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 1.30 2011/07/02 19:51:20 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_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
678 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
679 dnl prefer a standard location, and use -L options only if we do not find the
680 dnl library in the standard library location(s).
681 dnl $1 = library name
682 dnl $2 = library class, usually the same as library name
684 dnl $4 = code fragment to compile/link
685 dnl $5 = corresponding function-name
686 dnl $6 = flag, nonnull if failure should not cause an error-exit
688 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
689 dnl to use a -L option.
690 AC_DEFUN([CF_FIND_LIBRARY],
692 eval 'cf_cv_have_lib_'$1'=no'
695 eval 'cf_cv_have_lib_'$1'=yes',[
697 AC_MSG_CHECKING(for $5 in -l$1)
699 AC_TRY_LINK([$3],[$4],
701 eval 'cf_cv_have_lib_'$1'=yes'
704 CF_LIBRARY_PATH(cf_search,$2)
705 for cf_libdir in $cf_search
707 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
708 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
709 AC_TRY_LINK([$3],[$4],
711 eval 'cf_cv_have_lib_'$1'=yes'
714 LIBS="$cf_save_LIBS"])
718 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
720 if test $cf_found_library = no ; then
721 AC_MSG_ERROR(Cannot link $1 library)
725 dnl ---------------------------------------------------------------------------
726 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
728 dnl Find a library (specifically the linkage used in the code fragment),
729 dnl searching for it if it is not already in the library path.
730 dnl See also CF_ADD_SEARCHPATH.
732 dnl Parameters (4-on are optional):
733 dnl $1 = headers for library entrypoint
734 dnl $2 = code fragment for library entrypoint
735 dnl $3 = the library name without the "-l" option or ".so" suffix.
736 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
737 dnl $5 = action to perform if not successful
738 dnl $6 = module name, if not the same as the library name
739 dnl $7 = extra libraries
741 dnl Sets these variables:
742 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
743 dnl $cf_cv_header_path_$3 - include-directory if needed
744 dnl $cf_cv_library_path_$3 - library-directory if needed
745 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
746 AC_DEFUN([CF_FIND_LINKAGE],[
748 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
749 # will be set on completion of the AC_TRY_LINK below.
750 cf_cv_header_path_$3=
751 cf_cv_library_path_$3=
753 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
757 AC_TRY_LINK([$1],[$2],[
758 cf_cv_find_linkage_$3=yes
759 cf_cv_header_path_$3=/usr/include
760 cf_cv_library_path_$3=/usr/lib
763 LIBS="-l$3 $7 $cf_save_LIBS"
765 AC_TRY_LINK([$1],[$2],[
766 cf_cv_find_linkage_$3=yes
767 cf_cv_header_path_$3=/usr/include
768 cf_cv_library_path_$3=/usr/lib
769 cf_cv_library_file_$3="-l$3"
771 cf_cv_find_linkage_$3=no
774 CF_VERBOSE(find linkage for $3 library)
775 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
777 cf_save_CPPFLAGS="$CPPFLAGS"
778 cf_test_CPPFLAGS="$CPPFLAGS"
780 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
781 for cf_cv_header_path_$3 in $cf_search
783 if test -d $cf_cv_header_path_$3 ; then
784 CF_VERBOSE(... testing $cf_cv_header_path_$3)
785 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
786 AC_TRY_COMPILE([$1],[$2],[
787 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
788 cf_cv_find_linkage_$3=maybe
789 cf_test_CPPFLAGS="$CPPFLAGS"
791 CPPFLAGS="$cf_save_CPPFLAGS"
796 if test "$cf_cv_find_linkage_$3" = maybe ; then
798 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
801 cf_save_LDFLAGS="$LDFLAGS"
804 CPPFLAGS="$cf_test_CPPFLAGS"
805 LIBS="-l$3 $7 $cf_save_LIBS"
806 AC_TRY_LINK([$1],[$2],[
807 CF_VERBOSE(... found $3 library in system)
808 cf_cv_find_linkage_$3=yes])
809 CPPFLAGS="$cf_save_CPPFLAGS"
813 if test "$cf_cv_find_linkage_$3" != yes ; then
814 CF_LIBRARY_PATH(cf_search,$3)
815 for cf_cv_library_path_$3 in $cf_search
817 if test -d $cf_cv_library_path_$3 ; then
818 CF_VERBOSE(... testing $cf_cv_library_path_$3)
819 CPPFLAGS="$cf_test_CPPFLAGS"
820 LIBS="-l$3 $7 $cf_save_LIBS"
821 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
822 AC_TRY_LINK([$1],[$2],[
823 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
824 cf_cv_find_linkage_$3=yes
825 cf_cv_library_file_$3="-l$3"
827 CPPFLAGS="$cf_save_CPPFLAGS"
829 LDFLAGS="$cf_save_LDFLAGS"
833 CPPFLAGS="$cf_save_CPPFLAGS"
834 LDFLAGS="$cf_save_LDFLAGS"
838 cf_cv_find_linkage_$3=no
845 if test "$cf_cv_find_linkage_$3" = yes ; then
847 CF_ADD_INCDIR($cf_cv_header_path_$3)
848 CF_ADD_LIBDIR($cf_cv_library_path_$3)
852 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
855 dnl ---------------------------------------------------------------------------
856 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
857 dnl -----------------
858 dnl Test for availability of useful gcc __attribute__ directives to quiet
859 dnl compiler warnings. Though useful, not all are supported -- and contrary
860 dnl to documentation, unrecognized directives cause older compilers to barf.
861 AC_DEFUN([CF_GCC_ATTRIBUTES],
865 cat > conftest.i <<EOF
873 #define GCC_NORETURN /* nothing */
876 #define GCC_UNUSED /* nothing */
881 AC_CHECKING([for $CC __attribute__ directives])
882 cat > conftest.$ac_ext <<EOF
883 #line __oline__ "${as_me:-configure}"
884 #include "confdefs.h"
885 #include "conftest.h"
886 #include "conftest.i"
888 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
890 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
893 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
895 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
897 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
898 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
899 extern void foo(void) GCC_NORETURN;
900 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
902 cf_printf_attribute=no
903 cf_scanf_attribute=no
904 for cf_attribute in scanf printf unused noreturn
906 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
907 cf_directive="__attribute__(($cf_attribute))"
908 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
910 case $cf_attribute in #(vi
912 cf_printf_attribute=yes
913 cat >conftest.h <<EOF
914 #define GCC_$cf_ATTRIBUTE 1
918 cf_scanf_attribute=yes
919 cat >conftest.h <<EOF
920 #define GCC_$cf_ATTRIBUTE 1
924 cat >conftest.h <<EOF
925 #define GCC_$cf_ATTRIBUTE $cf_directive
930 if AC_TRY_EVAL(ac_compile); then
931 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
932 cat conftest.h >>confdefs.h
933 case $cf_attribute in #(vi
935 if test "$cf_printf_attribute" = no ; then
936 cat >>confdefs.h <<EOF
937 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
940 cat >>confdefs.h <<EOF
941 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
946 if test "$cf_scanf_attribute" = no ; then
947 cat >>confdefs.h <<EOF
948 #define GCC_SCANFLIKE(fmt,var) /* nothing */
951 cat >>confdefs.h <<EOF
952 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
960 fgrep define conftest.i >>confdefs.h
965 dnl ---------------------------------------------------------------------------
966 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
968 dnl Find version of gcc
969 AC_DEFUN([CF_GCC_VERSION],[
970 AC_REQUIRE([AC_PROG_CC])
972 if test "$GCC" = yes ; then
973 AC_MSG_CHECKING(version of $CC)
974 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
975 test -z "$GCC_VERSION" && GCC_VERSION=unknown
976 AC_MSG_RESULT($GCC_VERSION)
979 dnl ---------------------------------------------------------------------------
980 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
982 dnl Check if the compiler supports useful warning options. There's a few that
983 dnl we don't use, simply because they're too noisy:
985 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
986 dnl -Wredundant-decls (system headers make this too noisy)
987 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
988 dnl -Wwrite-strings (too noisy, but should review occasionally). This
989 dnl is enabled for ncurses using "--enable-const".
993 dnl $1 is an optional list of gcc warning flags that a particular
994 dnl application might want to use, e.g., "no-unused" for
997 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
999 AC_DEFUN([CF_GCC_WARNINGS],
1001 AC_REQUIRE([CF_GCC_VERSION])
1002 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1004 cat > conftest.$ac_ext <<EOF
1005 #line __oline__ "${as_me:-configure}"
1006 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1009 if test "$INTEL_COMPILER" = yes
1011 # The "-wdXXX" options suppress warnings:
1012 # remark #1419: external declaration in primary source file
1013 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1014 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1015 # remark #193: zero used for undefined preprocessing identifier
1016 # remark #593: variable "curs_sb_left_arrow" was set but never used
1017 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1018 # remark #869: parameter "tw" was never referenced
1019 # remark #981: operands are evaluated in unspecified order
1020 # warning #279: controlling expression is constant
1022 AC_CHECKING([for $CC warning options])
1023 cf_save_CFLAGS="$CFLAGS"
1024 EXTRA_CFLAGS="-Wall"
1036 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1037 if AC_TRY_EVAL(ac_compile); then
1038 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1039 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1042 CFLAGS="$cf_save_CFLAGS"
1044 elif test "$GCC" = yes
1046 AC_CHECKING([for $CC warning options])
1047 cf_save_CFLAGS="$CFLAGS"
1050 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1051 for cf_opt in W Wall \
1052 Wbad-function-cast \
1056 Wmissing-declarations \
1057 Wmissing-prototypes \
1061 Wstrict-prototypes \
1062 Wundef $cf_warn_CONST $1
1064 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1065 if AC_TRY_EVAL(ac_compile); then
1066 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1067 case $cf_opt in #(vi
1069 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1072 case $GCC_VERSION in
1074 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1079 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1082 CFLAGS="$cf_save_CFLAGS"
1086 AC_SUBST(EXTRA_CFLAGS)
1088 dnl ---------------------------------------------------------------------------
1089 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1090 dnl ----------------
1091 AC_DEFUN([CF_GNAT_GENERICS],
1093 AC_REQUIRE([CF_GNAT_VERSION])
1095 AC_MSG_CHECKING(if GNAT supports generics)
1096 case $cf_gnat_version in #(vi
1097 3.[[1-9]]*|[[4-9]].*) #(vi
1098 cf_gnat_generics=yes
1104 AC_MSG_RESULT($cf_gnat_generics)
1106 if test "$cf_gnat_generics" = yes
1108 cf_compile_generics=generics
1109 cf_generic_objects="\${GENOBJS}"
1111 cf_compile_generics=
1115 AC_SUBST(cf_compile_generics)
1116 AC_SUBST(cf_generic_objects)
1118 dnl ---------------------------------------------------------------------------
1119 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1120 dnl --------------------
1121 dnl Check if the gnat pragma "Unreferenced" works.
1122 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1123 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1124 CF_GNAT_TRY_LINK([procedure conftest;],
1127 procedure conftest is
1129 pragma Unreferenced (test);
1132 Text_IO.Put ("Hello World");
1134 GNAT.OS_Lib.OS_Exit (0);
1136 [cf_cv_pragma_unreferenced=yes],
1137 [cf_cv_pragma_unreferenced=no])])
1139 # if the pragma is supported, use it (needed in the Trace code).
1140 if test $cf_cv_pragma_unreferenced = yes ; then
1145 AC_SUBST(PRAGMA_UNREF)
1147 dnl ---------------------------------------------------------------------------
1148 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1149 dnl ----------------
1150 dnl GNAT projects are configured with ".gpr" project files.
1151 dnl GNAT libraries are a further development, using the project feature.
1152 AC_DEFUN([CF_GNAT_PROJECTS],
1154 AC_REQUIRE([CF_GNAT_VERSION])
1156 cf_gnat_libraries=no
1159 AC_MSG_CHECKING(if GNAT supports project files)
1160 case $cf_gnat_version in #(vi
1164 case $cf_cv_system_name in #(vi
1168 mkdir conftest.src conftest.bin conftest.lib
1170 rm -rf conftest* *~conftest*
1171 cat >>library.gpr <<CF_EOF
1173 Kind := External ("LIB_KIND");
1174 for Library_Name use "ConfTest";
1175 for Object_Dir use ".";
1176 for Library_ALI_Dir use External("LIBRARY_DIR");
1177 for Library_Version use External ("SONAME");
1178 for Library_Kind use Kind;
1179 for Library_Dir use External("BUILD_DIR");
1180 Source_Dir := External ("SOURCE_DIR");
1181 for Source_Dirs use (Source_Dir);
1183 for Default_Switches ("Ada") use
1187 "-gnatVa", -- All validity checks
1188 "-gnatwa"); -- Activate all optional errors
1192 cat >>confpackage.ads <<CF_EOF
1193 package ConfPackage is
1197 cat >>confpackage.adb <<CF_EOF
1199 package body ConfPackage is
1200 procedure conftest is
1202 Text_IO.Put ("Hello World");
1207 if ( $cf_ada_make $ADAFLAGS \
1209 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1210 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1211 -XSOURCE_DIR=`pwd` \
1212 -XSONAME=libConfTest.so.1 \
1213 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1214 cf_gnat_projects=yes
1217 if test -f conftest.lib/confpackage.ali
1219 cf_gnat_libraries=yes
1221 rm -rf conftest* *~conftest*
1226 AC_MSG_RESULT($cf_gnat_projects)
1228 if test $cf_gnat_projects = yes
1230 AC_MSG_CHECKING(if GNAT supports libraries)
1231 AC_MSG_RESULT($cf_gnat_libraries)
1234 if test "$cf_gnat_projects" = yes
1236 USE_OLD_MAKERULES="#"
1237 USE_GNAT_PROJECTS=""
1239 USE_OLD_MAKERULES=""
1240 USE_GNAT_PROJECTS="#"
1243 if test "$cf_gnat_libraries" = yes
1245 USE_GNAT_LIBRARIES=""
1247 USE_GNAT_LIBRARIES="#"
1250 AC_SUBST(USE_OLD_MAKERULES)
1251 AC_SUBST(USE_GNAT_PROJECTS)
1252 AC_SUBST(USE_GNAT_LIBRARIES)
1254 dnl ---------------------------------------------------------------------------
1255 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1257 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1258 dnl is noted that gnat may compile a tasking unit even for configurations which
1259 dnl fail at runtime.
1260 AC_DEFUN([CF_GNAT_SIGINT],[
1261 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1262 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1266 pragma Warnings (Off); -- the next pragma exists since 3.11p
1267 pragma Unreserve_All_Interrupts;
1268 pragma Warnings (On);
1270 protected Process is
1272 function Continue return Boolean;
1273 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1275 Done : Boolean := False;
1279 [package body ConfTest is
1280 protected body Process is
1285 function Continue return Boolean is
1291 [cf_cv_gnat_sigint=yes],
1292 [cf_cv_gnat_sigint=no])])
1294 if test $cf_cv_gnat_sigint = yes ; then
1299 AC_SUBST(USE_GNAT_SIGINT)
1301 dnl ---------------------------------------------------------------------------
1302 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1303 dnl ----------------
1304 dnl Verify that a test program compiles/links with GNAT.
1305 dnl $cf_ada_make is set to the program that compiles/links
1306 dnl $ADAFLAGS may be set to the GNAT flags.
1308 dnl $1 is the text of the spec
1309 dnl $2 is the text of the body
1310 dnl $3 is the shell command to execute if successful
1311 dnl $4 is the shell command to execute if not successful
1312 AC_DEFUN([CF_GNAT_TRY_LINK],
1314 rm -rf conftest* *~conftest*
1315 cat >>conftest.ads <<CF_EOF
1318 cat >>conftest.adb <<CF_EOF
1321 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1322 ifelse($3,, :,[ $3])
1326 rm -rf conftest* *~conftest*
1328 dnl ---------------------------------------------------------------------------
1329 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1331 dnl Verify that a test program compiles and runs with GNAT
1332 dnl $cf_ada_make is set to the program that compiles/links
1333 dnl $ADAFLAGS may be set to the GNAT flags.
1335 dnl $1 is the text of the spec
1336 dnl $2 is the text of the body
1337 dnl $3 is the shell command to execute if successful
1338 dnl $4 is the shell command to execute if not successful
1339 AC_DEFUN([CF_GNAT_TRY_RUN],
1341 rm -rf conftest* *~conftest*
1342 cat >>conftest.ads <<CF_EOF
1345 cat >>conftest.adb <<CF_EOF
1348 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1349 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1350 ifelse($3,, :,[ $3])
1357 rm -rf conftest* *~conftest*
1359 dnl ---------------------------------------------------------------------------
1360 dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
1362 dnl Verify version of GNAT.
1363 AC_DEFUN([CF_GNAT_VERSION],
1365 AC_MSG_CHECKING(for gnat version)
1366 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1367 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1368 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1369 AC_MSG_RESULT($cf_gnat_version)
1371 case $cf_gnat_version in #(vi
1372 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi
1373 cf_cv_prog_gnat_correct=yes
1376 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1377 cf_cv_prog_gnat_correct=no
1381 dnl ---------------------------------------------------------------------------
1382 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1384 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1385 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1386 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1387 dnl since it is interwoven with GNU extensions.
1389 dnl Well, yes we could work around it...
1390 AC_DEFUN([CF_GNU_SOURCE],
1392 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1393 AC_TRY_COMPILE([#include <sys/types.h>],[
1394 #ifndef _XOPEN_SOURCE
1397 [cf_cv_gnu_source=no],
1398 [cf_save="$CPPFLAGS"
1399 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1400 AC_TRY_COMPILE([#include <sys/types.h>],[
1401 #ifdef _XOPEN_SOURCE
1404 [cf_cv_gnu_source=no],
1405 [cf_cv_gnu_source=yes])
1409 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1411 dnl ---------------------------------------------------------------------------
1412 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1414 dnl Construct a search-list of directories for a nonstandard header-file
1417 dnl $1 = the variable to return as result
1418 dnl $2 = the package name
1419 AC_DEFUN([CF_HEADER_PATH],
1423 # collect the current set of include-directories from compiler flags
1424 cf_header_path_list=""
1425 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1426 for cf_header_path in $CPPFLAGS $CFLAGS
1428 case $cf_header_path in #(vi
1430 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1431 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1432 cf_header_path_list="$cf_header_path_list [$]$1"
1438 # add the variations for the package we are looking for
1439 CF_SUBDIR_PATH($1,$2,include)
1441 test "$includedir" != NONE && \
1442 test "$includedir" != "/usr/include" && \
1443 test -d "$includedir" && {
1444 test -d $includedir && $1="[$]$1 $includedir"
1445 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1448 test "$oldincludedir" != NONE && \
1449 test "$oldincludedir" != "/usr/include" && \
1450 test -d "$oldincludedir" && {
1451 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1452 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1455 $1="[$]$1 $cf_header_path_list"
1457 dnl ---------------------------------------------------------------------------
1458 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1460 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1461 AC_DEFUN([CF_HELP_MESSAGE],
1462 [AC_DIVERT_HELP([$1])dnl
1464 dnl ---------------------------------------------------------------------------
1465 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
1467 dnl Construct the list of include-options according to whether we're building
1468 dnl in the source directory or using '--srcdir=DIR' option. If we're building
1469 dnl with gcc, don't append the includedir if it happens to be /usr/include,
1470 dnl since that usually breaks gcc's shadow-includes.
1471 AC_DEFUN([CF_INCLUDE_DIRS],
1473 CPPFLAGS="$CPPFLAGS -I. -I../include"
1474 if test "$srcdir" != "."; then
1475 CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
1477 if test "$GCC" != yes; then
1478 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1479 elif test "$includedir" != "/usr/include"; then
1480 if test "$includedir" = '${prefix}/include' ; then
1481 if test $prefix != /usr ; then
1482 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1485 CPPFLAGS="$CPPFLAGS -I\${includedir}"
1490 dnl ---------------------------------------------------------------------------
1491 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
1492 dnl -----------------
1493 dnl Check if the given compiler is really the Intel compiler for Linux. It
1494 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1495 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1497 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1498 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1499 dnl the wrappers for gcc and g++ warnings.
1501 dnl $1 = GCC (default) or GXX
1502 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1503 dnl $3 = CFLAGS (default) or CXXFLAGS
1504 AC_DEFUN([CF_INTEL_COMPILER],[
1505 ifelse([$2],,INTEL_COMPILER,[$2])=no
1507 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1510 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1511 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1512 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1514 #ifdef __INTEL_COMPILER
1518 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1519 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1521 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1522 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1527 dnl ---------------------------------------------------------------------------
1528 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
1530 dnl Add checks for large file support.
1531 AC_DEFUN([CF_LARGEFILE],[
1532 ifdef([AC_FUNC_FSEEKO],[
1534 if test "$enable_largefile" != no ; then
1537 # Normally we would collect these definitions in the config.h,
1538 # but (like _XOPEN_SOURCE), some environments rely on having these
1539 # defined before any of the system headers are included. Another
1540 # case comes up with C++, e.g., on AIX the compiler compiles the
1541 # header files by themselves before looking at the body files it is
1542 # told to compile. For ncurses, those header files do not include
1544 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1545 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1546 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1548 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1550 #include <sys/types.h>
1553 /* if transitional largefile support is setup, this is true */
1554 extern struct dirent64 * readdir(DIR *);
1555 struct dirent64 *x = readdir((DIR *)0);
1556 struct dirent *y = readdir((DIR *)0);
1559 [cf_cv_struct_dirent64=yes],
1560 [cf_cv_struct_dirent64=no])
1562 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
1566 dnl ---------------------------------------------------------------------------
1567 dnl CF_LD_RPATH_OPT version: 4 updated: 2011/06/04 20:09:13
1569 dnl For the given system and compiler, find the compiler flags to pass to the
1570 dnl loader to use the "rpath" feature.
1571 AC_DEFUN([CF_LD_RPATH_OPT],
1573 AC_REQUIRE([CF_CHECK_CACHE])
1576 AC_MSG_CHECKING(for an rpath option)
1577 case $cf_cv_system_name in #(vi
1579 if test "$GCC" = yes; then
1580 LD_RPATH_OPT="-Wl,-rpath,"
1582 LD_RPATH_OPT="-rpath "
1585 linux*|gnu*|k*bsd*-gnu) #(vi
1586 LD_RPATH_OPT="-Wl,-rpath,"
1588 openbsd[[2-9]].*|mirbsd*) #(vi
1589 LD_RPATH_OPT="-Wl,-rpath,"
1592 LD_RPATH_OPT="-rpath "
1595 LD_RPATH_OPT="-Wl,-rpath,"
1598 LD_RPATH_OPT="-rpath "
1606 AC_MSG_RESULT($LD_RPATH_OPT)
1608 case "x$LD_RPATH_OPT" in #(vi
1610 AC_MSG_CHECKING(if we need a space after rpath option)
1611 cf_save_LIBS="$LIBS"
1612 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1613 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1614 LIBS="$cf_save_LIBS"
1615 AC_MSG_RESULT($cf_rpath_space)
1616 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1620 dnl ---------------------------------------------------------------------------
1621 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1623 dnl Construct a search-list of directories for a nonstandard library-file
1626 dnl $1 = the variable to return as result
1627 dnl $2 = the package name
1628 AC_DEFUN([CF_LIBRARY_PATH],
1631 cf_library_path_list=""
1632 if test -n "${LDFLAGS}${LIBS}" ; then
1633 for cf_library_path in $LDFLAGS $LIBS
1635 case $cf_library_path in #(vi
1637 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1638 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1639 cf_library_path_list="$cf_library_path_list [$]$1"
1645 CF_SUBDIR_PATH($1,$2,lib)
1647 $1="$cf_library_path_list [$]$1"
1649 dnl ---------------------------------------------------------------------------
1650 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
1652 dnl Compute the library-prefix for the given host system
1653 dnl $1 = variable to set
1654 AC_DEFUN([CF_LIB_PREFIX],
1656 case $cf_cv_system_name in #(vi
1663 ifelse($1,,,[$1=$LIB_PREFIX])
1664 AC_SUBST(LIB_PREFIX)
1666 dnl ---------------------------------------------------------------------------
1667 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
1669 dnl Find the and soname for the given shared library. Set the cache variable
1670 dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
1671 dnl variable to "unknown".
1675 dnl $3 = library name
1676 AC_DEFUN([CF_LIB_SONAME],
1678 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
1680 cf_cv_$3_soname=unknown
1681 if test "$cross_compiling" != yes ; then
1682 cat >conftest.$ac_ext <<CF_EOF
1687 ${cf_cv_main_return:-return}(0);
1690 cf_save_LIBS="$LIBS"
1692 if AC_TRY_EVAL(ac_compile) ; then
1693 if AC_TRY_EVAL(ac_link) ; then
1694 cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
1695 test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
1699 LIBS="$cf_save_LIBS"
1703 dnl ---------------------------------------------------------------------------
1704 dnl CF_LIB_SUFFIX version: 17 updated: 2011/07/02 15:36:04
1706 dnl Compute the library file-suffix from the given model name
1708 dnl $2 = variable to set (the nominal library suffix)
1709 dnl $3 = dependency variable to set (actual filename)
1710 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1711 AC_DEFUN([CF_LIB_SUFFIX],
1713 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
1732 case $cf_cv_system_name in
1762 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1763 test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
1765 dnl ---------------------------------------------------------------------------
1766 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
1768 dnl Compute the string to append to -library from the given model name
1770 dnl $2 = variable to set
1771 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1772 AC_DEFUN([CF_LIB_TYPE],
1781 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1783 dnl ---------------------------------------------------------------------------
1784 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
1785 dnl ----------------
1786 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1787 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1788 dnl have to provide wrappers for global tables to ensure they're linked
1790 AC_DEFUN([CF_LINK_DATAONLY],
1792 AC_MSG_CHECKING([if data-only library module links])
1793 AC_CACHE_VAL(cf_cv_link_dataonly,[
1795 cat >conftest.$ac_ext <<EOF
1796 #line __oline__ "configure"
1797 int testdata[[3]] = { 123, 456, 789 };
1799 if AC_TRY_EVAL(ac_compile) ; then
1800 mv conftest.o data.o && \
1801 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1803 rm -f conftest.$ac_ext data.o
1804 cat >conftest.$ac_ext <<EOF
1805 #line __oline__ "configure"
1809 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1811 extern int testdata[[3]];
1812 return testdata[[0]] == 123
1813 && testdata[[1]] == 456
1814 && testdata[[2]] == 789;
1818 if AC_TRY_EVAL(ac_compile); then
1819 mv conftest.o func.o && \
1820 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1822 rm -f conftest.$ac_ext func.o
1823 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1825 LIBS="conftest.a $LIBS"
1829 extern int testfunc();
1830 ${cf_cv_main_return:-return} (!testfunc());
1833 [cf_cv_link_dataonly=yes],
1834 [cf_cv_link_dataonly=no],
1835 [cf_cv_link_dataonly=unknown])
1838 AC_MSG_RESULT($cf_cv_link_dataonly)
1840 if test "$cf_cv_link_dataonly" = no ; then
1841 AC_DEFINE(BROKEN_LINKER)
1846 dnl ---------------------------------------------------------------------------
1847 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
1849 dnl Most Unix systems have both link and symlink, a few don't have symlink.
1850 dnl A few non-Unix systems implement symlink, but not link.
1851 dnl A few non-systems implement neither (or have nonfunctional versions).
1852 AC_DEFUN([CF_LINK_FUNCS],
1858 if test "$cross_compiling" = yes ; then
1863 AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
1865 for cf_func in link symlink ; do
1867 #include <sys/types.h>
1868 #include <sys/stat.h>
1869 #ifdef HAVE_UNISTD_H
1875 char *src = "config.log";
1876 char *dst = "conftest.chk";
1881 fail = ($cf_func("config.log", "conftest.chk") < 0)
1882 || (stat(dst, &dst_sb) < 0)
1883 || (dst_sb.st_mtime != src_sb.st_mtime);
1889 ${cf_cv_main_return:-return} (fail);
1892 cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
1893 eval 'ac_cv_func_'$cf_func'=yes'],[
1894 eval 'ac_cv_func_'$cf_func'=no'],[
1895 eval 'ac_cv_func_'$cf_func'=error'])
1897 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
1899 test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
1900 test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
1903 dnl ---------------------------------------------------------------------------
1904 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
1906 dnl Check if a return from main to the shell actually returns the same exit
1907 dnl code. This is true for almost any POSIX environment.
1909 dnl Some very old environments did not flush stdout, etc., on an exit. That
1910 dnl would be a useful case to test for also.
1911 AC_DEFUN([CF_MAIN_RETURN],
1913 cf_cv_main_return=return
1915 dnl ---------------------------------------------------------------------------
1916 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
1918 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1919 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1920 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1921 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1922 AC_DEFUN([CF_MAKEFLAGS],
1924 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1926 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1928 cat >cf_makeflags.tmp <<CF_EOF
1931 @ echo '.$cf_option'
1933 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1934 case "$cf_result" in
1936 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1937 case "$cf_result" in
1938 .*CC=*) cf_cv_makeflags=
1940 *) cf_cv_makeflags=$cf_option
1946 *) echo "given option \"$cf_option\", no match \"$cf_result\""
1950 rm -f cf_makeflags.tmp
1953 AC_SUBST(cf_cv_makeflags)
1955 dnl ---------------------------------------------------------------------------
1956 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1958 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1959 dnl a monocase filesystem.
1960 AC_DEFUN([CF_MAKE_TAGS],[
1961 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1963 AC_CHECK_PROGS(CTAGS, exctags ctags)
1964 AC_CHECK_PROGS(ETAGS, exetags etags)
1966 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1968 if test "$cf_cv_mixedcase" = yes ; then
1969 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1974 if test "$MAKE_UPPER_TAGS" = yes ; then
1980 if test "$MAKE_LOWER_TAGS" = yes ; then
1989 AC_SUBST(MAKE_UPPER_TAGS)
1990 AC_SUBST(MAKE_LOWER_TAGS)
1992 dnl ---------------------------------------------------------------------------
1993 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
1994 dnl ----------------------
1995 dnl Check if the file-system supports mixed-case filenames. If we're able to
1996 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1997 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1999 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
2000 if test "$cross_compiling" = yes ; then
2001 case $target_alias in #(vi
2002 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
2010 rm -f conftest CONFTEST
2012 if test -f CONFTEST ; then
2017 rm -f conftest CONFTEST
2020 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
2022 dnl ---------------------------------------------------------------------------
2023 dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
2025 dnl Check for a working mkstemp. This creates two files, checks that they are
2026 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2027 AC_DEFUN([CF_MKSTEMP],[
2028 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2031 #include <sys/types.h>
2035 #include <sys/stat.h>
2038 char *tmpl = "conftestXXXXXX";
2046 for (n = 0; n < 2; ++n) {
2047 strcpy(name[n], tmpl);
2048 if ((fd = mkstemp(name[n])) >= 0) {
2049 if (!strcmp(name[n], tmpl)
2050 || stat(name[n], &sb) != 0
2051 || (sb.st_mode & S_IFMT) != S_IFREG
2052 || (sb.st_mode & 077) != 0) {
2059 && !strcmp(name[0], name[1]))
2061 ${cf_cv_main_return:-return}(result);
2063 ],[cf_cv_func_mkstemp=yes
2064 ],[cf_cv_func_mkstemp=no
2065 ],[AC_CHECK_FUNC(mkstemp)
2068 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2069 AC_DEFINE(HAVE_MKSTEMP)
2072 dnl ---------------------------------------------------------------------------
2073 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2075 dnl Write a debug message to config.log, along with the line number in the
2076 dnl configure script.
2077 AC_DEFUN([CF_MSG_LOG],[
2078 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2080 dnl ---------------------------------------------------------------------------
2081 dnl CF_NCURSES_ADDON version: 4 updated: 2011/03/27 17:10:13
2082 dnl ----------------
2083 dnl Configure an ncurses add-on, built outside the ncurses tree.
2084 AC_DEFUN([CF_NCURSES_ADDON],[
2086 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2088 AC_MSG_CHECKING(if you want wide-character code)
2089 AC_ARG_ENABLE(widec,
2090 [ --enable-widec compile with wide-char/UTF-8 code],
2091 [with_widec=$enableval],
2093 AC_MSG_RESULT($with_widec)
2094 if test "$with_widec" = yes ; then
2096 CF_NCURSES_CONFIG(ncursesw)
2098 CF_NCURSES_CONFIG(ncurses)
2101 if test "$NCURSES_CONFIG" != none ; then
2103 cf_version=`$NCURSES_CONFIG --version`
2105 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2106 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2107 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2109 # ABI version is not available from headers
2110 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version`
2114 for cf_name in MAJOR MINOR PATCH
2116 cat >conftest.$ac_ext <<CF_EOF
2117 #include <${cf_cv_ncurses_header:-curses.h}>
2118 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2120 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2122 if test -f conftest.out ; then
2123 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2124 eval NCURSES_$cf_name=\"$cf_result\"
2125 # cat conftest.$ac_ext
2130 cf_cv_abi_version=${NCURSES_MAJOR}
2134 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2136 dnl Show the computed version, for logging
2137 cf_cv_timestamp=`date`
2139 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2141 dnl We need these values in the generated headers
2142 AC_SUBST(NCURSES_MAJOR)
2143 AC_SUBST(NCURSES_MINOR)
2144 AC_SUBST(NCURSES_PATCH)
2146 dnl We need these values in the generated makefiles
2147 AC_SUBST(cf_cv_rel_version)
2148 AC_SUBST(cf_cv_abi_version)
2150 dnl FIXME - not needed for Ada95
2151 AC_SUBST(cf_cv_builtin_bool)
2152 AC_SUBST(cf_cv_header_stdbool_h)
2153 AC_SUBST(cf_cv_type_of_bool)dnl
2156 dnl ---------------------------------------------------------------------------
2157 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2158 dnl -------------------
2159 dnl Check if we can compile with ncurses' header file
2160 dnl $1 is the cache variable to set
2161 dnl $2 is the header-file to include
2162 dnl $3 is the root name (ncurses or ncursesw)
2163 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2165 ]ifelse($3,ncursesw,[
2166 #define _XOPEN_SOURCE_EXTENDED
2167 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2168 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2171 #ifdef NCURSES_VERSION
2172 ]ifelse($3,ncursesw,[
2177 printf("%s\n", NCURSES_VERSION);
2189 dnl ---------------------------------------------------------------------------
2190 dnl CF_NCURSES_CONFIG version: 8 updated: 2010/07/08 05:17:30
2191 dnl -----------------
2192 dnl Tie together the configure-script macros for ncurses.
2193 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
2194 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
2196 dnl $1 is the root library name (default: "ncurses")
2197 AC_DEFUN([CF_NCURSES_CONFIG],
2199 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2201 echo "Looking for ${cf_ncuconfig_root}-config"
2202 AC_PATH_PROGS(NCURSES_CONFIG,${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config,none)
2204 if test "$NCURSES_CONFIG" != none ; then
2206 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2207 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2209 # even with config script, some packages use no-override for curses.h
2210 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2212 dnl like CF_NCURSES_CPPFLAGS
2215 dnl like CF_NCURSES_LIBS
2216 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2217 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2219 dnl like CF_NCURSES_VERSION
2220 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2224 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2225 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2229 dnl ---------------------------------------------------------------------------
2230 dnl CF_NCURSES_CPPFLAGS version: 20 updated: 2010/11/20 17:02:38
2231 dnl -------------------
2232 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2233 dnl the CPPFLAGS variable so we can include its header.
2235 dnl The header files may be installed as either curses.h, or ncurses.h (would
2236 dnl be obsolete, except that some packagers prefer this name to distinguish it
2237 dnl from a "native" curses implementation). If not installed for overwrite,
2238 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2239 dnl /usr/include/ncurses), but someone may have installed overwriting the
2240 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2241 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2244 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2245 dnl is already in the include-path, don't even bother with this, since we cannot
2246 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2248 dnl The optional parameter gives the root name of the library, in case it is
2249 dnl not installed as the default curses library. That is how the
2250 dnl wide-character version of ncurses is installed.
2251 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2252 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2254 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2255 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2257 test -n "$cf_cv_curses_dir" && \
2258 test "$cf_cv_curses_dir" != "no" && { \
2259 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2262 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2263 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2264 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2265 for cf_header in $cf_header_list
2267 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2268 test "$cf_cv_ncurses_h" != no && break
2275 # some applications need this, but should check for NCURSES_VERSION
2280 dnl ---------------------------------------------------------------------------
2281 dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54
2282 dnl -----------------
2283 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2284 dnl variations of ncurses' installs.
2286 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2287 AC_DEFUN([CF_NCURSES_HEADER],[
2289 if test "$cf_cv_ncurses_h" != no ; then
2290 cf_cv_ncurses_header=$cf_cv_ncurses_h
2293 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2294 test -n "$verbose" && echo
2295 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2296 test -n "$verbose" && echo search path $cf_search
2297 cf_save2_CPPFLAGS="$CPPFLAGS"
2298 for cf_incdir in $cf_search
2300 CF_ADD_INCDIR($cf_incdir)
2305 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2306 if test "$cf_cv_ncurses_h2" != no ; then
2307 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2308 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2311 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2313 CPPFLAGS="$cf_save2_CPPFLAGS"
2314 test "$cf_cv_ncurses_h2" != no && break
2316 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2319 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2320 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2321 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2322 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2324 CF_ADD_INCDIR($cf_1st_incdir)
2328 # Set definitions to allow ifdef'ing for ncurses.h
2330 case $cf_cv_ncurses_header in # (vi
2332 AC_DEFINE(HAVE_NCURSES_H)
2336 case $cf_cv_ncurses_header in # (vi
2337 ncurses/curses.h|ncurses/ncurses.h)
2338 AC_DEFINE(HAVE_NCURSES_NCURSES_H)
2340 ncursesw/curses.h|ncursesw/ncurses.h)
2341 AC_DEFINE(HAVE_NCURSESW_NCURSES_H)
2346 dnl ---------------------------------------------------------------------------
2347 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2349 dnl Look for the ncurses library. This is a little complicated on Linux,
2350 dnl because it may be linked with the gpm (general purpose mouse) library.
2351 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2352 dnl unusable with ncurses. However, we don't want to link with gpm unless
2353 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2354 dnl and the linker will record a dependency.
2356 dnl The optional parameter gives the root name of the library, in case it is
2357 dnl not installed as the default curses library. That is how the
2358 dnl wide-character version of ncurses is installed.
2359 AC_DEFUN([CF_NCURSES_LIBS],
2360 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2362 cf_nculib_root=ifelse($1,,ncurses,$1)
2363 # This works, except for the special case where we find gpm, but
2364 # ncurses is in a nonstandard location via $LIBS, and we really want
2367 cf_ncurses_SAVE="$LIBS"
2368 AC_CHECK_LIB(gpm,Gpm_Open,
2369 [AC_CHECK_LIB(gpm,initscr,
2370 [LIBS="$cf_ncurses_SAVE"],
2371 [cf_ncurses_LIBS="-lgpm"])])
2373 case $host_os in #(vi
2375 # This is only necessary if you are linking against an obsolete
2376 # version of ncurses (but it should do no harm, since it's static).
2377 if test "$cf_nculib_root" = ncurses ; then
2378 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2383 CF_ADD_LIBS($cf_ncurses_LIBS)
2385 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2387 CF_ADD_LIBS(-l$cf_nculib_root)
2389 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2390 [#include <${cf_cv_ncurses_header:-curses.h}>],
2395 if test -n "$cf_ncurses_LIBS" ; then
2396 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2397 cf_ncurses_SAVE="$LIBS"
2398 for p in $cf_ncurses_LIBS ; do
2399 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2400 if test "$q" != "$LIBS" ; then
2404 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2405 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2406 [AC_MSG_RESULT(yes)],
2408 LIBS="$cf_ncurses_SAVE"])
2411 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2412 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2414 dnl ---------------------------------------------------------------------------
2415 dnl CF_NCURSES_VERSION version: 13 updated: 2010/10/23 15:54:49
2416 dnl ------------------
2417 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2418 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2419 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2420 AC_DEFUN([CF_NCURSES_VERSION],
2422 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2423 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2424 cf_cv_ncurses_version=no
2428 #include <${cf_cv_ncurses_header:-curses.h}>
2432 FILE *fp = fopen("$cf_tempfile", "w");
2433 #ifdef NCURSES_VERSION
2434 # ifdef NCURSES_VERSION_PATCH
2435 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2437 fprintf(fp, "%s\n", NCURSES_VERSION);
2441 fprintf(fp, "old\n");
2446 ${cf_cv_main_return:-return}(0);
2448 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2450 # This will not work if the preprocessor splits the line after the
2451 # Autoconf token. The 'unproto' program does that.
2452 cat > conftest.$ac_ext <<EOF
2453 #include <${cf_cv_ncurses_header:-curses.h}>
2455 #ifdef NCURSES_VERSION
2456 Autoconf NCURSES_VERSION
2464 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2466 if test -f conftest.out ; then
2467 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2468 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2474 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES)
2476 dnl ---------------------------------------------------------------------------
2477 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
2478 dnl ------------------
2479 dnl see CF_WITH_NO_LEAKS
2480 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2481 AC_MSG_CHECKING(if you want to use $1 for testing)
2484 [AC_DEFINE($3)ifelse([$4],,[
2487 : ${with_cflags:=-g}
2488 : ${with_no_leaks:=yes}
2491 AC_MSG_RESULT(${with_$1:-no})
2493 case .$with_cflags in #(vi
2495 case .$CFLAGS in #(vi
2505 dnl ---------------------------------------------------------------------------
2506 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
2507 dnl ----------------
2508 dnl Check if the given variable is a number. If not, report an error.
2509 dnl $1 is the variable
2510 dnl $2 is the message
2511 AC_DEFUN([CF_NUMBER_SYNTAX],[
2512 if test -n "$1" ; then
2517 AC_MSG_ERROR($2 is not a number: $1)
2521 AC_MSG_ERROR($2 value is empty)
2524 dnl ---------------------------------------------------------------------------
2525 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
2527 dnl Compute the object-directory name from the given model name
2528 AC_DEFUN([CF_OBJ_SUBDIR],
2531 libtool) $2='obj_lo' ;;
2532 normal) $2='objects' ;;
2533 debug) $2='obj_g' ;;
2534 profile) $2='obj_p' ;;
2536 case $cf_cv_system_name in #(vi
2544 dnl ---------------------------------------------------------------------------
2545 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
2547 dnl Provide a value for the $PATH and similar separator
2548 AC_DEFUN([CF_PATHSEP],
2550 case $cf_cv_system_name in
2551 os2*) PATH_SEPARATOR=';' ;;
2552 *) PATH_SEPARATOR=':' ;;
2554 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2555 AC_SUBST(PATH_SEPARATOR)
2557 dnl ---------------------------------------------------------------------------
2558 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
2560 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2561 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2562 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2563 dnl delayed evaluation of those symbols.
2564 AC_DEFUN([CF_PATH_SYNTAX],[
2565 if test "x$prefix" != xNONE; then
2566 cf_path_syntax="$prefix"
2568 cf_path_syntax="$ac_default_prefix"
2571 case ".[$]$1" in #(vi
2572 .\[$]\(*\)*|.\'*\'*) #(vi
2576 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2578 .\[$]{*prefix}*) #(vi
2580 case ".[$]$1" in #(vi
2582 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2587 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2590 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2594 dnl ---------------------------------------------------------------------------
2595 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2597 dnl Check for the package-config program, unless disabled by command-line.
2598 AC_DEFUN([CF_PKG_CONFIG],
2600 AC_MSG_CHECKING(if you want to use pkg-config)
2601 AC_ARG_WITH(pkg-config,
2602 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2603 [cf_pkg_config=$withval],
2604 [cf_pkg_config=yes])
2605 AC_MSG_RESULT($cf_pkg_config)
2607 case $cf_pkg_config in #(vi
2612 CF_ACVERSION_CHECK(2.52,
2613 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2614 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2621 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2622 if test "$PKG_CONFIG" != none ; then
2623 CF_PATH_SYNTAX(PKG_CONFIG)
2626 AC_SUBST(PKG_CONFIG)
2628 dnl ---------------------------------------------------------------------------
2629 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2630 dnl -----------------
2631 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2633 dnl POSIX.1-1990 _POSIX_SOURCE
2634 dnl POSIX.1-1990 and _POSIX_SOURCE and
2635 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2637 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2638 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2639 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2642 dnl $1 is the nominal value for _POSIX_C_SOURCE
2643 AC_DEFUN([CF_POSIX_C_SOURCE],
2645 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2647 cf_save_CFLAGS="$CFLAGS"
2648 cf_save_CPPFLAGS="$CPPFLAGS"
2650 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2651 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2653 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2654 CF_MSG_LOG(if the symbol is already defined go no further)
2655 AC_TRY_COMPILE([#include <sys/types.h>],[
2656 #ifndef _POSIX_C_SOURCE
2659 [cf_cv_posix_c_source=no],
2660 [cf_want_posix_source=no
2661 case .$cf_POSIX_C_SOURCE in #(vi
2663 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2666 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2667 cf_want_posix_source=yes
2670 cf_want_posix_source=yes
2673 if test "$cf_want_posix_source" = yes ; then
2674 AC_TRY_COMPILE([#include <sys/types.h>],[
2675 #ifdef _POSIX_SOURCE
2678 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2680 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2681 CFLAGS="$cf_trim_CFLAGS"
2682 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2683 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2684 AC_TRY_COMPILE([#include <sys/types.h>],[
2685 #ifndef _POSIX_C_SOURCE
2688 [cf_cv_posix_c_source=no])
2689 CFLAGS="$cf_save_CFLAGS"
2690 CPPFLAGS="$cf_save_CPPFLAGS"
2694 if test "$cf_cv_posix_c_source" != no ; then
2695 CFLAGS="$cf_trim_CFLAGS"
2696 CPPFLAGS="$cf_trim_CPPFLAGS"
2697 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2701 dnl ---------------------------------------------------------------------------
2702 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2704 dnl Check for archiver "ar".
2705 AC_DEFUN([CF_PROG_AR],[
2706 AC_CHECK_TOOL(AR, ar, ar)
2708 dnl ---------------------------------------------------------------------------
2709 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2711 dnl Check for awk, ensure that the check found something.
2712 AC_DEFUN([CF_PROG_AWK],
2715 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2717 dnl ---------------------------------------------------------------------------
2718 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
2720 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2721 dnl the output file can be renamed, and allows for a shell variable that can
2722 dnl be used later. The parameter is either CC or CXX. The result is the
2724 dnl $cf_cv_prog_CC_c_o
2725 dnl $cf_cv_prog_CXX_c_o
2726 AC_DEFUN([CF_PROG_CC_C_O],
2727 [AC_REQUIRE([AC_PROG_CC])dnl
2728 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2729 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2731 cat > conftest.$ac_ext <<CF_EOF
2735 ${cf_cv_main_return:-return}(0);
2738 # We do the test twice because some compilers refuse to overwrite an
2739 # existing .o file with -o, though they will create one.
2740 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2741 if AC_TRY_EVAL(ac_try) &&
2742 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2744 eval cf_cv_prog_$1_c_o=yes
2746 eval cf_cv_prog_$1_c_o=no
2750 if test $cf_cv_prog_$1_c_o = yes; then
2751 AC_MSG_RESULT([yes])
2756 dnl ---------------------------------------------------------------------------
2757 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
2759 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2760 dnl This macro adds a check to ensure the script found something.
2761 AC_DEFUN([CF_PROG_EGREP],
2762 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2763 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2764 then ac_cv_prog_egrep='grep -E'
2765 else ac_cv_prog_egrep='egrep'
2767 EGREP=$ac_cv_prog_egrep
2769 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2771 dnl ---------------------------------------------------------------------------
2772 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
2774 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2775 AC_DEFUN([CF_PROG_EXT],
2777 AC_REQUIRE([CF_CHECK_CACHE])
2778 case $cf_cv_system_name in
2780 CFLAGS="$CFLAGS -Zmt"
2781 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2782 CXXFLAGS="$CXXFLAGS -Zmt"
2783 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2784 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2794 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
2796 dnl ---------------------------------------------------------------------------
2797 dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
2799 dnl Check for gnatmake, ensure that it is complete.
2800 AC_DEFUN([CF_PROG_GNAT],[
2801 cf_ada_make=gnatmake
2802 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2803 if test "$ac_cv_prog_gnat_exists" = no; then
2807 AC_CHECK_PROG(M4_exists, m4, yes, no)
2808 if test "$ac_cv_prog_M4_exists" = no; then
2809 cf_cv_prog_gnat_correct=no
2810 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2812 if test "$cf_cv_prog_gnat_correct" = yes; then
2813 AC_MSG_CHECKING(if GNAT works)
2814 CF_GNAT_TRY_RUN([procedure conftest;],
2817 procedure conftest is
2819 Text_IO.Put ("Hello World");
2821 GNAT.OS_Lib.OS_Exit (0);
2822 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2823 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2827 AC_SUBST(cf_ada_make)
2829 dnl ---------------------------------------------------------------------------
2830 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2832 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2833 dnl option if it is supported.
2834 AC_DEFUN([CF_PROG_LN_S],[
2836 AC_MSG_CHECKING(if $LN_S -f options work)
2838 rm -f conf$$.src conf$$dst
2840 echo first >conf$$.src
2841 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2846 rm -f conf$$.dst conf$$src
2847 AC_MSG_RESULT($cf_prog_ln_sf)
2849 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2851 dnl ---------------------------------------------------------------------------
2852 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2853 dnl ----------------
2854 dnl Remove all -U and -D options that refer to the given symbol from a list
2855 dnl of C compiler options. This works around the problem that not all
2856 dnl compilers process -U and -D options from left-to-right, so a -U option
2857 dnl cannot be used to cancel the effect of a preceding -D option.
2859 dnl $1 = target (which could be the same as the source variable)
2860 dnl $2 = source (including '$')
2861 dnl $3 = symbol to remove
2862 define([CF_REMOVE_DEFINE],
2865 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2866 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2868 dnl ---------------------------------------------------------------------------
2869 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2871 dnl Remove the given library from the symbol
2873 dnl $1 = target (which could be the same as the source variable)
2874 dnl $2 = source (including '$')
2875 dnl $3 = library to remove
2876 define([CF_REMOVE_LIB],
2878 # remove $3 library from $2
2879 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2881 dnl ---------------------------------------------------------------------------
2882 dnl CF_SHARED_OPTS version: 67 updated: 2011/07/02 15:36:04
2885 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2888 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
2889 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
2890 dnl We avoid compiling-in a ../lib path for the shared library since that can
2891 dnl lead to unexpected results at runtime.
2892 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
2893 dnl are compiled in ../../lib
2895 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2896 dnl to install symbolic links to the rel/abi versions of shared libraries.
2898 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2899 dnl version when making symbolic links.
2901 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2902 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2903 dnl (ex: libncurses.so.<ver>).
2905 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2906 AC_DEFUN([CF_SHARED_OPTS],
2908 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2909 AC_REQUIRE([CF_LD_RPATH_OPT])
2913 INSTALL_LIB="-m 644"
2915 cf_cv_do_symlinks=no
2917 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2919 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2920 AC_ARG_WITH(shlib-version,
2921 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2922 [test -z "$withval" && withval=auto
2923 case $withval in #(vi
2925 cf_cv_shlib_version=auto
2927 rel|abi|auto|no) #(vi
2928 cf_cv_shlib_version=$withval
2931 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
2934 ],[cf_cv_shlib_version=auto])
2935 AC_MSG_RESULT($cf_cv_shlib_version)
2939 # Some less-capable ports of gcc support only -fpic
2941 if test "$GCC" = yes
2943 AC_MSG_CHECKING(which $CC option to use)
2944 cf_save_CFLAGS="$CFLAGS"
2945 for CC_SHARED_OPTS in -fPIC -fpic ''
2947 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
2948 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
2950 AC_MSG_RESULT($CC_SHARED_OPTS)
2951 CFLAGS="$cf_save_CFLAGS"
2954 cf_cv_shlib_version_infix=no
2956 case $cf_cv_system_name in #(vi
2957 aix4.[3-9]*|aix[[5-7]]*) #(vi
2958 if test "$GCC" = yes; then
2960 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${libdir}:/usr/lib -o [$]@'
2962 # CC_SHARED_OPTS='-qpic=large -G'
2963 # perhaps "-bM:SRE -bnoentry -bexpall"
2964 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${libdir}:/usr/lib -o [$]@'
2968 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
2972 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
2973 cf_cv_shlib_version=cygdll
2974 cf_cv_shlib_version_infix=cygdll
2975 cat >mk_shared_lib.sh <<-CF_EOF
2978 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
2981 Linking shared library
2982 ** SHARED_LIB \[$]SHARED_LIB
2983 ** IMPORT_LIB \[$]IMPORT_LIB
2985 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
2987 chmod +x mk_shared_lib.sh
2990 EXTRA_CFLAGS="-no-cpp-precomp"
2991 CC_SHARED_OPTS="-dynamic"
2992 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
2993 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
2994 cf_cv_shlib_version_infix=yes
2995 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
2996 cf_save_LDFLAGS=$LDFLAGS
2997 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
2998 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
2999 LDFLAGS=$cf_save_LDFLAGS])
3000 if test $cf_cv_ldflags_search_paths_first = yes; then
3001 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3005 # (tested with gcc 2.7.2 -- I don't have c89)
3006 if test "$GCC" = yes; then
3007 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3010 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3012 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3013 # HP-UX shared libraries must be executable, and should be
3014 # readonly to exploit a quirk in the memory manager.
3015 INSTALL_LIB="-m 555"
3018 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3019 if test "$cf_cv_shlib_version" = rel; then
3020 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3022 cf_shared_soname='`basename $@`'
3025 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${libdir} -Wl,-h,'$cf_shared_soname' -o $@'
3028 if test "$cf_cv_enable_rpath" = yes ; then
3029 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3031 # tested with IRIX 5.2 and 'cc'.
3032 if test "$GCC" != yes; then
3033 CC_SHARED_OPTS='-KPIC'
3034 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3036 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3038 cf_cv_rm_so_locs=yes
3040 linux*|gnu*|k*bsd*-gnu) #(vi
3041 if test "$DFT_LWR_MODEL" = "shared" ; then
3042 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3043 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3045 if test "$cf_cv_enable_rpath" = yes ; then
3046 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3049 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3051 openbsd[[2-9]].*|mirbsd*) #(vi
3052 if test "$DFT_LWR_MODEL" = "shared" ; then
3053 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3054 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3056 if test "$cf_cv_enable_rpath" = yes ; then
3057 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3059 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3061 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3063 nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
3064 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3065 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3066 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3069 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3070 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3071 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3072 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS"
3073 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3076 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
3079 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3080 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3081 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3082 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3083 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
3084 if test "$cf_cv_shlib_version" = auto; then
3085 if test -f /usr/libexec/ld.elf_so; then
3086 cf_cv_shlib_version=abi
3088 cf_cv_shlib_version=rel
3092 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3094 MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
3098 # tested with OSF/1 V3.2 and 'cc'
3099 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3100 # link with shared libs).
3101 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3102 case $host_os in #(vi
3104 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3107 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3108 if test "$DFT_LWR_MODEL" = "shared" ; then
3109 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3110 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3112 cf_cv_rm_so_locs=yes
3114 sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98
3115 # tested with osr5.0.5
3116 if test "$GCC" != yes; then
3117 CC_SHARED_OPTS='-belf -KPIC'
3119 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3120 if test "$cf_cv_enable_rpath" = yes ; then
3121 # only way is to set LD_RUN_PATH but no switch for it
3124 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3125 LINK_PROGS='LD_RUN_PATH=${libdir}'
3126 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3129 # tested with SunOS 4.1.1 and gcc 2.7.0
3130 if test "$GCC" != yes; then
3131 CC_SHARED_OPTS='-KPIC'
3133 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3134 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3137 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3138 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3139 if test "$DFT_LWR_MODEL" = "shared" ; then
3140 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3141 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3143 if test "$cf_cv_enable_rpath" = yes ; then
3144 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3147 if test "$GCC" != yes; then
3148 cf_save_CFLAGS="$CFLAGS"
3149 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3151 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3152 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3154 CFLAGS="$cf_save_CFLAGS"
3155 CC_SHARED_OPTS=$cf_shared_opts
3156 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3158 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3161 sysv5uw7*|unix_sv*) #(vi
3162 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3163 if test "$GCC" != yes; then
3164 CC_SHARED_OPTS='-KPIC'
3166 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3169 CC_SHARED_OPTS='unknown'
3170 MK_SHARED_LIB='echo unknown'
3174 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3175 case "$cf_cv_shlib_version" in #(vi
3177 case "$MK_SHARED_LIB" in #(vi
3179 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3182 AC_MSG_WARN(ignored --with-shlib-version)
3188 if test -n "$cf_ld_rpath_opt" ; then
3189 MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
3192 AC_SUBST(CC_SHARED_OPTS)
3193 AC_SUBST(LD_RPATH_OPT)
3194 AC_SUBST(LD_SHARED_OPTS)
3195 AC_SUBST(MK_SHARED_LIB)
3196 AC_SUBST(LINK_PROGS)
3197 AC_SUBST(LINK_TESTS)
3198 AC_SUBST(EXTRA_LDFLAGS)
3199 AC_SUBST(LOCAL_LDFLAGS)
3200 AC_SUBST(LOCAL_LDFLAGS2)
3201 AC_SUBST(INSTALL_LIB)
3203 dnl ---------------------------------------------------------------------------
3204 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3205 dnl ----------------
3206 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3207 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3210 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3211 dnl If missing, use "rel".
3212 define([CF_SHARED_SONAME],
3214 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3215 if test "$cf_cv_shlib_version" = rel; then
3216 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3218 cf_cv_shared_soname='`basename $[@]`'
3221 dnl ---------------------------------------------------------------------------
3222 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3224 dnl Remove "-g" option from the compiler options
3225 AC_DEFUN([CF_STRIP_G_OPT],
3226 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3227 dnl ---------------------------------------------------------------------------
3228 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
3230 dnl Construct a search-list for a nonstandard header/lib-file
3231 dnl $1 = the variable to return as result
3232 dnl $2 = the package name
3233 dnl $3 = the subdirectory, e.g., bin, include or lib
3234 AC_DEFUN([CF_SUBDIR_PATH],
3238 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
3239 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3240 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
3241 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
3242 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
3244 dnl ---------------------------------------------------------------------------
3245 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
3247 dnl Shorthand macro for substituting things that the user may override
3248 dnl with an environment variable.
3250 dnl $1 = long/descriptive name
3251 dnl $2 = environment variable
3252 dnl $3 = default value
3253 AC_DEFUN([CF_SUBST],
3254 [AC_CACHE_VAL(cf_cv_subst_$2,[
3255 AC_MSG_CHECKING(for $1 (symbol $2))
3256 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
3257 cf_cv_subst_$2=[$]$2
3258 AC_MSG_RESULT([$]$2)
3261 dnl ---------------------------------------------------------------------------
3262 dnl CF_TERM_HEADER version: 2 updated: 2010/10/23 15:54:49
3264 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3265 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3266 dnl but some packagers change this, breaking various applications.
3267 AC_DEFUN([CF_TERM_HEADER],[
3268 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3269 case ${cf_cv_ncurses_header} in #(vi
3270 */ncurses.h|*/ncursesw.h) #(vi
3271 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3274 cf_term_header=term.h
3278 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3280 AC_TRY_COMPILE([#include <stdio.h>
3281 #include <${cf_cv_ncurses_header:-curses.h}>
3283 ],[int x = auto_left_margin],[
3284 cf_cv_term_header="$cf_test"],[
3285 cf_cv_term_header=unknown
3287 test "$cf_cv_term_header" != unknown && break
3291 # Set definitions to allow ifdef'ing to accommodate subdirectories
3293 case $cf_cv_term_header in # (vi
3295 AC_DEFINE(HAVE_TERM_H)
3299 case $cf_cv_term_header in # (vi
3300 ncurses/term.h) #(vi
3301 AC_DEFINE(HAVE_NCURSES_TERM_H)
3304 AC_DEFINE(HAVE_NCURSESW_TERM_H)
3308 dnl ---------------------------------------------------------------------------
3309 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
3311 dnl Define a top_builddir symbol, for applications that need an absolute path.
3312 AC_DEFUN([CF_TOP_BUILDDIR],
3315 AC_SUBST(top_builddir)
3317 dnl ---------------------------------------------------------------------------
3318 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3320 dnl Make an uppercase version of a variable
3321 dnl $1=uppercase($2)
3322 AC_DEFUN([CF_UPPER],
3324 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3326 dnl ---------------------------------------------------------------------------
3327 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
3329 dnl Check for multibyte support, and if not found, utf8 compatibility library
3330 AC_DEFUN([CF_UTF8_LIB],
3332 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3333 cf_save_LIBS="$LIBS"
3335 #include <stdlib.h>],[putwc(0,0);],
3336 [cf_cv_utf8_lib=yes],
3338 #include <libutf8.h>],[putwc(0,0);],utf8,
3339 [cf_cv_utf8_lib=add-on],
3340 [cf_cv_utf8_lib=no])
3343 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3345 if test "$cf_cv_utf8_lib" = "add-on" ; then
3346 AC_DEFINE(HAVE_LIBUTF8_H)
3347 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3348 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3349 CF_ADD_LIBS($cf_cv_library_file_utf8)
3352 dnl ---------------------------------------------------------------------------
3353 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3355 dnl Use AC_VERBOSE w/o the warnings
3356 AC_DEFUN([CF_VERBOSE],
3357 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3360 dnl ---------------------------------------------------------------------------
3361 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3363 dnl Check for compiler-support for weak symbols.
3364 dnl This works with "recent" gcc.
3365 AC_DEFUN([CF_WEAK_SYMBOLS],[
3366 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3369 #include <stdio.h>],
3371 #if defined(__GNUC__)
3372 # if defined __USE_ISOC99
3373 # define _cat_pragma(exp) _Pragma(#exp)
3374 # define _weak_pragma(exp) _cat_pragma(weak name)
3376 # define _weak_pragma(exp)
3378 # define _declare(name) __extension__ extern __typeof__(name) name
3379 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3383 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3386 dnl ---------------------------------------------------------------------------
3387 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3388 dnl --------------------
3389 dnl Command-line option to specify the Ada95 compiler.
3390 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3391 AC_MSG_CHECKING(for ada-compiler)
3392 AC_ARG_WITH(ada-compiler,
3393 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3394 [cf_ada_compiler=$withval],
3395 [cf_ada_compiler=gnatmake])
3396 AC_SUBST(cf_ada_compiler)
3397 AC_MSG_RESULT($cf_ada_compiler)
3399 dnl ---------------------------------------------------------------------------
3400 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3401 dnl -------------------
3402 dnl Command-line option to specify where Ada includes will install.
3403 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3404 AC_MSG_CHECKING(for ada-include)
3405 CF_WITH_PATH(ada-include,
3406 [ --with-ada-include=DIR Ada includes are in DIR],
3408 PREFIX/share/ada/adainclude,
3409 [$]prefix/share/ada/adainclude)
3410 AC_SUBST(ADA_INCLUDE)
3411 AC_MSG_RESULT($ADA_INCLUDE)
3413 dnl ---------------------------------------------------------------------------
3414 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3415 dnl -------------------
3416 dnl Command-line option to specify where Ada objects will install.
3417 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3418 AC_MSG_CHECKING(for ada-objects)
3419 CF_WITH_PATH(ada-objects,
3420 [ --with-ada-objects=DIR Ada objects are in DIR],
3422 PREFIX/lib/ada/adalib,
3423 [$]prefix/lib/ada/adalib)
3424 AC_SUBST(ADA_OBJECTS)
3425 AC_MSG_RESULT($ADA_OBJECTS)
3427 dnl ---------------------------------------------------------------------------
3428 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
3429 dnl ---------------------
3430 dnl Command-line option to specify if an Ada95 shared-library should be built,
3431 dnl and optionally what its soname should be.
3432 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3433 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3434 AC_ARG_WITH(ada-sharedlib,
3435 [ --with-ada-sharedlib=XX build Ada95 shared-library],
3436 [with_ada_sharedlib=$withval],
3437 [with_ada_sharedlib=no])
3438 AC_MSG_RESULT($with_ada_sharedlib)
3440 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3441 MAKE_ADA_SHAREDLIB="#"
3443 if test "x$with_ada_sharedlib" != xno
3446 if test "x$with_ada_sharedlib" != xyes
3448 ADA_SHAREDLIB="$with_ada_sharedlib"
3452 AC_SUBST(ADA_SHAREDLIB)
3453 AC_SUBST(MAKE_ADA_SHAREDLIB)
3455 dnl ---------------------------------------------------------------------------
3456 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3457 dnl ------------------
3458 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3460 AC_DEFUN([CF_WITH_CURSES_DIR],[
3462 AC_MSG_CHECKING(for specific curses-directory)
3463 AC_ARG_WITH(curses-dir,
3464 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3465 [cf_cv_curses_dir=$withval],
3466 [cf_cv_curses_dir=no])
3467 AC_MSG_RESULT($cf_cv_curses_dir)
3469 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3471 CF_PATH_SYNTAX(withval)
3472 if test -d "$cf_cv_curses_dir"
3474 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3475 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3479 dnl ---------------------------------------------------------------------------
3480 dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
3482 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3483 dnl defaulting to yes/no.
3485 dnl $1 = option name
3487 dnl $3 = environment variable to set
3488 dnl $4 = default value, shown in the help-message, must be a constant
3489 dnl $5 = default value, if it's an expression & cannot be in the help-message
3491 AC_DEFUN([CF_WITH_PATH],
3492 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3493 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3494 if ifelse([$5],,true,[test -n "$5"]) ; then
3495 CF_PATH_SYNTAX(withval)
3500 dnl ---------------------------------------------------------------------------
3501 dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
3503 dnl Check for POSIX thread library.
3504 AC_DEFUN([CF_WITH_PTHREAD],
3506 AC_MSG_CHECKING(if you want to link with the pthread library)
3507 AC_ARG_WITH(pthread,
3508 [ --with-pthread use POSIX thread library],
3509 [with_pthread=$withval],
3511 AC_MSG_RESULT($with_pthread)
3513 if test "$with_pthread" != no ; then
3514 AC_CHECK_HEADER(pthread.h,[
3515 AC_DEFINE(HAVE_PTHREADS_H)
3517 AC_MSG_CHECKING(if we can link with the pthread library)
3518 cf_save_LIBS="$LIBS"
3521 #include <pthread.h>
3523 int rc = pthread_create(0,0,0,0);
3524 ],[with_pthread=yes],[with_pthread=no])
3525 LIBS="$cf_save_LIBS"
3526 AC_MSG_RESULT($with_pthread)
3528 if test "$with_pthread" = yes ; then
3530 AC_DEFINE(HAVE_LIBPTHREADS)
3532 AC_MSG_ERROR(Cannot link with pthread library)
3537 dnl ---------------------------------------------------------------------------
3538 dnl CF_XOPEN_SOURCE version: 36 updated: 2011/07/02 15:36:04
3540 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3541 dnl or adapt to the vendor's definitions to get equivalent functionality,
3542 dnl without losing the common non-POSIX features.
3545 dnl $1 is the nominal value for _XOPEN_SOURCE
3546 dnl $2 is the nominal value for _POSIX_C_SOURCE
3547 AC_DEFUN([CF_XOPEN_SOURCE],[
3549 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3550 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3553 case $host_os in #(vi
3555 cf_xopen_source="-D_ALL_SOURCE"
3560 darwin[[0-8]].*) #(vi
3561 cf_xopen_source="-D_APPLE_C_SOURCE"
3564 cf_xopen_source="-D_DARWIN_C_SOURCE"
3566 freebsd*|dragonfly*) #(vi
3567 # 5.x headers associate
3568 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3569 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3570 cf_POSIX_C_SOURCE=200112L
3572 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3575 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3578 cf_xopen_source="-D_HPUX_SOURCE"
3581 cf_xopen_source="-D_SGI_SOURCE"
3583 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3587 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
3590 # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3593 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3596 cf_xopen_source="-D_OSF_SOURCE"
3599 cf_xopen_source="-D_QNX_SOURCE"
3602 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3604 solaris2.1[[0-9]]) #(vi
3605 cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3607 solaris2.[[1-9]]) #(vi
3608 cf_xopen_source="-D__EXTENSIONS__"
3611 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3612 AC_TRY_COMPILE([#include <sys/types.h>],[
3613 #ifndef _XOPEN_SOURCE
3616 [cf_cv_xopen_source=no],
3617 [cf_save="$CPPFLAGS"
3618 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3619 AC_TRY_COMPILE([#include <sys/types.h>],[
3620 #ifdef _XOPEN_SOURCE
3623 [cf_cv_xopen_source=no],
3624 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3628 if test "$cf_cv_xopen_source" != no ; then
3629 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3630 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3631 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3632 CF_ADD_CFLAGS($cf_temp_xopen_source)
3634 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3638 if test -n "$cf_xopen_source" ; then
3639 CF_ADD_CFLAGS($cf_xopen_source)