1 dnl***************************************************************************
2 dnl Copyright (c) 2010 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 *
7 dnl without limitation the rights to use, copy, modify, merge, publish, *
8 dnl distribute, distribute with modifications, sublicense, and/or sell *
9 dnl copies of the Software, and to permit persons to whom the Software is *
10 dnl furnished to do so, subject to the following conditions: *
12 dnl The above copyright notice and this permission notice shall be included *
13 dnl in all copies or substantial portions of the Software. *
15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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27 dnl***************************************************************************
29 dnl Author: Thomas E. Dickey
31 dnl $Id: aclocal.m4,v 1.14 2010/06/26 21:39:07 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: 2 updated: 2007/07/29 10:12:59
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 -d $5) &&]) {
284 test -n "$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: 9 updated: 2001/12/30 17:53:34
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: 13 updated: 2009/08/11 20:19:56
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: 25 updated: 2010/04/24 11:03:31
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_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1044 dnl --------------------
1045 dnl Check if the gnat pragma "Unreferenced" works.
1046 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1047 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1048 CF_GNAT_TRY_LINK([procedure conftest;],
1051 procedure conftest is
1053 pragma Unreferenced (test);
1056 Text_IO.Put ("Hello World");
1058 GNAT.OS_Lib.OS_Exit (0);
1060 [cf_cv_pragma_unreferenced=yes],
1061 [cf_cv_pragma_unreferenced=no])])
1063 # if the pragma is supported, use it (needed in the Trace code).
1064 if test $cf_cv_pragma_unreferenced = yes ; then
1069 AC_SUBST(PRAGMA_UNREF)
1071 dnl ---------------------------------------------------------------------------
1072 dnl CF_GNAT_TRY_LINK version: 1 updated: 2004/08/21 19:02:08
1073 dnl ----------------
1074 dnl Verify that a test program compiles/links with GNAT.
1075 dnl $cf_ada_make is set to the program that compiles/links
1076 dnl $ADAFLAGS may be set to the GNAT flags.
1078 dnl $1 is the text of the spec
1079 dnl $2 is the text of the body
1080 dnl $3 is the shell command to execute if successful
1081 dnl $4 is the shell command to execute if not successful
1082 AC_DEFUN([CF_GNAT_TRY_LINK],
1085 cat >>conftest.ads <<CF_EOF
1088 cat >>conftest.adb <<CF_EOF
1091 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1092 ifelse($3,, :,[ $3])
1098 dnl ---------------------------------------------------------------------------
1099 dnl CF_GNAT_TRY_RUN version: 3 updated: 2004/08/21 19:02:08
1101 dnl Verify that a test program compiles and runs with GNAT
1102 dnl $cf_ada_make is set to the program that compiles/links
1103 dnl $ADAFLAGS may be set to the GNAT flags.
1105 dnl $1 is the text of the spec
1106 dnl $2 is the text of the body
1107 dnl $3 is the shell command to execute if successful
1108 dnl $4 is the shell command to execute if not successful
1109 AC_DEFUN([CF_GNAT_TRY_RUN],
1112 cat >>conftest.ads <<CF_EOF
1115 cat >>conftest.adb <<CF_EOF
1118 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1119 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1120 ifelse($3,, :,[ $3])
1129 dnl ---------------------------------------------------------------------------
1130 dnl CF_GNAT_VERSION version: 13 updated: 2010/06/19 15:22:18
1132 dnl Verify version of GNAT.
1133 AC_DEFUN([CF_GNAT_VERSION],
1135 AC_MSG_CHECKING(for gnat version)
1136 cf_gnat_version=`${cf_ada_make-gnatmake} -v 2>&1 | grep '[[0-9]].[[0-9]][[0-9]]*' |\
1137 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1138 AC_MSG_RESULT($cf_gnat_version)
1140 case $cf_gnat_version in
1141 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*)
1142 cf_cv_prog_gnat_correct=yes
1144 *) echo Unsupported GNAT version $cf_gnat_version. Required is 3.11 or better. Disabling Ada95 binding.
1145 cf_cv_prog_gnat_correct=no
1148 case $cf_gnat_version in
1149 3.[[1-9]]*|[[4-9]].*)
1150 cf_compile_generics=generics
1151 cf_generic_objects="\${GENOBJS}"
1153 *) cf_compile_generics=
1158 AC_SUBST(cf_compile_generics)
1159 AC_SUBST(cf_generic_objects)
1161 dnl ---------------------------------------------------------------------------
1162 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1164 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1165 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1166 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1167 dnl since it is interwoven with GNU extensions.
1169 dnl Well, yes we could work around it...
1170 AC_DEFUN([CF_GNU_SOURCE],
1172 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1173 AC_TRY_COMPILE([#include <sys/types.h>],[
1174 #ifndef _XOPEN_SOURCE
1177 [cf_cv_gnu_source=no],
1178 [cf_save="$CPPFLAGS"
1179 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1180 AC_TRY_COMPILE([#include <sys/types.h>],[
1181 #ifdef _XOPEN_SOURCE
1184 [cf_cv_gnu_source=no],
1185 [cf_cv_gnu_source=yes])
1189 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1191 dnl ---------------------------------------------------------------------------
1192 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1194 dnl Construct a search-list of directories for a nonstandard header-file
1197 dnl $1 = the variable to return as result
1198 dnl $2 = the package name
1199 AC_DEFUN([CF_HEADER_PATH],
1203 # collect the current set of include-directories from compiler flags
1204 cf_header_path_list=""
1205 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1206 for cf_header_path in $CPPFLAGS $CFLAGS
1208 case $cf_header_path in #(vi
1210 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1211 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1212 cf_header_path_list="$cf_header_path_list [$]$1"
1218 # add the variations for the package we are looking for
1219 CF_SUBDIR_PATH($1,$2,include)
1221 test "$includedir" != NONE && \
1222 test "$includedir" != "/usr/include" && \
1223 test -d "$includedir" && {
1224 test -d $includedir && $1="[$]$1 $includedir"
1225 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1228 test "$oldincludedir" != NONE && \
1229 test "$oldincludedir" != "/usr/include" && \
1230 test -d "$oldincludedir" && {
1231 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1232 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1235 $1="[$]$1 $cf_header_path_list"
1237 dnl ---------------------------------------------------------------------------
1238 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1240 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1241 AC_DEFUN([CF_HELP_MESSAGE],
1242 [AC_DIVERT_HELP([$1])dnl
1244 dnl ---------------------------------------------------------------------------
1245 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
1247 dnl Construct the list of include-options according to whether we're building
1248 dnl in the source directory or using '--srcdir=DIR' option. If we're building
1249 dnl with gcc, don't append the includedir if it happens to be /usr/include,
1250 dnl since that usually breaks gcc's shadow-includes.
1251 AC_DEFUN([CF_INCLUDE_DIRS],
1253 CPPFLAGS="$CPPFLAGS -I. -I../include"
1254 if test "$srcdir" != "."; then
1255 CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
1257 if test "$GCC" != yes; then
1258 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1259 elif test "$includedir" != "/usr/include"; then
1260 if test "$includedir" = '${prefix}/include' ; then
1261 if test $prefix != /usr ; then
1262 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1265 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1270 dnl ---------------------------------------------------------------------------
1271 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
1272 dnl -----------------
1273 dnl Check if the given compiler is really the Intel compiler for Linux. It
1274 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1275 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1277 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1278 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1279 dnl the wrappers for gcc and g++ warnings.
1281 dnl $1 = GCC (default) or GXX
1282 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1283 dnl $3 = CFLAGS (default) or CXXFLAGS
1284 AC_DEFUN([CF_INTEL_COMPILER],[
1285 ifelse([$2],,INTEL_COMPILER,[$2])=no
1287 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1290 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1291 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1292 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1294 #ifdef __INTEL_COMPILER
1298 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1299 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1301 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1302 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1307 dnl ---------------------------------------------------------------------------
1308 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
1310 dnl Add checks for large file support.
1311 AC_DEFUN([CF_LARGEFILE],[
1312 ifdef([AC_FUNC_FSEEKO],[
1314 if test "$enable_largefile" != no ; then
1317 # Normally we would collect these definitions in the config.h,
1318 # but (like _XOPEN_SOURCE), some environments rely on having these
1319 # defined before any of the system headers are included. Another
1320 # case comes up with C++, e.g., on AIX the compiler compiles the
1321 # header files by themselves before looking at the body files it is
1322 # told to compile. For ncurses, those header files do not include
1324 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1325 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1326 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1328 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1330 #include <sys/types.h>
1333 /* if transitional largefile support is setup, this is true */
1334 extern struct dirent64 * readdir(DIR *);
1335 struct dirent64 *x = readdir((DIR *)0);
1336 struct dirent *y = readdir((DIR *)0);
1339 [cf_cv_struct_dirent64=yes],
1340 [cf_cv_struct_dirent64=no])
1342 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
1346 dnl ---------------------------------------------------------------------------
1347 dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
1349 dnl For the given system and compiler, find the compiler flags to pass to the
1350 dnl loader to use the "rpath" feature.
1351 AC_DEFUN([CF_LD_RPATH_OPT],
1353 AC_REQUIRE([CF_CHECK_CACHE])
1356 AC_MSG_CHECKING(for an rpath option)
1357 case $cf_cv_system_name in #(vi
1359 if test "$GCC" = yes; then
1360 LD_RPATH_OPT="-Wl,-rpath,"
1362 LD_RPATH_OPT="-rpath "
1365 linux*|gnu*|k*bsd*-gnu) #(vi
1366 LD_RPATH_OPT="-Wl,-rpath,"
1368 openbsd[[2-9]].*) #(vi
1369 LD_RPATH_OPT="-Wl,-rpath,"
1372 LD_RPATH_OPT="-rpath "
1375 LD_RPATH_OPT="-Wl,-rpath,"
1378 LD_RPATH_OPT="-rpath "
1386 AC_MSG_RESULT($LD_RPATH_OPT)
1388 case "x$LD_RPATH_OPT" in #(vi
1390 AC_MSG_CHECKING(if we need a space after rpath option)
1391 cf_save_LIBS="$LIBS"
1392 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1393 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1394 LIBS="$cf_save_LIBS"
1395 AC_MSG_RESULT($cf_rpath_space)
1396 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1400 dnl ---------------------------------------------------------------------------
1401 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1403 dnl Construct a search-list of directories for a nonstandard library-file
1406 dnl $1 = the variable to return as result
1407 dnl $2 = the package name
1408 AC_DEFUN([CF_LIBRARY_PATH],
1411 cf_library_path_list=""
1412 if test -n "${LDFLAGS}${LIBS}" ; then
1413 for cf_library_path in $LDFLAGS $LIBS
1415 case $cf_library_path in #(vi
1417 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1418 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1419 cf_library_path_list="$cf_library_path_list [$]$1"
1425 CF_SUBDIR_PATH($1,$2,lib)
1427 $1="$cf_library_path_list [$]$1"
1429 dnl ---------------------------------------------------------------------------
1430 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
1432 dnl Compute the library-prefix for the given host system
1433 dnl $1 = variable to set
1434 AC_DEFUN([CF_LIB_PREFIX],
1436 case $cf_cv_system_name in #(vi
1443 ifelse($1,,,[$1=$LIB_PREFIX])
1444 AC_SUBST(LIB_PREFIX)
1446 dnl ---------------------------------------------------------------------------
1447 dnl CF_LIB_SONAME version: 4 updated: 2010/05/29 16:31:02
1449 dnl Find the and soname for the given shared library. Set the cache variable
1450 dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
1451 dnl variable to "unknown".
1455 dnl $3 = library name
1456 AC_DEFUN([CF_LIB_SONAME],
1458 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
1460 cf_cv_$3_soname=unknown
1461 if test "$cross_compiling" != yes ; then
1462 cat >conftest.$ac_ext <<CF_EOF
1467 ${cf_cv_main_return:-return}(0);
1470 cf_save_LIBS="$LIBS"
1472 if AC_TRY_EVAL(ac_compile) ; then
1473 if AC_TRY_EVAL(ac_link) ; then
1474 cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
1475 test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
1479 LIBS="$cf_save_LIBS"
1483 dnl ---------------------------------------------------------------------------
1484 dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
1486 dnl Compute the library file-suffix from the given model name
1488 dnl $2 = variable to set (the nominal library suffix)
1489 dnl $3 = dependency variable to set (actual filename)
1490 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1491 AC_DEFUN([CF_LIB_SUFFIX],
1493 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
1512 case $cf_cv_system_name in
1542 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1543 test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
1545 dnl ---------------------------------------------------------------------------
1546 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
1548 dnl Compute the string to append to -library from the given model name
1550 dnl $2 = variable to set
1551 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1552 AC_DEFUN([CF_LIB_TYPE],
1561 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1563 dnl ---------------------------------------------------------------------------
1564 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
1565 dnl ----------------
1566 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1567 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1568 dnl have to provide wrappers for global tables to ensure they're linked
1570 AC_DEFUN([CF_LINK_DATAONLY],
1572 AC_MSG_CHECKING([if data-only library module links])
1573 AC_CACHE_VAL(cf_cv_link_dataonly,[
1575 cat >conftest.$ac_ext <<EOF
1576 #line __oline__ "configure"
1577 int testdata[[3]] = { 123, 456, 789 };
1579 if AC_TRY_EVAL(ac_compile) ; then
1580 mv conftest.o data.o && \
1581 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1583 rm -f conftest.$ac_ext data.o
1584 cat >conftest.$ac_ext <<EOF
1585 #line __oline__ "configure"
1589 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1591 extern int testdata[[3]];
1592 return testdata[[0]] == 123
1593 && testdata[[1]] == 456
1594 && testdata[[2]] == 789;
1598 if AC_TRY_EVAL(ac_compile); then
1599 mv conftest.o func.o && \
1600 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1602 rm -f conftest.$ac_ext func.o
1603 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1605 LIBS="conftest.a $LIBS"
1609 extern int testfunc();
1610 ${cf_cv_main_return:-return} (!testfunc());
1613 [cf_cv_link_dataonly=yes],
1614 [cf_cv_link_dataonly=no],
1615 [cf_cv_link_dataonly=unknown])
1618 AC_MSG_RESULT($cf_cv_link_dataonly)
1620 if test "$cf_cv_link_dataonly" = no ; then
1621 AC_DEFINE(BROKEN_LINKER)
1626 dnl ---------------------------------------------------------------------------
1627 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
1629 dnl Most Unix systems have both link and symlink, a few don't have symlink.
1630 dnl A few non-Unix systems implement symlink, but not link.
1631 dnl A few non-systems implement neither (or have nonfunctional versions).
1632 AC_DEFUN([CF_LINK_FUNCS],
1638 if test "$cross_compiling" = yes ; then
1643 AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
1645 for cf_func in link symlink ; do
1647 #include <sys/types.h>
1648 #include <sys/stat.h>
1649 #ifdef HAVE_UNISTD_H
1655 char *src = "config.log";
1656 char *dst = "conftest.chk";
1661 fail = ($cf_func("config.log", "conftest.chk") < 0)
1662 || (stat(dst, &dst_sb) < 0)
1663 || (dst_sb.st_mtime != src_sb.st_mtime);
1669 ${cf_cv_main_return:-return} (fail);
1672 cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
1673 eval 'ac_cv_func_'$cf_func'=yes'],[
1674 eval 'ac_cv_func_'$cf_func'=no'],[
1675 eval 'ac_cv_func_'$cf_func'=error'])
1677 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
1679 test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
1680 test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
1683 dnl ---------------------------------------------------------------------------
1684 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
1686 dnl Check if a return from main to the shell actually returns the same exit
1687 dnl code. This is true for almost any POSIX environment.
1689 dnl Some very old environments did not flush stdout, etc., on an exit. That
1690 dnl would be a useful case to test for also.
1691 AC_DEFUN([CF_MAIN_RETURN],
1693 cf_cv_main_return=return
1695 dnl ---------------------------------------------------------------------------
1696 dnl CF_MAKEFLAGS version: 12 updated: 2006/10/21 08:27:03
1698 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1699 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1700 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1701 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1702 AC_DEFUN([CF_MAKEFLAGS],
1704 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1706 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1708 cat >cf_makeflags.tmp <<CF_EOF
1711 @ echo '.$cf_option'
1713 cf_result=`${MAKE-make} -k -f cf_makeflags.tmp 2>/dev/null | sed -e 's,[[ ]]*$,,'`
1714 case "$cf_result" in
1716 cf_result=`${MAKE-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1717 case "$cf_result" in
1718 .*CC=*) cf_cv_makeflags=
1720 *) cf_cv_makeflags=$cf_option
1726 *) echo "given option \"$cf_option\", no match \"$cf_result\""
1730 rm -f cf_makeflags.tmp
1733 AC_SUBST(cf_cv_makeflags)
1735 dnl ---------------------------------------------------------------------------
1736 dnl CF_MAKE_TAGS version: 5 updated: 2010/04/03 20:07:32
1738 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1739 dnl a monocase filesystem.
1740 AC_DEFUN([CF_MAKE_TAGS],[
1741 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1743 AC_CHECK_PROGS(CTAGS, exctags ctags)
1744 AC_CHECK_PROGS(ETAGS, exetags etags)
1746 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS-ctags}, yes, no)
1748 if test "$cf_cv_mixedcase" = yes ; then
1749 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS-etags}, yes, no)
1754 if test "$MAKE_UPPER_TAGS" = yes ; then
1760 if test "$MAKE_LOWER_TAGS" = yes ; then
1769 AC_SUBST(MAKE_UPPER_TAGS)
1770 AC_SUBST(MAKE_LOWER_TAGS)
1772 dnl ---------------------------------------------------------------------------
1773 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
1774 dnl ----------------------
1775 dnl Check if the file-system supports mixed-case filenames. If we're able to
1776 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1777 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1779 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1780 if test "$cross_compiling" = yes ; then
1781 case $target_alias in #(vi
1782 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
1790 rm -f conftest CONFTEST
1792 if test -f CONFTEST ; then
1797 rm -f conftest CONFTEST
1800 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
1802 dnl ---------------------------------------------------------------------------
1803 dnl CF_MKSTEMP version: 6 updated: 2010/05/22 14:44:30
1805 dnl Check for a working mkstemp. This creates two files, checks that they are
1806 dnl successfully created and distinct (AmigaOS apparently fails on the last).
1807 AC_DEFUN([CF_MKSTEMP],[
1808 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
1811 #include <sys/types.h>
1815 #include <sys/stat.h>
1818 char *tmpl = "conftestXXXXXX";
1826 for (n = 0; n < 2; ++n) {
1827 strcpy(name[n], tmpl);
1828 if ((fd = mkstemp(name[n])) >= 0) {
1829 if (!strcmp(name[n], tmpl)
1830 || stat(name[n], &sb) != 0
1831 || (sb.st_mode & S_IFMT) != S_IFREG
1832 || (sb.st_mode & 077) != 0) {
1839 && !strcmp(name[0], name[1]))
1841 ${cf_cv_main_return:-return}(result);
1843 ],[cf_cv_func_mkstemp=yes
1844 ],[cf_cv_func_mkstemp=no
1845 ],[AC_CHECK_FUNC(mkstemp)
1848 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
1849 AC_DEFINE(HAVE_MKSTEMP)
1852 dnl ---------------------------------------------------------------------------
1853 dnl CF_MSG_LOG version: 4 updated: 2007/07/29 09:55:12
1855 dnl Write a debug message to config.log, along with the line number in the
1856 dnl configure script.
1857 AC_DEFUN([CF_MSG_LOG],[
1858 echo "${as_me-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1860 dnl ---------------------------------------------------------------------------
1861 dnl CF_NCURSES_ADDON version: 2 updated: 2010/02/27 18:27:44
1862 dnl ----------------
1863 dnl Configure an ncurses add-on, built outside the ncurses tree.
1864 AC_DEFUN([CF_NCURSES_ADDON],[
1866 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
1868 AC_MSG_CHECKING(if you want wide-character code)
1869 AC_ARG_ENABLE(widec,
1870 [ --enable-widec compile with wide-char/UTF-8 code],
1871 [with_widec=$enableval],
1873 AC_MSG_RESULT($with_widec)
1874 if test "$with_widec" = yes ; then
1876 CF_NCURSES_CONFIG(ncursesw)
1878 CF_NCURSES_CONFIG(ncurses)
1881 if test "$NCURSES_CONFIG" != none ; then
1883 cf_version=`$NCURSES_CONFIG --version`
1885 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
1886 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]]\+\.//' -e 's/\..*//'`
1887 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]]\+\.[[0-9]]\+\.//'`
1889 # ABI version is not available from headers
1890 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version`
1894 for cf_name in MAJOR MINOR PATCH
1896 cat >conftest.$ac_ext <<CF_EOF
1897 #include <${cf_cv_ncurses_header-curses.h}>
1898 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
1900 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
1902 if test -f conftest.out ; then
1903 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]]\+//"`
1904 eval NCURSES_$cf_name=$cf_result
1905 cat conftest.$ac_ext
1910 cf_cv_abi_version=${NCURSES_MAJOR}
1914 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
1916 dnl Show the computed version, for logging
1917 cf_cv_timestamp=`date`
1919 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
1921 dnl We need these values in the generated headers
1922 AC_SUBST(NCURSES_MAJOR)
1923 AC_SUBST(NCURSES_MINOR)
1924 AC_SUBST(NCURSES_PATCH)
1926 dnl We need these values in the generated makefiles
1927 AC_SUBST(cf_cv_rel_version)
1928 AC_SUBST(cf_cv_abi_version)
1930 dnl FIXME - not needed for Ada95
1931 AC_SUBST(cf_cv_builtin_bool)
1932 AC_SUBST(cf_cv_header_stdbool_h)
1933 AC_SUBST(cf_cv_type_of_bool)dnl
1936 dnl ---------------------------------------------------------------------------
1937 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1938 dnl -------------------
1939 dnl Check if we can compile with ncurses' header file
1940 dnl $1 is the cache variable to set
1941 dnl $2 is the header-file to include
1942 dnl $3 is the root name (ncurses or ncursesw)
1943 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1945 ]ifelse($3,ncursesw,[
1946 #define _XOPEN_SOURCE_EXTENDED
1947 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1948 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1951 #ifdef NCURSES_VERSION
1952 ]ifelse($3,ncursesw,[
1957 printf("%s\n", NCURSES_VERSION);
1969 dnl ---------------------------------------------------------------------------
1970 dnl CF_NCURSES_CONFIG version: 7 updated: 2010/06/20 09:24:28
1971 dnl -----------------
1972 dnl Tie together the configure-script macros for ncurses.
1973 dnl Prefer the "-config" script from ncurses 5.6, to simplify analysis.
1974 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
1976 dnl $1 is the root library name (default: "ncurses")
1977 AC_DEFUN([CF_NCURSES_CONFIG],
1979 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
1981 echo "Looking for ${cf_ncuconfig_root}-config"
1982 AC_PATH_PROGS(NCURSES_CONFIG,${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config,none)
1984 if test "$NCURSES_CONFIG" != none ; then
1986 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
1987 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
1989 # even with config script, some packages use no-override for curses.h
1990 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
1992 dnl like CF_NCURSES_CPPFLAGS
1995 dnl like CF_NCURSES_LIBS
1996 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
1997 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
1999 dnl like CF_NCURSES_VERSION
2000 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2004 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2005 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2009 dnl ---------------------------------------------------------------------------
2010 dnl CF_NCURSES_CPPFLAGS version: 19 updated: 2007/07/29 13:35:20
2011 dnl -------------------
2012 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2013 dnl the CPPFLAGS variable so we can include its header.
2015 dnl The header files may be installed as either curses.h, or ncurses.h (would
2016 dnl be obsolete, except that some packagers prefer this name to distinguish it
2017 dnl from a "native" curses implementation). If not installed for overwrite,
2018 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2019 dnl /usr/include/ncurses), but someone may have installed overwriting the
2020 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2021 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2024 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2025 dnl is already in the include-path, don't even bother with this, since we cannot
2026 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2028 dnl The optional parameter gives the root name of the library, in case it is
2029 dnl not installed as the default curses library. That is how the
2030 dnl wide-character version of ncurses is installed.
2031 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2032 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2034 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2035 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2037 test -n "$cf_cv_curses_dir" && \
2038 test "$cf_cv_curses_dir" != "no" && { \
2039 CF_ADD_INCDIR($cf_cv_curses_dir/include $cf_cv_curses_dir/include/$cf_ncuhdr_root)
2042 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2043 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2044 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2045 for cf_header in $cf_header_list
2047 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2048 test "$cf_cv_ncurses_h" != no && break
2055 # some applications need this, but should check for NCURSES_VERSION
2060 dnl ---------------------------------------------------------------------------
2061 dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54
2062 dnl -----------------
2063 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2064 dnl variations of ncurses' installs.
2066 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2067 AC_DEFUN([CF_NCURSES_HEADER],[
2069 if test "$cf_cv_ncurses_h" != no ; then
2070 cf_cv_ncurses_header=$cf_cv_ncurses_h
2073 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2074 test -n "$verbose" && echo
2075 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2076 test -n "$verbose" && echo search path $cf_search
2077 cf_save2_CPPFLAGS="$CPPFLAGS"
2078 for cf_incdir in $cf_search
2080 CF_ADD_INCDIR($cf_incdir)
2085 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2086 if test "$cf_cv_ncurses_h2" != no ; then
2087 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2088 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2091 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2093 CPPFLAGS="$cf_save2_CPPFLAGS"
2094 test "$cf_cv_ncurses_h2" != no && break
2096 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2099 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2100 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2101 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2102 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2104 CF_ADD_INCDIR($cf_1st_incdir)
2108 # Set definitions to allow ifdef'ing for ncurses.h
2110 case $cf_cv_ncurses_header in # (vi
2112 AC_DEFINE(HAVE_NCURSES_H)
2116 case $cf_cv_ncurses_header in # (vi
2117 ncurses/curses.h|ncurses/ncurses.h)
2118 AC_DEFINE(HAVE_NCURSES_NCURSES_H)
2120 ncursesw/curses.h|ncursesw/ncurses.h)
2121 AC_DEFINE(HAVE_NCURSESW_NCURSES_H)
2126 dnl ---------------------------------------------------------------------------
2127 dnl CF_NCURSES_LIBS version: 14 updated: 2010/06/20 09:24:28
2129 dnl Look for the ncurses library. This is a little complicated on Linux,
2130 dnl because it may be linked with the gpm (general purpose mouse) library.
2131 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2132 dnl unusable with ncurses. However, we don't want to link with gpm unless
2133 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2134 dnl and the linker will record a dependency.
2136 dnl The optional parameter gives the root name of the library, in case it is
2137 dnl not installed as the default curses library. That is how the
2138 dnl wide-character version of ncurses is installed.
2139 AC_DEFUN([CF_NCURSES_LIBS],
2140 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2142 cf_nculib_root=ifelse($1,,ncurses,$1)
2143 # This works, except for the special case where we find gpm, but
2144 # ncurses is in a nonstandard location via $LIBS, and we really want
2147 cf_ncurses_SAVE="$LIBS"
2148 AC_CHECK_LIB(gpm,Gpm_Open,
2149 [AC_CHECK_LIB(gpm,initscr,
2150 [LIBS="$cf_ncurses_SAVE"],
2151 [cf_ncurses_LIBS="-lgpm"])])
2153 case $host_os in #(vi
2155 # This is only necessary if you are linking against an obsolete
2156 # version of ncurses (but it should do no harm, since it's static).
2157 if test "$cf_nculib_root" = ncurses ; then
2158 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2163 CF_ADD_LIBS($cf_ncurses_LIBS)
2165 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2167 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
2168 CF_ADD_LIBS(-l$cf_nculib_root)
2170 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2171 [#include <${cf_cv_ncurses_header-curses.h}>],
2176 if test -n "$cf_ncurses_LIBS" ; then
2177 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2178 cf_ncurses_SAVE="$LIBS"
2179 for p in $cf_ncurses_LIBS ; do
2180 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2181 if test "$q" != "$LIBS" ; then
2185 AC_TRY_LINK([#include <${cf_cv_ncurses_header-curses.h}>],
2186 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2187 [AC_MSG_RESULT(yes)],
2189 LIBS="$cf_ncurses_SAVE"])
2192 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2193 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2195 dnl ---------------------------------------------------------------------------
2196 dnl CF_NCURSES_VERSION version: 12 updated: 2007/04/28 09:15:55
2197 dnl ------------------
2198 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2199 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2200 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2201 AC_DEFUN([CF_NCURSES_VERSION],
2203 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2204 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2205 cf_cv_ncurses_version=no
2209 #include <${cf_cv_ncurses_header-curses.h}>
2213 FILE *fp = fopen("$cf_tempfile", "w");
2214 #ifdef NCURSES_VERSION
2215 # ifdef NCURSES_VERSION_PATCH
2216 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2218 fprintf(fp, "%s\n", NCURSES_VERSION);
2222 fprintf(fp, "old\n");
2227 ${cf_cv_main_return-return}(0);
2229 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2231 # This will not work if the preprocessor splits the line after the
2232 # Autoconf token. The 'unproto' program does that.
2233 cat > conftest.$ac_ext <<EOF
2234 #include <${cf_cv_ncurses_header-curses.h}>
2236 #ifdef NCURSES_VERSION
2237 Autoconf NCURSES_VERSION
2245 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2247 if test -f conftest.out ; then
2248 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2249 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2255 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES)
2257 dnl ---------------------------------------------------------------------------
2258 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
2259 dnl ------------------
2260 dnl see CF_WITH_NO_LEAKS
2261 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2262 AC_MSG_CHECKING(if you want to use $1 for testing)
2265 [AC_DEFINE($3)ifelse([$4],,[
2268 : ${with_cflags:=-g}
2269 : ${with_no_leaks:=yes}
2272 AC_MSG_RESULT(${with_$1:-no})
2274 case .$with_cflags in #(vi
2276 case .$CFLAGS in #(vi
2286 dnl ---------------------------------------------------------------------------
2287 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
2288 dnl ----------------
2289 dnl Check if the given variable is a number. If not, report an error.
2290 dnl $1 is the variable
2291 dnl $2 is the message
2292 AC_DEFUN([CF_NUMBER_SYNTAX],[
2293 if test -n "$1" ; then
2298 AC_MSG_ERROR($2 is not a number: $1)
2302 AC_MSG_ERROR($2 value is empty)
2305 dnl ---------------------------------------------------------------------------
2306 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
2308 dnl Compute the object-directory name from the given model name
2309 AC_DEFUN([CF_OBJ_SUBDIR],
2312 libtool) $2='obj_lo' ;;
2313 normal) $2='objects' ;;
2314 debug) $2='obj_g' ;;
2315 profile) $2='obj_p' ;;
2317 case $cf_cv_system_name in #(vi
2325 dnl ---------------------------------------------------------------------------
2326 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
2328 dnl Provide a value for the $PATH and similar separator
2329 AC_DEFUN([CF_PATHSEP],
2331 case $cf_cv_system_name in
2332 os2*) PATH_SEPARATOR=';' ;;
2333 *) PATH_SEPARATOR=':' ;;
2335 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2336 AC_SUBST(PATH_SEPARATOR)
2338 dnl ---------------------------------------------------------------------------
2339 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
2341 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2342 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2343 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2344 dnl delayed evaluation of those symbols.
2345 AC_DEFUN([CF_PATH_SYNTAX],[
2346 if test "x$prefix" != xNONE; then
2347 cf_path_syntax="$prefix"
2349 cf_path_syntax="$ac_default_prefix"
2352 case ".[$]$1" in #(vi
2353 .\[$]\(*\)*|.\'*\'*) #(vi
2357 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2359 .\[$]{*prefix}*) #(vi
2361 case ".[$]$1" in #(vi
2363 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2368 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2371 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2375 dnl ---------------------------------------------------------------------------
2376 dnl CF_PKG_CONFIG version: 3 updated: 2009/01/25 10:55:09
2378 dnl Check for the package-config program, unless disabled by command-line.
2379 AC_DEFUN([CF_PKG_CONFIG],
2381 AC_MSG_CHECKING(if you want to use pkg-config)
2382 AC_ARG_WITH(pkg-config,
2383 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2384 [cf_pkg_config=$withval],
2385 [cf_pkg_config=yes])
2386 AC_MSG_RESULT($cf_pkg_config)
2388 case $cf_pkg_config in #(vi
2393 AC_PATH_PROG(PKG_CONFIG, pkg-config, none)
2400 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2401 if test "$PKG_CONFIG" != none ; then
2402 CF_PATH_SYNTAX(PKG_CONFIG)
2405 AC_SUBST(PKG_CONFIG)
2407 dnl ---------------------------------------------------------------------------
2408 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2409 dnl -----------------
2410 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2412 dnl POSIX.1-1990 _POSIX_SOURCE
2413 dnl POSIX.1-1990 and _POSIX_SOURCE and
2414 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2416 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2417 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2418 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2421 dnl $1 is the nominal value for _POSIX_C_SOURCE
2422 AC_DEFUN([CF_POSIX_C_SOURCE],
2424 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2426 cf_save_CFLAGS="$CFLAGS"
2427 cf_save_CPPFLAGS="$CPPFLAGS"
2429 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2430 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2432 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2433 CF_MSG_LOG(if the symbol is already defined go no further)
2434 AC_TRY_COMPILE([#include <sys/types.h>],[
2435 #ifndef _POSIX_C_SOURCE
2438 [cf_cv_posix_c_source=no],
2439 [cf_want_posix_source=no
2440 case .$cf_POSIX_C_SOURCE in #(vi
2442 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2445 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2446 cf_want_posix_source=yes
2449 cf_want_posix_source=yes
2452 if test "$cf_want_posix_source" = yes ; then
2453 AC_TRY_COMPILE([#include <sys/types.h>],[
2454 #ifdef _POSIX_SOURCE
2457 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2459 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2460 CFLAGS="$cf_trim_CFLAGS"
2461 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2462 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2463 AC_TRY_COMPILE([#include <sys/types.h>],[
2464 #ifndef _POSIX_C_SOURCE
2467 [cf_cv_posix_c_source=no])
2468 CFLAGS="$cf_save_CFLAGS"
2469 CPPFLAGS="$cf_save_CPPFLAGS"
2473 if test "$cf_cv_posix_c_source" != no ; then
2474 CFLAGS="$cf_trim_CFLAGS"
2475 CPPFLAGS="$cf_trim_CPPFLAGS"
2476 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2480 dnl ---------------------------------------------------------------------------
2481 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2483 dnl Check for archiver "ar".
2484 AC_DEFUN([CF_PROG_AR],[
2485 AC_CHECK_TOOL(AR, ar, ar)
2487 dnl ---------------------------------------------------------------------------
2488 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2490 dnl Check for awk, ensure that the check found something.
2491 AC_DEFUN([CF_PROG_AWK],
2494 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2496 dnl ---------------------------------------------------------------------------
2497 dnl CF_PROG_CC_C_O version: 2 updated: 2006/12/16 15:55:46
2499 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2500 dnl the output file can be renamed, and allows for a shell variable that can
2501 dnl be used later. The parameter is either CC or CXX. The result is the
2503 dnl $cf_cv_prog_CC_c_o
2504 dnl $cf_cv_prog_CXX_c_o
2505 AC_DEFUN([CF_PROG_CC_C_O],
2506 [AC_REQUIRE([AC_PROG_CC])dnl
2507 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2508 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2510 cat > conftest.$ac_ext <<CF_EOF
2514 ${cf_cv_main_return:-return}(0);
2517 # We do the test twice because some compilers refuse to overwrite an
2518 # existing .o file with -o, though they will create one.
2519 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2520 if AC_TRY_EVAL(ac_try) &&
2521 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2523 eval cf_cv_prog_$1_c_o=yes
2525 eval cf_cv_prog_$1_c_o=no
2529 if test $cf_cv_prog_$1_c_o = yes; then
2530 AC_MSG_RESULT([yes])
2535 dnl ---------------------------------------------------------------------------
2536 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
2538 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2539 dnl This macro adds a check to ensure the script found something.
2540 AC_DEFUN([CF_PROG_EGREP],
2541 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2542 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2543 then ac_cv_prog_egrep='grep -E'
2544 else ac_cv_prog_egrep='egrep'
2546 EGREP=$ac_cv_prog_egrep
2548 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2550 dnl ---------------------------------------------------------------------------
2551 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
2553 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2554 AC_DEFUN([CF_PROG_EXT],
2556 AC_REQUIRE([CF_CHECK_CACHE])
2557 case $cf_cv_system_name in
2559 CFLAGS="$CFLAGS -Zmt"
2560 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2561 CXXFLAGS="$CXXFLAGS -Zmt"
2562 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2563 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2573 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
2575 dnl ---------------------------------------------------------------------------
2576 dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
2578 dnl Check for gnatmake, ensure that it is complete.
2579 AC_DEFUN([CF_PROG_GNAT],[
2580 cf_ada_make=gnatmake
2581 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2582 if test "$ac_cv_prog_gnat_exists" = no; then
2586 AC_CHECK_PROG(M4_exists, m4, yes, no)
2587 if test "$ac_cv_prog_M4_exists" = no; then
2588 cf_cv_prog_gnat_correct=no
2589 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2591 if test "$cf_cv_prog_gnat_correct" = yes; then
2592 AC_MSG_CHECKING(if GNAT works)
2593 CF_GNAT_TRY_RUN([procedure conftest;],
2596 procedure conftest is
2598 Text_IO.Put ("Hello World");
2600 GNAT.OS_Lib.OS_Exit (0);
2601 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2602 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2606 AC_SUBST(cf_ada_make)
2608 dnl ---------------------------------------------------------------------------
2609 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2610 dnl ----------------
2611 dnl Remove all -U and -D options that refer to the given symbol from a list
2612 dnl of C compiler options. This works around the problem that not all
2613 dnl compilers process -U and -D options from left-to-right, so a -U option
2614 dnl cannot be used to cancel the effect of a preceding -D option.
2616 dnl $1 = target (which could be the same as the source variable)
2617 dnl $2 = source (including '$')
2618 dnl $3 = symbol to remove
2619 define([CF_REMOVE_DEFINE],
2622 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2623 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2625 dnl ---------------------------------------------------------------------------
2626 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2628 dnl Remove the given library from the symbol
2630 dnl $1 = target (which could be the same as the source variable)
2631 dnl $2 = source (including '$')
2632 dnl $3 = library to remove
2633 define([CF_REMOVE_LIB],
2635 # remove $3 library from $2
2636 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2638 dnl ---------------------------------------------------------------------------
2639 dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16
2642 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2645 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
2646 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
2647 dnl We avoid compiling-in a ../lib path for the shared library since that can
2648 dnl lead to unexpected results at runtime.
2649 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
2650 dnl are compiled in ../../lib
2652 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2653 dnl to install symbolic links to the rel/abi versions of shared libraries.
2655 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2656 dnl version when making symbolic links.
2658 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2659 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2660 dnl (ex: libncurses.so.<ver>).
2662 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2663 AC_DEFUN([CF_SHARED_OPTS],
2665 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2666 AC_REQUIRE([CF_LD_RPATH_OPT])
2670 INSTALL_LIB="-m 644"
2672 cf_cv_do_symlinks=no
2674 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2676 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2677 AC_ARG_WITH(shlib-version,
2678 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2679 [test -z "$withval" && withval=auto
2680 case $withval in #(vi
2682 cf_cv_shlib_version=auto
2684 rel|abi|auto|no) #(vi
2685 cf_cv_shlib_version=$withval
2688 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
2691 ],[cf_cv_shlib_version=auto])
2692 AC_MSG_RESULT($cf_cv_shlib_version)
2696 # Some less-capable ports of gcc support only -fpic
2698 if test "$GCC" = yes
2700 AC_MSG_CHECKING(which $CC option to use)
2701 cf_save_CFLAGS="$CFLAGS"
2702 for CC_SHARED_OPTS in -fPIC -fpic ''
2704 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
2705 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
2707 AC_MSG_RESULT($CC_SHARED_OPTS)
2708 CFLAGS="$cf_save_CFLAGS"
2711 cf_cv_shlib_version_infix=no
2713 case $cf_cv_system_name in #(vi
2715 if test "$GCC" = yes; then
2717 MK_SHARED_LIB='$(CC) -shared'
2721 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
2725 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
2726 cf_cv_shlib_version=cygdll
2727 cf_cv_shlib_version_infix=cygdll
2728 cat >mk_shared_lib.sh <<-CF_EOF
2731 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
2734 Linking shared library
2735 ** SHARED_LIB \[$]SHARED_LIB
2736 ** IMPORT_LIB \[$]IMPORT_LIB
2738 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
2740 chmod +x mk_shared_lib.sh
2743 EXTRA_CFLAGS="-no-cpp-precomp"
2744 CC_SHARED_OPTS="-dynamic"
2745 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
2746 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
2747 cf_cv_shlib_version_infix=yes
2748 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
2749 cf_save_LDFLAGS=$LDFLAGS
2750 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
2751 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
2752 LDFLAGS=$cf_save_LDFLAGS])
2753 if test $cf_cv_ldflags_search_paths_first = yes; then
2754 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
2758 # (tested with gcc 2.7.2 -- I don't have c89)
2759 if test "$GCC" = yes; then
2760 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
2763 LD_SHARED_OPTS='-Wl,+b,${libdir}'
2765 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
2766 # HP-UX shared libraries must be executable, and should be
2767 # readonly to exploit a quirk in the memory manager.
2768 INSTALL_LIB="-m 555"
2771 if test "$cf_cv_enable_rpath" = yes ; then
2772 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2774 # tested with IRIX 5.2 and 'cc'.
2775 if test "$GCC" != yes; then
2776 CC_SHARED_OPTS='-KPIC'
2777 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
2779 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
2781 cf_cv_rm_so_locs=yes
2783 linux*|gnu*|k*bsd*-gnu) #(vi
2784 if test "$DFT_LWR_MODEL" = "shared" ; then
2785 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
2786 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2788 if test "$cf_cv_enable_rpath" = yes ; then
2789 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2792 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
2794 openbsd[[2-9]].*) #(vi
2795 if test "$DFT_LWR_MODEL" = "shared" ; then
2796 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
2797 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2799 if test "$cf_cv_enable_rpath" = yes ; then
2800 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2802 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
2804 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
2806 nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
2807 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
2808 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
2809 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
2812 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
2813 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
2814 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
2815 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS"
2816 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2819 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
2822 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
2823 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
2824 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
2825 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2826 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
2827 if test "$cf_cv_shlib_version" = auto; then
2828 if test -f /usr/libexec/ld.elf_so; then
2829 cf_cv_shlib_version=abi
2831 cf_cv_shlib_version=rel
2835 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
2837 MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
2841 # tested with OSF/1 V3.2 and 'cc'
2842 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
2843 # link with shared libs).
2844 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
2845 case $host_os in #(vi
2847 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
2850 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
2851 if test "$DFT_LWR_MODEL" = "shared" ; then
2852 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
2853 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2855 cf_cv_rm_so_locs=yes
2857 sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98
2858 # tested with osr5.0.5
2859 if test "$GCC" != yes; then
2860 CC_SHARED_OPTS='-belf -KPIC'
2862 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
2863 if test "$cf_cv_enable_rpath" = yes ; then
2864 # only way is to set LD_RUN_PATH but no switch for it
2867 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
2868 LINK_PROGS='LD_RUN_PATH=${libdir}'
2869 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
2872 # tested with SunOS 4.1.1 and gcc 2.7.0
2873 if test "$GCC" != yes; then
2874 CC_SHARED_OPTS='-KPIC'
2876 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
2877 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
2880 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
2881 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
2882 if test "$DFT_LWR_MODEL" = "shared" ; then
2883 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
2884 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
2886 if test "$cf_cv_enable_rpath" = yes ; then
2887 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
2890 if test "$GCC" != yes; then
2891 cf_save_CFLAGS="$CFLAGS"
2892 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
2894 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
2895 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
2897 CFLAGS="$cf_save_CFLAGS"
2898 CC_SHARED_OPTS=$cf_shared_opts
2899 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
2901 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
2904 sysv5uw7*|unix_sv*) #(vi
2905 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
2906 if test "$GCC" != yes; then
2907 CC_SHARED_OPTS='-KPIC'
2909 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
2912 CC_SHARED_OPTS='unknown'
2913 MK_SHARED_LIB='echo unknown'
2917 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
2918 case "$cf_cv_shlib_version" in #(vi
2920 case "$MK_SHARED_LIB" in #(vi
2922 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
2925 AC_MSG_WARN(ignored --with-shlib-version)
2931 if test -n "$cf_ld_rpath_opt" ; then
2932 MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
2935 AC_SUBST(CC_SHARED_OPTS)
2936 AC_SUBST(LD_RPATH_OPT)
2937 AC_SUBST(LD_SHARED_OPTS)
2938 AC_SUBST(MK_SHARED_LIB)
2939 AC_SUBST(LINK_PROGS)
2940 AC_SUBST(LINK_TESTS)
2941 AC_SUBST(EXTRA_LDFLAGS)
2942 AC_SUBST(LOCAL_LDFLAGS)
2943 AC_SUBST(LOCAL_LDFLAGS2)
2944 AC_SUBST(INSTALL_LIB)
2946 dnl ---------------------------------------------------------------------------
2947 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
2948 dnl ----------------
2949 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
2950 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
2953 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
2954 dnl If missing, use "rel".
2955 define([CF_SHARED_SONAME],
2957 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
2958 if test "$cf_cv_shlib_version" = rel; then
2959 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
2961 cf_cv_shared_soname='`basename $[@]`'
2964 dnl ---------------------------------------------------------------------------
2965 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
2967 dnl Remove "-g" option from the compiler options
2968 AC_DEFUN([CF_STRIP_G_OPT],
2969 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
2970 dnl ---------------------------------------------------------------------------
2971 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
2973 dnl Construct a search-list for a nonstandard header/lib-file
2974 dnl $1 = the variable to return as result
2975 dnl $2 = the package name
2976 dnl $3 = the subdirectory, e.g., bin, include or lib
2977 AC_DEFUN([CF_SUBDIR_PATH],
2981 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
2982 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2983 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
2984 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
2985 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
2987 dnl ---------------------------------------------------------------------------
2988 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
2990 dnl Shorthand macro for substituting things that the user may override
2991 dnl with an environment variable.
2993 dnl $1 = long/descriptive name
2994 dnl $2 = environment variable
2995 dnl $3 = default value
2996 AC_DEFUN([CF_SUBST],
2997 [AC_CACHE_VAL(cf_cv_subst_$2,[
2998 AC_MSG_CHECKING(for $1 (symbol $2))
2999 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
3000 cf_cv_subst_$2=[$]$2
3001 AC_MSG_RESULT([$]$2)
3004 dnl ---------------------------------------------------------------------------
3005 dnl CF_TERM_HEADER version: 1 updated: 2005/12/31 13:26:39
3007 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3008 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3009 dnl but some packagers change this, breaking various applications.
3010 AC_DEFUN([CF_TERM_HEADER],[
3011 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3012 case ${cf_cv_ncurses_header} in #(vi
3013 */ncurses.h|*/ncursesw.h) #(vi
3014 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3017 cf_term_header=term.h
3021 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3023 AC_TRY_COMPILE([#include <stdio.h>
3024 #include <${cf_cv_ncurses_header-curses.h}>
3026 ],[int x = auto_left_margin],[
3027 cf_cv_term_header="$cf_test"],[
3028 cf_cv_term_header=unknown
3030 test "$cf_cv_term_header" != unknown && break
3034 # Set definitions to allow ifdef'ing to accommodate subdirectories
3036 case $cf_cv_term_header in # (vi
3038 AC_DEFINE(HAVE_TERM_H)
3042 case $cf_cv_term_header in # (vi
3043 ncurses/term.h) #(vi
3044 AC_DEFINE(HAVE_NCURSES_TERM_H)
3047 AC_DEFINE(HAVE_NCURSESW_TERM_H)
3051 dnl ---------------------------------------------------------------------------
3052 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
3054 dnl Define a top_builddir symbol, for applications that need an absolute path.
3055 AC_DEFUN([CF_TOP_BUILDDIR],
3058 AC_SUBST(top_builddir)
3060 dnl ---------------------------------------------------------------------------
3061 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3063 dnl Make an uppercase version of a variable
3064 dnl $1=uppercase($2)
3065 AC_DEFUN([CF_UPPER],
3067 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3069 dnl ---------------------------------------------------------------------------
3070 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
3072 dnl Check for multibyte support, and if not found, utf8 compatibility library
3073 AC_DEFUN([CF_UTF8_LIB],
3075 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3076 cf_save_LIBS="$LIBS"
3078 #include <stdlib.h>],[putwc(0,0);],
3079 [cf_cv_utf8_lib=yes],
3081 #include <libutf8.h>],[putwc(0,0);],utf8,
3082 [cf_cv_utf8_lib=add-on],
3083 [cf_cv_utf8_lib=no])
3086 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3088 if test "$cf_cv_utf8_lib" = "add-on" ; then
3089 AC_DEFINE(HAVE_LIBUTF8_H)
3090 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3091 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3092 CF_ADD_LIBS($cf_cv_library_file_utf8)
3095 dnl ---------------------------------------------------------------------------
3096 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3098 dnl Use AC_VERBOSE w/o the warnings
3099 AC_DEFUN([CF_VERBOSE],
3100 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3103 dnl ---------------------------------------------------------------------------
3104 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3106 dnl Check for compiler-support for weak symbols.
3107 dnl This works with "recent" gcc.
3108 AC_DEFUN([CF_WEAK_SYMBOLS],[
3109 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3112 #include <stdio.h>],
3114 #if defined(__GNUC__)
3115 # if defined __USE_ISOC99
3116 # define _cat_pragma(exp) _Pragma(#exp)
3117 # define _weak_pragma(exp) _cat_pragma(weak name)
3119 # define _weak_pragma(exp)
3121 # define _declare(name) __extension__ extern __typeof__(name) name
3122 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3126 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3129 dnl ---------------------------------------------------------------------------
3130 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3131 dnl --------------------
3132 dnl Command-line option to specify the Ada95 compiler.
3133 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3134 AC_MSG_CHECKING(for ada-compiler)
3135 AC_ARG_WITH(ada-compiler,
3136 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3137 [cf_ada_compiler=$withval],
3138 [cf_ada_compiler=gnatmake])
3139 AC_SUBST(cf_ada_compiler)
3140 AC_MSG_RESULT($cf_ada_compiler)
3142 dnl ---------------------------------------------------------------------------
3143 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3144 dnl -------------------
3145 dnl Command-line option to specify where Ada includes will install.
3146 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3147 AC_MSG_CHECKING(for ada-include)
3148 CF_WITH_PATH(ada-include,
3149 [ --with-ada-include=DIR Ada includes are in DIR],
3151 PREFIX/share/ada/adainclude,
3152 [$]prefix/share/ada/adainclude)
3153 AC_SUBST(ADA_INCLUDE)
3154 AC_MSG_RESULT($ADA_INCLUDE)
3156 dnl ---------------------------------------------------------------------------
3157 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3158 dnl -------------------
3159 dnl Command-line option to specify where Ada objects will install.
3160 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3161 AC_MSG_CHECKING(for ada-objects)
3162 CF_WITH_PATH(ada-objects,
3163 [ --with-ada-objects=DIR Ada objects are in DIR],
3165 PREFIX/lib/ada/adalib,
3166 [$]prefix/lib/ada/adalib)
3167 AC_SUBST(ADA_OBJECTS)
3168 AC_MSG_RESULT($ADA_OBJECTS)
3170 dnl ---------------------------------------------------------------------------
3171 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
3172 dnl ---------------------
3173 dnl Command-line option to specify if an Ada95 shared-library should be built,
3174 dnl and optionally what its soname should be.
3175 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3176 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3177 AC_ARG_WITH(ada-sharedlib,
3178 [ --with-ada-sharedlib=XX build Ada95 shared-library],
3179 [with_ada_sharedlib=$withval],
3180 [with_ada_sharedlib=no])
3181 AC_MSG_RESULT($with_ada_sharedlib)
3183 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3184 MAKE_ADA_SHAREDLIB="#"
3186 if test "x$with_ada_sharedlib" != xno
3189 if test "x$with_ada_sharedlib" != xyes
3191 ADA_SHAREDLIB="$with_ada_sharedlib"
3195 AC_SUBST(ADA_SHAREDLIB)
3196 AC_SUBST(MAKE_ADA_SHAREDLIB)
3198 dnl ---------------------------------------------------------------------------
3199 dnl CF_WITH_CURSES_DIR version: 2 updated: 2002/11/10 14:46:59
3200 dnl ------------------
3201 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3203 AC_DEFUN([CF_WITH_CURSES_DIR],[
3204 AC_ARG_WITH(curses-dir,
3205 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3206 [CF_PATH_SYNTAX(withval)
3207 cf_cv_curses_dir=$withval],
3208 [cf_cv_curses_dir=no])
3210 dnl ---------------------------------------------------------------------------
3211 dnl CF_WITH_PATH version: 9 updated: 2010/05/26 05:38:42
3213 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3214 dnl defaulting to yes/no.
3216 dnl $1 = option name
3218 dnl $3 = environment variable to set
3219 dnl $4 = default value, shown in the help-message, must be a constant
3220 dnl $5 = default value, if it's an expression & cannot be in the help-message
3222 AC_DEFUN([CF_WITH_PATH],
3223 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3224 ifelse([$4],,[withval="${$3}"],[withval="${$3-ifelse([$5],,[$4],[$5])}"]))dnl
3225 if ifelse([$5],,true,[test -n "$5"]) ; then
3226 CF_PATH_SYNTAX(withval)
3231 dnl ---------------------------------------------------------------------------
3232 dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
3234 dnl Check for POSIX thread library.
3235 AC_DEFUN([CF_WITH_PTHREAD],
3237 AC_MSG_CHECKING(if you want to link with the pthread library)
3238 AC_ARG_WITH(pthread,
3239 [ --with-pthread use POSIX thread library],
3240 [with_pthread=$withval],
3242 AC_MSG_RESULT($with_pthread)
3244 if test "$with_pthread" != no ; then
3245 AC_CHECK_HEADER(pthread.h,[
3246 AC_DEFINE(HAVE_PTHREADS_H)
3248 AC_MSG_CHECKING(if we can link with the pthread library)
3249 cf_save_LIBS="$LIBS"
3252 #include <pthread.h>
3254 int rc = pthread_create(0,0,0,0);
3255 ],[with_pthread=yes],[with_pthread=no])
3256 LIBS="$cf_save_LIBS"
3257 AC_MSG_RESULT($with_pthread)
3259 if test "$with_pthread" = yes ; then
3261 AC_DEFINE(HAVE_LIBPTHREADS)
3263 AC_MSG_ERROR(Cannot link with pthread library)
3268 dnl ---------------------------------------------------------------------------
3269 dnl CF_XOPEN_SOURCE version: 34 updated: 2010/05/26 05:38:42
3271 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3272 dnl or adapt to the vendor's definitions to get equivalent functionality,
3273 dnl without losing the common non-POSIX features.
3276 dnl $1 is the nominal value for _XOPEN_SOURCE
3277 dnl $2 is the nominal value for _POSIX_C_SOURCE
3278 AC_DEFUN([CF_XOPEN_SOURCE],[
3280 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3281 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3284 case $host_os in #(vi
3286 cf_xopen_source="-D_ALL_SOURCE"
3288 darwin[[0-8]].*) #(vi
3289 cf_xopen_source="-D_APPLE_C_SOURCE"
3292 cf_xopen_source="-D_DARWIN_C_SOURCE"
3294 freebsd*|dragonfly*) #(vi
3295 # 5.x headers associate
3296 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3297 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3298 cf_POSIX_C_SOURCE=200112L
3300 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3303 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3306 cf_xopen_source="-D_HPUX_SOURCE"
3309 cf_xopen_source="-D_SGI_SOURCE"
3311 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3315 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
3318 # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3321 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3324 cf_xopen_source="-D_OSF_SOURCE"
3327 cf_xopen_source="-D_QNX_SOURCE"
3330 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3332 solaris2.1[[0-9]]) #(vi
3333 cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3335 solaris2.[[1-9]]) #(vi
3336 cf_xopen_source="-D__EXTENSIONS__"
3339 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3340 AC_TRY_COMPILE([#include <sys/types.h>],[
3341 #ifndef _XOPEN_SOURCE
3344 [cf_cv_xopen_source=no],
3345 [cf_save="$CPPFLAGS"
3346 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3347 AC_TRY_COMPILE([#include <sys/types.h>],[
3348 #ifdef _XOPEN_SOURCE
3351 [cf_cv_xopen_source=no],
3352 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3356 if test "$cf_cv_xopen_source" != no ; then
3357 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3358 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3359 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3360 CF_ADD_CFLAGS($cf_temp_xopen_source)
3362 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3366 if test -n "$cf_xopen_source" ; then
3367 CF_ADD_CFLAGS($cf_xopen_source)