1 dnl***************************************************************************
2 dnl Copyright (c) 2010-2011,2012 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. *
23 dnl Except as contained in this notice, the name(s) of the above copyright *
24 dnl holders shall not be used in advertising or otherwise to promote the *
25 dnl sale, use or other dealings in this Software without prior written *
27 dnl***************************************************************************
29 dnl Author: Thomas E. Dickey
31 dnl $Id: aclocal.m4,v 1.44 2012/01/22 00:33:42 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_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
43 dnl ------------------
44 dnl Conditionally generate script according to whether we're using a given autoconf.
46 dnl $1 = version to compare against
47 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
48 dnl $3 = code to use if AC_ACVERSION is older than $1.
49 define(CF_ACVERSION_CHECK,
51 ifdef([m4_version_compare],
52 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
53 [CF_ACVERSION_COMPARE(
54 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
55 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
56 dnl ---------------------------------------------------------------------------
57 dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
58 dnl --------------------
59 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
60 dnl MAJOR2, MINOR2, TERNARY2,
61 dnl PRINTABLE2, not FOUND, FOUND)
62 define(CF_ACVERSION_COMPARE,
63 [ifelse(builtin([eval], [$2 < $5]), 1,
64 [ifelse([$8], , ,[$8])],
65 [ifelse([$9], , ,[$9])])])dnl
66 dnl ---------------------------------------------------------------------------
67 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
68 dnl -------------------
69 dnl Construct the list of include-options for the C programs in the Ada95
71 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
73 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
74 if test "$srcdir" != "."; then
75 ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
77 if test "$GCC" != yes; then
78 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
79 elif test "$includedir" != "/usr/include"; then
80 if test "$includedir" = '${prefix}/include' ; then
81 if test $prefix != /usr ; then
82 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
85 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
90 dnl ---------------------------------------------------------------------------
91 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
93 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
94 AC_DEFUN([CF_ADD_ADAFLAGS],[
95 ADAFLAGS="$ADAFLAGS $1"
98 dnl ---------------------------------------------------------------------------
99 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
101 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
102 dnl The second parameter if given makes this macro verbose.
104 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
105 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
106 dnl confused by the quotes (which require backslashes to keep them usable).
107 AC_DEFUN([CF_ADD_CFLAGS],
112 cf_new_extra_cppflags=
114 for cf_add_cflags in $1
116 case $cf_fix_cppflags in
118 case $cf_add_cflags in #(vi
119 -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
120 case $cf_add_cflags in
122 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
124 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
125 && test -z "${cf_tst_cflags}" \
126 && cf_fix_cppflags=yes
128 if test $cf_fix_cppflags = yes ; then
129 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
131 elif test "${cf_tst_cflags}" = "\"'" ; then
132 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
138 *$cf_add_cflags) #(vi
141 case $cf_add_cflags in #(vi
143 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
144 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
147 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
152 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
157 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
159 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
161 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
162 && test -z "${cf_tst_cflags}" \
163 && cf_fix_cppflags=no
168 if test -n "$cf_new_cflags" ; then
169 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
170 CFLAGS="$CFLAGS $cf_new_cflags"
173 if test -n "$cf_new_cppflags" ; then
174 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
175 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
178 if test -n "$cf_new_extra_cppflags" ; then
179 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
180 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
183 AC_SUBST(EXTRA_CPPFLAGS)
186 dnl ---------------------------------------------------------------------------
187 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
189 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
190 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
191 dnl but old versions (and some misinstalled ones) need that. To make things
192 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
193 dnl the include-path).
194 AC_DEFUN([CF_ADD_INCDIR],
196 if test -n "$1" ; then
197 for cf_add_incdir in $1
199 while test $cf_add_incdir != /usr/include
201 if test -d $cf_add_incdir
204 if test -n "$CFLAGS$CPPFLAGS" ; then
205 # a loop is needed to ensure we can add subdirs of existing dirs
206 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
207 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
208 cf_have_incdir=yes; break
213 if test "$cf_have_incdir" = no ; then
214 if test "$cf_add_incdir" = /usr/local/include ; then
217 cf_save_CPPFLAGS=$CPPFLAGS
218 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
219 AC_TRY_COMPILE([#include <stdio.h>],
222 [cf_have_incdir=yes])
223 CPPFLAGS=$cf_save_CPPFLAGS
228 if test "$cf_have_incdir" = no ; then
229 CF_VERBOSE(adding $cf_add_incdir to include-path)
230 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
232 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
233 test "$cf_top_incdir" = "$cf_add_incdir" && break
234 cf_add_incdir="$cf_top_incdir"
243 dnl ---------------------------------------------------------------------------
244 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
246 dnl Add a library, used to enforce consistency.
248 dnl $1 = library to add, without the "-l"
249 dnl $2 = variable to update (default $LIBS)
250 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
251 dnl ---------------------------------------------------------------------------
252 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
254 dnl Adds to the library-path
256 dnl Some machines have trouble with multiple -L options.
258 dnl $1 is the (list of) directory(s) to add
259 dnl $2 is the optional name of the variable to update (default LDFLAGS)
261 AC_DEFUN([CF_ADD_LIBDIR],
263 if test -n "$1" ; then
264 for cf_add_libdir in $1
266 if test $cf_add_libdir = /usr/lib ; then
268 elif test -d $cf_add_libdir
271 if test -n "$LDFLAGS$LIBS" ; then
272 # a loop is needed to ensure we can add subdirs of existing dirs
273 for cf_test_libdir in $LDFLAGS $LIBS ; do
274 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
275 cf_have_libdir=yes; break
279 if test "$cf_have_libdir" = no ; then
280 CF_VERBOSE(adding $cf_add_libdir to library-path)
281 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
287 dnl ---------------------------------------------------------------------------
288 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
290 dnl Add one or more libraries, used to enforce consistency.
292 dnl $1 = libraries to add, with the "-l", etc.
293 dnl $2 = variable to update (default $LIBS)
294 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
295 dnl ---------------------------------------------------------------------------
296 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
297 dnl ------------------
298 dnl Append to a search-list for a nonstandard header/lib-file
299 dnl $1 = the variable to return as result
300 dnl $2 = the package name
301 dnl $3 = the subdirectory, e.g., bin, include or lib
302 dnl $4 = the directory under which we will test for subdirectories
303 dnl $5 = a directory that we do not want $4 to match
304 AC_DEFUN([CF_ADD_SUBDIR_PATH],
306 test "$4" != "$5" && \
308 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
309 test -n "$verbose" && echo " ... testing for $3-directories under $4"
310 test -d $4/$3 && $1="[$]$1 $4/$3"
311 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
312 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
313 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
314 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
317 dnl ---------------------------------------------------------------------------
318 dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
320 dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
321 dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
322 AC_DEFUN([CF_ANSI_CC_CHECK],
324 # This should have been defined by AC_PROG_CC
327 # Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
328 # into CC. This will not help with broken scripts that wrap the compiler with
329 # options, but eliminates a more common category of user confusion.
330 AC_MSG_CHECKING(\$CC variable)
333 AC_MSG_RESULT(broken)
334 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
336 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
337 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
338 CF_ADD_CFLAGS($cf_flags)
345 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
347 cf_save_CFLAGS="$CFLAGS"
348 cf_save_CPPFLAGS="$CPPFLAGS"
349 # Don't try gcc -ansi; that turns off useful extensions and
350 # breaks some systems' header files.
352 # Ultrix and OSF/1 -std1
353 # HP-UX -Aa -D_HPUX_SOURCE
355 # UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes)
356 for cf_arg in "-DCC_HAS_PROTOS" \
361 "-Aa -D_HPUX_SOURCE" \
364 CF_ADD_CFLAGS($cf_arg)
367 #ifndef CC_HAS_PROTOS
368 #if !defined(__STDC__) || (__STDC__ != 1)
373 int test (int i, double x);
374 struct s1 {int (*f) (int a);};
375 struct s2 {int (*f) (double a);};],
376 [cf_cv_ansi_cc="$cf_arg"; break])
378 CFLAGS="$cf_save_CFLAGS"
379 CPPFLAGS="$cf_save_CPPFLAGS"
382 if test "$cf_cv_ansi_cc" != "no"; then
383 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
384 CF_ADD_CFLAGS($cf_cv_ansi_cc)
386 AC_DEFINE(CC_HAS_PROTOS)
390 dnl ---------------------------------------------------------------------------
391 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
393 dnl For programs that must use an ANSI compiler, obtain compiler options that
394 dnl will make it recognize prototypes. We'll do preprocessor checks in other
395 dnl macros, since tools such as unproto can fake prototypes, but only part of
396 dnl the preprocessor.
397 AC_DEFUN([CF_ANSI_CC_REQD],
398 [AC_REQUIRE([CF_ANSI_CC_CHECK])
399 if test "$cf_cv_ansi_cc" = "no"; then
401 [Your compiler does not appear to recognize prototypes.
402 You have the following choices:
403 a. adjust your compiler options
404 b. get an up-to-date compiler
405 c. use a wrapper such as unproto])
408 dnl ---------------------------------------------------------------------------
409 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
411 dnl Check for suitable "ar" (archiver) options for updating an archive.
412 AC_DEFUN([CF_AR_FLAGS],[
413 AC_REQUIRE([CF_PROG_AR])
415 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
416 cf_cv_ar_flags=unknown
417 for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
420 # check if $ARFLAGS already contains this choice
421 if test "x$ARFLAGS" != "x" ; then
422 cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
423 if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
429 rm -f conftest.$ac_cv_objext
432 cat >conftest.$ac_ext <<EOF
433 #line __oline__ "configure"
434 int testdata[[3]] = { 123, 456, 789 };
436 if AC_TRY_EVAL(ac_compile) ; then
437 echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
438 $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
439 if test -f conftest.a ; then
440 cf_cv_ar_flags=$cf_ar_flags
444 CF_VERBOSE(cannot compile test-program)
448 rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
451 if test -n "$ARFLAGS" ; then
452 if test -n "$cf_cv_ar_flags" ; then
453 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
456 ARFLAGS=$cf_cv_ar_flags
461 dnl ---------------------------------------------------------------------------
462 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
464 dnl If we're cross-compiling, allow the user to override the tools and their
465 dnl options. The configure script is oriented toward identifying the host
466 dnl compiler, etc., but we need a build compiler to generate parts of the
469 dnl $1 = default for $CPPFLAGS
470 dnl $2 = default for $LIBS
471 AC_DEFUN([CF_BUILD_CC],[
472 AC_REQUIRE([CF_PROG_EXT])
473 if test "$cross_compiling" = yes ; then
475 # defaults that we might want to override
476 : ${BUILD_CFLAGS:=''}
477 : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
478 : ${BUILD_LDFLAGS:=''}
479 : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
480 : ${BUILD_EXEEXT:='$x'}
481 : ${BUILD_OBJEXT:='o'}
483 AC_ARG_WITH(build-cc,
484 [ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
485 [BUILD_CC="$withval"],
486 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
487 AC_MSG_CHECKING(for native build C compiler)
488 AC_MSG_RESULT($BUILD_CC)
490 AC_MSG_CHECKING(for native build C preprocessor)
491 AC_ARG_WITH(build-cpp,
492 [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
493 [BUILD_CPP="$withval"],
494 [BUILD_CPP='${BUILD_CC} -E'])
495 AC_MSG_RESULT($BUILD_CPP)
497 AC_MSG_CHECKING(for native build C flags)
498 AC_ARG_WITH(build-cflags,
499 [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
500 [BUILD_CFLAGS="$withval"])
501 AC_MSG_RESULT($BUILD_CFLAGS)
503 AC_MSG_CHECKING(for native build C preprocessor-flags)
504 AC_ARG_WITH(build-cppflags,
505 [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
506 [BUILD_CPPFLAGS="$withval"])
507 AC_MSG_RESULT($BUILD_CPPFLAGS)
509 AC_MSG_CHECKING(for native build linker-flags)
510 AC_ARG_WITH(build-ldflags,
511 [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
512 [BUILD_LDFLAGS="$withval"])
513 AC_MSG_RESULT($BUILD_LDFLAGS)
515 AC_MSG_CHECKING(for native build linker-libraries)
516 AC_ARG_WITH(build-libs,
517 [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})],
518 [BUILD_LIBS="$withval"])
519 AC_MSG_RESULT($BUILD_LIBS)
521 # this assumes we're on Unix.
525 : ${BUILD_CC:='${CC}'}
527 if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
528 AC_MSG_ERROR([Cross-build requires two compilers.
529 Use --with-build-cc to specify the native compiler.])
533 : ${BUILD_CC:='${CC}'}
534 : ${BUILD_CPP:='${CPP}'}
535 : ${BUILD_CFLAGS:='${CFLAGS}'}
536 : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
537 : ${BUILD_LDFLAGS:='${LDFLAGS}'}
538 : ${BUILD_LIBS:='${LIBS}'}
539 : ${BUILD_EXEEXT:='$x'}
540 : ${BUILD_OBJEXT:='o'}
545 AC_SUBST(BUILD_CFLAGS)
546 AC_SUBST(BUILD_CPPFLAGS)
547 AC_SUBST(BUILD_LDFLAGS)
549 AC_SUBST(BUILD_EXEEXT)
550 AC_SUBST(BUILD_OBJEXT)
552 dnl ---------------------------------------------------------------------------
553 dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
555 dnl Determine the default configuration into which we'll install ncurses. This
556 dnl can be overridden by the user's command-line options. There's two items to
558 dnl 1. the prefix (e.g., /usr)
559 dnl 2. the header files (e.g., /usr/include/ncurses)
560 dnl We'll look for a previous installation of ncurses and use the same defaults.
562 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
563 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
564 dnl programs from a vendor's.
565 AC_DEFUN([CF_CFG_DEFAULTS],
567 AC_MSG_CHECKING(for prefix)
568 if test "x$prefix" = "xNONE" ; then
569 case "$cf_cv_system_name" in
570 # non-vendor systems don't have a conflict
571 openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
574 *) prefix=$ac_default_prefix
578 AC_MSG_RESULT($prefix)
580 if test "x$prefix" = "xNONE" ; then
581 AC_MSG_CHECKING(for default include-directory)
582 test -n "$verbose" && echo 1>&AC_FD_MSG
585 $includedir/ncurses \
587 $prefix/include/ncurses \
589 /usr/local/include/ncurses \
593 cf_dir=`eval echo $cf_symbol`
594 if test -f $cf_dir/curses.h ; then
595 if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
596 includedir="$cf_symbol"
597 test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
601 test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
603 AC_MSG_RESULT($includedir)
606 dnl ---------------------------------------------------------------------------
607 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
609 dnl Check if we're accidentally using a cache from a different machine.
610 dnl Derive the system name, as a check for reusing the autoconf cache.
612 dnl If we've packaged config.guess and config.sub, run that (since it does a
613 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
614 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
615 dnl which is useful in cross-compiles.
617 dnl Note: we would use $ac_config_sub, but that is one of the places where
618 dnl autoconf 2.5x broke compatibility with autoconf 2.13
619 AC_DEFUN([CF_CHECK_CACHE],
621 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
622 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
623 system_name="$host_os"
625 system_name="`(uname -s -r) 2>/dev/null`"
626 if test -z "$system_name" ; then
627 system_name="`(hostname) 2>/dev/null`"
630 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
631 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
633 test -z "$system_name" && system_name="$cf_cv_system_name"
634 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
636 if test ".$system_name" != ".$cf_cv_system_name" ; then
637 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
638 AC_MSG_ERROR("Please remove config.cache and try again.")
641 dnl ---------------------------------------------------------------------------
642 dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45
644 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
645 dnl variations of ncurses' installs.
647 dnl $1 = ncurses when looking for ncurses, or is empty
648 AC_DEFUN([CF_CURSES_HEADER],[
649 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
650 cf_cv_ncurses_header=none
651 for cf_header in ifelse($1,,,[ \
655 curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
657 AC_TRY_COMPILE([#include <${cf_header}>],
658 [initscr(); tgoto("?", 0,0)],
659 [cf_cv_ncurses_header=$cf_header; break],[])
663 if test "$cf_cv_ncurses_header" = none ; then
664 AC_MSG_ERROR(No curses header-files found)
667 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
668 AC_CHECK_HEADERS($cf_cv_ncurses_header)
670 dnl ---------------------------------------------------------------------------
671 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
673 dnl "dirname" is not portable, so we fake it with a shell script.
674 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
675 dnl ---------------------------------------------------------------------------
676 dnl CF_ENABLE_PC_FILES version: 7 updated: 2011/12/10 18:58:47
677 dnl ------------------
678 dnl This is the "--enable-pc-files" option, which is available if there is a
679 dnl pkg-config configuration on the local machine.
680 AC_DEFUN([CF_ENABLE_PC_FILES],[
681 AC_REQUIRE([CF_PKG_CONFIG])
682 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
684 if test "$PKG_CONFIG" != none ; then
685 if test -n "$PKG_CONFIG_LIBDIR" && test -d "$PKG_CONFIG_LIBDIR" ; then
686 AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
687 AC_ARG_ENABLE(pc-files,
688 [ --enable-pc-files generate and install .pc files for pkg-config],
689 [enable_pc_files=$enableval],
690 [enable_pc_files=no])
691 AC_MSG_RESULT($enable_pc_files)
692 elif test -z "$PKG_CONFIG_LIBDIR" || test "$PKG_CONFIG_LIBDIR" != no; then
694 AC_MSG_WARN(did not find $PKG_CONFIG library)
700 dnl ---------------------------------------------------------------------------
701 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
703 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
704 dnl prefer a standard location, and use -L options only if we do not find the
705 dnl library in the standard library location(s).
706 dnl $1 = library name
707 dnl $2 = library class, usually the same as library name
709 dnl $4 = code fragment to compile/link
710 dnl $5 = corresponding function-name
711 dnl $6 = flag, nonnull if failure should not cause an error-exit
713 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
714 dnl to use a -L option.
715 AC_DEFUN([CF_FIND_LIBRARY],
717 eval 'cf_cv_have_lib_'$1'=no'
720 eval 'cf_cv_have_lib_'$1'=yes',[
722 AC_MSG_CHECKING(for $5 in -l$1)
724 AC_TRY_LINK([$3],[$4],
726 eval 'cf_cv_have_lib_'$1'=yes'
729 CF_LIBRARY_PATH(cf_search,$2)
730 for cf_libdir in $cf_search
732 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
733 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
734 AC_TRY_LINK([$3],[$4],
736 eval 'cf_cv_have_lib_'$1'=yes'
739 LIBS="$cf_save_LIBS"])
743 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
745 if test $cf_found_library = no ; then
746 AC_MSG_ERROR(Cannot link $1 library)
750 dnl ---------------------------------------------------------------------------
751 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
753 dnl Find a library (specifically the linkage used in the code fragment),
754 dnl searching for it if it is not already in the library path.
755 dnl See also CF_ADD_SEARCHPATH.
757 dnl Parameters (4-on are optional):
758 dnl $1 = headers for library entrypoint
759 dnl $2 = code fragment for library entrypoint
760 dnl $3 = the library name without the "-l" option or ".so" suffix.
761 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
762 dnl $5 = action to perform if not successful
763 dnl $6 = module name, if not the same as the library name
764 dnl $7 = extra libraries
766 dnl Sets these variables:
767 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
768 dnl $cf_cv_header_path_$3 - include-directory if needed
769 dnl $cf_cv_library_path_$3 - library-directory if needed
770 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
771 AC_DEFUN([CF_FIND_LINKAGE],[
773 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
774 # will be set on completion of the AC_TRY_LINK below.
775 cf_cv_header_path_$3=
776 cf_cv_library_path_$3=
778 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
782 AC_TRY_LINK([$1],[$2],[
783 cf_cv_find_linkage_$3=yes
784 cf_cv_header_path_$3=/usr/include
785 cf_cv_library_path_$3=/usr/lib
788 LIBS="-l$3 $7 $cf_save_LIBS"
790 AC_TRY_LINK([$1],[$2],[
791 cf_cv_find_linkage_$3=yes
792 cf_cv_header_path_$3=/usr/include
793 cf_cv_library_path_$3=/usr/lib
794 cf_cv_library_file_$3="-l$3"
796 cf_cv_find_linkage_$3=no
799 CF_VERBOSE(find linkage for $3 library)
800 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
802 cf_save_CPPFLAGS="$CPPFLAGS"
803 cf_test_CPPFLAGS="$CPPFLAGS"
805 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
806 for cf_cv_header_path_$3 in $cf_search
808 if test -d $cf_cv_header_path_$3 ; then
809 CF_VERBOSE(... testing $cf_cv_header_path_$3)
810 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
811 AC_TRY_COMPILE([$1],[$2],[
812 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
813 cf_cv_find_linkage_$3=maybe
814 cf_test_CPPFLAGS="$CPPFLAGS"
816 CPPFLAGS="$cf_save_CPPFLAGS"
821 if test "$cf_cv_find_linkage_$3" = maybe ; then
823 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
826 cf_save_LDFLAGS="$LDFLAGS"
829 CPPFLAGS="$cf_test_CPPFLAGS"
830 LIBS="-l$3 $7 $cf_save_LIBS"
831 AC_TRY_LINK([$1],[$2],[
832 CF_VERBOSE(... found $3 library in system)
833 cf_cv_find_linkage_$3=yes])
834 CPPFLAGS="$cf_save_CPPFLAGS"
838 if test "$cf_cv_find_linkage_$3" != yes ; then
839 CF_LIBRARY_PATH(cf_search,$3)
840 for cf_cv_library_path_$3 in $cf_search
842 if test -d $cf_cv_library_path_$3 ; then
843 CF_VERBOSE(... testing $cf_cv_library_path_$3)
844 CPPFLAGS="$cf_test_CPPFLAGS"
845 LIBS="-l$3 $7 $cf_save_LIBS"
846 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
847 AC_TRY_LINK([$1],[$2],[
848 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
849 cf_cv_find_linkage_$3=yes
850 cf_cv_library_file_$3="-l$3"
852 CPPFLAGS="$cf_save_CPPFLAGS"
854 LDFLAGS="$cf_save_LDFLAGS"
858 CPPFLAGS="$cf_save_CPPFLAGS"
859 LDFLAGS="$cf_save_LDFLAGS"
863 cf_cv_find_linkage_$3=no
870 if test "$cf_cv_find_linkage_$3" = yes ; then
872 CF_ADD_INCDIR($cf_cv_header_path_$3)
873 CF_ADD_LIBDIR($cf_cv_library_path_$3)
877 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
880 dnl ---------------------------------------------------------------------------
881 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
882 dnl -----------------
883 dnl Test for availability of useful gcc __attribute__ directives to quiet
884 dnl compiler warnings. Though useful, not all are supported -- and contrary
885 dnl to documentation, unrecognized directives cause older compilers to barf.
886 AC_DEFUN([CF_GCC_ATTRIBUTES],
890 cat > conftest.i <<EOF
898 #define GCC_NORETURN /* nothing */
901 #define GCC_UNUSED /* nothing */
906 AC_CHECKING([for $CC __attribute__ directives])
907 cat > conftest.$ac_ext <<EOF
908 #line __oline__ "${as_me:-configure}"
909 #include "confdefs.h"
910 #include "conftest.h"
911 #include "conftest.i"
913 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
915 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
918 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
920 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
922 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
923 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
924 extern void foo(void) GCC_NORETURN;
925 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
927 cf_printf_attribute=no
928 cf_scanf_attribute=no
929 for cf_attribute in scanf printf unused noreturn
931 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
932 cf_directive="__attribute__(($cf_attribute))"
933 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
935 case $cf_attribute in #(vi
937 cf_printf_attribute=yes
938 cat >conftest.h <<EOF
939 #define GCC_$cf_ATTRIBUTE 1
943 cf_scanf_attribute=yes
944 cat >conftest.h <<EOF
945 #define GCC_$cf_ATTRIBUTE 1
949 cat >conftest.h <<EOF
950 #define GCC_$cf_ATTRIBUTE $cf_directive
955 if AC_TRY_EVAL(ac_compile); then
956 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
957 cat conftest.h >>confdefs.h
958 case $cf_attribute in #(vi
960 if test "$cf_printf_attribute" = no ; then
961 cat >>confdefs.h <<EOF
962 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
965 cat >>confdefs.h <<EOF
966 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
971 if test "$cf_scanf_attribute" = no ; then
972 cat >>confdefs.h <<EOF
973 #define GCC_SCANFLIKE(fmt,var) /* nothing */
976 cat >>confdefs.h <<EOF
977 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
985 fgrep define conftest.i >>confdefs.h
990 dnl ---------------------------------------------------------------------------
991 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
993 dnl Find version of gcc
994 AC_DEFUN([CF_GCC_VERSION],[
995 AC_REQUIRE([AC_PROG_CC])
997 if test "$GCC" = yes ; then
998 AC_MSG_CHECKING(version of $CC)
999 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1000 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1001 AC_MSG_RESULT($GCC_VERSION)
1004 dnl ---------------------------------------------------------------------------
1005 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
1007 dnl Check if the compiler supports useful warning options. There's a few that
1008 dnl we don't use, simply because they're too noisy:
1010 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1011 dnl -Wredundant-decls (system headers make this too noisy)
1012 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1013 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1014 dnl is enabled for ncurses using "--enable-const".
1018 dnl $1 is an optional list of gcc warning flags that a particular
1019 dnl application might want to use, e.g., "no-unused" for
1022 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1024 AC_DEFUN([CF_GCC_WARNINGS],
1026 AC_REQUIRE([CF_GCC_VERSION])
1027 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1029 cat > conftest.$ac_ext <<EOF
1030 #line __oline__ "${as_me:-configure}"
1031 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1034 if test "$INTEL_COMPILER" = yes
1036 # The "-wdXXX" options suppress warnings:
1037 # remark #1419: external declaration in primary source file
1038 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1039 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1040 # remark #193: zero used for undefined preprocessing identifier
1041 # remark #593: variable "curs_sb_left_arrow" was set but never used
1042 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1043 # remark #869: parameter "tw" was never referenced
1044 # remark #981: operands are evaluated in unspecified order
1045 # warning #279: controlling expression is constant
1047 AC_CHECKING([for $CC warning options])
1048 cf_save_CFLAGS="$CFLAGS"
1049 EXTRA_CFLAGS="-Wall"
1061 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1062 if AC_TRY_EVAL(ac_compile); then
1063 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1064 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1067 CFLAGS="$cf_save_CFLAGS"
1069 elif test "$GCC" = yes
1071 AC_CHECKING([for $CC warning options])
1072 cf_save_CFLAGS="$CFLAGS"
1075 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1076 for cf_opt in W Wall \
1077 Wbad-function-cast \
1081 Wmissing-declarations \
1082 Wmissing-prototypes \
1086 Wstrict-prototypes \
1087 Wundef $cf_warn_CONST $1
1089 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1090 if AC_TRY_EVAL(ac_compile); then
1091 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1092 case $cf_opt in #(vi
1094 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1097 case $GCC_VERSION in
1099 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1104 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1107 CFLAGS="$cf_save_CFLAGS"
1111 AC_SUBST(EXTRA_CFLAGS)
1113 dnl ---------------------------------------------------------------------------
1114 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1115 dnl ----------------
1116 AC_DEFUN([CF_GNAT_GENERICS],
1118 AC_REQUIRE([CF_GNAT_VERSION])
1120 AC_MSG_CHECKING(if GNAT supports generics)
1121 case $cf_gnat_version in #(vi
1122 3.[[1-9]]*|[[4-9]].*) #(vi
1123 cf_gnat_generics=yes
1129 AC_MSG_RESULT($cf_gnat_generics)
1131 if test "$cf_gnat_generics" = yes
1133 cf_compile_generics=generics
1134 cf_generic_objects="\${GENOBJS}"
1136 cf_compile_generics=
1140 AC_SUBST(cf_compile_generics)
1141 AC_SUBST(cf_generic_objects)
1143 dnl ---------------------------------------------------------------------------
1144 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1145 dnl --------------------
1146 dnl Check if the gnat pragma "Unreferenced" works.
1147 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1148 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1149 CF_GNAT_TRY_LINK([procedure conftest;],
1152 procedure conftest is
1154 pragma Unreferenced (test);
1157 Text_IO.Put ("Hello World");
1159 GNAT.OS_Lib.OS_Exit (0);
1161 [cf_cv_pragma_unreferenced=yes],
1162 [cf_cv_pragma_unreferenced=no])])
1164 # if the pragma is supported, use it (needed in the Trace code).
1165 if test $cf_cv_pragma_unreferenced = yes ; then
1170 AC_SUBST(PRAGMA_UNREF)
1172 dnl ---------------------------------------------------------------------------
1173 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1174 dnl ----------------
1175 dnl GNAT projects are configured with ".gpr" project files.
1176 dnl GNAT libraries are a further development, using the project feature.
1177 AC_DEFUN([CF_GNAT_PROJECTS],
1179 AC_REQUIRE([CF_GNAT_VERSION])
1181 cf_gnat_libraries=no
1184 AC_MSG_CHECKING(if GNAT supports project files)
1185 case $cf_gnat_version in #(vi
1189 case $cf_cv_system_name in #(vi
1193 mkdir conftest.src conftest.bin conftest.lib
1195 rm -rf conftest* *~conftest*
1196 cat >>library.gpr <<CF_EOF
1198 Kind := External ("LIB_KIND");
1199 for Library_Name use "ConfTest";
1200 for Object_Dir use ".";
1201 for Library_ALI_Dir use External("LIBRARY_DIR");
1202 for Library_Version use External ("SONAME");
1203 for Library_Kind use Kind;
1204 for Library_Dir use External("BUILD_DIR");
1205 Source_Dir := External ("SOURCE_DIR");
1206 for Source_Dirs use (Source_Dir);
1208 for Default_Switches ("Ada") use
1212 "-gnatVa", -- All validity checks
1213 "-gnatwa"); -- Activate all optional errors
1217 cat >>confpackage.ads <<CF_EOF
1218 package ConfPackage is
1222 cat >>confpackage.adb <<CF_EOF
1224 package body ConfPackage is
1225 procedure conftest is
1227 Text_IO.Put ("Hello World");
1232 if ( $cf_ada_make $ADAFLAGS \
1234 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1235 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1236 -XSOURCE_DIR=`pwd` \
1237 -XSONAME=libConfTest.so.1 \
1238 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1239 cf_gnat_projects=yes
1242 if test -f conftest.lib/confpackage.ali
1244 cf_gnat_libraries=yes
1246 rm -rf conftest* *~conftest*
1251 AC_MSG_RESULT($cf_gnat_projects)
1253 if test $cf_gnat_projects = yes
1255 AC_MSG_CHECKING(if GNAT supports libraries)
1256 AC_MSG_RESULT($cf_gnat_libraries)
1259 if test "$cf_gnat_projects" = yes
1261 USE_OLD_MAKERULES="#"
1262 USE_GNAT_PROJECTS=""
1264 USE_OLD_MAKERULES=""
1265 USE_GNAT_PROJECTS="#"
1268 if test "$cf_gnat_libraries" = yes
1270 USE_GNAT_LIBRARIES=""
1272 USE_GNAT_LIBRARIES="#"
1275 AC_SUBST(USE_OLD_MAKERULES)
1276 AC_SUBST(USE_GNAT_PROJECTS)
1277 AC_SUBST(USE_GNAT_LIBRARIES)
1279 dnl ---------------------------------------------------------------------------
1280 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1282 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1283 dnl is noted that gnat may compile a tasking unit even for configurations which
1284 dnl fail at runtime.
1285 AC_DEFUN([CF_GNAT_SIGINT],[
1286 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1287 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1291 pragma Warnings (Off); -- the next pragma exists since 3.11p
1292 pragma Unreserve_All_Interrupts;
1293 pragma Warnings (On);
1295 protected Process is
1297 function Continue return Boolean;
1298 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1300 Done : Boolean := False;
1304 [package body ConfTest is
1305 protected body Process is
1310 function Continue return Boolean is
1316 [cf_cv_gnat_sigint=yes],
1317 [cf_cv_gnat_sigint=no])])
1319 if test $cf_cv_gnat_sigint = yes ; then
1324 AC_SUBST(USE_GNAT_SIGINT)
1326 dnl ---------------------------------------------------------------------------
1327 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1328 dnl ----------------
1329 dnl Verify that a test program compiles/links with GNAT.
1330 dnl $cf_ada_make is set to the program that compiles/links
1331 dnl $ADAFLAGS may be set to the GNAT flags.
1333 dnl $1 is the text of the spec
1334 dnl $2 is the text of the body
1335 dnl $3 is the shell command to execute if successful
1336 dnl $4 is the shell command to execute if not successful
1337 AC_DEFUN([CF_GNAT_TRY_LINK],
1339 rm -rf conftest* *~conftest*
1340 cat >>conftest.ads <<CF_EOF
1343 cat >>conftest.adb <<CF_EOF
1346 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1347 ifelse($3,, :,[ $3])
1351 rm -rf conftest* *~conftest*
1353 dnl ---------------------------------------------------------------------------
1354 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1356 dnl Verify that a test program compiles and runs with GNAT
1357 dnl $cf_ada_make is set to the program that compiles/links
1358 dnl $ADAFLAGS may be set to the GNAT flags.
1360 dnl $1 is the text of the spec
1361 dnl $2 is the text of the body
1362 dnl $3 is the shell command to execute if successful
1363 dnl $4 is the shell command to execute if not successful
1364 AC_DEFUN([CF_GNAT_TRY_RUN],
1366 rm -rf conftest* *~conftest*
1367 cat >>conftest.ads <<CF_EOF
1370 cat >>conftest.adb <<CF_EOF
1373 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1374 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1375 ifelse($3,, :,[ $3])
1382 rm -rf conftest* *~conftest*
1384 dnl ---------------------------------------------------------------------------
1385 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
1387 dnl Verify version of GNAT.
1388 AC_DEFUN([CF_GNAT_VERSION],
1390 AC_MSG_CHECKING(for gnat version)
1391 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1392 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1393 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1394 AC_MSG_RESULT($cf_gnat_version)
1396 case $cf_gnat_version in #(vi
1397 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
1398 cf_cv_prog_gnat_correct=yes
1401 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1402 cf_cv_prog_gnat_correct=no
1406 dnl ---------------------------------------------------------------------------
1407 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1409 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1410 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1411 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1412 dnl since it is interwoven with GNU extensions.
1414 dnl Well, yes we could work around it...
1415 AC_DEFUN([CF_GNU_SOURCE],
1417 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1418 AC_TRY_COMPILE([#include <sys/types.h>],[
1419 #ifndef _XOPEN_SOURCE
1422 [cf_cv_gnu_source=no],
1423 [cf_save="$CPPFLAGS"
1424 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1425 AC_TRY_COMPILE([#include <sys/types.h>],[
1426 #ifdef _XOPEN_SOURCE
1429 [cf_cv_gnu_source=no],
1430 [cf_cv_gnu_source=yes])
1434 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1436 dnl ---------------------------------------------------------------------------
1437 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1439 dnl Construct a search-list of directories for a nonstandard header-file
1442 dnl $1 = the variable to return as result
1443 dnl $2 = the package name
1444 AC_DEFUN([CF_HEADER_PATH],
1448 # collect the current set of include-directories from compiler flags
1449 cf_header_path_list=""
1450 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1451 for cf_header_path in $CPPFLAGS $CFLAGS
1453 case $cf_header_path in #(vi
1455 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1456 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1457 cf_header_path_list="$cf_header_path_list [$]$1"
1463 # add the variations for the package we are looking for
1464 CF_SUBDIR_PATH($1,$2,include)
1466 test "$includedir" != NONE && \
1467 test "$includedir" != "/usr/include" && \
1468 test -d "$includedir" && {
1469 test -d $includedir && $1="[$]$1 $includedir"
1470 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1473 test "$oldincludedir" != NONE && \
1474 test "$oldincludedir" != "/usr/include" && \
1475 test -d "$oldincludedir" && {
1476 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1477 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1480 $1="[$]$1 $cf_header_path_list"
1482 dnl ---------------------------------------------------------------------------
1483 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1485 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1486 AC_DEFUN([CF_HELP_MESSAGE],
1487 [AC_DIVERT_HELP([$1])dnl
1489 dnl ---------------------------------------------------------------------------
1490 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
1492 dnl Construct the list of include-options according to whether we're building
1493 dnl in the source directory or using '--srcdir=DIR' option. If we're building
1494 dnl with gcc, don't append the includedir if it happens to be /usr/include,
1495 dnl since that usually breaks gcc's shadow-includes.
1496 AC_DEFUN([CF_INCLUDE_DIRS],
1498 CPPFLAGS="$CPPFLAGS -I. -I../include"
1499 if test "$srcdir" != "."; then
1500 CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
1502 if test "$GCC" != yes; then
1503 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1504 elif test "$includedir" != "/usr/include"; then
1505 if test "$includedir" = '${prefix}/include' ; then
1506 if test $prefix != /usr ; then
1507 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1510 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1515 dnl ---------------------------------------------------------------------------
1516 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
1517 dnl -----------------
1518 dnl Check if the given compiler is really the Intel compiler for Linux. It
1519 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1520 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1522 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1523 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1524 dnl the wrappers for gcc and g++ warnings.
1526 dnl $1 = GCC (default) or GXX
1527 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1528 dnl $3 = CFLAGS (default) or CXXFLAGS
1529 AC_DEFUN([CF_INTEL_COMPILER],[
1530 ifelse([$2],,INTEL_COMPILER,[$2])=no
1532 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1535 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1536 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1537 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1539 #ifdef __INTEL_COMPILER
1543 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1544 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1546 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1547 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1552 dnl ---------------------------------------------------------------------------
1553 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
1555 dnl Add checks for large file support.
1556 AC_DEFUN([CF_LARGEFILE],[
1557 ifdef([AC_FUNC_FSEEKO],[
1559 if test "$enable_largefile" != no ; then
1562 # Normally we would collect these definitions in the config.h,
1563 # but (like _XOPEN_SOURCE), some environments rely on having these
1564 # defined before any of the system headers are included. Another
1565 # case comes up with C++, e.g., on AIX the compiler compiles the
1566 # header files by themselves before looking at the body files it is
1567 # told to compile. For ncurses, those header files do not include
1569 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1570 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1571 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1573 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1575 #include <sys/types.h>
1578 /* if transitional largefile support is setup, this is true */
1579 extern struct dirent64 * readdir(DIR *);
1580 struct dirent64 *x = readdir((DIR *)0);
1581 struct dirent *y = readdir((DIR *)0);
1584 [cf_cv_struct_dirent64=yes],
1585 [cf_cv_struct_dirent64=no])
1587 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
1591 dnl ---------------------------------------------------------------------------
1592 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
1594 dnl For the given system and compiler, find the compiler flags to pass to the
1595 dnl loader to use the "rpath" feature.
1596 AC_DEFUN([CF_LD_RPATH_OPT],
1598 AC_REQUIRE([CF_CHECK_CACHE])
1601 AC_MSG_CHECKING(for an rpath option)
1602 case $cf_cv_system_name in #(vi
1604 if test "$GCC" = yes; then
1605 LD_RPATH_OPT="-Wl,-rpath,"
1607 LD_RPATH_OPT="-rpath "
1610 linux*|gnu*|k*bsd*-gnu) #(vi
1611 LD_RPATH_OPT="-Wl,-rpath,"
1613 openbsd[[2-9]].*|mirbsd*) #(vi
1614 LD_RPATH_OPT="-Wl,-rpath,"
1616 dragonfly*|freebsd*) #(vi
1617 LD_RPATH_OPT="-rpath "
1620 LD_RPATH_OPT="-Wl,-rpath,"
1623 LD_RPATH_OPT="-rpath "
1631 AC_MSG_RESULT($LD_RPATH_OPT)
1633 case "x$LD_RPATH_OPT" in #(vi
1635 AC_MSG_CHECKING(if we need a space after rpath option)
1636 cf_save_LIBS="$LIBS"
1637 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1638 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1639 LIBS="$cf_save_LIBS"
1640 AC_MSG_RESULT($cf_rpath_space)
1641 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1645 dnl ---------------------------------------------------------------------------
1646 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1648 dnl Construct a search-list of directories for a nonstandard library-file
1651 dnl $1 = the variable to return as result
1652 dnl $2 = the package name
1653 AC_DEFUN([CF_LIBRARY_PATH],
1656 cf_library_path_list=""
1657 if test -n "${LDFLAGS}${LIBS}" ; then
1658 for cf_library_path in $LDFLAGS $LIBS
1660 case $cf_library_path in #(vi
1662 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1663 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1664 cf_library_path_list="$cf_library_path_list [$]$1"
1670 CF_SUBDIR_PATH($1,$2,lib)
1672 $1="$cf_library_path_list [$]$1"
1674 dnl ---------------------------------------------------------------------------
1675 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
1677 dnl Compute the library-prefix for the given host system
1678 dnl $1 = variable to set
1679 define([CF_LIB_PREFIX],
1681 case $cf_cv_system_name in #(vi
1688 ifelse($1,,,[$1=$LIB_PREFIX])
1689 AC_SUBST(LIB_PREFIX)
1691 dnl ---------------------------------------------------------------------------
1692 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
1694 dnl Find the and soname for the given shared library. Set the cache variable
1695 dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
1696 dnl variable to "unknown".
1700 dnl $3 = library name
1701 AC_DEFUN([CF_LIB_SONAME],
1703 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
1705 cf_cv_$3_soname=unknown
1706 if test "$cross_compiling" != yes ; then
1707 cat >conftest.$ac_ext <<CF_EOF
1712 ${cf_cv_main_return:-return}(0);
1715 cf_save_LIBS="$LIBS"
1717 if AC_TRY_EVAL(ac_compile) ; then
1718 if AC_TRY_EVAL(ac_link) ; then
1719 cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
1720 test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
1724 LIBS="$cf_save_LIBS"
1728 dnl ---------------------------------------------------------------------------
1729 dnl CF_LIB_SUFFIX version: 17 updated: 2011/07/02 15:36:04
1731 dnl Compute the library file-suffix from the given model name
1733 dnl $2 = variable to set (the nominal library suffix)
1734 dnl $3 = dependency variable to set (actual filename)
1735 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1736 AC_DEFUN([CF_LIB_SUFFIX],
1738 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
1757 case $cf_cv_system_name in
1787 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1788 test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
1790 dnl ---------------------------------------------------------------------------
1791 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
1793 dnl Compute the string to append to -library from the given model name
1795 dnl $2 = variable to set
1796 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1797 AC_DEFUN([CF_LIB_TYPE],
1806 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1808 dnl ---------------------------------------------------------------------------
1809 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
1810 dnl ----------------
1811 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1812 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1813 dnl have to provide wrappers for global tables to ensure they're linked
1815 AC_DEFUN([CF_LINK_DATAONLY],
1817 AC_MSG_CHECKING([if data-only library module links])
1818 AC_CACHE_VAL(cf_cv_link_dataonly,[
1820 cat >conftest.$ac_ext <<EOF
1821 #line __oline__ "configure"
1822 int testdata[[3]] = { 123, 456, 789 };
1824 if AC_TRY_EVAL(ac_compile) ; then
1825 mv conftest.o data.o && \
1826 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1828 rm -f conftest.$ac_ext data.o
1829 cat >conftest.$ac_ext <<EOF
1830 #line __oline__ "configure"
1834 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1836 extern int testdata[[3]];
1837 return testdata[[0]] == 123
1838 && testdata[[1]] == 456
1839 && testdata[[2]] == 789;
1843 if AC_TRY_EVAL(ac_compile); then
1844 mv conftest.o func.o && \
1845 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1847 rm -f conftest.$ac_ext func.o
1848 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1850 LIBS="conftest.a $LIBS"
1854 extern int testfunc();
1855 ${cf_cv_main_return:-return} (!testfunc());
1858 [cf_cv_link_dataonly=yes],
1859 [cf_cv_link_dataonly=no],
1860 [cf_cv_link_dataonly=unknown])
1863 AC_MSG_RESULT($cf_cv_link_dataonly)
1865 if test "$cf_cv_link_dataonly" = no ; then
1866 AC_DEFINE(BROKEN_LINKER)
1871 dnl ---------------------------------------------------------------------------
1872 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
1874 dnl Most Unix systems have both link and symlink, a few don't have symlink.
1875 dnl A few non-Unix systems implement symlink, but not link.
1876 dnl A few non-systems implement neither (or have nonfunctional versions).
1877 AC_DEFUN([CF_LINK_FUNCS],
1883 if test "$cross_compiling" = yes ; then
1888 AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
1890 for cf_func in link symlink ; do
1892 #include <sys/types.h>
1893 #include <sys/stat.h>
1894 #ifdef HAVE_UNISTD_H
1900 char *src = "config.log";
1901 char *dst = "conftest.chk";
1906 fail = ($cf_func("config.log", "conftest.chk") < 0)
1907 || (stat(dst, &dst_sb) < 0)
1908 || (dst_sb.st_mtime != src_sb.st_mtime);
1914 ${cf_cv_main_return:-return} (fail);
1917 cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
1918 eval 'ac_cv_func_'$cf_func'=yes'],[
1919 eval 'ac_cv_func_'$cf_func'=no'],[
1920 eval 'ac_cv_func_'$cf_func'=error'])
1922 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
1924 test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
1925 test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
1928 dnl ---------------------------------------------------------------------------
1929 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
1931 dnl Check if a return from main to the shell actually returns the same exit
1932 dnl code. This is true for almost any POSIX environment.
1934 dnl Some very old environments did not flush stdout, etc., on an exit. That
1935 dnl would be a useful case to test for also.
1936 AC_DEFUN([CF_MAIN_RETURN],
1938 cf_cv_main_return=return
1940 dnl ---------------------------------------------------------------------------
1941 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
1943 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1944 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1945 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1946 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1947 AC_DEFUN([CF_MAKEFLAGS],
1949 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1951 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1953 cat >cf_makeflags.tmp <<CF_EOF
1956 @ echo '.$cf_option'
1958 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1959 case "$cf_result" in
1961 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1962 case "$cf_result" in
1963 .*CC=*) cf_cv_makeflags=
1965 *) cf_cv_makeflags=$cf_option
1971 *) echo "given option \"$cf_option\", no match \"$cf_result\""
1975 rm -f cf_makeflags.tmp
1978 AC_SUBST(cf_cv_makeflags)
1980 dnl ---------------------------------------------------------------------------
1981 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1983 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1984 dnl a monocase filesystem.
1985 AC_DEFUN([CF_MAKE_TAGS],[
1986 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1988 AC_CHECK_PROGS(CTAGS, exctags ctags)
1989 AC_CHECK_PROGS(ETAGS, exetags etags)
1991 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1993 if test "$cf_cv_mixedcase" = yes ; then
1994 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1999 if test "$MAKE_UPPER_TAGS" = yes ; then
2005 if test "$MAKE_LOWER_TAGS" = yes ; then
2014 AC_SUBST(MAKE_UPPER_TAGS)
2015 AC_SUBST(MAKE_LOWER_TAGS)
2017 dnl ---------------------------------------------------------------------------
2018 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
2019 dnl ----------------------
2020 dnl Check if the file-system supports mixed-case filenames. If we're able to
2021 dnl create a lowercase name and see it as uppercase, it doesn't support that.
2022 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
2024 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
2025 if test "$cross_compiling" = yes ; then
2026 case $target_alias in #(vi
2027 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
2035 rm -f conftest CONFTEST
2037 if test -f CONFTEST ; then
2042 rm -f conftest CONFTEST
2045 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
2047 dnl ---------------------------------------------------------------------------
2048 dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
2050 dnl Check for a working mkstemp. This creates two files, checks that they are
2051 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2052 AC_DEFUN([CF_MKSTEMP],[
2053 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2056 #include <sys/types.h>
2060 #include <sys/stat.h>
2063 char *tmpl = "conftestXXXXXX";
2071 for (n = 0; n < 2; ++n) {
2072 strcpy(name[n], tmpl);
2073 if ((fd = mkstemp(name[n])) >= 0) {
2074 if (!strcmp(name[n], tmpl)
2075 || stat(name[n], &sb) != 0
2076 || (sb.st_mode & S_IFMT) != S_IFREG
2077 || (sb.st_mode & 077) != 0) {
2084 && !strcmp(name[0], name[1]))
2086 ${cf_cv_main_return:-return}(result);
2088 ],[cf_cv_func_mkstemp=yes
2089 ],[cf_cv_func_mkstemp=no
2090 ],[AC_CHECK_FUNC(mkstemp)
2093 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2094 AC_DEFINE(HAVE_MKSTEMP)
2097 dnl ---------------------------------------------------------------------------
2098 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2100 dnl Write a debug message to config.log, along with the line number in the
2101 dnl configure script.
2102 AC_DEFUN([CF_MSG_LOG],[
2103 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2105 dnl ---------------------------------------------------------------------------
2106 dnl CF_NCURSES_ADDON version: 4 updated: 2011/03/27 17:10:13
2107 dnl ----------------
2108 dnl Configure an ncurses add-on, built outside the ncurses tree.
2109 AC_DEFUN([CF_NCURSES_ADDON],[
2111 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2113 AC_MSG_CHECKING(if you want wide-character code)
2114 AC_ARG_ENABLE(widec,
2115 [ --enable-widec compile with wide-char/UTF-8 code],
2116 [with_widec=$enableval],
2118 AC_MSG_RESULT($with_widec)
2119 if test "$with_widec" = yes ; then
2121 CF_NCURSES_CONFIG(ncursesw)
2123 CF_NCURSES_CONFIG(ncurses)
2126 if test "$NCURSES_CONFIG" != none ; then
2128 cf_version=`$NCURSES_CONFIG --version`
2130 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2131 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2132 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2134 # ABI version is not available from headers
2135 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version`
2139 for cf_name in MAJOR MINOR PATCH
2141 cat >conftest.$ac_ext <<CF_EOF
2142 #include <${cf_cv_ncurses_header:-curses.h}>
2143 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2145 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2147 if test -f conftest.out ; then
2148 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2149 eval NCURSES_$cf_name=\"$cf_result\"
2150 # cat conftest.$ac_ext
2155 cf_cv_abi_version=${NCURSES_MAJOR}
2159 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2161 dnl Show the computed version, for logging
2162 cf_cv_timestamp=`date`
2164 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2166 dnl We need these values in the generated headers
2167 AC_SUBST(NCURSES_MAJOR)
2168 AC_SUBST(NCURSES_MINOR)
2169 AC_SUBST(NCURSES_PATCH)
2171 dnl We need these values in the generated makefiles
2172 AC_SUBST(cf_cv_rel_version)
2173 AC_SUBST(cf_cv_abi_version)
2175 dnl FIXME - not needed for Ada95
2176 AC_SUBST(cf_cv_builtin_bool)
2177 AC_SUBST(cf_cv_header_stdbool_h)
2178 AC_SUBST(cf_cv_type_of_bool)dnl
2181 dnl ---------------------------------------------------------------------------
2182 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2183 dnl -------------------
2184 dnl Check if we can compile with ncurses' header file
2185 dnl $1 is the cache variable to set
2186 dnl $2 is the header-file to include
2187 dnl $3 is the root name (ncurses or ncursesw)
2188 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2190 ]ifelse($3,ncursesw,[
2191 #define _XOPEN_SOURCE_EXTENDED
2192 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2193 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2196 #ifdef NCURSES_VERSION
2197 ]ifelse($3,ncursesw,[
2202 printf("%s\n", NCURSES_VERSION);
2214 dnl ---------------------------------------------------------------------------
2215 dnl CF_NCURSES_CONFIG version: 9 updated: 2011/11/26 15:42:05
2216 dnl -----------------
2217 dnl Tie together the configure-script macros for ncurses.
2218 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
2219 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
2221 dnl $1 is the root library name (default: "ncurses")
2222 AC_DEFUN([CF_NCURSES_CONFIG],
2224 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2226 echo "Looking for ${cf_ncuconfig_root}-config"
2228 CF_ACVERSION_CHECK(2.52,
2229 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2230 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2232 if test "$NCURSES_CONFIG" != none ; then
2234 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2235 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2237 # even with config script, some packages use no-override for curses.h
2238 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2240 dnl like CF_NCURSES_CPPFLAGS
2243 dnl like CF_NCURSES_LIBS
2244 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2245 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2247 dnl like CF_NCURSES_VERSION
2248 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2252 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2253 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2257 dnl ---------------------------------------------------------------------------
2258 dnl CF_NCURSES_CPPFLAGS version: 20 updated: 2010/11/20 17:02:38
2259 dnl -------------------
2260 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2261 dnl the CPPFLAGS variable so we can include its header.
2263 dnl The header files may be installed as either curses.h, or ncurses.h (would
2264 dnl be obsolete, except that some packagers prefer this name to distinguish it
2265 dnl from a "native" curses implementation). If not installed for overwrite,
2266 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2267 dnl /usr/include/ncurses), but someone may have installed overwriting the
2268 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2269 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2272 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2273 dnl is already in the include-path, don't even bother with this, since we cannot
2274 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2276 dnl The optional parameter gives the root name of the library, in case it is
2277 dnl not installed as the default curses library. That is how the
2278 dnl wide-character version of ncurses is installed.
2279 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2280 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2282 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2283 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2285 test -n "$cf_cv_curses_dir" && \
2286 test "$cf_cv_curses_dir" != "no" && { \
2287 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2290 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2291 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2292 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2293 for cf_header in $cf_header_list
2295 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2296 test "$cf_cv_ncurses_h" != no && break
2303 # some applications need this, but should check for NCURSES_VERSION
2308 dnl ---------------------------------------------------------------------------
2309 dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54
2310 dnl -----------------
2311 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2312 dnl variations of ncurses' installs.
2314 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2315 AC_DEFUN([CF_NCURSES_HEADER],[
2317 if test "$cf_cv_ncurses_h" != no ; then
2318 cf_cv_ncurses_header=$cf_cv_ncurses_h
2321 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2322 test -n "$verbose" && echo
2323 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2324 test -n "$verbose" && echo search path $cf_search
2325 cf_save2_CPPFLAGS="$CPPFLAGS"
2326 for cf_incdir in $cf_search
2328 CF_ADD_INCDIR($cf_incdir)
2333 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2334 if test "$cf_cv_ncurses_h2" != no ; then
2335 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2336 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2339 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2341 CPPFLAGS="$cf_save2_CPPFLAGS"
2342 test "$cf_cv_ncurses_h2" != no && break
2344 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2347 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2348 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2349 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2350 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2352 CF_ADD_INCDIR($cf_1st_incdir)
2356 # Set definitions to allow ifdef'ing for ncurses.h
2358 case $cf_cv_ncurses_header in # (vi
2360 AC_DEFINE(HAVE_NCURSES_H)
2364 case $cf_cv_ncurses_header in # (vi
2365 ncurses/curses.h|ncurses/ncurses.h)
2366 AC_DEFINE(HAVE_NCURSES_NCURSES_H)
2368 ncursesw/curses.h|ncursesw/ncurses.h)
2369 AC_DEFINE(HAVE_NCURSESW_NCURSES_H)
2374 dnl ---------------------------------------------------------------------------
2375 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2377 dnl Look for the ncurses library. This is a little complicated on Linux,
2378 dnl because it may be linked with the gpm (general purpose mouse) library.
2379 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2380 dnl unusable with ncurses. However, we don't want to link with gpm unless
2381 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2382 dnl and the linker will record a dependency.
2384 dnl The optional parameter gives the root name of the library, in case it is
2385 dnl not installed as the default curses library. That is how the
2386 dnl wide-character version of ncurses is installed.
2387 AC_DEFUN([CF_NCURSES_LIBS],
2388 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2390 cf_nculib_root=ifelse($1,,ncurses,$1)
2391 # This works, except for the special case where we find gpm, but
2392 # ncurses is in a nonstandard location via $LIBS, and we really want
2395 cf_ncurses_SAVE="$LIBS"
2396 AC_CHECK_LIB(gpm,Gpm_Open,
2397 [AC_CHECK_LIB(gpm,initscr,
2398 [LIBS="$cf_ncurses_SAVE"],
2399 [cf_ncurses_LIBS="-lgpm"])])
2401 case $host_os in #(vi
2403 # This is only necessary if you are linking against an obsolete
2404 # version of ncurses (but it should do no harm, since it's static).
2405 if test "$cf_nculib_root" = ncurses ; then
2406 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2411 CF_ADD_LIBS($cf_ncurses_LIBS)
2413 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2415 CF_ADD_LIBS(-l$cf_nculib_root)
2417 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2418 [#include <${cf_cv_ncurses_header:-curses.h}>],
2423 if test -n "$cf_ncurses_LIBS" ; then
2424 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2425 cf_ncurses_SAVE="$LIBS"
2426 for p in $cf_ncurses_LIBS ; do
2427 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2428 if test "$q" != "$LIBS" ; then
2432 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2433 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2434 [AC_MSG_RESULT(yes)],
2436 LIBS="$cf_ncurses_SAVE"])
2439 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2440 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2442 dnl ---------------------------------------------------------------------------
2443 dnl CF_NCURSES_VERSION version: 13 updated: 2010/10/23 15:54:49
2444 dnl ------------------
2445 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2446 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2447 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2448 AC_DEFUN([CF_NCURSES_VERSION],
2450 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2451 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2452 cf_cv_ncurses_version=no
2456 #include <${cf_cv_ncurses_header:-curses.h}>
2460 FILE *fp = fopen("$cf_tempfile", "w");
2461 #ifdef NCURSES_VERSION
2462 # ifdef NCURSES_VERSION_PATCH
2463 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2465 fprintf(fp, "%s\n", NCURSES_VERSION);
2469 fprintf(fp, "old\n");
2474 ${cf_cv_main_return:-return}(0);
2476 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2478 # This will not work if the preprocessor splits the line after the
2479 # Autoconf token. The 'unproto' program does that.
2480 cat > conftest.$ac_ext <<EOF
2481 #include <${cf_cv_ncurses_header:-curses.h}>
2483 #ifdef NCURSES_VERSION
2484 Autoconf NCURSES_VERSION
2492 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2494 if test -f conftest.out ; then
2495 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2496 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2502 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES)
2504 dnl ---------------------------------------------------------------------------
2505 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
2506 dnl ------------------
2507 dnl see CF_WITH_NO_LEAKS
2508 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2509 AC_MSG_CHECKING(if you want to use $1 for testing)
2512 [AC_DEFINE($3)ifelse([$4],,[
2515 : ${with_cflags:=-g}
2516 : ${with_no_leaks:=yes}
2519 AC_MSG_RESULT(${with_$1:-no})
2521 case .$with_cflags in #(vi
2523 case .$CFLAGS in #(vi
2533 dnl ---------------------------------------------------------------------------
2534 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
2535 dnl ----------------
2536 dnl Check if the given variable is a number. If not, report an error.
2537 dnl $1 is the variable
2538 dnl $2 is the message
2539 AC_DEFUN([CF_NUMBER_SYNTAX],[
2540 if test -n "$1" ; then
2545 AC_MSG_ERROR($2 is not a number: $1)
2549 AC_MSG_ERROR($2 value is empty)
2552 dnl ---------------------------------------------------------------------------
2553 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
2555 dnl Compute the object-directory name from the given model name
2556 AC_DEFUN([CF_OBJ_SUBDIR],
2559 libtool) $2='obj_lo' ;;
2560 normal) $2='objects' ;;
2561 debug) $2='obj_g' ;;
2562 profile) $2='obj_p' ;;
2564 case $cf_cv_system_name in #(vi
2572 dnl ---------------------------------------------------------------------------
2573 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
2575 dnl Provide a value for the $PATH and similar separator
2576 AC_DEFUN([CF_PATHSEP],
2578 case $cf_cv_system_name in
2579 os2*) PATH_SEPARATOR=';' ;;
2580 *) PATH_SEPARATOR=':' ;;
2582 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2583 AC_SUBST(PATH_SEPARATOR)
2585 dnl ---------------------------------------------------------------------------
2586 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
2588 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2589 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2590 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2591 dnl delayed evaluation of those symbols.
2592 AC_DEFUN([CF_PATH_SYNTAX],[
2593 if test "x$prefix" != xNONE; then
2594 cf_path_syntax="$prefix"
2596 cf_path_syntax="$ac_default_prefix"
2599 case ".[$]$1" in #(vi
2600 .\[$]\(*\)*|.\'*\'*) #(vi
2604 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2606 .\[$]{*prefix}*) #(vi
2608 case ".[$]$1" in #(vi
2610 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2615 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2618 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2622 dnl ---------------------------------------------------------------------------
2623 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2625 dnl Check for the package-config program, unless disabled by command-line.
2626 AC_DEFUN([CF_PKG_CONFIG],
2628 AC_MSG_CHECKING(if you want to use pkg-config)
2629 AC_ARG_WITH(pkg-config,
2630 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2631 [cf_pkg_config=$withval],
2632 [cf_pkg_config=yes])
2633 AC_MSG_RESULT($cf_pkg_config)
2635 case $cf_pkg_config in #(vi
2640 CF_ACVERSION_CHECK(2.52,
2641 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2642 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2649 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2650 if test "$PKG_CONFIG" != none ; then
2651 CF_PATH_SYNTAX(PKG_CONFIG)
2654 AC_SUBST(PKG_CONFIG)
2656 dnl ---------------------------------------------------------------------------
2657 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2658 dnl -----------------
2659 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2661 dnl POSIX.1-1990 _POSIX_SOURCE
2662 dnl POSIX.1-1990 and _POSIX_SOURCE and
2663 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2665 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2666 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2667 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2670 dnl $1 is the nominal value for _POSIX_C_SOURCE
2671 AC_DEFUN([CF_POSIX_C_SOURCE],
2673 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2675 cf_save_CFLAGS="$CFLAGS"
2676 cf_save_CPPFLAGS="$CPPFLAGS"
2678 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2679 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2681 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2682 CF_MSG_LOG(if the symbol is already defined go no further)
2683 AC_TRY_COMPILE([#include <sys/types.h>],[
2684 #ifndef _POSIX_C_SOURCE
2687 [cf_cv_posix_c_source=no],
2688 [cf_want_posix_source=no
2689 case .$cf_POSIX_C_SOURCE in #(vi
2691 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2694 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2695 cf_want_posix_source=yes
2698 cf_want_posix_source=yes
2701 if test "$cf_want_posix_source" = yes ; then
2702 AC_TRY_COMPILE([#include <sys/types.h>],[
2703 #ifdef _POSIX_SOURCE
2706 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2708 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2709 CFLAGS="$cf_trim_CFLAGS"
2710 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2711 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2712 AC_TRY_COMPILE([#include <sys/types.h>],[
2713 #ifndef _POSIX_C_SOURCE
2716 [cf_cv_posix_c_source=no])
2717 CFLAGS="$cf_save_CFLAGS"
2718 CPPFLAGS="$cf_save_CPPFLAGS"
2722 if test "$cf_cv_posix_c_source" != no ; then
2723 CFLAGS="$cf_trim_CFLAGS"
2724 CPPFLAGS="$cf_trim_CPPFLAGS"
2725 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2729 dnl ---------------------------------------------------------------------------
2730 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2732 dnl Check for archiver "ar".
2733 AC_DEFUN([CF_PROG_AR],[
2734 AC_CHECK_TOOL(AR, ar, ar)
2736 dnl ---------------------------------------------------------------------------
2737 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2739 dnl Check for awk, ensure that the check found something.
2740 AC_DEFUN([CF_PROG_AWK],
2743 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2745 dnl ---------------------------------------------------------------------------
2746 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
2748 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2749 dnl the output file can be renamed, and allows for a shell variable that can
2750 dnl be used later. The parameter is either CC or CXX. The result is the
2752 dnl $cf_cv_prog_CC_c_o
2753 dnl $cf_cv_prog_CXX_c_o
2754 AC_DEFUN([CF_PROG_CC_C_O],
2755 [AC_REQUIRE([AC_PROG_CC])dnl
2756 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2757 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2759 cat > conftest.$ac_ext <<CF_EOF
2763 ${cf_cv_main_return:-return}(0);
2766 # We do the test twice because some compilers refuse to overwrite an
2767 # existing .o file with -o, though they will create one.
2768 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2769 if AC_TRY_EVAL(ac_try) &&
2770 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2772 eval cf_cv_prog_$1_c_o=yes
2774 eval cf_cv_prog_$1_c_o=no
2778 if test $cf_cv_prog_$1_c_o = yes; then
2779 AC_MSG_RESULT([yes])
2784 dnl ---------------------------------------------------------------------------
2785 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
2787 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2788 dnl This macro adds a check to ensure the script found something.
2789 AC_DEFUN([CF_PROG_EGREP],
2790 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2791 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2792 then ac_cv_prog_egrep='grep -E'
2793 else ac_cv_prog_egrep='egrep'
2795 EGREP=$ac_cv_prog_egrep
2797 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2799 dnl ---------------------------------------------------------------------------
2800 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
2802 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2803 AC_DEFUN([CF_PROG_EXT],
2805 AC_REQUIRE([CF_CHECK_CACHE])
2806 case $cf_cv_system_name in
2808 CFLAGS="$CFLAGS -Zmt"
2809 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2810 CXXFLAGS="$CXXFLAGS -Zmt"
2811 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2812 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2822 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
2824 dnl ---------------------------------------------------------------------------
2825 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
2827 dnl Check for gnatmake, ensure that it is complete.
2828 AC_DEFUN([CF_PROG_GNAT],[
2829 cf_ada_make=gnatmake
2830 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2831 if test "$ac_cv_prog_gnat_exists" = no; then
2833 cf_cv_prog_gnat_correct=no
2836 AC_CHECK_PROG(M4_exists, m4, yes, no)
2837 if test "$ac_cv_prog_M4_exists" = no; then
2838 cf_cv_prog_gnat_correct=no
2839 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2841 if test "$cf_cv_prog_gnat_correct" = yes; then
2842 AC_MSG_CHECKING(if GNAT works)
2843 CF_GNAT_TRY_RUN([procedure conftest;],
2846 procedure conftest is
2848 Text_IO.Put ("Hello World");
2850 GNAT.OS_Lib.OS_Exit (0);
2851 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2852 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2856 AC_SUBST(cf_ada_make)
2858 dnl ---------------------------------------------------------------------------
2859 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2861 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2862 dnl option if it is supported.
2863 AC_DEFUN([CF_PROG_LN_S],[
2865 AC_MSG_CHECKING(if $LN_S -f options work)
2867 rm -f conf$$.src conf$$dst
2869 echo first >conf$$.src
2870 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2875 rm -f conf$$.dst conf$$src
2876 AC_MSG_RESULT($cf_prog_ln_sf)
2878 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2880 dnl ---------------------------------------------------------------------------
2881 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2882 dnl ----------------
2883 dnl Remove all -U and -D options that refer to the given symbol from a list
2884 dnl of C compiler options. This works around the problem that not all
2885 dnl compilers process -U and -D options from left-to-right, so a -U option
2886 dnl cannot be used to cancel the effect of a preceding -D option.
2888 dnl $1 = target (which could be the same as the source variable)
2889 dnl $2 = source (including '$')
2890 dnl $3 = symbol to remove
2891 define([CF_REMOVE_DEFINE],
2894 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2895 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2897 dnl ---------------------------------------------------------------------------
2898 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2900 dnl Remove the given library from the symbol
2902 dnl $1 = target (which could be the same as the source variable)
2903 dnl $2 = source (including '$')
2904 dnl $3 = library to remove
2905 define([CF_REMOVE_LIB],
2907 # remove $3 library from $2
2908 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2910 dnl ---------------------------------------------------------------------------
2911 dnl CF_SHARED_OPTS version: 69 updated: 2011/07/30 19:31:39
2914 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2917 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
2918 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
2919 dnl We avoid compiling-in a ../lib path for the shared library since that can
2920 dnl lead to unexpected results at runtime.
2921 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
2922 dnl are compiled in ../../lib
2924 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2925 dnl to install symbolic links to the rel/abi versions of shared libraries.
2927 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2928 dnl version when making symbolic links.
2930 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2931 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2932 dnl (ex: libncurses.so.<ver>).
2934 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2935 AC_DEFUN([CF_SHARED_OPTS],
2937 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2938 AC_REQUIRE([CF_LD_RPATH_OPT])
2942 INSTALL_LIB="-m 644"
2944 cf_cv_do_symlinks=no
2946 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2948 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2949 AC_ARG_WITH(shlib-version,
2950 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2951 [test -z "$withval" && withval=auto
2952 case $withval in #(vi
2954 cf_cv_shlib_version=auto
2956 rel|abi|auto|no) #(vi
2957 cf_cv_shlib_version=$withval
2960 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
2963 ],[cf_cv_shlib_version=auto])
2964 AC_MSG_RESULT($cf_cv_shlib_version)
2968 # Some less-capable ports of gcc support only -fpic
2970 if test "$GCC" = yes
2972 AC_MSG_CHECKING(which $CC option to use)
2973 cf_save_CFLAGS="$CFLAGS"
2974 for CC_SHARED_OPTS in -fPIC -fpic ''
2976 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
2977 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
2979 AC_MSG_RESULT($CC_SHARED_OPTS)
2980 CFLAGS="$cf_save_CFLAGS"
2983 cf_cv_shlib_version_infix=no
2985 case $cf_cv_system_name in #(vi
2986 aix4.[3-9]*|aix[[5-7]]*) #(vi
2987 if test "$GCC" = yes; then
2989 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
2991 # CC_SHARED_OPTS='-qpic=large -G'
2992 # perhaps "-bM:SRE -bnoentry -bexpall"
2993 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
2997 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
3001 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3002 cf_cv_shlib_version=cygdll
3003 cf_cv_shlib_version_infix=cygdll
3004 cat >mk_shared_lib.sh <<-CF_EOF
3007 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3010 Linking shared library
3011 ** SHARED_LIB \[$]SHARED_LIB
3012 ** IMPORT_LIB \[$]IMPORT_LIB
3014 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
3016 chmod +x mk_shared_lib.sh
3019 EXTRA_CFLAGS="-no-cpp-precomp"
3020 CC_SHARED_OPTS="-dynamic"
3021 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
3022 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
3023 cf_cv_shlib_version_infix=yes
3024 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
3025 cf_save_LDFLAGS=$LDFLAGS
3026 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3027 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
3028 LDFLAGS=$cf_save_LDFLAGS])
3029 if test $cf_cv_ldflags_search_paths_first = yes; then
3030 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3034 # (tested with gcc 2.7.2 -- I don't have c89)
3035 if test "$GCC" = yes; then
3036 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3039 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3041 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3042 # HP-UX shared libraries must be executable, and should be
3043 # readonly to exploit a quirk in the memory manager.
3044 INSTALL_LIB="-m 555"
3047 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3048 if test "$cf_cv_shlib_version" = rel; then
3049 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3051 cf_shared_soname='`basename $@`'
3054 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
3057 if test "$cf_cv_enable_rpath" = yes ; then
3058 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3060 # tested with IRIX 5.2 and 'cc'.
3061 if test "$GCC" != yes; then
3062 CC_SHARED_OPTS='-KPIC'
3063 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3065 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3067 cf_cv_rm_so_locs=yes
3069 linux*|gnu*|k*bsd*-gnu) #(vi
3070 if test "$DFT_LWR_MODEL" = "shared" ; then
3071 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3072 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3074 if test "$cf_cv_enable_rpath" = yes ; then
3075 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3078 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3080 openbsd[[2-9]].*|mirbsd*) #(vi
3081 if test "$DFT_LWR_MODEL" = "shared" ; then
3082 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3083 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3085 if test "$cf_cv_enable_rpath" = yes ; then
3086 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3088 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3090 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3092 nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
3093 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3094 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3095 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3097 dragonfly*|freebsd*) #(vi
3098 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3099 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3100 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3101 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
3102 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3105 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
3108 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3109 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3110 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3111 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3112 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3113 if test "$cf_cv_shlib_version" = auto; then
3114 if test -f /usr/libexec/ld.elf_so; then
3115 cf_cv_shlib_version=abi
3117 cf_cv_shlib_version=rel
3121 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3123 MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
3127 # tested with OSF/1 V3.2 and 'cc'
3128 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3129 # link with shared libs).
3130 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3131 case $host_os in #(vi
3133 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3136 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3137 if test "$DFT_LWR_MODEL" = "shared" ; then
3138 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3139 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3141 cf_cv_rm_so_locs=yes
3143 sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98
3144 # tested with osr5.0.5
3145 if test "$GCC" != yes; then
3146 CC_SHARED_OPTS='-belf -KPIC'
3148 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3149 if test "$cf_cv_enable_rpath" = yes ; then
3150 # only way is to set LD_RUN_PATH but no switch for it
3153 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3154 LINK_PROGS='LD_RUN_PATH=${libdir}'
3155 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3158 # tested with SunOS 4.1.1 and gcc 2.7.0
3159 if test "$GCC" != yes; then
3160 CC_SHARED_OPTS='-KPIC'
3162 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3163 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3166 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3167 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3168 if test "$DFT_LWR_MODEL" = "shared" ; then
3169 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3170 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3172 if test "$cf_cv_enable_rpath" = yes ; then
3173 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3176 if test "$GCC" != yes; then
3177 cf_save_CFLAGS="$CFLAGS"
3178 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3180 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3181 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3183 CFLAGS="$cf_save_CFLAGS"
3184 CC_SHARED_OPTS=$cf_shared_opts
3185 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3187 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3190 sysv5uw7*|unix_sv*) #(vi
3191 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3192 if test "$GCC" != yes; then
3193 CC_SHARED_OPTS='-KPIC'
3195 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3198 CC_SHARED_OPTS='unknown'
3199 MK_SHARED_LIB='echo unknown'
3203 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3204 case "$cf_cv_shlib_version" in #(vi
3206 case "$MK_SHARED_LIB" in #(vi
3208 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3211 AC_MSG_WARN(ignored --with-shlib-version)
3217 # RPATH_LIST is a colon-separated list of directories
3218 test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
3219 test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
3221 AC_SUBST(CC_SHARED_OPTS)
3222 AC_SUBST(LD_RPATH_OPT)
3223 AC_SUBST(LD_SHARED_OPTS)
3224 AC_SUBST(MK_SHARED_LIB)
3225 AC_SUBST(LINK_PROGS)
3226 AC_SUBST(LINK_TESTS)
3227 AC_SUBST(EXTRA_LDFLAGS)
3228 AC_SUBST(LOCAL_LDFLAGS)
3229 AC_SUBST(LOCAL_LDFLAGS2)
3230 AC_SUBST(INSTALL_LIB)
3231 AC_SUBST(RPATH_LIST)
3233 dnl ---------------------------------------------------------------------------
3234 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3235 dnl ----------------
3236 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3237 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3240 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3241 dnl If missing, use "rel".
3242 define([CF_SHARED_SONAME],
3244 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3245 if test "$cf_cv_shlib_version" = rel; then
3246 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3248 cf_cv_shared_soname='`basename $[@]`'
3251 dnl ---------------------------------------------------------------------------
3252 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3254 dnl Remove "-g" option from the compiler options
3255 AC_DEFUN([CF_STRIP_G_OPT],
3256 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3257 dnl ---------------------------------------------------------------------------
3258 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
3260 dnl Construct a search-list for a nonstandard header/lib-file
3261 dnl $1 = the variable to return as result
3262 dnl $2 = the package name
3263 dnl $3 = the subdirectory, e.g., bin, include or lib
3264 AC_DEFUN([CF_SUBDIR_PATH],
3268 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
3269 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3270 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
3271 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
3272 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
3274 dnl ---------------------------------------------------------------------------
3275 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
3277 dnl Shorthand macro for substituting things that the user may override
3278 dnl with an environment variable.
3280 dnl $1 = long/descriptive name
3281 dnl $2 = environment variable
3282 dnl $3 = default value
3283 AC_DEFUN([CF_SUBST],
3284 [AC_CACHE_VAL(cf_cv_subst_$2,[
3285 AC_MSG_CHECKING(for $1 (symbol $2))
3286 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
3287 cf_cv_subst_$2=[$]$2
3288 AC_MSG_RESULT([$]$2)
3291 dnl ---------------------------------------------------------------------------
3292 dnl CF_TERM_HEADER version: 2 updated: 2010/10/23 15:54:49
3294 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3295 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3296 dnl but some packagers change this, breaking various applications.
3297 AC_DEFUN([CF_TERM_HEADER],[
3298 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3299 case ${cf_cv_ncurses_header} in #(vi
3300 */ncurses.h|*/ncursesw.h) #(vi
3301 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3304 cf_term_header=term.h
3308 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3310 AC_TRY_COMPILE([#include <stdio.h>
3311 #include <${cf_cv_ncurses_header:-curses.h}>
3313 ],[int x = auto_left_margin],[
3314 cf_cv_term_header="$cf_test"],[
3315 cf_cv_term_header=unknown
3317 test "$cf_cv_term_header" != unknown && break
3321 # Set definitions to allow ifdef'ing to accommodate subdirectories
3323 case $cf_cv_term_header in # (vi
3325 AC_DEFINE(HAVE_TERM_H)
3329 case $cf_cv_term_header in # (vi
3330 ncurses/term.h) #(vi
3331 AC_DEFINE(HAVE_NCURSES_TERM_H)
3334 AC_DEFINE(HAVE_NCURSESW_TERM_H)
3338 dnl ---------------------------------------------------------------------------
3339 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
3341 dnl Define a top_builddir symbol, for applications that need an absolute path.
3342 AC_DEFUN([CF_TOP_BUILDDIR],
3345 AC_SUBST(top_builddir)
3347 dnl ---------------------------------------------------------------------------
3348 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3349 dnl -------------------
3350 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3351 dnl can define it successfully.
3352 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3353 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3357 #include <sys/types.h>
3359 #ifndef _XOPEN_SOURCE
3362 [cf_cv_xopen_source=no],
3363 [cf_save="$CPPFLAGS"
3364 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3368 #include <sys/types.h>
3370 #ifdef _XOPEN_SOURCE
3373 [cf_cv_xopen_source=no],
3374 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3379 if test "$cf_cv_xopen_source" != no ; then
3380 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3381 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3382 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3383 CF_ADD_CFLAGS($cf_temp_xopen_source)
3386 dnl ---------------------------------------------------------------------------
3387 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3389 dnl Make an uppercase version of a variable
3390 dnl $1=uppercase($2)
3391 AC_DEFUN([CF_UPPER],
3393 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3395 dnl ---------------------------------------------------------------------------
3396 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
3398 dnl Check for multibyte support, and if not found, utf8 compatibility library
3399 AC_DEFUN([CF_UTF8_LIB],
3401 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3402 cf_save_LIBS="$LIBS"
3404 #include <stdlib.h>],[putwc(0,0);],
3405 [cf_cv_utf8_lib=yes],
3407 #include <libutf8.h>],[putwc(0,0);],utf8,
3408 [cf_cv_utf8_lib=add-on],
3409 [cf_cv_utf8_lib=no])
3412 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3414 if test "$cf_cv_utf8_lib" = "add-on" ; then
3415 AC_DEFINE(HAVE_LIBUTF8_H)
3416 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3417 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3418 CF_ADD_LIBS($cf_cv_library_file_utf8)
3421 dnl ---------------------------------------------------------------------------
3422 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3424 dnl Use AC_VERBOSE w/o the warnings
3425 AC_DEFUN([CF_VERBOSE],
3426 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3429 dnl ---------------------------------------------------------------------------
3430 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3432 dnl Check for compiler-support for weak symbols.
3433 dnl This works with "recent" gcc.
3434 AC_DEFUN([CF_WEAK_SYMBOLS],[
3435 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3438 #include <stdio.h>],
3440 #if defined(__GNUC__)
3441 # if defined __USE_ISOC99
3442 # define _cat_pragma(exp) _Pragma(#exp)
3443 # define _weak_pragma(exp) _cat_pragma(weak name)
3445 # define _weak_pragma(exp)
3447 # define _declare(name) __extension__ extern __typeof__(name) name
3448 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3452 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3455 dnl ---------------------------------------------------------------------------
3456 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3457 dnl --------------------
3458 dnl Command-line option to specify the Ada95 compiler.
3459 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3460 AC_MSG_CHECKING(for ada-compiler)
3461 AC_ARG_WITH(ada-compiler,
3462 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3463 [cf_ada_compiler=$withval],
3464 [cf_ada_compiler=gnatmake])
3465 AC_SUBST(cf_ada_compiler)
3466 AC_MSG_RESULT($cf_ada_compiler)
3468 dnl ---------------------------------------------------------------------------
3469 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3470 dnl -------------------
3471 dnl Command-line option to specify where Ada includes will install.
3472 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3473 AC_MSG_CHECKING(for ada-include)
3474 CF_WITH_PATH(ada-include,
3475 [ --with-ada-include=DIR Ada includes are in DIR],
3477 PREFIX/share/ada/adainclude,
3478 [$]prefix/share/ada/adainclude)
3479 AC_SUBST(ADA_INCLUDE)
3480 AC_MSG_RESULT($ADA_INCLUDE)
3482 dnl ---------------------------------------------------------------------------
3483 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3484 dnl -------------------
3485 dnl Command-line option to specify where Ada objects will install.
3486 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3487 AC_MSG_CHECKING(for ada-objects)
3488 CF_WITH_PATH(ada-objects,
3489 [ --with-ada-objects=DIR Ada objects are in DIR],
3491 PREFIX/lib/ada/adalib,
3492 [$]prefix/lib/ada/adalib)
3493 AC_SUBST(ADA_OBJECTS)
3494 AC_MSG_RESULT($ADA_OBJECTS)
3496 dnl ---------------------------------------------------------------------------
3497 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
3498 dnl ---------------------
3499 dnl Command-line option to specify if an Ada95 shared-library should be built,
3500 dnl and optionally what its soname should be.
3501 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3502 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3503 AC_ARG_WITH(ada-sharedlib,
3504 [ --with-ada-sharedlib=XX build Ada95 shared-library],
3505 [with_ada_sharedlib=$withval],
3506 [with_ada_sharedlib=no])
3507 AC_MSG_RESULT($with_ada_sharedlib)
3509 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3510 MAKE_ADA_SHAREDLIB="#"
3512 if test "x$with_ada_sharedlib" != xno
3515 if test "x$with_ada_sharedlib" != xyes
3517 ADA_SHAREDLIB="$with_ada_sharedlib"
3521 AC_SUBST(ADA_SHAREDLIB)
3522 AC_SUBST(MAKE_ADA_SHAREDLIB)
3524 dnl ---------------------------------------------------------------------------
3525 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3526 dnl ------------------
3527 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3529 AC_DEFUN([CF_WITH_CURSES_DIR],[
3531 AC_MSG_CHECKING(for specific curses-directory)
3532 AC_ARG_WITH(curses-dir,
3533 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3534 [cf_cv_curses_dir=$withval],
3535 [cf_cv_curses_dir=no])
3536 AC_MSG_RESULT($cf_cv_curses_dir)
3538 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3540 CF_PATH_SYNTAX(withval)
3541 if test -d "$cf_cv_curses_dir"
3543 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3544 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3548 dnl ---------------------------------------------------------------------------
3549 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
3550 dnl ------------------
3551 dnl Allow the library-prefix to be overridden. OS/2 EMX originally had no
3552 dnl "lib" prefix, e.g., because it used the dll naming convention.
3554 dnl $1 = variable to set
3555 AC_DEFUN([CF_WITH_LIB_PREFIX],
3557 AC_MSG_CHECKING(if you want to have a library-prefix)
3558 AC_ARG_WITH(lib-prefix,
3559 [ --with-lib-prefix override library-prefix],
3560 [with_lib_prefix=$withval],
3561 [with_lib_prefix=auto])
3562 AC_MSG_RESULT($with_lib_prefix)
3564 if test $with_lib_prefix = auto
3567 elif test $with_lib_prefix = no
3571 LIB_PREFIX=$with_lib_prefix
3574 dnl ---------------------------------------------------------------------------
3575 dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
3577 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3578 dnl defaulting to yes/no.
3580 dnl $1 = option name
3582 dnl $3 = environment variable to set
3583 dnl $4 = default value, shown in the help-message, must be a constant
3584 dnl $5 = default value, if it's an expression & cannot be in the help-message
3586 AC_DEFUN([CF_WITH_PATH],
3587 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3588 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3589 if ifelse([$5],,true,[test -n "$5"]) ; then
3590 CF_PATH_SYNTAX(withval)
3595 dnl ---------------------------------------------------------------------------
3596 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
3597 dnl -------------------------
3598 dnl Allow the choice of the pkg-config library directory to be overridden.
3599 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
3600 if test "$PKG_CONFIG" != none ; then
3601 AC_MSG_CHECKING(for $PKG_CONFIG library directory)
3602 AC_ARG_WITH(pkg-config-libdir,
3603 [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
3604 [PKG_CONFIG_LIBDIR=$withval],
3605 [PKG_CONFIG_LIBDIR=yes])
3607 case x$PKG_CONFIG_LIBDIR in #(vi
3611 # look for the library directory using the same prefix as the executable
3612 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
3613 case x`(arch) 2>/dev/null` in #(vi
3615 for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
3617 if test -d $cf_config/pkgconfig
3619 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
3625 PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
3633 AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
3636 AC_SUBST(PKG_CONFIG_LIBDIR)
3638 dnl ---------------------------------------------------------------------------
3639 dnl CF_WITH_PTHREAD version: 5 updated: 2011/12/10 19:01:56
3641 dnl Check for POSIX thread library.
3642 AC_DEFUN([CF_WITH_PTHREAD],
3644 AC_MSG_CHECKING(if you want to link with the pthread library)
3645 AC_ARG_WITH(pthread,
3646 [ --with-pthread use POSIX thread library],
3647 [with_pthread=$withval],
3649 AC_MSG_RESULT($with_pthread)
3651 if test "$with_pthread" != no ; then
3652 AC_CHECK_HEADER(pthread.h,[
3653 AC_DEFINE(HAVE_PTHREADS_H)
3655 for cf_lib_pthread in pthread c_r
3657 AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
3658 cf_save_LIBS="$LIBS"
3659 CF_ADD_LIB($cf_lib_pthread)
3661 #include <pthread.h>
3663 int rc = pthread_create(0,0,0,0);
3664 int r2 = pthread_mutexattr_settype(0, 0);
3665 ],[with_pthread=yes],[with_pthread=no])
3666 LIBS="$cf_save_LIBS"
3667 AC_MSG_RESULT($with_pthread)
3668 test "$with_pthread" = yes && break
3671 if test "$with_pthread" = yes ; then
3672 CF_ADD_LIB($cf_lib_pthread)
3673 AC_DEFINE(HAVE_LIBPTHREADS)
3675 AC_MSG_ERROR(Cannot link with pthread library)
3680 dnl ---------------------------------------------------------------------------
3681 dnl CF_XOPEN_SOURCE version: 42 updated: 2012/01/07 08:26:49
3683 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3684 dnl or adapt to the vendor's definitions to get equivalent functionality,
3685 dnl without losing the common non-POSIX features.
3688 dnl $1 is the nominal value for _XOPEN_SOURCE
3689 dnl $2 is the nominal value for _POSIX_C_SOURCE
3690 AC_DEFUN([CF_XOPEN_SOURCE],[
3692 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3693 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3696 case $host_os in #(vi
3698 cf_xopen_source="-D_ALL_SOURCE"
3703 darwin[[0-8]].*) #(vi
3704 cf_xopen_source="-D_APPLE_C_SOURCE"
3707 cf_xopen_source="-D_DARWIN_C_SOURCE"
3710 freebsd*|dragonfly*) #(vi
3711 # 5.x headers associate
3712 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3713 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3714 cf_POSIX_C_SOURCE=200112L
3716 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3719 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3722 cf_xopen_source="-D_HPUX_SOURCE"
3725 cf_xopen_source="-D_SGI_SOURCE"
3728 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3732 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3734 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3737 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3739 openbsd[[4-9]]*) #(vi
3740 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3741 cf_xopen_source="-D_BSD_SOURCE"
3745 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3748 cf_xopen_source="-D_OSF_SOURCE"
3751 cf_xopen_source="-D_QNX_SOURCE"
3754 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3757 cf_xopen_source="-D__EXTENSIONS__"
3761 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3765 if test -n "$cf_xopen_source" ; then
3766 CF_ADD_CFLAGS($cf_xopen_source)
3769 dnl In anything but the default case, we may have system-specific setting
3770 dnl which is still not guaranteed to provide all of the entrypoints that
3771 dnl _XOPEN_SOURCE would yield.
3772 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3773 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3774 AC_TRY_COMPILE([#include <stdlib.h>],[
3775 #ifndef _XOPEN_SOURCE
3778 [cf_XOPEN_SOURCE_set=yes],
3779 [cf_XOPEN_SOURCE_set=no])
3780 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3781 if test $cf_XOPEN_SOURCE_set = yes
3783 AC_TRY_COMPILE([#include <stdlib.h>],[
3784 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3787 [cf_XOPEN_SOURCE_set_ok=yes],
3788 [cf_XOPEN_SOURCE_set_ok=no])
3789 if test $cf_XOPEN_SOURCE_set_ok = no
3791 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)