                 # If we passed the link-test, but get a "not found" on a given library,
5301                 # this could be due to inept reconfiguration of gcc to make it only
5302                 # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
5303                 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5304                 # /usr/local libraries.
5305                 if test -n "$cf_rpath_oops"
5306                 then
5307                         for cf_rpath_src in $cf_rpath_oops
5308                         do
5309                                 for cf_rpath_dir in \
5310                                         /usr/local \
5311                                         /usr/pkg \
5312                                         /opt/sfw
5313                                 do
5314                                         if test -f $cf_rpath_dir/lib/$cf_rpath_src
5315                                         then
5316                                                 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5317                                                 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5318                                                 break
5319                                         fi
5320                                 done
5321                         done
5322                 fi
5323         fi
5324
5325         CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5326
5327         CF_RPATH_HACK_2(LDFLAGS)
5328         CF_RPATH_HACK_2(LIBS)
5329
5330         CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5331 else
5332         AC_MSG_RESULT(no)
5333 fi
5334 AC_SUBST(EXTRA_LDFLAGS)
5335 ])dnl
5336 dnl ---------------------------------------------------------------------------
5337 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5338 dnl ---------------
5339 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5340 dnl EXTRA_LDFLAGS for each -L option found.
5341 dnl
5342 dnl $cf_rpath_list contains a list of directories to ignore.
5343 dnl
5344 dnl $1 = variable name to update.  The LDFLAGS variable should be the only one,
5345 dnl      but LIBS often has misplaced -L options.
5346 AC_DEFUN([CF_RPATH_HACK_2],
5347 [
5348 CF_VERBOSE(...checking $1 [$]$1)
5349
5350 cf_rpath_dst=
5351 for cf_rpath_src in [$]$1
5352 do
5353         case $cf_rpath_src in #(vi
5354         -L*) #(vi
5355
5356                 # check if this refers to a directory which we will ignore
5357                 cf_rpath_skip=no
5358                 if test -n "$cf_rpath_list"
5359                 then
5360                         for cf_rpath_item in $cf_rpath_list
5361                         do
5362                                 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5363                                 then
5364                                         cf_rpath_skip=yes
5365                                         break
5366                                 fi
5367                         done
5368                 fi
5369
5370                 if test "$cf_rpath_skip" = no
5371                 then
5372                         # transform the option
5373                         if test "$LD_RPATH_OPT" = "-R " ; then
5374                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5375                         else
5376                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5377                         fi
5378
5379                         # if we have not already added this, add it now
5380                         cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5381                         if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5382                         then
5383                                 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5384                                 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5385                         fi
5386                 fi
5387                 ;;
5388         esac
5389         cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5390 done
5391 $1=$cf_rpath_dst
5392
5393 CF_VERBOSE(...checked $1 [$]$1)
5394 AC_SUBST(EXTRA_LDFLAGS)
5395 ])dnl
5396 dnl ---------------------------------------------------------------------------
5397 dnl CF_SHARED_OPTS version: 84 updated: 2013/11/03 06:26:10
5398 dnl --------------
5399 dnl --------------
5400 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5401 dnl library.
5402 dnl
5403 dnl Notes:
5404 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
5405 dnl the build-tree, i.e., by making use of the libraries that are compiled in
5406 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
5407 dnl shared library since that can lead to unexpected results at runtime.
5408 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
5409 dnl libraries are compiled in ../../lib
5410 dnl
5411 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5412 dnl to install symbolic links to the rel/abi versions of shared libraries.
5413 dnl
5414 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5415 dnl version when making symbolic links.
5416 dnl
5417 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5418 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5419 dnl (ex: libncurses.so.<ver>).
5420 dnl
5421 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
5422 AC_DEFUN([CF_SHARED_OPTS],
5423 [
5424         AC_REQUIRE([CF_LD_RPATH_OPT])
5425         RM_SHARED_OPTS=
5426         LOCAL_LDFLAGS=
5427         LOCAL_LDFLAGS2=
5428         LD_SHARED_OPTS=
5429         INSTALL_LIB="-m 644"
5430         : ${rel_builddir:=.}
5431
5432         shlibdir=$libdir
5433         AC_SUBST(shlibdir)
5434
5435         MAKE_DLLS="#"
5436         AC_SUBST(MAKE_DLLS)
5437
5438         cf_cv_do_symlinks=no
5439         cf_ld_rpath_opt=
5440         test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5441
5442         AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5443         AC_ARG_WITH(shlib-version,
5444         [  --with-shlib-version=X  Specify rel or abi version for shared libs],
5445         [test -z "$withval" && withval=auto
5446         case $withval in #(vi
5447         yes) #(vi
5448                 cf_cv_shlib_version=auto
5449                 ;;
5450         rel|abi|auto|no) #(vi
5451                 cf_cv_shlib_version=$withval
5452                 ;;
5453         *)
5454                 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5455                 ;;
5456         esac
5457         ],[cf_cv_shlib_version=auto])
5458         AC_MSG_RESULT($cf_cv_shlib_version)
5459
5460         cf_cv_rm_so_locs=no
5461         cf_try_cflags=
5462
5463         # Some less-capable ports of gcc support only -fpic
5464         CC_SHARED_OPTS=
5465         if test "$GCC" = yes
5466         then
5467                 AC_MSG_CHECKING(which $CC option to use)
5468                 cf_save_CFLAGS="$CFLAGS"
5469                 for CC_SHARED_OPTS in -fPIC -fpic ''
5470                 do
5471                         CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5472                         AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5473                 done
5474                 AC_MSG_RESULT($CC_SHARED_OPTS)
5475                 CFLAGS="$cf_save_CFLAGS"
5476         fi
5477
5478         cf_cv_shlib_version_infix=no
5479
5480         case $cf_cv_system_name in #(vi
5481         aix4.[3-9]*|aix[[5-7]]*) #(vi
5482                 if test "$GCC" = yes; then
5483                         CC_SHARED_OPTS=
5484                         MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5485                 else
5486                         # CC_SHARED_OPTS='-qpic=large -G'
5487                         # perhaps "-bM:SRE -bnoentry -bexpall"
5488                         MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5489                 fi
5490                 ;;
5491         beos*) #(vi
5492                 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5493                 ;;
5494         cygwin*) #(vi
5495                 CC_SHARED_OPTS=
5496                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5497                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5498                 cf_cv_shlib_version=cygdll
5499                 cf_cv_shlib_version_infix=cygdll
5500                 shlibdir=$bindir
5501                 MAKE_DLLS=
5502                 cat >mk_shared_lib.sh <<-CF_EOF
5503                 #!/bin/sh
5504                 SHARED_LIB=\[$]1
5505                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5506                 shift
5507                 cat <<-EOF
5508                 Linking shared library
5509                 ** SHARED_LIB \[$]SHARED_LIB
5510                 ** IMPORT_LIB \[$]IMPORT_LIB
5511 EOF
5512                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5513 CF_EOF
5514                 chmod +x mk_shared_lib.sh
5515                 ;;
5516         msys*) #(vi
5517                 CC_SHARED_OPTS=
5518                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5519                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5520                 cf_cv_shlib_version=msysdll
5521                 cf_cv_shlib_version_infix=msysdll
5522                 shlibdir=$bindir
5523                 MAKE_DLLS=
5524                 cat >mk_shared_lib.sh <<-CF_EOF
5525                 #!/bin/sh
5526                 SHARED_LIB=\[$]1
5527                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5528                 shift
5529                 cat <<-EOF
5530                 Linking shared library
5531                 ** SHARED_LIB \[$]SHARED_LIB
5532                 ** IMPORT_LIB \[$]IMPORT_LIB
5533 EOF
5534                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5535 CF_EOF
5536                 chmod +x mk_shared_lib.sh
5537                 ;;
5538         darwin*) #(vi
5539                 cf_try_cflags="no-cpp-precomp"
5540                 CC_SHARED_OPTS="-dynamic"
5541                 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5542                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5543                 cf_cv_shlib_version_infix=yes
5544                 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5545                         cf_save_LDFLAGS=$LDFLAGS
5546                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5547                         AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5548                                 LDFLAGS=$cf_save_LDFLAGS])
5549                 if test $cf_cv_ldflags_search_paths_first = yes; then
5550                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5551                 fi
5552                 ;;
5553         hpux[[7-8]]*) #(vi
5554                 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
5555                 if test "$GCC" != yes; then
5556                         CC_SHARED_OPTS='+Z'
5557                 fi
5558                 MK_SHARED_LIB='${LD} -b -o $[@]'
5559                 INSTALL_LIB="-m 555"
5560                 ;;
5561         hpux*) #(vi
5562                 # (tested with gcc 2.7.2 -- I don't have c89)
5563                 if test "$GCC" = yes; then
5564                         LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5565                 else
5566                         CC_SHARED_OPTS='+Z'
5567                         LD_SHARED_OPTS='-Wl,+b,${libdir}'
5568                 fi
5569                 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5570                 # HP-UX shared libraries must be executable, and should be
5571                 # readonly to exploit a quirk in the memory manager.
5572                 INSTALL_LIB="-m 555"
5573                 ;;
5574         interix*)
5575                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5576                 if test "$cf_cv_shlib_version" = rel; then
5577                         cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5578                 else
5579                         cf_shared_soname='`basename $@`'
5580                 fi
5581                 CC_SHARED_OPTS=
5582                 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5583                 ;;
5584         irix*) #(vi
5585                 if test "$cf_cv_enable_rpath" = yes ; then
5586                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5587                 fi
5588                 # tested with IRIX 5.2 and 'cc'.
5589                 if test "$GCC" != yes; then
5590                         CC_SHARED_OPTS='-KPIC'
5591                         MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5592                 else
5593                         MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5594                 fi
5595                 cf_cv_rm_so_locs=yes
5596                 ;;
5597         linux*|gnu*|k*bsd*-gnu) #(vi
5598                 if test "$DFT_LWR_MODEL" = "shared" ; then
5599                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5600                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5601                 fi
5602                 if test "$cf_cv_enable_rpath" = yes ; then
5603                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5604                 fi
5605                 CF_SHARED_SONAME
5606                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5607                 ;;
5608         mingw*) #(vi
5609                 cf_cv_shlib_version=mingw
5610                 cf_cv_shlib_version_infix=mingw
5611                 shlibdir=$bindir
5612                 MAKE_DLLS=
5613                 if test "$DFT_LWR_MODEL" = "shared" ; then
5614                         LOCAL_LDFLAGS="-Wl,--enable-auto-import"
5615                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5616                         EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
5617                 fi
5618                 CC_SHARED_OPTS=
5619                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5620                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5621                 cat >mk_shared_lib.sh <<-CF_EOF
5622                 #!/bin/sh
5623                 SHARED_LIB=\[$]1
5624                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5625                 shift
5626                 cat <<-EOF
5627                 Linking shared library
5628                 ** SHARED_LIB \[$]SHARED_LIB
5629                 ** IMPORT_LIB \[$]IMPORT_LIB
5630 EOF
5631                 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5632 CF_EOF
5633                 chmod +x mk_shared_lib.sh
5634                 ;;
5635         openbsd[[2-9]].*|mirbsd*) #(vi
5636                 if test "$DFT_LWR_MODEL" = "shared" ; then
5637                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5638                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5639                 fi
5640                 if test "$cf_cv_enable_rpath" = yes ; then
5641                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5642                 fi
5643                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5644                 CF_SHARED_SONAME
5645                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5646                 ;;
5647         nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5648                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5649                 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5650                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5651                 ;;
5652         dragonfly*|freebsd*) #(vi
5653                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5654                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5655                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5656                         LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5657                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5658                 fi
5659                 CF_SHARED_SONAME
5660                 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
5661                 ;;
5662         netbsd*) #(vi
5663                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5664                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5665                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5666                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5667                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5668                         if test "$cf_cv_shlib_version" = auto; then
5669                         if test -f /usr/libexec/ld.elf_so; then
5670                                 cf_cv_shlib_version=abi
5671                         else
5672                                 cf_cv_shlib_version=rel
5673                         fi
5674                         fi
5675                         CF_SHARED_SONAME
5676                         MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5677                 else
5678                         MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
5679                 fi
5680                 ;;
5681         osf*|mls+*) #(vi
5682                 # tested with OSF/1 V3.2 and 'cc'
5683                 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5684                 # link with shared libs).
5685                 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5686                 case $host_os in #(vi
5687                 osf4*)
5688                         MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5689                         ;;
5690                 esac
5691                 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5692                 if test "$DFT_LWR_MODEL" = "shared" ; then
5693                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5694                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5695                 fi
5696                 cf_cv_rm_so_locs=yes
5697                 ;;
5698         sco3.2v5*)  # (also uw2* and UW7: hops 13-Apr-98
5699                 # tested with osr5.0.5
5700                 if test "$GCC" != yes; then
5701                         CC_SHARED_OPTS='-belf -KPIC'
5702                 fi
5703                 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5704                 if test "$cf_cv_enable_rpath" = yes ; then
5705                         # only way is to set LD_RUN_PATH but no switch for it
5706                         RUN_PATH=$libdir
5707                 fi
5708                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5709                 LINK_PROGS='LD_RUN_PATH=${libdir}'
5710                 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5711                 ;;
5712         sunos4*) #(vi
5713                 # tested with SunOS 4.1.1 and gcc 2.7.0
5714                 if test "$GCC" != yes; then
5715                         CC_SHARED_OPTS='-KPIC'
5716                 fi
5717                 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5718                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5719                 ;;
5720         solaris2*) #(vi
5721                 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5722                 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5723                 if test "$DFT_LWR_MODEL" = "shared" ; then
5724                         LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5725                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5726                 fi
5727                 if test "$cf_cv_enable_rpath" = yes ; then
5728                         EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5729                 fi
5730                 CF_SHARED_SONAME
5731                 if test "$GCC" != yes; then
5732                         cf_save_CFLAGS="$CFLAGS"
5733                         for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5734                         do
5735                                 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5736                                 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5737                         done
5738                         CFLAGS="$cf_save_CFLAGS"
5739                         CC_SHARED_OPTS=$cf_shared_opts
5740                         MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5741                 else
5742                         MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5743                 fi
5744                 ;;
5745         sysv5uw7*|unix_sv*) #(vi
5746                 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5747                 if test "$GCC" != yes; then
5748                         CC_SHARED_OPTS='-KPIC'
5749                 fi
5750                 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5751                 ;;
5752         *)
5753                 CC_SHARED_OPTS='unknown'
5754                 MK_SHARED_LIB='echo unknown'
5755                 ;;
5756         esac
5757
5758         # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5759         case "$cf_cv_shlib_version" in #(vi
5760         rel|abi)
5761                 case "$MK_SHARED_LIB" in #(vi
5762                 *'-o $[@]') #(vi
5763                         test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5764                         ;;
5765                 *)
5766                         AC_MSG_WARN(ignored --with-shlib-version)
5767                         ;;
5768                 esac
5769                 ;;
5770         esac
5771
5772         if test -n "$cf_try_cflags"
5773         then
5774 cat > conftest.$ac_ext <<EOF
5775 #line __oline__ "${as_me:-configure}"
5776 #include <stdio.h>
5777 int main(int argc, char *argv[[]])
5778 {
5779         printf("hello\n");
5780         return (argv[[argc-1]] == 0) ;
5781 }
5782 EOF
5783                 cf_save_CFLAGS="$CFLAGS"
5784                 for cf_opt in $cf_try_cflags
5785                 do
5786                         CFLAGS="$cf_save_CFLAGS -$cf_opt"
5787                         AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
5788                         if AC_TRY_EVAL(ac_compile); then
5789                                 AC_MSG_RESULT(yes)
5790                                 cf_save_CFLAGS="$CFLAGS"
5791                         else
5792                                 AC_MSG_RESULT(no)
5793                         fi
5794                 done
5795                 CFLAGS="$cf_save_CFLAGS"
5796         fi
5797
5798
5799         # RPATH_LIST is a colon-separated list of directories
5800         test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5801         test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5802
5803         test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
5804
5805         CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
5806         CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
5807
5808         AC_SUBST(CC_SHARED_OPTS)
5809         AC_SUBST(LD_RPATH_OPT)
5810         AC_SUBST(LD_SHARED_OPTS)
5811         AC_SUBST(MK_SHARED_LIB)
5812         AC_SUBST(RM_SHARED_OPTS)
5813
5814         AC_SUBST(LINK_PROGS)
5815         AC_SUBST(LINK_TESTS)
5816
5817         AC_SUBST(EXTRA_LDFLAGS)
5818         AC_SUBST(LOCAL_LDFLAGS)
5819         AC_SUBST(LOCAL_LDFLAGS2)
5820
5821         AC_SUBST(INSTALL_LIB)
5822         AC_SUBST(RPATH_LIST)
5823 ])dnl
5824 dnl ---------------------------------------------------------------------------
5825 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5826 dnl ----------------
5827 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5828 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5829 dnl option.
5830 dnl
5831 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5832 dnl If missing, use "rel".
5833 define([CF_SHARED_SONAME],
5834 [
5835         test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5836         if test "$cf_cv_shlib_version" = rel; then
5837                 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5838         else
5839                 cf_cv_shared_soname='`basename $[@]`'
5840         fi
5841 ])
5842 dnl ---------------------------------------------------------------------------
5843 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5844 dnl -----------
5845 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5846 dnl programs need this test).
5847 dnl
5848 dnl This is really a MacOS X 10.4.3 workaround.  Defining _POSIX_C_SOURCE
5849 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses).  Oddly, the struct
5850 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5851 dnl break that part of the interface as well.
5852 AC_DEFUN([CF_SIGWINCH],
5853 [
5854 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5855         AC_TRY_COMPILE([
5856 #include <sys/types.h>
5857 #include <sys/signal.h>
5858 ],[int x = SIGWINCH],
5859         [cf_cv_define_sigwinch=yes],
5860         [AC_TRY_COMPILE([
5861 #undef _XOPEN_SOURCE
5862 #undef _POSIX_SOURCE
5863 #undef _POSIX_C_SOURCE
5864 #include <sys/types.h>
5865 #include <sys/signal.h>
5866 ],[int x = SIGWINCH],
5867         [cf_cv_define_sigwinch=maybe],
5868         [cf_cv_define_sigwinch=no])
5869 ])
5870 ])
5871
5872 if test "$cf_cv_define_sigwinch" = maybe ; then
5873 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5874 cf_cv_fixup_sigwinch=unknown
5875 cf_sigwinch=32
5876 while test $cf_sigwinch != 1
5877 do
5878         AC_TRY_COMPILE([
5879 #undef _XOPEN_SOURCE
5880 #undef _POSIX_SOURCE
5881 #undef _POSIX_C_SOURCE
5882 #include <sys/types.h>
5883 #include <sys/signal.h>
5884 ],[
5885 #if SIGWINCH != $cf_sigwinch
5886 make an error
5887 #endif
5888 int x = SIGWINCH],
5889         [cf_cv_fixup_sigwinch=$cf_sigwinch
5890          break])
5891
5892 cf_sigwinch=`expr $cf_sigwinch - 1`
5893 done
5894 ])
5895
5896         if test "$cf_cv_fixup_sigwinch" != unknown ; then
5897                 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5898         fi
5899 fi
5900 ])dnl
5901 dnl ---------------------------------------------------------------------------
5902 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
5903 dnl ---------------
5904 dnl signal handler, but there are some gcc depedencies in that recommendation.
5905 dnl Try anyway.
5906 AC_DEFUN([CF_SIG_ATOMIC_T],
5907 [
5908 AC_MSG_CHECKING(for signal global datatype)
5909 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5910         for cf_type in \
5911                 "volatile sig_atomic_t" \
5912                 "sig_atomic_t" \
5913                 "int"
5914         do
5915         AC_TRY_COMPILE([
5916 #include <sys/types.h>
5917 #include <signal.h>
5918 #include <stdio.h>
5919
5920 extern $cf_type x;
5921 $cf_type x;
5922 static void handler(int sig)
5923 {
5924         x = 5;
5925 }],
5926                 [signal(SIGINT, handler);
5927                  x = 1],
5928                 [cf_cv_sig_atomic_t=$cf_type],
5929                 [cf_cv_sig_atomic_t=no])
5930                 test "$cf_cv_sig_atomic_t" != no && break
5931         done
5932         ])
5933 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5934 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
5935 ])dnl
5936 dnl ---------------------------------------------------------------------------
5937 dnl CF_SIZECHANGE version: 9 updated: 2012/10/06 11:17:15
5938 dnl -------------
5939 dnl Check for definitions & structures needed for window size-changing
5940 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5941 AC_DEFUN([CF_SIZECHANGE],
5942 [
5943 AC_REQUIRE([CF_STRUCT_TERMIOS])
5944 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5945     cf_cv_sizechange=unknown
5946     cf_save_CPPFLAGS="$CPPFLAGS"
5947
5948 for cf_opts in "" "NEED_PTEM_H"
5949 do
5950
5951     CPPFLAGS="$cf_save_CPPFLAGS"
5952     test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5953     AC_TRY_COMPILE([#include <sys/types.h>
5954 #ifdef HAVE_TERMIOS_H
5955 #include <termios.h>
5956 #else
5957 #ifdef HAVE_TERMIO_H
5958 #include <termio.h>
5959 #endif
5960 #endif
5961 #ifdef NEED_PTEM_H
5962 /* This is a workaround for SCO:  they neglected to define struct winsize in
5963  * termios.h -- it's only in termio.h and ptem.h
5964  */
5965 #include        <sys/stream.h>
5966 #include        <sys/ptem.h>
5967 #endif
5968 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5969 #include <sys/ioctl.h>
5970 #endif
5971 ],[
5972 #ifdef TIOCGSIZE
5973         struct ttysize win;     /* FIXME: what system is this? */
5974         int y = win.ts_lines;
5975         int x = win.ts_cols;
5976 #else
5977 #ifdef TIOCGWINSZ
5978         struct winsize win;
5979         int y = win.ws_row;
5980         int x = win.ws_col;
5981 #else
5982         no TIOCGSIZE or TIOCGWINSZ
5983 #endif /* TIOCGWINSZ */
5984 #endif /* TIOCGSIZE */
5985         ],
5986         [cf_cv_sizechange=yes],
5987         [cf_cv_sizechange=no])
5988
5989         CPPFLAGS="$cf_save_CPPFLAGS"
5990         if test "$cf_cv_sizechange" = yes ; then
5991                 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5992                 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5993                 break
5994         fi
5995 done
5996 ])
5997 if test "$cf_cv_sizechange" != no ; then
5998         AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided])
5999         case $cf_cv_sizechange in #(vi
6000         NEED*)
6001                 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
6002                 ;;
6003         esac
6004 fi
6005 ])dnl
6006 dnl ---------------------------------------------------------------------------
6007 dnl CF_SRC_MODULES version: 27 updated: 2013/08/03 18:18:08
6008 dnl --------------
6009 dnl For each parameter, test if the source-directory exists, and if it contains
6010 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
6011 dnl use in CF_LIB_RULES.
6012 dnl
6013 dnl This uses the configured value to make the lists SRC_SUBDIRS and
6014 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
6015 AC_DEFUN([CF_SRC_MODULES],
6016 [
6017 AC_MSG_CHECKING(for src modules)
6018
6019 # dependencies and linker-arguments for test-programs
6020 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
6021 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
6022 if test "$DFT_LWR_MODEL" = "libtool"; then
6023         TEST_ARGS="${TEST_DEPS}"
6024         TEST_ARG2="${TEST_DEP2}"
6025 else
6026         TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
6027         TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
6028 fi
6029
6030 PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
6031 cf_cv_src_modules=
6032 for cf_dir in $1
6033 do
6034         if test -f $srcdir/$cf_dir/modules; then
6035
6036                 # We may/may not have tack in the distribution, though the
6037                 # makefile is.
6038                 if test $cf_dir = tack ; then
6039                         if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
6040                                 continue
6041                         fi
6042                 fi
6043
6044                 if test -z "$cf_cv_src_modules"; then
6045                         cf_cv_src_modules=$cf_dir
6046                 else
6047                         cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
6048                 fi
6049
6050                 # Make the ncurses_cfg.h file record the library interface files as
6051                 # well.  These are header files that are the same name as their
6052                 # directory.  Ncurses is the only library that does not follow
6053                 # that pattern.
6054                 if test $cf_dir = tack ; then
6055                         continue
6056                 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
6057                         CF_UPPER(cf_have_include,$cf_dir)
6058                         AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
6059                         AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
6060                         TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
6061                         TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
6062                         if test "$DFT_LWR_MODEL" = "libtool"; then
6063                                 TEST_ARGS="${TEST_DEPS}"
6064                                 TEST_ARG2="${TEST_DEP2}"
6065                         else
6066                                 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
6067                                 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
6068                         fi
6069                         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
6070                 fi
6071         fi
6072 done
6073 AC_MSG_RESULT($cf_cv_src_modules)
6074
6075 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
6076 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
6077
6078 AC_SUBST(TEST_ARGS)
6079 AC_SUBST(TEST_DEPS)
6080
6081 AC_SUBST(TEST_ARG2)
6082 AC_SUBST(TEST_DEP2)
6083
6084 SRC_SUBDIRS=
6085 if test "x$cf_with_manpages" != xno ; then
6086         SRC_SUBDIRS="$SRC_SUBDIRS man"
6087 fi
6088 SRC_SUBDIRS="$SRC_SUBDIRS include"
6089 for cf_dir in $cf_cv_src_modules
6090 do
6091         SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
6092 done
6093 if test "x$cf_with_tests" != "xno" ; then
6094         SRC_SUBDIRS="$SRC_SUBDIRS test"
6095 fi
6096 if test "x$cf_with_db_install" = xyes; then
6097         test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
6098 fi
6099 if test "$cf_with_cxx_binding" != no; then
6100         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
6101         SRC_SUBDIRS="$SRC_SUBDIRS c++"
6102 fi
6103
6104 test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
6105 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
6106
6107 AC_SUBST(PC_MODULES_TO_MAKE)
6108
6109 ADA_SUBDIRS=
6110 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
6111         SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
6112         ADA_SUBDIRS="gen src"
6113         if test "x$cf_with_tests" != "xno" ; then
6114                 ADA_SUBDIRS="$ADA_SUBDIRS samples"
6115         fi
6116 fi
6117
6118 SUB_MAKEFILES=
6119 for cf_dir in $SRC_SUBDIRS
6120 do
6121         SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
6122 done
6123
6124 if test -n "$ADA_SUBDIRS"; then
6125         for cf_dir in $ADA_SUBDIRS
6126         do
6127                 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
6128         done
6129         AC_SUBST(ADA_SUBDIRS)
6130 fi
6131 ])dnl
6132 dnl ---------------------------------------------------------------------------
6133 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
6134 dnl -----------------
6135 dnl Check for -lstdc++, which is GNU's standard C++ library.
6136 AC_DEFUN([CF_STDCPP_LIBRARY],
6137 [
6138 if test -n "$GXX" ; then
6139 case $cf_cv_system_name in #(vi
6140 os2*) #(vi
6141         cf_stdcpp_libname=stdcpp
6142         ;;
6143 *)
6144         cf_stdcpp_libname=stdc++
6145         ;;
6146 esac
6147 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
6148         cf_save="$LIBS"
6149         CF_ADD_LIB($cf_stdcpp_libname)
6150 AC_TRY_LINK([
6151 #include <strstream.h>],[
6152 char buf[80];
6153 strstreambuf foo(buf, sizeof(buf))
6154 ],
6155         [cf_cv_libstdcpp=yes],
6156         [cf_cv_libstdcpp=no])
6157         LIBS="$cf_save"
6158 ])
6159 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
6160 fi
6161 ])dnl
6162 dnl ---------------------------------------------------------------------------
6163 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
6164 dnl --------------
6165 dnl     Remove "-g" option from the compiler options
6166 AC_DEFUN([CF_STRIP_G_OPT],
6167 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
6168 dnl ---------------------------------------------------------------------------
6169 dnl CF_STRUCT_SIGACTION version: 5 updated: 2012/10/06 17:56:13
6170 dnl -------------------
6171 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
6172 dnl do this if we've found the sigaction function.
6173 AC_DEFUN([CF_STRUCT_SIGACTION],[
6174 AC_REQUIRE([CF_XOPEN_SOURCE])
6175
6176 if test "$ac_cv_func_sigaction" = yes; then
6177 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
6178 AC_TRY_COMPILE([
6179 #include <sys/types.h>
6180 #include <signal.h>],
6181         [struct sigaction act],
6182         [sigact_bad=no],
6183         [
6184 AC_TRY_COMPILE([
6185 #define _POSIX_SOURCE
6186 #include <sys/types.h>
6187 #include <signal.h>],
6188         [struct sigaction act],
6189         [sigact_bad=yes
6190          AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])],
6191          [sigact_bad=unknown])])
6192 AC_MSG_RESULT($sigact_bad)
6193 fi
6194 ])dnl
6195 dnl ---------------------------------------------------------------------------
6196 dnl CF_STRUCT_TERMIOS version: 7 updated: 2012/10/06 17:56:13
6197 dnl -----------------
6198 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
6199 AC_DEFUN([CF_STRUCT_TERMIOS],[
6200 AC_REQUIRE([CF_XOPEN_SOURCE])
6201
6202 AC_CHECK_HEADERS( \
6203 termio.h \
6204 termios.h \
6205 unistd.h \
6206 )
6207
6208 if test "$ISC" = yes ; then
6209         AC_CHECK_HEADERS( sys/termio.h )
6210 fi
6211 if test "$ac_cv_header_termios_h" = yes ; then
6212         case "$CFLAGS $CPPFLAGS" in
6213         *-D_POSIX_SOURCE*)
6214                 termios_bad=dunno ;;
6215         *)      termios_bad=maybe ;;
6216         esac
6217         if test "$termios_bad" = maybe ; then
6218         AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
6219         AC_TRY_COMPILE([#include <termios.h>],
6220                 [struct termios foo; int x = foo.c_iflag],
6221                 termios_bad=no, [
6222                 AC_TRY_COMPILE([
6223 #define _POSIX_SOURCE
6224 #include <termios.h>],
6225                         [struct termios foo; int x = foo.c_iflag],
6226                         termios_bad=unknown,
6227                         termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE]))
6228                         ])
6229         AC_MSG_RESULT($termios_bad)
6230         fi
6231 fi
6232 ])dnl
6233 dnl ---------------------------------------------------------------------------
6234 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
6235 dnl --------------
6236 dnl Construct a search-list for a nonstandard header/lib-file
6237 dnl     $1 = the variable to return as result
6238 dnl     $2 = the package name
6239 dnl     $3 = the subdirectory, e.g., bin, include or lib
6240 AC_DEFUN([CF_SUBDIR_PATH],
6241 [
6242 $1=
6243
6244 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
6245 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
6246 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
6247 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
6248 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
6249 ])dnl
6250 dnl ---------------------------------------------------------------------------
6251 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
6252 dnl -----------
6253 dnl     Shorthand macro for substituting things that the user may override
6254 dnl     with an environment variable.
6255 dnl
6256 dnl     $1 = condition to pass to "test"
6257 dnl     $2 = environment variable
6258 dnl     $3 = value if the test succeeds
6259 dnl     $4 = value if the test fails
6260 AC_DEFUN([CF_SUBST_IF],
6261 [
6262 if test $1 ; then
6263         $2=$3
6264 ifelse($4,,,[else
6265         $2=$4])
6266 fi
6267 AC_SUBST($2)
6268 ])dnl
6269 dnl ---------------------------------------------------------------------------
6270 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
6271 dnl ------------------------
6272 dnl Get the version-number for use in shared-library naming, etc.
6273 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
6274 [
6275 AC_REQUIRE([CF_PROG_EGREP])
6276 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6277 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6278 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6279 cf_cv_abi_version=${NCURSES_MAJOR}
6280 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
6281 dnl Show the computed version, for logging
6282 cf_cv_timestamp=`date`
6283 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
6284 dnl We need these values in the generated headers
6285 AC_SUBST(NCURSES_MAJOR)
6286 AC_SUBST(NCURSES_MINOR)
6287 AC_SUBST(NCURSES_PATCH)
6288 dnl We need these values in the generated makefiles
6289 AC_SUBST(cf_cv_rel_version)
6290 AC_SUBST(cf_cv_abi_version)
6291 AC_SUBST(cf_cv_builtin_bool)
6292 AC_SUBST(cf_cv_header_stdbool_h)
6293 AC_SUBST(cf_cv_type_of_bool)dnl
6294 ])dnl
6295 dnl ---------------------------------------------------------------------------
6296 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
6297 dnl ------------------
6298 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
6299 dnl older SCO configurations.
6300 AC_DEFUN([CF_SYS_TIME_SELECT],
6301 [
6302 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
6303 AC_CACHE_VAL(cf_cv_sys_time_select,[
6304 AC_TRY_COMPILE([
6305 #include <sys/types.h>
6306 #ifdef HAVE_SYS_TIME_H
6307 #include <sys/time.h>
6308 #endif
6309 #ifdef HAVE_SYS_SELECT_H
6310 #include <sys/select.h>
6311 #endif
6312 ],[],[cf_cv_sys_time_select=yes],
6313      [cf_cv_sys_time_select=no])
6314      ])
6315 AC_MSG_RESULT($cf_cv_sys_time_select)
6316 test "$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>])
6317 ])dnl
6318 dnl ---------------------------------------------------------------------------
6319 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
6320 dnl ---------------
6321 dnl Define a top_builddir symbol, for applications that need an absolute path.
6322 AC_DEFUN([CF_TOP_BUILDDIR],
6323 [
6324 top_builddir=ifelse($1,,`pwd`,$1)
6325 AC_SUBST(top_builddir)
6326 ])dnl
6327 dnl ---------------------------------------------------------------------------
6328 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
6329 dnl -------------------
6330 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
6331 dnl can define it successfully.
6332 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
6333 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6334         AC_TRY_COMPILE([
6335 #include <stdlib.h>
6336 #include <string.h>
6337 #include <sys/types.h>
6338 ],[
6339 #ifndef _XOPEN_SOURCE
6340 make an error
6341 #endif],
6342         [cf_cv_xopen_source=no],
6343         [cf_save="$CPPFLAGS"
6344          CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6345          AC_TRY_COMPILE([
6346 #include <stdlib.h>
6347 #include <string.h>
6348 #include <sys/types.h>
6349 ],[
6350 #ifdef _XOPEN_SOURCE
6351 make an error
6352 #endif],
6353         [cf_cv_xopen_source=no],
6354         [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6355         CPPFLAGS="$cf_save"
6356         ])
6357 ])
6358
6359 if test "$cf_cv_xopen_source" != no ; then
6360         CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6361         CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6362         cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6363         CF_ADD_CFLAGS($cf_temp_xopen_source)
6364 fi
6365 ])
6366 dnl ---------------------------------------------------------------------------
6367 dnl CF_TYPEOF_CHTYPE version: 9 updated: 2012/10/06 17:56:13
6368 dnl ----------------
6369 dnl Determine the type we should use for chtype (and attr_t, which is treated
6370 dnl as the same thing).  We want around 32 bits, so on most machines want a
6371 dnl long, but on newer 64-bit machines, probably want an int.  If we're using
6372 dnl wide characters, we have to have a type compatible with that, as well.
6373 AC_DEFUN([CF_TYPEOF_CHTYPE],
6374 [
6375 AC_MSG_CHECKING([for type of chtype])
6376 AC_CACHE_VAL(cf_cv_typeof_chtype,[
6377                 AC_TRY_RUN([
6378 #define WANT_BITS 31
6379 #include <stdio.h>
6380 int main()
6381 {
6382         FILE *fp = fopen("cf_test.out", "w");
6383         if (fp != 0) {
6384                 char *result = "long";
6385                 if (sizeof(unsigned long) > sizeof(unsigned int)) {
6386                         int n;
6387                         unsigned int x, y;
6388                         for (n = 0; n < WANT_BITS; n++) {
6389                                 x = (1 << n);
6390                                 y = (x >> n);
6391                                 if (y != 1 || x == 0) {
6392                                         x = 0;
6393                                         break;
6394                                 }
6395                         }
6396                         /*
6397                          * If x is nonzero, an int is big enough for the bits
6398                          * that we want.
6399                          */
6400                         result = (x != 0) ? "int" : "long";
6401                 }
6402                 fputs(result, fp);
6403                 fclose(fp);
6404         }
6405         ${cf_cv_main_return:-return}(0);
6406 }
6407                 ],
6408                 [cf_cv_typeof_chtype=`cat cf_test.out`],
6409                 [cf_cv_typeof_chtype=long],
6410                 [cf_cv_typeof_chtype=long])
6411                 rm -f cf_test.out
6412         ])
6413 AC_MSG_RESULT($cf_cv_typeof_chtype)
6414
6415 AC_SUBST(cf_cv_typeof_chtype)
6416 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype,[Define to actual type if needed for chtype])
6417 ])dnl
6418 dnl ---------------------------------------------------------------------------
6419 dnl CF_TYPE_SIGACTION version: 4 updated: 2012/10/06 17:56:13
6420 dnl -----------------
6421 dnl
6422 AC_DEFUN([CF_TYPE_SIGACTION],
6423 [
6424 AC_MSG_CHECKING([for type sigaction_t])
6425 AC_CACHE_VAL(cf_cv_type_sigaction,[
6426         AC_TRY_COMPILE([
6427 #include <signal.h>],
6428                 [sigaction_t x],
6429                 [cf_cv_type_sigaction=yes],
6430                 [cf_cv_type_sigaction=no])])
6431 AC_MSG_RESULT($cf_cv_type_sigaction)
6432 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION,1,[Define to 1 if we have the sigaction_t type])
6433 ])dnl
6434 dnl ---------------------------------------------------------------------------
6435 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6436 dnl --------------------
6437 dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
6438 dnl won't, but they're still there.
6439 AC_DEFUN([CF_UNSIGNED_LITERALS],
6440 [
6441 AC_MSG_CHECKING([if unsigned literals are legal])
6442 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6443         AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6444                 [cf_cv_unsigned_literals=yes],
6445                 [cf_cv_unsigned_literals=no])
6446         ])
6447 AC_MSG_RESULT($cf_cv_unsigned_literals)
6448 ])dnl
6449 dnl ---------------------------------------------------------------------------
6450 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6451 dnl --------
6452 dnl Make an uppercase version of a variable
6453 dnl $1=uppercase($2)
6454 AC_DEFUN([CF_UPPER],
6455 [
6456 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6457 ])dnl
6458 dnl ---------------------------------------------------------------------------
6459 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
6460 dnl -----------
6461 dnl Check for multibyte support, and if not found, utf8 compatibility library
6462 AC_DEFUN([CF_UTF8_LIB],
6463 [
6464 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6465         cf_save_LIBS="$LIBS"
6466         AC_TRY_LINK([
6467 #include <stdlib.h>],[putwc(0,0);],
6468         [cf_cv_utf8_lib=yes],
6469         [CF_FIND_LINKAGE([
6470 #include <libutf8.h>],[putwc(0,0);],utf8,
6471                 [cf_cv_utf8_lib=add-on],
6472                 [cf_cv_utf8_lib=no])
6473 ])])
6474
6475 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6476 # ncurses/ncursesw:
6477 if test "$cf_cv_utf8_lib" = "add-on" ; then
6478         AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
6479         CF_ADD_INCDIR($cf_cv_header_path_utf8)
6480         CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6481         CF_ADD_LIBS($cf_cv_library_file_utf8)
6482 fi
6483 ])dnl
6484 dnl ---------------------------------------------------------------------------
6485 dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
6486 dnl ----------
6487 dnl check for va_copy, part of stdarg.h
6488 dnl Also, workaround for glibc's __va_copy, by checking for both.
6489 AC_DEFUN([CF_VA_COPY],[
6490 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6491 AC_TRY_LINK([
6492 #include <stdarg.h>
6493 ],[
6494         static va_list dst;
6495         static va_list src;
6496         va_copy(dst, src)],
6497         cf_cv_have_va_copy=yes,
6498         cf_cv_have_va_copy=no)])
6499
6500 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
6501
6502 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6503 AC_TRY_LINK([
6504 #include <stdarg.h>
6505 ],[
6506         static va_list dst;
6507         static va_list src;
6508         __va_copy(dst, src)],
6509         cf_cv_have___va_copy=yes,
6510         cf_cv_have___va_copy=no)])
6511
6512 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
6513 ])
6514 dnl ---------------------------------------------------------------------------
6515 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6516 dnl ----------
6517 dnl Use AC_VERBOSE w/o the warnings
6518 AC_DEFUN([CF_VERBOSE],
6519 [test -n "$verbose" && echo "   $1" 1>&AC_FD_MSG
6520 CF_MSG_LOG([$1])
6521 ])dnl
6522 dnl ---------------------------------------------------------------------------
6523 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
6524 dnl -------------
6525 dnl Check if type wide-character type $1 is declared, and if so, which header
6526 dnl file is needed.  The second parameter is used to set a shell variable when
6527 dnl the type is not found.  The first parameter sets a shell variable for the
6528 dnl opposite sense.
6529 AC_DEFUN([CF_WCHAR_TYPE],
6530 [
6531 # This is needed on Tru64 5.0 to declare $1
6532 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6533 AC_TRY_COMPILE([
6534 #include <stdlib.h>
6535 #include <stdarg.h>
6536 #include <stdio.h>
6537 #ifdef HAVE_LIBUTF8_H
6538 #include <libutf8.h>
6539 #endif],
6540         [$1 state],
6541         [cf_cv_$1=no],
6542         [AC_TRY_COMPILE([
6543 #include <stdlib.h>
6544 #include <stdarg.h>
6545 #include <stdio.h>
6546 #include <wchar.h>
6547 #ifdef HAVE_LIBUTF8_H
6548 #include <libutf8.h>
6549 #endif],
6550         [$1 value],
6551         [cf_cv_$1=yes],
6552         [cf_cv_$1=unknown])])])
6553
6554 if test "$cf_cv_$1" = yes ; then
6555         AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
6556         NEED_WCHAR_H=1
6557 fi
6558
6559 ifelse([$2],,,[
6560 # if we do not find $1 in either place, use substitution to provide a fallback.
6561 if test "$cf_cv_$1" = unknown ; then
6562         $2=1
6563 fi
6564 ])
6565 ifelse($3,,,[
6566 # if we find $1 in either place, use substitution to provide a fallback.
6567 if test "$cf_cv_$1" != unknown ; then
6568         $3=1
6569 fi
6570 ])
6571 ])dnl
6572 dnl ---------------------------------------------------------------------------
6573 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6574 dnl ---------------
6575 dnl Check for compiler-support for weak symbols.
6576 dnl This works with "recent" gcc.
6577 AC_DEFUN([CF_WEAK_SYMBOLS],[
6578 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6579
6580 AC_TRY_COMPILE([
6581 #include <stdio.h>],
6582 [
6583 #if defined(__GNUC__)
6584 #  if defined __USE_ISOC99
6585 #    define _cat_pragma(exp)    _Pragma(#exp)
6586 #    define _weak_pragma(exp)   _cat_pragma(weak name)
6587 #  else
6588 #    define _weak_pragma(exp)
6589 #  endif
6590 #  define _declare(name)        __extension__ extern __typeof__(name) name
6591 #  define weak_symbol(name)     _weak_pragma(name) _declare(name) __attribute__((weak))
6592 #endif
6593
6594 weak_symbol(fopen);
6595 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6596 ])
6597 ])dnl
6598 dnl ---------------------------------------------------------------------------
6599 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6600 dnl -------------------
6601 dnl Allow library's ABI to be overridden.  Generally this happens when a
6602 dnl packager has incremented the ABI past that used in the original package,
6603 dnl and wishes to keep doing this.
6604 dnl
6605 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6606 dnl symbol.
6607 AC_DEFUN([CF_WITH_ABI_VERSION],[
6608 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6609 AC_ARG_WITH(abi-version,
6610 [  --with-abi-version=XXX  override derived ABI version],
6611 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6612  cf_cv_abi_version=$withval])
6613  CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6614 ifelse($1,,,[
6615 $1_ABI=$cf_cv_abi_version
6616 ])
6617 ])dnl
6618 dnl ---------------------------------------------------------------------------
6619 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6620 dnl --------------------
6621 dnl Command-line option to specify the Ada95 compiler.
6622 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6623 AC_MSG_CHECKING(for ada-compiler)
6624 AC_ARG_WITH(ada-compiler,
6625         [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6626         [cf_ada_compiler=$withval],
6627         [cf_ada_compiler=gnatmake])
6628 AC_SUBST(cf_ada_compiler)
6629 AC_MSG_RESULT($cf_ada_compiler)
6630 ])dnl
6631 dnl ---------------------------------------------------------------------------
6632 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6633 dnl -------------------
6634 dnl Command-line option to specify where Ada includes will install.
6635 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6636 AC_MSG_CHECKING(for ada-include)
6637 CF_WITH_PATH(ada-include,
6638    [  --with-ada-include=DIR  Ada includes are in DIR],
6639    ADA_INCLUDE,
6640    PREFIX/share/ada/adainclude,
6641    [$]prefix/share/ada/adainclude)
6642 AC_SUBST(ADA_INCLUDE)
6643 AC_MSG_RESULT($ADA_INCLUDE)
6644 ])dnl
6645 dnl ---------------------------------------------------------------------------
6646 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6647 dnl -------------------
6648 dnl Command-line option to specify where Ada objects will install.
6649 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6650 AC_MSG_CHECKING(for ada-objects)
6651 CF_WITH_PATH(ada-objects,
6652    [  --with-ada-objects=DIR  Ada objects are in DIR],
6653    ADA_OBJECTS,
6654    PREFIX/lib/ada/adalib,
6655    [$]prefix/lib/ada/adalib)
6656 AC_SUBST(ADA_OBJECTS)
6657 AC_MSG_RESULT($ADA_OBJECTS)
6658 ])dnl
6659 dnl ---------------------------------------------------------------------------
6660 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
6661 dnl ---------------------
6662 dnl Command-line option to specify if an Ada95 shared-library should be built,
6663 dnl and optionally what its soname should be.
6664 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6665 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6666 AC_ARG_WITH(ada-sharedlib,
6667         [  --with-ada-sharedlib=XX build Ada95 shared-library],
6668         [with_ada_sharedlib=$withval],
6669         [with_ada_sharedlib=no])
6670 AC_MSG_RESULT($with_ada_sharedlib)
6671
6672 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6673 MAKE_ADA_SHAREDLIB="#"
6674
6675 if test "x$with_ada_sharedlib" != xno
6676 then
6677         MAKE_ADA_SHAREDLIB=
6678         if test "x$with_ada_sharedlib" != xyes
6679         then
6680                 ADA_SHAREDLIB="$with_ada_sharedlib"
6681         fi
6682 fi
6683
6684 AC_SUBST(ADA_SHAREDLIB)
6685 AC_SUBST(MAKE_ADA_SHAREDLIB)
6686 ])dnl
6687 dnl ---------------------------------------------------------------------------
6688 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6689 dnl ----------------
6690 dnl Configure-option for dbmalloc.  The optional parameter is used to override
6691 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6692 AC_DEFUN([CF_WITH_DBMALLOC],[
6693 CF_NO_LEAKS_OPTION(dbmalloc,
6694         [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
6695         [USE_DBMALLOC])
6696
6697 if test "$with_dbmalloc" = yes ; then
6698         AC_CHECK_HEADER(dbmalloc.h,
6699                 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6700 fi
6701 ])dnl
6702 dnl ---------------------------------------------------------------------------
6703 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6704 dnl ---------------
6705 dnl Configure-option for dmalloc.  The optional parameter is used to override
6706 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6707 AC_DEFUN([CF_WITH_DMALLOC],[
6708 CF_NO_LEAKS_OPTION(dmalloc,
6709         [  --with-dmalloc          test: use Gray Watson's dmalloc library],
6710         [USE_DMALLOC])
6711
6712 if test "$with_dmalloc" = yes ; then
6713         AC_CHECK_HEADER(dmalloc.h,
6714                 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6715 fi
6716 ])dnl
6717 dnl ---------------------------------------------------------------------------
6718 dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13
6719 dnl -----------
6720 dnl
6721 dnl The option parameter (if neither yes/no) is assumed to be the name of
6722 dnl the gpm library, e.g., for dynamic loading.
6723 AC_DEFUN([CF_WITH_GPM],
6724 [
6725 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6726 AC_ARG_WITH(gpm,
6727         [  --with-gpm              use Alessandro Rubini's GPM library],
6728         [with_gpm=$withval],
6729         [with_gpm=maybe])
6730 AC_MSG_RESULT($with_gpm)
6731
6732 if test "$with_gpm" != no ; then
6733         AC_CHECK_HEADER(gpm.h,[
6734                 AC_DEFINE(HAVE_GPM_H,1,[Define to 1 if we have gpm.h header])
6735                 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6736                         CF_VERBOSE(assuming we really have GPM library)
6737                         AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
6738                 else
6739                         AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6740                                 AC_MSG_ERROR(Cannot link with GPM library)
6741                 fi
6742                 with_gpm=yes
6743                 ])
6744         ],[
6745                 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6746                 with_gpm=no
6747         ])
6748 fi
6749 ])
6750 dnl ---------------------------------------------------------------------------
6751 dnl CF_WITH_LIBTOOL version: 30 updated: 2013/09/07 13:54:05
6752 dnl ---------------
6753 dnl Provide a configure option to incorporate libtool.  Define several useful
6754 dnl symbols for the makefile rules.
6755 dnl
6756 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6757 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6758 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6759 dnl But that still does not work properly since the macro is expanded outside
6760 dnl the CF_WITH_LIBTOOL macro:
6761 dnl
6762 dnl     #!/bin/sh
6763 dnl     ACLOCAL=`aclocal --print-ac-dir`
6764 dnl     if test -z "$ACLOCAL" ; then
6765 dnl             echo cannot find aclocal directory
6766 dnl             exit 1
6767 dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
6768 dnl             echo cannot find libtool.m4 file
6769 dnl             exit 1
6770 dnl     fi
6771 dnl
6772 dnl     LOCAL=aclocal.m4
6773 dnl     ORIG=aclocal.m4.orig
6774 dnl
6775 dnl     trap "mv $ORIG $LOCAL" 0 1 2 5 15
6776 dnl     rm -f $ORIG
6777 dnl     mv $LOCAL $ORIG
6778 dnl
6779 dnl     # sed the LIBTOOL= assignment to omit the current directory?
6780 dnl     sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6781 dnl     cat $ORIG >>$LOCAL
6782 dnl
6783 dnl     autoconf-257 $*
6784 dnl
6785 AC_DEFUN([CF_WITH_LIBTOOL],
6786 [
6787 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6788 ifdef([AC_PROG_LIBTOOL],,[
6789 LIBTOOL=
6790 ])
6791 # common library maintenance symbols that are convenient for libtool scripts:
6792 LIB_CREATE='${AR} -cr'
6793 LIB_OBJECT='${OBJECTS}'
6794 LIB_SUFFIX=.a
6795 LIB_PREP="$RANLIB"
6796
6797 # symbols used to prop libtool up to enable it to determine what it should be
6798 # doing:
6799 LIB_CLEAN=
6800 LIB_COMPILE=
6801 LIB_LINK='${CC}'
6802 LIB_INSTALL=
6803 LIB_UNINSTALL=
6804
6805 AC_MSG_CHECKING(if you want to build libraries with libtool)
6806 AC_ARG_WITH(libtool,
6807         [  --with-libtool          generate libraries with libtool],
6808         [with_libtool=$withval],
6809         [with_libtool=no])
6810 AC_MSG_RESULT($with_libtool)
6811 if test "$with_libtool" != "no"; then
6812 ifdef([AC_PROG_LIBTOOL],[
6813         # missing_content_AC_PROG_LIBTOOL{{
6814         AC_PROG_LIBTOOL
6815         # missing_content_AC_PROG_LIBTOOL}}
6816 ],[
6817         if test "$with_libtool" != "yes" ; then
6818                 CF_PATH_SYNTAX(with_libtool)
6819                 LIBTOOL=$with_libtool
6820         else
6821                 AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none)
6822                 CF_LIBTOOL_VERSION
6823                 if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool
6824                 then
6825                         CF_FORGET_TOOL(LIBTOOL)
6826                         AC_CHECK_TOOLS(LIBTOOL,[glibtool],none)
6827                         CF_LIBTOOL_VERSION
6828                 fi
6829         fi
6830         if test -z "$LIBTOOL" ; then
6831                 AC_MSG_ERROR(Cannot find libtool)
6832         fi
6833 ])dnl
6834         LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6835         LIB_OBJECT='${OBJECTS:.o=.lo}'
6836         LIB_SUFFIX=.la
6837         LIB_CLEAN='${LIBTOOL} --mode=clean'
6838         LIB_COMPILE='${LIBTOOL} --mode=compile'
6839         LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6840         LIB_INSTALL='${LIBTOOL} --mode=install'
6841         LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6842         LIB_PREP=:
6843
6844         CF_CHECK_LIBTOOL_VERSION
6845
6846         # special hack to add -no-undefined (which libtool should do for itself)
6847         LT_UNDEF=
6848         case "$cf_cv_system_name" in #(vi
6849         cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi
6850                 LT_UNDEF=-no-undefined
6851                 ;;
6852         esac
6853         AC_SUBST([LT_UNDEF])
6854
6855         # special hack to add --tag option for C++ compiler
6856         case $cf_cv_libtool_version in #(vi
6857         1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6858                 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6859                 LIBTOOL="$LIBTOOL --tag=CC"
6860                 ;;
6861         *)
6862                 LIBTOOL_CXX="$LIBTOOL"
6863                 ;;
6864         esac
6865 else
6866         LIBTOOL=""
6867         LIBTOOL_CXX=""
6868 fi
6869
6870 test -z "$LIBTOOL" && ECHO_LT=
6871
6872 AC_SUBST(LIBTOOL)
6873 AC_SUBST(LIBTOOL_CXX)
6874 AC_SUBST(LIBTOOL_OPTS)
6875
6876 AC_SUBST(LIB_CREATE)
6877 AC_SUBST(LIB_OBJECT)
6878 AC_SUBST(LIB_SUFFIX)
6879 AC_SUBST(LIB_PREP)
6880
6881 AC_SUBST(LIB_CLEAN)
6882 AC_SUBST(LIB_COMPILE)
6883 AC_SUBST(LIB_LINK)
6884 AC_SUBST(LIB_INSTALL)
6885 AC_SUBST(LIB_UNINSTALL)
6886
6887 ])dnl
6888 dnl ---------------------------------------------------------------------------
6889 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
6890 dnl ------------------
6891 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
6892 dnl "lib" prefix, e.g., because it used the dll naming convention.
6893 dnl
6894 dnl $1 = variable to set
6895 AC_DEFUN([CF_WITH_LIB_PREFIX],
6896 [
6897 AC_MSG_CHECKING(if you want to have a library-prefix)
6898 AC_ARG_WITH(lib-prefix,
6899         [  --with-lib-prefix       override library-prefix],
6900         [with_lib_prefix=$withval],
6901         [with_lib_prefix=auto])
6902 AC_MSG_RESULT($with_lib_prefix)
6903
6904 if test $with_lib_prefix = auto
6905 then
6906         CF_LIB_PREFIX($1)
6907 elif test $with_lib_prefix = no
6908 then
6909         LIB_PREFIX=
6910 else
6911         LIB_PREFIX=$with_lib_prefix
6912 fi
6913 ])dnl
6914 dnl ---------------------------------------------------------------------------
6915 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
6916 dnl ------------
6917 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6918 dnl defaulting to yes/no.
6919 dnl
6920 dnl $1 = option name
6921 dnl $2 = help-text
6922 dnl $3 = environment variable to set
6923 dnl $4 = default value, shown in the help-message, must be a constant
6924 dnl $5 = default value, if it's an expression & cannot be in the help-message
6925 dnl
6926 AC_DEFUN([CF_WITH_PATH],
6927 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6928 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6929 if ifelse([$5],,true,[test -n "$5"]) ; then
6930 CF_PATH_SYNTAX(withval)
6931 fi
6932 eval $3="$withval"
6933 AC_SUBST($3)dnl
6934 ])dnl
6935 dnl ---------------------------------------------------------------------------
6936 dnl CF_WITH_PATHLIST version: 9 updated: 2012/10/18 05:05:24
6937 dnl ----------------
6938 dnl Process an option specifying a list of colon-separated paths.
6939 dnl
6940 dnl $1 = option name
6941 dnl $2 = help-text
6942 dnl $3 = environment variable to set
6943 dnl $4 = default value, shown in the help-message, must be a constant
6944 dnl $5 = default value, if it's an expression & cannot be in the help-message
6945 dnl $6 = flag to tell if we want to define or substitute
6946 dnl
6947 AC_DEFUN([CF_WITH_PATHLIST],[
6948 AC_REQUIRE([CF_PATHSEP])
6949 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6950 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6951
6952 IFS="${IFS:-    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6953 cf_dst_path=
6954 for cf_src_path in $withval
6955 do
6956   CF_PATH_SYNTAX(cf_src_path)
6957   test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}$PATH_SEPARATOR"
6958   cf_dst_path="${cf_dst_path}${cf_src_path}"
6959 done
6960 IFS="$ac_save_ifs"
6961
6962 ifelse($6,define,[
6963 # Strip single quotes from the value, e.g., when it was supplied as a literal
6964 # for $4 or $5.
6965 case $cf_dst_path in #(vi
6966 \'*)
6967   cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6968   ;;
6969 esac
6970 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6971 ])
6972
6973 # This may use the prefix/exec_prefix symbols which will only yield "NONE"
6974 # so we have to check/work around.  We do prefer the result of "eval"...
6975 eval cf_dst_eval="$cf_dst_path"
6976 case "x$cf_dst_eval" in #(vi
6977 xNONE*) #(vi
6978         $3=$cf_dst_path
6979         ;;
6980 *)
6981         $3="$cf_dst_eval"
6982         ;;
6983 esac
6984 AC_SUBST($3)dnl
6985
6986 ])dnl
6987 dnl ---------------------------------------------------------------------------
6988 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
6989 dnl -------------------------
6990 dnl Allow the choice of the pkg-config library directory to be overridden.
6991 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6992 if test "$PKG_CONFIG" != none ; then
6993         AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6994         AC_ARG_WITH(pkg-config-libdir,
6995                 [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
6996                 [PKG_CONFIG_LIBDIR=$withval],
6997                 [PKG_CONFIG_LIBDIR=yes])
6998
6999         case x$PKG_CONFIG_LIBDIR in #(vi
7000         x/*) #(vi
7001                 ;;
7002         xyes) #(vi
7003                 # look for the library directory using the same prefix as the executable
7004                 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
7005                 case x`(arch) 2>/dev/null` in #(vi
7006                 *64) #(vi
7007                         for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
7008                         do
7009                                 if test -d $cf_config/pkgconfig
7010                                 then
7011                                         PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
7012                                         break
7013                                 fi
7014                         done
7015                         ;;
7016                 *)
7017                         PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
7018                         ;;
7019                 esac
7020                 ;;
7021         *)
7022                 ;;
7023         esac
7024
7025         AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
7026 fi
7027
7028 AC_SUBST(PKG_CONFIG_LIBDIR)
7029 ])dnl
7030 dnl ---------------------------------------------------------------------------
7031 dnl CF_WITH_PTHREAD version: 6 updated: 2012/10/06 17:41:51
7032 dnl ---------------
7033 dnl Check for POSIX thread library.
7034 AC_DEFUN([CF_WITH_PTHREAD],
7035 [
7036 AC_MSG_CHECKING(if you want to link with the pthread library)
7037 AC_ARG_WITH(pthread,
7038     [  --with-pthread          use POSIX thread library],
7039     [with_pthread=$withval],
7040     [with_pthread=no])
7041 AC_MSG_RESULT($with_pthread)
7042
7043 if test "$with_pthread" != no ; then
7044     AC_CHECK_HEADER(pthread.h,[
7045         AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
7046
7047         for cf_lib_pthread in pthread c_r
7048         do
7049             AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
7050             cf_save_LIBS="$LIBS"
7051             CF_ADD_LIB($cf_lib_pthread)
7052             AC_TRY_LINK([
7053 #include <pthread.h>
7054 ],[
7055                 int rc = pthread_create(0,0,0,0);
7056                 int r2 = pthread_mutexattr_settype(0, 0);
7057 ],[with_pthread=yes],[with_pthread=no])
7058             LIBS="$cf_save_LIBS"
7059             AC_MSG_RESULT($with_pthread)
7060             test "$with_pthread" = yes && break
7061         done
7062
7063         if test "$with_pthread" = yes ; then
7064             CF_ADD_LIB($cf_lib_pthread)
7065             AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
7066         else
7067             AC_MSG_ERROR(Cannot link with pthread library)
7068         fi
7069     ])
7070 fi
7071 ])
7072 dnl ---------------------------------------------------------------------------
7073 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
7074 dnl -------------------
7075 dnl Allow library's release-version to be overridden.  Generally this happens when a
7076 dnl packager has incremented the release-version past that used in the original package,
7077 dnl and wishes to keep doing this.
7078 dnl
7079 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
7080 dnl and {package}_MINOR symbols
7081 dnl symbol.
7082 AC_DEFUN([CF_WITH_REL_VERSION],[
7083 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
7084 AC_ARG_WITH(rel-version,
7085 [  --with-rel-version=XXX  override derived release version],
7086 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
7087  cf_cv_rel_version=$withval])
7088 ifelse($1,,[
7089  CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
7090 ],[
7091  $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
7092  $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
7093  CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
7094  CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
7095 ])
7096 ])dnl
7097 dnl ---------------------------------------------------------------------------
7098 dnl CF_WITH_SYSMOUSE version: 3 updated: 2012/10/06 17:56:13
7099 dnl ----------------
7100 dnl If we can compile with sysmouse, make it available unless it is not wanted.
7101 AC_DEFUN([CF_WITH_SYSMOUSE],[
7102 # not everyone has "test -c"
7103 if test -c /dev/sysmouse 2>/dev/null ; then
7104 AC_MSG_CHECKING(if you want to use sysmouse)
7105 AC_ARG_WITH(sysmouse,
7106         [  --with-sysmouse         use sysmouse (FreeBSD console)],
7107         [cf_with_sysmouse=$withval],
7108         [cf_with_sysmouse=maybe])
7109         if test "$cf_with_sysmouse" != no ; then
7110         AC_TRY_COMPILE([
7111 #include <osreldate.h>
7112 #if (__FreeBSD_version >= 400017)
7113 #include <sys/consio.h>
7114 #include <sys/fbio.h>
7115 #else
7116 #include <machine/console.h>
7117 #endif
7118 ],[
7119         struct mouse_info the_mouse;
7120         ioctl(0, CONS_MOUSECTL, &the_mouse);
7121 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
7122         fi
7123 AC_MSG_RESULT($cf_with_sysmouse)
7124 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE,1,[Define to 1 if we can/should use the sysmouse interface])
7125 fi
7126 ])dnl
7127 dnl ---------------------------------------------------------------------------
7128 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
7129 dnl ---------------
7130 dnl For testing, override the derived host system-type which is used to decide
7131 dnl things such as the linker commands used to build shared libraries.  This is
7132 dnl normally chosen automatically based on the type of system which you are
7133 dnl building on.  We use it for testing the configure script.
7134 dnl
7135 dnl This is different from the --host option: it is used only for testing parts
7136 dnl of the configure script which would not be reachable with --host since that
7137 dnl relies on the build environment being real, rather than mocked up.
7138 AC_DEFUN([CF_WITH_SYSTYPE],[
7139 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
7140 AC_ARG_WITH(system-type,
7141         [  --with-system-type=XXX  test: override derived host system-type],
7142 [AC_MSG_WARN(overriding system type to $withval)
7143         cf_cv_system_name=$withval
7144         host_os=$withval
7145 ])
7146 ])dnl
7147 dnl ---------------------------------------------------------------------------
7148 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
7149 dnl ----------------
7150 AC_DEFUN([CF_WITH_VALGRIND],[
7151 CF_NO_LEAKS_OPTION(valgrind,
7152         [  --with-valgrind         test: use valgrind],
7153         [USE_VALGRIND])
7154 ])dnl
7155 dnl ---------------------------------------------------------------------------
7156 dnl CF_XOPEN_SOURCE version: 46 updated: 2014/02/09 19:30:15
7157 dnl ---------------
7158 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
7159 dnl or adapt to the vendor's definitions to get equivalent functionality,
7160 dnl without losing the common non-POSIX features.
7161 dnl
7162 dnl Parameters:
7163 dnl     $1 is the nominal value for _XOPEN_SOURCE
7164 dnl     $2 is the nominal value for _POSIX_C_SOURCE
7165 AC_DEFUN([CF_XOPEN_SOURCE],[
7166 AC_REQUIRE([AC_CANONICAL_HOST])
7167
7168 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
7169 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
7170 cf_xopen_source=
7171
7172 case $host_os in #(vi
7173 aix[[4-7]]*) #(vi
7174         cf_xopen_source="-D_ALL_SOURCE"
7175         ;;
7176 cygwin|msys) #(vi
7177         cf_XOPEN_SOURCE=600
7178         ;;
7179 darwin[[0-8]].*) #(vi
7180         cf_xopen_source="-D_APPLE_C_SOURCE"
7181         ;;
7182 darwin*) #(vi
7183         cf_xopen_source="-D_DARWIN_C_SOURCE"
7184         cf_XOPEN_SOURCE=
7185         ;;
7186 freebsd*|dragonfly*) #(vi
7187         # 5.x headers associate
7188         #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
7189         #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
7190         cf_POSIX_C_SOURCE=200112L
7191         cf_XOPEN_SOURCE=600
7192         cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
7193         ;;
7194 hpux11*) #(vi
7195         cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
7196         ;;
7197 hpux*) #(vi
7198         cf_xopen_source="-D_HPUX_SOURCE"
7199         ;;
7200 irix[[56]].*) #(vi
7201         cf_xopen_source="-D_SGI_SOURCE"
7202         cf_XOPEN_SOURCE=
7203         ;;
7204 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
7205         CF_GNU_SOURCE
7206         ;;
7207 mirbsd*) #(vi
7208         # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
7209         cf_XOPEN_SOURCE=
7210         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7211         ;;
7212 netbsd*) #(vi
7213         cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
7214         ;;
7215 openbsd[[4-9]]*) #(vi
7216         # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
7217         cf_xopen_source="-D_BSD_SOURCE"
7218         cf_XOPEN_SOURCE=600
7219         ;;
7220 openbsd*) #(vi
7221         # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
7222         ;;
7223 osf[[45]]*) #(vi
7224         cf_xopen_source="-D_OSF_SOURCE"
7225         ;;
7226 nto-qnx*) #(vi
7227         cf_xopen_source="-D_QNX_SOURCE"
7228         ;;
7229 sco*) #(vi
7230         # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
7231         ;;
7232 solaris2.*) #(vi
7233         cf_xopen_source="-D__EXTENSIONS__"
7234         cf_cv_xopen_source=broken
7235         ;;
7236 *)
7237         CF_TRY_XOPEN_SOURCE
7238         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7239         ;;
7240 esac
7241
7242 if test -n "$cf_xopen_source" ; then
7243         CF_ADD_CFLAGS($cf_xopen_source)
7244 fi
7245
7246 dnl In anything but the default case, we may have system-specific setting
7247 dnl which is still not guaranteed to provide all of the entrypoints that
7248 dnl _XOPEN_SOURCE would yield.
7249 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
7250         AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
7251         AC_TRY_COMPILE([#include <stdlib.h>],[
7252 #ifndef _XOPEN_SOURCE
7253 make an error
7254 #endif],
7255         [cf_XOPEN_SOURCE_set=yes],
7256         [cf_XOPEN_SOURCE_set=no])
7257         AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
7258         if test $cf_XOPEN_SOURCE_set = yes
7259         then
7260                 AC_TRY_COMPILE([#include <stdlib.h>],[
7261 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
7262 make an error
7263 #endif],
7264                 [cf_XOPEN_SOURCE_set_ok=yes],
7265                 [cf_XOPEN_SOURCE_set_ok=no])
7266                 if test $cf_XOPEN_SOURCE_set_ok = no
7267                 then
7268                         AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
7269                 fi
7270         else
7271                 CF_TRY_XOPEN_SOURCE
7272         fi
7273 fi
7274 ])