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 1.116 2016/09/04 00:11:44 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 : ${BUILD_OBJEXT:='o'}
509 AC_SUBST(BUILD_CFLAGS)
510 AC_SUBST(BUILD_CPPFLAGS)
511 AC_SUBST(BUILD_LDFLAGS)
513 AC_SUBST(BUILD_EXEEXT)
514 AC_SUBST(BUILD_OBJEXT)
516 dnl ---------------------------------------------------------------------------
517 dnl CF_CC_ENV_FLAGS version: 6 updated: 2016/08/29 20:57:00
519 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
520 dnl into CC. This will not help with broken scripts that wrap the compiler
521 dnl with options, but eliminates a more common category of user confusion.
523 dnl In particular, it addresses the problem of being able to run the C
524 dnl preprocessor in a consistent manner.
526 dnl Caveat: this also disallows blanks in the pathname for the compiler, but
527 dnl the nuisance of having inconsistent settings for compiler and preprocessor
528 dnl outweighs that limitation.
529 AC_DEFUN([CF_CC_ENV_FLAGS],
531 # This should have been defined by AC_PROG_CC
534 AC_MSG_CHECKING(\$CC variable)
537 AC_MSG_RESULT(broken)
538 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
540 cf_flags=`echo "$CC" | sed -e 's/^.*[[ ]]\(-[[^ ]]\)/\1/'`
541 CC=`echo "$CC " | sed -e 's/[[ ]]-[[^ ]].*$//' -e 's/[[ ]]*$//'`
542 for cf_arg in $cf_flags
546 CF_ADD_CFLAGS($cf_flags)
553 CF_VERBOSE(resulting CC: '$CC')
554 CF_VERBOSE(resulting CFLAGS: '$CFLAGS')
555 CF_VERBOSE(resulting CPPFLAGS: '$CPPFLAGS')
562 dnl ---------------------------------------------------------------------------
563 dnl CF_CFG_DEFAULTS version: 11 updated: 2015/04/17 21:13:04
565 dnl Determine the default configuration into which we'll install ncurses. This
566 dnl can be overridden by the user's command-line options. There's two items to
568 dnl 1. the prefix (e.g., /usr)
569 dnl 2. the header files (e.g., /usr/include/ncurses)
570 dnl We'll look for a previous installation of ncurses and use the same defaults.
572 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
573 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
574 dnl programs from a vendor's.
575 AC_DEFUN([CF_CFG_DEFAULTS],
577 AC_MSG_CHECKING(for prefix)
578 if test "x$prefix" = "xNONE" ; then
579 case "$cf_cv_system_name" in
580 # non-vendor systems don't have a conflict
581 (openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
584 (*) prefix=$ac_default_prefix
588 AC_MSG_RESULT($prefix)
590 if test "x$prefix" = "xNONE" ; then
591 AC_MSG_CHECKING(for default include-directory)
592 test -n "$verbose" && echo 1>&AC_FD_MSG
595 $includedir/ncurses \
597 $prefix/include/ncurses \
599 /usr/local/include/ncurses \
603 cf_dir=`eval echo $cf_symbol`
604 if test -f $cf_dir/curses.h ; then
605 if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
606 includedir="$cf_symbol"
607 test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
611 test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
613 AC_MSG_RESULT($includedir)
616 dnl ---------------------------------------------------------------------------
617 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
619 dnl Check if we're accidentally using a cache from a different machine.
620 dnl Derive the system name, as a check for reusing the autoconf cache.
622 dnl If we've packaged config.guess and config.sub, run that (since it does a
623 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
624 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
625 dnl which is useful in cross-compiles.
627 dnl Note: we would use $ac_config_sub, but that is one of the places where
628 dnl autoconf 2.5x broke compatibility with autoconf 2.13
629 AC_DEFUN([CF_CHECK_CACHE],
631 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
632 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
633 system_name="$host_os"
635 system_name="`(uname -s -r) 2>/dev/null`"
636 if test -z "$system_name" ; then
637 system_name="`(hostname) 2>/dev/null`"
640 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
641 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
643 test -z "$system_name" && system_name="$cf_cv_system_name"
644 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
646 if test ".$system_name" != ".$cf_cv_system_name" ; then
647 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
648 AC_MSG_ERROR("Please remove config.cache and try again.")
651 dnl ---------------------------------------------------------------------------
652 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
653 dnl -----------------
654 dnl Check if the given compiler is really clang. clang's C driver defines
655 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
656 dnl not ignore some gcc options.
658 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
659 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
660 dnl the wrappers for gcc and g++ warnings.
662 dnl $1 = GCC (default) or GXX
663 dnl $2 = CLANG_COMPILER (default)
664 dnl $3 = CFLAGS (default) or CXXFLAGS
665 AC_DEFUN([CF_CLANG_COMPILER],[
666 ifelse([$2],,CLANG_COMPILER,[$2])=no
668 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
669 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
670 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
671 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
677 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
678 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
680 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
681 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
684 dnl ---------------------------------------------------------------------------
685 dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30
687 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
688 dnl variations of ncurses' installs.
690 dnl $1 = ncurses when looking for ncurses, or is empty
691 AC_DEFUN([CF_CURSES_HEADER],[
692 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
693 cf_cv_ncurses_header=none
695 ncurses.h ifelse($1,,,[$1/ncurses.h]) \
696 curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
698 AC_TRY_COMPILE([#include <${cf_header}>],
699 [initscr(); tgoto("?", 0,0)],
700 [cf_cv_ncurses_header=$cf_header; break],[])
704 if test "$cf_cv_ncurses_header" = none ; then
705 AC_MSG_ERROR(No curses header-files found)
708 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
709 AC_CHECK_HEADERS($cf_cv_ncurses_header)
711 dnl ---------------------------------------------------------------------------
712 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
714 dnl "dirname" is not portable, so we fake it with a shell script.
715 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
716 dnl ---------------------------------------------------------------------------
717 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
719 dnl You can always use "make -n" to see the actual options, but it's hard to
720 dnl pick out/analyze warning messages when the compile-line is long.
723 dnl ECHO_LT - symbol to control if libtool is verbose
724 dnl ECHO_LD - symbol to prefix "cc -o" lines
725 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
726 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
727 dnl ECHO_CC - symbol to put before any "cc" line
729 AC_DEFUN([CF_DISABLE_ECHO],[
730 AC_MSG_CHECKING(if you want to see long compiling messages)
732 [ --disable-echo do not display "compiling" commands],
735 ECHO_LD='@echo linking [$]@;'
736 RULE_CC='@echo compiling [$]<'
737 SHOW_CC='@echo compiling [$]@'
746 AC_MSG_RESULT($enableval)
753 dnl ---------------------------------------------------------------------------
754 dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00
755 dnl ------------------------
756 AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[
757 AC_MSG_CHECKING(if we want to use GNAT projects)
758 CF_ARG_DISABLE(gnat-projects,
759 [ --disable-gnat-projects test: disable GNAT projects even if usable],
760 [enable_gnat_projects=no],
761 [enable_gnat_projects=yes])
762 AC_MSG_RESULT($enable_gnat_projects)
764 dnl ---------------------------------------------------------------------------
765 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
767 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
768 dnl prefer a standard location, and use -L options only if we do not find the
769 dnl library in the standard library location(s).
770 dnl $1 = library name
771 dnl $2 = library class, usually the same as library name
773 dnl $4 = code fragment to compile/link
774 dnl $5 = corresponding function-name
775 dnl $6 = flag, nonnull if failure should not cause an error-exit
777 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
778 dnl to use a -L option.
779 AC_DEFUN([CF_FIND_LIBRARY],
781 eval 'cf_cv_have_lib_'$1'=no'
784 eval 'cf_cv_have_lib_'$1'=yes',[
786 AC_MSG_CHECKING(for $5 in -l$1)
788 AC_TRY_LINK([$3],[$4],
790 eval 'cf_cv_have_lib_'$1'=yes'
793 CF_LIBRARY_PATH(cf_search,$2)
794 for cf_libdir in $cf_search
796 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
797 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
798 AC_TRY_LINK([$3],[$4],
800 eval 'cf_cv_have_lib_'$1'=yes'
803 LIBS="$cf_save_LIBS"])
807 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
809 if test $cf_found_library = no ; then
810 AC_MSG_ERROR(Cannot link $1 library)
814 dnl ---------------------------------------------------------------------------
815 dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57
817 dnl Find a library (specifically the linkage used in the code fragment),
818 dnl searching for it if it is not already in the library path.
819 dnl See also CF_ADD_SEARCHPATH.
821 dnl Parameters (4-on are optional):
822 dnl $1 = headers for library entrypoint
823 dnl $2 = code fragment for library entrypoint
824 dnl $3 = the library name without the "-l" option or ".so" suffix.
825 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
826 dnl $5 = action to perform if not successful
827 dnl $6 = module name, if not the same as the library name
828 dnl $7 = extra libraries
830 dnl Sets these variables:
831 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
832 dnl $cf_cv_header_path_$3 - include-directory if needed
833 dnl $cf_cv_library_path_$3 - library-directory if needed
834 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
835 AC_DEFUN([CF_FIND_LINKAGE],[
837 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
838 # will be set on completion of the AC_TRY_LINK below.
839 cf_cv_header_path_$3=
840 cf_cv_library_path_$3=
842 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
846 AC_TRY_LINK([$1],[$2],[
847 cf_cv_find_linkage_$3=yes
848 cf_cv_header_path_$3=/usr/include
849 cf_cv_library_path_$3=/usr/lib
852 LIBS="-l$3 $7 $cf_save_LIBS"
854 AC_TRY_LINK([$1],[$2],[
855 cf_cv_find_linkage_$3=yes
856 cf_cv_header_path_$3=/usr/include
857 cf_cv_library_path_$3=/usr/lib
858 cf_cv_library_file_$3="-l$3"
860 cf_cv_find_linkage_$3=no
863 CF_VERBOSE(find linkage for $3 library)
864 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
866 cf_save_CPPFLAGS="$CPPFLAGS"
867 cf_test_CPPFLAGS="$CPPFLAGS"
869 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
870 for cf_cv_header_path_$3 in $cf_search
872 if test -d $cf_cv_header_path_$3 ; then
873 CF_VERBOSE(... testing $cf_cv_header_path_$3)
874 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
875 AC_TRY_COMPILE([$1],[$2],[
876 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
877 cf_cv_find_linkage_$3=maybe
878 cf_test_CPPFLAGS="$CPPFLAGS"
880 CPPFLAGS="$cf_save_CPPFLAGS"
885 if test "$cf_cv_find_linkage_$3" = maybe ; then
887 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
890 cf_save_LDFLAGS="$LDFLAGS"
893 CPPFLAGS="$cf_test_CPPFLAGS"
894 LIBS="-l$3 $7 $cf_save_LIBS"
895 AC_TRY_LINK([$1],[$2],[
896 CF_VERBOSE(... found $3 library in system)
897 cf_cv_find_linkage_$3=yes])
898 CPPFLAGS="$cf_save_CPPFLAGS"
902 if test "$cf_cv_find_linkage_$3" != yes ; then
903 CF_LIBRARY_PATH(cf_search,$3)
904 for cf_cv_library_path_$3 in $cf_search
906 if test -d $cf_cv_library_path_$3 ; then
907 CF_VERBOSE(... testing $cf_cv_library_path_$3)
908 CPPFLAGS="$cf_test_CPPFLAGS"
909 LIBS="-l$3 $7 $cf_save_LIBS"
910 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
911 AC_TRY_LINK([$1],[$2],[
912 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
913 cf_cv_find_linkage_$3=yes
914 cf_cv_library_file_$3="-l$3"
916 CPPFLAGS="$cf_save_CPPFLAGS"
918 LDFLAGS="$cf_save_LDFLAGS"
922 CPPFLAGS="$cf_save_CPPFLAGS"
923 LDFLAGS="$cf_save_LDFLAGS"
927 cf_cv_find_linkage_$3=no
934 if test "$cf_cv_find_linkage_$3" = yes ; then
936 CF_ADD_INCDIR($cf_cv_header_path_$3)
937 CF_ADD_LIBDIR($cf_cv_library_path_$3)
941 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
944 dnl ---------------------------------------------------------------------------
945 dnl CF_FIXUP_ADAFLAGS version: 2 updated: 2015/04/17 21:13:04
946 dnl -----------------
947 dnl make ADAFLAGS consistent with CFLAGS
948 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
949 AC_MSG_CHECKING(optimization options for ADAFLAGS)
957 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[ ]].*//'`
958 CF_ADD_ADAFLAGS($cf_O_flag)
961 AC_MSG_RESULT($ADAFLAGS)
963 dnl ---------------------------------------------------------------------------
964 dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
965 dnl -----------------
966 dnl Test for availability of useful gcc __attribute__ directives to quiet
967 dnl compiler warnings. Though useful, not all are supported -- and contrary
968 dnl to documentation, unrecognized directives cause older compilers to barf.
969 AC_DEFUN([CF_GCC_ATTRIBUTES],
973 cat > conftest.i <<EOF
981 #define GCC_NORETURN /* nothing */
984 #define GCC_UNUSED /* nothing */
989 AC_CHECKING([for $CC __attribute__ directives])
990 cat > conftest.$ac_ext <<EOF
991 #line __oline__ "${as_me:-configure}"
992 #include "confdefs.h"
993 #include "conftest.h"
994 #include "conftest.i"
996 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
998 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1001 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1003 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1005 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1006 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1007 extern void foo(void) GCC_NORETURN;
1008 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1010 cf_printf_attribute=no
1011 cf_scanf_attribute=no
1012 for cf_attribute in scanf printf unused noreturn
1014 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1015 cf_directive="__attribute__(($cf_attribute))"
1016 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1018 case $cf_attribute in
1020 cf_printf_attribute=yes
1021 cat >conftest.h <<EOF
1022 #define GCC_$cf_ATTRIBUTE 1
1026 cf_scanf_attribute=yes
1027 cat >conftest.h <<EOF
1028 #define GCC_$cf_ATTRIBUTE 1
1032 cat >conftest.h <<EOF
1033 #define GCC_$cf_ATTRIBUTE $cf_directive
1038 if AC_TRY_EVAL(ac_compile); then
1039 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1040 cat conftest.h >>confdefs.h
1041 case $cf_attribute in
1043 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1046 cf_value='/* nothing */'
1047 if test "$cf_printf_attribute" != no ; then
1048 cf_value='__attribute__((format(printf,fmt,var)))'
1049 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1051 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1054 cf_value='/* nothing */'
1055 if test "$cf_scanf_attribute" != no ; then
1056 cf_value='__attribute__((format(scanf,fmt,var)))'
1057 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1059 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1062 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1068 fgrep define conftest.i >>confdefs.h
1073 dnl ---------------------------------------------------------------------------
1074 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1076 dnl Find version of gcc
1077 AC_DEFUN([CF_GCC_VERSION],[
1078 AC_REQUIRE([AC_PROG_CC])
1080 if test "$GCC" = yes ; then
1081 AC_MSG_CHECKING(version of $CC)
1082 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1083 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1084 AC_MSG_RESULT($GCC_VERSION)
1087 dnl ---------------------------------------------------------------------------
1088 dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00
1090 dnl Check if the compiler supports useful warning options. There's a few that
1091 dnl we don't use, simply because they're too noisy:
1093 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1094 dnl -Wredundant-decls (system headers make this too noisy)
1095 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1096 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1097 dnl is enabled for ncurses using "--enable-const".
1101 dnl $1 is an optional list of gcc warning flags that a particular
1102 dnl application might want to use, e.g., "no-unused" for
1105 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1107 AC_DEFUN([CF_GCC_WARNINGS],
1109 AC_REQUIRE([CF_GCC_VERSION])
1110 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1111 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1113 cat > conftest.$ac_ext <<EOF
1114 #line __oline__ "${as_me:-configure}"
1115 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1118 if test "$INTEL_COMPILER" = yes
1120 # The "-wdXXX" options suppress warnings:
1121 # remark #1419: external declaration in primary source file
1122 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1123 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1124 # remark #193: zero used for undefined preprocessing identifier
1125 # remark #593: variable "curs_sb_left_arrow" was set but never used
1126 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1127 # remark #869: parameter "tw" was never referenced
1128 # remark #981: operands are evaluated in unspecified order
1129 # warning #279: controlling expression is constant
1131 AC_CHECKING([for $CC warning options])
1132 cf_save_CFLAGS="$CFLAGS"
1133 EXTRA_CFLAGS="-Wall"
1145 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1146 if AC_TRY_EVAL(ac_compile); then
1147 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1148 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1151 CFLAGS="$cf_save_CFLAGS"
1153 elif test "$GCC" = yes
1155 AC_CHECKING([for $CC warning options])
1156 cf_save_CFLAGS="$CFLAGS"
1159 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1160 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1161 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1162 for cf_opt in W Wall \
1163 Wbad-function-cast \
1166 Wdeclaration-after-statement \
1169 Wmissing-declarations \
1170 Wmissing-prototypes \
1174 Wstrict-prototypes \
1175 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1177 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1178 if AC_TRY_EVAL(ac_compile); then
1179 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1182 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1185 case $GCC_VERSION in
1187 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1192 case $GCC_VERSION in
1194 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1199 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1202 CFLAGS="$cf_save_CFLAGS"
1206 AC_SUBST(EXTRA_CFLAGS)
1208 dnl ---------------------------------------------------------------------------
1209 dnl CF_GNATPREP_OPT_T version: 1 updated: 2014/08/02 18:37:25
1210 dnl -----------------
1211 AC_DEFUN([CF_GNATPREP_OPT_T],[
1212 AC_CACHE_CHECK(if GNATPREP supports -T option,cf_cv_gnatprep_opt_t,[
1213 cf_cv_gnatprep_opt_t=no
1214 gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes
1216 test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
1217 AC_SUBST(GNATPREP_OPTS)
1219 dnl ---------------------------------------------------------------------------
1220 dnl CF_GNAT_GENERICS version: 3 updated: 2015/04/17 21:13:04
1221 dnl ----------------
1222 AC_DEFUN([CF_GNAT_GENERICS],
1224 AC_REQUIRE([CF_GNAT_VERSION])
1226 AC_MSG_CHECKING(if GNAT supports generics)
1227 case $cf_gnat_version in
1228 (3.[[1-9]]*|[[4-9]].*)
1229 cf_gnat_generics=yes
1235 AC_MSG_RESULT($cf_gnat_generics)
1237 if test "$cf_gnat_generics" = yes
1239 cf_compile_generics=generics
1240 cf_generic_objects="\${GENOBJS}"
1242 cf_compile_generics=
1246 AC_SUBST(cf_compile_generics)
1247 AC_SUBST(cf_generic_objects)
1249 dnl ---------------------------------------------------------------------------
1250 dnl CF_GNAT_PROJECTS version: 8 updated: 2015/04/17 21:13:04
1251 dnl ----------------
1252 dnl GNAT projects are configured with ".gpr" project files.
1253 dnl GNAT libraries are a further development, using the project feature.
1254 AC_DEFUN([CF_GNAT_PROJECTS],
1256 AC_REQUIRE([CF_GNAT_VERSION])
1257 AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
1259 cf_gnat_libraries=no
1262 if test "$enable_gnat_projects" != no ; then
1263 AC_MSG_CHECKING(if GNAT supports project files)
1264 case $cf_gnat_version in
1268 case $cf_cv_system_name in
1272 mkdir conftest.src conftest.bin conftest.lib
1274 rm -rf conftest* *~conftest*
1275 cat >>library.gpr <<CF_EOF
1277 Kind := External ("LIB_KIND");
1278 for Library_Name use "ConfTest";
1279 for Object_Dir use ".";
1280 for Library_ALI_Dir use External("LIBRARY_DIR");
1281 for Library_Version use External ("SONAME");
1282 for Library_Kind use Kind;
1283 for Library_Dir use External("BUILD_DIR");
1284 Source_Dir := External ("SOURCE_DIR");
1285 for Source_Dirs use (Source_Dir);
1288 cat >>confpackage.ads <<CF_EOF
1289 package ConfPackage is
1293 cat >>confpackage.adb <<CF_EOF
1295 package body ConfPackage is
1296 procedure conftest is
1298 Text_IO.Put ("Hello World");
1303 if ( $cf_ada_make $ADAFLAGS \
1305 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1306 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1307 -XSOURCE_DIR=`pwd` \
1308 -XSONAME=libConfTest.so.1 \
1309 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1310 cf_gnat_projects=yes
1313 if test -f conftest.lib/confpackage.ali
1315 cf_gnat_libraries=yes
1317 rm -rf conftest* *~conftest*
1322 AC_MSG_RESULT($cf_gnat_projects)
1323 fi # enable_gnat_projects
1325 if test $cf_gnat_projects = yes
1327 AC_MSG_CHECKING(if GNAT supports libraries)
1328 AC_MSG_RESULT($cf_gnat_libraries)
1331 if test "$cf_gnat_projects" = yes
1333 USE_OLD_MAKERULES="#"
1334 USE_GNAT_PROJECTS=""
1336 USE_OLD_MAKERULES=""
1337 USE_GNAT_PROJECTS="#"
1340 if test "$cf_gnat_libraries" = yes
1342 USE_GNAT_LIBRARIES=""
1344 USE_GNAT_LIBRARIES="#"
1347 AC_SUBST(USE_OLD_MAKERULES)
1348 AC_SUBST(USE_GNAT_PROJECTS)
1349 AC_SUBST(USE_GNAT_LIBRARIES)
1351 dnl ---------------------------------------------------------------------------
1352 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1354 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1355 dnl is noted that gnat may compile a tasking unit even for configurations which
1356 dnl fail at runtime.
1357 AC_DEFUN([CF_GNAT_SIGINT],[
1358 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1359 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1363 pragma Warnings (Off); -- the next pragma exists since 3.11p
1364 pragma Unreserve_All_Interrupts;
1365 pragma Warnings (On);
1367 protected Process is
1369 function Continue return Boolean;
1370 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1372 Done : Boolean := False;
1376 [package body ConfTest is
1377 protected body Process is
1382 function Continue return Boolean is
1388 [cf_cv_gnat_sigint=yes],
1389 [cf_cv_gnat_sigint=no])])
1391 if test $cf_cv_gnat_sigint = yes ; then
1396 AC_SUBST(USE_GNAT_SIGINT)
1398 dnl ---------------------------------------------------------------------------
1399 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1400 dnl ----------------
1401 dnl Verify that a test program compiles/links with GNAT.
1402 dnl $cf_ada_make is set to the program that compiles/links
1403 dnl $ADAFLAGS may be set to the GNAT flags.
1405 dnl $1 is the text of the spec
1406 dnl $2 is the text of the body
1407 dnl $3 is the shell command to execute if successful
1408 dnl $4 is the shell command to execute if not successful
1409 AC_DEFUN([CF_GNAT_TRY_LINK],
1411 rm -rf conftest* *~conftest*
1412 cat >>conftest.ads <<CF_EOF
1415 cat >>conftest.adb <<CF_EOF
1418 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1419 ifelse($3,, :,[ $3])
1423 rm -rf conftest* *~conftest*
1425 dnl ---------------------------------------------------------------------------
1426 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1428 dnl Verify that a test program compiles and runs with GNAT
1429 dnl $cf_ada_make is set to the program that compiles/links
1430 dnl $ADAFLAGS may be set to the GNAT flags.
1432 dnl $1 is the text of the spec
1433 dnl $2 is the text of the body
1434 dnl $3 is the shell command to execute if successful
1435 dnl $4 is the shell command to execute if not successful
1436 AC_DEFUN([CF_GNAT_TRY_RUN],
1438 rm -rf conftest* *~conftest*
1439 cat >>conftest.ads <<CF_EOF
1442 cat >>conftest.adb <<CF_EOF
1445 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1446 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1447 ifelse($3,, :,[ $3])
1454 rm -rf conftest* *~conftest*
1456 dnl ---------------------------------------------------------------------------
1457 dnl CF_GNAT_VERSION version: 20 updated: 2015/04/18 08:56:57
1459 dnl Verify version of GNAT.
1460 AC_DEFUN([CF_GNAT_VERSION],
1462 AC_MSG_CHECKING(for gnat version)
1463 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1464 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1465 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1466 AC_MSG_RESULT($cf_gnat_version)
1468 case $cf_gnat_version in
1469 (3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]])
1470 cf_cv_prog_gnat_correct=yes
1473 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1474 cf_cv_prog_gnat_correct=no
1478 dnl ---------------------------------------------------------------------------
1479 dnl CF_GNU_SOURCE version: 7 updated: 2016/08/05 05:15:37
1481 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1482 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1483 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1484 dnl since it is interwoven with GNU extensions.
1486 dnl Well, yes we could work around it...
1487 AC_DEFUN([CF_GNU_SOURCE],
1489 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1490 AC_TRY_COMPILE([#include <sys/types.h>],[
1491 #ifndef _XOPEN_SOURCE
1494 [cf_cv_gnu_source=no],
1495 [cf_save="$CPPFLAGS"
1496 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1497 AC_TRY_COMPILE([#include <sys/types.h>],[
1498 #ifdef _XOPEN_SOURCE
1501 [cf_cv_gnu_source=no],
1502 [cf_cv_gnu_source=yes])
1507 if test "$cf_cv_gnu_source" = yes
1509 AC_CACHE_CHECK(if we should also define _DEFAULT_SOURCE,cf_cv_default_source,[
1510 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1511 AC_TRY_COMPILE([#include <sys/types.h>],[
1512 #ifdef _DEFAULT_SOURCE
1515 [cf_cv_default_source=no],
1516 [cf_cv_default_source=yes])
1518 test "$cf_cv_default_source" = yes && CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE"
1521 dnl ---------------------------------------------------------------------------
1522 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
1524 dnl Construct a search-list of directories for a nonstandard header-file
1527 dnl $1 = the variable to return as result
1528 dnl $2 = the package name
1529 AC_DEFUN([CF_HEADER_PATH],
1533 # collect the current set of include-directories from compiler flags
1534 cf_header_path_list=""
1535 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1536 for cf_header_path in $CPPFLAGS $CFLAGS
1538 case $cf_header_path in
1540 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1541 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1542 cf_header_path_list="$cf_header_path_list [$]$1"
1548 # add the variations for the package we are looking for
1549 CF_SUBDIR_PATH($1,$2,include)
1551 test "$includedir" != NONE && \
1552 test "$includedir" != "/usr/include" && \
1553 test -d "$includedir" && {
1554 test -d $includedir && $1="[$]$1 $includedir"
1555 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1558 test "$oldincludedir" != NONE && \
1559 test "$oldincludedir" != "/usr/include" && \
1560 test -d "$oldincludedir" && {
1561 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1562 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1565 $1="[$]$1 $cf_header_path_list"
1567 dnl ---------------------------------------------------------------------------
1568 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1570 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1571 AC_DEFUN([CF_HELP_MESSAGE],
1572 [AC_DIVERT_HELP([$1])dnl
1574 dnl ---------------------------------------------------------------------------
1575 dnl CF_INCLUDE_DIRS version: 10 updated: 2014/09/19 20:58:42
1577 dnl Construct the list of include-options according to whether we're building
1578 dnl in the source directory or using '--srcdir=DIR' option.
1579 AC_DEFUN([CF_INCLUDE_DIRS],
1581 if test "$srcdir" != "."; then
1582 CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
1584 CPPFLAGS="-I../include $CPPFLAGS"
1585 if test "$srcdir" != "."; then
1586 CPPFLAGS="-I\${srcdir} $CPPFLAGS"
1588 CPPFLAGS="-I. $CPPFLAGS"
1591 dnl ---------------------------------------------------------------------------
1592 dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
1593 dnl -----------------
1594 dnl Check if the given compiler is really the Intel compiler for Linux. It
1595 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1596 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1598 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1599 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1600 dnl the wrappers for gcc and g++ warnings.
1602 dnl $1 = GCC (default) or GXX
1603 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1604 dnl $3 = CFLAGS (default) or CXXFLAGS
1605 AC_DEFUN([CF_INTEL_COMPILER],[
1606 AC_REQUIRE([AC_CANONICAL_HOST])
1607 ifelse([$2],,INTEL_COMPILER,[$2])=no
1609 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1612 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1613 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1614 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1616 #ifdef __INTEL_COMPILER
1620 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1621 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1623 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1624 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1629 dnl ---------------------------------------------------------------------------
1630 dnl CF_LARGEFILE version: 9 updated: 2015/04/18 08:56:57
1632 dnl Add checks for large file support.
1633 AC_DEFUN([CF_LARGEFILE],[
1634 ifdef([AC_FUNC_FSEEKO],[
1636 if test "$enable_largefile" != no ; then
1639 # Normally we would collect these definitions in the config.h,
1640 # but (like _XOPEN_SOURCE), some environments rely on having these
1641 # defined before any of the system headers are included. Another
1642 # case comes up with C++, e.g., on AIX the compiler compiles the
1643 # header files by themselves before looking at the body files it is
1644 # told to compile. For ncurses, those header files do not include
1646 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1647 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1648 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1650 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1652 #include <sys/types.h>
1655 /* if transitional largefile support is setup, this is true */
1656 extern struct dirent64 * readdir(DIR *);
1657 struct dirent64 *x = readdir((DIR *)0);
1658 struct dirent *y = readdir((DIR *)0);
1661 [cf_cv_struct_dirent64=yes],
1662 [cf_cv_struct_dirent64=no])
1664 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
1668 dnl ---------------------------------------------------------------------------
1669 dnl CF_LD_RPATH_OPT version: 7 updated: 2016/02/20 18:01:19
1671 dnl For the given system and compiler, find the compiler flags to pass to the
1672 dnl loader to use the "rpath" feature.
1673 AC_DEFUN([CF_LD_RPATH_OPT],
1675 AC_REQUIRE([CF_CHECK_CACHE])
1678 AC_MSG_CHECKING(for an rpath option)
1679 case $cf_cv_system_name in
1681 if test "$GCC" = yes; then
1682 LD_RPATH_OPT="-Wl,-rpath,"
1684 LD_RPATH_OPT="-rpath "
1687 (linux*|gnu*|k*bsd*-gnu|freebsd*)
1688 LD_RPATH_OPT="-Wl,-rpath,"
1690 (openbsd[[2-9]].*|mirbsd*)
1691 LD_RPATH_OPT="-Wl,-rpath,"
1694 LD_RPATH_OPT="-rpath "
1697 LD_RPATH_OPT="-Wl,-rpath,"
1700 LD_RPATH_OPT="-rpath "
1708 AC_MSG_RESULT($LD_RPATH_OPT)
1710 case "x$LD_RPATH_OPT" in
1712 AC_MSG_CHECKING(if we need a space after rpath option)
1713 cf_save_LIBS="$LIBS"
1714 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1715 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1716 LIBS="$cf_save_LIBS"
1717 AC_MSG_RESULT($cf_rpath_space)
1718 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1722 dnl ---------------------------------------------------------------------------
1723 dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
1725 dnl Construct a search-list of directories for a nonstandard library-file
1728 dnl $1 = the variable to return as result
1729 dnl $2 = the package name
1730 AC_DEFUN([CF_LIBRARY_PATH],
1733 cf_library_path_list=""
1734 if test -n "${LDFLAGS}${LIBS}" ; then
1735 for cf_library_path in $LDFLAGS $LIBS
1737 case $cf_library_path in
1739 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1740 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1741 cf_library_path_list="$cf_library_path_list [$]$1"
1747 CF_SUBDIR_PATH($1,$2,lib)
1749 $1="$cf_library_path_list [$]$1"
1751 dnl ---------------------------------------------------------------------------
1752 dnl CF_LIB_PREFIX version: 12 updated: 2015/10/17 19:03:33
1754 dnl Compute the library-prefix for the given host system
1755 dnl $1 = variable to set
1756 define([CF_LIB_PREFIX],
1758 case $cf_cv_system_name in
1760 if test "$DFT_LWR_MODEL" = libtool; then
1766 (*) LIB_PREFIX='lib'
1769 ifelse($1,,,[$1=$LIB_PREFIX])
1770 AC_SUBST(LIB_PREFIX)
1772 dnl ---------------------------------------------------------------------------
1773 dnl CF_LIB_SUFFIX version: 25 updated: 2015/04/17 21:13:04
1775 dnl Compute the library file-suffix from the given model name
1777 dnl $2 = variable to set (the nominal library suffix)
1778 dnl $3 = dependency variable to set (actual filename)
1779 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1780 AC_DEFUN([CF_LIB_SUFFIX],
1796 case $cf_cv_system_name in
1801 (cygwin*|msys*|mingw*)
1832 if test -n "${LIB_SUFFIX}${EXTRA_SUFFIX}"
1834 $2="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$2}"
1835 $3="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$3}"
1838 dnl ---------------------------------------------------------------------------
1839 dnl CF_LIB_TYPE version: 5 updated: 2015/04/17 21:13:04
1841 dnl Compute the string to append to -library from the given model name
1843 dnl $2 = variable to set
1844 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1845 AC_DEFUN([CF_LIB_TYPE],
1851 (profile) $2='_p' ;;
1854 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1856 dnl ---------------------------------------------------------------------------
1857 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
1858 dnl ----------------
1859 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1860 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1861 dnl have to provide wrappers for global tables to ensure they're linked
1863 AC_DEFUN([CF_LINK_DATAONLY],
1865 AC_MSG_CHECKING([if data-only library module links])
1866 AC_CACHE_VAL(cf_cv_link_dataonly,[
1868 cat >conftest.$ac_ext <<EOF
1869 #line __oline__ "configure"
1870 int testdata[[3]] = { 123, 456, 789 };
1872 if AC_TRY_EVAL(ac_compile) ; then
1873 mv conftest.o data.o && \
1874 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1876 rm -f conftest.$ac_ext data.o
1877 cat >conftest.$ac_ext <<EOF
1878 #line __oline__ "configure"
1882 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1884 extern int testdata[[3]];
1885 return testdata[[0]] == 123
1886 && testdata[[1]] == 456
1887 && testdata[[2]] == 789;
1891 if AC_TRY_EVAL(ac_compile); then
1892 mv conftest.o func.o && \
1893 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1895 rm -f conftest.$ac_ext func.o
1896 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1898 LIBS="conftest.a $LIBS"
1902 extern int testfunc();
1903 ${cf_cv_main_return:-return} (!testfunc());
1906 [cf_cv_link_dataonly=yes],
1907 [cf_cv_link_dataonly=no],
1908 [cf_cv_link_dataonly=unknown])
1911 AC_MSG_RESULT($cf_cv_link_dataonly)
1913 if test "$cf_cv_link_dataonly" = no ; then
1914 AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
1919 dnl ---------------------------------------------------------------------------
1920 dnl CF_MAKEFLAGS version: 17 updated: 2015/08/05 20:44:28
1922 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1923 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1924 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1925 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1926 AC_DEFUN([CF_MAKEFLAGS],
1928 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1930 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1932 cat >cf_makeflags.tmp <<CF_EOF
1935 @ echo '.$cf_option'
1937 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1938 case "$cf_result" in
1940 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1941 case "$cf_result" in
1942 (.*CC=*) cf_cv_makeflags=
1944 (*) cf_cv_makeflags=$cf_option
1950 (*) echo "given option \"$cf_option\", no match \"$cf_result\""
1954 rm -f cf_makeflags.tmp
1957 AC_SUBST(cf_cv_makeflags)
1959 dnl ---------------------------------------------------------------------------
1960 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1962 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1963 dnl a monocase filesystem.
1964 AC_DEFUN([CF_MAKE_TAGS],[
1965 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1967 AC_CHECK_PROGS(CTAGS, exctags ctags)
1968 AC_CHECK_PROGS(ETAGS, exetags etags)
1970 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1972 if test "$cf_cv_mixedcase" = yes ; then
1973 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1978 if test "$MAKE_UPPER_TAGS" = yes ; then
1984 if test "$MAKE_LOWER_TAGS" = yes ; then
1993 AC_SUBST(MAKE_UPPER_TAGS)
1994 AC_SUBST(MAKE_LOWER_TAGS)
1996 dnl ---------------------------------------------------------------------------
1997 dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
1998 dnl ----------------------
1999 dnl Check if the file-system supports mixed-case filenames. If we're able to
2000 dnl create a lowercase name and see it as uppercase, it doesn't support that.
2001 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
2003 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
2004 if test "$cross_compiling" = yes ; then
2005 case $target_alias in
2006 (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
2014 rm -f conftest CONFTEST
2016 if test -f CONFTEST ; then
2021 rm -f conftest CONFTEST
2024 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
2026 dnl ---------------------------------------------------------------------------
2027 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
2029 dnl Check for a working mkstemp. This creates two files, checks that they are
2030 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2031 AC_DEFUN([CF_MKSTEMP],[
2032 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2035 #include <sys/types.h>
2039 #include <sys/stat.h>
2042 char *tmpl = "conftestXXXXXX";
2050 for (n = 0; n < 2; ++n) {
2051 strcpy(name[n], tmpl);
2052 if ((fd = mkstemp(name[n])) >= 0) {
2053 if (!strcmp(name[n], tmpl)
2054 || stat(name[n], &sb) != 0
2055 || (sb.st_mode & S_IFMT) != S_IFREG
2056 || (sb.st_mode & 077) != 0) {
2063 && !strcmp(name[0], name[1]))
2065 ${cf_cv_main_return:-return}(result);
2067 ],[cf_cv_func_mkstemp=yes
2068 ],[cf_cv_func_mkstemp=no
2069 ],[cf_cv_func_mkstemp=maybe])
2071 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
2072 AC_CHECK_FUNC(mkstemp)
2074 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2075 AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
2078 dnl ---------------------------------------------------------------------------
2079 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2081 dnl Write a debug message to config.log, along with the line number in the
2082 dnl configure script.
2083 AC_DEFUN([CF_MSG_LOG],[
2084 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2086 dnl ---------------------------------------------------------------------------
2087 dnl CF_NCURSES_ADDON version: 5 updated: 2015/04/26 18:06:58
2088 dnl ----------------
2089 dnl Configure an ncurses add-on, built outside the ncurses tree.
2090 AC_DEFUN([CF_NCURSES_ADDON],[
2091 AC_REQUIRE([CF_NCURSES_CONFIG])
2093 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2095 AC_MSG_CHECKING(if you want wide-character code)
2096 AC_ARG_ENABLE(widec,
2097 [ --enable-widec compile with wide-char/UTF-8 code],
2098 [with_widec=$enableval],
2100 AC_MSG_RESULT($with_widec)
2101 if test "$with_widec" = yes ; then
2103 CF_NCURSES_CONFIG(ncursesw)
2105 CF_NCURSES_CONFIG(ncurses)
2108 if test "$NCURSES_CONFIG_PKG" != none ; then
2109 cf_version=`$PKG_CONFIG --modversion $NCURSES_CONFIG_PKG 2>/dev/null`
2111 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2112 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2113 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2115 cf_cv_abi_version=`$PKG_CONFIG --variable=abi_version $NCURSES_CONFIG_PKG 2>/dev/null`
2116 if test -z "$cf_cv_abi_version"
2118 cf_cv_abi_version=`$PKG_CONFIG --variable=major_version $NCURSES_CONFIG_PKG 2>/dev/null`
2121 elif test "$NCURSES_CONFIG" != none ; then
2123 cf_version=`$NCURSES_CONFIG --version 2>/dev/null`
2125 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2126 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2127 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2129 # ABI version is not available from headers
2130 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version 2>/dev/null`
2134 for cf_name in MAJOR MINOR PATCH
2136 cat >conftest.$ac_ext <<CF_EOF
2137 #include <${cf_cv_ncurses_header:-curses.h}>
2138 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2140 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2142 if test -f conftest.out ; then
2143 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2144 eval NCURSES_$cf_name=\"$cf_result\"
2145 # cat conftest.$ac_ext
2150 cf_cv_abi_version=${NCURSES_MAJOR}
2154 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2156 dnl Show the computed version, for logging
2157 cf_cv_timestamp=`date`
2159 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2161 dnl We need these values in the generated headers
2162 AC_SUBST(NCURSES_MAJOR)
2163 AC_SUBST(NCURSES_MINOR)
2164 AC_SUBST(NCURSES_PATCH)
2166 dnl We need these values in the generated makefiles
2167 AC_SUBST(cf_cv_rel_version)
2168 AC_SUBST(cf_cv_abi_version)
2170 dnl FIXME - not needed for Ada95
2171 AC_SUBST(cf_cv_builtin_bool)
2172 AC_SUBST(cf_cv_header_stdbool_h)
2173 AC_SUBST(cf_cv_type_of_bool)dnl
2176 dnl ---------------------------------------------------------------------------
2177 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2178 dnl -------------------
2179 dnl Check if we can compile with ncurses' header file
2180 dnl $1 is the cache variable to set
2181 dnl $2 is the header-file to include
2182 dnl $3 is the root name (ncurses or ncursesw)
2183 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2185 ]ifelse($3,ncursesw,[
2186 #define _XOPEN_SOURCE_EXTENDED
2187 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2188 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2191 #ifdef NCURSES_VERSION
2192 ]ifelse($3,ncursesw,[
2197 printf("%s\n", NCURSES_VERSION);
2209 dnl ---------------------------------------------------------------------------
2210 dnl CF_NCURSES_CONFIG version: 17 updated: 2015/07/07 04:22:07
2211 dnl -----------------
2212 dnl Tie together the configure-script macros for ncurses, preferring these in
2214 dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG
2215 dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG
2216 dnl c) just plain libraries
2218 dnl $1 is the root library name (default: "ncurses")
2219 AC_DEFUN([CF_NCURSES_CONFIG],[
2220 AC_REQUIRE([CF_PKG_CONFIG])
2221 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2222 cf_have_ncuconfig=no
2224 if test "x${PKG_CONFIG:=none}" != xnone; then
2225 AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root)
2226 if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
2229 AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
2230 cf_have_ncuconfig=unknown
2232 cf_save_CPPFLAGS="$CPPFLAGS"
2233 cf_save_LIBS="$LIBS"
2235 CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`"
2236 CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
2238 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2239 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2240 [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
2242 { char *xx = curses_version(); return (xx == 0); }],
2243 [cf_have_ncuconfig=yes],
2244 [cf_have_ncuconfig=no],
2245 [cf_have_ncuconfig=maybe])],
2246 [cf_have_ncuconfig=no])
2247 AC_MSG_RESULT($cf_have_ncuconfig)
2248 test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
2249 if test "$cf_have_ncuconfig" != "yes"
2251 CPPFLAGS="$cf_save_CPPFLAGS"
2252 LIBS="$cf_save_LIBS"
2253 NCURSES_CONFIG_PKG=none
2255 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2256 NCURSES_CONFIG_PKG=$cf_ncuconfig_root
2261 NCURSES_CONFIG_PKG=none
2264 NCURSES_CONFIG_PKG=none
2267 if test "x$cf_have_ncuconfig" = "xno"; then
2268 echo "Looking for ${cf_ncuconfig_root}-config"
2270 CF_ACVERSION_CHECK(2.52,
2271 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2272 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2274 if test "$NCURSES_CONFIG" != none ; then
2276 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2277 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2279 # even with config script, some packages use no-override for curses.h
2280 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2282 dnl like CF_NCURSES_CPPFLAGS
2283 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2285 dnl like CF_NCURSES_LIBS
2286 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2287 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2289 dnl like CF_NCURSES_VERSION
2290 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2294 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2295 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2302 dnl ---------------------------------------------------------------------------
2303 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
2304 dnl -------------------
2305 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2306 dnl the CPPFLAGS variable so we can include its header.
2308 dnl The header files may be installed as either curses.h, or ncurses.h (would
2309 dnl be obsolete, except that some packagers prefer this name to distinguish it
2310 dnl from a "native" curses implementation). If not installed for overwrite,
2311 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2312 dnl /usr/include/ncurses), but someone may have installed overwriting the
2313 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2314 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2317 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2318 dnl is already in the include-path, don't even bother with this, since we cannot
2319 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2321 dnl The optional parameter gives the root name of the library, in case it is
2322 dnl not installed as the default curses library. That is how the
2323 dnl wide-character version of ncurses is installed.
2324 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2325 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2327 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2328 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2330 test -n "$cf_cv_curses_dir" && \
2331 test "$cf_cv_curses_dir" != "no" && { \
2332 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2335 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2336 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2337 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2338 for cf_header in $cf_header_list
2340 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2341 test "$cf_cv_ncurses_h" != no && break
2348 # some applications need this, but should check for NCURSES_VERSION
2349 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2353 dnl ---------------------------------------------------------------------------
2354 dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
2355 dnl -----------------
2356 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2357 dnl variations of ncurses' installs.
2359 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2360 AC_DEFUN([CF_NCURSES_HEADER],[
2362 if test "$cf_cv_ncurses_h" != no ; then
2363 cf_cv_ncurses_header=$cf_cv_ncurses_h
2366 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2367 test -n "$verbose" && echo
2368 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2369 test -n "$verbose" && echo search path $cf_search
2370 cf_save2_CPPFLAGS="$CPPFLAGS"
2371 for cf_incdir in $cf_search
2373 CF_ADD_INCDIR($cf_incdir)
2378 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2379 if test "$cf_cv_ncurses_h2" != no ; then
2380 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2381 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2384 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2386 CPPFLAGS="$cf_save2_CPPFLAGS"
2387 test "$cf_cv_ncurses_h2" != no && break
2389 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2392 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2393 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2394 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2395 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2397 CF_ADD_INCDIR($cf_1st_incdir)
2401 # Set definitions to allow ifdef'ing for ncurses.h
2403 case $cf_cv_ncurses_header in
2405 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2409 case $cf_cv_ncurses_header in
2410 (ncurses/curses.h|ncurses/ncurses.h)
2411 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2413 (ncursesw/curses.h|ncursesw/ncurses.h)
2414 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2419 dnl ---------------------------------------------------------------------------
2420 dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
2422 dnl Look for the ncurses library. This is a little complicated on Linux,
2423 dnl because it may be linked with the gpm (general purpose mouse) library.
2424 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2425 dnl unusable with ncurses. However, we don't want to link with gpm unless
2426 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2427 dnl and the linker will record a dependency.
2429 dnl The optional parameter gives the root name of the library, in case it is
2430 dnl not installed as the default curses library. That is how the
2431 dnl wide-character version of ncurses is installed.
2432 AC_DEFUN([CF_NCURSES_LIBS],
2433 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2435 cf_nculib_root=ifelse($1,,ncurses,$1)
2436 # This works, except for the special case where we find gpm, but
2437 # ncurses is in a nonstandard location via $LIBS, and we really want
2440 cf_ncurses_SAVE="$LIBS"
2441 AC_CHECK_LIB(gpm,Gpm_Open,
2442 [AC_CHECK_LIB(gpm,initscr,
2443 [LIBS="$cf_ncurses_SAVE"],
2444 [cf_ncurses_LIBS="-lgpm"])])
2448 # This is only necessary if you are linking against an obsolete
2449 # version of ncurses (but it should do no harm, since it's static).
2450 if test "$cf_nculib_root" = ncurses ; then
2451 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2456 CF_ADD_LIBS($cf_ncurses_LIBS)
2458 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2460 CF_ADD_LIBS(-l$cf_nculib_root)
2462 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2463 [#include <${cf_cv_ncurses_header:-curses.h}>],
2468 if test -n "$cf_ncurses_LIBS" ; then
2469 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2470 cf_ncurses_SAVE="$LIBS"
2471 for p in $cf_ncurses_LIBS ; do
2472 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2473 if test "$q" != "$LIBS" ; then
2477 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2478 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2479 [AC_MSG_RESULT(yes)],
2481 LIBS="$cf_ncurses_SAVE"])
2484 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2485 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2487 dnl ---------------------------------------------------------------------------
2488 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2489 dnl ------------------
2490 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2491 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2492 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2493 AC_DEFUN([CF_NCURSES_VERSION],
2495 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2496 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2497 cf_cv_ncurses_version=no
2501 #include <${cf_cv_ncurses_header:-curses.h}>
2505 FILE *fp = fopen("$cf_tempfile", "w");
2506 #ifdef NCURSES_VERSION
2507 # ifdef NCURSES_VERSION_PATCH
2508 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2510 fprintf(fp, "%s\n", NCURSES_VERSION);
2514 fprintf(fp, "old\n");
2519 ${cf_cv_main_return:-return}(0);
2521 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2523 # This will not work if the preprocessor splits the line after the
2524 # Autoconf token. The 'unproto' program does that.
2525 cat > conftest.$ac_ext <<EOF
2526 #include <${cf_cv_ncurses_header:-curses.h}>
2528 #ifdef NCURSES_VERSION
2529 Autoconf NCURSES_VERSION
2537 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2539 if test -f conftest.out ; then
2540 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2541 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2547 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2549 dnl ---------------------------------------------------------------------------
2550 dnl CF_OBJ_SUBDIR version: 7 updated: 2015/04/17 21:13:04
2552 dnl Compute the object-directory name from the given model name
2553 AC_DEFUN([CF_OBJ_SUBDIR],
2556 (libtool) $2='obj_lo' ;;
2557 (normal) $2='objects' ;;
2558 (debug) $2='obj_g' ;;
2559 (profile) $2='obj_p' ;;
2561 case $cf_cv_system_name in
2569 dnl ---------------------------------------------------------------------------
2570 dnl CF_PATHSEP version: 7 updated: 2015/04/12 15:39:00
2572 dnl Provide a value for the $PATH and similar separator (or amend the value
2573 dnl as provided in autoconf 2.5x).
2574 AC_DEFUN([CF_PATHSEP],
2576 AC_MSG_CHECKING(for PATH separator)
2577 case $cf_cv_system_name in
2578 (os2*) PATH_SEPARATOR=';' ;;
2579 (*) ${PATH_SEPARATOR:=':'} ;;
2581 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2582 AC_SUBST(PATH_SEPARATOR)
2583 AC_MSG_RESULT($PATH_SEPARATOR)
2585 dnl ---------------------------------------------------------------------------
2586 dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
2588 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2589 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2590 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2591 dnl delayed evaluation of those symbols.
2592 AC_DEFUN([CF_PATH_SYNTAX],[
2593 if test "x$prefix" != xNONE; then
2594 cf_path_syntax="$prefix"
2596 cf_path_syntax="$ac_default_prefix"
2600 (.\[$]\(*\)*|.\'*\'*)
2604 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
2606 (.\[$]{*prefix}*|.\[$]{*dir}*)
2610 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2615 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2618 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2622 dnl ---------------------------------------------------------------------------
2623 dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
2625 dnl Check for the package-config program, unless disabled by command-line.
2626 AC_DEFUN([CF_PKG_CONFIG],
2628 AC_MSG_CHECKING(if you want to use pkg-config)
2629 AC_ARG_WITH(pkg-config,
2630 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2631 [cf_pkg_config=$withval],
2632 [cf_pkg_config=yes])
2633 AC_MSG_RESULT($cf_pkg_config)
2635 case $cf_pkg_config in
2640 CF_ACVERSION_CHECK(2.52,
2641 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2642 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2649 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2650 if test "$PKG_CONFIG" != none ; then
2651 CF_PATH_SYNTAX(PKG_CONFIG)
2652 elif test "x$cf_pkg_config" != xno ; then
2653 AC_MSG_WARN(pkg-config is not installed)
2656 AC_SUBST(PKG_CONFIG)
2658 dnl ---------------------------------------------------------------------------
2659 dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00
2660 dnl -----------------
2661 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2663 dnl POSIX.1-1990 _POSIX_SOURCE
2664 dnl POSIX.1-1990 and _POSIX_SOURCE and
2665 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2667 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2668 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2669 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2672 dnl $1 is the nominal value for _POSIX_C_SOURCE
2673 AC_DEFUN([CF_POSIX_C_SOURCE],
2675 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2677 cf_save_CFLAGS="$CFLAGS"
2678 cf_save_CPPFLAGS="$CPPFLAGS"
2680 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2681 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2683 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2684 CF_MSG_LOG(if the symbol is already defined go no further)
2685 AC_TRY_COMPILE([#include <sys/types.h>],[
2686 #ifndef _POSIX_C_SOURCE
2689 [cf_cv_posix_c_source=no],
2690 [cf_want_posix_source=no
2691 case .$cf_POSIX_C_SOURCE in
2693 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2696 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2697 cf_want_posix_source=yes
2700 cf_want_posix_source=yes
2703 if test "$cf_want_posix_source" = yes ; then
2704 AC_TRY_COMPILE([#include <sys/types.h>],[
2705 #ifdef _POSIX_SOURCE
2708 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2710 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2711 CFLAGS="$cf_trim_CFLAGS"
2712 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2713 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2714 AC_TRY_COMPILE([#include <sys/types.h>],[
2715 #ifndef _POSIX_C_SOURCE
2718 [cf_cv_posix_c_source=no])
2719 CFLAGS="$cf_save_CFLAGS"
2720 CPPFLAGS="$cf_save_CPPFLAGS"
2724 if test "$cf_cv_posix_c_source" != no ; then
2725 CFLAGS="$cf_trim_CFLAGS"
2726 CPPFLAGS="$cf_trim_CPPFLAGS"
2727 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2731 dnl ---------------------------------------------------------------------------
2732 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2734 dnl Check for archiver "ar".
2735 AC_DEFUN([CF_PROG_AR],[
2736 AC_CHECK_TOOL(AR, ar, ar)
2738 dnl ---------------------------------------------------------------------------
2739 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2741 dnl Check for awk, ensure that the check found something.
2742 AC_DEFUN([CF_PROG_AWK],
2745 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2747 dnl ---------------------------------------------------------------------------
2748 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2750 dnl standard check for CC, plus followup sanity checks
2751 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2752 AC_DEFUN([CF_PROG_CC],[
2753 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2755 CF_ACVERSION_CHECK(2.52,
2760 dnl ---------------------------------------------------------------------------
2761 dnl CF_PROG_CC_C_O version: 4 updated: 2016/05/21 18:08:09
2763 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2764 dnl the output file can be renamed, and allows for a shell variable that can
2765 dnl be used later. The parameter is either CC or CXX. The result is the
2767 dnl $cf_cv_prog_CC_c_o
2768 dnl $cf_cv_prog_CXX_c_o
2771 dnl $2 = compiler options, if any
2772 AC_DEFUN([CF_PROG_CC_C_O],
2773 [AC_REQUIRE([AC_PROG_CC])dnl
2774 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2775 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2777 cat > conftest.$ac_ext <<CF_EOF
2780 ${cf_cv_main_return:-return}(0);
2783 # We do the test twice because some compilers refuse to overwrite an
2784 # existing .o file with -o, though they will create one.
2785 ac_try='[$]$1 $2 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2786 if AC_TRY_EVAL(ac_try) &&
2787 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2789 eval cf_cv_prog_$1_c_o=yes
2791 eval cf_cv_prog_$1_c_o=no
2795 if test $cf_cv_prog_$1_c_o = yes; then
2796 AC_MSG_RESULT([yes])
2801 dnl ---------------------------------------------------------------------------
2802 dnl CF_PROG_EGREP version: 2 updated: 2015/04/18 08:56:57
2804 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2805 dnl This macro adds a check to ensure the script found something.
2806 AC_DEFUN([CF_PROG_EGREP],
2807 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2808 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2809 then ac_cv_prog_egrep='grep -E'
2810 else ac_cv_prog_egrep='egrep'
2812 EGREP=$ac_cv_prog_egrep
2814 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2816 dnl ---------------------------------------------------------------------------
2817 dnl CF_PROG_EXT version: 13 updated: 2015/04/18 09:03:58
2819 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2820 AC_DEFUN([CF_PROG_EXT],
2822 AC_REQUIRE([CF_CHECK_CACHE])
2823 case $cf_cv_system_name in
2825 CFLAGS="$CFLAGS -Zmt"
2826 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2827 CXXFLAGS="$CXXFLAGS -Zmt"
2828 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2829 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2839 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)])
2841 dnl ---------------------------------------------------------------------------
2842 dnl CF_PROG_GNAT version: 3 updated: 2015/04/18 08:56:57
2844 dnl Check for gnatmake, ensure that it is complete.
2845 AC_DEFUN([CF_PROG_GNAT],[
2846 cf_ada_make=gnatmake
2847 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2848 if test "$ac_cv_prog_gnat_exists" = no; then
2850 cf_cv_prog_gnat_correct=no
2853 AC_CHECK_PROG(M4_exists, m4, yes, no)
2854 if test "$ac_cv_prog_M4_exists" = no; then
2855 cf_cv_prog_gnat_correct=no
2856 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2858 if test "$cf_cv_prog_gnat_correct" = yes; then
2859 AC_MSG_CHECKING(if GNAT works)
2860 CF_GNAT_TRY_RUN([procedure conftest;],
2863 procedure conftest is
2865 Text_IO.Put ("Hello World");
2867 GNAT.OS_Lib.OS_Exit (0);
2868 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2869 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2873 AC_SUBST(cf_ada_make)
2875 dnl ---------------------------------------------------------------------------
2876 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2878 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2879 dnl option if it is supported.
2880 AC_DEFUN([CF_PROG_LN_S],[
2882 AC_MSG_CHECKING(if $LN_S -f options work)
2884 rm -f conf$$.src conf$$dst
2886 echo first >conf$$.src
2887 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2892 rm -f conf$$.dst conf$$src
2893 AC_MSG_RESULT($cf_prog_ln_sf)
2895 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2897 dnl ---------------------------------------------------------------------------
2898 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2899 dnl ----------------
2900 dnl Remove all -U and -D options that refer to the given symbol from a list
2901 dnl of C compiler options. This works around the problem that not all
2902 dnl compilers process -U and -D options from left-to-right, so a -U option
2903 dnl cannot be used to cancel the effect of a preceding -D option.
2905 dnl $1 = target (which could be the same as the source variable)
2906 dnl $2 = source (including '$')
2907 dnl $3 = symbol to remove
2908 define([CF_REMOVE_DEFINE],
2911 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2912 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2914 dnl ---------------------------------------------------------------------------
2915 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2917 dnl Remove the given library from the symbol
2919 dnl $1 = target (which could be the same as the source variable)
2920 dnl $2 = source (including '$')
2921 dnl $3 = library to remove
2922 define([CF_REMOVE_LIB],
2924 # remove $3 library from $2
2925 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2927 dnl ---------------------------------------------------------------------------
2928 dnl CF_SHARED_OPTS version: 89 updated: 2015/08/15 18:38:59
2931 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2935 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
2936 dnl the build-tree, i.e., by making use of the libraries that are compiled in
2937 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
2938 dnl shared library since that can lead to unexpected results at runtime.
2939 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
2940 dnl libraries are compiled in ../../lib
2942 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2943 dnl to install symbolic links to the rel/abi versions of shared libraries.
2945 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2946 dnl version when making symbolic links.
2948 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2949 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2950 dnl (ex: libncurses.so.<ver>).
2952 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2953 AC_DEFUN([CF_SHARED_OPTS],
2955 AC_REQUIRE([CF_LD_RPATH_OPT])
2960 INSTALL_LIB="-m 644"
2961 : ${rel_builddir:=.}
2969 cf_cv_do_symlinks=no
2971 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2973 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2974 AC_ARG_WITH(shlib-version,
2975 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2976 [test -z "$withval" && withval=auto
2979 cf_cv_shlib_version=auto
2982 cf_cv_shlib_version=$withval
2985 AC_MSG_RESULT($withval)
2986 AC_MSG_ERROR([option value must be one of: rel, abi, or auto])
2989 ],[cf_cv_shlib_version=auto])
2990 AC_MSG_RESULT($cf_cv_shlib_version)
2995 # Some less-capable ports of gcc support only -fpic
2997 if test "$GCC" = yes
2999 AC_MSG_CHECKING(which $CC option to use)
3000 cf_save_CFLAGS="$CFLAGS"
3001 for CC_SHARED_OPTS in -fPIC -fpic ''
3003 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
3004 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
3006 AC_MSG_RESULT($CC_SHARED_OPTS)
3007 CFLAGS="$cf_save_CFLAGS"
3010 cf_cv_shlib_version_infix=no
3012 case $cf_cv_system_name in
3013 (aix4.[3-9]*|aix[[5-7]]*)
3014 if test "$GCC" = yes; then
3015 CC_SHARED_OPTS='-Wl,-brtl'
3016 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3018 CC_SHARED_OPTS='-brtl'
3019 # as well as '-qpic=large -G' or perhaps "-bM:SRE -bnoentry -bexpall"
3020 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3024 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
3028 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3029 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3030 cf_cv_shlib_version=cygdll
3031 cf_cv_shlib_version_infix=cygdll
3034 cat >mk_shared_lib.sh <<-CF_EOF
3037 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3040 Linking shared library
3041 ** SHARED_LIB \[$]SHARED_LIB
3042 ** IMPORT_LIB \[$]IMPORT_LIB
3044 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3046 chmod +x mk_shared_lib.sh
3050 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3051 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3052 cf_cv_shlib_version=msysdll
3053 cf_cv_shlib_version_infix=msysdll
3056 cat >mk_shared_lib.sh <<-CF_EOF
3059 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3062 Linking shared library
3063 ** SHARED_LIB \[$]SHARED_LIB
3064 ** IMPORT_LIB \[$]IMPORT_LIB
3066 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3068 chmod +x mk_shared_lib.sh
3071 cf_try_cflags="no-cpp-precomp"
3072 CC_SHARED_OPTS="-dynamic"
3073 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
3074 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
3075 cf_cv_shlib_version_infix=yes
3076 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
3077 cf_save_LDFLAGS=$LDFLAGS
3078 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3079 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
3080 LDFLAGS=$cf_save_LDFLAGS])
3081 if test $cf_cv_ldflags_search_paths_first = yes; then
3082 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3086 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
3087 if test "$GCC" != yes; then
3090 MK_SHARED_LIB='${LD} -b -o $[@]'
3091 INSTALL_LIB="-m 555"
3094 # (tested with gcc 2.7.2 -- I don't have c89)
3095 if test "$GCC" = yes; then
3096 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3099 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3101 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3102 # HP-UX shared libraries must be executable, and should be
3103 # readonly to exploit a quirk in the memory manager.
3104 INSTALL_LIB="-m 555"
3107 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3108 if test "$cf_cv_shlib_version" = rel; then
3109 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3111 cf_shared_soname='`basename $@`'
3114 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
3117 if test "$cf_cv_enable_rpath" = yes ; then
3118 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3120 # tested with IRIX 5.2 and 'cc'.
3121 if test "$GCC" != yes; then
3122 CC_SHARED_OPTS='-KPIC'
3123 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3125 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3127 cf_cv_rm_so_locs=yes
3129 (linux*|gnu*|k*bsd*-gnu)
3130 if test "$DFT_LWR_MODEL" = "shared" ; then
3131 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3132 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3134 if test "$cf_cv_enable_rpath" = yes ; then
3135 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3138 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3141 cf_cv_shlib_version=mingw
3142 cf_cv_shlib_version_infix=mingw
3145 if test "$DFT_LWR_MODEL" = "shared" ; then
3146 LOCAL_LDFLAGS="-Wl,--enable-auto-import"
3147 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3148 EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
3151 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3152 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3153 cat >mk_shared_lib.sh <<-CF_EOF
3156 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3159 Linking shared library
3160 ** SHARED_LIB \[$]SHARED_LIB
3161 ** IMPORT_LIB \[$]IMPORT_LIB
3163 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3165 chmod +x mk_shared_lib.sh
3167 (openbsd[[2-9]].*|mirbsd*)
3168 if test "$DFT_LWR_MODEL" = "shared" ; then
3169 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3170 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3172 if test "$cf_cv_enable_rpath" = yes ; then
3173 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3175 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3177 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3179 (nto-qnx*|openbsd*|freebsd[[12]].*)
3180 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3181 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3182 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3184 (dragonfly*|freebsd*)
3185 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3186 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3187 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3188 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
3189 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3192 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3195 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3196 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3197 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3198 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3199 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3200 if test "$cf_cv_shlib_version" = auto; then
3201 if test -f /usr/libexec/ld.elf_so; then
3202 cf_cv_shlib_version=abi
3204 cf_cv_shlib_version=rel
3208 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3210 MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
3214 # tested with OSF/1 V3.2 and 'cc'
3215 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3216 # link with shared libs).
3217 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3220 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3223 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3224 if test "$DFT_LWR_MODEL" = "shared" ; then
3225 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3226 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3228 cf_cv_rm_so_locs=yes
3230 (sco3.2v5*) # also uw2* and UW7: hops 13-Apr-98
3231 # tested with osr5.0.5
3232 if test "$GCC" != yes; then
3233 CC_SHARED_OPTS='-belf -KPIC'
3235 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3236 if test "$cf_cv_enable_rpath" = yes ; then
3237 # only way is to set LD_RUN_PATH but no switch for it
3240 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3241 LINK_PROGS='LD_RUN_PATH=${libdir}'
3242 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3245 # tested with SunOS 4.1.1 and gcc 2.7.0
3246 if test "$GCC" != yes; then
3247 CC_SHARED_OPTS='-KPIC'
3249 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3250 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3253 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3254 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3255 if test "$DFT_LWR_MODEL" = "shared" ; then
3256 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3257 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3259 if test "$cf_cv_enable_rpath" = yes ; then
3260 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3263 if test "$GCC" != yes; then
3264 cf_save_CFLAGS="$CFLAGS"
3265 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3267 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3268 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3270 CFLAGS="$cf_save_CFLAGS"
3271 CC_SHARED_OPTS=$cf_shared_opts
3272 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3274 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3277 (sysv5uw7*|unix_sv*)
3278 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3279 if test "$GCC" != yes; then
3280 CC_SHARED_OPTS='-KPIC'
3282 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3285 CC_SHARED_OPTS='unknown'
3286 MK_SHARED_LIB='echo unknown'
3290 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3291 case "$cf_cv_shlib_version" in
3293 case "$MK_SHARED_LIB" in
3295 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3298 AC_MSG_WARN(ignored --with-shlib-version)
3304 if test -n "$cf_try_cflags"
3306 cat > conftest.$ac_ext <<EOF
3307 #line __oline__ "${as_me:-configure}"
3309 int main(int argc, char *argv[[]])
3312 return (argv[[argc-1]] == 0) ;
3315 cf_save_CFLAGS="$CFLAGS"
3316 for cf_opt in $cf_try_cflags
3318 CFLAGS="$cf_save_CFLAGS -$cf_opt"
3319 AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
3320 if AC_TRY_EVAL(ac_compile); then
3322 cf_save_CFLAGS="$CFLAGS"
3327 CFLAGS="$cf_save_CFLAGS"
3331 # RPATH_LIST is a colon-separated list of directories
3332 test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
3333 test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
3335 test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
3337 CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
3338 CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB)
3340 AC_SUBST(CC_SHARED_OPTS)
3341 AC_SUBST(LD_RPATH_OPT)
3342 AC_SUBST(LD_SHARED_OPTS)
3343 AC_SUBST(MK_SHARED_LIB)
3344 AC_SUBST(RM_SHARED_OPTS)
3346 AC_SUBST(LINK_PROGS)
3347 AC_SUBST(LINK_TESTS)
3349 AC_SUBST(EXTRA_LDFLAGS)
3350 AC_SUBST(LOCAL_LDFLAGS)
3351 AC_SUBST(LOCAL_LDFLAGS2)
3353 AC_SUBST(INSTALL_LIB)
3354 AC_SUBST(RPATH_LIST)
3356 dnl ---------------------------------------------------------------------------
3357 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3358 dnl ----------------
3359 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3360 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3363 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3364 dnl If missing, use "rel".
3365 define([CF_SHARED_SONAME],
3367 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3368 if test "$cf_cv_shlib_version" = rel; then
3369 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3371 cf_cv_shared_soname='`basename $[@]`'
3374 dnl ---------------------------------------------------------------------------
3375 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3377 dnl Remove "-g" option from the compiler options
3378 AC_DEFUN([CF_STRIP_G_OPT],
3379 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3380 dnl ---------------------------------------------------------------------------
3381 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
3383 dnl Construct a search-list for a nonstandard header/lib-file
3384 dnl $1 = the variable to return as result
3385 dnl $2 = the package name
3386 dnl $3 = the subdirectory, e.g., bin, include or lib
3387 AC_DEFUN([CF_SUBDIR_PATH],
3391 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3393 for cf_subdir_prefix in \
3401 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
3404 dnl ---------------------------------------------------------------------------
3405 dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
3407 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3408 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3409 dnl but some packagers change this, breaking various applications.
3410 AC_DEFUN([CF_TERM_HEADER],[
3411 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3412 case ${cf_cv_ncurses_header} in
3413 (*/ncurses.h|*/ncursesw.h)
3414 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3417 cf_term_header=term.h
3421 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3423 AC_TRY_COMPILE([#include <stdio.h>
3424 #include <${cf_cv_ncurses_header:-curses.h}>
3426 ],[int x = auto_left_margin],[
3427 cf_cv_term_header="$cf_test"],[
3428 cf_cv_term_header=unknown
3430 test "$cf_cv_term_header" != unknown && break
3434 # Set definitions to allow ifdef'ing to accommodate subdirectories
3436 case $cf_cv_term_header in
3438 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
3442 case $cf_cv_term_header in
3444 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
3447 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
3451 dnl ---------------------------------------------------------------------------
3452 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
3454 dnl Define a top_builddir symbol, for applications that need an absolute path.
3455 AC_DEFUN([CF_TOP_BUILDDIR],
3457 top_builddir=ifelse($1,,`pwd`,$1)
3458 AC_SUBST(top_builddir)
3460 dnl ---------------------------------------------------------------------------
3461 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3462 dnl -------------------
3463 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3464 dnl can define it successfully.
3465 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3466 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3470 #include <sys/types.h>
3472 #ifndef _XOPEN_SOURCE
3475 [cf_cv_xopen_source=no],
3476 [cf_save="$CPPFLAGS"
3477 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3481 #include <sys/types.h>
3483 #ifdef _XOPEN_SOURCE
3486 [cf_cv_xopen_source=no],
3487 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3492 if test "$cf_cv_xopen_source" != no ; then
3493 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3494 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3495 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3496 CF_ADD_CFLAGS($cf_temp_xopen_source)
3499 dnl ---------------------------------------------------------------------------
3500 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3502 dnl Make an uppercase version of a variable
3503 dnl $1=uppercase($2)
3504 AC_DEFUN([CF_UPPER],
3506 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3508 dnl ---------------------------------------------------------------------------
3509 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
3511 dnl Check for multibyte support, and if not found, utf8 compatibility library
3512 AC_DEFUN([CF_UTF8_LIB],
3514 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3515 cf_save_LIBS="$LIBS"
3517 #include <stdlib.h>],[putwc(0,0);],
3518 [cf_cv_utf8_lib=yes],
3520 #include <libutf8.h>],[putwc(0,0);],utf8,
3521 [cf_cv_utf8_lib=add-on],
3522 [cf_cv_utf8_lib=no])
3525 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3527 if test "$cf_cv_utf8_lib" = "add-on" ; then
3528 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
3529 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3530 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3531 CF_ADD_LIBS($cf_cv_library_file_utf8)
3534 dnl ---------------------------------------------------------------------------
3535 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3537 dnl Use AC_VERBOSE w/o the warnings
3538 AC_DEFUN([CF_VERBOSE],
3539 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3542 dnl ---------------------------------------------------------------------------
3543 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3545 dnl Check for compiler-support for weak symbols.
3546 dnl This works with "recent" gcc.
3547 AC_DEFUN([CF_WEAK_SYMBOLS],[
3548 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3551 #include <stdio.h>],
3553 #if defined(__GNUC__)
3554 # if defined __USE_ISOC99
3555 # define _cat_pragma(exp) _Pragma(#exp)
3556 # define _weak_pragma(exp) _cat_pragma(weak name)
3558 # define _weak_pragma(exp)
3560 # define _declare(name) __extension__ extern __typeof__(name) name
3561 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3565 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3568 dnl ---------------------------------------------------------------------------
3569 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3570 dnl --------------------
3571 dnl Command-line option to specify the Ada95 compiler.
3572 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3573 AC_MSG_CHECKING(for ada-compiler)
3574 AC_ARG_WITH(ada-compiler,
3575 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3576 [cf_ada_compiler=$withval],
3577 [cf_ada_compiler=gnatmake])
3578 AC_SUBST(cf_ada_compiler)
3579 AC_MSG_RESULT($cf_ada_compiler)
3581 dnl ---------------------------------------------------------------------------
3582 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3583 dnl -------------------
3584 dnl Command-line option to specify where Ada includes will install.
3585 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3586 AC_MSG_CHECKING(for ada-include)
3587 CF_WITH_PATH(ada-include,
3588 [ --with-ada-include=DIR Ada includes are in DIR],
3590 PREFIX/share/ada/adainclude,
3591 [$]prefix/share/ada/adainclude)
3592 AC_SUBST(ADA_INCLUDE)
3593 AC_MSG_RESULT($ADA_INCLUDE)
3595 dnl ---------------------------------------------------------------------------
3596 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3597 dnl -------------------
3598 dnl Command-line option to specify where Ada objects will install.
3599 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3600 AC_MSG_CHECKING(for ada-objects)
3601 CF_WITH_PATH(ada-objects,
3602 [ --with-ada-objects=DIR Ada objects are in DIR],
3604 PREFIX/lib/ada/adalib,
3605 [$]prefix/lib/ada/adalib)
3606 AC_SUBST(ADA_OBJECTS)
3607 AC_MSG_RESULT($ADA_OBJECTS)
3609 dnl ---------------------------------------------------------------------------
3610 dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
3611 dnl ---------------------
3612 dnl Command-line option to specify if an Ada95 shared-library should be built,
3613 dnl and optionally what its soname should be.
3614 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3615 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3616 AC_ARG_WITH(ada-sharedlib,
3617 [ --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
3618 [with_ada_sharedlib=$withval],
3619 [with_ada_sharedlib=no])
3620 AC_MSG_RESULT($with_ada_sharedlib)
3622 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3623 MAKE_ADA_SHAREDLIB="#"
3625 if test "x$with_ada_sharedlib" != xno
3628 if test "x$with_ada_sharedlib" != xyes
3630 ADA_SHAREDLIB="$with_ada_sharedlib"
3634 AC_SUBST(ADA_SHAREDLIB)
3635 AC_SUBST(MAKE_ADA_SHAREDLIB)
3637 dnl ---------------------------------------------------------------------------
3638 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3639 dnl ------------------
3640 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3642 AC_DEFUN([CF_WITH_CURSES_DIR],[
3644 AC_MSG_CHECKING(for specific curses-directory)
3645 AC_ARG_WITH(curses-dir,
3646 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3647 [cf_cv_curses_dir=$withval],
3648 [cf_cv_curses_dir=no])
3649 AC_MSG_RESULT($cf_cv_curses_dir)
3651 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3653 CF_PATH_SYNTAX(withval)
3654 if test -d "$cf_cv_curses_dir"
3656 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3657 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3661 dnl ---------------------------------------------------------------------------
3662 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
3663 dnl ------------------
3664 dnl Allow the library-prefix to be overridden. OS/2 EMX originally had no
3665 dnl "lib" prefix, e.g., because it used the dll naming convention.
3667 dnl $1 = variable to set
3668 AC_DEFUN([CF_WITH_LIB_PREFIX],
3670 AC_MSG_CHECKING(if you want to have a library-prefix)
3671 AC_ARG_WITH(lib-prefix,
3672 [ --with-lib-prefix override library-prefix],
3673 [with_lib_prefix=$withval],
3674 [with_lib_prefix=auto])
3675 AC_MSG_RESULT($with_lib_prefix)
3677 if test $with_lib_prefix = auto
3680 elif test $with_lib_prefix = no
3684 LIB_PREFIX=$with_lib_prefix
3687 dnl ---------------------------------------------------------------------------
3688 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
3690 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3691 dnl defaulting to yes/no.
3693 dnl $1 = option name
3695 dnl $3 = environment variable to set
3696 dnl $4 = default value, shown in the help-message, must be a constant
3697 dnl $5 = default value, if it's an expression & cannot be in the help-message
3699 AC_DEFUN([CF_WITH_PATH],
3700 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3701 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3702 if ifelse([$5],,true,[test -n "$5"]) ; then
3703 CF_PATH_SYNTAX(withval)
3708 dnl ---------------------------------------------------------------------------
3709 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 10 updated: 2015/08/22 17:10:56
3710 dnl -------------------------
3711 dnl Allow the choice of the pkg-config library directory to be overridden.
3712 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
3716 AC_MSG_CHECKING(for pkg-config library directory)
3719 AC_MSG_CHECKING(for $PKG_CONFIG library directory)
3723 PKG_CONFIG_LIBDIR=no
3724 AC_ARG_WITH(pkg-config-libdir,
3725 [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
3726 [PKG_CONFIG_LIBDIR=$withval],
3727 [test "x$PKG_CONFIG" != xnone && PKG_CONFIG_LIBDIR=yes])
3729 case x$PKG_CONFIG_LIBDIR in
3733 # Look for the library directory using the same prefix as the executable
3734 if test "x$PKG_CONFIG" = xnone
3738 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
3741 # If you don't like using the default architecture, you have to specify the
3742 # intended library directory and corresponding compiler/linker options.
3744 # This case allows for Debian's 2014-flavor of multiarch, along with the
3745 # most common variations before that point. Some other variants spell the
3746 # directory differently, e.g., "pkg-config", and put it in unusual places.
3747 # pkg-config has always been poorly standardized, which is ironic...
3748 case x`(arch) 2>/dev/null` in
3751 $cf_path/lib/*64-linux-gnu \
3759 $cf_path/lib/*-linux-gnu \
3768 for cf_config in $cf_search_path
3770 CF_VERBOSE(checking $cf_config/pkgconfig)
3771 if test -d $cf_config/pkgconfig
3773 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
3774 AC_MSG_CHECKING(done)
3783 if test "x$PKG_CONFIG_LIBDIR" != xno ; then
3784 AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
3787 AC_SUBST(PKG_CONFIG_LIBDIR)
3789 dnl ---------------------------------------------------------------------------
3790 dnl CF_WITH_PTHREAD version: 7 updated: 2015/04/18 08:56:57
3792 dnl Check for POSIX thread library.
3793 AC_DEFUN([CF_WITH_PTHREAD],
3795 AC_MSG_CHECKING(if you want to link with the pthread library)
3796 AC_ARG_WITH(pthread,
3797 [ --with-pthread use POSIX thread library],
3798 [with_pthread=$withval],
3800 AC_MSG_RESULT($with_pthread)
3802 if test "$with_pthread" != no ; then
3803 AC_CHECK_HEADER(pthread.h,[
3804 AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
3806 for cf_lib_pthread in pthread c_r
3808 AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
3809 cf_save_LIBS="$LIBS"
3810 CF_ADD_LIB($cf_lib_pthread)
3812 #include <pthread.h>
3814 int rc = pthread_create(0,0,0,0);
3815 int r2 = pthread_mutexattr_settype(0, 0);
3816 ],[with_pthread=yes],[with_pthread=no])
3817 LIBS="$cf_save_LIBS"
3818 AC_MSG_RESULT($with_pthread)
3819 test "$with_pthread" = yes && break
3822 if test "$with_pthread" = yes ; then
3823 CF_ADD_LIB($cf_lib_pthread)
3824 AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
3826 AC_MSG_ERROR(Cannot link with pthread library)
3831 dnl ---------------------------------------------------------------------------
3832 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
3834 dnl For testing, override the derived host system-type which is used to decide
3835 dnl things such as the linker commands used to build shared libraries. This is
3836 dnl normally chosen automatically based on the type of system which you are
3837 dnl building on. We use it for testing the configure script.
3839 dnl This is different from the --host option: it is used only for testing parts
3840 dnl of the configure script which would not be reachable with --host since that
3841 dnl relies on the build environment being real, rather than mocked up.
3842 AC_DEFUN([CF_WITH_SYSTYPE],[
3843 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
3844 AC_ARG_WITH(system-type,
3845 [ --with-system-type=XXX test: override derived host system-type],
3846 [AC_MSG_WARN(overriding system type to $withval)
3847 cf_cv_system_name=$withval
3851 dnl ---------------------------------------------------------------------------
3852 dnl CF_XOPEN_SOURCE version: 52 updated: 2016/08/27 12:21:42
3854 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3855 dnl or adapt to the vendor's definitions to get equivalent functionality,
3856 dnl without losing the common non-POSIX features.
3859 dnl $1 is the nominal value for _XOPEN_SOURCE
3860 dnl $2 is the nominal value for _POSIX_C_SOURCE
3861 AC_DEFUN([CF_XOPEN_SOURCE],[
3862 AC_REQUIRE([AC_CANONICAL_HOST])
3864 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3865 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3870 cf_xopen_source="-D_ALL_SOURCE"
3876 cf_xopen_source="-D_APPLE_C_SOURCE"
3879 cf_xopen_source="-D_DARWIN_C_SOURCE"
3882 (freebsd*|dragonfly*)
3883 # 5.x headers associate
3884 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3885 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3886 cf_POSIX_C_SOURCE=200112L
3888 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3891 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3894 cf_xopen_source="-D_HPUX_SOURCE"
3897 cf_xopen_source="-D_SGI_SOURCE"
3900 (linux*|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin)
3904 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3907 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3909 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3912 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3915 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3916 cf_xopen_source="-D_BSD_SOURCE"
3920 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3923 cf_xopen_source="-D_OSF_SOURCE"
3926 cf_xopen_source="-D_QNX_SOURCE"
3929 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3932 cf_xopen_source="-D__EXTENSIONS__"
3933 cf_cv_xopen_source=broken
3935 (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3941 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3945 if test -n "$cf_xopen_source" ; then
3946 CF_ADD_CFLAGS($cf_xopen_source,true)
3949 dnl In anything but the default case, we may have system-specific setting
3950 dnl which is still not guaranteed to provide all of the entrypoints that
3951 dnl _XOPEN_SOURCE would yield.
3952 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3953 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3954 AC_TRY_COMPILE([#include <stdlib.h>],[
3955 #ifndef _XOPEN_SOURCE
3958 [cf_XOPEN_SOURCE_set=yes],
3959 [cf_XOPEN_SOURCE_set=no])
3960 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3961 if test $cf_XOPEN_SOURCE_set = yes
3963 AC_TRY_COMPILE([#include <stdlib.h>],[
3964 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3967 [cf_XOPEN_SOURCE_set_ok=yes],
3968 [cf_XOPEN_SOURCE_set_ok=no])
3969 if test $cf_XOPEN_SOURCE_set_ok = no
3971 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)