1 dnl***************************************************************************
2 dnl Copyright (c) 2010,2011 Free Software Foundation, Inc. *
4 dnl Permission is hereby granted, free of charge, to any person obtaining a *
5 dnl copy of this software and associated documentation files (the *
6 dnl "Software"), to deal in the Software without restriction, including *
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 1.34 2011/07/17 18:54:59 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: 3 updated: 2011/07/16 20:37:23
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.
681 dnl It sets/updates PKG_CONFIG_LIBDIR, which is used by pkg-config as a
682 dnl special case: overriding PKG_CONFIG_PATH (preferred).
683 AC_DEFUN([CF_ENABLE_PC_FILES],[
684 AC_REQUIRE([CF_PATHSEP])
685 AC_REQUIRE([CF_PKG_CONFIG])
687 if test "$PKG_CONFIG" != no ; then
688 AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
690 # Leave this as something that can be overridden in the environment.
691 if test -z "$PKG_CONFIG_LIBDIR" ; then
692 if test -n "$PKG_CONFIG_PATH" ; then
693 for cf_config in `echo "$PKG_CONFIG_PATH" | sed -e 's/'$PATH_SEPARATOR'/ /g'`
695 if test -n "$cf_config" && test -d "$cf_config"
697 PKG_CONFIG_LIBDIR=$cf_config
702 if test -z "$PKG_CONFIG_LIBDIR" ; then
703 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
704 case x`arch 2>/dev/null` in #(vi
706 for cf_config in $cf_path/lib64 $cf_path/lib32 $cf_path/lib
708 if test -d $cf_config/pkgconfig
710 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
716 PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
721 PKG_CONFIG_LIBDIR=`echo "$PKG_CONFIG_LIBDIR" | sed -e 's/^://' -e 's/:.*//'`
723 if test -n "$PKG_CONFIG_LIBDIR" && test -d "$PKG_CONFIG_LIBDIR" ; then
724 AC_ARG_ENABLE(pc-files,
725 [ --enable-pc-files generate and install .pc files for pkg-config],
726 [enable_pc_files=$enableval],
727 [enable_pc_files=no])
728 AC_MSG_RESULT($enable_pc_files)
729 CF_VERBOSE(found library $PKG_CONFIG_LIBDIR)
732 AC_MSG_WARN(did not find library $PKG_CONFIG_LIBDIR)
736 AC_SUBST(PKG_CONFIG_LIBDIR)
738 dnl ---------------------------------------------------------------------------
739 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
741 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
742 dnl prefer a standard location, and use -L options only if we do not find the
743 dnl library in the standard library location(s).
744 dnl $1 = library name
745 dnl $2 = library class, usually the same as library name
747 dnl $4 = code fragment to compile/link
748 dnl $5 = corresponding function-name
749 dnl $6 = flag, nonnull if failure should not cause an error-exit
751 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
752 dnl to use a -L option.
753 AC_DEFUN([CF_FIND_LIBRARY],
755 eval 'cf_cv_have_lib_'$1'=no'
758 eval 'cf_cv_have_lib_'$1'=yes',[
760 AC_MSG_CHECKING(for $5 in -l$1)
762 AC_TRY_LINK([$3],[$4],
764 eval 'cf_cv_have_lib_'$1'=yes'
767 CF_LIBRARY_PATH(cf_search,$2)
768 for cf_libdir in $cf_search
770 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
771 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
772 AC_TRY_LINK([$3],[$4],
774 eval 'cf_cv_have_lib_'$1'=yes'
777 LIBS="$cf_save_LIBS"])
781 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
783 if test $cf_found_library = no ; then
784 AC_MSG_ERROR(Cannot link $1 library)
788 dnl ---------------------------------------------------------------------------
789 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
791 dnl Find a library (specifically the linkage used in the code fragment),
792 dnl searching for it if it is not already in the library path.
793 dnl See also CF_ADD_SEARCHPATH.
795 dnl Parameters (4-on are optional):
796 dnl $1 = headers for library entrypoint
797 dnl $2 = code fragment for library entrypoint
798 dnl $3 = the library name without the "-l" option or ".so" suffix.
799 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
800 dnl $5 = action to perform if not successful
801 dnl $6 = module name, if not the same as the library name
802 dnl $7 = extra libraries
804 dnl Sets these variables:
805 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
806 dnl $cf_cv_header_path_$3 - include-directory if needed
807 dnl $cf_cv_library_path_$3 - library-directory if needed
808 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
809 AC_DEFUN([CF_FIND_LINKAGE],[
811 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
812 # will be set on completion of the AC_TRY_LINK below.
813 cf_cv_header_path_$3=
814 cf_cv_library_path_$3=
816 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
820 AC_TRY_LINK([$1],[$2],[
821 cf_cv_find_linkage_$3=yes
822 cf_cv_header_path_$3=/usr/include
823 cf_cv_library_path_$3=/usr/lib
826 LIBS="-l$3 $7 $cf_save_LIBS"
828 AC_TRY_LINK([$1],[$2],[
829 cf_cv_find_linkage_$3=yes
830 cf_cv_header_path_$3=/usr/include
831 cf_cv_library_path_$3=/usr/lib
832 cf_cv_library_file_$3="-l$3"
834 cf_cv_find_linkage_$3=no
837 CF_VERBOSE(find linkage for $3 library)
838 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
840 cf_save_CPPFLAGS="$CPPFLAGS"
841 cf_test_CPPFLAGS="$CPPFLAGS"
843 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
844 for cf_cv_header_path_$3 in $cf_search
846 if test -d $cf_cv_header_path_$3 ; then
847 CF_VERBOSE(... testing $cf_cv_header_path_$3)
848 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
849 AC_TRY_COMPILE([$1],[$2],[
850 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
851 cf_cv_find_linkage_$3=maybe
852 cf_test_CPPFLAGS="$CPPFLAGS"
854 CPPFLAGS="$cf_save_CPPFLAGS"
859 if test "$cf_cv_find_linkage_$3" = maybe ; then
861 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
864 cf_save_LDFLAGS="$LDFLAGS"
867 CPPFLAGS="$cf_test_CPPFLAGS"
868 LIBS="-l$3 $7 $cf_save_LIBS"
869 AC_TRY_LINK([$1],[$2],[
870 CF_VERBOSE(... found $3 library in system)
871 cf_cv_find_linkage_$3=yes])
872 CPPFLAGS="$cf_save_CPPFLAGS"
876 if test "$cf_cv_find_linkage_$3" != yes ; then
877 CF_LIBRARY_PATH(cf_search,$3)
878 for cf_cv_library_path_$3 in $cf_search
880 if test -d $cf_cv_library_path_$3 ; then
881 CF_VERBOSE(... testing $cf_cv_library_path_$3)
882 CPPFLAGS="$cf_test_CPPFLAGS"
883 LIBS="-l$3 $7 $cf_save_LIBS"
884 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
885 AC_TRY_LINK([$1],[$2],[
886 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
887 cf_cv_find_linkage_$3=yes
888 cf_cv_library_file_$3="-l$3"
890 CPPFLAGS="$cf_save_CPPFLAGS"
892 LDFLAGS="$cf_save_LDFLAGS"
896 CPPFLAGS="$cf_save_CPPFLAGS"
897 LDFLAGS="$cf_save_LDFLAGS"
901 cf_cv_find_linkage_$3=no
908 if test "$cf_cv_find_linkage_$3" = yes ; then
910 CF_ADD_INCDIR($cf_cv_header_path_$3)
911 CF_ADD_LIBDIR($cf_cv_library_path_$3)
915 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
918 dnl ---------------------------------------------------------------------------
919 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
920 dnl -----------------
921 dnl Test for availability of useful gcc __attribute__ directives to quiet
922 dnl compiler warnings. Though useful, not all are supported -- and contrary
923 dnl to documentation, unrecognized directives cause older compilers to barf.
924 AC_DEFUN([CF_GCC_ATTRIBUTES],
928 cat > conftest.i <<EOF
936 #define GCC_NORETURN /* nothing */
939 #define GCC_UNUSED /* nothing */
944 AC_CHECKING([for $CC __attribute__ directives])
945 cat > conftest.$ac_ext <<EOF
946 #line __oline__ "${as_me:-configure}"
947 #include "confdefs.h"
948 #include "conftest.h"
949 #include "conftest.i"
951 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
953 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
956 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
958 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
960 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
961 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
962 extern void foo(void) GCC_NORETURN;
963 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
965 cf_printf_attribute=no
966 cf_scanf_attribute=no
967 for cf_attribute in scanf printf unused noreturn
969 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
970 cf_directive="__attribute__(($cf_attribute))"
971 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
973 case $cf_attribute in #(vi
975 cf_printf_attribute=yes
976 cat >conftest.h <<EOF
977 #define GCC_$cf_ATTRIBUTE 1
981 cf_scanf_attribute=yes
982 cat >conftest.h <<EOF
983 #define GCC_$cf_ATTRIBUTE 1
987 cat >conftest.h <<EOF
988 #define GCC_$cf_ATTRIBUTE $cf_directive
993 if AC_TRY_EVAL(ac_compile); then
994 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
995 cat conftest.h >>confdefs.h
996 case $cf_attribute in #(vi
998 if test "$cf_printf_attribute" = no ; then
999 cat >>confdefs.h <<EOF
1000 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1003 cat >>confdefs.h <<EOF
1004 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1009 if test "$cf_scanf_attribute" = no ; then
1010 cat >>confdefs.h <<EOF
1011 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1014 cat >>confdefs.h <<EOF
1015 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1023 fgrep define conftest.i >>confdefs.h
1028 dnl ---------------------------------------------------------------------------
1029 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1031 dnl Find version of gcc
1032 AC_DEFUN([CF_GCC_VERSION],[
1033 AC_REQUIRE([AC_PROG_CC])
1035 if test "$GCC" = yes ; then
1036 AC_MSG_CHECKING(version of $CC)
1037 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1038 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1039 AC_MSG_RESULT($GCC_VERSION)
1042 dnl ---------------------------------------------------------------------------
1043 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
1045 dnl Check if the compiler supports useful warning options. There's a few that
1046 dnl we don't use, simply because they're too noisy:
1048 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1049 dnl -Wredundant-decls (system headers make this too noisy)
1050 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1051 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1052 dnl is enabled for ncurses using "--enable-const".
1056 dnl $1 is an optional list of gcc warning flags that a particular
1057 dnl application might want to use, e.g., "no-unused" for
1060 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1062 AC_DEFUN([CF_GCC_WARNINGS],
1064 AC_REQUIRE([CF_GCC_VERSION])
1065 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1067 cat > conftest.$ac_ext <<EOF
1068 #line __oline__ "${as_me:-configure}"
1069 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1072 if test "$INTEL_COMPILER" = yes
1074 # The "-wdXXX" options suppress warnings:
1075 # remark #1419: external declaration in primary source file
1076 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1077 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1078 # remark #193: zero used for undefined preprocessing identifier
1079 # remark #593: variable "curs_sb_left_arrow" was set but never used
1080 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1081 # remark #869: parameter "tw" was never referenced
1082 # remark #981: operands are evaluated in unspecified order
1083 # warning #279: controlling expression is constant
1085 AC_CHECKING([for $CC warning options])
1086 cf_save_CFLAGS="$CFLAGS"
1087 EXTRA_CFLAGS="-Wall"
1099 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1100 if AC_TRY_EVAL(ac_compile); then
1101 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1102 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1105 CFLAGS="$cf_save_CFLAGS"
1107 elif test "$GCC" = yes
1109 AC_CHECKING([for $CC warning options])
1110 cf_save_CFLAGS="$CFLAGS"
1113 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1114 for cf_opt in W Wall \
1115 Wbad-function-cast \
1119 Wmissing-declarations \
1120 Wmissing-prototypes \
1124 Wstrict-prototypes \
1125 Wundef $cf_warn_CONST $1
1127 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1128 if AC_TRY_EVAL(ac_compile); then
1129 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1130 case $cf_opt in #(vi
1132 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1135 case $GCC_VERSION in
1137 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1142 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1145 CFLAGS="$cf_save_CFLAGS"
1149 AC_SUBST(EXTRA_CFLAGS)
1151 dnl ---------------------------------------------------------------------------
1152 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1153 dnl ----------------
1154 AC_DEFUN([CF_GNAT_GENERICS],
1156 AC_REQUIRE([CF_GNAT_VERSION])
1158 AC_MSG_CHECKING(if GNAT supports generics)
1159 case $cf_gnat_version in #(vi
1160 3.[[1-9]]*|[[4-9]].*) #(vi
1161 cf_gnat_generics=yes
1167 AC_MSG_RESULT($cf_gnat_generics)
1169 if test "$cf_gnat_generics" = yes
1171 cf_compile_generics=generics
1172 cf_generic_objects="\${GENOBJS}"
1174 cf_compile_generics=
1178 AC_SUBST(cf_compile_generics)
1179 AC_SUBST(cf_generic_objects)
1181 dnl ---------------------------------------------------------------------------
1182 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1183 dnl --------------------
1184 dnl Check if the gnat pragma "Unreferenced" works.
1185 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1186 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1187 CF_GNAT_TRY_LINK([procedure conftest;],
1190 procedure conftest is
1192 pragma Unreferenced (test);
1195 Text_IO.Put ("Hello World");
1197 GNAT.OS_Lib.OS_Exit (0);
1199 [cf_cv_pragma_unreferenced=yes],
1200 [cf_cv_pragma_unreferenced=no])])
1202 # if the pragma is supported, use it (needed in the Trace code).
1203 if test $cf_cv_pragma_unreferenced = yes ; then
1208 AC_SUBST(PRAGMA_UNREF)
1210 dnl ---------------------------------------------------------------------------
1211 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1212 dnl ----------------
1213 dnl GNAT projects are configured with ".gpr" project files.
1214 dnl GNAT libraries are a further development, using the project feature.
1215 AC_DEFUN([CF_GNAT_PROJECTS],
1217 AC_REQUIRE([CF_GNAT_VERSION])
1219 cf_gnat_libraries=no
1222 AC_MSG_CHECKING(if GNAT supports project files)
1223 case $cf_gnat_version in #(vi
1227 case $cf_cv_system_name in #(vi
1231 mkdir conftest.src conftest.bin conftest.lib
1233 rm -rf conftest* *~conftest*
1234 cat >>library.gpr <<CF_EOF
1236 Kind := External ("LIB_KIND");
1237 for Library_Name use "ConfTest";
1238 for Object_Dir use ".";
1239 for Library_ALI_Dir use External("LIBRARY_DIR");
1240 for Library_Version use External ("SONAME");
1241 for Library_Kind use Kind;
1242 for Library_Dir use External("BUILD_DIR");
1243 Source_Dir := External ("SOURCE_DIR");
1244 for Source_Dirs use (Source_Dir);
1246 for Default_Switches ("Ada") use
1250 "-gnatVa", -- All validity checks
1251 "-gnatwa"); -- Activate all optional errors
1255 cat >>confpackage.ads <<CF_EOF
1256 package ConfPackage is
1260 cat >>confpackage.adb <<CF_EOF
1262 package body ConfPackage is
1263 procedure conftest is
1265 Text_IO.Put ("Hello World");
1270 if ( $cf_ada_make $ADAFLAGS \
1272 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1273 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1274 -XSOURCE_DIR=`pwd` \
1275 -XSONAME=libConfTest.so.1 \
1276 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1277 cf_gnat_projects=yes
1280 if test -f conftest.lib/confpackage.ali
1282 cf_gnat_libraries=yes
1284 rm -rf conftest* *~conftest*
1289 AC_MSG_RESULT($cf_gnat_projects)
1291 if test $cf_gnat_projects = yes
1293 AC_MSG_CHECKING(if GNAT supports libraries)
1294 AC_MSG_RESULT($cf_gnat_libraries)
1297 if test "$cf_gnat_projects" = yes
1299 USE_OLD_MAKERULES="#"
1300 USE_GNAT_PROJECTS=""
1302 USE_OLD_MAKERULES=""
1303 USE_GNAT_PROJECTS="#"
1306 if test "$cf_gnat_libraries" = yes
1308 USE_GNAT_LIBRARIES=""
1310 USE_GNAT_LIBRARIES="#"
1313 AC_SUBST(USE_OLD_MAKERULES)
1314 AC_SUBST(USE_GNAT_PROJECTS)
1315 AC_SUBST(USE_GNAT_LIBRARIES)
1317 dnl ---------------------------------------------------------------------------
1318 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1320 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1321 dnl is noted that gnat may compile a tasking unit even for configurations which
1322 dnl fail at runtime.
1323 AC_DEFUN([CF_GNAT_SIGINT],[
1324 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1325 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1329 pragma Warnings (Off); -- the next pragma exists since 3.11p
1330 pragma Unreserve_All_Interrupts;
1331 pragma Warnings (On);
1333 protected Process is
1335 function Continue return Boolean;
1336 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1338 Done : Boolean := False;
1342 [package body ConfTest is
1343 protected body Process is
1348 function Continue return Boolean is
1354 [cf_cv_gnat_sigint=yes],
1355 [cf_cv_gnat_sigint=no])])
1357 if test $cf_cv_gnat_sigint = yes ; then
1362 AC_SUBST(USE_GNAT_SIGINT)
1364 dnl ---------------------------------------------------------------------------
1365 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1366 dnl ----------------
1367 dnl Verify that a test program compiles/links with GNAT.
1368 dnl $cf_ada_make is set to the program that compiles/links
1369 dnl $ADAFLAGS may be set to the GNAT flags.
1371 dnl $1 is the text of the spec
1372 dnl $2 is the text of the body
1373 dnl $3 is the shell command to execute if successful
1374 dnl $4 is the shell command to execute if not successful
1375 AC_DEFUN([CF_GNAT_TRY_LINK],
1377 rm -rf conftest* *~conftest*
1378 cat >>conftest.ads <<CF_EOF
1381 cat >>conftest.adb <<CF_EOF
1384 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1385 ifelse($3,, :,[ $3])
1389 rm -rf conftest* *~conftest*
1391 dnl ---------------------------------------------------------------------------
1392 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1394 dnl Verify that a test program compiles and runs with GNAT
1395 dnl $cf_ada_make is set to the program that compiles/links
1396 dnl $ADAFLAGS may be set to the GNAT flags.
1398 dnl $1 is the text of the spec
1399 dnl $2 is the text of the body
1400 dnl $3 is the shell command to execute if successful
1401 dnl $4 is the shell command to execute if not successful
1402 AC_DEFUN([CF_GNAT_TRY_RUN],
1404 rm -rf conftest* *~conftest*
1405 cat >>conftest.ads <<CF_EOF
1408 cat >>conftest.adb <<CF_EOF
1411 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1412 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1413 ifelse($3,, :,[ $3])
1420 rm -rf conftest* *~conftest*
1422 dnl ---------------------------------------------------------------------------
1423 dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
1425 dnl Verify version of GNAT.
1426 AC_DEFUN([CF_GNAT_VERSION],
1428 AC_MSG_CHECKING(for gnat version)
1429 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1430 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1431 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1432 AC_MSG_RESULT($cf_gnat_version)
1434 case $cf_gnat_version in #(vi
1435 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi
1436 cf_cv_prog_gnat_correct=yes
1439 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1440 cf_cv_prog_gnat_correct=no
1444 dnl ---------------------------------------------------------------------------
1445 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1447 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1448 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1449 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1450 dnl since it is interwoven with GNU extensions.
1452 dnl Well, yes we could work around it...
1453 AC_DEFUN([CF_GNU_SOURCE],
1455 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1456 AC_TRY_COMPILE([#include <sys/types.h>],[
1457 #ifndef _XOPEN_SOURCE
1460 [cf_cv_gnu_source=no],
1461 [cf_save="$CPPFLAGS"
1462 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1463 AC_TRY_COMPILE([#include <sys/types.h>],[
1464 #ifdef _XOPEN_SOURCE
1467 [cf_cv_gnu_source=no],
1468 [cf_cv_gnu_source=yes])
1472 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1474 dnl ---------------------------------------------------------------------------
1475 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1477 dnl Construct a search-list of directories for a nonstandard header-file
1480 dnl $1 = the variable to return as result
1481 dnl $2 = the package name
1482 AC_DEFUN([CF_HEADER_PATH],
1486 # collect the current set of include-directories from compiler flags
1487 cf_header_path_list=""
1488 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1489 for cf_header_path in $CPPFLAGS $CFLAGS
1491 case $cf_header_path in #(vi
1493 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1494 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1495 cf_header_path_list="$cf_header_path_list [$]$1"
1501 # add the variations for the package we are looking for
1502 CF_SUBDIR_PATH($1,$2,include)
1504 test "$includedir" != NONE && \
1505 test "$includedir" != "/usr/include" && \
1506 test -d "$includedir" && {
1507 test -d $includedir && $1="[$]$1 $includedir"
1508 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1511 test "$oldincludedir" != NONE && \
1512 test "$oldincludedir" != "/usr/include" && \
1513 test -d "$oldincludedir" && {
1514 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1515 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1518 $1="[$]$1 $cf_header_path_list"
1520 dnl ---------------------------------------------------------------------------
1521 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1523 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1524 AC_DEFUN([CF_HELP_MESSAGE],
1525 [AC_DIVERT_HELP([$1])dnl
1527 dnl ---------------------------------------------------------------------------
1528 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
1530 dnl Construct the list of include-options according to whether we're building
1531 dnl in the source directory or using '--srcdir=DIR' option. If we're building
1532 dnl with gcc, don't append the includedir if it happens to be /usr/include,
1533 dnl since that usually breaks gcc's shadow-includes.
1534 AC_DEFUN([CF_INCLUDE_DIRS],
1536 CPPFLAGS="$CPPFLAGS -I. -I../include"
1537 if test "$srcdir" != "."; then
1538 CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
1540 if test "$GCC" != yes; then
1541 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1542 elif test "$includedir" != "/usr/include"; then
1543 if test "$includedir" = '${prefix}/include' ; then
1544 if test $prefix != /usr ; then
1545 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1548 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1553 dnl ---------------------------------------------------------------------------
1554 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
1555 dnl -----------------
1556 dnl Check if the given compiler is really the Intel compiler for Linux. It
1557 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1558 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1560 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1561 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1562 dnl the wrappers for gcc and g++ warnings.
1564 dnl $1 = GCC (default) or GXX
1565 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1566 dnl $3 = CFLAGS (default) or CXXFLAGS
1567 AC_DEFUN([CF_INTEL_COMPILER],[
1568 ifelse([$2],,INTEL_COMPILER,[$2])=no
1570 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1573 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1574 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1575 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1577 #ifdef __INTEL_COMPILER
1581 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1582 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1584 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1585 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1590 dnl ---------------------------------------------------------------------------
1591 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
1593 dnl Add checks for large file support.
1594 AC_DEFUN([CF_LARGEFILE],[
1595 ifdef([AC_FUNC_FSEEKO],[
1597 if test "$enable_largefile" != no ; then
1600 # Normally we would collect these definitions in the config.h,
1601 # but (like _XOPEN_SOURCE), some environments rely on having these
1602 # defined before any of the system headers are included. Another
1603 # case comes up with C++, e.g., on AIX the compiler compiles the
1604 # header files by themselves before looking at the body files it is
1605 # told to compile. For ncurses, those header files do not include
1607 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1608 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1609 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1611 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1613 #include <sys/types.h>
1616 /* if transitional largefile support is setup, this is true */
1617 extern struct dirent64 * readdir(DIR *);
1618 struct dirent64 *x = readdir((DIR *)0);
1619 struct dirent *y = readdir((DIR *)0);
1622 [cf_cv_struct_dirent64=yes],
1623 [cf_cv_struct_dirent64=no])
1625 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
1629 dnl ---------------------------------------------------------------------------
1630 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
1632 dnl For the given system and compiler, find the compiler flags to pass to the
1633 dnl loader to use the "rpath" feature.
1634 AC_DEFUN([CF_LD_RPATH_OPT],
1636 AC_REQUIRE([CF_CHECK_CACHE])
1639 AC_MSG_CHECKING(for an rpath option)
1640 case $cf_cv_system_name in #(vi
1642 if test "$GCC" = yes; then
1643 LD_RPATH_OPT="-Wl,-rpath,"
1645 LD_RPATH_OPT="-rpath "
1648 linux*|gnu*|k*bsd*-gnu) #(vi
1649 LD_RPATH_OPT="-Wl,-rpath,"
1651 openbsd[[2-9]].*|mirbsd*) #(vi
1652 LD_RPATH_OPT="-Wl,-rpath,"
1654 dragonfly*|freebsd*) #(vi
1655 LD_RPATH_OPT="-rpath "
1658 LD_RPATH_OPT="-Wl,-rpath,"
1661 LD_RPATH_OPT="-rpath "
1669 AC_MSG_RESULT($LD_RPATH_OPT)
1671 case "x$LD_RPATH_OPT" in #(vi
1673 AC_MSG_CHECKING(if we need a space after rpath option)
1674 cf_save_LIBS="$LIBS"
1675 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1676 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1677 LIBS="$cf_save_LIBS"
1678 AC_MSG_RESULT($cf_rpath_space)
1679 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1683 dnl ---------------------------------------------------------------------------
1684 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1686 dnl Construct a search-list of directories for a nonstandard library-file
1689 dnl $1 = the variable to return as result
1690 dnl $2 = the package name
1691 AC_DEFUN([CF_LIBRARY_PATH],
1694 cf_library_path_list=""
1695 if test -n "${LDFLAGS}${LIBS}" ; then
1696 for cf_library_path in $LDFLAGS $LIBS
1698 case $cf_library_path in #(vi
1700 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1701 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1702 cf_library_path_list="$cf_library_path_list [$]$1"
1708 CF_SUBDIR_PATH($1,$2,lib)
1710 $1="$cf_library_path_list [$]$1"
1712 dnl ---------------------------------------------------------------------------
1713 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
1715 dnl Compute the library-prefix for the given host system
1716 dnl $1 = variable to set
1717 AC_DEFUN([CF_LIB_PREFIX],
1719 case $cf_cv_system_name in #(vi
1726 ifelse($1,,,[$1=$LIB_PREFIX])
1727 AC_SUBST(LIB_PREFIX)
1729 dnl ---------------------------------------------------------------------------
1730 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
1732 dnl Find the and soname for the given shared library. Set the cache variable
1733 dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
1734 dnl variable to "unknown".
1738 dnl $3 = library name
1739 AC_DEFUN([CF_LIB_SONAME],
1741 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
1743 cf_cv_$3_soname=unknown
1744 if test "$cross_compiling" != yes ; then
1745 cat >conftest.$ac_ext <<CF_EOF
1750 ${cf_cv_main_return:-return}(0);
1753 cf_save_LIBS="$LIBS"
1755 if AC_TRY_EVAL(ac_compile) ; then
1756 if AC_TRY_EVAL(ac_link) ; then
1757 cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
1758 test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
1762 LIBS="$cf_save_LIBS"
1766 dnl ---------------------------------------------------------------------------
1767 dnl CF_LIB_SUFFIX version: 17 updated: 2011/07/02 15:36:04
1769 dnl Compute the library file-suffix from the given model name
1771 dnl $2 = variable to set (the nominal library suffix)
1772 dnl $3 = dependency variable to set (actual filename)
1773 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1774 AC_DEFUN([CF_LIB_SUFFIX],
1776 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
1795 case $cf_cv_system_name in
1825 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1826 test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
1828 dnl ---------------------------------------------------------------------------
1829 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
1831 dnl Compute the string to append to -library from the given model name
1833 dnl $2 = variable to set
1834 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1835 AC_DEFUN([CF_LIB_TYPE],
1844 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1846 dnl ---------------------------------------------------------------------------
1847 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
1848 dnl ----------------
1849 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1850 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1851 dnl have to provide wrappers for global tables to ensure they're linked
1853 AC_DEFUN([CF_LINK_DATAONLY],
1855 AC_MSG_CHECKING([if data-only library module links])
1856 AC_CACHE_VAL(cf_cv_link_dataonly,[
1858 cat >conftest.$ac_ext <<EOF
1859 #line __oline__ "configure"
1860 int testdata[[3]] = { 123, 456, 789 };
1862 if AC_TRY_EVAL(ac_compile) ; then
1863 mv conftest.o data.o && \
1864 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1866 rm -f conftest.$ac_ext data.o
1867 cat >conftest.$ac_ext <<EOF
1868 #line __oline__ "configure"
1872 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1874 extern int testdata[[3]];
1875 return testdata[[0]] == 123
1876 && testdata[[1]] == 456
1877 && testdata[[2]] == 789;
1881 if AC_TRY_EVAL(ac_compile); then
1882 mv conftest.o func.o && \
1883 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1885 rm -f conftest.$ac_ext func.o
1886 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1888 LIBS="conftest.a $LIBS"
1892 extern int testfunc();
1893 ${cf_cv_main_return:-return} (!testfunc());
1896 [cf_cv_link_dataonly=yes],
1897 [cf_cv_link_dataonly=no],
1898 [cf_cv_link_dataonly=unknown])
1901 AC_MSG_RESULT($cf_cv_link_dataonly)
1903 if test "$cf_cv_link_dataonly" = no ; then
1904 AC_DEFINE(BROKEN_LINKER)
1909 dnl ---------------------------------------------------------------------------
1910 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
1912 dnl Most Unix systems have both link and symlink, a few don't have symlink.
1913 dnl A few non-Unix systems implement symlink, but not link.
1914 dnl A few non-systems implement neither (or have nonfunctional versions).
1915 AC_DEFUN([CF_LINK_FUNCS],
1921 if test "$cross_compiling" = yes ; then
1926 AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
1928 for cf_func in link symlink ; do
1930 #include <sys/types.h>
1931 #include <sys/stat.h>
1932 #ifdef HAVE_UNISTD_H
1938 char *src = "config.log";
1939 char *dst = "conftest.chk";
1944 fail = ($cf_func("config.log", "conftest.chk") < 0)
1945 || (stat(dst, &dst_sb) < 0)
1946 || (dst_sb.st_mtime != src_sb.st_mtime);
1952 ${cf_cv_main_return:-return} (fail);
1955 cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
1956 eval 'ac_cv_func_'$cf_func'=yes'],[
1957 eval 'ac_cv_func_'$cf_func'=no'],[
1958 eval 'ac_cv_func_'$cf_func'=error'])
1960 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
1962 test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
1963 test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
1966 dnl ---------------------------------------------------------------------------
1967 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
1969 dnl Check if a return from main to the shell actually returns the same exit
1970 dnl code. This is true for almost any POSIX environment.
1972 dnl Some very old environments did not flush stdout, etc., on an exit. That
1973 dnl would be a useful case to test for also.
1974 AC_DEFUN([CF_MAIN_RETURN],
1976 cf_cv_main_return=return
1978 dnl ---------------------------------------------------------------------------
1979 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
1981 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1982 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1983 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1984 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1985 AC_DEFUN([CF_MAKEFLAGS],
1987 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1989 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1991 cat >cf_makeflags.tmp <<CF_EOF
1994 @ echo '.$cf_option'
1996 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1997 case "$cf_result" in
1999 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
2000 case "$cf_result" in
2001 .*CC=*) cf_cv_makeflags=
2003 *) cf_cv_makeflags=$cf_option
2009 *) echo "given option \"$cf_option\", no match \"$cf_result\""
2013 rm -f cf_makeflags.tmp
2016 AC_SUBST(cf_cv_makeflags)
2018 dnl ---------------------------------------------------------------------------
2019 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
2021 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
2022 dnl a monocase filesystem.
2023 AC_DEFUN([CF_MAKE_TAGS],[
2024 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
2026 AC_CHECK_PROGS(CTAGS, exctags ctags)
2027 AC_CHECK_PROGS(ETAGS, exetags etags)
2029 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
2031 if test "$cf_cv_mixedcase" = yes ; then
2032 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
2037 if test "$MAKE_UPPER_TAGS" = yes ; then
2043 if test "$MAKE_LOWER_TAGS" = yes ; then
2052 AC_SUBST(MAKE_UPPER_TAGS)
2053 AC_SUBST(MAKE_LOWER_TAGS)
2055 dnl ---------------------------------------------------------------------------
2056 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
2057 dnl ----------------------
2058 dnl Check if the file-system supports mixed-case filenames. If we're able to
2059 dnl create a lowercase name and see it as uppercase, it doesn't support that.
2060 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
2062 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
2063 if test "$cross_compiling" = yes ; then
2064 case $target_alias in #(vi
2065 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
2073 rm -f conftest CONFTEST
2075 if test -f CONFTEST ; then
2080 rm -f conftest CONFTEST
2083 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
2085 dnl ---------------------------------------------------------------------------
2086 dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
2088 dnl Check for a working mkstemp. This creates two files, checks that they are
2089 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2090 AC_DEFUN([CF_MKSTEMP],[
2091 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2094 #include <sys/types.h>
2098 #include <sys/stat.h>
2101 char *tmpl = "conftestXXXXXX";
2109 for (n = 0; n < 2; ++n) {
2110 strcpy(name[n], tmpl);
2111 if ((fd = mkstemp(name[n])) >= 0) {
2112 if (!strcmp(name[n], tmpl)
2113 || stat(name[n], &sb) != 0
2114 || (sb.st_mode & S_IFMT) != S_IFREG
2115 || (sb.st_mode & 077) != 0) {
2122 && !strcmp(name[0], name[1]))
2124 ${cf_cv_main_return:-return}(result);
2126 ],[cf_cv_func_mkstemp=yes
2127 ],[cf_cv_func_mkstemp=no
2128 ],[AC_CHECK_FUNC(mkstemp)
2131 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2132 AC_DEFINE(HAVE_MKSTEMP)
2135 dnl ---------------------------------------------------------------------------
2136 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2138 dnl Write a debug message to config.log, along with the line number in the
2139 dnl configure script.
2140 AC_DEFUN([CF_MSG_LOG],[
2141 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2143 dnl ---------------------------------------------------------------------------
2144 dnl CF_NCURSES_ADDON version: 4 updated: 2011/03/27 17:10:13
2145 dnl ----------------
2146 dnl Configure an ncurses add-on, built outside the ncurses tree.
2147 AC_DEFUN([CF_NCURSES_ADDON],[
2149 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2151 AC_MSG_CHECKING(if you want wide-character code)
2152 AC_ARG_ENABLE(widec,
2153 [ --enable-widec compile with wide-char/UTF-8 code],
2154 [with_widec=$enableval],
2156 AC_MSG_RESULT($with_widec)
2157 if test "$with_widec" = yes ; then
2159 CF_NCURSES_CONFIG(ncursesw)
2161 CF_NCURSES_CONFIG(ncurses)
2164 if test "$NCURSES_CONFIG" != none ; then
2166 cf_version=`$NCURSES_CONFIG --version`
2168 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2169 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2170 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2172 # ABI version is not available from headers
2173 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version`
2177 for cf_name in MAJOR MINOR PATCH
2179 cat >conftest.$ac_ext <<CF_EOF
2180 #include <${cf_cv_ncurses_header:-curses.h}>
2181 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2183 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2185 if test -f conftest.out ; then
2186 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2187 eval NCURSES_$cf_name=\"$cf_result\"
2188 # cat conftest.$ac_ext
2193 cf_cv_abi_version=${NCURSES_MAJOR}
2197 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2199 dnl Show the computed version, for logging
2200 cf_cv_timestamp=`date`
2202 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2204 dnl We need these values in the generated headers
2205 AC_SUBST(NCURSES_MAJOR)
2206 AC_SUBST(NCURSES_MINOR)
2207 AC_SUBST(NCURSES_PATCH)
2209 dnl We need these values in the generated makefiles
2210 AC_SUBST(cf_cv_rel_version)
2211 AC_SUBST(cf_cv_abi_version)
2213 dnl FIXME - not needed for Ada95
2214 AC_SUBST(cf_cv_builtin_bool)
2215 AC_SUBST(cf_cv_header_stdbool_h)
2216 AC_SUBST(cf_cv_type_of_bool)dnl
2219 dnl ---------------------------------------------------------------------------
2220 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2221 dnl -------------------
2222 dnl Check if we can compile with ncurses' header file
2223 dnl $1 is the cache variable to set
2224 dnl $2 is the header-file to include
2225 dnl $3 is the root name (ncurses or ncursesw)
2226 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2228 ]ifelse($3,ncursesw,[
2229 #define _XOPEN_SOURCE_EXTENDED
2230 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2231 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2234 #ifdef NCURSES_VERSION
2235 ]ifelse($3,ncursesw,[
2240 printf("%s\n", NCURSES_VERSION);
2252 dnl ---------------------------------------------------------------------------
2253 dnl CF_NCURSES_CONFIG version: 8 updated: 2010/07/08 05:17:30
2254 dnl -----------------
2255 dnl Tie together the configure-script macros for ncurses.
2256 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
2257 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
2259 dnl $1 is the root library name (default: "ncurses")
2260 AC_DEFUN([CF_NCURSES_CONFIG],
2262 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2264 echo "Looking for ${cf_ncuconfig_root}-config"
2265 AC_PATH_PROGS(NCURSES_CONFIG,${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config,none)
2267 if test "$NCURSES_CONFIG" != none ; then
2269 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2270 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2272 # even with config script, some packages use no-override for curses.h
2273 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2275 dnl like CF_NCURSES_CPPFLAGS
2278 dnl like CF_NCURSES_LIBS
2279 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2280 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2282 dnl like CF_NCURSES_VERSION
2283 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2287 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2288 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2292 dnl ---------------------------------------------------------------------------
2293 dnl CF_NCURSES_CPPFLAGS version: 20 updated: 2010/11/20 17:02:38
2294 dnl -------------------
2295 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2296 dnl the CPPFLAGS variable so we can include its header.
2298 dnl The header files may be installed as either curses.h, or ncurses.h (would
2299 dnl be obsolete, except that some packagers prefer this name to distinguish it
2300 dnl from a "native" curses implementation). If not installed for overwrite,
2301 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2302 dnl /usr/include/ncurses), but someone may have installed overwriting the
2303 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2304 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2307 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2308 dnl is already in the include-path, don't even bother with this, since we cannot
2309 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2311 dnl The optional parameter gives the root name of the library, in case it is
2312 dnl not installed as the default curses library. That is how the
2313 dnl wide-character version of ncurses is installed.
2314 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2315 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2317 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2318 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2320 test -n "$cf_cv_curses_dir" && \
2321 test "$cf_cv_curses_dir" != "no" && { \
2322 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2325 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2326 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2327 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2328 for cf_header in $cf_header_list
2330 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2331 test "$cf_cv_ncurses_h" != no && break
2338 # some applications need this, but should check for NCURSES_VERSION
2343 dnl ---------------------------------------------------------------------------
2344 dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54
2345 dnl -----------------
2346 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2347 dnl variations of ncurses' installs.
2349 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2350 AC_DEFUN([CF_NCURSES_HEADER],[
2352 if test "$cf_cv_ncurses_h" != no ; then
2353 cf_cv_ncurses_header=$cf_cv_ncurses_h
2356 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2357 test -n "$verbose" && echo
2358 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2359 test -n "$verbose" && echo search path $cf_search
2360 cf_save2_CPPFLAGS="$CPPFLAGS"
2361 for cf_incdir in $cf_search
2363 CF_ADD_INCDIR($cf_incdir)
2368 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2369 if test "$cf_cv_ncurses_h2" != no ; then
2370 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2371 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2374 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2376 CPPFLAGS="$cf_save2_CPPFLAGS"
2377 test "$cf_cv_ncurses_h2" != no && break
2379 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2382 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2383 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2384 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2385 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2387 CF_ADD_INCDIR($cf_1st_incdir)
2391 # Set definitions to allow ifdef'ing for ncurses.h
2393 case $cf_cv_ncurses_header in # (vi
2395 AC_DEFINE(HAVE_NCURSES_H)
2399 case $cf_cv_ncurses_header in # (vi
2400 ncurses/curses.h|ncurses/ncurses.h)
2401 AC_DEFINE(HAVE_NCURSES_NCURSES_H)
2403 ncursesw/curses.h|ncursesw/ncurses.h)
2404 AC_DEFINE(HAVE_NCURSESW_NCURSES_H)
2409 dnl ---------------------------------------------------------------------------
2410 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2412 dnl Look for the ncurses library. This is a little complicated on Linux,
2413 dnl because it may be linked with the gpm (general purpose mouse) library.
2414 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2415 dnl unusable with ncurses. However, we don't want to link with gpm unless
2416 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2417 dnl and the linker will record a dependency.
2419 dnl The optional parameter gives the root name of the library, in case it is
2420 dnl not installed as the default curses library. That is how the
2421 dnl wide-character version of ncurses is installed.
2422 AC_DEFUN([CF_NCURSES_LIBS],
2423 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2425 cf_nculib_root=ifelse($1,,ncurses,$1)
2426 # This works, except for the special case where we find gpm, but
2427 # ncurses is in a nonstandard location via $LIBS, and we really want
2430 cf_ncurses_SAVE="$LIBS"
2431 AC_CHECK_LIB(gpm,Gpm_Open,
2432 [AC_CHECK_LIB(gpm,initscr,
2433 [LIBS="$cf_ncurses_SAVE"],
2434 [cf_ncurses_LIBS="-lgpm"])])
2436 case $host_os in #(vi
2438 # This is only necessary if you are linking against an obsolete
2439 # version of ncurses (but it should do no harm, since it's static).
2440 if test "$cf_nculib_root" = ncurses ; then
2441 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2446 CF_ADD_LIBS($cf_ncurses_LIBS)
2448 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2450 CF_ADD_LIBS(-l$cf_nculib_root)
2452 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2453 [#include <${cf_cv_ncurses_header:-curses.h}>],
2458 if test -n "$cf_ncurses_LIBS" ; then
2459 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2460 cf_ncurses_SAVE="$LIBS"
2461 for p in $cf_ncurses_LIBS ; do
2462 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2463 if test "$q" != "$LIBS" ; then
2467 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2468 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2469 [AC_MSG_RESULT(yes)],
2471 LIBS="$cf_ncurses_SAVE"])
2474 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2475 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2477 dnl ---------------------------------------------------------------------------
2478 dnl CF_NCURSES_VERSION version: 13 updated: 2010/10/23 15:54:49
2479 dnl ------------------
2480 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2481 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2482 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2483 AC_DEFUN([CF_NCURSES_VERSION],
2485 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2486 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2487 cf_cv_ncurses_version=no
2491 #include <${cf_cv_ncurses_header:-curses.h}>
2495 FILE *fp = fopen("$cf_tempfile", "w");
2496 #ifdef NCURSES_VERSION
2497 # ifdef NCURSES_VERSION_PATCH
2498 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2500 fprintf(fp, "%s\n", NCURSES_VERSION);
2504 fprintf(fp, "old\n");
2509 ${cf_cv_main_return:-return}(0);
2511 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2513 # This will not work if the preprocessor splits the line after the
2514 # Autoconf token. The 'unproto' program does that.
2515 cat > conftest.$ac_ext <<EOF
2516 #include <${cf_cv_ncurses_header:-curses.h}>
2518 #ifdef NCURSES_VERSION
2519 Autoconf NCURSES_VERSION
2527 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2529 if test -f conftest.out ; then
2530 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2531 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2537 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES)
2539 dnl ---------------------------------------------------------------------------
2540 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
2541 dnl ------------------
2542 dnl see CF_WITH_NO_LEAKS
2543 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2544 AC_MSG_CHECKING(if you want to use $1 for testing)
2547 [AC_DEFINE($3)ifelse([$4],,[
2550 : ${with_cflags:=-g}
2551 : ${with_no_leaks:=yes}
2554 AC_MSG_RESULT(${with_$1:-no})
2556 case .$with_cflags in #(vi
2558 case .$CFLAGS in #(vi
2568 dnl ---------------------------------------------------------------------------
2569 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
2570 dnl ----------------
2571 dnl Check if the given variable is a number. If not, report an error.
2572 dnl $1 is the variable
2573 dnl $2 is the message
2574 AC_DEFUN([CF_NUMBER_SYNTAX],[
2575 if test -n "$1" ; then
2580 AC_MSG_ERROR($2 is not a number: $1)
2584 AC_MSG_ERROR($2 value is empty)
2587 dnl ---------------------------------------------------------------------------
2588 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
2590 dnl Compute the object-directory name from the given model name
2591 AC_DEFUN([CF_OBJ_SUBDIR],
2594 libtool) $2='obj_lo' ;;
2595 normal) $2='objects' ;;
2596 debug) $2='obj_g' ;;
2597 profile) $2='obj_p' ;;
2599 case $cf_cv_system_name in #(vi
2607 dnl ---------------------------------------------------------------------------
2608 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
2610 dnl Provide a value for the $PATH and similar separator
2611 AC_DEFUN([CF_PATHSEP],
2613 case $cf_cv_system_name in
2614 os2*) PATH_SEPARATOR=';' ;;
2615 *) PATH_SEPARATOR=':' ;;
2617 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2618 AC_SUBST(PATH_SEPARATOR)
2620 dnl ---------------------------------------------------------------------------
2621 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
2623 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2624 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2625 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2626 dnl delayed evaluation of those symbols.
2627 AC_DEFUN([CF_PATH_SYNTAX],[
2628 if test "x$prefix" != xNONE; then
2629 cf_path_syntax="$prefix"
2631 cf_path_syntax="$ac_default_prefix"
2634 case ".[$]$1" in #(vi
2635 .\[$]\(*\)*|.\'*\'*) #(vi
2639 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2641 .\[$]{*prefix}*) #(vi
2643 case ".[$]$1" in #(vi
2645 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2650 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2653 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2657 dnl ---------------------------------------------------------------------------
2658 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2660 dnl Check for the package-config program, unless disabled by command-line.
2661 AC_DEFUN([CF_PKG_CONFIG],
2663 AC_MSG_CHECKING(if you want to use pkg-config)
2664 AC_ARG_WITH(pkg-config,
2665 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2666 [cf_pkg_config=$withval],
2667 [cf_pkg_config=yes])
2668 AC_MSG_RESULT($cf_pkg_config)
2670 case $cf_pkg_config in #(vi
2675 CF_ACVERSION_CHECK(2.52,
2676 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2677 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2684 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2685 if test "$PKG_CONFIG" != none ; then
2686 CF_PATH_SYNTAX(PKG_CONFIG)
2689 AC_SUBST(PKG_CONFIG)
2691 dnl ---------------------------------------------------------------------------
2692 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2693 dnl -----------------
2694 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2696 dnl POSIX.1-1990 _POSIX_SOURCE
2697 dnl POSIX.1-1990 and _POSIX_SOURCE and
2698 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2700 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2701 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2702 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2705 dnl $1 is the nominal value for _POSIX_C_SOURCE
2706 AC_DEFUN([CF_POSIX_C_SOURCE],
2708 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2710 cf_save_CFLAGS="$CFLAGS"
2711 cf_save_CPPFLAGS="$CPPFLAGS"
2713 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2714 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2716 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2717 CF_MSG_LOG(if the symbol is already defined go no further)
2718 AC_TRY_COMPILE([#include <sys/types.h>],[
2719 #ifndef _POSIX_C_SOURCE
2722 [cf_cv_posix_c_source=no],
2723 [cf_want_posix_source=no
2724 case .$cf_POSIX_C_SOURCE in #(vi
2726 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2729 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2730 cf_want_posix_source=yes
2733 cf_want_posix_source=yes
2736 if test "$cf_want_posix_source" = yes ; then
2737 AC_TRY_COMPILE([#include <sys/types.h>],[
2738 #ifdef _POSIX_SOURCE
2741 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2743 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2744 CFLAGS="$cf_trim_CFLAGS"
2745 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2746 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2747 AC_TRY_COMPILE([#include <sys/types.h>],[
2748 #ifndef _POSIX_C_SOURCE
2751 [cf_cv_posix_c_source=no])
2752 CFLAGS="$cf_save_CFLAGS"
2753 CPPFLAGS="$cf_save_CPPFLAGS"
2757 if test "$cf_cv_posix_c_source" != no ; then
2758 CFLAGS="$cf_trim_CFLAGS"
2759 CPPFLAGS="$cf_trim_CPPFLAGS"
2760 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2764 dnl ---------------------------------------------------------------------------
2765 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2767 dnl Check for archiver "ar".
2768 AC_DEFUN([CF_PROG_AR],[
2769 AC_CHECK_TOOL(AR, ar, ar)
2771 dnl ---------------------------------------------------------------------------
2772 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2774 dnl Check for awk, ensure that the check found something.
2775 AC_DEFUN([CF_PROG_AWK],
2778 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2780 dnl ---------------------------------------------------------------------------
2781 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
2783 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2784 dnl the output file can be renamed, and allows for a shell variable that can
2785 dnl be used later. The parameter is either CC or CXX. The result is the
2787 dnl $cf_cv_prog_CC_c_o
2788 dnl $cf_cv_prog_CXX_c_o
2789 AC_DEFUN([CF_PROG_CC_C_O],
2790 [AC_REQUIRE([AC_PROG_CC])dnl
2791 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2792 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2794 cat > conftest.$ac_ext <<CF_EOF
2798 ${cf_cv_main_return:-return}(0);
2801 # We do the test twice because some compilers refuse to overwrite an
2802 # existing .o file with -o, though they will create one.
2803 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2804 if AC_TRY_EVAL(ac_try) &&
2805 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2807 eval cf_cv_prog_$1_c_o=yes
2809 eval cf_cv_prog_$1_c_o=no
2813 if test $cf_cv_prog_$1_c_o = yes; then
2814 AC_MSG_RESULT([yes])
2819 dnl ---------------------------------------------------------------------------
2820 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
2822 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2823 dnl This macro adds a check to ensure the script found something.
2824 AC_DEFUN([CF_PROG_EGREP],
2825 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2826 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2827 then ac_cv_prog_egrep='grep -E'
2828 else ac_cv_prog_egrep='egrep'
2830 EGREP=$ac_cv_prog_egrep
2832 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2834 dnl ---------------------------------------------------------------------------
2835 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
2837 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2838 AC_DEFUN([CF_PROG_EXT],
2840 AC_REQUIRE([CF_CHECK_CACHE])
2841 case $cf_cv_system_name in
2843 CFLAGS="$CFLAGS -Zmt"
2844 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2845 CXXFLAGS="$CXXFLAGS -Zmt"
2846 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2847 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2857 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
2859 dnl ---------------------------------------------------------------------------
2860 dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
2862 dnl Check for gnatmake, ensure that it is complete.
2863 AC_DEFUN([CF_PROG_GNAT],[
2864 cf_ada_make=gnatmake
2865 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2866 if test "$ac_cv_prog_gnat_exists" = no; then
2870 AC_CHECK_PROG(M4_exists, m4, yes, no)
2871 if test "$ac_cv_prog_M4_exists" = no; then
2872 cf_cv_prog_gnat_correct=no
2873 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2875 if test "$cf_cv_prog_gnat_correct" = yes; then
2876 AC_MSG_CHECKING(if GNAT works)
2877 CF_GNAT_TRY_RUN([procedure conftest;],
2880 procedure conftest is
2882 Text_IO.Put ("Hello World");
2884 GNAT.OS_Lib.OS_Exit (0);
2885 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2886 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2890 AC_SUBST(cf_ada_make)
2892 dnl ---------------------------------------------------------------------------
2893 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2895 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2896 dnl option if it is supported.
2897 AC_DEFUN([CF_PROG_LN_S],[
2899 AC_MSG_CHECKING(if $LN_S -f options work)
2901 rm -f conf$$.src conf$$dst
2903 echo first >conf$$.src
2904 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2909 rm -f conf$$.dst conf$$src
2910 AC_MSG_RESULT($cf_prog_ln_sf)
2912 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2914 dnl ---------------------------------------------------------------------------
2915 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2916 dnl ----------------
2917 dnl Remove all -U and -D options that refer to the given symbol from a list
2918 dnl of C compiler options. This works around the problem that not all
2919 dnl compilers process -U and -D options from left-to-right, so a -U option
2920 dnl cannot be used to cancel the effect of a preceding -D option.
2922 dnl $1 = target (which could be the same as the source variable)
2923 dnl $2 = source (including '$')
2924 dnl $3 = symbol to remove
2925 define([CF_REMOVE_DEFINE],
2928 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2929 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2931 dnl ---------------------------------------------------------------------------
2932 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2934 dnl Remove the given library from the symbol
2936 dnl $1 = target (which could be the same as the source variable)
2937 dnl $2 = source (including '$')
2938 dnl $3 = library to remove
2939 define([CF_REMOVE_LIB],
2941 # remove $3 library from $2
2942 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2944 dnl ---------------------------------------------------------------------------
2945 dnl CF_SHARED_OPTS version: 68 updated: 2011/07/17 14:48:41
2948 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2951 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
2952 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
2953 dnl We avoid compiling-in a ../lib path for the shared library since that can
2954 dnl lead to unexpected results at runtime.
2955 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
2956 dnl are compiled in ../../lib
2958 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2959 dnl to install symbolic links to the rel/abi versions of shared libraries.
2961 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2962 dnl version when making symbolic links.
2964 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2965 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2966 dnl (ex: libncurses.so.<ver>).
2968 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2969 AC_DEFUN([CF_SHARED_OPTS],
2971 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2972 AC_REQUIRE([CF_LD_RPATH_OPT])
2976 INSTALL_LIB="-m 644"
2978 cf_cv_do_symlinks=no
2980 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2982 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2983 AC_ARG_WITH(shlib-version,
2984 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2985 [test -z "$withval" && withval=auto
2986 case $withval in #(vi
2988 cf_cv_shlib_version=auto
2990 rel|abi|auto|no) #(vi
2991 cf_cv_shlib_version=$withval
2994 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
2997 ],[cf_cv_shlib_version=auto])
2998 AC_MSG_RESULT($cf_cv_shlib_version)
3002 # Some less-capable ports of gcc support only -fpic
3004 if test "$GCC" = yes
3006 AC_MSG_CHECKING(which $CC option to use)
3007 cf_save_CFLAGS="$CFLAGS"
3008 for CC_SHARED_OPTS in -fPIC -fpic ''
3010 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
3011 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
3013 AC_MSG_RESULT($CC_SHARED_OPTS)
3014 CFLAGS="$cf_save_CFLAGS"
3017 cf_cv_shlib_version_infix=no
3019 case $cf_cv_system_name in #(vi
3020 aix4.[3-9]*|aix[[5-7]]*) #(vi
3021 if test "$GCC" = yes; then
3023 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${libdir}:/usr/lib -o [$]@'
3025 # CC_SHARED_OPTS='-qpic=large -G'
3026 # perhaps "-bM:SRE -bnoentry -bexpall"
3027 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${libdir}:/usr/lib -o [$]@'
3031 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
3035 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3036 cf_cv_shlib_version=cygdll
3037 cf_cv_shlib_version_infix=cygdll
3038 cat >mk_shared_lib.sh <<-CF_EOF
3041 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3044 Linking shared library
3045 ** SHARED_LIB \[$]SHARED_LIB
3046 ** IMPORT_LIB \[$]IMPORT_LIB
3048 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
3050 chmod +x mk_shared_lib.sh
3053 EXTRA_CFLAGS="-no-cpp-precomp"
3054 CC_SHARED_OPTS="-dynamic"
3055 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
3056 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
3057 cf_cv_shlib_version_infix=yes
3058 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
3059 cf_save_LDFLAGS=$LDFLAGS
3060 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3061 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
3062 LDFLAGS=$cf_save_LDFLAGS])
3063 if test $cf_cv_ldflags_search_paths_first = yes; then
3064 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3068 # (tested with gcc 2.7.2 -- I don't have c89)
3069 if test "$GCC" = yes; then
3070 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3073 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3075 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3076 # HP-UX shared libraries must be executable, and should be
3077 # readonly to exploit a quirk in the memory manager.
3078 INSTALL_LIB="-m 555"
3081 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3082 if test "$cf_cv_shlib_version" = rel; then
3083 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3085 cf_shared_soname='`basename $@`'
3088 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${libdir} -Wl,-h,'$cf_shared_soname' -o $@'
3091 if test "$cf_cv_enable_rpath" = yes ; then
3092 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3094 # tested with IRIX 5.2 and 'cc'.
3095 if test "$GCC" != yes; then
3096 CC_SHARED_OPTS='-KPIC'
3097 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3099 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3101 cf_cv_rm_so_locs=yes
3103 linux*|gnu*|k*bsd*-gnu) #(vi
3104 if test "$DFT_LWR_MODEL" = "shared" ; then
3105 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3106 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3108 if test "$cf_cv_enable_rpath" = yes ; then
3109 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3112 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3114 openbsd[[2-9]].*|mirbsd*) #(vi
3115 if test "$DFT_LWR_MODEL" = "shared" ; then
3116 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3117 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3119 if test "$cf_cv_enable_rpath" = yes ; then
3120 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3122 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3124 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3126 nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
3127 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3128 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3129 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3131 dragonfly*|freebsd*) #(vi
3132 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3133 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3134 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3135 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS"
3136 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3139 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
3142 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3143 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3144 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3145 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3146 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3147 if test "$cf_cv_shlib_version" = auto; then
3148 if test -f /usr/libexec/ld.elf_so; then
3149 cf_cv_shlib_version=abi
3151 cf_cv_shlib_version=rel
3155 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3157 MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
3161 # tested with OSF/1 V3.2 and 'cc'
3162 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3163 # link with shared libs).
3164 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3165 case $host_os in #(vi
3167 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3170 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3171 if test "$DFT_LWR_MODEL" = "shared" ; then
3172 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3173 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3175 cf_cv_rm_so_locs=yes
3177 sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98
3178 # tested with osr5.0.5
3179 if test "$GCC" != yes; then
3180 CC_SHARED_OPTS='-belf -KPIC'
3182 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3183 if test "$cf_cv_enable_rpath" = yes ; then
3184 # only way is to set LD_RUN_PATH but no switch for it
3187 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3188 LINK_PROGS='LD_RUN_PATH=${libdir}'
3189 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3192 # tested with SunOS 4.1.1 and gcc 2.7.0
3193 if test "$GCC" != yes; then
3194 CC_SHARED_OPTS='-KPIC'
3196 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3197 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3200 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3201 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3202 if test "$DFT_LWR_MODEL" = "shared" ; then
3203 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3204 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3206 if test "$cf_cv_enable_rpath" = yes ; then
3207 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3210 if test "$GCC" != yes; then
3211 cf_save_CFLAGS="$CFLAGS"
3212 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3214 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3215 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3217 CFLAGS="$cf_save_CFLAGS"
3218 CC_SHARED_OPTS=$cf_shared_opts
3219 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3221 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3224 sysv5uw7*|unix_sv*) #(vi
3225 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3226 if test "$GCC" != yes; then
3227 CC_SHARED_OPTS='-KPIC'
3229 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3232 CC_SHARED_OPTS='unknown'
3233 MK_SHARED_LIB='echo unknown'
3237 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3238 case "$cf_cv_shlib_version" in #(vi
3240 case "$MK_SHARED_LIB" in #(vi
3242 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3245 AC_MSG_WARN(ignored --with-shlib-version)
3251 if test -n "$cf_ld_rpath_opt" ; then
3252 MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
3255 AC_SUBST(CC_SHARED_OPTS)
3256 AC_SUBST(LD_RPATH_OPT)
3257 AC_SUBST(LD_SHARED_OPTS)
3258 AC_SUBST(MK_SHARED_LIB)
3259 AC_SUBST(LINK_PROGS)
3260 AC_SUBST(LINK_TESTS)
3261 AC_SUBST(EXTRA_LDFLAGS)
3262 AC_SUBST(LOCAL_LDFLAGS)
3263 AC_SUBST(LOCAL_LDFLAGS2)
3264 AC_SUBST(INSTALL_LIB)
3266 dnl ---------------------------------------------------------------------------
3267 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3268 dnl ----------------
3269 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3270 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3273 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3274 dnl If missing, use "rel".
3275 define([CF_SHARED_SONAME],
3277 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3278 if test "$cf_cv_shlib_version" = rel; then
3279 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3281 cf_cv_shared_soname='`basename $[@]`'
3284 dnl ---------------------------------------------------------------------------
3285 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3287 dnl Remove "-g" option from the compiler options
3288 AC_DEFUN([CF_STRIP_G_OPT],
3289 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3290 dnl ---------------------------------------------------------------------------
3291 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
3293 dnl Construct a search-list for a nonstandard header/lib-file
3294 dnl $1 = the variable to return as result
3295 dnl $2 = the package name
3296 dnl $3 = the subdirectory, e.g., bin, include or lib
3297 AC_DEFUN([CF_SUBDIR_PATH],
3301 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
3302 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3303 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
3304 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
3305 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
3307 dnl ---------------------------------------------------------------------------
3308 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
3310 dnl Shorthand macro for substituting things that the user may override
3311 dnl with an environment variable.
3313 dnl $1 = long/descriptive name
3314 dnl $2 = environment variable
3315 dnl $3 = default value
3316 AC_DEFUN([CF_SUBST],
3317 [AC_CACHE_VAL(cf_cv_subst_$2,[
3318 AC_MSG_CHECKING(for $1 (symbol $2))
3319 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
3320 cf_cv_subst_$2=[$]$2
3321 AC_MSG_RESULT([$]$2)
3324 dnl ---------------------------------------------------------------------------
3325 dnl CF_TERM_HEADER version: 2 updated: 2010/10/23 15:54:49
3327 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3328 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3329 dnl but some packagers change this, breaking various applications.
3330 AC_DEFUN([CF_TERM_HEADER],[
3331 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3332 case ${cf_cv_ncurses_header} in #(vi
3333 */ncurses.h|*/ncursesw.h) #(vi
3334 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3337 cf_term_header=term.h
3341 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3343 AC_TRY_COMPILE([#include <stdio.h>
3344 #include <${cf_cv_ncurses_header:-curses.h}>
3346 ],[int x = auto_left_margin],[
3347 cf_cv_term_header="$cf_test"],[
3348 cf_cv_term_header=unknown
3350 test "$cf_cv_term_header" != unknown && break
3354 # Set definitions to allow ifdef'ing to accommodate subdirectories
3356 case $cf_cv_term_header in # (vi
3358 AC_DEFINE(HAVE_TERM_H)
3362 case $cf_cv_term_header in # (vi
3363 ncurses/term.h) #(vi
3364 AC_DEFINE(HAVE_NCURSES_TERM_H)
3367 AC_DEFINE(HAVE_NCURSESW_TERM_H)
3371 dnl ---------------------------------------------------------------------------
3372 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
3374 dnl Define a top_builddir symbol, for applications that need an absolute path.
3375 AC_DEFUN([CF_TOP_BUILDDIR],
3378 AC_SUBST(top_builddir)
3380 dnl ---------------------------------------------------------------------------
3381 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3383 dnl Make an uppercase version of a variable
3384 dnl $1=uppercase($2)
3385 AC_DEFUN([CF_UPPER],
3387 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3389 dnl ---------------------------------------------------------------------------
3390 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
3392 dnl Check for multibyte support, and if not found, utf8 compatibility library
3393 AC_DEFUN([CF_UTF8_LIB],
3395 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3396 cf_save_LIBS="$LIBS"
3398 #include <stdlib.h>],[putwc(0,0);],
3399 [cf_cv_utf8_lib=yes],
3401 #include <libutf8.h>],[putwc(0,0);],utf8,
3402 [cf_cv_utf8_lib=add-on],
3403 [cf_cv_utf8_lib=no])
3406 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3408 if test "$cf_cv_utf8_lib" = "add-on" ; then
3409 AC_DEFINE(HAVE_LIBUTF8_H)
3410 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3411 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3412 CF_ADD_LIBS($cf_cv_library_file_utf8)
3415 dnl ---------------------------------------------------------------------------
3416 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3418 dnl Use AC_VERBOSE w/o the warnings
3419 AC_DEFUN([CF_VERBOSE],
3420 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3423 dnl ---------------------------------------------------------------------------
3424 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3426 dnl Check for compiler-support for weak symbols.
3427 dnl This works with "recent" gcc.
3428 AC_DEFUN([CF_WEAK_SYMBOLS],[
3429 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3432 #include <stdio.h>],
3434 #if defined(__GNUC__)
3435 # if defined __USE_ISOC99
3436 # define _cat_pragma(exp) _Pragma(#exp)
3437 # define _weak_pragma(exp) _cat_pragma(weak name)
3439 # define _weak_pragma(exp)
3441 # define _declare(name) __extension__ extern __typeof__(name) name
3442 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3446 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3449 dnl ---------------------------------------------------------------------------
3450 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3451 dnl --------------------
3452 dnl Command-line option to specify the Ada95 compiler.
3453 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3454 AC_MSG_CHECKING(for ada-compiler)
3455 AC_ARG_WITH(ada-compiler,
3456 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3457 [cf_ada_compiler=$withval],
3458 [cf_ada_compiler=gnatmake])
3459 AC_SUBST(cf_ada_compiler)
3460 AC_MSG_RESULT($cf_ada_compiler)
3462 dnl ---------------------------------------------------------------------------
3463 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3464 dnl -------------------
3465 dnl Command-line option to specify where Ada includes will install.
3466 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3467 AC_MSG_CHECKING(for ada-include)
3468 CF_WITH_PATH(ada-include,
3469 [ --with-ada-include=DIR Ada includes are in DIR],
3471 PREFIX/share/ada/adainclude,
3472 [$]prefix/share/ada/adainclude)
3473 AC_SUBST(ADA_INCLUDE)
3474 AC_MSG_RESULT($ADA_INCLUDE)
3476 dnl ---------------------------------------------------------------------------
3477 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3478 dnl -------------------
3479 dnl Command-line option to specify where Ada objects will install.
3480 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3481 AC_MSG_CHECKING(for ada-objects)
3482 CF_WITH_PATH(ada-objects,
3483 [ --with-ada-objects=DIR Ada objects are in DIR],
3485 PREFIX/lib/ada/adalib,
3486 [$]prefix/lib/ada/adalib)
3487 AC_SUBST(ADA_OBJECTS)
3488 AC_MSG_RESULT($ADA_OBJECTS)
3490 dnl ---------------------------------------------------------------------------
3491 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
3492 dnl ---------------------
3493 dnl Command-line option to specify if an Ada95 shared-library should be built,
3494 dnl and optionally what its soname should be.
3495 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3496 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3497 AC_ARG_WITH(ada-sharedlib,
3498 [ --with-ada-sharedlib=XX build Ada95 shared-library],
3499 [with_ada_sharedlib=$withval],
3500 [with_ada_sharedlib=no])
3501 AC_MSG_RESULT($with_ada_sharedlib)
3503 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3504 MAKE_ADA_SHAREDLIB="#"
3506 if test "x$with_ada_sharedlib" != xno
3509 if test "x$with_ada_sharedlib" != xyes
3511 ADA_SHAREDLIB="$with_ada_sharedlib"
3515 AC_SUBST(ADA_SHAREDLIB)
3516 AC_SUBST(MAKE_ADA_SHAREDLIB)
3518 dnl ---------------------------------------------------------------------------
3519 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3520 dnl ------------------
3521 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3523 AC_DEFUN([CF_WITH_CURSES_DIR],[
3525 AC_MSG_CHECKING(for specific curses-directory)
3526 AC_ARG_WITH(curses-dir,
3527 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3528 [cf_cv_curses_dir=$withval],
3529 [cf_cv_curses_dir=no])
3530 AC_MSG_RESULT($cf_cv_curses_dir)
3532 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3534 CF_PATH_SYNTAX(withval)
3535 if test -d "$cf_cv_curses_dir"
3537 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3538 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3542 dnl ---------------------------------------------------------------------------
3543 dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
3545 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3546 dnl defaulting to yes/no.
3548 dnl $1 = option name
3550 dnl $3 = environment variable to set
3551 dnl $4 = default value, shown in the help-message, must be a constant
3552 dnl $5 = default value, if it's an expression & cannot be in the help-message
3554 AC_DEFUN([CF_WITH_PATH],
3555 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3556 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3557 if ifelse([$5],,true,[test -n "$5"]) ; then
3558 CF_PATH_SYNTAX(withval)
3563 dnl ---------------------------------------------------------------------------
3564 dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
3566 dnl Check for POSIX thread library.
3567 AC_DEFUN([CF_WITH_PTHREAD],
3569 AC_MSG_CHECKING(if you want to link with the pthread library)
3570 AC_ARG_WITH(pthread,
3571 [ --with-pthread use POSIX thread library],
3572 [with_pthread=$withval],
3574 AC_MSG_RESULT($with_pthread)
3576 if test "$with_pthread" != no ; then
3577 AC_CHECK_HEADER(pthread.h,[
3578 AC_DEFINE(HAVE_PTHREADS_H)
3580 AC_MSG_CHECKING(if we can link with the pthread library)
3581 cf_save_LIBS="$LIBS"
3584 #include <pthread.h>
3586 int rc = pthread_create(0,0,0,0);
3587 ],[with_pthread=yes],[with_pthread=no])
3588 LIBS="$cf_save_LIBS"
3589 AC_MSG_RESULT($with_pthread)
3591 if test "$with_pthread" = yes ; then
3593 AC_DEFINE(HAVE_LIBPTHREADS)
3595 AC_MSG_ERROR(Cannot link with pthread library)
3600 dnl ---------------------------------------------------------------------------
3601 dnl CF_XOPEN_SOURCE version: 36 updated: 2011/07/02 15:36:04
3603 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3604 dnl or adapt to the vendor's definitions to get equivalent functionality,
3605 dnl without losing the common non-POSIX features.
3608 dnl $1 is the nominal value for _XOPEN_SOURCE
3609 dnl $2 is the nominal value for _POSIX_C_SOURCE
3610 AC_DEFUN([CF_XOPEN_SOURCE],[
3612 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3613 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3616 case $host_os in #(vi
3618 cf_xopen_source="-D_ALL_SOURCE"
3623 darwin[[0-8]].*) #(vi
3624 cf_xopen_source="-D_APPLE_C_SOURCE"
3627 cf_xopen_source="-D_DARWIN_C_SOURCE"
3629 freebsd*|dragonfly*) #(vi
3630 # 5.x headers associate
3631 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3632 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3633 cf_POSIX_C_SOURCE=200112L
3635 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3638 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3641 cf_xopen_source="-D_HPUX_SOURCE"
3644 cf_xopen_source="-D_SGI_SOURCE"
3646 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3650 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
3653 # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3656 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3659 cf_xopen_source="-D_OSF_SOURCE"
3662 cf_xopen_source="-D_QNX_SOURCE"
3665 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3667 solaris2.1[[0-9]]) #(vi
3668 cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3670 solaris2.[[1-9]]) #(vi
3671 cf_xopen_source="-D__EXTENSIONS__"
3674 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3675 AC_TRY_COMPILE([#include <sys/types.h>],[
3676 #ifndef _XOPEN_SOURCE
3679 [cf_cv_xopen_source=no],
3680 [cf_save="$CPPFLAGS"
3681 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3682 AC_TRY_COMPILE([#include <sys/types.h>],[
3683 #ifdef _XOPEN_SOURCE
3686 [cf_cv_xopen_source=no],
3687 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3691 if test "$cf_cv_xopen_source" != no ; then
3692 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3693 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3694 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3695 CF_ADD_CFLAGS($cf_temp_xopen_source)
3697 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3701 if test -n "$cf_xopen_source" ; then
3702 CF_ADD_CFLAGS($cf_xopen_source)