1 dnl***************************************************************************
2 dnl Copyright (c) 2010-2016,2017 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 1.120 2017/09/30 19:48:36 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: 13 updated: 2017/02/25 18:57:40
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 $cf_fix_cppflags = yes ; then
130 CF_APPEND_TEXT(cf_new_extra_cppflags,$cf_add_cflags)
132 elif test "${cf_tst_cflags}" = "\"'" ; then
133 CF_APPEND_TEXT(cf_new_extra_cppflags,$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_APPEND_TEXT(cf_new_cppflags,$cf_add_cflags)
153 CF_APPEND_TEXT(cf_new_cflags,$cf_add_cflags)
158 CF_APPEND_TEXT(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 $cf_new_cflags)])
171 CF_APPEND_TEXT(CFLAGS,$cf_new_cflags)
174 if test -n "$cf_new_cppflags" ; then
175 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
176 CF_APPEND_TEXT(CPPFLAGS,$cf_new_cppflags)
179 if test -n "$cf_new_extra_cppflags" ; then
180 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
181 CF_APPEND_TEXT(EXTRA_CPPFLAGS,$cf_new_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/$2"
338 dnl ---------------------------------------------------------------------------
339 dnl CF_APPEND_TEXT version: 1 updated: 2017/02/25 18:58:55
341 dnl use this macro for appending text without introducing an extra blank at
343 define([CF_APPEND_TEXT],
345 test -n "[$]$1" && $1="[$]$1 "
348 dnl ---------------------------------------------------------------------------
349 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
351 dnl Allow user to disable a normally-on option.
352 AC_DEFUN([CF_ARG_DISABLE],
353 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
354 dnl ---------------------------------------------------------------------------
355 dnl CF_ARG_OPTION version: 5 updated: 2015/05/10 19:52:14
357 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
363 dnl $3 = action to perform if option is not default
364 dnl $4 = action if perform if option is default
365 dnl $5 = default option value (either 'yes' or 'no')
366 AC_DEFUN([CF_ARG_OPTION],
367 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
368 if test "$enableval" != "$5" ; then
370 ,[ $3]) ifelse([$4],,,[
373 fi],[enableval=$5 ifelse([$4],,,[
377 dnl ---------------------------------------------------------------------------
378 dnl CF_AR_FLAGS version: 6 updated: 2015/10/10 15:25:05
380 dnl Check for suitable "ar" (archiver) options for updating an archive.
382 dnl In particular, handle some obsolete cases where the "-" might be omitted,
383 dnl as well as a workaround for breakage of make's archive rules by the GNU
384 dnl binutils "ar" program.
385 AC_DEFUN([CF_AR_FLAGS],[
386 AC_REQUIRE([CF_PROG_AR])
388 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
389 cf_cv_ar_flags=unknown
390 for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
393 # check if $ARFLAGS already contains this choice
394 if test "x$ARFLAGS" != "x" ; then
395 cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
396 if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
402 rm -f conftest.$ac_cv_objext
405 cat >conftest.$ac_ext <<EOF
406 #line __oline__ "configure"
407 int testdata[[3]] = { 123, 456, 789 };
409 if AC_TRY_EVAL(ac_compile) ; then
410 echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
411 $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
412 if test -f conftest.a ; then
413 cf_cv_ar_flags=$cf_ar_flags
417 CF_VERBOSE(cannot compile test-program)
421 rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
424 if test -n "$ARFLAGS" ; then
425 if test -n "$cf_cv_ar_flags" ; then
426 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
429 ARFLAGS=$cf_cv_ar_flags
434 dnl ---------------------------------------------------------------------------
435 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
437 dnl If we're cross-compiling, allow the user to override the tools and their
438 dnl options. The configure script is oriented toward identifying the host
439 dnl compiler, etc., but we need a build compiler to generate parts of the
442 dnl $1 = default for $CPPFLAGS
443 dnl $2 = default for $LIBS
444 AC_DEFUN([CF_BUILD_CC],[
445 CF_ACVERSION_CHECK(2.52,,
446 [AC_REQUIRE([CF_PROG_EXT])])
447 if test "$cross_compiling" = yes ; then
449 # defaults that we might want to override
450 : ${BUILD_CFLAGS:=''}
451 : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
452 : ${BUILD_LDFLAGS:=''}
453 : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
454 : ${BUILD_EXEEXT:='$x'}
455 : ${BUILD_OBJEXT:='o'}
457 AC_ARG_WITH(build-cc,
458 [ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
459 [BUILD_CC="$withval"],
460 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
461 AC_MSG_CHECKING(for native build C compiler)
462 AC_MSG_RESULT($BUILD_CC)
464 AC_MSG_CHECKING(for native build C preprocessor)
465 AC_ARG_WITH(build-cpp,
466 [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
467 [BUILD_CPP="$withval"],
468 [BUILD_CPP='${BUILD_CC} -E'])
469 AC_MSG_RESULT($BUILD_CPP)
471 AC_MSG_CHECKING(for native build C flags)
472 AC_ARG_WITH(build-cflags,
473 [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
474 [BUILD_CFLAGS="$withval"])
475 AC_MSG_RESULT($BUILD_CFLAGS)
477 AC_MSG_CHECKING(for native build C preprocessor-flags)
478 AC_ARG_WITH(build-cppflags,
479 [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
480 [BUILD_CPPFLAGS="$withval"])
481 AC_MSG_RESULT($BUILD_CPPFLAGS)
483 AC_MSG_CHECKING(for native build linker-flags)
484 AC_ARG_WITH(build-ldflags,
485 [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
486 [BUILD_LDFLAGS="$withval"])
487 AC_MSG_RESULT($BUILD_LDFLAGS)
489 AC_MSG_CHECKING(for native build linker-libraries)
490 AC_ARG_WITH(build-libs,
491 [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})],
492 [BUILD_LIBS="$withval"])
493 AC_MSG_RESULT($BUILD_LIBS)
495 # this assumes we're on Unix.
499 : ${BUILD_CC:='${CC}'}
501 if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
502 AC_MSG_ERROR([Cross-build requires two compilers.
503 Use --with-build-cc to specify the native compiler.])
507 : ${BUILD_CC:='${CC}'}
508 : ${BUILD_CPP:='${CPP}'}
509 : ${BUILD_CFLAGS:='${CFLAGS}'}
510 : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
511 : ${BUILD_LDFLAGS:='${LDFLAGS}'}
512 : ${BUILD_LIBS:='${LIBS}'}
513 : ${BUILD_EXEEXT:='$x'}
514 : ${BUILD_OBJEXT:='o'}
519 AC_SUBST(BUILD_CFLAGS)
520 AC_SUBST(BUILD_CPPFLAGS)
521 AC_SUBST(BUILD_LDFLAGS)
523 AC_SUBST(BUILD_EXEEXT)
524 AC_SUBST(BUILD_OBJEXT)
526 dnl ---------------------------------------------------------------------------
527 dnl CF_CC_ENV_FLAGS version: 8 updated: 2017/09/23 08:50:24
529 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
530 dnl into CC. This will not help with broken scripts that wrap the compiler
531 dnl with options, but eliminates a more common category of user confusion.
533 dnl In particular, it addresses the problem of being able to run the C
534 dnl preprocessor in a consistent manner.
536 dnl Caveat: this also disallows blanks in the pathname for the compiler, but
537 dnl the nuisance of having inconsistent settings for compiler and preprocessor
538 dnl outweighs that limitation.
539 AC_DEFUN([CF_CC_ENV_FLAGS],
541 # This should have been defined by AC_PROG_CC
544 AC_MSG_CHECKING(\$CC variable)
547 AC_MSG_RESULT(broken)
548 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
550 cf_prog=`echo "$CC" | sed -e 's/ / /g' -e 's/[[ ]]* / /g' -e 's/[[ ]]*[[ ]]-[[^ ]].*//'`
551 cf_flags=`echo "$CC" | ${AWK:-awk} -v prog="$cf_prog" '{ printf("%s", [substr]([$]0,1+length(prog))); }'`
553 for cf_arg in $cf_flags
557 CF_ADD_CFLAGS($cf_arg)
564 CF_VERBOSE(resulting CC: '$CC')
565 CF_VERBOSE(resulting CFLAGS: '$CFLAGS')
566 CF_VERBOSE(resulting CPPFLAGS: '$CPPFLAGS')
573 dnl ---------------------------------------------------------------------------
574 dnl CF_CFG_DEFAULTS version: 11 updated: 2015/04/17 21:13:04
576 dnl Determine the default configuration into which we'll install ncurses. This
577 dnl can be overridden by the user's command-line options. There's two items to
579 dnl 1. the prefix (e.g., /usr)
580 dnl 2. the header files (e.g., /usr/include/ncurses)
581 dnl We'll look for a previous installation of ncurses and use the same defaults.
583 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
584 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
585 dnl programs from a vendor's.
586 AC_DEFUN([CF_CFG_DEFAULTS],
588 AC_MSG_CHECKING(for prefix)
589 if test "x$prefix" = "xNONE" ; then
590 case "$cf_cv_system_name" in
591 # non-vendor systems don't have a conflict
592 (openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
595 (*) prefix=$ac_default_prefix
599 AC_MSG_RESULT($prefix)
601 if test "x$prefix" = "xNONE" ; then
602 AC_MSG_CHECKING(for default include-directory)
603 test -n "$verbose" && echo 1>&AC_FD_MSG
606 $includedir/ncurses \
608 $prefix/include/ncurses \
610 /usr/local/include/ncurses \
614 cf_dir=`eval echo $cf_symbol`
615 if test -f $cf_dir/curses.h ; then
616 if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
617 includedir="$cf_symbol"
618 test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
622 test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
624 AC_MSG_RESULT($includedir)
627 dnl ---------------------------------------------------------------------------
628 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
630 dnl Check if we're accidentally using a cache from a different machine.
631 dnl Derive the system name, as a check for reusing the autoconf cache.
633 dnl If we've packaged config.guess and config.sub, run that (since it does a
634 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
635 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
636 dnl which is useful in cross-compiles.
638 dnl Note: we would use $ac_config_sub, but that is one of the places where
639 dnl autoconf 2.5x broke compatibility with autoconf 2.13
640 AC_DEFUN([CF_CHECK_CACHE],
642 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
643 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
644 system_name="$host_os"
646 system_name="`(uname -s -r) 2>/dev/null`"
647 if test -z "$system_name" ; then
648 system_name="`(hostname) 2>/dev/null`"
651 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
652 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
654 test -z "$system_name" && system_name="$cf_cv_system_name"
655 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
657 if test ".$system_name" != ".$cf_cv_system_name" ; then
658 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
659 AC_MSG_ERROR("Please remove config.cache and try again.")
662 dnl ---------------------------------------------------------------------------
663 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
664 dnl -----------------
665 dnl Check if the given compiler is really clang. clang's C driver defines
666 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
667 dnl not ignore some gcc options.
669 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
670 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
671 dnl the wrappers for gcc and g++ warnings.
673 dnl $1 = GCC (default) or GXX
674 dnl $2 = CLANG_COMPILER (default)
675 dnl $3 = CFLAGS (default) or CXXFLAGS
676 AC_DEFUN([CF_CLANG_COMPILER],[
677 ifelse([$2],,CLANG_COMPILER,[$2])=no
679 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
680 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
681 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
682 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
688 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
689 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
691 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
692 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
695 dnl ---------------------------------------------------------------------------
696 dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30
698 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
699 dnl variations of ncurses' installs.
701 dnl $1 = ncurses when looking for ncurses, or is empty
702 AC_DEFUN([CF_CURSES_HEADER],[
703 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
704 cf_cv_ncurses_header=none
706 ncurses.h ifelse($1,,,[$1/ncurses.h]) \
707 curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
709 AC_TRY_COMPILE([#include <${cf_header}>],
710 [initscr(); tgoto("?", 0,0)],
711 [cf_cv_ncurses_header=$cf_header; break],[])
715 if test "$cf_cv_ncurses_header" = none ; then
716 AC_MSG_ERROR(No curses header-files found)
719 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
720 AC_CHECK_HEADERS($cf_cv_ncurses_header)
722 dnl ---------------------------------------------------------------------------
723 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
725 dnl "dirname" is not portable, so we fake it with a shell script.
726 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
727 dnl ---------------------------------------------------------------------------
728 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
730 dnl You can always use "make -n" to see the actual options, but it's hard to
731 dnl pick out/analyze warning messages when the compile-line is long.
734 dnl ECHO_LT - symbol to control if libtool is verbose
735 dnl ECHO_LD - symbol to prefix "cc -o" lines
736 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
737 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
738 dnl ECHO_CC - symbol to put before any "cc" line
740 AC_DEFUN([CF_DISABLE_ECHO],[
741 AC_MSG_CHECKING(if you want to see long compiling messages)
743 [ --disable-echo do not display "compiling" commands],
746 ECHO_LD='@echo linking [$]@;'
747 RULE_CC='@echo compiling [$]<'
748 SHOW_CC='@echo compiling [$]@'
757 AC_MSG_RESULT($enableval)
764 dnl ---------------------------------------------------------------------------
765 dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00
766 dnl ------------------------
767 AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[
768 AC_MSG_CHECKING(if we want to use GNAT projects)
769 CF_ARG_DISABLE(gnat-projects,
770 [ --disable-gnat-projects test: disable GNAT projects even if usable],
771 [enable_gnat_projects=no],
772 [enable_gnat_projects=yes])
773 AC_MSG_RESULT($enable_gnat_projects)
775 dnl ---------------------------------------------------------------------------
776 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
778 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
779 dnl prefer a standard location, and use -L options only if we do not find the
780 dnl library in the standard library location(s).
781 dnl $1 = library name
782 dnl $2 = library class, usually the same as library name
784 dnl $4 = code fragment to compile/link
785 dnl $5 = corresponding function-name
786 dnl $6 = flag, nonnull if failure should not cause an error-exit
788 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
789 dnl to use a -L option.
790 AC_DEFUN([CF_FIND_LIBRARY],
792 eval 'cf_cv_have_lib_'$1'=no'
795 eval 'cf_cv_have_lib_'$1'=yes',[
797 AC_MSG_CHECKING(for $5 in -l$1)
799 AC_TRY_LINK([$3],[$4],
801 eval 'cf_cv_have_lib_'$1'=yes'
804 CF_LIBRARY_PATH(cf_search,$2)
805 for cf_libdir in $cf_search
807 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
808 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
809 AC_TRY_LINK([$3],[$4],
811 eval 'cf_cv_have_lib_'$1'=yes'
814 LIBS="$cf_save_LIBS"])
818 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
820 if test $cf_found_library = no ; then
821 AC_MSG_ERROR(Cannot link $1 library)
825 dnl ---------------------------------------------------------------------------
826 dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57
828 dnl Find a library (specifically the linkage used in the code fragment),
829 dnl searching for it if it is not already in the library path.
830 dnl See also CF_ADD_SEARCHPATH.
832 dnl Parameters (4-on are optional):
833 dnl $1 = headers for library entrypoint
834 dnl $2 = code fragment for library entrypoint
835 dnl $3 = the library name without the "-l" option or ".so" suffix.
836 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
837 dnl $5 = action to perform if not successful
838 dnl $6 = module name, if not the same as the library name
839 dnl $7 = extra libraries
841 dnl Sets these variables:
842 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
843 dnl $cf_cv_header_path_$3 - include-directory if needed
844 dnl $cf_cv_library_path_$3 - library-directory if needed
845 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
846 AC_DEFUN([CF_FIND_LINKAGE],[
848 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
849 # will be set on completion of the AC_TRY_LINK below.
850 cf_cv_header_path_$3=
851 cf_cv_library_path_$3=
853 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
857 AC_TRY_LINK([$1],[$2],[
858 cf_cv_find_linkage_$3=yes
859 cf_cv_header_path_$3=/usr/include
860 cf_cv_library_path_$3=/usr/lib
863 LIBS="-l$3 $7 $cf_save_LIBS"
865 AC_TRY_LINK([$1],[$2],[
866 cf_cv_find_linkage_$3=yes
867 cf_cv_header_path_$3=/usr/include
868 cf_cv_library_path_$3=/usr/lib
869 cf_cv_library_file_$3="-l$3"
871 cf_cv_find_linkage_$3=no
874 CF_VERBOSE(find linkage for $3 library)
875 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
877 cf_save_CPPFLAGS="$CPPFLAGS"
878 cf_test_CPPFLAGS="$CPPFLAGS"
880 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
881 for cf_cv_header_path_$3 in $cf_search
883 if test -d $cf_cv_header_path_$3 ; then
884 CF_VERBOSE(... testing $cf_cv_header_path_$3)
885 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
886 AC_TRY_COMPILE([$1],[$2],[
887 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
888 cf_cv_find_linkage_$3=maybe
889 cf_test_CPPFLAGS="$CPPFLAGS"
891 CPPFLAGS="$cf_save_CPPFLAGS"
896 if test "$cf_cv_find_linkage_$3" = maybe ; then
898 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
901 cf_save_LDFLAGS="$LDFLAGS"
904 CPPFLAGS="$cf_test_CPPFLAGS"
905 LIBS="-l$3 $7 $cf_save_LIBS"
906 AC_TRY_LINK([$1],[$2],[
907 CF_VERBOSE(... found $3 library in system)
908 cf_cv_find_linkage_$3=yes])
909 CPPFLAGS="$cf_save_CPPFLAGS"
913 if test "$cf_cv_find_linkage_$3" != yes ; then
914 CF_LIBRARY_PATH(cf_search,$3)
915 for cf_cv_library_path_$3 in $cf_search
917 if test -d $cf_cv_library_path_$3 ; then
918 CF_VERBOSE(... testing $cf_cv_library_path_$3)
919 CPPFLAGS="$cf_test_CPPFLAGS"
920 LIBS="-l$3 $7 $cf_save_LIBS"
921 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
922 AC_TRY_LINK([$1],[$2],[
923 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
924 cf_cv_find_linkage_$3=yes
925 cf_cv_library_file_$3="-l$3"
927 CPPFLAGS="$cf_save_CPPFLAGS"
929 LDFLAGS="$cf_save_LDFLAGS"
933 CPPFLAGS="$cf_save_CPPFLAGS"
934 LDFLAGS="$cf_save_LDFLAGS"
938 cf_cv_find_linkage_$3=no
945 if test "$cf_cv_find_linkage_$3" = yes ; then
947 CF_ADD_INCDIR($cf_cv_header_path_$3)
948 CF_ADD_LIBDIR($cf_cv_library_path_$3)
952 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
955 dnl ---------------------------------------------------------------------------
956 dnl CF_FIXUP_ADAFLAGS version: 2 updated: 2015/04/17 21:13:04
957 dnl -----------------
958 dnl make ADAFLAGS consistent with CFLAGS
959 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
960 AC_MSG_CHECKING(optimization options for ADAFLAGS)
968 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[ ]].*//'`
969 CF_ADD_ADAFLAGS($cf_O_flag)
972 AC_MSG_RESULT($ADAFLAGS)
974 dnl ---------------------------------------------------------------------------
975 dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
976 dnl -----------------
977 dnl Test for availability of useful gcc __attribute__ directives to quiet
978 dnl compiler warnings. Though useful, not all are supported -- and contrary
979 dnl to documentation, unrecognized directives cause older compilers to barf.
980 AC_DEFUN([CF_GCC_ATTRIBUTES],
984 cat > conftest.i <<EOF
992 #define GCC_NORETURN /* nothing */
995 #define GCC_UNUSED /* nothing */
1000 AC_CHECKING([for $CC __attribute__ directives])
1001 cat > conftest.$ac_ext <<EOF
1002 #line __oline__ "${as_me:-configure}"
1003 #include "confdefs.h"
1004 #include "conftest.h"
1005 #include "conftest.i"
1007 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1009 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1012 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1014 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1016 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1017 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1018 extern void foo(void) GCC_NORETURN;
1019 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1021 cf_printf_attribute=no
1022 cf_scanf_attribute=no
1023 for cf_attribute in scanf printf unused noreturn
1025 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1026 cf_directive="__attribute__(($cf_attribute))"
1027 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1029 case $cf_attribute in
1031 cf_printf_attribute=yes
1032 cat >conftest.h <<EOF
1033 #define GCC_$cf_ATTRIBUTE 1
1037 cf_scanf_attribute=yes
1038 cat >conftest.h <<EOF
1039 #define GCC_$cf_ATTRIBUTE 1
1043 cat >conftest.h <<EOF
1044 #define GCC_$cf_ATTRIBUTE $cf_directive
1049 if AC_TRY_EVAL(ac_compile); then
1050 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1051 cat conftest.h >>confdefs.h
1052 case $cf_attribute in
1054 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1057 cf_value='/* nothing */'
1058 if test "$cf_printf_attribute" != no ; then
1059 cf_value='__attribute__((format(printf,fmt,var)))'
1060 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1062 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1065 cf_value='/* nothing */'
1066 if test "$cf_scanf_attribute" != no ; then
1067 cf_value='__attribute__((format(scanf,fmt,var)))'
1068 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1070 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1073 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1079 fgrep define conftest.i >>confdefs.h
1084 dnl ---------------------------------------------------------------------------
1085 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1087 dnl Find version of gcc
1088 AC_DEFUN([CF_GCC_VERSION],[
1089 AC_REQUIRE([AC_PROG_CC])
1091 if test "$GCC" = yes ; then
1092 AC_MSG_CHECKING(version of $CC)
1093 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1094 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1095 AC_MSG_RESULT($GCC_VERSION)
1098 dnl ---------------------------------------------------------------------------
1099 dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00
1101 dnl Check if the compiler supports useful warning options. There's a few that
1102 dnl we don't use, simply because they're too noisy:
1104 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1105 dnl -Wredundant-decls (system headers make this too noisy)
1106 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1107 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1108 dnl is enabled for ncurses using "--enable-const".
1112 dnl $1 is an optional list of gcc warning flags that a particular
1113 dnl application might want to use, e.g., "no-unused" for
1116 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1118 AC_DEFUN([CF_GCC_WARNINGS],
1120 AC_REQUIRE([CF_GCC_VERSION])
1121 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1122 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1124 cat > conftest.$ac_ext <<EOF
1125 #line __oline__ "${as_me:-configure}"
1126 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1129 if test "$INTEL_COMPILER" = yes
1131 # The "-wdXXX" options suppress warnings:
1132 # remark #1419: external declaration in primary source file
1133 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1134 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1135 # remark #193: zero used for undefined preprocessing identifier
1136 # remark #593: variable "curs_sb_left_arrow" was set but never used
1137 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1138 # remark #869: parameter "tw" was never referenced
1139 # remark #981: operands are evaluated in unspecified order
1140 # warning #279: controlling expression is constant
1142 AC_CHECKING([for $CC warning options])
1143 cf_save_CFLAGS="$CFLAGS"
1144 EXTRA_CFLAGS="-Wall"
1156 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1157 if AC_TRY_EVAL(ac_compile); then
1158 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1159 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1162 CFLAGS="$cf_save_CFLAGS"
1164 elif test "$GCC" = yes
1166 AC_CHECKING([for $CC warning options])
1167 cf_save_CFLAGS="$CFLAGS"
1170 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1171 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1172 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1173 for cf_opt in W Wall \
1174 Wbad-function-cast \
1177 Wdeclaration-after-statement \
1180 Wmissing-declarations \
1181 Wmissing-prototypes \
1185 Wstrict-prototypes \
1186 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1188 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1189 if AC_TRY_EVAL(ac_compile); then
1190 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1193 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1196 case $GCC_VERSION in
1198 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1203 case $GCC_VERSION in
1205 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1210 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1213 CFLAGS="$cf_save_CFLAGS"
1217 AC_SUBST(EXTRA_CFLAGS)
1219 dnl ---------------------------------------------------------------------------
1220 dnl CF_GNATPREP_OPT_T version: 1 updated: 2014/08/02 18:37:25
1221 dnl -----------------
1222 AC_DEFUN([CF_GNATPREP_OPT_T],[
1223 AC_CACHE_CHECK(if GNATPREP supports -T option,cf_cv_gnatprep_opt_t,[
1224 cf_cv_gnatprep_opt_t=no
1225 gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes
1227 test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
1228 AC_SUBST(GNATPREP_OPTS)
1230 dnl ---------------------------------------------------------------------------
1231 dnl CF_GNAT_GENERICS version: 3 updated: 2015/04/17 21:13:04
1232 dnl ----------------
1233 AC_DEFUN([CF_GNAT_GENERICS],
1235 AC_REQUIRE([CF_GNAT_VERSION])
1237 AC_MSG_CHECKING(if GNAT supports generics)
1238 case $cf_gnat_version in
1239 (3.[[1-9]]*|[[4-9]].*)
1240 cf_gnat_generics=yes
1246 AC_MSG_RESULT($cf_gnat_generics)
1248 if test "$cf_gnat_generics" = yes
1250 cf_compile_generics=generics
1251 cf_generic_objects="\${GENOBJS}"
1253 cf_compile_generics=
1257 AC_SUBST(cf_compile_generics)
1258 AC_SUBST(cf_generic_objects)
1260 dnl ---------------------------------------------------------------------------
1261 dnl CF_GNAT_PROJECTS version: 8 updated: 2015/04/17 21:13:04
1262 dnl ----------------
1263 dnl GNAT projects are configured with ".gpr" project files.
1264 dnl GNAT libraries are a further development, using the project feature.
1265 AC_DEFUN([CF_GNAT_PROJECTS],
1267 AC_REQUIRE([CF_GNAT_VERSION])
1268 AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
1270 cf_gnat_libraries=no
1273 if test "$enable_gnat_projects" != no ; then
1274 AC_MSG_CHECKING(if GNAT supports project files)
1275 case $cf_gnat_version in
1279 case $cf_cv_system_name in
1283 mkdir conftest.src conftest.bin conftest.lib
1285 rm -rf conftest* *~conftest*
1286 cat >>library.gpr <<CF_EOF
1288 Kind := External ("LIB_KIND");
1289 for Library_Name use "ConfTest";
1290 for Object_Dir use ".";
1291 for Library_ALI_Dir use External("LIBRARY_DIR");
1292 for Library_Version use External ("SONAME");
1293 for Library_Kind use Kind;
1294 for Library_Dir use External("BUILD_DIR");
1295 Source_Dir := External ("SOURCE_DIR");
1296 for Source_Dirs use (Source_Dir);
1299 cat >>confpackage.ads <<CF_EOF
1300 package ConfPackage is
1304 cat >>confpackage.adb <<CF_EOF
1306 package body ConfPackage is
1307 procedure conftest is
1309 Text_IO.Put ("Hello World");
1314 if ( $cf_ada_make $ADAFLAGS \
1316 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1317 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1318 -XSOURCE_DIR=`pwd` \
1319 -XSONAME=libConfTest.so.1 \
1320 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1321 cf_gnat_projects=yes
1324 if test -f conftest.lib/confpackage.ali
1326 cf_gnat_libraries=yes
1328 rm -rf conftest* *~conftest*
1333 AC_MSG_RESULT($cf_gnat_projects)
1334 fi # enable_gnat_projects
1336 if test $cf_gnat_projects = yes
1338 AC_MSG_CHECKING(if GNAT supports libraries)
1339 AC_MSG_RESULT($cf_gnat_libraries)
1342 if test "$cf_gnat_projects" = yes
1344 USE_OLD_MAKERULES="#"
1345 USE_GNAT_PROJECTS=""
1347 USE_OLD_MAKERULES=""
1348 USE_GNAT_PROJECTS="#"
1351 if test "$cf_gnat_libraries" = yes
1353 USE_GNAT_LIBRARIES=""
1355 USE_GNAT_LIBRARIES="#"
1358 AC_SUBST(USE_OLD_MAKERULES)
1359 AC_SUBST(USE_GNAT_PROJECTS)
1360 AC_SUBST(USE_GNAT_LIBRARIES)
1362 dnl ---------------------------------------------------------------------------
1363 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1365 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1366 dnl is noted that gnat may compile a tasking unit even for configurations which
1367 dnl fail at runtime.
1368 AC_DEFUN([CF_GNAT_SIGINT],[
1369 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1370 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1374 pragma Warnings (Off); -- the next pragma exists since 3.11p
1375 pragma Unreserve_All_Interrupts;
1376 pragma Warnings (On);
1378 protected Process is
1380 function Continue return Boolean;
1381 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1383 Done : Boolean := False;
1387 [package body ConfTest is
1388 protected body Process is
1393 function Continue return Boolean is
1399 [cf_cv_gnat_sigint=yes],
1400 [cf_cv_gnat_sigint=no])])
1402 if test $cf_cv_gnat_sigint = yes ; then
1407 AC_SUBST(USE_GNAT_SIGINT)
1409 dnl ---------------------------------------------------------------------------
1410 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1411 dnl ----------------
1412 dnl Verify that a test program compiles/links with GNAT.
1413 dnl $cf_ada_make is set to the program that compiles/links
1414 dnl $ADAFLAGS may be set to the GNAT flags.
1416 dnl $1 is the text of the spec
1417 dnl $2 is the text of the body
1418 dnl $3 is the shell command to execute if successful
1419 dnl $4 is the shell command to execute if not successful
1420 AC_DEFUN([CF_GNAT_TRY_LINK],
1422 rm -rf conftest* *~conftest*
1423 cat >>conftest.ads <<CF_EOF
1426 cat >>conftest.adb <<CF_EOF
1429 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1430 ifelse($3,, :,[ $3])
1434 rm -rf conftest* *~conftest*
1436 dnl ---------------------------------------------------------------------------
1437 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1439 dnl Verify that a test program compiles and runs with GNAT
1440 dnl $cf_ada_make is set to the program that compiles/links
1441 dnl $ADAFLAGS may be set to the GNAT flags.
1443 dnl $1 is the text of the spec
1444 dnl $2 is the text of the body
1445 dnl $3 is the shell command to execute if successful
1446 dnl $4 is the shell command to execute if not successful
1447 AC_DEFUN([CF_GNAT_TRY_RUN],
1449 rm -rf conftest* *~conftest*
1450 cat >>conftest.ads <<CF_EOF
1453 cat >>conftest.adb <<CF_EOF
1456 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1457 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1458 ifelse($3,, :,[ $3])
1465 rm -rf conftest* *~conftest*
1467 dnl ---------------------------------------------------------------------------
1468 dnl CF_GNAT_VERSION version: 20 updated: 2015/04/18 08:56:57
1470 dnl Verify version of GNAT.
1471 AC_DEFUN([CF_GNAT_VERSION],
1473 AC_MSG_CHECKING(for gnat version)
1474 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1475 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1476 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1477 AC_MSG_RESULT($cf_gnat_version)
1479 case $cf_gnat_version in
1480 (3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]])
1481 cf_cv_prog_gnat_correct=yes
1484 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1485 cf_cv_prog_gnat_correct=no
1489 dnl ---------------------------------------------------------------------------
1490 dnl CF_GNU_SOURCE version: 7 updated: 2016/08/05 05:15:37
1492 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1493 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1494 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1495 dnl since it is interwoven with GNU extensions.
1497 dnl Well, yes we could work around it...
1498 AC_DEFUN([CF_GNU_SOURCE],
1500 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1501 AC_TRY_COMPILE([#include <sys/types.h>],[
1502 #ifndef _XOPEN_SOURCE
1505 [cf_cv_gnu_source=no],
1506 [cf_save="$CPPFLAGS"
1507 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1508 AC_TRY_COMPILE([#include <sys/types.h>],[
1509 #ifdef _XOPEN_SOURCE
1512 [cf_cv_gnu_source=no],
1513 [cf_cv_gnu_source=yes])
1518 if test "$cf_cv_gnu_source" = yes
1520 AC_CACHE_CHECK(if we should also define _DEFAULT_SOURCE,cf_cv_default_source,[
1521 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1522 AC_TRY_COMPILE([#include <sys/types.h>],[
1523 #ifdef _DEFAULT_SOURCE
1526 [cf_cv_default_source=no],
1527 [cf_cv_default_source=yes])
1529 test "$cf_cv_default_source" = yes && CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE"
1532 dnl ---------------------------------------------------------------------------
1533 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
1535 dnl Construct a search-list of directories for a nonstandard header-file
1538 dnl $1 = the variable to return as result
1539 dnl $2 = the package name
1540 AC_DEFUN([CF_HEADER_PATH],
1544 # collect the current set of include-directories from compiler flags
1545 cf_header_path_list=""
1546 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1547 for cf_header_path in $CPPFLAGS $CFLAGS
1549 case $cf_header_path in
1551 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1552 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1553 cf_header_path_list="$cf_header_path_list [$]$1"
1559 # add the variations for the package we are looking for
1560 CF_SUBDIR_PATH($1,$2,include)
1562 test "$includedir" != NONE && \
1563 test "$includedir" != "/usr/include" && \
1564 test -d "$includedir" && {
1565 test -d $includedir && $1="[$]$1 $includedir"
1566 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1569 test "$oldincludedir" != NONE && \
1570 test "$oldincludedir" != "/usr/include" && \
1571 test -d "$oldincludedir" && {
1572 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1573 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1576 $1="[$]$1 $cf_header_path_list"
1578 dnl ---------------------------------------------------------------------------
1579 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1581 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1582 AC_DEFUN([CF_HELP_MESSAGE],
1583 [AC_DIVERT_HELP([$1])dnl
1585 dnl ---------------------------------------------------------------------------
1586 dnl CF_INCLUDE_DIRS version: 10 updated: 2014/09/19 20:58:42
1588 dnl Construct the list of include-options according to whether we're building
1589 dnl in the source directory or using '--srcdir=DIR' option.
1590 AC_DEFUN([CF_INCLUDE_DIRS],
1592 if test "$srcdir" != "."; then
1593 CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
1595 CPPFLAGS="-I../include $CPPFLAGS"
1596 if test "$srcdir" != "."; then
1597 CPPFLAGS="-I\${srcdir} $CPPFLAGS"
1599 CPPFLAGS="-I. $CPPFLAGS"
1602 dnl ---------------------------------------------------------------------------
1603 dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
1604 dnl -----------------
1605 dnl Check if the given compiler is really the Intel compiler for Linux. It
1606 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1607 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1609 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1610 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1611 dnl the wrappers for gcc and g++ warnings.
1613 dnl $1 = GCC (default) or GXX
1614 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1615 dnl $3 = CFLAGS (default) or CXXFLAGS
1616 AC_DEFUN([CF_INTEL_COMPILER],[
1617 AC_REQUIRE([AC_CANONICAL_HOST])
1618 ifelse([$2],,INTEL_COMPILER,[$2])=no
1620 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1623 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1624 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1625 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1627 #ifdef __INTEL_COMPILER
1631 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1632 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1634 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1635 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1640 dnl ---------------------------------------------------------------------------
1641 dnl CF_LARGEFILE version: 10 updated: 2017/01/21 11:06:25
1643 dnl Add checks for large file support.
1644 AC_DEFUN([CF_LARGEFILE],[
1645 ifdef([AC_FUNC_FSEEKO],[
1647 if test "$enable_largefile" != no ; then
1650 # Normally we would collect these definitions in the config.h,
1651 # but (like _XOPEN_SOURCE), some environments rely on having these
1652 # defined before any of the system headers are included. Another
1653 # case comes up with C++, e.g., on AIX the compiler compiles the
1654 # header files by themselves before looking at the body files it is
1655 # told to compile. For ncurses, those header files do not include
1657 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1658 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1659 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1661 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1663 #pragma GCC diagnostic error "-Wincompatible-pointer-types"
1664 #include <sys/types.h>
1667 /* if transitional largefile support is setup, this is true */
1668 extern struct dirent64 * readdir(DIR *);
1669 struct dirent64 *x = readdir((DIR *)0);
1670 struct dirent *y = readdir((DIR *)0);
1673 [cf_cv_struct_dirent64=yes],
1674 [cf_cv_struct_dirent64=no])
1676 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
1680 dnl ---------------------------------------------------------------------------
1681 dnl CF_LD_RPATH_OPT version: 7 updated: 2016/02/20 18:01:19
1683 dnl For the given system and compiler, find the compiler flags to pass to the
1684 dnl loader to use the "rpath" feature.
1685 AC_DEFUN([CF_LD_RPATH_OPT],
1687 AC_REQUIRE([CF_CHECK_CACHE])
1690 AC_MSG_CHECKING(for an rpath option)
1691 case $cf_cv_system_name in
1693 if test "$GCC" = yes; then
1694 LD_RPATH_OPT="-Wl,-rpath,"
1696 LD_RPATH_OPT="-rpath "
1699 (linux*|gnu*|k*bsd*-gnu|freebsd*)
1700 LD_RPATH_OPT="-Wl,-rpath,"
1702 (openbsd[[2-9]].*|mirbsd*)
1703 LD_RPATH_OPT="-Wl,-rpath,"
1706 LD_RPATH_OPT="-rpath "
1709 LD_RPATH_OPT="-Wl,-rpath,"
1712 LD_RPATH_OPT="-rpath "
1720 AC_MSG_RESULT($LD_RPATH_OPT)
1722 case "x$LD_RPATH_OPT" in
1724 AC_MSG_CHECKING(if we need a space after rpath option)
1725 cf_save_LIBS="$LIBS"
1726 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1727 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1728 LIBS="$cf_save_LIBS"
1729 AC_MSG_RESULT($cf_rpath_space)
1730 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1734 dnl ---------------------------------------------------------------------------
1735 dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
1737 dnl Construct a search-list of directories for a nonstandard library-file
1740 dnl $1 = the variable to return as result
1741 dnl $2 = the package name
1742 AC_DEFUN([CF_LIBRARY_PATH],
1745 cf_library_path_list=""
1746 if test -n "${LDFLAGS}${LIBS}" ; then
1747 for cf_library_path in $LDFLAGS $LIBS
1749 case $cf_library_path in
1751 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1752 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1753 cf_library_path_list="$cf_library_path_list [$]$1"
1759 CF_SUBDIR_PATH($1,$2,lib)
1761 $1="$cf_library_path_list [$]$1"
1763 dnl ---------------------------------------------------------------------------
1764 dnl CF_LIB_PREFIX version: 12 updated: 2015/10/17 19:03:33
1766 dnl Compute the library-prefix for the given host system
1767 dnl $1 = variable to set
1768 define([CF_LIB_PREFIX],
1770 case $cf_cv_system_name in
1772 if test "$DFT_LWR_MODEL" = libtool; then
1778 (*) LIB_PREFIX='lib'
1781 ifelse($1,,,[$1=$LIB_PREFIX])
1782 AC_SUBST(LIB_PREFIX)
1784 dnl ---------------------------------------------------------------------------
1785 dnl CF_LIB_SUFFIX version: 25 updated: 2015/04/17 21:13:04
1787 dnl Compute the library file-suffix from the given model name
1789 dnl $2 = variable to set (the nominal library suffix)
1790 dnl $3 = dependency variable to set (actual filename)
1791 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1792 AC_DEFUN([CF_LIB_SUFFIX],
1808 case $cf_cv_system_name in
1813 (cygwin*|msys*|mingw*)
1844 if test -n "${LIB_SUFFIX}${EXTRA_SUFFIX}"
1846 $2="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$2}"
1847 $3="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$3}"
1850 dnl ---------------------------------------------------------------------------
1851 dnl CF_LIB_TYPE version: 5 updated: 2015/04/17 21:13:04
1853 dnl Compute the string to append to -library from the given model name
1855 dnl $2 = variable to set
1856 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1857 AC_DEFUN([CF_LIB_TYPE],
1863 (profile) $2='_p' ;;
1866 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1868 dnl ---------------------------------------------------------------------------
1869 dnl CF_LINK_DATAONLY version: 12 updated: 2017/07/23 17:46:07
1870 dnl ----------------
1871 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1872 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1873 dnl have to provide wrappers for global tables to ensure they're linked
1875 AC_DEFUN([CF_LINK_DATAONLY],
1877 AC_MSG_CHECKING([if data-only library module links])
1878 AC_CACHE_VAL(cf_cv_link_dataonly,[
1880 cat >conftest.$ac_ext <<EOF
1881 #line __oline__ "configure"
1882 int testdata[[3]] = { 123, 456, 789 };
1884 if AC_TRY_EVAL(ac_compile) ; then
1885 mv conftest.o data.o && \
1886 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1888 rm -f conftest.$ac_ext data.o
1889 cat >conftest.$ac_ext <<EOF
1890 #line __oline__ "configure"
1894 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1896 extern int testdata[[3]];
1897 return testdata[[0]] == 123
1898 && testdata[[1]] == 456
1899 && testdata[[2]] == 789;
1903 if AC_TRY_EVAL(ac_compile); then
1904 mv conftest.o func.o && \
1905 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1907 rm -f conftest.$ac_ext func.o
1908 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1910 LIBS="conftest.a $LIBS"
1914 extern int testfunc();
1915 ${cf_cv_main_return:-return} (!testfunc());
1918 [cf_cv_link_dataonly=yes],
1919 [cf_cv_link_dataonly=no],
1920 [cf_cv_link_dataonly=unknown])
1923 AC_MSG_RESULT($cf_cv_link_dataonly)
1925 if test "$cf_cv_link_dataonly" = no ; then
1926 AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
1931 dnl ---------------------------------------------------------------------------
1932 dnl CF_MAKEFLAGS version: 17 updated: 2015/08/05 20:44:28
1934 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1935 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1936 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1937 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1938 AC_DEFUN([CF_MAKEFLAGS],
1940 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1942 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1944 cat >cf_makeflags.tmp <<CF_EOF
1947 @ echo '.$cf_option'
1949 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1950 case "$cf_result" in
1952 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1953 case "$cf_result" in
1954 (.*CC=*) cf_cv_makeflags=
1956 (*) cf_cv_makeflags=$cf_option
1962 (*) echo "given option \"$cf_option\", no match \"$cf_result\""
1966 rm -f cf_makeflags.tmp
1969 AC_SUBST(cf_cv_makeflags)
1971 dnl ---------------------------------------------------------------------------
1972 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1974 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1975 dnl a monocase filesystem.
1976 AC_DEFUN([CF_MAKE_TAGS],[
1977 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1979 AC_CHECK_PROGS(CTAGS, exctags ctags)
1980 AC_CHECK_PROGS(ETAGS, exetags etags)
1982 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1984 if test "$cf_cv_mixedcase" = yes ; then
1985 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1990 if test "$MAKE_UPPER_TAGS" = yes ; then
1996 if test "$MAKE_LOWER_TAGS" = yes ; then
2005 AC_SUBST(MAKE_UPPER_TAGS)
2006 AC_SUBST(MAKE_LOWER_TAGS)
2008 dnl ---------------------------------------------------------------------------
2009 dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
2010 dnl ----------------------
2011 dnl Check if the file-system supports mixed-case filenames. If we're able to
2012 dnl create a lowercase name and see it as uppercase, it doesn't support that.
2013 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
2015 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
2016 if test "$cross_compiling" = yes ; then
2017 case $target_alias in
2018 (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
2026 rm -f conftest CONFTEST
2028 if test -f CONFTEST ; then
2033 rm -f conftest CONFTEST
2036 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
2038 dnl ---------------------------------------------------------------------------
2039 dnl CF_MKSTEMP version: 10 updated: 2017/01/21 11:12:16
2041 dnl Check for a working mkstemp. This creates two files, checks that they are
2042 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2043 AC_DEFUN([CF_MKSTEMP],[
2047 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2050 #include <sys/types.h>
2051 #ifdef HAVE_UNISTD_H
2057 #include <sys/stat.h>
2060 char *tmpl = "conftestXXXXXX";
2068 for (n = 0; n < 2; ++n) {
2069 strcpy(name[n], tmpl);
2070 if ((fd = mkstemp(name[n])) >= 0) {
2071 if (!strcmp(name[n], tmpl)
2072 || stat(name[n], &sb) != 0
2073 || (sb.st_mode & S_IFMT) != S_IFREG
2074 || (sb.st_mode & 077) != 0) {
2081 && !strcmp(name[0], name[1]))
2083 ${cf_cv_main_return:-return}(result);
2085 ],[cf_cv_func_mkstemp=yes
2086 ],[cf_cv_func_mkstemp=no
2087 ],[cf_cv_func_mkstemp=maybe])
2089 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
2090 AC_CHECK_FUNC(mkstemp)
2092 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2093 AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
2096 dnl ---------------------------------------------------------------------------
2097 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2099 dnl Write a debug message to config.log, along with the line number in the
2100 dnl configure script.
2101 AC_DEFUN([CF_MSG_LOG],[
2102 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2104 dnl ---------------------------------------------------------------------------
2105 dnl CF_NCURSES_ADDON version: 5 updated: 2015/04/26 18:06:58
2106 dnl ----------------
2107 dnl Configure an ncurses add-on, built outside the ncurses tree.
2108 AC_DEFUN([CF_NCURSES_ADDON],[
2109 AC_REQUIRE([CF_NCURSES_CONFIG])
2111 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2113 AC_MSG_CHECKING(if you want wide-character code)
2114 AC_ARG_ENABLE(widec,
2115 [ --enable-widec compile with wide-char/UTF-8 code],
2116 [with_widec=$enableval],
2118 AC_MSG_RESULT($with_widec)
2119 if test "$with_widec" = yes ; then
2121 CF_NCURSES_CONFIG(ncursesw)
2123 CF_NCURSES_CONFIG(ncurses)
2126 if test "$NCURSES_CONFIG_PKG" != none ; then
2127 cf_version=`$PKG_CONFIG --modversion $NCURSES_CONFIG_PKG 2>/dev/null`
2129 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2130 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2131 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2133 cf_cv_abi_version=`$PKG_CONFIG --variable=abi_version $NCURSES_CONFIG_PKG 2>/dev/null`
2134 if test -z "$cf_cv_abi_version"
2136 cf_cv_abi_version=`$PKG_CONFIG --variable=major_version $NCURSES_CONFIG_PKG 2>/dev/null`
2139 elif test "$NCURSES_CONFIG" != none ; then
2141 cf_version=`$NCURSES_CONFIG --version 2>/dev/null`
2143 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2144 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2145 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2147 # ABI version is not available from headers
2148 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version 2>/dev/null`
2152 for cf_name in MAJOR MINOR PATCH
2154 cat >conftest.$ac_ext <<CF_EOF
2155 #include <${cf_cv_ncurses_header:-curses.h}>
2156 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2158 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2160 if test -f conftest.out ; then
2161 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2162 eval NCURSES_$cf_name=\"$cf_result\"
2163 # cat conftest.$ac_ext
2168 cf_cv_abi_version=${NCURSES_MAJOR}
2172 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2174 dnl Show the computed version, for logging
2175 cf_cv_timestamp=`date`
2177 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2179 dnl We need these values in the generated headers
2180 AC_SUBST(NCURSES_MAJOR)
2181 AC_SUBST(NCURSES_MINOR)
2182 AC_SUBST(NCURSES_PATCH)
2184 dnl We need these values in the generated makefiles
2185 AC_SUBST(cf_cv_rel_version)
2186 AC_SUBST(cf_cv_abi_version)
2188 dnl FIXME - not needed for Ada95
2189 AC_SUBST(cf_cv_builtin_bool)
2190 AC_SUBST(cf_cv_header_stdbool_h)
2191 AC_SUBST(cf_cv_type_of_bool)dnl
2194 dnl ---------------------------------------------------------------------------
2195 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2196 dnl -------------------
2197 dnl Check if we can compile with ncurses' header file
2198 dnl $1 is the cache variable to set
2199 dnl $2 is the header-file to include
2200 dnl $3 is the root name (ncurses or ncursesw)
2201 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2203 ]ifelse($3,ncursesw,[
2204 #define _XOPEN_SOURCE_EXTENDED
2205 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2206 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2209 #ifdef NCURSES_VERSION
2210 ]ifelse($3,ncursesw,[
2215 printf("%s\n", NCURSES_VERSION);
2227 dnl ---------------------------------------------------------------------------
2228 dnl CF_NCURSES_CONFIG version: 18 updated: 2017/07/23 18:30:00
2229 dnl -----------------
2230 dnl Tie together the configure-script macros for ncurses, preferring these in
2232 dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG
2233 dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG
2234 dnl c) just plain libraries
2236 dnl $1 is the root library name (default: "ncurses")
2237 AC_DEFUN([CF_NCURSES_CONFIG],[
2238 AC_REQUIRE([CF_PKG_CONFIG])
2239 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2240 cf_have_ncuconfig=no
2242 if test "x${PKG_CONFIG:=none}" != xnone; then
2243 AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root)
2244 if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
2247 AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
2248 cf_have_ncuconfig=unknown
2250 cf_save_CPPFLAGS="$CPPFLAGS"
2251 cf_save_LIBS="$LIBS"
2253 CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`"
2254 CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
2256 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2257 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2258 [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
2260 { char *xx = curses_version(); return (xx == 0); }],
2261 [cf_have_ncuconfig=yes],
2262 [cf_have_ncuconfig=no],
2263 [cf_have_ncuconfig=maybe])],
2264 [cf_have_ncuconfig=no])
2265 AC_MSG_RESULT($cf_have_ncuconfig)
2266 test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
2267 if test "$cf_have_ncuconfig" != "yes"
2269 CPPFLAGS="$cf_save_CPPFLAGS"
2270 LIBS="$cf_save_LIBS"
2271 NCURSES_CONFIG_PKG=none
2273 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2274 NCURSES_CONFIG_PKG=$cf_ncuconfig_root
2280 NCURSES_CONFIG_PKG=none
2283 NCURSES_CONFIG_PKG=none
2286 if test "x$cf_have_ncuconfig" = "xno"; then
2287 echo "Looking for ${cf_ncuconfig_root}-config"
2289 CF_ACVERSION_CHECK(2.52,
2290 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2291 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2293 if test "$NCURSES_CONFIG" != none ; then
2295 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2296 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2298 # even with config script, some packages use no-override for curses.h
2299 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2301 dnl like CF_NCURSES_CPPFLAGS
2302 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2304 dnl like CF_NCURSES_LIBS
2305 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2306 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2308 dnl like CF_NCURSES_VERSION
2309 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2313 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2314 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2321 dnl ---------------------------------------------------------------------------
2322 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
2323 dnl -------------------
2324 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2325 dnl the CPPFLAGS variable so we can include its header.
2327 dnl The header files may be installed as either curses.h, or ncurses.h (would
2328 dnl be obsolete, except that some packagers prefer this name to distinguish it
2329 dnl from a "native" curses implementation). If not installed for overwrite,
2330 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2331 dnl /usr/include/ncurses), but someone may have installed overwriting the
2332 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2333 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2336 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2337 dnl is already in the include-path, don't even bother with this, since we cannot
2338 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2340 dnl The optional parameter gives the root name of the library, in case it is
2341 dnl not installed as the default curses library. That is how the
2342 dnl wide-character version of ncurses is installed.
2343 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2344 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2346 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2347 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2349 test -n "$cf_cv_curses_dir" && \
2350 test "$cf_cv_curses_dir" != "no" && { \
2351 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2354 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2355 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2356 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2357 for cf_header in $cf_header_list
2359 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2360 test "$cf_cv_ncurses_h" != no && break
2367 # some applications need this, but should check for NCURSES_VERSION
2368 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2372 dnl ---------------------------------------------------------------------------
2373 dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
2374 dnl -----------------
2375 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2376 dnl variations of ncurses' installs.
2378 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2379 AC_DEFUN([CF_NCURSES_HEADER],[
2381 if test "$cf_cv_ncurses_h" != no ; then
2382 cf_cv_ncurses_header=$cf_cv_ncurses_h
2385 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2386 test -n "$verbose" && echo
2387 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2388 test -n "$verbose" && echo search path $cf_search
2389 cf_save2_CPPFLAGS="$CPPFLAGS"
2390 for cf_incdir in $cf_search
2392 CF_ADD_INCDIR($cf_incdir)
2397 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2398 if test "$cf_cv_ncurses_h2" != no ; then
2399 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2400 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2403 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2405 CPPFLAGS="$cf_save2_CPPFLAGS"
2406 test "$cf_cv_ncurses_h2" != no && break
2408 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2411 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2412 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2413 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2414 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2416 CF_ADD_INCDIR($cf_1st_incdir)
2420 # Set definitions to allow ifdef'ing for ncurses.h
2422 case $cf_cv_ncurses_header in
2424 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2428 case $cf_cv_ncurses_header in
2429 (ncurses/curses.h|ncurses/ncurses.h)
2430 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2432 (ncursesw/curses.h|ncursesw/ncurses.h)
2433 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2438 dnl ---------------------------------------------------------------------------
2439 dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
2441 dnl Look for the ncurses library. This is a little complicated on Linux,
2442 dnl because it may be linked with the gpm (general purpose mouse) library.
2443 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2444 dnl unusable with ncurses. However, we don't want to link with gpm unless
2445 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2446 dnl and the linker will record a dependency.
2448 dnl The optional parameter gives the root name of the library, in case it is
2449 dnl not installed as the default curses library. That is how the
2450 dnl wide-character version of ncurses is installed.
2451 AC_DEFUN([CF_NCURSES_LIBS],
2452 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2454 cf_nculib_root=ifelse($1,,ncurses,$1)
2455 # This works, except for the special case where we find gpm, but
2456 # ncurses is in a nonstandard location via $LIBS, and we really want
2459 cf_ncurses_SAVE="$LIBS"
2460 AC_CHECK_LIB(gpm,Gpm_Open,
2461 [AC_CHECK_LIB(gpm,initscr,
2462 [LIBS="$cf_ncurses_SAVE"],
2463 [cf_ncurses_LIBS="-lgpm"])])
2467 # This is only necessary if you are linking against an obsolete
2468 # version of ncurses (but it should do no harm, since it's static).
2469 if test "$cf_nculib_root" = ncurses ; then
2470 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2475 CF_ADD_LIBS($cf_ncurses_LIBS)
2477 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2479 CF_ADD_LIBS(-l$cf_nculib_root)
2481 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2482 [#include <${cf_cv_ncurses_header:-curses.h}>],
2487 if test -n "$cf_ncurses_LIBS" ; then
2488 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2489 cf_ncurses_SAVE="$LIBS"
2490 for p in $cf_ncurses_LIBS ; do
2491 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2492 if test "$q" != "$LIBS" ; then
2496 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2497 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2498 [AC_MSG_RESULT(yes)],
2500 LIBS="$cf_ncurses_SAVE"])
2503 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2504 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2506 dnl ---------------------------------------------------------------------------
2507 dnl CF_NCURSES_VERSION version: 15 updated: 2017/05/09 19:26:10
2508 dnl ------------------
2509 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2510 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2511 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2512 AC_DEFUN([CF_NCURSES_VERSION],
2514 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2515 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2516 cf_cv_ncurses_version=no
2520 #include <${cf_cv_ncurses_header:-curses.h}>
2524 FILE *fp = fopen("$cf_tempfile", "w");
2525 #ifdef NCURSES_VERSION
2526 # ifdef NCURSES_VERSION_PATCH
2527 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2529 fprintf(fp, "%s\n", NCURSES_VERSION);
2533 fprintf(fp, "old\n");
2538 ${cf_cv_main_return:-return}(0);
2540 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2542 # This will not work if the preprocessor splits the line after the
2543 # Autoconf token. The 'unproto' program does that.
2544 cat > conftest.$ac_ext <<EOF
2545 #include <${cf_cv_ncurses_header:-curses.h}>
2547 #ifdef NCURSES_VERSION
2548 Autoconf NCURSES_VERSION
2556 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2558 if test -f conftest.out ; then
2559 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2560 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2566 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2568 dnl ---------------------------------------------------------------------------
2569 dnl CF_OBJ_SUBDIR version: 7 updated: 2015/04/17 21:13:04
2571 dnl Compute the object-directory name from the given model name
2572 AC_DEFUN([CF_OBJ_SUBDIR],
2575 (libtool) $2='obj_lo' ;;
2576 (normal) $2='objects' ;;
2577 (debug) $2='obj_g' ;;
2578 (profile) $2='obj_p' ;;
2580 case $cf_cv_system_name in
2588 dnl ---------------------------------------------------------------------------
2589 dnl CF_PATHSEP version: 7 updated: 2015/04/12 15:39:00
2591 dnl Provide a value for the $PATH and similar separator (or amend the value
2592 dnl as provided in autoconf 2.5x).
2593 AC_DEFUN([CF_PATHSEP],
2595 AC_MSG_CHECKING(for PATH separator)
2596 case $cf_cv_system_name in
2597 (os2*) PATH_SEPARATOR=';' ;;
2598 (*) ${PATH_SEPARATOR:=':'} ;;
2600 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2601 AC_SUBST(PATH_SEPARATOR)
2602 AC_MSG_RESULT($PATH_SEPARATOR)
2604 dnl ---------------------------------------------------------------------------
2605 dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
2607 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2608 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2609 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2610 dnl delayed evaluation of those symbols.
2611 AC_DEFUN([CF_PATH_SYNTAX],[
2612 if test "x$prefix" != xNONE; then
2613 cf_path_syntax="$prefix"
2615 cf_path_syntax="$ac_default_prefix"
2619 (.\[$]\(*\)*|.\'*\'*)
2623 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
2625 (.\[$]{*prefix}*|.\[$]{*dir}*)
2629 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2634 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2637 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2641 dnl ---------------------------------------------------------------------------
2642 dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
2644 dnl Check for the package-config program, unless disabled by command-line.
2645 AC_DEFUN([CF_PKG_CONFIG],
2647 AC_MSG_CHECKING(if you want to use pkg-config)
2648 AC_ARG_WITH(pkg-config,
2649 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2650 [cf_pkg_config=$withval],
2651 [cf_pkg_config=yes])
2652 AC_MSG_RESULT($cf_pkg_config)
2654 case $cf_pkg_config in
2659 CF_ACVERSION_CHECK(2.52,
2660 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2661 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2668 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2669 if test "$PKG_CONFIG" != none ; then
2670 CF_PATH_SYNTAX(PKG_CONFIG)
2671 elif test "x$cf_pkg_config" != xno ; then
2672 AC_MSG_WARN(pkg-config is not installed)
2675 AC_SUBST(PKG_CONFIG)
2677 dnl ---------------------------------------------------------------------------
2678 dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00
2679 dnl -----------------
2680 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2682 dnl POSIX.1-1990 _POSIX_SOURCE
2683 dnl POSIX.1-1990 and _POSIX_SOURCE and
2684 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2686 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2687 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2688 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2691 dnl $1 is the nominal value for _POSIX_C_SOURCE
2692 AC_DEFUN([CF_POSIX_C_SOURCE],
2694 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2696 cf_save_CFLAGS="$CFLAGS"
2697 cf_save_CPPFLAGS="$CPPFLAGS"
2699 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2700 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2702 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2703 CF_MSG_LOG(if the symbol is already defined go no further)
2704 AC_TRY_COMPILE([#include <sys/types.h>],[
2705 #ifndef _POSIX_C_SOURCE
2708 [cf_cv_posix_c_source=no],
2709 [cf_want_posix_source=no
2710 case .$cf_POSIX_C_SOURCE in
2712 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2715 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2716 cf_want_posix_source=yes
2719 cf_want_posix_source=yes
2722 if test "$cf_want_posix_source" = yes ; then
2723 AC_TRY_COMPILE([#include <sys/types.h>],[
2724 #ifdef _POSIX_SOURCE
2727 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2729 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2730 CFLAGS="$cf_trim_CFLAGS"
2731 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2732 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2733 AC_TRY_COMPILE([#include <sys/types.h>],[
2734 #ifndef _POSIX_C_SOURCE
2737 [cf_cv_posix_c_source=no])
2738 CFLAGS="$cf_save_CFLAGS"
2739 CPPFLAGS="$cf_save_CPPFLAGS"
2743 if test "$cf_cv_posix_c_source" != no ; then
2744 CFLAGS="$cf_trim_CFLAGS"
2745 CPPFLAGS="$cf_trim_CPPFLAGS"
2746 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2750 dnl ---------------------------------------------------------------------------
2751 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2753 dnl Check for archiver "ar".
2754 AC_DEFUN([CF_PROG_AR],[
2755 AC_CHECK_TOOL(AR, ar, ar)
2757 dnl ---------------------------------------------------------------------------
2758 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2760 dnl Check for awk, ensure that the check found something.
2761 AC_DEFUN([CF_PROG_AWK],
2764 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2766 dnl ---------------------------------------------------------------------------
2767 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2769 dnl standard check for CC, plus followup sanity checks
2770 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2771 AC_DEFUN([CF_PROG_CC],[
2772 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2774 CF_ACVERSION_CHECK(2.52,
2779 dnl ---------------------------------------------------------------------------
2780 dnl CF_PROG_CC_C_O version: 5 updated: 2017/01/21 11:06:25
2782 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2783 dnl the output file can be renamed, and allows for a shell variable that can
2784 dnl be used later. The parameter is either CC or CXX. The result is the
2786 dnl $cf_cv_prog_CC_c_o
2787 dnl $cf_cv_prog_CXX_c_o
2790 dnl $2 = compiler options, if any
2791 AC_DEFUN([CF_PROG_CC_C_O],
2792 [AC_REQUIRE([AC_PROG_CC])dnl
2793 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2794 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2796 cat > conftest.$ac_ext <<CF_EOF
2799 ${cf_cv_main_return:-return}(0);
2802 # We do the test twice because some compilers refuse to overwrite an
2803 # existing .o file with -o, though they will create one.
2804 ac_try='[$]$1 $2 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2805 if AC_TRY_EVAL(ac_try) &&
2806 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2808 eval cf_cv_prog_$1_c_o=yes
2810 eval cf_cv_prog_$1_c_o=no
2814 if test $cf_cv_prog_$1_c_o = yes; then
2815 AC_MSG_RESULT([yes])
2820 dnl ---------------------------------------------------------------------------
2821 dnl CF_PROG_EGREP version: 2 updated: 2015/04/18 08:56:57
2823 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2824 dnl This macro adds a check to ensure the script found something.
2825 AC_DEFUN([CF_PROG_EGREP],
2826 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2827 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2828 then ac_cv_prog_egrep='grep -E'
2829 else ac_cv_prog_egrep='egrep'
2831 EGREP=$ac_cv_prog_egrep
2833 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2835 dnl ---------------------------------------------------------------------------
2836 dnl CF_PROG_EXT version: 13 updated: 2015/04/18 09:03:58
2838 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2839 AC_DEFUN([CF_PROG_EXT],
2841 AC_REQUIRE([CF_CHECK_CACHE])
2842 case $cf_cv_system_name in
2844 CFLAGS="$CFLAGS -Zmt"
2845 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2846 CXXFLAGS="$CXXFLAGS -Zmt"
2847 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2848 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2858 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)])
2860 dnl ---------------------------------------------------------------------------
2861 dnl CF_PROG_GNAT version: 3 updated: 2015/04/18 08:56:57
2863 dnl Check for gnatmake, ensure that it is complete.
2864 AC_DEFUN([CF_PROG_GNAT],[
2865 cf_ada_make=gnatmake
2866 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2867 if test "$ac_cv_prog_gnat_exists" = no; then
2869 cf_cv_prog_gnat_correct=no
2872 AC_CHECK_PROG(M4_exists, m4, yes, no)
2873 if test "$ac_cv_prog_M4_exists" = no; then
2874 cf_cv_prog_gnat_correct=no
2875 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2877 if test "$cf_cv_prog_gnat_correct" = yes; then
2878 AC_MSG_CHECKING(if GNAT works)
2879 CF_GNAT_TRY_RUN([procedure conftest;],
2882 procedure conftest is
2884 Text_IO.Put ("Hello World");
2886 GNAT.OS_Lib.OS_Exit (0);
2887 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2888 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2892 AC_SUBST(cf_ada_make)
2894 dnl ---------------------------------------------------------------------------
2895 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2897 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2898 dnl option if it is supported.
2899 AC_DEFUN([CF_PROG_LN_S],[
2901 AC_MSG_CHECKING(if $LN_S -f options work)
2903 rm -f conf$$.src conf$$dst
2905 echo first >conf$$.src
2906 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2911 rm -f conf$$.dst conf$$src
2912 AC_MSG_RESULT($cf_prog_ln_sf)
2914 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2916 dnl ---------------------------------------------------------------------------
2917 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2918 dnl ----------------
2919 dnl Remove all -U and -D options that refer to the given symbol from a list
2920 dnl of C compiler options. This works around the problem that not all
2921 dnl compilers process -U and -D options from left-to-right, so a -U option
2922 dnl cannot be used to cancel the effect of a preceding -D option.
2924 dnl $1 = target (which could be the same as the source variable)
2925 dnl $2 = source (including '$')
2926 dnl $3 = symbol to remove
2927 define([CF_REMOVE_DEFINE],
2930 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2931 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2933 dnl ---------------------------------------------------------------------------
2934 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2936 dnl Remove the given library from the symbol
2938 dnl $1 = target (which could be the same as the source variable)
2939 dnl $2 = source (including '$')
2940 dnl $3 = library to remove
2941 define([CF_REMOVE_LIB],
2943 # remove $3 library from $2
2944 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2946 dnl ---------------------------------------------------------------------------
2947 dnl CF_SHARED_OPTS version: 90 updated: 2017/02/11 14:48:57
2950 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2954 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
2955 dnl the build-tree, i.e., by making use of the libraries that are compiled in
2956 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
2957 dnl shared library since that can lead to unexpected results at runtime.
2958 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
2959 dnl libraries are compiled in ../../lib
2961 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2962 dnl to install symbolic links to the rel/abi versions of shared libraries.
2964 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2965 dnl version when making symbolic links.
2967 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2968 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2969 dnl (ex: libncurses.so.<ver>).
2971 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2972 AC_DEFUN([CF_SHARED_OPTS],
2974 AC_REQUIRE([CF_LD_RPATH_OPT])
2979 INSTALL_LIB="-m 644"
2980 : ${rel_builddir:=.}
2988 cf_cv_do_symlinks=no
2990 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2992 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2993 AC_ARG_WITH(shlib-version,
2994 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2995 [test -z "$withval" && withval=auto
2998 cf_cv_shlib_version=auto
3001 cf_cv_shlib_version=$withval
3004 AC_MSG_RESULT($withval)
3005 AC_MSG_ERROR([option value must be one of: rel, abi, or auto])
3008 ],[cf_cv_shlib_version=auto])
3009 AC_MSG_RESULT($cf_cv_shlib_version)
3014 # Some less-capable ports of gcc support only -fpic
3018 if test "$GCC" = yes
3022 case $cf_cv_system_name in
3023 (*linux*) # e.g., PGI compiler
3029 if test "$cf_try_fPIC" = yes
3031 AC_MSG_CHECKING(which $CC option to use)
3032 cf_save_CFLAGS="$CFLAGS"
3033 for CC_SHARED_OPTS in -fPIC -fpic ''
3035 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
3036 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
3038 AC_MSG_RESULT($CC_SHARED_OPTS)
3039 CFLAGS="$cf_save_CFLAGS"
3042 cf_cv_shlib_version_infix=no
3044 case $cf_cv_system_name in
3045 (aix4.[3-9]*|aix[[5-7]]*)
3046 if test "$GCC" = yes; then
3047 CC_SHARED_OPTS='-Wl,-brtl'
3048 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3050 CC_SHARED_OPTS='-brtl'
3051 # as well as '-qpic=large -G' or perhaps "-bM:SRE -bnoentry -bexpall"
3052 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3056 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
3060 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3061 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3062 cf_cv_shlib_version=cygdll
3063 cf_cv_shlib_version_infix=cygdll
3066 cat >mk_shared_lib.sh <<-CF_EOF
3069 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3072 Linking shared library
3073 ** SHARED_LIB \[$]SHARED_LIB
3074 ** IMPORT_LIB \[$]IMPORT_LIB
3076 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3078 chmod +x mk_shared_lib.sh
3082 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3083 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3084 cf_cv_shlib_version=msysdll
3085 cf_cv_shlib_version_infix=msysdll
3088 cat >mk_shared_lib.sh <<-CF_EOF
3091 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3094 Linking shared library
3095 ** SHARED_LIB \[$]SHARED_LIB
3096 ** IMPORT_LIB \[$]IMPORT_LIB
3098 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3100 chmod +x mk_shared_lib.sh
3103 cf_try_cflags="no-cpp-precomp"
3104 CC_SHARED_OPTS="-dynamic"
3105 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
3106 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
3107 cf_cv_shlib_version_infix=yes
3108 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
3109 cf_save_LDFLAGS=$LDFLAGS
3110 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3111 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
3112 LDFLAGS=$cf_save_LDFLAGS])
3113 if test $cf_cv_ldflags_search_paths_first = yes; then
3114 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3118 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
3119 if test "$GCC" != yes; then
3122 MK_SHARED_LIB='${LD} -b -o $[@]'
3123 INSTALL_LIB="-m 555"
3126 # (tested with gcc 2.7.2 -- I don't have c89)
3127 if test "$GCC" = yes; then
3128 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3131 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3133 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3134 # HP-UX shared libraries must be executable, and should be
3135 # readonly to exploit a quirk in the memory manager.
3136 INSTALL_LIB="-m 555"
3139 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3140 if test "$cf_cv_shlib_version" = rel; then
3141 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3143 cf_shared_soname='`basename $@`'
3146 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
3149 if test "$cf_cv_enable_rpath" = yes ; then
3150 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3152 # tested with IRIX 5.2 and 'cc'.
3153 if test "$GCC" != yes; then
3154 CC_SHARED_OPTS='-KPIC'
3155 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3157 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3159 cf_cv_rm_so_locs=yes
3161 (linux*|gnu*|k*bsd*-gnu)
3162 if test "$DFT_LWR_MODEL" = "shared" ; then
3163 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3164 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3166 if test "$cf_cv_enable_rpath" = yes ; then
3167 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3170 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3173 cf_cv_shlib_version=mingw
3174 cf_cv_shlib_version_infix=mingw
3177 if test "$DFT_LWR_MODEL" = "shared" ; then
3178 LOCAL_LDFLAGS="-Wl,--enable-auto-import"
3179 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3180 EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
3183 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3184 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3185 cat >mk_shared_lib.sh <<-CF_EOF
3188 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3191 Linking shared library
3192 ** SHARED_LIB \[$]SHARED_LIB
3193 ** IMPORT_LIB \[$]IMPORT_LIB
3195 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3197 chmod +x mk_shared_lib.sh
3199 (openbsd[[2-9]].*|mirbsd*)
3200 if test "$DFT_LWR_MODEL" = "shared" ; then
3201 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3202 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3204 if test "$cf_cv_enable_rpath" = yes ; then
3205 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3207 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3209 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3211 (nto-qnx*|openbsd*|freebsd[[12]].*)
3212 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3213 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3214 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3216 (dragonfly*|freebsd*)
3217 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3218 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3219 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3220 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
3221 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3224 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3227 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3228 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3229 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3230 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3231 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3232 if test "$cf_cv_shlib_version" = auto; then
3233 if test -f /usr/libexec/ld.elf_so; then
3234 cf_cv_shlib_version=abi
3236 cf_cv_shlib_version=rel
3240 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3242 MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
3246 # tested with OSF/1 V3.2 and 'cc'
3247 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3248 # link with shared libs).
3249 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3252 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3255 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3256 if test "$DFT_LWR_MODEL" = "shared" ; then
3257 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3258 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3260 cf_cv_rm_so_locs=yes
3262 (sco3.2v5*) # also uw2* and UW7: hops 13-Apr-98
3263 # tested with osr5.0.5
3264 if test "$GCC" != yes; then
3265 CC_SHARED_OPTS='-belf -KPIC'
3267 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3268 if test "$cf_cv_enable_rpath" = yes ; then
3269 # only way is to set LD_RUN_PATH but no switch for it
3272 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3273 LINK_PROGS='LD_RUN_PATH=${libdir}'
3274 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3277 # tested with SunOS 4.1.1 and gcc 2.7.0
3278 if test "$GCC" != yes; then
3279 CC_SHARED_OPTS='-KPIC'
3281 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3282 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3285 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3286 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3287 if test "$DFT_LWR_MODEL" = "shared" ; then
3288 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3289 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3291 if test "$cf_cv_enable_rpath" = yes ; then
3292 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3295 if test "$GCC" != yes; then
3296 cf_save_CFLAGS="$CFLAGS"
3297 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3299 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3300 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3302 CFLAGS="$cf_save_CFLAGS"
3303 CC_SHARED_OPTS=$cf_shared_opts
3304 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3306 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3309 (sysv5uw7*|unix_sv*)
3310 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3311 if test "$GCC" != yes; then
3312 CC_SHARED_OPTS='-KPIC'
3314 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3317 CC_SHARED_OPTS='unknown'
3318 MK_SHARED_LIB='echo unknown'
3322 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3323 case "$cf_cv_shlib_version" in
3325 case "$MK_SHARED_LIB" in
3327 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3330 AC_MSG_WARN(ignored --with-shlib-version)
3336 if test -n "$cf_try_cflags"
3338 cat > conftest.$ac_ext <<EOF
3339 #line __oline__ "${as_me:-configure}"
3341 int main(int argc, char *argv[[]])
3344 return (argv[[argc-1]] == 0) ;
3347 cf_save_CFLAGS="$CFLAGS"
3348 for cf_opt in $cf_try_cflags
3350 CFLAGS="$cf_save_CFLAGS -$cf_opt"
3351 AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
3352 if AC_TRY_EVAL(ac_compile); then
3354 cf_save_CFLAGS="$CFLAGS"
3359 CFLAGS="$cf_save_CFLAGS"
3363 # RPATH_LIST is a colon-separated list of directories
3364 test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
3365 test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
3367 test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
3369 CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
3370 CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB)
3372 AC_SUBST(CC_SHARED_OPTS)
3373 AC_SUBST(LD_RPATH_OPT)
3374 AC_SUBST(LD_SHARED_OPTS)
3375 AC_SUBST(MK_SHARED_LIB)
3376 AC_SUBST(RM_SHARED_OPTS)
3378 AC_SUBST(LINK_PROGS)
3379 AC_SUBST(LINK_TESTS)
3381 AC_SUBST(EXTRA_LDFLAGS)
3382 AC_SUBST(LOCAL_LDFLAGS)
3383 AC_SUBST(LOCAL_LDFLAGS2)
3385 AC_SUBST(INSTALL_LIB)
3386 AC_SUBST(RPATH_LIST)
3388 dnl ---------------------------------------------------------------------------
3389 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3390 dnl ----------------
3391 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3392 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3395 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3396 dnl If missing, use "rel".
3397 define([CF_SHARED_SONAME],
3399 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3400 if test "$cf_cv_shlib_version" = rel; then
3401 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3403 cf_cv_shared_soname='`basename $[@]`'
3406 dnl ---------------------------------------------------------------------------
3407 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3409 dnl Remove "-g" option from the compiler options
3410 AC_DEFUN([CF_STRIP_G_OPT],
3411 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3412 dnl ---------------------------------------------------------------------------
3413 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
3415 dnl Construct a search-list for a nonstandard header/lib-file
3416 dnl $1 = the variable to return as result
3417 dnl $2 = the package name
3418 dnl $3 = the subdirectory, e.g., bin, include or lib
3419 AC_DEFUN([CF_SUBDIR_PATH],
3423 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3425 for cf_subdir_prefix in \
3433 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
3436 dnl ---------------------------------------------------------------------------
3437 dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
3439 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3440 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3441 dnl but some packagers change this, breaking various applications.
3442 AC_DEFUN([CF_TERM_HEADER],[
3443 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3444 case ${cf_cv_ncurses_header} in
3445 (*/ncurses.h|*/ncursesw.h)
3446 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3449 cf_term_header=term.h
3453 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3455 AC_TRY_COMPILE([#include <stdio.h>
3456 #include <${cf_cv_ncurses_header:-curses.h}>
3458 ],[int x = auto_left_margin],[
3459 cf_cv_term_header="$cf_test"],[
3460 cf_cv_term_header=unknown
3462 test "$cf_cv_term_header" != unknown && break
3466 # Set definitions to allow ifdef'ing to accommodate subdirectories
3468 case $cf_cv_term_header in
3470 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
3474 case $cf_cv_term_header in
3476 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
3479 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
3483 dnl ---------------------------------------------------------------------------
3484 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
3486 dnl Define a top_builddir symbol, for applications that need an absolute path.
3487 AC_DEFUN([CF_TOP_BUILDDIR],
3489 top_builddir=ifelse($1,,`pwd`,$1)
3490 AC_SUBST(top_builddir)
3492 dnl ---------------------------------------------------------------------------
3493 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3494 dnl -------------------
3495 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3496 dnl can define it successfully.
3497 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3498 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3502 #include <sys/types.h>
3504 #ifndef _XOPEN_SOURCE
3507 [cf_cv_xopen_source=no],
3508 [cf_save="$CPPFLAGS"
3509 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3513 #include <sys/types.h>
3515 #ifdef _XOPEN_SOURCE
3518 [cf_cv_xopen_source=no],
3519 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3524 if test "$cf_cv_xopen_source" != no ; then
3525 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3526 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3527 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3528 CF_ADD_CFLAGS($cf_temp_xopen_source)
3531 dnl ---------------------------------------------------------------------------
3532 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3534 dnl Make an uppercase version of a variable
3535 dnl $1=uppercase($2)
3536 AC_DEFUN([CF_UPPER],
3538 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3540 dnl ---------------------------------------------------------------------------
3541 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
3543 dnl Check for multibyte support, and if not found, utf8 compatibility library
3544 AC_DEFUN([CF_UTF8_LIB],
3546 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3547 cf_save_LIBS="$LIBS"
3549 #include <stdlib.h>],[putwc(0,0);],
3550 [cf_cv_utf8_lib=yes],
3552 #include <libutf8.h>],[putwc(0,0);],utf8,
3553 [cf_cv_utf8_lib=add-on],
3554 [cf_cv_utf8_lib=no])
3557 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3559 if test "$cf_cv_utf8_lib" = "add-on" ; then
3560 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
3561 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3562 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3563 CF_ADD_LIBS($cf_cv_library_file_utf8)
3566 dnl ---------------------------------------------------------------------------
3567 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3569 dnl Use AC_VERBOSE w/o the warnings
3570 AC_DEFUN([CF_VERBOSE],
3571 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3574 dnl ---------------------------------------------------------------------------
3575 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3577 dnl Check for compiler-support for weak symbols.
3578 dnl This works with "recent" gcc.
3579 AC_DEFUN([CF_WEAK_SYMBOLS],[
3580 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3583 #include <stdio.h>],
3585 #if defined(__GNUC__)
3586 # if defined __USE_ISOC99
3587 # define _cat_pragma(exp) _Pragma(#exp)
3588 # define _weak_pragma(exp) _cat_pragma(weak name)
3590 # define _weak_pragma(exp)
3592 # define _declare(name) __extension__ extern __typeof__(name) name
3593 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3597 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3600 dnl ---------------------------------------------------------------------------
3601 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3602 dnl --------------------
3603 dnl Command-line option to specify the Ada95 compiler.
3604 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3605 AC_MSG_CHECKING(for ada-compiler)
3606 AC_ARG_WITH(ada-compiler,
3607 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3608 [cf_ada_compiler=$withval],
3609 [cf_ada_compiler=gnatmake])
3610 AC_SUBST(cf_ada_compiler)
3611 AC_MSG_RESULT($cf_ada_compiler)
3613 dnl ---------------------------------------------------------------------------
3614 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3615 dnl -------------------
3616 dnl Command-line option to specify where Ada includes will install.
3617 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3618 AC_MSG_CHECKING(for ada-include)
3619 CF_WITH_PATH(ada-include,
3620 [ --with-ada-include=DIR Ada includes are in DIR],
3622 PREFIX/share/ada/adainclude,
3623 [$]prefix/share/ada/adainclude)
3624 AC_SUBST(ADA_INCLUDE)
3625 AC_MSG_RESULT($ADA_INCLUDE)
3627 dnl ---------------------------------------------------------------------------
3628 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3629 dnl -------------------
3630 dnl Command-line option to specify where Ada objects will install.
3631 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3632 AC_MSG_CHECKING(for ada-objects)
3633 CF_WITH_PATH(ada-objects,
3634 [ --with-ada-objects=DIR Ada objects are in DIR],
3636 PREFIX/lib/ada/adalib,
3637 [$]prefix/lib/ada/adalib)
3638 AC_SUBST(ADA_OBJECTS)
3639 AC_MSG_RESULT($ADA_OBJECTS)
3641 dnl ---------------------------------------------------------------------------
3642 dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
3643 dnl ---------------------
3644 dnl Command-line option to specify if an Ada95 shared-library should be built,
3645 dnl and optionally what its soname should be.
3646 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3647 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3648 AC_ARG_WITH(ada-sharedlib,
3649 [ --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
3650 [with_ada_sharedlib=$withval],
3651 [with_ada_sharedlib=no])
3652 AC_MSG_RESULT($with_ada_sharedlib)
3654 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3655 MAKE_ADA_SHAREDLIB="#"
3657 if test "x$with_ada_sharedlib" != xno
3660 if test "x$with_ada_sharedlib" != xyes
3662 ADA_SHAREDLIB="$with_ada_sharedlib"
3666 AC_SUBST(ADA_SHAREDLIB)
3667 AC_SUBST(MAKE_ADA_SHAREDLIB)
3669 dnl ---------------------------------------------------------------------------
3670 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3671 dnl ------------------
3672 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3674 AC_DEFUN([CF_WITH_CURSES_DIR],[
3676 AC_MSG_CHECKING(for specific curses-directory)
3677 AC_ARG_WITH(curses-dir,
3678 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3679 [cf_cv_curses_dir=$withval],
3680 [cf_cv_curses_dir=no])
3681 AC_MSG_RESULT($cf_cv_curses_dir)
3683 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3685 CF_PATH_SYNTAX(withval)
3686 if test -d "$cf_cv_curses_dir"
3688 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3689 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3693 dnl ---------------------------------------------------------------------------
3694 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
3695 dnl ------------------
3696 dnl Allow the library-prefix to be overridden. OS/2 EMX originally had no
3697 dnl "lib" prefix, e.g., because it used the dll naming convention.
3699 dnl $1 = variable to set
3700 AC_DEFUN([CF_WITH_LIB_PREFIX],
3702 AC_MSG_CHECKING(if you want to have a library-prefix)
3703 AC_ARG_WITH(lib-prefix,
3704 [ --with-lib-prefix override library-prefix],
3705 [with_lib_prefix=$withval],
3706 [with_lib_prefix=auto])
3707 AC_MSG_RESULT($with_lib_prefix)
3709 if test $with_lib_prefix = auto
3712 elif test $with_lib_prefix = no
3716 LIB_PREFIX=$with_lib_prefix
3719 dnl ---------------------------------------------------------------------------
3720 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
3722 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3723 dnl defaulting to yes/no.
3725 dnl $1 = option name
3727 dnl $3 = environment variable to set
3728 dnl $4 = default value, shown in the help-message, must be a constant
3729 dnl $5 = default value, if it's an expression & cannot be in the help-message
3731 AC_DEFUN([CF_WITH_PATH],
3732 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3733 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3734 if ifelse([$5],,true,[test -n "$5"]) ; then
3735 CF_PATH_SYNTAX(withval)
3740 dnl ---------------------------------------------------------------------------
3741 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 10 updated: 2015/08/22 17:10:56
3742 dnl -------------------------
3743 dnl Allow the choice of the pkg-config library directory to be overridden.
3744 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
3748 AC_MSG_CHECKING(for pkg-config library directory)
3751 AC_MSG_CHECKING(for $PKG_CONFIG library directory)
3755 PKG_CONFIG_LIBDIR=no
3756 AC_ARG_WITH(pkg-config-libdir,
3757 [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
3758 [PKG_CONFIG_LIBDIR=$withval],
3759 [test "x$PKG_CONFIG" != xnone && PKG_CONFIG_LIBDIR=yes])
3761 case x$PKG_CONFIG_LIBDIR in
3765 # Look for the library directory using the same prefix as the executable
3766 if test "x$PKG_CONFIG" = xnone
3770 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
3773 # If you don't like using the default architecture, you have to specify the
3774 # intended library directory and corresponding compiler/linker options.
3776 # This case allows for Debian's 2014-flavor of multiarch, along with the
3777 # most common variations before that point. Some other variants spell the
3778 # directory differently, e.g., "pkg-config", and put it in unusual places.
3779 # pkg-config has always been poorly standardized, which is ironic...
3780 case x`(arch) 2>/dev/null` in
3783 $cf_path/lib/*64-linux-gnu \
3791 $cf_path/lib/*-linux-gnu \
3800 for cf_config in $cf_search_path
3802 CF_VERBOSE(checking $cf_config/pkgconfig)
3803 if test -d $cf_config/pkgconfig
3805 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
3806 AC_MSG_CHECKING(done)
3815 if test "x$PKG_CONFIG_LIBDIR" != xno ; then
3816 AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
3819 AC_SUBST(PKG_CONFIG_LIBDIR)
3821 dnl ---------------------------------------------------------------------------
3822 dnl CF_WITH_PTHREAD version: 7 updated: 2015/04/18 08:56:57
3824 dnl Check for POSIX thread library.
3825 AC_DEFUN([CF_WITH_PTHREAD],
3827 AC_MSG_CHECKING(if you want to link with the pthread library)
3828 AC_ARG_WITH(pthread,
3829 [ --with-pthread use POSIX thread library],
3830 [with_pthread=$withval],
3832 AC_MSG_RESULT($with_pthread)
3834 if test "$with_pthread" != no ; then
3835 AC_CHECK_HEADER(pthread.h,[
3836 AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
3838 for cf_lib_pthread in pthread c_r
3840 AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
3841 cf_save_LIBS="$LIBS"
3842 CF_ADD_LIB($cf_lib_pthread)
3844 #include <pthread.h>
3846 int rc = pthread_create(0,0,0,0);
3847 int r2 = pthread_mutexattr_settype(0, 0);
3848 ],[with_pthread=yes],[with_pthread=no])
3849 LIBS="$cf_save_LIBS"
3850 AC_MSG_RESULT($with_pthread)
3851 test "$with_pthread" = yes && break
3854 if test "$with_pthread" = yes ; then
3855 CF_ADD_LIB($cf_lib_pthread)
3856 AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
3858 AC_MSG_ERROR(Cannot link with pthread library)
3863 dnl ---------------------------------------------------------------------------
3864 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
3866 dnl For testing, override the derived host system-type which is used to decide
3867 dnl things such as the linker commands used to build shared libraries. This is
3868 dnl normally chosen automatically based on the type of system which you are
3869 dnl building on. We use it for testing the configure script.
3871 dnl This is different from the --host option: it is used only for testing parts
3872 dnl of the configure script which would not be reachable with --host since that
3873 dnl relies on the build environment being real, rather than mocked up.
3874 AC_DEFUN([CF_WITH_SYSTYPE],[
3875 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
3876 AC_ARG_WITH(system-type,
3877 [ --with-system-type=XXX test: override derived host system-type],
3878 [AC_MSG_WARN(overriding system type to $withval)
3879 cf_cv_system_name=$withval
3883 dnl ---------------------------------------------------------------------------
3884 dnl CF_XOPEN_SOURCE version: 52 updated: 2016/08/27 12:21:42
3886 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3887 dnl or adapt to the vendor's definitions to get equivalent functionality,
3888 dnl without losing the common non-POSIX features.
3891 dnl $1 is the nominal value for _XOPEN_SOURCE
3892 dnl $2 is the nominal value for _POSIX_C_SOURCE
3893 AC_DEFUN([CF_XOPEN_SOURCE],[
3894 AC_REQUIRE([AC_CANONICAL_HOST])
3896 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3897 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3902 cf_xopen_source="-D_ALL_SOURCE"
3908 cf_xopen_source="-D_APPLE_C_SOURCE"
3911 cf_xopen_source="-D_DARWIN_C_SOURCE"
3914 (freebsd*|dragonfly*)
3915 # 5.x headers associate
3916 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3917 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3918 cf_POSIX_C_SOURCE=200112L
3920 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3923 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3926 cf_xopen_source="-D_HPUX_SOURCE"
3929 cf_xopen_source="-D_SGI_SOURCE"
3932 (linux*|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin)
3936 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3939 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3941 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3944 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3947 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3948 cf_xopen_source="-D_BSD_SOURCE"
3952 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3955 cf_xopen_source="-D_OSF_SOURCE"
3958 cf_xopen_source="-D_QNX_SOURCE"
3961 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3964 cf_xopen_source="-D__EXTENSIONS__"
3965 cf_cv_xopen_source=broken
3967 (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3973 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3977 if test -n "$cf_xopen_source" ; then
3978 CF_ADD_CFLAGS($cf_xopen_source,true)
3981 dnl In anything but the default case, we may have system-specific setting
3982 dnl which is still not guaranteed to provide all of the entrypoints that
3983 dnl _XOPEN_SOURCE would yield.
3984 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3985 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3986 AC_TRY_COMPILE([#include <stdlib.h>],[
3987 #ifndef _XOPEN_SOURCE
3990 [cf_XOPEN_SOURCE_set=yes],
3991 [cf_XOPEN_SOURCE_set=no])
3992 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3993 if test $cf_XOPEN_SOURCE_set = yes
3995 AC_TRY_COMPILE([#include <stdlib.h>],[
3996 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3999 [cf_XOPEN_SOURCE_set_ok=yes],
4000 [cf_XOPEN_SOURCE_set_ok=no])
4001 if test $cf_XOPEN_SOURCE_set_ok = no
4003 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)