1 dnl***************************************************************************
2 dnl Copyright (c) 2010,2011 Free Software Foundation, Inc. *
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 *
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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: *
12 dnl The above copyright notice and this permission notice shall be included *
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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 *
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21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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27 dnl***************************************************************************
29 dnl Author: Thomas E. Dickey
31 dnl $Id: aclocal.m4,v 1.24 2011/03/31 23:32:36 tom Exp $
32 dnl Macros used in NCURSES Ada95 auto-configuration script.
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.
38 dnl See http://invisible-island.net/autoconf/ for additional information.
40 dnl ---------------------------------------------------------------------------
41 dnl ---------------------------------------------------------------------------
42 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
43 dnl -------------------
44 dnl Construct the list of include-options for the C programs in the Ada95
46 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
48 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
49 if test "$srcdir" != "."; then
50 ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
52 if test "$GCC" != yes; then
53 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
54 elif test "$includedir" != "/usr/include"; then
55 if test "$includedir" = '${prefix}/include' ; then
56 if test $prefix != /usr ; then
57 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
60 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
65 dnl ---------------------------------------------------------------------------
66 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
68 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
69 AC_DEFUN([CF_ADD_ADAFLAGS],[
70 ADAFLAGS="$ADAFLAGS $1"
73 dnl ---------------------------------------------------------------------------
74 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
76 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
77 dnl The second parameter if given makes this macro verbose.
79 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
80 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
81 dnl confused by the quotes (which require backslashes to keep them usable).
82 AC_DEFUN([CF_ADD_CFLAGS],
87 cf_new_extra_cppflags=
89 for cf_add_cflags in $1
91 case $cf_fix_cppflags in
93 case $cf_add_cflags in #(vi
94 -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
95 case $cf_add_cflags in
97 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
99 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
100 && test -z "${cf_tst_cflags}" \
101 && cf_fix_cppflags=yes
103 if test $cf_fix_cppflags = yes ; then
104 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
106 elif test "${cf_tst_cflags}" = "\"'" ; then
107 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
113 *$cf_add_cflags) #(vi
116 case $cf_add_cflags in #(vi
118 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
119 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
122 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
127 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
132 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
134 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
136 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
137 && test -z "${cf_tst_cflags}" \
138 && cf_fix_cppflags=no
143 if test -n "$cf_new_cflags" ; then
144 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
145 CFLAGS="$CFLAGS $cf_new_cflags"
148 if test -n "$cf_new_cppflags" ; then
149 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
150 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
153 if test -n "$cf_new_extra_cppflags" ; then
154 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
155 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
158 AC_SUBST(EXTRA_CPPFLAGS)
161 dnl ---------------------------------------------------------------------------
162 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
164 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
165 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
166 dnl but old versions (and some misinstalled ones) need that. To make things
167 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
168 dnl the include-path).
169 AC_DEFUN([CF_ADD_INCDIR],
171 if test -n "$1" ; then
172 for cf_add_incdir in $1
174 while test $cf_add_incdir != /usr/include
176 if test -d $cf_add_incdir
179 if test -n "$CFLAGS$CPPFLAGS" ; then
180 # a loop is needed to ensure we can add subdirs of existing dirs
181 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
182 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
183 cf_have_incdir=yes; break
188 if test "$cf_have_incdir" = no ; then
189 if test "$cf_add_incdir" = /usr/local/include ; then
192 cf_save_CPPFLAGS=$CPPFLAGS
193 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
194 AC_TRY_COMPILE([#include <stdio.h>],
197 [cf_have_incdir=yes])
198 CPPFLAGS=$cf_save_CPPFLAGS
203 if test "$cf_have_incdir" = no ; then
204 CF_VERBOSE(adding $cf_add_incdir to include-path)
205 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
207 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
208 test "$cf_top_incdir" = "$cf_add_incdir" && break
209 cf_add_incdir="$cf_top_incdir"
218 dnl ---------------------------------------------------------------------------
219 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
221 dnl Add a library, used to enforce consistency.
223 dnl $1 = library to add, without the "-l"
224 dnl $2 = variable to update (default $LIBS)
225 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
226 dnl ---------------------------------------------------------------------------
227 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
229 dnl Adds to the library-path
231 dnl Some machines have trouble with multiple -L options.
233 dnl $1 is the (list of) directory(s) to add
234 dnl $2 is the optional name of the variable to update (default LDFLAGS)
236 AC_DEFUN([CF_ADD_LIBDIR],
238 if test -n "$1" ; then
239 for cf_add_libdir in $1
241 if test $cf_add_libdir = /usr/lib ; then
243 elif test -d $cf_add_libdir
246 if test -n "$LDFLAGS$LIBS" ; then
247 # a loop is needed to ensure we can add subdirs of existing dirs
248 for cf_test_libdir in $LDFLAGS $LIBS ; do
249 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
250 cf_have_libdir=yes; break
254 if test "$cf_have_libdir" = no ; then
255 CF_VERBOSE(adding $cf_add_libdir to library-path)
256 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
262 dnl ---------------------------------------------------------------------------
263 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
265 dnl Add one or more libraries, used to enforce consistency.
267 dnl $1 = libraries to add, with the "-l", etc.
268 dnl $2 = variable to update (default $LIBS)
269 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
270 dnl ---------------------------------------------------------------------------
271 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
272 dnl ------------------
273 dnl Append to a search-list for a nonstandard header/lib-file
274 dnl $1 = the variable to return as result
275 dnl $2 = the package name
276 dnl $3 = the subdirectory, e.g., bin, include or lib
277 dnl $4 = the directory under which we will test for subdirectories
278 dnl $5 = a directory that we do not want $4 to match
279 AC_DEFUN([CF_ADD_SUBDIR_PATH],
281 test "$4" != "$5" && \
283 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
284 test -n "$verbose" && echo " ... testing for $3-directories under $4"
285 test -d $4/$3 && $1="[$]$1 $4/$3"
286 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
287 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
288 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
289 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
292 dnl ---------------------------------------------------------------------------
293 dnl CF_ANSI_CC_CHECK version: 10 updated: 2010/10/23 15:52:32
295 dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
296 dnl in the sharutils 4.2 distribution.
297 AC_DEFUN([CF_ANSI_CC_CHECK],
299 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
301 cf_save_CFLAGS="$CFLAGS"
302 cf_save_CPPFLAGS="$CPPFLAGS"
303 # Don't try gcc -ansi; that turns off useful extensions and
304 # breaks some systems' header files.
306 # Ultrix and OSF/1 -std1
307 # HP-UX -Aa -D_HPUX_SOURCE
309 # UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes)
310 for cf_arg in "-DCC_HAS_PROTOS" \
315 "-Aa -D_HPUX_SOURCE" \
318 CF_ADD_CFLAGS($cf_arg)
321 #ifndef CC_HAS_PROTOS
322 #if !defined(__STDC__) || (__STDC__ != 1)
327 int test (int i, double x);
328 struct s1 {int (*f) (int a);};
329 struct s2 {int (*f) (double a);};],
330 [cf_cv_ansi_cc="$cf_arg"; break])
332 CFLAGS="$cf_save_CFLAGS"
333 CPPFLAGS="$cf_save_CPPFLAGS"
336 if test "$cf_cv_ansi_cc" != "no"; then
337 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
338 CF_ADD_CFLAGS($cf_cv_ansi_cc)
340 AC_DEFINE(CC_HAS_PROTOS)
344 dnl ---------------------------------------------------------------------------
345 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
347 dnl For programs that must use an ANSI compiler, obtain compiler options that
348 dnl will make it recognize prototypes. We'll do preprocessor checks in other
349 dnl macros, since tools such as unproto can fake prototypes, but only part of
350 dnl the preprocessor.
351 AC_DEFUN([CF_ANSI_CC_REQD],
352 [AC_REQUIRE([CF_ANSI_CC_CHECK])
353 if test "$cf_cv_ansi_cc" = "no"; then
355 [Your compiler does not appear to recognize prototypes.
356 You have the following choices:
357 a. adjust your compiler options
358 b. get an up-to-date compiler
359 c. use a wrapper such as unproto])
362 dnl ---------------------------------------------------------------------------
363 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
365 dnl Check for suitable "ar" (archiver) options for updating an archive.
366 AC_DEFUN([CF_AR_FLAGS],[
367 AC_REQUIRE([CF_PROG_AR])
369 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
370 cf_cv_ar_flags=unknown
371 for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
374 # check if $ARFLAGS already contains this choice
375 if test "x$ARFLAGS" != "x" ; then
376 cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
377 if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
383 rm -f conftest.$ac_cv_objext
386 cat >conftest.$ac_ext <<EOF
387 #line __oline__ "configure"
388 int testdata[[3]] = { 123, 456, 789 };
390 if AC_TRY_EVAL(ac_compile) ; then
391 echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
392 $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
393 if test -f conftest.a ; then
394 cf_cv_ar_flags=$cf_ar_flags
398 CF_VERBOSE(cannot compile test-program)
402 rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
405 if test -n "$ARFLAGS" ; then
406 if test -n "$cf_cv_ar_flags" ; then
407 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
410 ARFLAGS=$cf_cv_ar_flags
415 dnl ---------------------------------------------------------------------------
416 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
418 dnl If we're cross-compiling, allow the user to override the tools and their
419 dnl options. The configure script is oriented toward identifying the host
420 dnl compiler, etc., but we need a build compiler to generate parts of the
423 dnl $1 = default for $CPPFLAGS
424 dnl $2 = default for $LIBS
425 AC_DEFUN([CF_BUILD_CC],[
426 AC_REQUIRE([CF_PROG_EXT])
427 if test "$cross_compiling" = yes ; then
429 # defaults that we might want to override
430 : ${BUILD_CFLAGS:=''}
431 : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
432 : ${BUILD_LDFLAGS:=''}
433 : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
434 : ${BUILD_EXEEXT:='$x'}
435 : ${BUILD_OBJEXT:='o'}
437 AC_ARG_WITH(build-cc,
438 [ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
439 [BUILD_CC="$withval"],
440 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
441 AC_MSG_CHECKING(for native build C compiler)
442 AC_MSG_RESULT($BUILD_CC)
444 AC_MSG_CHECKING(for native build C preprocessor)
445 AC_ARG_WITH(build-cpp,
446 [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
447 [BUILD_CPP="$withval"],
448 [BUILD_CPP='${BUILD_CC} -E'])
449 AC_MSG_RESULT($BUILD_CPP)
451 AC_MSG_CHECKING(for native build C flags)
452 AC_ARG_WITH(build-cflags,
453 [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
454 [BUILD_CFLAGS="$withval"])
455 AC_MSG_RESULT($BUILD_CFLAGS)
457 AC_MSG_CHECKING(for native build C preprocessor-flags)
458 AC_ARG_WITH(build-cppflags,
459 [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
460 [BUILD_CPPFLAGS="$withval"])
461 AC_MSG_RESULT($BUILD_CPPFLAGS)
463 AC_MSG_CHECKING(for native build linker-flags)
464 AC_ARG_WITH(build-ldflags,
465 [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
466 [BUILD_LDFLAGS="$withval"])
467 AC_MSG_RESULT($BUILD_LDFLAGS)
469 AC_MSG_CHECKING(for native build linker-libraries)
470 AC_ARG_WITH(build-libs,
471 [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})],
472 [BUILD_LIBS="$withval"])
473 AC_MSG_RESULT($BUILD_LIBS)
475 # this assumes we're on Unix.
479 : ${BUILD_CC:='${CC}'}
481 if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
482 AC_MSG_ERROR([Cross-build requires two compilers.
483 Use --with-build-cc to specify the native compiler.])
487 : ${BUILD_CC:='${CC}'}
488 : ${BUILD_CPP:='${CPP}'}
489 : ${BUILD_CFLAGS:='${CFLAGS}'}
490 : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
491 : ${BUILD_LDFLAGS:='${LDFLAGS}'}
492 : ${BUILD_LIBS:='${LIBS}'}
493 : ${BUILD_EXEEXT:='$x'}
494 : ${BUILD_OBJEXT:='o'}
499 AC_SUBST(BUILD_CFLAGS)
500 AC_SUBST(BUILD_CPPFLAGS)
501 AC_SUBST(BUILD_LDFLAGS)
503 AC_SUBST(BUILD_EXEEXT)
504 AC_SUBST(BUILD_OBJEXT)
506 dnl ---------------------------------------------------------------------------
507 dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
509 dnl Determine the default configuration into which we'll install ncurses. This
510 dnl can be overridden by the user's command-line options. There's two items to
512 dnl 1. the prefix (e.g., /usr)
513 dnl 2. the header files (e.g., /usr/include/ncurses)
514 dnl We'll look for a previous installation of ncurses and use the same defaults.
516 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
517 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
518 dnl programs from a vendor's.
519 AC_DEFUN([CF_CFG_DEFAULTS],
521 AC_MSG_CHECKING(for prefix)
522 if test "x$prefix" = "xNONE" ; then
523 case "$cf_cv_system_name" in
524 # non-vendor systems don't have a conflict
525 openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu)
528 *) prefix=$ac_default_prefix
532 AC_MSG_RESULT($prefix)
534 if test "x$prefix" = "xNONE" ; then
535 AC_MSG_CHECKING(for default include-directory)
536 test -n "$verbose" && echo 1>&AC_FD_MSG
539 $includedir/ncurses \
541 $prefix/include/ncurses \
543 /usr/local/include/ncurses \
547 cf_dir=`eval echo $cf_symbol`
548 if test -f $cf_dir/curses.h ; then
549 if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
550 includedir="$cf_symbol"
551 test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
555 test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
557 AC_MSG_RESULT($includedir)
560 dnl ---------------------------------------------------------------------------
561 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
563 dnl Check if we're accidentally using a cache from a different machine.
564 dnl Derive the system name, as a check for reusing the autoconf cache.
566 dnl If we've packaged config.guess and config.sub, run that (since it does a
567 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
568 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
569 dnl which is useful in cross-compiles.
571 dnl Note: we would use $ac_config_sub, but that is one of the places where
572 dnl autoconf 2.5x broke compatibility with autoconf 2.13
573 AC_DEFUN([CF_CHECK_CACHE],
575 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
576 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
577 system_name="$host_os"
579 system_name="`(uname -s -r) 2>/dev/null`"
580 if test -z "$system_name" ; then
581 system_name="`(hostname) 2>/dev/null`"
584 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
585 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
587 test -z "$system_name" && system_name="$cf_cv_system_name"
588 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
590 if test ".$system_name" != ".$cf_cv_system_name" ; then
591 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
592 AC_MSG_ERROR("Please remove config.cache and try again.")
595 dnl ---------------------------------------------------------------------------
596 dnl CF_CURSES_HEADER version: 2 updated: 2010/04/28 06:02:16
598 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
599 dnl variations of ncurses' installs.
601 dnl $1 = ncurses when looking for ncurses, or is empty
602 AC_DEFUN([CF_CURSES_HEADER],[
603 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
604 cf_cv_ncurses_header=none
605 for cf_header in ifelse($1,,,[ \
609 ncurses.h ifelse($1,,[ncurses/curses.h ncurses/ncurses.h])
611 AC_TRY_COMPILE([#include <${cf_header}>],
612 [initscr(); tgoto("?", 0,0)],
613 [cf_cv_ncurses_header=$cf_header; break],[])
617 if test "$cf_cv_ncurses_header" = none ; then
618 AC_MSG_ERROR(No curses header-files found)
621 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
622 AC_CHECK_HEADERS($cf_cv_ncurses_header)
624 dnl ---------------------------------------------------------------------------
625 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
627 dnl "dirname" is not portable, so we fake it with a shell script.
628 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
629 dnl ---------------------------------------------------------------------------
630 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
632 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
633 dnl prefer a standard location, and use -L options only if we do not find the
634 dnl library in the standard library location(s).
635 dnl $1 = library name
636 dnl $2 = library class, usually the same as library name
638 dnl $4 = code fragment to compile/link
639 dnl $5 = corresponding function-name
640 dnl $6 = flag, nonnull if failure should not cause an error-exit
642 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
643 dnl to use a -L option.
644 AC_DEFUN([CF_FIND_LIBRARY],
646 eval 'cf_cv_have_lib_'$1'=no'
649 eval 'cf_cv_have_lib_'$1'=yes',[
651 AC_MSG_CHECKING(for $5 in -l$1)
653 AC_TRY_LINK([$3],[$4],
655 eval 'cf_cv_have_lib_'$1'=yes'
658 CF_LIBRARY_PATH(cf_search,$2)
659 for cf_libdir in $cf_search
661 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
662 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
663 AC_TRY_LINK([$3],[$4],
665 eval 'cf_cv_have_lib_'$1'=yes'
668 LIBS="$cf_save_LIBS"])
672 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
674 if test $cf_found_library = no ; then
675 AC_MSG_ERROR(Cannot link $1 library)
679 dnl ---------------------------------------------------------------------------
680 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
682 dnl Find a library (specifically the linkage used in the code fragment),
683 dnl searching for it if it is not already in the library path.
684 dnl See also CF_ADD_SEARCHPATH.
686 dnl Parameters (4-on are optional):
687 dnl $1 = headers for library entrypoint
688 dnl $2 = code fragment for library entrypoint
689 dnl $3 = the library name without the "-l" option or ".so" suffix.
690 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
691 dnl $5 = action to perform if not successful
692 dnl $6 = module name, if not the same as the library name
693 dnl $7 = extra libraries
695 dnl Sets these variables:
696 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
697 dnl $cf_cv_header_path_$3 - include-directory if needed
698 dnl $cf_cv_library_path_$3 - library-directory if needed
699 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
700 AC_DEFUN([CF_FIND_LINKAGE],[
702 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
703 # will be set on completion of the AC_TRY_LINK below.
704 cf_cv_header_path_$3=
705 cf_cv_library_path_$3=
707 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
711 AC_TRY_LINK([$1],[$2],[
712 cf_cv_find_linkage_$3=yes
713 cf_cv_header_path_$3=/usr/include
714 cf_cv_library_path_$3=/usr/lib
717 LIBS="-l$3 $7 $cf_save_LIBS"
719 AC_TRY_LINK([$1],[$2],[
720 cf_cv_find_linkage_$3=yes
721 cf_cv_header_path_$3=/usr/include
722 cf_cv_library_path_$3=/usr/lib
723 cf_cv_library_file_$3="-l$3"
725 cf_cv_find_linkage_$3=no
728 CF_VERBOSE(find linkage for $3 library)
729 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
731 cf_save_CPPFLAGS="$CPPFLAGS"
732 cf_test_CPPFLAGS="$CPPFLAGS"
734 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
735 for cf_cv_header_path_$3 in $cf_search
737 if test -d $cf_cv_header_path_$3 ; then
738 CF_VERBOSE(... testing $cf_cv_header_path_$3)
739 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
740 AC_TRY_COMPILE([$1],[$2],[
741 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
742 cf_cv_find_linkage_$3=maybe
743 cf_test_CPPFLAGS="$CPPFLAGS"
745 CPPFLAGS="$cf_save_CPPFLAGS"
750 if test "$cf_cv_find_linkage_$3" = maybe ; then
752 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
755 cf_save_LDFLAGS="$LDFLAGS"
758 CPPFLAGS="$cf_test_CPPFLAGS"
759 LIBS="-l$3 $7 $cf_save_LIBS"
760 AC_TRY_LINK([$1],[$2],[
761 CF_VERBOSE(... found $3 library in system)
762 cf_cv_find_linkage_$3=yes])
763 CPPFLAGS="$cf_save_CPPFLAGS"
767 if test "$cf_cv_find_linkage_$3" != yes ; then
768 CF_LIBRARY_PATH(cf_search,$3)
769 for cf_cv_library_path_$3 in $cf_search
771 if test -d $cf_cv_library_path_$3 ; then
772 CF_VERBOSE(... testing $cf_cv_library_path_$3)
773 CPPFLAGS="$cf_test_CPPFLAGS"
774 LIBS="-l$3 $7 $cf_save_LIBS"
775 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
776 AC_TRY_LINK([$1],[$2],[
777 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
778 cf_cv_find_linkage_$3=yes
779 cf_cv_library_file_$3="-l$3"
781 CPPFLAGS="$cf_save_CPPFLAGS"
783 LDFLAGS="$cf_save_LDFLAGS"
787 CPPFLAGS="$cf_save_CPPFLAGS"
788 LDFLAGS="$cf_save_LDFLAGS"
792 cf_cv_find_linkage_$3=no
799 if test "$cf_cv_find_linkage_$3" = yes ; then
801 CF_ADD_INCDIR($cf_cv_header_path_$3)
802 CF_ADD_LIBDIR($cf_cv_library_path_$3)
806 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
809 dnl ---------------------------------------------------------------------------
810 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
811 dnl -----------------
812 dnl Test for availability of useful gcc __attribute__ directives to quiet
813 dnl compiler warnings. Though useful, not all are supported -- and contrary
814 dnl to documentation, unrecognized directives cause older compilers to barf.
815 AC_DEFUN([CF_GCC_ATTRIBUTES],
819 cat > conftest.i <<EOF
827 #define GCC_NORETURN /* nothing */
830 #define GCC_UNUSED /* nothing */
835 AC_CHECKING([for $CC __attribute__ directives])
836 cat > conftest.$ac_ext <<EOF
837 #line __oline__ "${as_me:-configure}"
838 #include "confdefs.h"
839 #include "conftest.h"
840 #include "conftest.i"
842 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
844 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
847 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
849 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
851 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
852 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
853 extern void foo(void) GCC_NORETURN;
854 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
856 cf_printf_attribute=no
857 cf_scanf_attribute=no
858 for cf_attribute in scanf printf unused noreturn
860 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
861 cf_directive="__attribute__(($cf_attribute))"
862 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
864 case $cf_attribute in #(vi
866 cf_printf_attribute=yes
867 cat >conftest.h <<EOF
868 #define GCC_$cf_ATTRIBUTE 1
872 cf_scanf_attribute=yes
873 cat >conftest.h <<EOF
874 #define GCC_$cf_ATTRIBUTE 1
878 cat >conftest.h <<EOF
879 #define GCC_$cf_ATTRIBUTE $cf_directive
884 if AC_TRY_EVAL(ac_compile); then
885 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
886 cat conftest.h >>confdefs.h
887 case $cf_attribute in #(vi
889 if test "$cf_printf_attribute" = no ; then
890 cat >>confdefs.h <<EOF
891 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
894 cat >>confdefs.h <<EOF
895 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
900 if test "$cf_scanf_attribute" = no ; then
901 cat >>confdefs.h <<EOF
902 #define GCC_SCANFLIKE(fmt,var) /* nothing */
905 cat >>confdefs.h <<EOF
906 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
914 fgrep define conftest.i >>confdefs.h
919 dnl ---------------------------------------------------------------------------
920 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
922 dnl Find version of gcc
923 AC_DEFUN([CF_GCC_VERSION],[
924 AC_REQUIRE([AC_PROG_CC])
926 if test "$GCC" = yes ; then
927 AC_MSG_CHECKING(version of $CC)
928 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
929 test -z "$GCC_VERSION" && GCC_VERSION=unknown
930 AC_MSG_RESULT($GCC_VERSION)
933 dnl ---------------------------------------------------------------------------
934 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
936 dnl Check if the compiler supports useful warning options. There's a few that
937 dnl we don't use, simply because they're too noisy:
939 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
940 dnl -Wredundant-decls (system headers make this too noisy)
941 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
942 dnl -Wwrite-strings (too noisy, but should review occasionally). This
943 dnl is enabled for ncurses using "--enable-const".
947 dnl $1 is an optional list of gcc warning flags that a particular
948 dnl application might want to use, e.g., "no-unused" for
951 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
953 AC_DEFUN([CF_GCC_WARNINGS],
955 AC_REQUIRE([CF_GCC_VERSION])
956 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
958 cat > conftest.$ac_ext <<EOF
959 #line __oline__ "${as_me:-configure}"
960 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
963 if test "$INTEL_COMPILER" = yes
965 # The "-wdXXX" options suppress warnings:
966 # remark #1419: external declaration in primary source file
967 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
968 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
969 # remark #193: zero used for undefined preprocessing identifier
970 # remark #593: variable "curs_sb_left_arrow" was set but never used
971 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
972 # remark #869: parameter "tw" was never referenced
973 # remark #981: operands are evaluated in unspecified order
974 # warning #279: controlling expression is constant
976 AC_CHECKING([for $CC warning options])
977 cf_save_CFLAGS="$CFLAGS"
990 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
991 if AC_TRY_EVAL(ac_compile); then
992 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
993 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
996 CFLAGS="$cf_save_CFLAGS"
998 elif test "$GCC" = yes
1000 AC_CHECKING([for $CC warning options])
1001 cf_save_CFLAGS="$CFLAGS"
1004 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1005 for cf_opt in W Wall \
1006 Wbad-function-cast \
1010 Wmissing-declarations \
1011 Wmissing-prototypes \
1015 Wstrict-prototypes \
1016 Wundef $cf_warn_CONST $1
1018 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1019 if AC_TRY_EVAL(ac_compile); then
1020 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1021 case $cf_opt in #(vi
1023 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1026 case $GCC_VERSION in
1028 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1033 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1036 CFLAGS="$cf_save_CFLAGS"
1040 AC_SUBST(EXTRA_CFLAGS)
1042 dnl ---------------------------------------------------------------------------
1043 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1044 dnl ----------------
1045 AC_DEFUN([CF_GNAT_GENERICS],
1047 AC_REQUIRE([CF_GNAT_VERSION])
1049 AC_MSG_CHECKING(if GNAT supports generics)
1050 case $cf_gnat_version in #(vi
1051 3.[[1-9]]*|[[4-9]].*) #(vi
1052 cf_gnat_generics=yes
1058 AC_MSG_RESULT($cf_gnat_generics)
1060 if test "$cf_gnat_generics" = yes
1062 cf_compile_generics=generics
1063 cf_generic_objects="\${GENOBJS}"
1065 cf_compile_generics=
1069 AC_SUBST(cf_compile_generics)
1070 AC_SUBST(cf_generic_objects)
1072 dnl ---------------------------------------------------------------------------
1073 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1075 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1076 dnl is noted that gnat may compile a tasking unit even for configurations which
1077 dnl fail at runtime.
1078 AC_DEFUN([CF_GNAT_SIGINT],[
1079 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1080 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1084 pragma Warnings (Off); -- the next pragma exists since 3.11p
1085 pragma Unreserve_All_Interrupts;
1086 pragma Warnings (On);
1088 protected Process is
1090 function Continue return Boolean;
1091 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1093 Done : Boolean := False;
1097 [package body ConfTest is
1098 protected body Process is
1103 function Continue return Boolean is
1109 [cf_cv_gnat_sigint=yes],
1110 [cf_cv_gnat_sigint=no])])
1112 if test $cf_cv_gnat_sigint = yes ; then
1117 AC_SUBST(USE_GNAT_SIGINT)
1119 dnl ---------------------------------------------------------------------------
1120 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1121 dnl --------------------
1122 dnl Check if the gnat pragma "Unreferenced" works.
1123 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1124 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1125 CF_GNAT_TRY_LINK([procedure conftest;],
1128 procedure conftest is
1130 pragma Unreferenced (test);
1133 Text_IO.Put ("Hello World");
1135 GNAT.OS_Lib.OS_Exit (0);
1137 [cf_cv_pragma_unreferenced=yes],
1138 [cf_cv_pragma_unreferenced=no])])
1140 # if the pragma is supported, use it (needed in the Trace code).
1141 if test $cf_cv_pragma_unreferenced = yes ; then
1146 AC_SUBST(PRAGMA_UNREF)
1148 dnl ---------------------------------------------------------------------------
1149 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1150 dnl ----------------
1151 dnl GNAT projects are configured with ".gpr" project files.
1152 dnl GNAT libraries are a further development, using the project feature.
1153 AC_DEFUN([CF_GNAT_PROJECTS],
1155 AC_REQUIRE([CF_GNAT_VERSION])
1157 cf_gnat_libraries=no
1160 AC_MSG_CHECKING(if GNAT supports project files)
1161 case $cf_gnat_version in #(vi
1165 case $cf_cv_system_name in #(vi
1169 mkdir conftest.src conftest.bin conftest.lib
1171 rm -rf conftest* *~conftest*
1172 cat >>library.gpr <<CF_EOF
1174 Kind := External ("LIB_KIND");
1175 for Library_Name use "ConfTest";
1176 for Object_Dir use ".";
1177 for Library_ALI_Dir use External("LIBRARY_DIR");
1178 for Library_Version use External ("SONAME");
1179 for Library_Kind use Kind;
1180 for Library_Dir use External("BUILD_DIR");
1181 Source_Dir := External ("SOURCE_DIR");
1182 for Source_Dirs use (Source_Dir);
1184 for Default_Switches ("Ada") use
1188 "-gnatVa", -- All validity checks
1189 "-gnatwa"); -- Activate all optional errors
1193 cat >>confpackage.ads <<CF_EOF
1194 package ConfPackage is
1198 cat >>confpackage.adb <<CF_EOF
1200 package body ConfPackage is
1201 procedure conftest is
1203 Text_IO.Put ("Hello World");
1208 if ( $cf_ada_make $ADAFLAGS \
1210 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1211 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1212 -XSOURCE_DIR=`pwd` \
1213 -XSONAME=libConfTest.so.1 \
1214 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1215 cf_gnat_projects=yes
1218 if test -f conftest.lib/confpackage.ali
1220 cf_gnat_libraries=yes
1222 rm -rf conftest* *~conftest*
1227 AC_MSG_RESULT($cf_gnat_projects)
1229 if test $cf_gnat_projects = yes
1231 AC_MSG_CHECKING(if GNAT supports libraries)
1232 AC_MSG_RESULT($cf_gnat_libraries)
1235 if test "$cf_gnat_projects" = yes
1237 USE_OLD_MAKERULES="#"
1238 USE_GNAT_PROJECTS=""
1240 USE_OLD_MAKERULES=""
1241 USE_GNAT_PROJECTS="#"
1244 if test "$cf_gnat_libraries" = yes
1246 USE_GNAT_LIBRARIES=""
1248 USE_GNAT_LIBRARIES="#"
1251 AC_SUBST(USE_OLD_MAKERULES)
1252 AC_SUBST(USE_GNAT_PROJECTS)
1253 AC_SUBST(USE_GNAT_LIBRARIES)
1255 dnl ---------------------------------------------------------------------------
1256 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1257 dnl ----------------
1258 dnl Verify that a test program compiles/links with GNAT.
1259 dnl $cf_ada_make is set to the program that compiles/links
1260 dnl $ADAFLAGS may be set to the GNAT flags.
1262 dnl $1 is the text of the spec
1263 dnl $2 is the text of the body
1264 dnl $3 is the shell command to execute if successful
1265 dnl $4 is the shell command to execute if not successful
1266 AC_DEFUN([CF_GNAT_TRY_LINK],
1268 rm -rf conftest* *~conftest*
1269 cat >>conftest.ads <<CF_EOF
1272 cat >>conftest.adb <<CF_EOF
1275 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1276 ifelse($3,, :,[ $3])
1280 rm -rf conftest* *~conftest*
1282 dnl ---------------------------------------------------------------------------
1283 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1285 dnl Verify that a test program compiles and runs with GNAT
1286 dnl $cf_ada_make is set to the program that compiles/links
1287 dnl $ADAFLAGS may be set to the GNAT flags.
1289 dnl $1 is the text of the spec
1290 dnl $2 is the text of the body
1291 dnl $3 is the shell command to execute if successful
1292 dnl $4 is the shell command to execute if not successful
1293 AC_DEFUN([CF_GNAT_TRY_RUN],
1295 rm -rf conftest* *~conftest*
1296 cat >>conftest.ads <<CF_EOF
1299 cat >>conftest.adb <<CF_EOF
1302 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1303 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1304 ifelse($3,, :,[ $3])
1311 rm -rf conftest* *~conftest*
1313 dnl ---------------------------------------------------------------------------
1314 dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
1316 dnl Verify version of GNAT.
1317 AC_DEFUN([CF_GNAT_VERSION],
1319 AC_MSG_CHECKING(for gnat version)
1320 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1321 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1322 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1323 AC_MSG_RESULT($cf_gnat_version)
1325 case $cf_gnat_version in #(vi
1326 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi
1327 cf_cv_prog_gnat_correct=yes
1330 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1331 cf_cv_prog_gnat_correct=no
1335 dnl ---------------------------------------------------------------------------
1336 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1338 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1339 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1340 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1341 dnl since it is interwoven with GNU extensions.
1343 dnl Well, yes we could work around it...
1344 AC_DEFUN([CF_GNU_SOURCE],
1346 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1347 AC_TRY_COMPILE([#include <sys/types.h>],[
1348 #ifndef _XOPEN_SOURCE
1351 [cf_cv_gnu_source=no],
1352 [cf_save="$CPPFLAGS"
1353 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1354 AC_TRY_COMPILE([#include <sys/types.h>],[
1355 #ifdef _XOPEN_SOURCE
1358 [cf_cv_gnu_source=no],
1359 [cf_cv_gnu_source=yes])
1363 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1365 dnl ---------------------------------------------------------------------------
1366 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1368 dnl Construct a search-list of directories for a nonstandard header-file
1371 dnl $1 = the variable to return as result
1372 dnl $2 = the package name
1373 AC_DEFUN([CF_HEADER_PATH],
1377 # collect the current set of include-directories from compiler flags
1378 cf_header_path_list=""
1379 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1380 for cf_header_path in $CPPFLAGS $CFLAGS
1382 case $cf_header_path in #(vi
1384 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1385 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1386 cf_header_path_list="$cf_header_path_list [$]$1"
1392 # add the variations for the package we are looking for
1393 CF_SUBDIR_PATH($1,$2,include)
1395 test "$includedir" != NONE && \
1396 test "$includedir" != "/usr/include" && \
1397 test -d "$includedir" && {
1398 test -d $includedir && $1="[$]$1 $includedir"
1399 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1402 test "$oldincludedir" != NONE && \
1403 test "$oldincludedir" != "/usr/include" && \
1404 test -d "$oldincludedir" && {
1405 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1406 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1409 $1="[$]$1 $cf_header_path_list"
1411 dnl ---------------------------------------------------------------------------
1412 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1414 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1415 AC_DEFUN([CF_HELP_MESSAGE],
1416 [AC_DIVERT_HELP([$1])dnl
1418 dnl ---------------------------------------------------------------------------
1419 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
1421 dnl Construct the list of include-options according to whether we're building
1422 dnl in the source directory or using '--srcdir=DIR' option. If we're building
1423 dnl with gcc, don't append the includedir if it happens to be /usr/include,
1424 dnl since that usually breaks gcc's shadow-includes.
1425 AC_DEFUN([CF_INCLUDE_DIRS],
1427 CPPFLAGS="$CPPFLAGS -I. -I../include"
1428 if test "$srcdir" != "."; then
1429 CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
1431 if test "$GCC" != yes; then
1432 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1433 elif test "$includedir" != "/usr/include"; then
1434 if test "$includedir" = '${prefix}/include' ; then
1435 if test $prefix != /usr ; then
1436 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1439 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1444 dnl ---------------------------------------------------------------------------
1445 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
1446 dnl -----------------
1447 dnl Check if the given compiler is really the Intel compiler for Linux. It
1448 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1449 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1451 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1452 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1453 dnl the wrappers for gcc and g++ warnings.
1455 dnl $1 = GCC (default) or GXX
1456 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1457 dnl $3 = CFLAGS (default) or CXXFLAGS
1458 AC_DEFUN([CF_INTEL_COMPILER],[
1459 ifelse([$2],,INTEL_COMPILER,[$2])=no
1461 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1464 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1465 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1466 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1468 #ifdef __INTEL_COMPILER
1472 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1473 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1475 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1476 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1481 dnl ---------------------------------------------------------------------------
1482 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
1484 dnl Add checks for large file support.
1485 AC_DEFUN([CF_LARGEFILE],[
1486 ifdef([AC_FUNC_FSEEKO],[
1488 if test "$enable_largefile" != no ; then
1491 # Normally we would collect these definitions in the config.h,
1492 # but (like _XOPEN_SOURCE), some environments rely on having these
1493 # defined before any of the system headers are included. Another
1494 # case comes up with C++, e.g., on AIX the compiler compiles the
1495 # header files by themselves before looking at the body files it is
1496 # told to compile. For ncurses, those header files do not include
1498 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1499 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1500 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1502 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1504 #include <sys/types.h>
1507 /* if transitional largefile support is setup, this is true */
1508 extern struct dirent64 * readdir(DIR *);
1509 struct dirent64 *x = readdir((DIR *)0);
1510 struct dirent *y = readdir((DIR *)0);
1513 [cf_cv_struct_dirent64=yes],
1514 [cf_cv_struct_dirent64=no])
1516 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
1520 dnl ---------------------------------------------------------------------------
1521 dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
1523 dnl For the given system and compiler, find the compiler flags to pass to the
1524 dnl loader to use the "rpath" feature.
1525 AC_DEFUN([CF_LD_RPATH_OPT],
1527 AC_REQUIRE([CF_CHECK_CACHE])
1530 AC_MSG_CHECKING(for an rpath option)
1531 case $cf_cv_system_name in #(vi
1533 if test "$GCC" = yes; then
1534 LD_RPATH_OPT="-Wl,-rpath,"
1536 LD_RPATH_OPT="-rpath "
1539 linux*|gnu*|k*bsd*-gnu) #(vi
1540 LD_RPATH_OPT="-Wl,-rpath,"
1542 openbsd[[2-9]].*) #(vi
1543 LD_RPATH_OPT="-Wl,-rpath,"
1546 LD_RPATH_OPT="-rpath "
1549 LD_RPATH_OPT="-Wl,-rpath,"
1552 LD_RPATH_OPT="-rpath "
1560 AC_MSG_RESULT($LD_RPATH_OPT)
1562 case "x$LD_RPATH_OPT" in #(vi
1564 AC_MSG_CHECKING(if we need a space after rpath option)
1565 cf_save_LIBS="$LIBS"
1566 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1567 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1568 LIBS="$cf_save_LIBS"
1569 AC_MSG_RESULT($cf_rpath_space)
1570 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1574 dnl ---------------------------------------------------------------------------
1575 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1577 dnl Construct a search-list of directories for a nonstandard library-file
1580 dnl $1 = the variable to return as result
1581 dnl $2 = the package name
1582 AC_DEFUN([CF_LIBRARY_PATH],
1585 cf_library_path_list=""
1586 if test -n "${LDFLAGS}${LIBS}" ; then
1587 for cf_library_path in $LDFLAGS $LIBS
1589 case $cf_library_path in #(vi
1591 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1592 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1593 cf_library_path_list="$cf_library_path_list [$]$1"
1599 CF_SUBDIR_PATH($1,$2,lib)
1601 $1="$cf_library_path_list [$]$1"
1603 dnl ---------------------------------------------------------------------------
1604 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
1606 dnl Compute the library-prefix for the given host system
1607 dnl $1 = variable to set
1608 AC_DEFUN([CF_LIB_PREFIX],
1610 case $cf_cv_system_name in #(vi
1617 ifelse($1,,,[$1=$LIB_PREFIX])
1618 AC_SUBST(LIB_PREFIX)
1620 dnl ---------------------------------------------------------------------------
1621 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
1623 dnl Find the and soname for the given shared library. Set the cache variable
1624 dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
1625 dnl variable to "unknown".
1629 dnl $3 = library name
1630 AC_DEFUN([CF_LIB_SONAME],
1632 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
1634 cf_cv_$3_soname=unknown
1635 if test "$cross_compiling" != yes ; then
1636 cat >conftest.$ac_ext <<CF_EOF
1641 ${cf_cv_main_return:-return}(0);
1644 cf_save_LIBS="$LIBS"
1646 if AC_TRY_EVAL(ac_compile) ; then
1647 if AC_TRY_EVAL(ac_link) ; then
1648 cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
1649 test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
1653 LIBS="$cf_save_LIBS"
1657 dnl ---------------------------------------------------------------------------
1658 dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
1660 dnl Compute the library file-suffix from the given model name
1662 dnl $2 = variable to set (the nominal library suffix)
1663 dnl $3 = dependency variable to set (actual filename)
1664 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1665 AC_DEFUN([CF_LIB_SUFFIX],
1667 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
1686 case $cf_cv_system_name in
1716 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1717 test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
1719 dnl ---------------------------------------------------------------------------
1720 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
1722 dnl Compute the string to append to -library from the given model name
1724 dnl $2 = variable to set
1725 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1726 AC_DEFUN([CF_LIB_TYPE],
1735 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1737 dnl ---------------------------------------------------------------------------
1738 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
1739 dnl ----------------
1740 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1741 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1742 dnl have to provide wrappers for global tables to ensure they're linked
1744 AC_DEFUN([CF_LINK_DATAONLY],
1746 AC_MSG_CHECKING([if data-only library module links])
1747 AC_CACHE_VAL(cf_cv_link_dataonly,[
1749 cat >conftest.$ac_ext <<EOF
1750 #line __oline__ "configure"
1751 int testdata[[3]] = { 123, 456, 789 };
1753 if AC_TRY_EVAL(ac_compile) ; then
1754 mv conftest.o data.o && \
1755 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1757 rm -f conftest.$ac_ext data.o
1758 cat >conftest.$ac_ext <<EOF
1759 #line __oline__ "configure"
1763 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1765 extern int testdata[[3]];
1766 return testdata[[0]] == 123
1767 && testdata[[1]] == 456
1768 && testdata[[2]] == 789;
1772 if AC_TRY_EVAL(ac_compile); then
1773 mv conftest.o func.o && \
1774 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1776 rm -f conftest.$ac_ext func.o
1777 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1779 LIBS="conftest.a $LIBS"
1783 extern int testfunc();
1784 ${cf_cv_main_return:-return} (!testfunc());
1787 [cf_cv_link_dataonly=yes],
1788 [cf_cv_link_dataonly=no],
1789 [cf_cv_link_dataonly=unknown])
1792 AC_MSG_RESULT($cf_cv_link_dataonly)
1794 if test "$cf_cv_link_dataonly" = no ; then
1795 AC_DEFINE(BROKEN_LINKER)
1800 dnl ---------------------------------------------------------------------------
1801 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
1803 dnl Most Unix systems have both link and symlink, a few don't have symlink.
1804 dnl A few non-Unix systems implement symlink, but not link.
1805 dnl A few non-systems implement neither (or have nonfunctional versions).
1806 AC_DEFUN([CF_LINK_FUNCS],
1812 if test "$cross_compiling" = yes ; then
1817 AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
1819 for cf_func in link symlink ; do
1821 #include <sys/types.h>
1822 #include <sys/stat.h>
1823 #ifdef HAVE_UNISTD_H
1829 char *src = "config.log";
1830 char *dst = "conftest.chk";
1835 fail = ($cf_func("config.log", "conftest.chk") < 0)
1836 || (stat(dst, &dst_sb) < 0)
1837 || (dst_sb.st_mtime != src_sb.st_mtime);
1843 ${cf_cv_main_return:-return} (fail);
1846 cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
1847 eval 'ac_cv_func_'$cf_func'=yes'],[
1848 eval 'ac_cv_func_'$cf_func'=no'],[
1849 eval 'ac_cv_func_'$cf_func'=error'])
1851 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
1853 test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
1854 test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
1857 dnl ---------------------------------------------------------------------------
1858 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
1860 dnl Check if a return from main to the shell actually returns the same exit
1861 dnl code. This is true for almost any POSIX environment.
1863 dnl Some very old environments did not flush stdout, etc., on an exit. That
1864 dnl would be a useful case to test for also.
1865 AC_DEFUN([CF_MAIN_RETURN],
1867 cf_cv_main_return=return
1869 dnl ---------------------------------------------------------------------------
1870 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
1872 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1873 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1874 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1875 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1876 AC_DEFUN([CF_MAKEFLAGS],
1878 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1880 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1882 cat >cf_makeflags.tmp <<CF_EOF
1885 @ echo '.$cf_option'
1887 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1888 case "$cf_result" in
1890 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1891 case "$cf_result" in
1892 .*CC=*) cf_cv_makeflags=
1894 *) cf_cv_makeflags=$cf_option
1900 *) echo "given option \"$cf_option\", no match \"$cf_result\""
1904 rm -f cf_makeflags.tmp
1907 AC_SUBST(cf_cv_makeflags)
1909 dnl ---------------------------------------------------------------------------
1910 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1912 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1913 dnl a monocase filesystem.
1914 AC_DEFUN([CF_MAKE_TAGS],[
1915 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1917 AC_CHECK_PROGS(CTAGS, exctags ctags)
1918 AC_CHECK_PROGS(ETAGS, exetags etags)
1920 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1922 if test "$cf_cv_mixedcase" = yes ; then
1923 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1928 if test "$MAKE_UPPER_TAGS" = yes ; then
1934 if test "$MAKE_LOWER_TAGS" = yes ; then
1943 AC_SUBST(MAKE_UPPER_TAGS)
1944 AC_SUBST(MAKE_LOWER_TAGS)
1946 dnl ---------------------------------------------------------------------------
1947 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
1948 dnl ----------------------
1949 dnl Check if the file-system supports mixed-case filenames. If we're able to
1950 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1951 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1953 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1954 if test "$cross_compiling" = yes ; then
1955 case $target_alias in #(vi
1956 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
1964 rm -f conftest CONFTEST
1966 if test -f CONFTEST ; then
1971 rm -f conftest CONFTEST
1974 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
1976 dnl ---------------------------------------------------------------------------
1977 dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
1979 dnl Check for a working mkstemp. This creates two files, checks that they are
1980 dnl successfully created and distinct (AmigaOS apparently fails on the last).
1981 AC_DEFUN([CF_MKSTEMP],[
1982 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
1985 #include <sys/types.h>
1989 #include <sys/stat.h>
1992 char *tmpl = "conftestXXXXXX";
2000 for (n = 0; n < 2; ++n) {
2001 strcpy(name[n], tmpl);
2002 if ((fd = mkstemp(name[n])) >= 0) {
2003 if (!strcmp(name[n], tmpl)
2004 || stat(name[n], &sb) != 0
2005 || (sb.st_mode & S_IFMT) != S_IFREG
2006 || (sb.st_mode & 077) != 0) {
2013 && !strcmp(name[0], name[1]))
2015 ${cf_cv_main_return:-return}(result);
2017 ],[cf_cv_func_mkstemp=yes
2018 ],[cf_cv_func_mkstemp=no
2019 ],[AC_CHECK_FUNC(mkstemp)
2022 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2023 AC_DEFINE(HAVE_MKSTEMP)
2026 dnl ---------------------------------------------------------------------------
2027 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2029 dnl Write a debug message to config.log, along with the line number in the
2030 dnl configure script.
2031 AC_DEFUN([CF_MSG_LOG],[
2032 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2034 dnl ---------------------------------------------------------------------------
2035 dnl CF_NCURSES_ADDON version: 4 updated: 2011/03/27 17:10:13
2036 dnl ----------------
2037 dnl Configure an ncurses add-on, built outside the ncurses tree.
2038 AC_DEFUN([CF_NCURSES_ADDON],[
2040 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2042 AC_MSG_CHECKING(if you want wide-character code)
2043 AC_ARG_ENABLE(widec,
2044 [ --enable-widec compile with wide-char/UTF-8 code],
2045 [with_widec=$enableval],
2047 AC_MSG_RESULT($with_widec)
2048 if test "$with_widec" = yes ; then
2050 CF_NCURSES_CONFIG(ncursesw)
2052 CF_NCURSES_CONFIG(ncurses)
2055 if test "$NCURSES_CONFIG" != none ; then
2057 cf_version=`$NCURSES_CONFIG --version`
2059 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2060 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2061 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2063 # ABI version is not available from headers
2064 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version`
2068 for cf_name in MAJOR MINOR PATCH
2070 cat >conftest.$ac_ext <<CF_EOF
2071 #include <${cf_cv_ncurses_header:-curses.h}>
2072 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2074 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2076 if test -f conftest.out ; then
2077 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2078 eval NCURSES_$cf_name=\"$cf_result\"
2079 # cat conftest.$ac_ext
2084 cf_cv_abi_version=${NCURSES_MAJOR}
2088 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2090 dnl Show the computed version, for logging
2091 cf_cv_timestamp=`date`
2093 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2095 dnl We need these values in the generated headers
2096 AC_SUBST(NCURSES_MAJOR)
2097 AC_SUBST(NCURSES_MINOR)
2098 AC_SUBST(NCURSES_PATCH)
2100 dnl We need these values in the generated makefiles
2101 AC_SUBST(cf_cv_rel_version)
2102 AC_SUBST(cf_cv_abi_version)
2104 dnl FIXME - not needed for Ada95
2105 AC_SUBST(cf_cv_builtin_bool)
2106 AC_SUBST(cf_cv_header_stdbool_h)
2107 AC_SUBST(cf_cv_type_of_bool)dnl
2110 dnl ---------------------------------------------------------------------------
2111 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2112 dnl -------------------
2113 dnl Check if we can compile with ncurses' header file
2114 dnl $1 is the cache variable to set
2115 dnl $2 is the header-file to include
2116 dnl $3 is the root name (ncurses or ncursesw)
2117 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2119 ]ifelse($3,ncursesw,[
2120 #define _XOPEN_SOURCE_EXTENDED
2121 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2122 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2125 #ifdef NCURSES_VERSION
2126 ]ifelse($3,ncursesw,[
2131 printf("%s\n", NCURSES_VERSION);
2143 dnl ---------------------------------------------------------------------------
2144 dnl CF_NCURSES_CONFIG version: 8 updated: 2010/07/08 05:17:30
2145 dnl -----------------
2146 dnl Tie together the configure-script macros for ncurses.
2147 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
2148 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
2150 dnl $1 is the root library name (default: "ncurses")
2151 AC_DEFUN([CF_NCURSES_CONFIG],
2153 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2155 echo "Looking for ${cf_ncuconfig_root}-config"
2156 AC_PATH_PROGS(NCURSES_CONFIG,${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config,none)
2158 if test "$NCURSES_CONFIG" != none ; then
2160 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2161 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2163 # even with config script, some packages use no-override for curses.h
2164 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2166 dnl like CF_NCURSES_CPPFLAGS
2169 dnl like CF_NCURSES_LIBS
2170 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2171 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2173 dnl like CF_NCURSES_VERSION
2174 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2178 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2179 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2183 dnl ---------------------------------------------------------------------------
2184 dnl CF_NCURSES_CPPFLAGS version: 20 updated: 2010/11/20 17:02:38
2185 dnl -------------------
2186 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2187 dnl the CPPFLAGS variable so we can include its header.
2189 dnl The header files may be installed as either curses.h, or ncurses.h (would
2190 dnl be obsolete, except that some packagers prefer this name to distinguish it
2191 dnl from a "native" curses implementation). If not installed for overwrite,
2192 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2193 dnl /usr/include/ncurses), but someone may have installed overwriting the
2194 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2195 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2198 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2199 dnl is already in the include-path, don't even bother with this, since we cannot
2200 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2202 dnl The optional parameter gives the root name of the library, in case it is
2203 dnl not installed as the default curses library. That is how the
2204 dnl wide-character version of ncurses is installed.
2205 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2206 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2208 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2209 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2211 test -n "$cf_cv_curses_dir" && \
2212 test "$cf_cv_curses_dir" != "no" && { \
2213 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2216 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2217 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2218 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2219 for cf_header in $cf_header_list
2221 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2222 test "$cf_cv_ncurses_h" != no && break
2229 # some applications need this, but should check for NCURSES_VERSION
2234 dnl ---------------------------------------------------------------------------
2235 dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54
2236 dnl -----------------
2237 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2238 dnl variations of ncurses' installs.
2240 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2241 AC_DEFUN([CF_NCURSES_HEADER],[
2243 if test "$cf_cv_ncurses_h" != no ; then
2244 cf_cv_ncurses_header=$cf_cv_ncurses_h
2247 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2248 test -n "$verbose" && echo
2249 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2250 test -n "$verbose" && echo search path $cf_search
2251 cf_save2_CPPFLAGS="$CPPFLAGS"
2252 for cf_incdir in $cf_search
2254 CF_ADD_INCDIR($cf_incdir)
2259 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2260 if test "$cf_cv_ncurses_h2" != no ; then
2261 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2262 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2265 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2267 CPPFLAGS="$cf_save2_CPPFLAGS"
2268 test "$cf_cv_ncurses_h2" != no && break
2270 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2273 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2274 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2275 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2276 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2278 CF_ADD_INCDIR($cf_1st_incdir)
2282 # Set definitions to allow ifdef'ing for ncurses.h
2284 case $cf_cv_ncurses_header in # (vi
2286 AC_DEFINE(HAVE_NCURSES_H)
2290 case $cf_cv_ncurses_header in # (vi
2291 ncurses/curses.h|ncurses/ncurses.h)
2292 AC_DEFINE(HAVE_NCURSES_NCURSES_H)
2294 ncursesw/curses.h|ncursesw/ncurses.h)
2295 AC_DEFINE(HAVE_NCURSESW_NCURSES_H)
2300 dnl ---------------------------------------------------------------------------
2301 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2303 dnl Look for the ncurses library. This is a little complicated on Linux,
2304 dnl because it may be linked with the gpm (general purpose mouse) library.
2305 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2306 dnl unusable with ncurses. However, we don't want to link with gpm unless
2307 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2308 dnl and the linker will record a dependency.
2310 dnl The optional parameter gives the root name of the library, in case it is
2311 dnl not installed as the default curses library. That is how the
2312 dnl wide-character version of ncurses is installed.
2313 AC_DEFUN([CF_NCURSES_LIBS],
2314 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2316 cf_nculib_root=ifelse($1,,ncurses,$1)
2317 # This works, except for the special case where we find gpm, but
2318 # ncurses is in a nonstandard location via $LIBS, and we really want
2321 cf_ncurses_SAVE="$LIBS"
2322 AC_CHECK_LIB(gpm,Gpm_Open,
2323 [AC_CHECK_LIB(gpm,initscr,
2324 [LIBS="$cf_ncurses_SAVE"],
2325 [cf_ncurses_LIBS="-lgpm"])])
2327 case $host_os in #(vi
2329 # This is only necessary if you are linking against an obsolete
2330 # version of ncurses (but it should do no harm, since it's static).
2331 if test "$cf_nculib_root" = ncurses ; then
2332 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2337 CF_ADD_LIBS($cf_ncurses_LIBS)
2339 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2341 CF_ADD_LIBS(-l$cf_nculib_root)
2343 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2344 [#include <${cf_cv_ncurses_header:-curses.h}>],
2349 if test -n "$cf_ncurses_LIBS" ; then
2350 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2351 cf_ncurses_SAVE="$LIBS"
2352 for p in $cf_ncurses_LIBS ; do
2353 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2354 if test "$q" != "$LIBS" ; then
2358 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2359 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2360 [AC_MSG_RESULT(yes)],
2362 LIBS="$cf_ncurses_SAVE"])
2365 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2366 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2368 dnl ---------------------------------------------------------------------------
2369 dnl CF_NCURSES_VERSION version: 13 updated: 2010/10/23 15:54:49
2370 dnl ------------------
2371 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2372 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2373 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2374 AC_DEFUN([CF_NCURSES_VERSION],
2376 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2377 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2378 cf_cv_ncurses_version=no
2382 #include <${cf_cv_ncurses_header:-curses.h}>
2386 FILE *fp = fopen("$cf_tempfile", "w");
2387 #ifdef NCURSES_VERSION
2388 # ifdef NCURSES_VERSION_PATCH
2389 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2391 fprintf(fp, "%s\n", NCURSES_VERSION);
2395 fprintf(fp, "old\n");
2400 ${cf_cv_main_return:-return}(0);
2402 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2404 # This will not work if the preprocessor splits the line after the
2405 # Autoconf token. The 'unproto' program does that.
2406 cat > conftest.$ac_ext <<EOF
2407 #include <${cf_cv_ncurses_header:-curses.h}>
2409 #ifdef NCURSES_VERSION
2410 Autoconf NCURSES_VERSION
2418 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2420 if test -f conftest.out ; then
2421 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2422 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2428 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES)
2430 dnl ---------------------------------------------------------------------------
2431 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
2432 dnl ------------------
2433 dnl see CF_WITH_NO_LEAKS
2434 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2435 AC_MSG_CHECKING(if you want to use $1 for testing)
2438 [AC_DEFINE($3)ifelse([$4],,[
2441 : ${with_cflags:=-g}
2442 : ${with_no_leaks:=yes}
2445 AC_MSG_RESULT(${with_$1:-no})
2447 case .$with_cflags in #(vi
2449 case .$CFLAGS in #(vi
2459 dnl ---------------------------------------------------------------------------
2460 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
2461 dnl ----------------
2462 dnl Check if the given variable is a number. If not, report an error.
2463 dnl $1 is the variable
2464 dnl $2 is the message
2465 AC_DEFUN([CF_NUMBER_SYNTAX],[
2466 if test -n "$1" ; then
2471 AC_MSG_ERROR($2 is not a number: $1)
2475 AC_MSG_ERROR($2 value is empty)
2478 dnl ---------------------------------------------------------------------------
2479 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
2481 dnl Compute the object-directory name from the given model name
2482 AC_DEFUN([CF_OBJ_SUBDIR],
2485 libtool) $2='obj_lo' ;;
2486 normal) $2='objects' ;;
2487 debug) $2='obj_g' ;;
2488 profile) $2='obj_p' ;;
2490 case $cf_cv_system_name in #(vi
2498 dnl ---------------------------------------------------------------------------
2499 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
2501 dnl Provide a value for the $PATH and similar separator
2502 AC_DEFUN([CF_PATHSEP],
2504 case $cf_cv_system_name in
2505 os2*) PATH_SEPARATOR=';' ;;
2506 *) PATH_SEPARATOR=':' ;;
2508 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2509 AC_SUBST(PATH_SEPARATOR)
2511 dnl ---------------------------------------------------------------------------
2512 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
2514 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2515 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2516 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2517 dnl delayed evaluation of those symbols.
2518 AC_DEFUN([CF_PATH_SYNTAX],[
2519 if test "x$prefix" != xNONE; then
2520 cf_path_syntax="$prefix"
2522 cf_path_syntax="$ac_default_prefix"
2525 case ".[$]$1" in #(vi
2526 .\[$]\(*\)*|.\'*\'*) #(vi
2530 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2532 .\[$]{*prefix}*) #(vi
2534 case ".[$]$1" in #(vi
2536 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2541 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2544 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2548 dnl ---------------------------------------------------------------------------
2549 dnl CF_PKG_CONFIG version: 4 updated: 2011/02/18 20:26:24
2551 dnl Check for the package-config program, unless disabled by command-line.
2552 AC_DEFUN([CF_PKG_CONFIG],
2554 AC_MSG_CHECKING(if you want to use pkg-config)
2555 AC_ARG_WITH(pkg-config,
2556 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2557 [cf_pkg_config=$withval],
2558 [cf_pkg_config=yes])
2559 AC_MSG_RESULT($cf_pkg_config)
2561 case $cf_pkg_config in #(vi
2566 AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
2573 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2574 if test "$PKG_CONFIG" != none ; then
2575 CF_PATH_SYNTAX(PKG_CONFIG)
2578 AC_SUBST(PKG_CONFIG)
2580 dnl ---------------------------------------------------------------------------
2581 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2582 dnl -----------------
2583 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2585 dnl POSIX.1-1990 _POSIX_SOURCE
2586 dnl POSIX.1-1990 and _POSIX_SOURCE and
2587 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2589 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2590 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2591 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2594 dnl $1 is the nominal value for _POSIX_C_SOURCE
2595 AC_DEFUN([CF_POSIX_C_SOURCE],
2597 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2599 cf_save_CFLAGS="$CFLAGS"
2600 cf_save_CPPFLAGS="$CPPFLAGS"
2602 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2603 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2605 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2606 CF_MSG_LOG(if the symbol is already defined go no further)
2607 AC_TRY_COMPILE([#include <sys/types.h>],[
2608 #ifndef _POSIX_C_SOURCE
2611 [cf_cv_posix_c_source=no],
2612 [cf_want_posix_source=no
2613 case .$cf_POSIX_C_SOURCE in #(vi
2615 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2618 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2619 cf_want_posix_source=yes
2622 cf_want_posix_source=yes
2625 if test "$cf_want_posix_source" = yes ; then
2626 AC_TRY_COMPILE([#include <sys/types.h>],[
2627 #ifdef _POSIX_SOURCE
2630 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2632 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2633 CFLAGS="$cf_trim_CFLAGS"
2634 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2635 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2636 AC_TRY_COMPILE([#include <sys/types.h>],[
2637 #ifndef _POSIX_C_SOURCE
2640 [cf_cv_posix_c_source=no])
2641 CFLAGS="$cf_save_CFLAGS"
2642 CPPFLAGS="$cf_save_CPPFLAGS"
2646 if test "$cf_cv_posix_c_source" != no ; then
2647 CFLAGS="$cf_trim_CFLAGS"
2648 CPPFLAGS="$cf_trim_CPPFLAGS"
2649 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2653 dnl ---------------------------------------------------------------------------
2654 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2656 dnl Check for archiver "ar".
2657 AC_DEFUN([CF_PROG_AR],[
2658 AC_CHECK_TOOL(AR, ar, ar)
2660 dnl ---------------------------------------------------------------------------
2661 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2663 dnl Check for awk, ensure that the check found something.
2664 AC_DEFUN([CF_PROG_AWK],
2667 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2669 dnl ---------------------------------------------------------------------------
2670 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
2672 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2673 dnl the output file can be renamed, and allows for a shell variable that can
2674 dnl be used later. The parameter is either CC or CXX. The result is the
2676 dnl $cf_cv_prog_CC_c_o
2677 dnl $cf_cv_prog_CXX_c_o
2678 AC_DEFUN([CF_PROG_CC_C_O],
2679 [AC_REQUIRE([AC_PROG_CC])dnl
2680 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2681 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2683 cat > conftest.$ac_ext <<CF_EOF
2687 ${cf_cv_main_return:-return}(0);
2690 # We do the test twice because some compilers refuse to overwrite an
2691 # existing .o file with -o, though they will create one.
2692 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2693 if AC_TRY_EVAL(ac_try) &&
2694 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2696 eval cf_cv_prog_$1_c_o=yes
2698 eval cf_cv_prog_$1_c_o=no
2702 if test $cf_cv_prog_$1_c_o = yes; then
2703 AC_MSG_RESULT([yes])
2708 dnl ---------------------------------------------------------------------------
2709 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
2711 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2712 dnl This macro adds a check to ensure the script found something.
2713 AC_DEFUN([CF_PROG_EGREP],
2714 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2715 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2716 then ac_cv_prog_egrep='grep -E'
2717 else ac_cv_prog_egrep='egrep'
2719 EGREP=$ac_cv_prog_egrep
2721 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2723 dnl ---------------------------------------------------------------------------
2724 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
2726 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2727 AC_DEFUN([CF_PROG_EXT],
2729 AC_REQUIRE([CF_CHECK_CACHE])
2730 case $cf_cv_system_name in
2732 CFLAGS="$CFLAGS -Zmt"
2733 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2734 CXXFLAGS="$CXXFLAGS -Zmt"
2735 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2736 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2746 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
2748 dnl ---------------------------------------------------------------------------
2749 dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
2751 dnl Check for gnatmake, ensure that it is complete.
2752 AC_DEFUN([CF_PROG_GNAT],[
2753 cf_ada_make=gnatmake
2754 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2755 if test "$ac_cv_prog_gnat_exists" = no; then
2759 AC_CHECK_PROG(M4_exists, m4, yes, no)
2760 if test "$ac_cv_prog_M4_exists" = no; then
2761 cf_cv_prog_gnat_correct=no
2762 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2764 if test "$cf_cv_prog_gnat_correct" = yes; then
2765 AC_MSG_CHECKING(if GNAT works)
2766 CF_GNAT_TRY_RUN([procedure conftest;],
2769 procedure conftest is
2771 Text_IO.Put ("Hello World");
2773 GNAT.OS_Lib.OS_Exit (0);
2774 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2775 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2779 AC_SUBST(cf_ada_make)
2781 dnl ---------------------------------------------------------------------------
2782 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2784 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2785 dnl option if it is supported.
2786 AC_DEFUN([CF_PROG_LN_S],[
2788 AC_MSG_CHECKING(if $LN_S -f options work)
2790 rm -f conf$$.src conf$$dst
2792 echo first >conf$$.src
2793 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2798 rm -f conf$$.dst conf$$src
2799 AC_MSG_RESULT($cf_prog_ln_sf)
2801 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2803 dnl ---------------------------------------------------------------------------
2804 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2805 dnl ----------------
2806 dnl Remove all -U and -D options that refer to the given symbol from a list
2807 dnl of C compiler options. This works around the problem that not all
2808 dnl compilers process -U and -D options from left-to-right, so a -U option
2809 dnl cannot be used to cancel the effect of a preceding -D option.
2811 dnl $1 = target (which could be the same as the source variable)
2812 dnl $2 = source (including '$')
2813 dnl $3 = symbol to remove
2814 define([CF_REMOVE_DEFINE],
2817 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2818 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2820 dnl ---------------------------------------------------------------------------
2821 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2823 dnl Remove the given library from the symbol
2825 dnl $1 = target (which could be the same as the source variable)
2826 dnl $2 = source (including '$')
2827 dnl $3 = library to remove
2828 define([CF_REMOVE_LIB],
2830 # remove $3 library from $2
2831 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2833 dnl ---------------------------------------------------------------------------
2834 dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16
2837 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2840 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
2841 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
2842 dnl We avoid compiling-in a ../lib path for the shared library since that can
2843 dnl lead to unexpected results at runtime.
2844 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
2845 dnl are compiled in ../../lib
2847 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2848 dnl to install symbolic links to the rel/abi versions of shared libraries.
2850 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2851 dnl version when making symbolic links.
2853 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2854 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2855 dnl (ex: libncurses.so.<ver>).
2857 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2858 AC_DEFUN([CF_SHARED_OPTS],
2860 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2861 AC_REQUIRE([CF_LD_RPATH_OPT])
2865 INSTALL_LIB="-m 644"
2867 cf_cv_do_symlinks=no
2869 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2871 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2872 AC_ARG_WITH(shlib-version,
2873 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2874 [test -z "$withval" && withval=auto
2875 case $withval in #(vi
2877 cf_cv_shlib_version=auto
2879 rel|abi|auto|no) #(vi
2880 cf_cv_shlib_version=$withval
2883 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
2886 ],[cf_cv_shlib_version=auto])
2887 AC_MSG_RESULT($cf_cv_shlib_version)
2891 # Some less-capable ports of gcc support only -fpic
2893 if test "$GCC" = yes
2895 AC_MSG_CHECKING(which $CC option to use)
2896 cf_save_CFLAGS="$CFLAGS"
2897 for CC_SHARED_OPTS in -fPIC -fpic ''
2899 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
2900 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
2902 AC_MSG_RESULT($CC_SHARED_OPTS)
2903 CFLAGS="$cf_save_CFLAGS"
2906 cf_cv_shlib_version_infix=no
2908 case $cf_cv_system_name in #(vi
2910 if test "$GCC" = yes; then
2912 MK_SHARED_LIB='$(CC) -shared'
2916 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
2920 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
2921 cf_cv_shlib_version=cygdll
2922 cf_cv_shlib_version_infix=cygdll
2923 cat >mk_shared_lib.sh <<-CF_EOF
2926 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
2929 Linking shared library
2930 ** SHARED_LIB \[$]SHARED_LIB
2931 ** IMPORT_LIB \[$]IMPORT_LIB
2933 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
2935 chmod +x mk_shared_lib.sh
2938 EXTRA_CFLAGS="-no-cpp-precomp"
2939 CC_SHARED_OPTS="-dynamic"
2940 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
2941 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
2942 cf_cv_shlib_version_infix=yes
2943 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
2944 cf_save_LDFLAGS=$LDFLAGS
2945 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
2946 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
2947 LDFLAGS=$cf_save_LDFLAGS])
2948 if test $cf_cv_ldflags_search_paths_first = yes; then
2949 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
2953 # (tested with gcc 2.7.2 -- I don't have c89)
2954 if test "$GCC" = yes; then
2955 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
2958 LD_SHARED_OPTS='-Wl,+b,${libdir}'
2960 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
2961 # HP-UX shared libraries must be executable, and should be
2962 # readonly to exploit a quirk in the memory manager.
2963 INSTALL_LIB="-m 555"
2966 if test "$cf_cv_enable_rpath" = yes ; then
2967 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2969 # tested with IRIX 5.2 and 'cc'.
2970 if test "$GCC" != yes; then
2971 CC_SHARED_OPTS='-KPIC'
2972 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
2974 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
2976 cf_cv_rm_so_locs=yes
2978 linux*|gnu*|k*bsd*-gnu) #(vi
2979 if test "$DFT_LWR_MODEL" = "shared" ; then
2980 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
2981 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2983 if test "$cf_cv_enable_rpath" = yes ; then
2984 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2987 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
2989 openbsd[[2-9]].*) #(vi
2990 if test "$DFT_LWR_MODEL" = "shared" ; then
2991 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
2992 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2994 if test "$cf_cv_enable_rpath" = yes ; then
2995 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2997 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
2999 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3001 nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
3002 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3003 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3004 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3007 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3008 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3009 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3010 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS"
3011 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3014 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
3017 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3018 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3019 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3020 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3021 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3022 if test "$cf_cv_shlib_version" = auto; then
3023 if test -f /usr/libexec/ld.elf_so; then
3024 cf_cv_shlib_version=abi
3026 cf_cv_shlib_version=rel
3030 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3032 MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
3036 # tested with OSF/1 V3.2 and 'cc'
3037 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3038 # link with shared libs).
3039 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3040 case $host_os in #(vi
3042 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3045 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3046 if test "$DFT_LWR_MODEL" = "shared" ; then
3047 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3048 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3050 cf_cv_rm_so_locs=yes
3052 sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98
3053 # tested with osr5.0.5
3054 if test "$GCC" != yes; then
3055 CC_SHARED_OPTS='-belf -KPIC'
3057 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3058 if test "$cf_cv_enable_rpath" = yes ; then
3059 # only way is to set LD_RUN_PATH but no switch for it
3062 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3063 LINK_PROGS='LD_RUN_PATH=${libdir}'
3064 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3067 # tested with SunOS 4.1.1 and gcc 2.7.0
3068 if test "$GCC" != yes; then
3069 CC_SHARED_OPTS='-KPIC'
3071 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3072 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3075 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3076 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3077 if test "$DFT_LWR_MODEL" = "shared" ; then
3078 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3079 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3081 if test "$cf_cv_enable_rpath" = yes ; then
3082 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3085 if test "$GCC" != yes; then
3086 cf_save_CFLAGS="$CFLAGS"
3087 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3089 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3090 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3092 CFLAGS="$cf_save_CFLAGS"
3093 CC_SHARED_OPTS=$cf_shared_opts
3094 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3096 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3099 sysv5uw7*|unix_sv*) #(vi
3100 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3101 if test "$GCC" != yes; then
3102 CC_SHARED_OPTS='-KPIC'
3104 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3107 CC_SHARED_OPTS='unknown'
3108 MK_SHARED_LIB='echo unknown'
3112 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3113 case "$cf_cv_shlib_version" in #(vi
3115 case "$MK_SHARED_LIB" in #(vi
3117 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3120 AC_MSG_WARN(ignored --with-shlib-version)
3126 if test -n "$cf_ld_rpath_opt" ; then
3127 MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
3130 AC_SUBST(CC_SHARED_OPTS)
3131 AC_SUBST(LD_RPATH_OPT)
3132 AC_SUBST(LD_SHARED_OPTS)
3133 AC_SUBST(MK_SHARED_LIB)
3134 AC_SUBST(LINK_PROGS)
3135 AC_SUBST(LINK_TESTS)
3136 AC_SUBST(EXTRA_LDFLAGS)
3137 AC_SUBST(LOCAL_LDFLAGS)
3138 AC_SUBST(LOCAL_LDFLAGS2)
3139 AC_SUBST(INSTALL_LIB)
3141 dnl ---------------------------------------------------------------------------
3142 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3143 dnl ----------------
3144 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3145 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3148 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3149 dnl If missing, use "rel".
3150 define([CF_SHARED_SONAME],
3152 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3153 if test "$cf_cv_shlib_version" = rel; then
3154 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3156 cf_cv_shared_soname='`basename $[@]`'
3159 dnl ---------------------------------------------------------------------------
3160 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3162 dnl Remove "-g" option from the compiler options
3163 AC_DEFUN([CF_STRIP_G_OPT],
3164 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3165 dnl ---------------------------------------------------------------------------
3166 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
3168 dnl Construct a search-list for a nonstandard header/lib-file
3169 dnl $1 = the variable to return as result
3170 dnl $2 = the package name
3171 dnl $3 = the subdirectory, e.g., bin, include or lib
3172 AC_DEFUN([CF_SUBDIR_PATH],
3176 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
3177 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3178 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
3179 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
3180 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
3182 dnl ---------------------------------------------------------------------------
3183 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
3185 dnl Shorthand macro for substituting things that the user may override
3186 dnl with an environment variable.
3188 dnl $1 = long/descriptive name
3189 dnl $2 = environment variable
3190 dnl $3 = default value
3191 AC_DEFUN([CF_SUBST],
3192 [AC_CACHE_VAL(cf_cv_subst_$2,[
3193 AC_MSG_CHECKING(for $1 (symbol $2))
3194 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
3195 cf_cv_subst_$2=[$]$2
3196 AC_MSG_RESULT([$]$2)
3199 dnl ---------------------------------------------------------------------------
3200 dnl CF_TERM_HEADER version: 2 updated: 2010/10/23 15:54:49
3202 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3203 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3204 dnl but some packagers change this, breaking various applications.
3205 AC_DEFUN([CF_TERM_HEADER],[
3206 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3207 case ${cf_cv_ncurses_header} in #(vi
3208 */ncurses.h|*/ncursesw.h) #(vi
3209 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3212 cf_term_header=term.h
3216 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3218 AC_TRY_COMPILE([#include <stdio.h>
3219 #include <${cf_cv_ncurses_header:-curses.h}>
3221 ],[int x = auto_left_margin],[
3222 cf_cv_term_header="$cf_test"],[
3223 cf_cv_term_header=unknown
3225 test "$cf_cv_term_header" != unknown && break
3229 # Set definitions to allow ifdef'ing to accommodate subdirectories
3231 case $cf_cv_term_header in # (vi
3233 AC_DEFINE(HAVE_TERM_H)
3237 case $cf_cv_term_header in # (vi
3238 ncurses/term.h) #(vi
3239 AC_DEFINE(HAVE_NCURSES_TERM_H)
3242 AC_DEFINE(HAVE_NCURSESW_TERM_H)
3246 dnl ---------------------------------------------------------------------------
3247 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
3249 dnl Define a top_builddir symbol, for applications that need an absolute path.
3250 AC_DEFUN([CF_TOP_BUILDDIR],
3253 AC_SUBST(top_builddir)
3255 dnl ---------------------------------------------------------------------------
3256 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3258 dnl Make an uppercase version of a variable
3259 dnl $1=uppercase($2)
3260 AC_DEFUN([CF_UPPER],
3262 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3264 dnl ---------------------------------------------------------------------------
3265 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
3267 dnl Check for multibyte support, and if not found, utf8 compatibility library
3268 AC_DEFUN([CF_UTF8_LIB],
3270 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3271 cf_save_LIBS="$LIBS"
3273 #include <stdlib.h>],[putwc(0,0);],
3274 [cf_cv_utf8_lib=yes],
3276 #include <libutf8.h>],[putwc(0,0);],utf8,
3277 [cf_cv_utf8_lib=add-on],
3278 [cf_cv_utf8_lib=no])
3281 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3283 if test "$cf_cv_utf8_lib" = "add-on" ; then
3284 AC_DEFINE(HAVE_LIBUTF8_H)
3285 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3286 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3287 CF_ADD_LIBS($cf_cv_library_file_utf8)
3290 dnl ---------------------------------------------------------------------------
3291 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3293 dnl Use AC_VERBOSE w/o the warnings
3294 AC_DEFUN([CF_VERBOSE],
3295 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3298 dnl ---------------------------------------------------------------------------
3299 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3301 dnl Check for compiler-support for weak symbols.
3302 dnl This works with "recent" gcc.
3303 AC_DEFUN([CF_WEAK_SYMBOLS],[
3304 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3307 #include <stdio.h>],
3309 #if defined(__GNUC__)
3310 # if defined __USE_ISOC99
3311 # define _cat_pragma(exp) _Pragma(#exp)
3312 # define _weak_pragma(exp) _cat_pragma(weak name)
3314 # define _weak_pragma(exp)
3316 # define _declare(name) __extension__ extern __typeof__(name) name
3317 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3321 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3324 dnl ---------------------------------------------------------------------------
3325 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3326 dnl --------------------
3327 dnl Command-line option to specify the Ada95 compiler.
3328 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3329 AC_MSG_CHECKING(for ada-compiler)
3330 AC_ARG_WITH(ada-compiler,
3331 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3332 [cf_ada_compiler=$withval],
3333 [cf_ada_compiler=gnatmake])
3334 AC_SUBST(cf_ada_compiler)
3335 AC_MSG_RESULT($cf_ada_compiler)
3337 dnl ---------------------------------------------------------------------------
3338 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3339 dnl -------------------
3340 dnl Command-line option to specify where Ada includes will install.
3341 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3342 AC_MSG_CHECKING(for ada-include)
3343 CF_WITH_PATH(ada-include,
3344 [ --with-ada-include=DIR Ada includes are in DIR],
3346 PREFIX/share/ada/adainclude,
3347 [$]prefix/share/ada/adainclude)
3348 AC_SUBST(ADA_INCLUDE)
3349 AC_MSG_RESULT($ADA_INCLUDE)
3351 dnl ---------------------------------------------------------------------------
3352 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3353 dnl -------------------
3354 dnl Command-line option to specify where Ada objects will install.
3355 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3356 AC_MSG_CHECKING(for ada-objects)
3357 CF_WITH_PATH(ada-objects,
3358 [ --with-ada-objects=DIR Ada objects are in DIR],
3360 PREFIX/lib/ada/adalib,
3361 [$]prefix/lib/ada/adalib)
3362 AC_SUBST(ADA_OBJECTS)
3363 AC_MSG_RESULT($ADA_OBJECTS)
3365 dnl ---------------------------------------------------------------------------
3366 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
3367 dnl ---------------------
3368 dnl Command-line option to specify if an Ada95 shared-library should be built,
3369 dnl and optionally what its soname should be.
3370 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3371 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3372 AC_ARG_WITH(ada-sharedlib,
3373 [ --with-ada-sharedlib=XX build Ada95 shared-library],
3374 [with_ada_sharedlib=$withval],
3375 [with_ada_sharedlib=no])
3376 AC_MSG_RESULT($with_ada_sharedlib)
3378 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3379 MAKE_ADA_SHAREDLIB="#"
3381 if test "x$with_ada_sharedlib" != xno
3384 if test "x$with_ada_sharedlib" != xyes
3386 ADA_SHAREDLIB="$with_ada_sharedlib"
3390 AC_SUBST(ADA_SHAREDLIB)
3391 AC_SUBST(MAKE_ADA_SHAREDLIB)
3393 dnl ---------------------------------------------------------------------------
3394 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3395 dnl ------------------
3396 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3398 AC_DEFUN([CF_WITH_CURSES_DIR],[
3400 AC_MSG_CHECKING(for specific curses-directory)
3401 AC_ARG_WITH(curses-dir,
3402 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3403 [cf_cv_curses_dir=$withval],
3404 [cf_cv_curses_dir=no])
3405 AC_MSG_RESULT($cf_cv_curses_dir)
3407 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3409 CF_PATH_SYNTAX(withval)
3410 if test -d "$cf_cv_curses_dir"
3412 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3413 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3417 dnl ---------------------------------------------------------------------------
3418 dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
3420 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3421 dnl defaulting to yes/no.
3423 dnl $1 = option name
3425 dnl $3 = environment variable to set
3426 dnl $4 = default value, shown in the help-message, must be a constant
3427 dnl $5 = default value, if it's an expression & cannot be in the help-message
3429 AC_DEFUN([CF_WITH_PATH],
3430 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3431 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3432 if ifelse([$5],,true,[test -n "$5"]) ; then
3433 CF_PATH_SYNTAX(withval)
3438 dnl ---------------------------------------------------------------------------
3439 dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
3441 dnl Check for POSIX thread library.
3442 AC_DEFUN([CF_WITH_PTHREAD],
3444 AC_MSG_CHECKING(if you want to link with the pthread library)
3445 AC_ARG_WITH(pthread,
3446 [ --with-pthread use POSIX thread library],
3447 [with_pthread=$withval],
3449 AC_MSG_RESULT($with_pthread)
3451 if test "$with_pthread" != no ; then
3452 AC_CHECK_HEADER(pthread.h,[
3453 AC_DEFINE(HAVE_PTHREADS_H)
3455 AC_MSG_CHECKING(if we can link with the pthread library)
3456 cf_save_LIBS="$LIBS"
3459 #include <pthread.h>
3461 int rc = pthread_create(0,0,0,0);
3462 ],[with_pthread=yes],[with_pthread=no])
3463 LIBS="$cf_save_LIBS"
3464 AC_MSG_RESULT($with_pthread)
3466 if test "$with_pthread" = yes ; then
3468 AC_DEFINE(HAVE_LIBPTHREADS)
3470 AC_MSG_ERROR(Cannot link with pthread library)
3475 dnl ---------------------------------------------------------------------------
3476 dnl CF_XOPEN_SOURCE version: 35 updated: 2011/02/20 20:37:37
3478 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3479 dnl or adapt to the vendor's definitions to get equivalent functionality,
3480 dnl without losing the common non-POSIX features.
3483 dnl $1 is the nominal value for _XOPEN_SOURCE
3484 dnl $2 is the nominal value for _POSIX_C_SOURCE
3485 AC_DEFUN([CF_XOPEN_SOURCE],[
3487 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3488 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3491 case $host_os in #(vi
3493 cf_xopen_source="-D_ALL_SOURCE"
3498 darwin[[0-8]].*) #(vi
3499 cf_xopen_source="-D_APPLE_C_SOURCE"
3502 cf_xopen_source="-D_DARWIN_C_SOURCE"
3504 freebsd*|dragonfly*) #(vi
3505 # 5.x headers associate
3506 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3507 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3508 cf_POSIX_C_SOURCE=200112L
3510 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3513 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3516 cf_xopen_source="-D_HPUX_SOURCE"
3519 cf_xopen_source="-D_SGI_SOURCE"
3521 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3525 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
3528 # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3531 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3534 cf_xopen_source="-D_OSF_SOURCE"
3537 cf_xopen_source="-D_QNX_SOURCE"
3540 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3542 solaris2.1[[0-9]]) #(vi
3543 cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3545 solaris2.[[1-9]]) #(vi
3546 cf_xopen_source="-D__EXTENSIONS__"
3549 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3550 AC_TRY_COMPILE([#include <sys/types.h>],[
3551 #ifndef _XOPEN_SOURCE
3554 [cf_cv_xopen_source=no],
3555 [cf_save="$CPPFLAGS"
3556 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3557 AC_TRY_COMPILE([#include <sys/types.h>],[
3558 #ifdef _XOPEN_SOURCE
3561 [cf_cv_xopen_source=no],
3562 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3566 if test "$cf_cv_xopen_source" != no ; then
3567 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3568 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3569 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3570 CF_ADD_CFLAGS($cf_temp_xopen_source)
3572 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3576 if test -n "$cf_xopen_source" ; then
3577 CF_ADD_CFLAGS($cf_xopen_source)