1 dnl***************************************************************************
2 dnl Copyright (c) 2010-2015,2016 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 1.112 2016/06/25 20:30:41 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: 5 updated: 2014/06/04 19:11:49
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([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl
52 ifdef([m4_version_compare],
53 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
54 [CF_ACVERSION_COMPARE(
55 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
56 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
57 dnl ---------------------------------------------------------------------------
58 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
59 dnl --------------------
60 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
61 dnl MAJOR2, MINOR2, TERNARY2,
62 dnl PRINTABLE2, not FOUND, FOUND)
63 define([CF_ACVERSION_COMPARE],
64 [ifelse(builtin([eval], [$2 < $5]), 1,
65 [ifelse([$8], , ,[$8])],
66 [ifelse([$9], , ,[$9])])])dnl
67 dnl ---------------------------------------------------------------------------
68 dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
69 dnl -------------------
70 dnl Construct the list of include-options for the C programs in the Ada95
72 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
74 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
75 if test "$srcdir" != "."; then
76 ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
78 if test "$GCC" != yes; then
79 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
80 elif test "$includedir" != "/usr/include"; then
81 if test "$includedir" = '${prefix}/include' ; then
82 if test x$prefix != x/usr ; then
83 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
86 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
91 dnl ---------------------------------------------------------------------------
92 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
94 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
95 AC_DEFUN([CF_ADD_ADAFLAGS],[
96 ADAFLAGS="$ADAFLAGS $1"
99 dnl ---------------------------------------------------------------------------
100 dnl CF_ADD_CFLAGS version: 12 updated: 2015/04/12 15:39:00
102 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
103 dnl The second parameter if given makes this macro verbose.
105 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
106 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
107 dnl confused by the quotes (which require backslashes to keep them usable).
108 AC_DEFUN([CF_ADD_CFLAGS],
113 cf_new_extra_cppflags=
115 for cf_add_cflags in $1
117 case $cf_fix_cppflags in
119 case $cf_add_cflags in
120 (-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
121 case $cf_add_cflags in
123 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
125 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
126 && test -z "${cf_tst_cflags}" \
127 && cf_fix_cppflags=yes
129 if test $cf_fix_cppflags = yes ; then
130 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
132 elif test "${cf_tst_cflags}" = "\"'" ; then
133 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
142 case $cf_add_cflags in
144 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
145 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
148 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
153 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
158 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
160 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
162 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
163 && test -z "${cf_tst_cflags}" \
164 && cf_fix_cppflags=no
169 if test -n "$cf_new_cflags" ; then
170 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
171 CFLAGS="$CFLAGS $cf_new_cflags"
174 if test -n "$cf_new_cppflags" ; then
175 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
176 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
179 if test -n "$cf_new_extra_cppflags" ; then
180 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
181 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
184 AC_SUBST(EXTRA_CPPFLAGS)
187 dnl ---------------------------------------------------------------------------
188 dnl CF_ADD_INCDIR version: 14 updated: 2015/05/25 20:53:04
190 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
191 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
192 dnl but old versions (and some misinstalled ones) need that. To make things
193 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
194 dnl the include-path).
195 AC_DEFUN([CF_ADD_INCDIR],
197 if test -n "$1" ; then
198 for cf_add_incdir in $1
200 while test $cf_add_incdir != /usr/include
202 if test -d $cf_add_incdir
205 if test -n "$CFLAGS$CPPFLAGS" ; then
206 # a loop is needed to ensure we can add subdirs of existing dirs
207 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
208 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
209 cf_have_incdir=yes; break
214 if test "$cf_have_incdir" = no ; then
215 if test "$cf_add_incdir" = /usr/local/include ; then
218 cf_save_CPPFLAGS=$CPPFLAGS
219 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
220 AC_TRY_COMPILE([#include <stdio.h>],
223 [cf_have_incdir=yes])
224 CPPFLAGS=$cf_save_CPPFLAGS
229 if test "$cf_have_incdir" = no ; then
230 CF_VERBOSE(adding $cf_add_incdir to include-path)
231 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
233 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
234 test "$cf_top_incdir" = "$cf_add_incdir" && break
235 cf_add_incdir="$cf_top_incdir"
246 dnl ---------------------------------------------------------------------------
247 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
249 dnl Add a library, used to enforce consistency.
251 dnl $1 = library to add, without the "-l"
252 dnl $2 = variable to update (default $LIBS)
253 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
254 dnl ---------------------------------------------------------------------------
255 dnl CF_ADD_LIBDIR version: 10 updated: 2015/04/18 08:56:57
257 dnl Adds to the library-path
259 dnl Some machines have trouble with multiple -L options.
261 dnl $1 is the (list of) directory(s) to add
262 dnl $2 is the optional name of the variable to update (default LDFLAGS)
264 AC_DEFUN([CF_ADD_LIBDIR],
266 if test -n "$1" ; then
267 for cf_add_libdir in $1
269 if test $cf_add_libdir = /usr/lib ; then
271 elif test -d $cf_add_libdir
274 if test -n "$LDFLAGS$LIBS" ; then
275 # a loop is needed to ensure we can add subdirs of existing dirs
276 for cf_test_libdir in $LDFLAGS $LIBS ; do
277 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
278 cf_have_libdir=yes; break
282 if test "$cf_have_libdir" = no ; then
283 CF_VERBOSE(adding $cf_add_libdir to library-path)
284 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
290 dnl ---------------------------------------------------------------------------
291 dnl CF_ADD_LIBS version: 2 updated: 2014/07/13 14:33:27
293 dnl Add one or more libraries, used to enforce consistency. Libraries are
294 dnl prepended to an existing list, since their dependencies are assumed to
295 dnl already exist in the list.
297 dnl $1 = libraries to add, with the "-l", etc.
298 dnl $2 = variable to update (default $LIBS)
299 AC_DEFUN([CF_ADD_LIBS],[
301 # Filter out duplicates - this happens with badly-designed ".pc" files...
302 for cf_add_1lib in [$]ifelse($2,,LIBS,[$2])
304 for cf_add_2lib in $cf_add_libs
306 if test "x$cf_add_1lib" = "x$cf_add_2lib"
312 test -n "$cf_add_1lib" && cf_add_libs="$cf_add_libs $cf_add_1lib"
314 ifelse($2,,LIBS,[$2])="$cf_add_libs"
316 dnl ---------------------------------------------------------------------------
317 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
318 dnl ------------------
319 dnl Append to a search-list for a nonstandard header/lib-file
320 dnl $1 = the variable to return as result
321 dnl $2 = the package name
322 dnl $3 = the subdirectory, e.g., bin, include or lib
323 dnl $4 = the directory under which we will test for subdirectories
324 dnl $5 = a directory that we do not want $4 to match
325 AC_DEFUN([CF_ADD_SUBDIR_PATH],
327 test "x$4" != "x$5" && \
329 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
330 test -n "$verbose" && echo " ... testing for $3-directories under $4"
331 test -d $4/$3 && $1="[$]$1 $4/$3"
332 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
333 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
334 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
335 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
338 dnl ---------------------------------------------------------------------------
339 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
341 dnl Allow user to disable a normally-on option.
342 AC_DEFUN([CF_ARG_DISABLE],
343 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
344 dnl ---------------------------------------------------------------------------
345 dnl CF_ARG_OPTION version: 5 updated: 2015/05/10 19:52:14
347 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
353 dnl $3 = action to perform if option is not default
354 dnl $4 = action if perform if option is default
355 dnl $5 = default option value (either 'yes' or 'no')
356 AC_DEFUN([CF_ARG_OPTION],
357 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
358 if test "$enableval" != "$5" ; then
360 ,[ $3]) ifelse([$4],,,[
363 fi],[enableval=$5 ifelse([$4],,,[
367 dnl ---------------------------------------------------------------------------
368 dnl CF_AR_FLAGS version: 6 updated: 2015/10/10 15:25:05
370 dnl Check for suitable "ar" (archiver) options for updating an archive.
372 dnl In particular, handle some obsolete cases where the "-" might be omitted,
373 dnl as well as a workaround for breakage of make's archive rules by the GNU
374 dnl binutils "ar" program.
375 AC_DEFUN([CF_AR_FLAGS],[
376 AC_REQUIRE([CF_PROG_AR])
378 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
379 cf_cv_ar_flags=unknown
380 for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
383 # check if $ARFLAGS already contains this choice
384 if test "x$ARFLAGS" != "x" ; then
385 cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
386 if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
392 rm -f conftest.$ac_cv_objext
395 cat >conftest.$ac_ext <<EOF
396 #line __oline__ "configure"
397 int testdata[[3]] = { 123, 456, 789 };
399 if AC_TRY_EVAL(ac_compile) ; then
400 echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
401 $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
402 if test -f conftest.a ; then
403 cf_cv_ar_flags=$cf_ar_flags
407 CF_VERBOSE(cannot compile test-program)
411 rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
414 if test -n "$ARFLAGS" ; then
415 if test -n "$cf_cv_ar_flags" ; then
416 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
419 ARFLAGS=$cf_cv_ar_flags
424 dnl ---------------------------------------------------------------------------
425 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
427 dnl If we're cross-compiling, allow the user to override the tools and their
428 dnl options. The configure script is oriented toward identifying the host
429 dnl compiler, etc., but we need a build compiler to generate parts of the
432 dnl $1 = default for $CPPFLAGS
433 dnl $2 = default for $LIBS
434 AC_DEFUN([CF_BUILD_CC],[
435 CF_ACVERSION_CHECK(2.52,,
436 [AC_REQUIRE([CF_PROG_EXT])])
437 if test "$cross_compiling" = yes ; then
439 # defaults that we might want to override
440 : ${BUILD_CFLAGS:=''}
441 : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
442 : ${BUILD_LDFLAGS:=''}
443 : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
444 : ${BUILD_EXEEXT:='$x'}
445 : ${BUILD_OBJEXT:='o'}
447 AC_ARG_WITH(build-cc,
448 [ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
449 [BUILD_CC="$withval"],
450 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
451 AC_MSG_CHECKING(for native build C compiler)
452 AC_MSG_RESULT($BUILD_CC)
454 AC_MSG_CHECKING(for native build C preprocessor)
455 AC_ARG_WITH(build-cpp,
456 [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
457 [BUILD_CPP="$withval"],
458 [BUILD_CPP='${BUILD_CC} -E'])
459 AC_MSG_RESULT($BUILD_CPP)
461 AC_MSG_CHECKING(for native build C flags)
462 AC_ARG_WITH(build-cflags,
463 [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
464 [BUILD_CFLAGS="$withval"])
465 AC_MSG_RESULT($BUILD_CFLAGS)
467 AC_MSG_CHECKING(for native build C preprocessor-flags)
468 AC_ARG_WITH(build-cppflags,
469 [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
470 [BUILD_CPPFLAGS="$withval"])
471 AC_MSG_RESULT($BUILD_CPPFLAGS)
473 AC_MSG_CHECKING(for native build linker-flags)
474 AC_ARG_WITH(build-ldflags,
475 [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
476 [BUILD_LDFLAGS="$withval"])
477 AC_MSG_RESULT($BUILD_LDFLAGS)
479 AC_MSG_CHECKING(for native build linker-libraries)
480 AC_ARG_WITH(build-libs,
481 [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})],
482 [BUILD_LIBS="$withval"])
483 AC_MSG_RESULT($BUILD_LIBS)
485 # this assumes we're on Unix.
489 : ${BUILD_CC:='${CC}'}
491 if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
492 AC_MSG_ERROR([Cross-build requires two compilers.
493 Use --with-build-cc to specify the native compiler.])
497 : ${BUILD_CC:='${CC}'}
498 : ${BUILD_CPP:='${CPP}'}
499 : ${BUILD_CFLAGS:='${CFLAGS}'}
500 : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
501 : ${BUILD_LDFLAGS:='${LDFLAGS}'}
502 : ${BUILD_LIBS:='${LIBS}'}
503 : ${BUILD_EXEEXT:='$x'}
504 : ${BUILD_OBJEXT:='o'}
509 AC_SUBST(BUILD_CFLAGS)
510 AC_SUBST(BUILD_CPPFLAGS)
511 AC_SUBST(BUILD_LDFLAGS)
513 AC_SUBST(BUILD_EXEEXT)
514 AC_SUBST(BUILD_OBJEXT)
516 dnl ---------------------------------------------------------------------------
517 dnl CF_CC_ENV_FLAGS version: 4 updated: 2016/06/25 16:23:40
519 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
520 dnl into CC. This will not help with broken scripts that wrap the compiler with
521 dnl options, but eliminates a more common category of user confusion.
523 dnl In particular, it addresses the problem of being able to run the C
524 dnl preprocessor in a consistent manner.
526 dnl Caveat: this also disallows blanks in the pathname for the compiler, but
527 dnl the nuisance of having inconsistent settings for compiler and preprocessor
528 dnl outweighs that limitation.
529 AC_DEFUN([CF_CC_ENV_FLAGS],
531 # This should have been defined by AC_PROG_CC
534 AC_MSG_CHECKING(\$CC variable)
537 AC_MSG_RESULT(broken)
538 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
540 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]][[ ]]*//'`
541 CC=`echo "$CC " | sed -e 's/[[ ]]-[[IUD]][[^ ]][[^ ]]*//g' -e 's/[[ ]]*$//'`
542 CF_ADD_CFLAGS($cf_flags)
543 CF_VERBOSE(resulting CC: '$CC')
544 CF_VERBOSE(resulting CFLAGS: '$CFLAGS')
545 CF_VERBOSE(resulting CPPFLAGS: '$CPPFLAGS')
552 dnl ---------------------------------------------------------------------------
553 dnl CF_CFG_DEFAULTS version: 11 updated: 2015/04/17 21:13:04
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*|msys*|k*bsd*-gnu|mingw*)
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: 12 updated: 2012/10/02 20:55:03
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,"$system_name",[Define to the system name.])
631 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$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_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
643 dnl -----------------
644 dnl Check if the given compiler is really clang. clang's C driver defines
645 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
646 dnl not ignore some gcc options.
648 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
649 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
650 dnl the wrappers for gcc and g++ warnings.
652 dnl $1 = GCC (default) or GXX
653 dnl $2 = CLANG_COMPILER (default)
654 dnl $3 = CFLAGS (default) or CXXFLAGS
655 AC_DEFUN([CF_CLANG_COMPILER],[
656 ifelse([$2],,CLANG_COMPILER,[$2])=no
658 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
659 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
660 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
661 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
667 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
668 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
670 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
671 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
674 dnl ---------------------------------------------------------------------------
675 dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30
677 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
678 dnl variations of ncurses' installs.
680 dnl $1 = ncurses when looking for ncurses, or is empty
681 AC_DEFUN([CF_CURSES_HEADER],[
682 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
683 cf_cv_ncurses_header=none
685 ncurses.h ifelse($1,,,[$1/ncurses.h]) \
686 curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
688 AC_TRY_COMPILE([#include <${cf_header}>],
689 [initscr(); tgoto("?", 0,0)],
690 [cf_cv_ncurses_header=$cf_header; break],[])
694 if test "$cf_cv_ncurses_header" = none ; then
695 AC_MSG_ERROR(No curses header-files found)
698 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
699 AC_CHECK_HEADERS($cf_cv_ncurses_header)
701 dnl ---------------------------------------------------------------------------
702 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
704 dnl "dirname" is not portable, so we fake it with a shell script.
705 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
706 dnl ---------------------------------------------------------------------------
707 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
709 dnl You can always use "make -n" to see the actual options, but it's hard to
710 dnl pick out/analyze warning messages when the compile-line is long.
713 dnl ECHO_LT - symbol to control if libtool is verbose
714 dnl ECHO_LD - symbol to prefix "cc -o" lines
715 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
716 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
717 dnl ECHO_CC - symbol to put before any "cc" line
719 AC_DEFUN([CF_DISABLE_ECHO],[
720 AC_MSG_CHECKING(if you want to see long compiling messages)
722 [ --disable-echo do not display "compiling" commands],
725 ECHO_LD='@echo linking [$]@;'
726 RULE_CC='@echo compiling [$]<'
727 SHOW_CC='@echo compiling [$]@'
736 AC_MSG_RESULT($enableval)
743 dnl ---------------------------------------------------------------------------
744 dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00
745 dnl ------------------------
746 AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[
747 AC_MSG_CHECKING(if we want to use GNAT projects)
748 CF_ARG_DISABLE(gnat-projects,
749 [ --disable-gnat-projects test: disable GNAT projects even if usable],
750 [enable_gnat_projects=no],
751 [enable_gnat_projects=yes])
752 AC_MSG_RESULT($enable_gnat_projects)
754 dnl ---------------------------------------------------------------------------
755 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
757 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
758 dnl prefer a standard location, and use -L options only if we do not find the
759 dnl library in the standard library location(s).
760 dnl $1 = library name
761 dnl $2 = library class, usually the same as library name
763 dnl $4 = code fragment to compile/link
764 dnl $5 = corresponding function-name
765 dnl $6 = flag, nonnull if failure should not cause an error-exit
767 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
768 dnl to use a -L option.
769 AC_DEFUN([CF_FIND_LIBRARY],
771 eval 'cf_cv_have_lib_'$1'=no'
774 eval 'cf_cv_have_lib_'$1'=yes',[
776 AC_MSG_CHECKING(for $5 in -l$1)
778 AC_TRY_LINK([$3],[$4],
780 eval 'cf_cv_have_lib_'$1'=yes'
783 CF_LIBRARY_PATH(cf_search,$2)
784 for cf_libdir in $cf_search
786 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
787 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
788 AC_TRY_LINK([$3],[$4],
790 eval 'cf_cv_have_lib_'$1'=yes'
793 LIBS="$cf_save_LIBS"])
797 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
799 if test $cf_found_library = no ; then
800 AC_MSG_ERROR(Cannot link $1 library)
804 dnl ---------------------------------------------------------------------------
805 dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57
807 dnl Find a library (specifically the linkage used in the code fragment),
808 dnl searching for it if it is not already in the library path.
809 dnl See also CF_ADD_SEARCHPATH.
811 dnl Parameters (4-on are optional):
812 dnl $1 = headers for library entrypoint
813 dnl $2 = code fragment for library entrypoint
814 dnl $3 = the library name without the "-l" option or ".so" suffix.
815 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
816 dnl $5 = action to perform if not successful
817 dnl $6 = module name, if not the same as the library name
818 dnl $7 = extra libraries
820 dnl Sets these variables:
821 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
822 dnl $cf_cv_header_path_$3 - include-directory if needed
823 dnl $cf_cv_library_path_$3 - library-directory if needed
824 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
825 AC_DEFUN([CF_FIND_LINKAGE],[
827 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
828 # will be set on completion of the AC_TRY_LINK below.
829 cf_cv_header_path_$3=
830 cf_cv_library_path_$3=
832 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
836 AC_TRY_LINK([$1],[$2],[
837 cf_cv_find_linkage_$3=yes
838 cf_cv_header_path_$3=/usr/include
839 cf_cv_library_path_$3=/usr/lib
842 LIBS="-l$3 $7 $cf_save_LIBS"
844 AC_TRY_LINK([$1],[$2],[
845 cf_cv_find_linkage_$3=yes
846 cf_cv_header_path_$3=/usr/include
847 cf_cv_library_path_$3=/usr/lib
848 cf_cv_library_file_$3="-l$3"
850 cf_cv_find_linkage_$3=no
853 CF_VERBOSE(find linkage for $3 library)
854 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
856 cf_save_CPPFLAGS="$CPPFLAGS"
857 cf_test_CPPFLAGS="$CPPFLAGS"
859 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
860 for cf_cv_header_path_$3 in $cf_search
862 if test -d $cf_cv_header_path_$3 ; then
863 CF_VERBOSE(... testing $cf_cv_header_path_$3)
864 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
865 AC_TRY_COMPILE([$1],[$2],[
866 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
867 cf_cv_find_linkage_$3=maybe
868 cf_test_CPPFLAGS="$CPPFLAGS"
870 CPPFLAGS="$cf_save_CPPFLAGS"
875 if test "$cf_cv_find_linkage_$3" = maybe ; then
877 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
880 cf_save_LDFLAGS="$LDFLAGS"
883 CPPFLAGS="$cf_test_CPPFLAGS"
884 LIBS="-l$3 $7 $cf_save_LIBS"
885 AC_TRY_LINK([$1],[$2],[
886 CF_VERBOSE(... found $3 library in system)
887 cf_cv_find_linkage_$3=yes])
888 CPPFLAGS="$cf_save_CPPFLAGS"
892 if test "$cf_cv_find_linkage_$3" != yes ; then
893 CF_LIBRARY_PATH(cf_search,$3)
894 for cf_cv_library_path_$3 in $cf_search
896 if test -d $cf_cv_library_path_$3 ; then
897 CF_VERBOSE(... testing $cf_cv_library_path_$3)
898 CPPFLAGS="$cf_test_CPPFLAGS"
899 LIBS="-l$3 $7 $cf_save_LIBS"
900 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
901 AC_TRY_LINK([$1],[$2],[
902 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
903 cf_cv_find_linkage_$3=yes
904 cf_cv_library_file_$3="-l$3"
906 CPPFLAGS="$cf_save_CPPFLAGS"
908 LDFLAGS="$cf_save_LDFLAGS"
912 CPPFLAGS="$cf_save_CPPFLAGS"
913 LDFLAGS="$cf_save_LDFLAGS"
917 cf_cv_find_linkage_$3=no
924 if test "$cf_cv_find_linkage_$3" = yes ; then
926 CF_ADD_INCDIR($cf_cv_header_path_$3)
927 CF_ADD_LIBDIR($cf_cv_library_path_$3)
931 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
934 dnl ---------------------------------------------------------------------------
935 dnl CF_FIXUP_ADAFLAGS version: 2 updated: 2015/04/17 21:13:04
936 dnl -----------------
937 dnl make ADAFLAGS consistent with CFLAGS
938 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
939 AC_MSG_CHECKING(optimization options for ADAFLAGS)
947 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[ ]].*//'`
948 CF_ADD_ADAFLAGS($cf_O_flag)
951 AC_MSG_RESULT($ADAFLAGS)
953 dnl ---------------------------------------------------------------------------
954 dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
955 dnl -----------------
956 dnl Test for availability of useful gcc __attribute__ directives to quiet
957 dnl compiler warnings. Though useful, not all are supported -- and contrary
958 dnl to documentation, unrecognized directives cause older compilers to barf.
959 AC_DEFUN([CF_GCC_ATTRIBUTES],
963 cat > conftest.i <<EOF
971 #define GCC_NORETURN /* nothing */
974 #define GCC_UNUSED /* nothing */
979 AC_CHECKING([for $CC __attribute__ directives])
980 cat > conftest.$ac_ext <<EOF
981 #line __oline__ "${as_me:-configure}"
982 #include "confdefs.h"
983 #include "conftest.h"
984 #include "conftest.i"
986 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
988 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
991 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
993 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
995 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
996 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
997 extern void foo(void) GCC_NORETURN;
998 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1000 cf_printf_attribute=no
1001 cf_scanf_attribute=no
1002 for cf_attribute in scanf printf unused noreturn
1004 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1005 cf_directive="__attribute__(($cf_attribute))"
1006 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1008 case $cf_attribute in
1010 cf_printf_attribute=yes
1011 cat >conftest.h <<EOF
1012 #define GCC_$cf_ATTRIBUTE 1
1016 cf_scanf_attribute=yes
1017 cat >conftest.h <<EOF
1018 #define GCC_$cf_ATTRIBUTE 1
1022 cat >conftest.h <<EOF
1023 #define GCC_$cf_ATTRIBUTE $cf_directive
1028 if AC_TRY_EVAL(ac_compile); then
1029 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1030 cat conftest.h >>confdefs.h
1031 case $cf_attribute in
1033 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1036 cf_value='/* nothing */'
1037 if test "$cf_printf_attribute" != no ; then
1038 cf_value='__attribute__((format(printf,fmt,var)))'
1039 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1041 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1044 cf_value='/* nothing */'
1045 if test "$cf_scanf_attribute" != no ; then
1046 cf_value='__attribute__((format(scanf,fmt,var)))'
1047 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1049 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1052 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1058 fgrep define conftest.i >>confdefs.h
1063 dnl ---------------------------------------------------------------------------
1064 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1066 dnl Find version of gcc
1067 AC_DEFUN([CF_GCC_VERSION],[
1068 AC_REQUIRE([AC_PROG_CC])
1070 if test "$GCC" = yes ; then
1071 AC_MSG_CHECKING(version of $CC)
1072 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1073 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1074 AC_MSG_RESULT($GCC_VERSION)
1077 dnl ---------------------------------------------------------------------------
1078 dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00
1080 dnl Check if the compiler supports useful warning options. There's a few that
1081 dnl we don't use, simply because they're too noisy:
1083 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1084 dnl -Wredundant-decls (system headers make this too noisy)
1085 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1086 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1087 dnl is enabled for ncurses using "--enable-const".
1091 dnl $1 is an optional list of gcc warning flags that a particular
1092 dnl application might want to use, e.g., "no-unused" for
1095 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1097 AC_DEFUN([CF_GCC_WARNINGS],
1099 AC_REQUIRE([CF_GCC_VERSION])
1100 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1101 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1103 cat > conftest.$ac_ext <<EOF
1104 #line __oline__ "${as_me:-configure}"
1105 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1108 if test "$INTEL_COMPILER" = yes
1110 # The "-wdXXX" options suppress warnings:
1111 # remark #1419: external declaration in primary source file
1112 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1113 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1114 # remark #193: zero used for undefined preprocessing identifier
1115 # remark #593: variable "curs_sb_left_arrow" was set but never used
1116 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1117 # remark #869: parameter "tw" was never referenced
1118 # remark #981: operands are evaluated in unspecified order
1119 # warning #279: controlling expression is constant
1121 AC_CHECKING([for $CC warning options])
1122 cf_save_CFLAGS="$CFLAGS"
1123 EXTRA_CFLAGS="-Wall"
1135 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1136 if AC_TRY_EVAL(ac_compile); then
1137 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1138 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1141 CFLAGS="$cf_save_CFLAGS"
1143 elif test "$GCC" = yes
1145 AC_CHECKING([for $CC warning options])
1146 cf_save_CFLAGS="$CFLAGS"
1149 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1150 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1151 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1152 for cf_opt in W Wall \
1153 Wbad-function-cast \
1156 Wdeclaration-after-statement \
1159 Wmissing-declarations \
1160 Wmissing-prototypes \
1164 Wstrict-prototypes \
1165 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1167 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1168 if AC_TRY_EVAL(ac_compile); then
1169 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1172 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1175 case $GCC_VERSION in
1177 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1182 case $GCC_VERSION in
1184 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1189 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1192 CFLAGS="$cf_save_CFLAGS"
1196 AC_SUBST(EXTRA_CFLAGS)
1198 dnl ---------------------------------------------------------------------------
1199 dnl CF_GNATPREP_OPT_T version: 1 updated: 2014/08/02 18:37:25
1200 dnl -----------------
1201 AC_DEFUN([CF_GNATPREP_OPT_T],[
1202 AC_CACHE_CHECK(if GNATPREP supports -T option,cf_cv_gnatprep_opt_t,[
1203 cf_cv_gnatprep_opt_t=no
1204 gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes
1206 test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
1207 AC_SUBST(GNATPREP_OPTS)
1209 dnl ---------------------------------------------------------------------------
1210 dnl CF_GNAT_GENERICS version: 3 updated: 2015/04/17 21:13:04
1211 dnl ----------------
1212 AC_DEFUN([CF_GNAT_GENERICS],
1214 AC_REQUIRE([CF_GNAT_VERSION])
1216 AC_MSG_CHECKING(if GNAT supports generics)
1217 case $cf_gnat_version in
1218 (3.[[1-9]]*|[[4-9]].*)
1219 cf_gnat_generics=yes
1225 AC_MSG_RESULT($cf_gnat_generics)
1227 if test "$cf_gnat_generics" = yes
1229 cf_compile_generics=generics
1230 cf_generic_objects="\${GENOBJS}"
1232 cf_compile_generics=
1236 AC_SUBST(cf_compile_generics)
1237 AC_SUBST(cf_generic_objects)
1239 dnl ---------------------------------------------------------------------------
1240 dnl CF_GNAT_PROJECTS version: 8 updated: 2015/04/17 21:13:04
1241 dnl ----------------
1242 dnl GNAT projects are configured with ".gpr" project files.
1243 dnl GNAT libraries are a further development, using the project feature.
1244 AC_DEFUN([CF_GNAT_PROJECTS],
1246 AC_REQUIRE([CF_GNAT_VERSION])
1247 AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
1249 cf_gnat_libraries=no
1252 if test "$enable_gnat_projects" != no ; then
1253 AC_MSG_CHECKING(if GNAT supports project files)
1254 case $cf_gnat_version in
1258 case $cf_cv_system_name in
1262 mkdir conftest.src conftest.bin conftest.lib
1264 rm -rf conftest* *~conftest*
1265 cat >>library.gpr <<CF_EOF
1267 Kind := External ("LIB_KIND");
1268 for Library_Name use "ConfTest";
1269 for Object_Dir use ".";
1270 for Library_ALI_Dir use External("LIBRARY_DIR");
1271 for Library_Version use External ("SONAME");
1272 for Library_Kind use Kind;
1273 for Library_Dir use External("BUILD_DIR");
1274 Source_Dir := External ("SOURCE_DIR");
1275 for Source_Dirs use (Source_Dir);
1278 cat >>confpackage.ads <<CF_EOF
1279 package ConfPackage is
1283 cat >>confpackage.adb <<CF_EOF
1285 package body ConfPackage is
1286 procedure conftest is
1288 Text_IO.Put ("Hello World");
1293 if ( $cf_ada_make $ADAFLAGS \
1295 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1296 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1297 -XSOURCE_DIR=`pwd` \
1298 -XSONAME=libConfTest.so.1 \
1299 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1300 cf_gnat_projects=yes
1303 if test -f conftest.lib/confpackage.ali
1305 cf_gnat_libraries=yes
1307 rm -rf conftest* *~conftest*
1312 AC_MSG_RESULT($cf_gnat_projects)
1313 fi # enable_gnat_projects
1315 if test $cf_gnat_projects = yes
1317 AC_MSG_CHECKING(if GNAT supports libraries)
1318 AC_MSG_RESULT($cf_gnat_libraries)
1321 if test "$cf_gnat_projects" = yes
1323 USE_OLD_MAKERULES="#"
1324 USE_GNAT_PROJECTS=""
1326 USE_OLD_MAKERULES=""
1327 USE_GNAT_PROJECTS="#"
1330 if test "$cf_gnat_libraries" = yes
1332 USE_GNAT_LIBRARIES=""
1334 USE_GNAT_LIBRARIES="#"
1337 AC_SUBST(USE_OLD_MAKERULES)
1338 AC_SUBST(USE_GNAT_PROJECTS)
1339 AC_SUBST(USE_GNAT_LIBRARIES)
1341 dnl ---------------------------------------------------------------------------
1342 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1344 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1345 dnl is noted that gnat may compile a tasking unit even for configurations which
1346 dnl fail at runtime.
1347 AC_DEFUN([CF_GNAT_SIGINT],[
1348 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1349 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1353 pragma Warnings (Off); -- the next pragma exists since 3.11p
1354 pragma Unreserve_All_Interrupts;
1355 pragma Warnings (On);
1357 protected Process is
1359 function Continue return Boolean;
1360 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1362 Done : Boolean := False;
1366 [package body ConfTest is
1367 protected body Process is
1372 function Continue return Boolean is
1378 [cf_cv_gnat_sigint=yes],
1379 [cf_cv_gnat_sigint=no])])
1381 if test $cf_cv_gnat_sigint = yes ; then
1386 AC_SUBST(USE_GNAT_SIGINT)
1388 dnl ---------------------------------------------------------------------------
1389 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1390 dnl ----------------
1391 dnl Verify that a test program compiles/links with GNAT.
1392 dnl $cf_ada_make is set to the program that compiles/links
1393 dnl $ADAFLAGS may be set to the GNAT flags.
1395 dnl $1 is the text of the spec
1396 dnl $2 is the text of the body
1397 dnl $3 is the shell command to execute if successful
1398 dnl $4 is the shell command to execute if not successful
1399 AC_DEFUN([CF_GNAT_TRY_LINK],
1401 rm -rf conftest* *~conftest*
1402 cat >>conftest.ads <<CF_EOF
1405 cat >>conftest.adb <<CF_EOF
1408 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1409 ifelse($3,, :,[ $3])
1413 rm -rf conftest* *~conftest*
1415 dnl ---------------------------------------------------------------------------
1416 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1418 dnl Verify that a test program compiles and runs with GNAT
1419 dnl $cf_ada_make is set to the program that compiles/links
1420 dnl $ADAFLAGS may be set to the GNAT flags.
1422 dnl $1 is the text of the spec
1423 dnl $2 is the text of the body
1424 dnl $3 is the shell command to execute if successful
1425 dnl $4 is the shell command to execute if not successful
1426 AC_DEFUN([CF_GNAT_TRY_RUN],
1428 rm -rf conftest* *~conftest*
1429 cat >>conftest.ads <<CF_EOF
1432 cat >>conftest.adb <<CF_EOF
1435 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1436 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1437 ifelse($3,, :,[ $3])
1444 rm -rf conftest* *~conftest*
1446 dnl ---------------------------------------------------------------------------
1447 dnl CF_GNAT_VERSION version: 20 updated: 2015/04/18 08:56:57
1449 dnl Verify version of GNAT.
1450 AC_DEFUN([CF_GNAT_VERSION],
1452 AC_MSG_CHECKING(for gnat version)
1453 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1454 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1455 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1456 AC_MSG_RESULT($cf_gnat_version)
1458 case $cf_gnat_version in
1459 (3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]])
1460 cf_cv_prog_gnat_correct=yes
1463 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1464 cf_cv_prog_gnat_correct=no
1468 dnl ---------------------------------------------------------------------------
1469 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1471 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1472 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1473 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1474 dnl since it is interwoven with GNU extensions.
1476 dnl Well, yes we could work around it...
1477 AC_DEFUN([CF_GNU_SOURCE],
1479 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1480 AC_TRY_COMPILE([#include <sys/types.h>],[
1481 #ifndef _XOPEN_SOURCE
1484 [cf_cv_gnu_source=no],
1485 [cf_save="$CPPFLAGS"
1486 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1487 AC_TRY_COMPILE([#include <sys/types.h>],[
1488 #ifdef _XOPEN_SOURCE
1491 [cf_cv_gnu_source=no],
1492 [cf_cv_gnu_source=yes])
1496 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1498 dnl ---------------------------------------------------------------------------
1499 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
1501 dnl Construct a search-list of directories for a nonstandard header-file
1504 dnl $1 = the variable to return as result
1505 dnl $2 = the package name
1506 AC_DEFUN([CF_HEADER_PATH],
1510 # collect the current set of include-directories from compiler flags
1511 cf_header_path_list=""
1512 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1513 for cf_header_path in $CPPFLAGS $CFLAGS
1515 case $cf_header_path in
1517 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1518 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1519 cf_header_path_list="$cf_header_path_list [$]$1"
1525 # add the variations for the package we are looking for
1526 CF_SUBDIR_PATH($1,$2,include)
1528 test "$includedir" != NONE && \
1529 test "$includedir" != "/usr/include" && \
1530 test -d "$includedir" && {
1531 test -d $includedir && $1="[$]$1 $includedir"
1532 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1535 test "$oldincludedir" != NONE && \
1536 test "$oldincludedir" != "/usr/include" && \
1537 test -d "$oldincludedir" && {
1538 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1539 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1542 $1="[$]$1 $cf_header_path_list"
1544 dnl ---------------------------------------------------------------------------
1545 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1547 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1548 AC_DEFUN([CF_HELP_MESSAGE],
1549 [AC_DIVERT_HELP([$1])dnl
1551 dnl ---------------------------------------------------------------------------
1552 dnl CF_INCLUDE_DIRS version: 10 updated: 2014/09/19 20:58:42
1554 dnl Construct the list of include-options according to whether we're building
1555 dnl in the source directory or using '--srcdir=DIR' option.
1556 AC_DEFUN([CF_INCLUDE_DIRS],
1558 if test "$srcdir" != "."; then
1559 CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
1561 CPPFLAGS="-I../include $CPPFLAGS"
1562 if test "$srcdir" != "."; then
1563 CPPFLAGS="-I\${srcdir} $CPPFLAGS"
1565 CPPFLAGS="-I. $CPPFLAGS"
1568 dnl ---------------------------------------------------------------------------
1569 dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
1570 dnl -----------------
1571 dnl Check if the given compiler is really the Intel compiler for Linux. It
1572 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1573 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1575 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1576 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1577 dnl the wrappers for gcc and g++ warnings.
1579 dnl $1 = GCC (default) or GXX
1580 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1581 dnl $3 = CFLAGS (default) or CXXFLAGS
1582 AC_DEFUN([CF_INTEL_COMPILER],[
1583 AC_REQUIRE([AC_CANONICAL_HOST])
1584 ifelse([$2],,INTEL_COMPILER,[$2])=no
1586 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1589 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1590 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1591 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1593 #ifdef __INTEL_COMPILER
1597 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1598 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1600 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1601 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1606 dnl ---------------------------------------------------------------------------
1607 dnl CF_LARGEFILE version: 9 updated: 2015/04/18 08:56:57
1609 dnl Add checks for large file support.
1610 AC_DEFUN([CF_LARGEFILE],[
1611 ifdef([AC_FUNC_FSEEKO],[
1613 if test "$enable_largefile" != no ; then
1616 # Normally we would collect these definitions in the config.h,
1617 # but (like _XOPEN_SOURCE), some environments rely on having these
1618 # defined before any of the system headers are included. Another
1619 # case comes up with C++, e.g., on AIX the compiler compiles the
1620 # header files by themselves before looking at the body files it is
1621 # told to compile. For ncurses, those header files do not include
1623 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1624 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1625 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1627 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1629 #include <sys/types.h>
1632 /* if transitional largefile support is setup, this is true */
1633 extern struct dirent64 * readdir(DIR *);
1634 struct dirent64 *x = readdir((DIR *)0);
1635 struct dirent *y = readdir((DIR *)0);
1638 [cf_cv_struct_dirent64=yes],
1639 [cf_cv_struct_dirent64=no])
1641 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
1645 dnl ---------------------------------------------------------------------------
1646 dnl CF_LD_RPATH_OPT version: 7 updated: 2016/02/20 18:01:19
1648 dnl For the given system and compiler, find the compiler flags to pass to the
1649 dnl loader to use the "rpath" feature.
1650 AC_DEFUN([CF_LD_RPATH_OPT],
1652 AC_REQUIRE([CF_CHECK_CACHE])
1655 AC_MSG_CHECKING(for an rpath option)
1656 case $cf_cv_system_name in
1658 if test "$GCC" = yes; then
1659 LD_RPATH_OPT="-Wl,-rpath,"
1661 LD_RPATH_OPT="-rpath "
1664 (linux*|gnu*|k*bsd*-gnu|freebsd*)
1665 LD_RPATH_OPT="-Wl,-rpath,"
1667 (openbsd[[2-9]].*|mirbsd*)
1668 LD_RPATH_OPT="-Wl,-rpath,"
1671 LD_RPATH_OPT="-rpath "
1674 LD_RPATH_OPT="-Wl,-rpath,"
1677 LD_RPATH_OPT="-rpath "
1685 AC_MSG_RESULT($LD_RPATH_OPT)
1687 case "x$LD_RPATH_OPT" in
1689 AC_MSG_CHECKING(if we need a space after rpath option)
1690 cf_save_LIBS="$LIBS"
1691 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1692 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1693 LIBS="$cf_save_LIBS"
1694 AC_MSG_RESULT($cf_rpath_space)
1695 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1699 dnl ---------------------------------------------------------------------------
1700 dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
1702 dnl Construct a search-list of directories for a nonstandard library-file
1705 dnl $1 = the variable to return as result
1706 dnl $2 = the package name
1707 AC_DEFUN([CF_LIBRARY_PATH],
1710 cf_library_path_list=""
1711 if test -n "${LDFLAGS}${LIBS}" ; then
1712 for cf_library_path in $LDFLAGS $LIBS
1714 case $cf_library_path in
1716 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1717 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1718 cf_library_path_list="$cf_library_path_list [$]$1"
1724 CF_SUBDIR_PATH($1,$2,lib)
1726 $1="$cf_library_path_list [$]$1"
1728 dnl ---------------------------------------------------------------------------
1729 dnl CF_LIB_PREFIX version: 12 updated: 2015/10/17 19:03:33
1731 dnl Compute the library-prefix for the given host system
1732 dnl $1 = variable to set
1733 define([CF_LIB_PREFIX],
1735 case $cf_cv_system_name in
1737 if test "$DFT_LWR_MODEL" = libtool; then
1743 (*) LIB_PREFIX='lib'
1746 ifelse($1,,,[$1=$LIB_PREFIX])
1747 AC_SUBST(LIB_PREFIX)
1749 dnl ---------------------------------------------------------------------------
1750 dnl CF_LIB_SUFFIX version: 25 updated: 2015/04/17 21:13:04
1752 dnl Compute the library file-suffix from the given model name
1754 dnl $2 = variable to set (the nominal library suffix)
1755 dnl $3 = dependency variable to set (actual filename)
1756 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1757 AC_DEFUN([CF_LIB_SUFFIX],
1773 case $cf_cv_system_name in
1778 (cygwin*|msys*|mingw*)
1809 if test -n "${LIB_SUFFIX}${EXTRA_SUFFIX}"
1811 $2="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$2}"
1812 $3="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$3}"
1815 dnl ---------------------------------------------------------------------------
1816 dnl CF_LIB_TYPE version: 5 updated: 2015/04/17 21:13:04
1818 dnl Compute the string to append to -library from the given model name
1820 dnl $2 = variable to set
1821 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1822 AC_DEFUN([CF_LIB_TYPE],
1828 (profile) $2='_p' ;;
1831 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1833 dnl ---------------------------------------------------------------------------
1834 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
1835 dnl ----------------
1836 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1837 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1838 dnl have to provide wrappers for global tables to ensure they're linked
1840 AC_DEFUN([CF_LINK_DATAONLY],
1842 AC_MSG_CHECKING([if data-only library module links])
1843 AC_CACHE_VAL(cf_cv_link_dataonly,[
1845 cat >conftest.$ac_ext <<EOF
1846 #line __oline__ "configure"
1847 int testdata[[3]] = { 123, 456, 789 };
1849 if AC_TRY_EVAL(ac_compile) ; then
1850 mv conftest.o data.o && \
1851 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1853 rm -f conftest.$ac_ext data.o
1854 cat >conftest.$ac_ext <<EOF
1855 #line __oline__ "configure"
1859 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1861 extern int testdata[[3]];
1862 return testdata[[0]] == 123
1863 && testdata[[1]] == 456
1864 && testdata[[2]] == 789;
1868 if AC_TRY_EVAL(ac_compile); then
1869 mv conftest.o func.o && \
1870 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1872 rm -f conftest.$ac_ext func.o
1873 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1875 LIBS="conftest.a $LIBS"
1879 extern int testfunc();
1880 ${cf_cv_main_return:-return} (!testfunc());
1883 [cf_cv_link_dataonly=yes],
1884 [cf_cv_link_dataonly=no],
1885 [cf_cv_link_dataonly=unknown])
1888 AC_MSG_RESULT($cf_cv_link_dataonly)
1890 if test "$cf_cv_link_dataonly" = no ; then
1891 AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
1896 dnl ---------------------------------------------------------------------------
1897 dnl CF_MAKEFLAGS version: 17 updated: 2015/08/05 20:44:28
1899 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1900 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1901 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1902 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1903 AC_DEFUN([CF_MAKEFLAGS],
1905 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1907 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1909 cat >cf_makeflags.tmp <<CF_EOF
1912 @ echo '.$cf_option'
1914 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1915 case "$cf_result" in
1917 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1918 case "$cf_result" in
1919 (.*CC=*) cf_cv_makeflags=
1921 (*) cf_cv_makeflags=$cf_option
1927 (*) echo "given option \"$cf_option\", no match \"$cf_result\""
1931 rm -f cf_makeflags.tmp
1934 AC_SUBST(cf_cv_makeflags)
1936 dnl ---------------------------------------------------------------------------
1937 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1939 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1940 dnl a monocase filesystem.
1941 AC_DEFUN([CF_MAKE_TAGS],[
1942 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1944 AC_CHECK_PROGS(CTAGS, exctags ctags)
1945 AC_CHECK_PROGS(ETAGS, exetags etags)
1947 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1949 if test "$cf_cv_mixedcase" = yes ; then
1950 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1955 if test "$MAKE_UPPER_TAGS" = yes ; then
1961 if test "$MAKE_LOWER_TAGS" = yes ; then
1970 AC_SUBST(MAKE_UPPER_TAGS)
1971 AC_SUBST(MAKE_LOWER_TAGS)
1973 dnl ---------------------------------------------------------------------------
1974 dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
1975 dnl ----------------------
1976 dnl Check if the file-system supports mixed-case filenames. If we're able to
1977 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1978 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1980 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1981 if test "$cross_compiling" = yes ; then
1982 case $target_alias in
1983 (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
1991 rm -f conftest CONFTEST
1993 if test -f CONFTEST ; then
1998 rm -f conftest CONFTEST
2001 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
2003 dnl ---------------------------------------------------------------------------
2004 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
2006 dnl Check for a working mkstemp. This creates two files, checks that they are
2007 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2008 AC_DEFUN([CF_MKSTEMP],[
2009 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2012 #include <sys/types.h>
2016 #include <sys/stat.h>
2019 char *tmpl = "conftestXXXXXX";
2027 for (n = 0; n < 2; ++n) {
2028 strcpy(name[n], tmpl);
2029 if ((fd = mkstemp(name[n])) >= 0) {
2030 if (!strcmp(name[n], tmpl)
2031 || stat(name[n], &sb) != 0
2032 || (sb.st_mode & S_IFMT) != S_IFREG
2033 || (sb.st_mode & 077) != 0) {
2040 && !strcmp(name[0], name[1]))
2042 ${cf_cv_main_return:-return}(result);
2044 ],[cf_cv_func_mkstemp=yes
2045 ],[cf_cv_func_mkstemp=no
2046 ],[cf_cv_func_mkstemp=maybe])
2048 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
2049 AC_CHECK_FUNC(mkstemp)
2051 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2052 AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
2055 dnl ---------------------------------------------------------------------------
2056 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2058 dnl Write a debug message to config.log, along with the line number in the
2059 dnl configure script.
2060 AC_DEFUN([CF_MSG_LOG],[
2061 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2063 dnl ---------------------------------------------------------------------------
2064 dnl CF_NCURSES_ADDON version: 5 updated: 2015/04/26 18:06:58
2065 dnl ----------------
2066 dnl Configure an ncurses add-on, built outside the ncurses tree.
2067 AC_DEFUN([CF_NCURSES_ADDON],[
2068 AC_REQUIRE([CF_NCURSES_CONFIG])
2070 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2072 AC_MSG_CHECKING(if you want wide-character code)
2073 AC_ARG_ENABLE(widec,
2074 [ --enable-widec compile with wide-char/UTF-8 code],
2075 [with_widec=$enableval],
2077 AC_MSG_RESULT($with_widec)
2078 if test "$with_widec" = yes ; then
2080 CF_NCURSES_CONFIG(ncursesw)
2082 CF_NCURSES_CONFIG(ncurses)
2085 if test "$NCURSES_CONFIG_PKG" != none ; then
2086 cf_version=`$PKG_CONFIG --modversion $NCURSES_CONFIG_PKG 2>/dev/null`
2088 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2089 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2090 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2092 cf_cv_abi_version=`$PKG_CONFIG --variable=abi_version $NCURSES_CONFIG_PKG 2>/dev/null`
2093 if test -z "$cf_cv_abi_version"
2095 cf_cv_abi_version=`$PKG_CONFIG --variable=major_version $NCURSES_CONFIG_PKG 2>/dev/null`
2098 elif test "$NCURSES_CONFIG" != none ; then
2100 cf_version=`$NCURSES_CONFIG --version 2>/dev/null`
2102 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2103 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2104 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2106 # ABI version is not available from headers
2107 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version 2>/dev/null`
2111 for cf_name in MAJOR MINOR PATCH
2113 cat >conftest.$ac_ext <<CF_EOF
2114 #include <${cf_cv_ncurses_header:-curses.h}>
2115 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2117 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2119 if test -f conftest.out ; then
2120 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2121 eval NCURSES_$cf_name=\"$cf_result\"
2122 # cat conftest.$ac_ext
2127 cf_cv_abi_version=${NCURSES_MAJOR}
2131 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2133 dnl Show the computed version, for logging
2134 cf_cv_timestamp=`date`
2136 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2138 dnl We need these values in the generated headers
2139 AC_SUBST(NCURSES_MAJOR)
2140 AC_SUBST(NCURSES_MINOR)
2141 AC_SUBST(NCURSES_PATCH)
2143 dnl We need these values in the generated makefiles
2144 AC_SUBST(cf_cv_rel_version)
2145 AC_SUBST(cf_cv_abi_version)
2147 dnl FIXME - not needed for Ada95
2148 AC_SUBST(cf_cv_builtin_bool)
2149 AC_SUBST(cf_cv_header_stdbool_h)
2150 AC_SUBST(cf_cv_type_of_bool)dnl
2153 dnl ---------------------------------------------------------------------------
2154 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2155 dnl -------------------
2156 dnl Check if we can compile with ncurses' header file
2157 dnl $1 is the cache variable to set
2158 dnl $2 is the header-file to include
2159 dnl $3 is the root name (ncurses or ncursesw)
2160 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2162 ]ifelse($3,ncursesw,[
2163 #define _XOPEN_SOURCE_EXTENDED
2164 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2165 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2168 #ifdef NCURSES_VERSION
2169 ]ifelse($3,ncursesw,[
2174 printf("%s\n", NCURSES_VERSION);
2186 dnl ---------------------------------------------------------------------------
2187 dnl CF_NCURSES_CONFIG version: 17 updated: 2015/07/07 04:22:07
2188 dnl -----------------
2189 dnl Tie together the configure-script macros for ncurses, preferring these in
2191 dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG
2192 dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG
2193 dnl c) just plain libraries
2195 dnl $1 is the root library name (default: "ncurses")
2196 AC_DEFUN([CF_NCURSES_CONFIG],[
2197 AC_REQUIRE([CF_PKG_CONFIG])
2198 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2199 cf_have_ncuconfig=no
2201 if test "x${PKG_CONFIG:=none}" != xnone; then
2202 AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root)
2203 if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
2206 AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
2207 cf_have_ncuconfig=unknown
2209 cf_save_CPPFLAGS="$CPPFLAGS"
2210 cf_save_LIBS="$LIBS"
2212 CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`"
2213 CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
2215 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2216 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2217 [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
2219 { char *xx = curses_version(); return (xx == 0); }],
2220 [cf_have_ncuconfig=yes],
2221 [cf_have_ncuconfig=no],
2222 [cf_have_ncuconfig=maybe])],
2223 [cf_have_ncuconfig=no])
2224 AC_MSG_RESULT($cf_have_ncuconfig)
2225 test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
2226 if test "$cf_have_ncuconfig" != "yes"
2228 CPPFLAGS="$cf_save_CPPFLAGS"
2229 LIBS="$cf_save_LIBS"
2230 NCURSES_CONFIG_PKG=none
2232 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2233 NCURSES_CONFIG_PKG=$cf_ncuconfig_root
2238 NCURSES_CONFIG_PKG=none
2241 NCURSES_CONFIG_PKG=none
2244 if test "x$cf_have_ncuconfig" = "xno"; then
2245 echo "Looking for ${cf_ncuconfig_root}-config"
2247 CF_ACVERSION_CHECK(2.52,
2248 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2249 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2251 if test "$NCURSES_CONFIG" != none ; then
2253 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2254 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2256 # even with config script, some packages use no-override for curses.h
2257 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2259 dnl like CF_NCURSES_CPPFLAGS
2260 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2262 dnl like CF_NCURSES_LIBS
2263 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2264 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2266 dnl like CF_NCURSES_VERSION
2267 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2271 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2272 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2279 dnl ---------------------------------------------------------------------------
2280 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
2281 dnl -------------------
2282 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2283 dnl the CPPFLAGS variable so we can include its header.
2285 dnl The header files may be installed as either curses.h, or ncurses.h (would
2286 dnl be obsolete, except that some packagers prefer this name to distinguish it
2287 dnl from a "native" curses implementation). If not installed for overwrite,
2288 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2289 dnl /usr/include/ncurses), but someone may have installed overwriting the
2290 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2291 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2294 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2295 dnl is already in the include-path, don't even bother with this, since we cannot
2296 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2298 dnl The optional parameter gives the root name of the library, in case it is
2299 dnl not installed as the default curses library. That is how the
2300 dnl wide-character version of ncurses is installed.
2301 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2302 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2304 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2305 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2307 test -n "$cf_cv_curses_dir" && \
2308 test "$cf_cv_curses_dir" != "no" && { \
2309 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2312 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2313 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2314 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2315 for cf_header in $cf_header_list
2317 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2318 test "$cf_cv_ncurses_h" != no && break
2325 # some applications need this, but should check for NCURSES_VERSION
2326 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2330 dnl ---------------------------------------------------------------------------
2331 dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
2332 dnl -----------------
2333 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2334 dnl variations of ncurses' installs.
2336 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2337 AC_DEFUN([CF_NCURSES_HEADER],[
2339 if test "$cf_cv_ncurses_h" != no ; then
2340 cf_cv_ncurses_header=$cf_cv_ncurses_h
2343 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2344 test -n "$verbose" && echo
2345 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2346 test -n "$verbose" && echo search path $cf_search
2347 cf_save2_CPPFLAGS="$CPPFLAGS"
2348 for cf_incdir in $cf_search
2350 CF_ADD_INCDIR($cf_incdir)
2355 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2356 if test "$cf_cv_ncurses_h2" != no ; then
2357 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2358 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2361 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2363 CPPFLAGS="$cf_save2_CPPFLAGS"
2364 test "$cf_cv_ncurses_h2" != no && break
2366 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2369 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2370 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2371 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2372 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2374 CF_ADD_INCDIR($cf_1st_incdir)
2378 # Set definitions to allow ifdef'ing for ncurses.h
2380 case $cf_cv_ncurses_header in
2382 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2386 case $cf_cv_ncurses_header in
2387 (ncurses/curses.h|ncurses/ncurses.h)
2388 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2390 (ncursesw/curses.h|ncursesw/ncurses.h)
2391 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2396 dnl ---------------------------------------------------------------------------
2397 dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
2399 dnl Look for the ncurses library. This is a little complicated on Linux,
2400 dnl because it may be linked with the gpm (general purpose mouse) library.
2401 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2402 dnl unusable with ncurses. However, we don't want to link with gpm unless
2403 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2404 dnl and the linker will record a dependency.
2406 dnl The optional parameter gives the root name of the library, in case it is
2407 dnl not installed as the default curses library. That is how the
2408 dnl wide-character version of ncurses is installed.
2409 AC_DEFUN([CF_NCURSES_LIBS],
2410 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2412 cf_nculib_root=ifelse($1,,ncurses,$1)
2413 # This works, except for the special case where we find gpm, but
2414 # ncurses is in a nonstandard location via $LIBS, and we really want
2417 cf_ncurses_SAVE="$LIBS"
2418 AC_CHECK_LIB(gpm,Gpm_Open,
2419 [AC_CHECK_LIB(gpm,initscr,
2420 [LIBS="$cf_ncurses_SAVE"],
2421 [cf_ncurses_LIBS="-lgpm"])])
2425 # This is only necessary if you are linking against an obsolete
2426 # version of ncurses (but it should do no harm, since it's static).
2427 if test "$cf_nculib_root" = ncurses ; then
2428 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2433 CF_ADD_LIBS($cf_ncurses_LIBS)
2435 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2437 CF_ADD_LIBS(-l$cf_nculib_root)
2439 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2440 [#include <${cf_cv_ncurses_header:-curses.h}>],
2445 if test -n "$cf_ncurses_LIBS" ; then
2446 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2447 cf_ncurses_SAVE="$LIBS"
2448 for p in $cf_ncurses_LIBS ; do
2449 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2450 if test "$q" != "$LIBS" ; then
2454 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2455 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2456 [AC_MSG_RESULT(yes)],
2458 LIBS="$cf_ncurses_SAVE"])
2461 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2462 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2464 dnl ---------------------------------------------------------------------------
2465 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2466 dnl ------------------
2467 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2468 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2469 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2470 AC_DEFUN([CF_NCURSES_VERSION],
2472 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2473 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2474 cf_cv_ncurses_version=no
2478 #include <${cf_cv_ncurses_header:-curses.h}>
2482 FILE *fp = fopen("$cf_tempfile", "w");
2483 #ifdef NCURSES_VERSION
2484 # ifdef NCURSES_VERSION_PATCH
2485 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2487 fprintf(fp, "%s\n", NCURSES_VERSION);
2491 fprintf(fp, "old\n");
2496 ${cf_cv_main_return:-return}(0);
2498 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2500 # This will not work if the preprocessor splits the line after the
2501 # Autoconf token. The 'unproto' program does that.
2502 cat > conftest.$ac_ext <<EOF
2503 #include <${cf_cv_ncurses_header:-curses.h}>
2505 #ifdef NCURSES_VERSION
2506 Autoconf NCURSES_VERSION
2514 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2516 if test -f conftest.out ; then
2517 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2518 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2524 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2526 dnl ---------------------------------------------------------------------------
2527 dnl CF_OBJ_SUBDIR version: 7 updated: 2015/04/17 21:13:04
2529 dnl Compute the object-directory name from the given model name
2530 AC_DEFUN([CF_OBJ_SUBDIR],
2533 (libtool) $2='obj_lo' ;;
2534 (normal) $2='objects' ;;
2535 (debug) $2='obj_g' ;;
2536 (profile) $2='obj_p' ;;
2538 case $cf_cv_system_name in
2546 dnl ---------------------------------------------------------------------------
2547 dnl CF_PATHSEP version: 7 updated: 2015/04/12 15:39:00
2549 dnl Provide a value for the $PATH and similar separator (or amend the value
2550 dnl as provided in autoconf 2.5x).
2551 AC_DEFUN([CF_PATHSEP],
2553 AC_MSG_CHECKING(for PATH separator)
2554 case $cf_cv_system_name in
2555 (os2*) PATH_SEPARATOR=';' ;;
2556 (*) ${PATH_SEPARATOR:=':'} ;;
2558 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2559 AC_SUBST(PATH_SEPARATOR)
2560 AC_MSG_RESULT($PATH_SEPARATOR)
2562 dnl ---------------------------------------------------------------------------
2563 dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
2565 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2566 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2567 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2568 dnl delayed evaluation of those symbols.
2569 AC_DEFUN([CF_PATH_SYNTAX],[
2570 if test "x$prefix" != xNONE; then
2571 cf_path_syntax="$prefix"
2573 cf_path_syntax="$ac_default_prefix"
2577 (.\[$]\(*\)*|.\'*\'*)
2581 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
2583 (.\[$]{*prefix}*|.\[$]{*dir}*)
2587 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2592 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2595 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2599 dnl ---------------------------------------------------------------------------
2600 dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
2602 dnl Check for the package-config program, unless disabled by command-line.
2603 AC_DEFUN([CF_PKG_CONFIG],
2605 AC_MSG_CHECKING(if you want to use pkg-config)
2606 AC_ARG_WITH(pkg-config,
2607 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2608 [cf_pkg_config=$withval],
2609 [cf_pkg_config=yes])
2610 AC_MSG_RESULT($cf_pkg_config)
2612 case $cf_pkg_config in
2617 CF_ACVERSION_CHECK(2.52,
2618 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2619 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2626 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2627 if test "$PKG_CONFIG" != none ; then
2628 CF_PATH_SYNTAX(PKG_CONFIG)
2629 elif test "x$cf_pkg_config" != xno ; then
2630 AC_MSG_WARN(pkg-config is not installed)
2633 AC_SUBST(PKG_CONFIG)
2635 dnl ---------------------------------------------------------------------------
2636 dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00
2637 dnl -----------------
2638 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2640 dnl POSIX.1-1990 _POSIX_SOURCE
2641 dnl POSIX.1-1990 and _POSIX_SOURCE and
2642 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2644 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2645 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2646 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2649 dnl $1 is the nominal value for _POSIX_C_SOURCE
2650 AC_DEFUN([CF_POSIX_C_SOURCE],
2652 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2654 cf_save_CFLAGS="$CFLAGS"
2655 cf_save_CPPFLAGS="$CPPFLAGS"
2657 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2658 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2660 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2661 CF_MSG_LOG(if the symbol is already defined go no further)
2662 AC_TRY_COMPILE([#include <sys/types.h>],[
2663 #ifndef _POSIX_C_SOURCE
2666 [cf_cv_posix_c_source=no],
2667 [cf_want_posix_source=no
2668 case .$cf_POSIX_C_SOURCE in
2670 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2673 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2674 cf_want_posix_source=yes
2677 cf_want_posix_source=yes
2680 if test "$cf_want_posix_source" = yes ; then
2681 AC_TRY_COMPILE([#include <sys/types.h>],[
2682 #ifdef _POSIX_SOURCE
2685 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2687 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2688 CFLAGS="$cf_trim_CFLAGS"
2689 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2690 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2691 AC_TRY_COMPILE([#include <sys/types.h>],[
2692 #ifndef _POSIX_C_SOURCE
2695 [cf_cv_posix_c_source=no])
2696 CFLAGS="$cf_save_CFLAGS"
2697 CPPFLAGS="$cf_save_CPPFLAGS"
2701 if test "$cf_cv_posix_c_source" != no ; then
2702 CFLAGS="$cf_trim_CFLAGS"
2703 CPPFLAGS="$cf_trim_CPPFLAGS"
2704 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2708 dnl ---------------------------------------------------------------------------
2709 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2711 dnl Check for archiver "ar".
2712 AC_DEFUN([CF_PROG_AR],[
2713 AC_CHECK_TOOL(AR, ar, ar)
2715 dnl ---------------------------------------------------------------------------
2716 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2718 dnl Check for awk, ensure that the check found something.
2719 AC_DEFUN([CF_PROG_AWK],
2722 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2724 dnl ---------------------------------------------------------------------------
2725 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2727 dnl standard check for CC, plus followup sanity checks
2728 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2729 AC_DEFUN([CF_PROG_CC],[
2730 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2732 CF_ACVERSION_CHECK(2.52,
2737 dnl ---------------------------------------------------------------------------
2738 dnl CF_PROG_CC_C_O version: 4 updated: 2016/05/21 18:08:09
2740 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2741 dnl the output file can be renamed, and allows for a shell variable that can
2742 dnl be used later. The parameter is either CC or CXX. The result is the
2744 dnl $cf_cv_prog_CC_c_o
2745 dnl $cf_cv_prog_CXX_c_o
2748 dnl $2 = compiler options, if any
2749 AC_DEFUN([CF_PROG_CC_C_O],
2750 [AC_REQUIRE([AC_PROG_CC])dnl
2751 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2752 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2754 cat > conftest.$ac_ext <<CF_EOF
2757 ${cf_cv_main_return:-return}(0);
2760 # We do the test twice because some compilers refuse to overwrite an
2761 # existing .o file with -o, though they will create one.
2762 ac_try='[$]$1 $2 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2763 if AC_TRY_EVAL(ac_try) &&
2764 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2766 eval cf_cv_prog_$1_c_o=yes
2768 eval cf_cv_prog_$1_c_o=no
2772 if test $cf_cv_prog_$1_c_o = yes; then
2773 AC_MSG_RESULT([yes])
2778 dnl ---------------------------------------------------------------------------
2779 dnl CF_PROG_EGREP version: 2 updated: 2015/04/18 08:56:57
2781 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2782 dnl This macro adds a check to ensure the script found something.
2783 AC_DEFUN([CF_PROG_EGREP],
2784 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2785 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2786 then ac_cv_prog_egrep='grep -E'
2787 else ac_cv_prog_egrep='egrep'
2789 EGREP=$ac_cv_prog_egrep
2791 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2793 dnl ---------------------------------------------------------------------------
2794 dnl CF_PROG_EXT version: 13 updated: 2015/04/18 09:03:58
2796 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2797 AC_DEFUN([CF_PROG_EXT],
2799 AC_REQUIRE([CF_CHECK_CACHE])
2800 case $cf_cv_system_name in
2802 CFLAGS="$CFLAGS -Zmt"
2803 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2804 CXXFLAGS="$CXXFLAGS -Zmt"
2805 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2806 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2816 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)])
2818 dnl ---------------------------------------------------------------------------
2819 dnl CF_PROG_GNAT version: 3 updated: 2015/04/18 08:56:57
2821 dnl Check for gnatmake, ensure that it is complete.
2822 AC_DEFUN([CF_PROG_GNAT],[
2823 cf_ada_make=gnatmake
2824 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2825 if test "$ac_cv_prog_gnat_exists" = no; then
2827 cf_cv_prog_gnat_correct=no
2830 AC_CHECK_PROG(M4_exists, m4, yes, no)
2831 if test "$ac_cv_prog_M4_exists" = no; then
2832 cf_cv_prog_gnat_correct=no
2833 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2835 if test "$cf_cv_prog_gnat_correct" = yes; then
2836 AC_MSG_CHECKING(if GNAT works)
2837 CF_GNAT_TRY_RUN([procedure conftest;],
2840 procedure conftest is
2842 Text_IO.Put ("Hello World");
2844 GNAT.OS_Lib.OS_Exit (0);
2845 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2846 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2850 AC_SUBST(cf_ada_make)
2852 dnl ---------------------------------------------------------------------------
2853 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2855 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2856 dnl option if it is supported.
2857 AC_DEFUN([CF_PROG_LN_S],[
2859 AC_MSG_CHECKING(if $LN_S -f options work)
2861 rm -f conf$$.src conf$$dst
2863 echo first >conf$$.src
2864 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2869 rm -f conf$$.dst conf$$src
2870 AC_MSG_RESULT($cf_prog_ln_sf)
2872 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2874 dnl ---------------------------------------------------------------------------
2875 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2876 dnl ----------------
2877 dnl Remove all -U and -D options that refer to the given symbol from a list
2878 dnl of C compiler options. This works around the problem that not all
2879 dnl compilers process -U and -D options from left-to-right, so a -U option
2880 dnl cannot be used to cancel the effect of a preceding -D option.
2882 dnl $1 = target (which could be the same as the source variable)
2883 dnl $2 = source (including '$')
2884 dnl $3 = symbol to remove
2885 define([CF_REMOVE_DEFINE],
2888 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2889 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2891 dnl ---------------------------------------------------------------------------
2892 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2894 dnl Remove the given library from the symbol
2896 dnl $1 = target (which could be the same as the source variable)
2897 dnl $2 = source (including '$')
2898 dnl $3 = library to remove
2899 define([CF_REMOVE_LIB],
2901 # remove $3 library from $2
2902 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2904 dnl ---------------------------------------------------------------------------
2905 dnl CF_SHARED_OPTS version: 89 updated: 2015/08/15 18:38:59
2908 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2912 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
2913 dnl the build-tree, i.e., by making use of the libraries that are compiled in
2914 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
2915 dnl shared library since that can lead to unexpected results at runtime.
2916 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
2917 dnl libraries are compiled in ../../lib
2919 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2920 dnl to install symbolic links to the rel/abi versions of shared libraries.
2922 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2923 dnl version when making symbolic links.
2925 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2926 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2927 dnl (ex: libncurses.so.<ver>).
2929 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2930 AC_DEFUN([CF_SHARED_OPTS],
2932 AC_REQUIRE([CF_LD_RPATH_OPT])
2937 INSTALL_LIB="-m 644"
2938 : ${rel_builddir:=.}
2946 cf_cv_do_symlinks=no
2948 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2950 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2951 AC_ARG_WITH(shlib-version,
2952 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2953 [test -z "$withval" && withval=auto
2956 cf_cv_shlib_version=auto
2959 cf_cv_shlib_version=$withval
2962 AC_MSG_RESULT($withval)
2963 AC_MSG_ERROR([option value must be one of: rel, abi, or auto])
2966 ],[cf_cv_shlib_version=auto])
2967 AC_MSG_RESULT($cf_cv_shlib_version)
2972 # Some less-capable ports of gcc support only -fpic
2974 if test "$GCC" = yes
2976 AC_MSG_CHECKING(which $CC option to use)
2977 cf_save_CFLAGS="$CFLAGS"
2978 for CC_SHARED_OPTS in -fPIC -fpic ''
2980 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
2981 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
2983 AC_MSG_RESULT($CC_SHARED_OPTS)
2984 CFLAGS="$cf_save_CFLAGS"
2987 cf_cv_shlib_version_infix=no
2989 case $cf_cv_system_name in
2990 (aix4.[3-9]*|aix[[5-7]]*)
2991 if test "$GCC" = yes; then
2992 CC_SHARED_OPTS='-Wl,-brtl'
2993 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
2995 CC_SHARED_OPTS='-brtl'
2996 # as well as '-qpic=large -G' or perhaps "-bM:SRE -bnoentry -bexpall"
2997 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3001 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
3005 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3006 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3007 cf_cv_shlib_version=cygdll
3008 cf_cv_shlib_version_infix=cygdll
3011 cat >mk_shared_lib.sh <<-CF_EOF
3014 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3017 Linking shared library
3018 ** SHARED_LIB \[$]SHARED_LIB
3019 ** IMPORT_LIB \[$]IMPORT_LIB
3021 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3023 chmod +x mk_shared_lib.sh
3027 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3028 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3029 cf_cv_shlib_version=msysdll
3030 cf_cv_shlib_version_infix=msysdll
3033 cat >mk_shared_lib.sh <<-CF_EOF
3036 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3039 Linking shared library
3040 ** SHARED_LIB \[$]SHARED_LIB
3041 ** IMPORT_LIB \[$]IMPORT_LIB
3043 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3045 chmod +x mk_shared_lib.sh
3048 cf_try_cflags="no-cpp-precomp"
3049 CC_SHARED_OPTS="-dynamic"
3050 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
3051 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
3052 cf_cv_shlib_version_infix=yes
3053 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
3054 cf_save_LDFLAGS=$LDFLAGS
3055 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3056 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
3057 LDFLAGS=$cf_save_LDFLAGS])
3058 if test $cf_cv_ldflags_search_paths_first = yes; then
3059 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3063 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
3064 if test "$GCC" != yes; then
3067 MK_SHARED_LIB='${LD} -b -o $[@]'
3068 INSTALL_LIB="-m 555"
3071 # (tested with gcc 2.7.2 -- I don't have c89)
3072 if test "$GCC" = yes; then
3073 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3076 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3078 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3079 # HP-UX shared libraries must be executable, and should be
3080 # readonly to exploit a quirk in the memory manager.
3081 INSTALL_LIB="-m 555"
3084 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3085 if test "$cf_cv_shlib_version" = rel; then
3086 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3088 cf_shared_soname='`basename $@`'
3091 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
3094 if test "$cf_cv_enable_rpath" = yes ; then
3095 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3097 # tested with IRIX 5.2 and 'cc'.
3098 if test "$GCC" != yes; then
3099 CC_SHARED_OPTS='-KPIC'
3100 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3102 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3104 cf_cv_rm_so_locs=yes
3106 (linux*|gnu*|k*bsd*-gnu)
3107 if test "$DFT_LWR_MODEL" = "shared" ; then
3108 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3109 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3111 if test "$cf_cv_enable_rpath" = yes ; then
3112 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3115 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3118 cf_cv_shlib_version=mingw
3119 cf_cv_shlib_version_infix=mingw
3122 if test "$DFT_LWR_MODEL" = "shared" ; then
3123 LOCAL_LDFLAGS="-Wl,--enable-auto-import"
3124 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3125 EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
3128 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3129 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3130 cat >mk_shared_lib.sh <<-CF_EOF
3133 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3136 Linking shared library
3137 ** SHARED_LIB \[$]SHARED_LIB
3138 ** IMPORT_LIB \[$]IMPORT_LIB
3140 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3142 chmod +x mk_shared_lib.sh
3144 (openbsd[[2-9]].*|mirbsd*)
3145 if test "$DFT_LWR_MODEL" = "shared" ; then
3146 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3147 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3149 if test "$cf_cv_enable_rpath" = yes ; then
3150 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3152 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3154 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3156 (nto-qnx*|openbsd*|freebsd[[12]].*)
3157 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3158 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3159 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3161 (dragonfly*|freebsd*)
3162 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3163 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3164 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3165 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
3166 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3169 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3172 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3173 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3174 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3175 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3176 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3177 if test "$cf_cv_shlib_version" = auto; then
3178 if test -f /usr/libexec/ld.elf_so; then
3179 cf_cv_shlib_version=abi
3181 cf_cv_shlib_version=rel
3185 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3187 MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
3191 # tested with OSF/1 V3.2 and 'cc'
3192 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3193 # link with shared libs).
3194 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3197 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3200 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3201 if test "$DFT_LWR_MODEL" = "shared" ; then
3202 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3203 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3205 cf_cv_rm_so_locs=yes
3207 (sco3.2v5*) # also uw2* and UW7: hops 13-Apr-98
3208 # tested with osr5.0.5
3209 if test "$GCC" != yes; then
3210 CC_SHARED_OPTS='-belf -KPIC'
3212 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3213 if test "$cf_cv_enable_rpath" = yes ; then
3214 # only way is to set LD_RUN_PATH but no switch for it
3217 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3218 LINK_PROGS='LD_RUN_PATH=${libdir}'
3219 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3222 # tested with SunOS 4.1.1 and gcc 2.7.0
3223 if test "$GCC" != yes; then
3224 CC_SHARED_OPTS='-KPIC'
3226 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3227 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3230 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3231 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3232 if test "$DFT_LWR_MODEL" = "shared" ; then
3233 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3234 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3236 if test "$cf_cv_enable_rpath" = yes ; then
3237 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3240 if test "$GCC" != yes; then
3241 cf_save_CFLAGS="$CFLAGS"
3242 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3244 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3245 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3247 CFLAGS="$cf_save_CFLAGS"
3248 CC_SHARED_OPTS=$cf_shared_opts
3249 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3251 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3254 (sysv5uw7*|unix_sv*)
3255 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3256 if test "$GCC" != yes; then
3257 CC_SHARED_OPTS='-KPIC'
3259 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3262 CC_SHARED_OPTS='unknown'
3263 MK_SHARED_LIB='echo unknown'
3267 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3268 case "$cf_cv_shlib_version" in
3270 case "$MK_SHARED_LIB" in
3272 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3275 AC_MSG_WARN(ignored --with-shlib-version)
3281 if test -n "$cf_try_cflags"
3283 cat > conftest.$ac_ext <<EOF
3284 #line __oline__ "${as_me:-configure}"
3286 int main(int argc, char *argv[[]])
3289 return (argv[[argc-1]] == 0) ;
3292 cf_save_CFLAGS="$CFLAGS"
3293 for cf_opt in $cf_try_cflags
3295 CFLAGS="$cf_save_CFLAGS -$cf_opt"
3296 AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
3297 if AC_TRY_EVAL(ac_compile); then
3299 cf_save_CFLAGS="$CFLAGS"
3304 CFLAGS="$cf_save_CFLAGS"
3308 # RPATH_LIST is a colon-separated list of directories
3309 test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
3310 test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
3312 test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
3314 CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
3315 CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB)
3317 AC_SUBST(CC_SHARED_OPTS)
3318 AC_SUBST(LD_RPATH_OPT)
3319 AC_SUBST(LD_SHARED_OPTS)
3320 AC_SUBST(MK_SHARED_LIB)
3321 AC_SUBST(RM_SHARED_OPTS)
3323 AC_SUBST(LINK_PROGS)
3324 AC_SUBST(LINK_TESTS)
3326 AC_SUBST(EXTRA_LDFLAGS)
3327 AC_SUBST(LOCAL_LDFLAGS)
3328 AC_SUBST(LOCAL_LDFLAGS2)
3330 AC_SUBST(INSTALL_LIB)
3331 AC_SUBST(RPATH_LIST)
3333 dnl ---------------------------------------------------------------------------
3334 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3335 dnl ----------------
3336 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3337 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3340 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3341 dnl If missing, use "rel".
3342 define([CF_SHARED_SONAME],
3344 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3345 if test "$cf_cv_shlib_version" = rel; then
3346 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3348 cf_cv_shared_soname='`basename $[@]`'
3351 dnl ---------------------------------------------------------------------------
3352 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3354 dnl Remove "-g" option from the compiler options
3355 AC_DEFUN([CF_STRIP_G_OPT],
3356 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3357 dnl ---------------------------------------------------------------------------
3358 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
3360 dnl Construct a search-list for a nonstandard header/lib-file
3361 dnl $1 = the variable to return as result
3362 dnl $2 = the package name
3363 dnl $3 = the subdirectory, e.g., bin, include or lib
3364 AC_DEFUN([CF_SUBDIR_PATH],
3368 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3370 for cf_subdir_prefix in \
3378 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
3381 dnl ---------------------------------------------------------------------------
3382 dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
3384 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3385 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3386 dnl but some packagers change this, breaking various applications.
3387 AC_DEFUN([CF_TERM_HEADER],[
3388 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3389 case ${cf_cv_ncurses_header} in
3390 (*/ncurses.h|*/ncursesw.h)
3391 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3394 cf_term_header=term.h
3398 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3400 AC_TRY_COMPILE([#include <stdio.h>
3401 #include <${cf_cv_ncurses_header:-curses.h}>
3403 ],[int x = auto_left_margin],[
3404 cf_cv_term_header="$cf_test"],[
3405 cf_cv_term_header=unknown
3407 test "$cf_cv_term_header" != unknown && break
3411 # Set definitions to allow ifdef'ing to accommodate subdirectories
3413 case $cf_cv_term_header in
3415 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
3419 case $cf_cv_term_header in
3421 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
3424 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
3428 dnl ---------------------------------------------------------------------------
3429 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
3431 dnl Define a top_builddir symbol, for applications that need an absolute path.
3432 AC_DEFUN([CF_TOP_BUILDDIR],
3434 top_builddir=ifelse($1,,`pwd`,$1)
3435 AC_SUBST(top_builddir)
3437 dnl ---------------------------------------------------------------------------
3438 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3439 dnl -------------------
3440 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3441 dnl can define it successfully.
3442 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3443 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3447 #include <sys/types.h>
3449 #ifndef _XOPEN_SOURCE
3452 [cf_cv_xopen_source=no],
3453 [cf_save="$CPPFLAGS"
3454 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3458 #include <sys/types.h>
3460 #ifdef _XOPEN_SOURCE
3463 [cf_cv_xopen_source=no],
3464 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3469 if test "$cf_cv_xopen_source" != no ; then
3470 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3471 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3472 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3473 CF_ADD_CFLAGS($cf_temp_xopen_source)
3476 dnl ---------------------------------------------------------------------------
3477 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3479 dnl Make an uppercase version of a variable
3480 dnl $1=uppercase($2)
3481 AC_DEFUN([CF_UPPER],
3483 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3485 dnl ---------------------------------------------------------------------------
3486 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
3488 dnl Check for multibyte support, and if not found, utf8 compatibility library
3489 AC_DEFUN([CF_UTF8_LIB],
3491 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3492 cf_save_LIBS="$LIBS"
3494 #include <stdlib.h>],[putwc(0,0);],
3495 [cf_cv_utf8_lib=yes],
3497 #include <libutf8.h>],[putwc(0,0);],utf8,
3498 [cf_cv_utf8_lib=add-on],
3499 [cf_cv_utf8_lib=no])
3502 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3504 if test "$cf_cv_utf8_lib" = "add-on" ; then
3505 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
3506 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3507 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3508 CF_ADD_LIBS($cf_cv_library_file_utf8)
3511 dnl ---------------------------------------------------------------------------
3512 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3514 dnl Use AC_VERBOSE w/o the warnings
3515 AC_DEFUN([CF_VERBOSE],
3516 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3519 dnl ---------------------------------------------------------------------------
3520 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3522 dnl Check for compiler-support for weak symbols.
3523 dnl This works with "recent" gcc.
3524 AC_DEFUN([CF_WEAK_SYMBOLS],[
3525 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3528 #include <stdio.h>],
3530 #if defined(__GNUC__)
3531 # if defined __USE_ISOC99
3532 # define _cat_pragma(exp) _Pragma(#exp)
3533 # define _weak_pragma(exp) _cat_pragma(weak name)
3535 # define _weak_pragma(exp)
3537 # define _declare(name) __extension__ extern __typeof__(name) name
3538 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3542 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3545 dnl ---------------------------------------------------------------------------
3546 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3547 dnl --------------------
3548 dnl Command-line option to specify the Ada95 compiler.
3549 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3550 AC_MSG_CHECKING(for ada-compiler)
3551 AC_ARG_WITH(ada-compiler,
3552 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3553 [cf_ada_compiler=$withval],
3554 [cf_ada_compiler=gnatmake])
3555 AC_SUBST(cf_ada_compiler)
3556 AC_MSG_RESULT($cf_ada_compiler)
3558 dnl ---------------------------------------------------------------------------
3559 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3560 dnl -------------------
3561 dnl Command-line option to specify where Ada includes will install.
3562 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3563 AC_MSG_CHECKING(for ada-include)
3564 CF_WITH_PATH(ada-include,
3565 [ --with-ada-include=DIR Ada includes are in DIR],
3567 PREFIX/share/ada/adainclude,
3568 [$]prefix/share/ada/adainclude)
3569 AC_SUBST(ADA_INCLUDE)
3570 AC_MSG_RESULT($ADA_INCLUDE)
3572 dnl ---------------------------------------------------------------------------
3573 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3574 dnl -------------------
3575 dnl Command-line option to specify where Ada objects will install.
3576 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3577 AC_MSG_CHECKING(for ada-objects)
3578 CF_WITH_PATH(ada-objects,
3579 [ --with-ada-objects=DIR Ada objects are in DIR],
3581 PREFIX/lib/ada/adalib,
3582 [$]prefix/lib/ada/adalib)
3583 AC_SUBST(ADA_OBJECTS)
3584 AC_MSG_RESULT($ADA_OBJECTS)
3586 dnl ---------------------------------------------------------------------------
3587 dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
3588 dnl ---------------------
3589 dnl Command-line option to specify if an Ada95 shared-library should be built,
3590 dnl and optionally what its soname should be.
3591 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3592 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3593 AC_ARG_WITH(ada-sharedlib,
3594 [ --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
3595 [with_ada_sharedlib=$withval],
3596 [with_ada_sharedlib=no])
3597 AC_MSG_RESULT($with_ada_sharedlib)
3599 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3600 MAKE_ADA_SHAREDLIB="#"
3602 if test "x$with_ada_sharedlib" != xno
3605 if test "x$with_ada_sharedlib" != xyes
3607 ADA_SHAREDLIB="$with_ada_sharedlib"
3611 AC_SUBST(ADA_SHAREDLIB)
3612 AC_SUBST(MAKE_ADA_SHAREDLIB)
3614 dnl ---------------------------------------------------------------------------
3615 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3616 dnl ------------------
3617 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3619 AC_DEFUN([CF_WITH_CURSES_DIR],[
3621 AC_MSG_CHECKING(for specific curses-directory)
3622 AC_ARG_WITH(curses-dir,
3623 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3624 [cf_cv_curses_dir=$withval],
3625 [cf_cv_curses_dir=no])
3626 AC_MSG_RESULT($cf_cv_curses_dir)
3628 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3630 CF_PATH_SYNTAX(withval)
3631 if test -d "$cf_cv_curses_dir"
3633 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3634 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3638 dnl ---------------------------------------------------------------------------
3639 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
3640 dnl ------------------
3641 dnl Allow the library-prefix to be overridden. OS/2 EMX originally had no
3642 dnl "lib" prefix, e.g., because it used the dll naming convention.
3644 dnl $1 = variable to set
3645 AC_DEFUN([CF_WITH_LIB_PREFIX],
3647 AC_MSG_CHECKING(if you want to have a library-prefix)
3648 AC_ARG_WITH(lib-prefix,
3649 [ --with-lib-prefix override library-prefix],
3650 [with_lib_prefix=$withval],
3651 [with_lib_prefix=auto])
3652 AC_MSG_RESULT($with_lib_prefix)
3654 if test $with_lib_prefix = auto
3657 elif test $with_lib_prefix = no
3661 LIB_PREFIX=$with_lib_prefix
3664 dnl ---------------------------------------------------------------------------
3665 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
3667 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3668 dnl defaulting to yes/no.
3670 dnl $1 = option name
3672 dnl $3 = environment variable to set
3673 dnl $4 = default value, shown in the help-message, must be a constant
3674 dnl $5 = default value, if it's an expression & cannot be in the help-message
3676 AC_DEFUN([CF_WITH_PATH],
3677 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3678 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3679 if ifelse([$5],,true,[test -n "$5"]) ; then
3680 CF_PATH_SYNTAX(withval)
3685 dnl ---------------------------------------------------------------------------
3686 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 10 updated: 2015/08/22 17:10:56
3687 dnl -------------------------
3688 dnl Allow the choice of the pkg-config library directory to be overridden.
3689 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
3693 AC_MSG_CHECKING(for pkg-config library directory)
3696 AC_MSG_CHECKING(for $PKG_CONFIG library directory)
3700 PKG_CONFIG_LIBDIR=no
3701 AC_ARG_WITH(pkg-config-libdir,
3702 [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
3703 [PKG_CONFIG_LIBDIR=$withval],
3704 [test "x$PKG_CONFIG" != xnone && PKG_CONFIG_LIBDIR=yes])
3706 case x$PKG_CONFIG_LIBDIR in
3710 # Look for the library directory using the same prefix as the executable
3711 if test "x$PKG_CONFIG" = xnone
3715 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
3718 # If you don't like using the default architecture, you have to specify the
3719 # intended library directory and corresponding compiler/linker options.
3721 # This case allows for Debian's 2014-flavor of multiarch, along with the
3722 # most common variations before that point. Some other variants spell the
3723 # directory differently, e.g., "pkg-config", and put it in unusual places.
3724 # pkg-config has always been poorly standardized, which is ironic...
3725 case x`(arch) 2>/dev/null` in
3728 $cf_path/lib/*64-linux-gnu \
3736 $cf_path/lib/*-linux-gnu \
3745 for cf_config in $cf_search_path
3747 CF_VERBOSE(checking $cf_config/pkgconfig)
3748 if test -d $cf_config/pkgconfig
3750 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
3751 AC_MSG_CHECKING(done)
3760 if test "x$PKG_CONFIG_LIBDIR" != xno ; then
3761 AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
3764 AC_SUBST(PKG_CONFIG_LIBDIR)
3766 dnl ---------------------------------------------------------------------------
3767 dnl CF_WITH_PTHREAD version: 7 updated: 2015/04/18 08:56:57
3769 dnl Check for POSIX thread library.
3770 AC_DEFUN([CF_WITH_PTHREAD],
3772 AC_MSG_CHECKING(if you want to link with the pthread library)
3773 AC_ARG_WITH(pthread,
3774 [ --with-pthread use POSIX thread library],
3775 [with_pthread=$withval],
3777 AC_MSG_RESULT($with_pthread)
3779 if test "$with_pthread" != no ; then
3780 AC_CHECK_HEADER(pthread.h,[
3781 AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
3783 for cf_lib_pthread in pthread c_r
3785 AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
3786 cf_save_LIBS="$LIBS"
3787 CF_ADD_LIB($cf_lib_pthread)
3789 #include <pthread.h>
3791 int rc = pthread_create(0,0,0,0);
3792 int r2 = pthread_mutexattr_settype(0, 0);
3793 ],[with_pthread=yes],[with_pthread=no])
3794 LIBS="$cf_save_LIBS"
3795 AC_MSG_RESULT($with_pthread)
3796 test "$with_pthread" = yes && break
3799 if test "$with_pthread" = yes ; then
3800 CF_ADD_LIB($cf_lib_pthread)
3801 AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
3803 AC_MSG_ERROR(Cannot link with pthread library)
3808 dnl ---------------------------------------------------------------------------
3809 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
3811 dnl For testing, override the derived host system-type which is used to decide
3812 dnl things such as the linker commands used to build shared libraries. This is
3813 dnl normally chosen automatically based on the type of system which you are
3814 dnl building on. We use it for testing the configure script.
3816 dnl This is different from the --host option: it is used only for testing parts
3817 dnl of the configure script which would not be reachable with --host since that
3818 dnl relies on the build environment being real, rather than mocked up.
3819 AC_DEFUN([CF_WITH_SYSTYPE],[
3820 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
3821 AC_ARG_WITH(system-type,
3822 [ --with-system-type=XXX test: override derived host system-type],
3823 [AC_MSG_WARN(overriding system type to $withval)
3824 cf_cv_system_name=$withval
3828 dnl ---------------------------------------------------------------------------
3829 dnl CF_XOPEN_SOURCE version: 50 updated: 2015/10/17 19:03:33
3831 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3832 dnl or adapt to the vendor's definitions to get equivalent functionality,
3833 dnl without losing the common non-POSIX features.
3836 dnl $1 is the nominal value for _XOPEN_SOURCE
3837 dnl $2 is the nominal value for _POSIX_C_SOURCE
3838 AC_DEFUN([CF_XOPEN_SOURCE],[
3839 AC_REQUIRE([AC_CANONICAL_HOST])
3841 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3842 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3847 cf_xopen_source="-D_ALL_SOURCE"
3853 cf_xopen_source="-D_APPLE_C_SOURCE"
3856 cf_xopen_source="-D_DARWIN_C_SOURCE"
3859 (freebsd*|dragonfly*)
3860 # 5.x headers associate
3861 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3862 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3863 cf_POSIX_C_SOURCE=200112L
3865 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3868 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3871 cf_xopen_source="-D_HPUX_SOURCE"
3874 cf_xopen_source="-D_SGI_SOURCE"
3877 (linux*|gnu*|mint*|k*bsd*-gnu)
3881 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3884 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3886 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3889 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3892 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3893 cf_xopen_source="-D_BSD_SOURCE"
3897 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3903 cf_xopen_source="-D_OSF_SOURCE"
3906 cf_xopen_source="-D_QNX_SOURCE"
3909 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3912 cf_xopen_source="-D__EXTENSIONS__"
3913 cf_cv_xopen_source=broken
3915 (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3921 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3925 if test -n "$cf_xopen_source" ; then
3926 CF_ADD_CFLAGS($cf_xopen_source,true)
3929 dnl In anything but the default case, we may have system-specific setting
3930 dnl which is still not guaranteed to provide all of the entrypoints that
3931 dnl _XOPEN_SOURCE would yield.
3932 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3933 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3934 AC_TRY_COMPILE([#include <stdlib.h>],[
3935 #ifndef _XOPEN_SOURCE
3938 [cf_XOPEN_SOURCE_set=yes],
3939 [cf_XOPEN_SOURCE_set=no])
3940 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3941 if test $cf_XOPEN_SOURCE_set = yes
3943 AC_TRY_COMPILE([#include <stdlib.h>],[
3944 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3947 [cf_XOPEN_SOURCE_set_ok=yes],
3948 [cf_XOPEN_SOURCE_set_ok=no])
3949 if test $cf_XOPEN_SOURCE_set_ok = no
3951 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)