1 dnl***************************************************************************
2 dnl Copyright (c) 2010-2014,2015 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 1.108 2015/10/17 23:07:06 tom Exp $
32 dnl Macros used in NCURSES Ada95 auto-configuration script.
34 dnl These macros are maintained separately from NCURSES. The copyright on
35 dnl this file applies to the aggregation of macros and does not affect use of
36 dnl these macros in other applications.
38 dnl See http://invisible-island.net/autoconf/ for additional information.
40 dnl ---------------------------------------------------------------------------
41 dnl ---------------------------------------------------------------------------
42 dnl CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49
43 dnl ------------------
44 dnl Conditionally generate script according to whether we're using a given autoconf.
46 dnl $1 = version to compare against
47 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
48 dnl $3 = code to use if AC_ACVERSION is older than $1.
49 define([CF_ACVERSION_CHECK],
51 ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl
52 ifdef([m4_version_compare],
53 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
54 [CF_ACVERSION_COMPARE(
55 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
56 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
57 dnl ---------------------------------------------------------------------------
58 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
59 dnl --------------------
60 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
61 dnl MAJOR2, MINOR2, TERNARY2,
62 dnl PRINTABLE2, not FOUND, FOUND)
63 define([CF_ACVERSION_COMPARE],
64 [ifelse(builtin([eval], [$2 < $5]), 1,
65 [ifelse([$8], , ,[$8])],
66 [ifelse([$9], , ,[$9])])])dnl
67 dnl ---------------------------------------------------------------------------
68 dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
69 dnl -------------------
70 dnl Construct the list of include-options for the C programs in the Ada95
72 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
74 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
75 if test "$srcdir" != "."; then
76 ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
78 if test "$GCC" != yes; then
79 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
80 elif test "$includedir" != "/usr/include"; then
81 if test "$includedir" = '${prefix}/include' ; then
82 if test x$prefix != x/usr ; then
83 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
86 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
91 dnl ---------------------------------------------------------------------------
92 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
94 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
95 AC_DEFUN([CF_ADD_ADAFLAGS],[
96 ADAFLAGS="$ADAFLAGS $1"
99 dnl ---------------------------------------------------------------------------
100 dnl CF_ADD_CFLAGS version: 12 updated: 2015/04/12 15:39:00
102 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
103 dnl The second parameter if given makes this macro verbose.
105 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
106 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
107 dnl confused by the quotes (which require backslashes to keep them usable).
108 AC_DEFUN([CF_ADD_CFLAGS],
113 cf_new_extra_cppflags=
115 for cf_add_cflags in $1
117 case $cf_fix_cppflags in
119 case $cf_add_cflags in
120 (-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
121 case $cf_add_cflags in
123 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
125 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
126 && test -z "${cf_tst_cflags}" \
127 && cf_fix_cppflags=yes
129 if test $cf_fix_cppflags = yes ; then
130 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
132 elif test "${cf_tst_cflags}" = "\"'" ; then
133 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
142 case $cf_add_cflags in
144 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
145 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
148 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
153 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
158 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
160 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
162 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
163 && test -z "${cf_tst_cflags}" \
164 && cf_fix_cppflags=no
169 if test -n "$cf_new_cflags" ; then
170 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
171 CFLAGS="$CFLAGS $cf_new_cflags"
174 if test -n "$cf_new_cppflags" ; then
175 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
176 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
179 if test -n "$cf_new_extra_cppflags" ; then
180 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
181 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
184 AC_SUBST(EXTRA_CPPFLAGS)
187 dnl ---------------------------------------------------------------------------
188 dnl CF_ADD_INCDIR version: 14 updated: 2015/05/25 20:53:04
190 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
191 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
192 dnl but old versions (and some misinstalled ones) need that. To make things
193 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
194 dnl the include-path).
195 AC_DEFUN([CF_ADD_INCDIR],
197 if test -n "$1" ; then
198 for cf_add_incdir in $1
200 while test $cf_add_incdir != /usr/include
202 if test -d $cf_add_incdir
205 if test -n "$CFLAGS$CPPFLAGS" ; then
206 # a loop is needed to ensure we can add subdirs of existing dirs
207 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
208 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
209 cf_have_incdir=yes; break
214 if test "$cf_have_incdir" = no ; then
215 if test "$cf_add_incdir" = /usr/local/include ; then
218 cf_save_CPPFLAGS=$CPPFLAGS
219 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
220 AC_TRY_COMPILE([#include <stdio.h>],
223 [cf_have_incdir=yes])
224 CPPFLAGS=$cf_save_CPPFLAGS
229 if test "$cf_have_incdir" = no ; then
230 CF_VERBOSE(adding $cf_add_incdir to include-path)
231 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
233 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
234 test "$cf_top_incdir" = "$cf_add_incdir" && break
235 cf_add_incdir="$cf_top_incdir"
246 dnl ---------------------------------------------------------------------------
247 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
249 dnl Add a library, used to enforce consistency.
251 dnl $1 = library to add, without the "-l"
252 dnl $2 = variable to update (default $LIBS)
253 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
254 dnl ---------------------------------------------------------------------------
255 dnl CF_ADD_LIBDIR version: 10 updated: 2015/04/18 08:56:57
257 dnl Adds to the library-path
259 dnl Some machines have trouble with multiple -L options.
261 dnl $1 is the (list of) directory(s) to add
262 dnl $2 is the optional name of the variable to update (default LDFLAGS)
264 AC_DEFUN([CF_ADD_LIBDIR],
266 if test -n "$1" ; then
267 for cf_add_libdir in $1
269 if test $cf_add_libdir = /usr/lib ; then
271 elif test -d $cf_add_libdir
274 if test -n "$LDFLAGS$LIBS" ; then
275 # a loop is needed to ensure we can add subdirs of existing dirs
276 for cf_test_libdir in $LDFLAGS $LIBS ; do
277 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
278 cf_have_libdir=yes; break
282 if test "$cf_have_libdir" = no ; then
283 CF_VERBOSE(adding $cf_add_libdir to library-path)
284 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
290 dnl ---------------------------------------------------------------------------
291 dnl CF_ADD_LIBS version: 2 updated: 2014/07/13 14:33:27
293 dnl Add one or more libraries, used to enforce consistency. Libraries are
294 dnl prepended to an existing list, since their dependencies are assumed to
295 dnl already exist in the list.
297 dnl $1 = libraries to add, with the "-l", etc.
298 dnl $2 = variable to update (default $LIBS)
299 AC_DEFUN([CF_ADD_LIBS],[
301 # Filter out duplicates - this happens with badly-designed ".pc" files...
302 for cf_add_1lib in [$]ifelse($2,,LIBS,[$2])
304 for cf_add_2lib in $cf_add_libs
306 if test "x$cf_add_1lib" = "x$cf_add_2lib"
312 test -n "$cf_add_1lib" && cf_add_libs="$cf_add_libs $cf_add_1lib"
314 ifelse($2,,LIBS,[$2])="$cf_add_libs"
316 dnl ---------------------------------------------------------------------------
317 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
318 dnl ------------------
319 dnl Append to a search-list for a nonstandard header/lib-file
320 dnl $1 = the variable to return as result
321 dnl $2 = the package name
322 dnl $3 = the subdirectory, e.g., bin, include or lib
323 dnl $4 = the directory under which we will test for subdirectories
324 dnl $5 = a directory that we do not want $4 to match
325 AC_DEFUN([CF_ADD_SUBDIR_PATH],
327 test "x$4" != "x$5" && \
329 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
330 test -n "$verbose" && echo " ... testing for $3-directories under $4"
331 test -d $4/$3 && $1="[$]$1 $4/$3"
332 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
333 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
334 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
335 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
338 dnl ---------------------------------------------------------------------------
339 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
341 dnl Allow user to disable a normally-on option.
342 AC_DEFUN([CF_ARG_DISABLE],
343 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
344 dnl ---------------------------------------------------------------------------
345 dnl CF_ARG_OPTION version: 5 updated: 2015/05/10 19:52:14
347 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
353 dnl $3 = action to perform if option is not default
354 dnl $4 = action if perform if option is default
355 dnl $5 = default option value (either 'yes' or 'no')
356 AC_DEFUN([CF_ARG_OPTION],
357 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
358 if test "$enableval" != "$5" ; then
360 ,[ $3]) ifelse([$4],,,[
363 fi],[enableval=$5 ifelse([$4],,,[
367 dnl ---------------------------------------------------------------------------
368 dnl CF_AR_FLAGS version: 6 updated: 2015/10/10 15:25:05
370 dnl Check for suitable "ar" (archiver) options for updating an archive.
372 dnl In particular, handle some obsolete cases where the "-" might be omitted,
373 dnl as well as a workaround for breakage of make's archive rules by the GNU
374 dnl binutils "ar" program.
375 AC_DEFUN([CF_AR_FLAGS],[
376 AC_REQUIRE([CF_PROG_AR])
378 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
379 cf_cv_ar_flags=unknown
380 for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
383 # check if $ARFLAGS already contains this choice
384 if test "x$ARFLAGS" != "x" ; then
385 cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
386 if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
392 rm -f conftest.$ac_cv_objext
395 cat >conftest.$ac_ext <<EOF
396 #line __oline__ "configure"
397 int testdata[[3]] = { 123, 456, 789 };
399 if AC_TRY_EVAL(ac_compile) ; then
400 echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
401 $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
402 if test -f conftest.a ; then
403 cf_cv_ar_flags=$cf_ar_flags
407 CF_VERBOSE(cannot compile test-program)
411 rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
414 if test -n "$ARFLAGS" ; then
415 if test -n "$cf_cv_ar_flags" ; then
416 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
419 ARFLAGS=$cf_cv_ar_flags
424 dnl ---------------------------------------------------------------------------
425 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
427 dnl If we're cross-compiling, allow the user to override the tools and their
428 dnl options. The configure script is oriented toward identifying the host
429 dnl compiler, etc., but we need a build compiler to generate parts of the
432 dnl $1 = default for $CPPFLAGS
433 dnl $2 = default for $LIBS
434 AC_DEFUN([CF_BUILD_CC],[
435 CF_ACVERSION_CHECK(2.52,,
436 [AC_REQUIRE([CF_PROG_EXT])])
437 if test "$cross_compiling" = yes ; then
439 # defaults that we might want to override
440 : ${BUILD_CFLAGS:=''}
441 : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
442 : ${BUILD_LDFLAGS:=''}
443 : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
444 : ${BUILD_EXEEXT:='$x'}
445 : ${BUILD_OBJEXT:='o'}
447 AC_ARG_WITH(build-cc,
448 [ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
449 [BUILD_CC="$withval"],
450 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
451 AC_MSG_CHECKING(for native build C compiler)
452 AC_MSG_RESULT($BUILD_CC)
454 AC_MSG_CHECKING(for native build C preprocessor)
455 AC_ARG_WITH(build-cpp,
456 [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
457 [BUILD_CPP="$withval"],
458 [BUILD_CPP='${BUILD_CC} -E'])
459 AC_MSG_RESULT($BUILD_CPP)
461 AC_MSG_CHECKING(for native build C flags)
462 AC_ARG_WITH(build-cflags,
463 [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
464 [BUILD_CFLAGS="$withval"])
465 AC_MSG_RESULT($BUILD_CFLAGS)
467 AC_MSG_CHECKING(for native build C preprocessor-flags)
468 AC_ARG_WITH(build-cppflags,
469 [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
470 [BUILD_CPPFLAGS="$withval"])
471 AC_MSG_RESULT($BUILD_CPPFLAGS)
473 AC_MSG_CHECKING(for native build linker-flags)
474 AC_ARG_WITH(build-ldflags,
475 [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
476 [BUILD_LDFLAGS="$withval"])
477 AC_MSG_RESULT($BUILD_LDFLAGS)
479 AC_MSG_CHECKING(for native build linker-libraries)
480 AC_ARG_WITH(build-libs,
481 [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})],
482 [BUILD_LIBS="$withval"])
483 AC_MSG_RESULT($BUILD_LIBS)
485 # this assumes we're on Unix.
489 : ${BUILD_CC:='${CC}'}
491 if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
492 AC_MSG_ERROR([Cross-build requires two compilers.
493 Use --with-build-cc to specify the native compiler.])
497 : ${BUILD_CC:='${CC}'}
498 : ${BUILD_CPP:='${CPP}'}
499 : ${BUILD_CFLAGS:='${CFLAGS}'}
500 : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
501 : ${BUILD_LDFLAGS:='${LDFLAGS}'}
502 : ${BUILD_LIBS:='${LIBS}'}
503 : ${BUILD_EXEEXT:='$x'}
504 : ${BUILD_OBJEXT:='o'}
509 AC_SUBST(BUILD_CFLAGS)
510 AC_SUBST(BUILD_CPPFLAGS)
511 AC_SUBST(BUILD_LDFLAGS)
513 AC_SUBST(BUILD_EXEEXT)
514 AC_SUBST(BUILD_OBJEXT)
516 dnl ---------------------------------------------------------------------------
517 dnl CF_CC_ENV_FLAGS version: 2 updated: 2015/04/12 15:39:00
519 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
520 dnl into CC. This will not help with broken scripts that wrap the compiler with
521 dnl options, but eliminates a more common category of user confusion.
522 AC_DEFUN([CF_CC_ENV_FLAGS],
524 # This should have been defined by AC_PROG_CC
527 AC_MSG_CHECKING(\$CC variable)
530 AC_MSG_RESULT(broken)
531 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
533 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
534 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
535 CF_ADD_CFLAGS($cf_flags)
542 dnl ---------------------------------------------------------------------------
543 dnl CF_CFG_DEFAULTS version: 11 updated: 2015/04/17 21:13:04
545 dnl Determine the default configuration into which we'll install ncurses. This
546 dnl can be overridden by the user's command-line options. There's two items to
548 dnl 1. the prefix (e.g., /usr)
549 dnl 2. the header files (e.g., /usr/include/ncurses)
550 dnl We'll look for a previous installation of ncurses and use the same defaults.
552 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
553 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
554 dnl programs from a vendor's.
555 AC_DEFUN([CF_CFG_DEFAULTS],
557 AC_MSG_CHECKING(for prefix)
558 if test "x$prefix" = "xNONE" ; then
559 case "$cf_cv_system_name" in
560 # non-vendor systems don't have a conflict
561 (openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
564 (*) prefix=$ac_default_prefix
568 AC_MSG_RESULT($prefix)
570 if test "x$prefix" = "xNONE" ; then
571 AC_MSG_CHECKING(for default include-directory)
572 test -n "$verbose" && echo 1>&AC_FD_MSG
575 $includedir/ncurses \
577 $prefix/include/ncurses \
579 /usr/local/include/ncurses \
583 cf_dir=`eval echo $cf_symbol`
584 if test -f $cf_dir/curses.h ; then
585 if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
586 includedir="$cf_symbol"
587 test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
591 test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
593 AC_MSG_RESULT($includedir)
596 dnl ---------------------------------------------------------------------------
597 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
599 dnl Check if we're accidentally using a cache from a different machine.
600 dnl Derive the system name, as a check for reusing the autoconf cache.
602 dnl If we've packaged config.guess and config.sub, run that (since it does a
603 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
604 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
605 dnl which is useful in cross-compiles.
607 dnl Note: we would use $ac_config_sub, but that is one of the places where
608 dnl autoconf 2.5x broke compatibility with autoconf 2.13
609 AC_DEFUN([CF_CHECK_CACHE],
611 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
612 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
613 system_name="$host_os"
615 system_name="`(uname -s -r) 2>/dev/null`"
616 if test -z "$system_name" ; then
617 system_name="`(hostname) 2>/dev/null`"
620 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
621 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
623 test -z "$system_name" && system_name="$cf_cv_system_name"
624 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
626 if test ".$system_name" != ".$cf_cv_system_name" ; then
627 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
628 AC_MSG_ERROR("Please remove config.cache and try again.")
631 dnl ---------------------------------------------------------------------------
632 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
633 dnl -----------------
634 dnl Check if the given compiler is really clang. clang's C driver defines
635 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
636 dnl not ignore some gcc options.
638 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
639 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
640 dnl the wrappers for gcc and g++ warnings.
642 dnl $1 = GCC (default) or GXX
643 dnl $2 = CLANG_COMPILER (default)
644 dnl $3 = CFLAGS (default) or CXXFLAGS
645 AC_DEFUN([CF_CLANG_COMPILER],[
646 ifelse([$2],,CLANG_COMPILER,[$2])=no
648 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
649 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
650 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
651 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
657 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
658 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
660 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
661 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
664 dnl ---------------------------------------------------------------------------
665 dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30
667 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
668 dnl variations of ncurses' installs.
670 dnl $1 = ncurses when looking for ncurses, or is empty
671 AC_DEFUN([CF_CURSES_HEADER],[
672 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
673 cf_cv_ncurses_header=none
675 ncurses.h ifelse($1,,,[$1/ncurses.h]) \
676 curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
678 AC_TRY_COMPILE([#include <${cf_header}>],
679 [initscr(); tgoto("?", 0,0)],
680 [cf_cv_ncurses_header=$cf_header; break],[])
684 if test "$cf_cv_ncurses_header" = none ; then
685 AC_MSG_ERROR(No curses header-files found)
688 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
689 AC_CHECK_HEADERS($cf_cv_ncurses_header)
691 dnl ---------------------------------------------------------------------------
692 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
694 dnl "dirname" is not portable, so we fake it with a shell script.
695 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
696 dnl ---------------------------------------------------------------------------
697 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
699 dnl You can always use "make -n" to see the actual options, but it's hard to
700 dnl pick out/analyze warning messages when the compile-line is long.
703 dnl ECHO_LT - symbol to control if libtool is verbose
704 dnl ECHO_LD - symbol to prefix "cc -o" lines
705 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
706 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
707 dnl ECHO_CC - symbol to put before any "cc" line
709 AC_DEFUN([CF_DISABLE_ECHO],[
710 AC_MSG_CHECKING(if you want to see long compiling messages)
712 [ --disable-echo do not display "compiling" commands],
715 ECHO_LD='@echo linking [$]@;'
716 RULE_CC='@echo compiling [$]<'
717 SHOW_CC='@echo compiling [$]@'
726 AC_MSG_RESULT($enableval)
733 dnl ---------------------------------------------------------------------------
734 dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00
735 dnl ------------------------
736 AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[
737 AC_MSG_CHECKING(if we want to use GNAT projects)
738 CF_ARG_DISABLE(gnat-projects,
739 [ --disable-gnat-projects test: disable GNAT projects even if usable],
740 [enable_gnat_projects=no],
741 [enable_gnat_projects=yes])
742 AC_MSG_RESULT($enable_gnat_projects)
744 dnl ---------------------------------------------------------------------------
745 dnl CF_ENABLE_PC_FILES version: 12 updated: 2015/04/17 21:13:04
746 dnl ------------------
747 dnl This is the "--enable-pc-files" option, which is available if there is a
748 dnl pkg-config configuration on the local machine.
749 AC_DEFUN([CF_ENABLE_PC_FILES],[
750 AC_REQUIRE([CF_PKG_CONFIG])
751 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
753 if test "x$PKG_CONFIG" != xnone
755 AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
757 AC_MSG_CHECKING(if we should install .pc files)
760 AC_ARG_ENABLE(pc-files,
761 [ --enable-pc-files generate and install .pc files for pkg-config],
762 [enable_pc_files=$enableval],
763 [enable_pc_files=no])
764 AC_MSG_RESULT($enable_pc_files)
766 if test "x$enable_pc_files" != xno
768 case "x$PKG_CONFIG_LIBDIR" in
770 AC_MSG_WARN(no PKG_CONFIG_LIBDIR was found)
774 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
781 AC_SUBST(MAKE_PC_FILES)
783 dnl ---------------------------------------------------------------------------
784 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
786 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
787 dnl prefer a standard location, and use -L options only if we do not find the
788 dnl library in the standard library location(s).
789 dnl $1 = library name
790 dnl $2 = library class, usually the same as library name
792 dnl $4 = code fragment to compile/link
793 dnl $5 = corresponding function-name
794 dnl $6 = flag, nonnull if failure should not cause an error-exit
796 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
797 dnl to use a -L option.
798 AC_DEFUN([CF_FIND_LIBRARY],
800 eval 'cf_cv_have_lib_'$1'=no'
803 eval 'cf_cv_have_lib_'$1'=yes',[
805 AC_MSG_CHECKING(for $5 in -l$1)
807 AC_TRY_LINK([$3],[$4],
809 eval 'cf_cv_have_lib_'$1'=yes'
812 CF_LIBRARY_PATH(cf_search,$2)
813 for cf_libdir in $cf_search
815 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
816 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
817 AC_TRY_LINK([$3],[$4],
819 eval 'cf_cv_have_lib_'$1'=yes'
822 LIBS="$cf_save_LIBS"])
826 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
828 if test $cf_found_library = no ; then
829 AC_MSG_ERROR(Cannot link $1 library)
833 dnl ---------------------------------------------------------------------------
834 dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57
836 dnl Find a library (specifically the linkage used in the code fragment),
837 dnl searching for it if it is not already in the library path.
838 dnl See also CF_ADD_SEARCHPATH.
840 dnl Parameters (4-on are optional):
841 dnl $1 = headers for library entrypoint
842 dnl $2 = code fragment for library entrypoint
843 dnl $3 = the library name without the "-l" option or ".so" suffix.
844 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
845 dnl $5 = action to perform if not successful
846 dnl $6 = module name, if not the same as the library name
847 dnl $7 = extra libraries
849 dnl Sets these variables:
850 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
851 dnl $cf_cv_header_path_$3 - include-directory if needed
852 dnl $cf_cv_library_path_$3 - library-directory if needed
853 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
854 AC_DEFUN([CF_FIND_LINKAGE],[
856 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
857 # will be set on completion of the AC_TRY_LINK below.
858 cf_cv_header_path_$3=
859 cf_cv_library_path_$3=
861 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
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
871 LIBS="-l$3 $7 $cf_save_LIBS"
873 AC_TRY_LINK([$1],[$2],[
874 cf_cv_find_linkage_$3=yes
875 cf_cv_header_path_$3=/usr/include
876 cf_cv_library_path_$3=/usr/lib
877 cf_cv_library_file_$3="-l$3"
879 cf_cv_find_linkage_$3=no
882 CF_VERBOSE(find linkage for $3 library)
883 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
885 cf_save_CPPFLAGS="$CPPFLAGS"
886 cf_test_CPPFLAGS="$CPPFLAGS"
888 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
889 for cf_cv_header_path_$3 in $cf_search
891 if test -d $cf_cv_header_path_$3 ; then
892 CF_VERBOSE(... testing $cf_cv_header_path_$3)
893 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
894 AC_TRY_COMPILE([$1],[$2],[
895 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
896 cf_cv_find_linkage_$3=maybe
897 cf_test_CPPFLAGS="$CPPFLAGS"
899 CPPFLAGS="$cf_save_CPPFLAGS"
904 if test "$cf_cv_find_linkage_$3" = maybe ; then
906 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
909 cf_save_LDFLAGS="$LDFLAGS"
912 CPPFLAGS="$cf_test_CPPFLAGS"
913 LIBS="-l$3 $7 $cf_save_LIBS"
914 AC_TRY_LINK([$1],[$2],[
915 CF_VERBOSE(... found $3 library in system)
916 cf_cv_find_linkage_$3=yes])
917 CPPFLAGS="$cf_save_CPPFLAGS"
921 if test "$cf_cv_find_linkage_$3" != yes ; then
922 CF_LIBRARY_PATH(cf_search,$3)
923 for cf_cv_library_path_$3 in $cf_search
925 if test -d $cf_cv_library_path_$3 ; then
926 CF_VERBOSE(... testing $cf_cv_library_path_$3)
927 CPPFLAGS="$cf_test_CPPFLAGS"
928 LIBS="-l$3 $7 $cf_save_LIBS"
929 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
930 AC_TRY_LINK([$1],[$2],[
931 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
932 cf_cv_find_linkage_$3=yes
933 cf_cv_library_file_$3="-l$3"
935 CPPFLAGS="$cf_save_CPPFLAGS"
937 LDFLAGS="$cf_save_LDFLAGS"
941 CPPFLAGS="$cf_save_CPPFLAGS"
942 LDFLAGS="$cf_save_LDFLAGS"
946 cf_cv_find_linkage_$3=no
953 if test "$cf_cv_find_linkage_$3" = yes ; then
955 CF_ADD_INCDIR($cf_cv_header_path_$3)
956 CF_ADD_LIBDIR($cf_cv_library_path_$3)
960 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
963 dnl ---------------------------------------------------------------------------
964 dnl CF_FIXUP_ADAFLAGS version: 2 updated: 2015/04/17 21:13:04
965 dnl -----------------
966 dnl make ADAFLAGS consistent with CFLAGS
967 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
968 AC_MSG_CHECKING(optimization options for ADAFLAGS)
976 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[ ]].*//'`
977 CF_ADD_ADAFLAGS($cf_O_flag)
980 AC_MSG_RESULT($ADAFLAGS)
982 dnl ---------------------------------------------------------------------------
983 dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
984 dnl -----------------
985 dnl Test for availability of useful gcc __attribute__ directives to quiet
986 dnl compiler warnings. Though useful, not all are supported -- and contrary
987 dnl to documentation, unrecognized directives cause older compilers to barf.
988 AC_DEFUN([CF_GCC_ATTRIBUTES],
992 cat > conftest.i <<EOF
1000 #define GCC_NORETURN /* nothing */
1003 #define GCC_UNUSED /* nothing */
1006 if test "$GCC" = yes
1008 AC_CHECKING([for $CC __attribute__ directives])
1009 cat > conftest.$ac_ext <<EOF
1010 #line __oline__ "${as_me:-configure}"
1011 #include "confdefs.h"
1012 #include "conftest.h"
1013 #include "conftest.i"
1015 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1017 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1020 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1022 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1024 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1025 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1026 extern void foo(void) GCC_NORETURN;
1027 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1029 cf_printf_attribute=no
1030 cf_scanf_attribute=no
1031 for cf_attribute in scanf printf unused noreturn
1033 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1034 cf_directive="__attribute__(($cf_attribute))"
1035 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1037 case $cf_attribute in
1039 cf_printf_attribute=yes
1040 cat >conftest.h <<EOF
1041 #define GCC_$cf_ATTRIBUTE 1
1045 cf_scanf_attribute=yes
1046 cat >conftest.h <<EOF
1047 #define GCC_$cf_ATTRIBUTE 1
1051 cat >conftest.h <<EOF
1052 #define GCC_$cf_ATTRIBUTE $cf_directive
1057 if AC_TRY_EVAL(ac_compile); then
1058 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1059 cat conftest.h >>confdefs.h
1060 case $cf_attribute in
1062 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1065 cf_value='/* nothing */'
1066 if test "$cf_printf_attribute" != no ; then
1067 cf_value='__attribute__((format(printf,fmt,var)))'
1068 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1070 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1073 cf_value='/* nothing */'
1074 if test "$cf_scanf_attribute" != no ; then
1075 cf_value='__attribute__((format(scanf,fmt,var)))'
1076 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1078 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1081 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1087 fgrep define conftest.i >>confdefs.h
1092 dnl ---------------------------------------------------------------------------
1093 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1095 dnl Find version of gcc
1096 AC_DEFUN([CF_GCC_VERSION],[
1097 AC_REQUIRE([AC_PROG_CC])
1099 if test "$GCC" = yes ; then
1100 AC_MSG_CHECKING(version of $CC)
1101 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1102 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1103 AC_MSG_RESULT($GCC_VERSION)
1106 dnl ---------------------------------------------------------------------------
1107 dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00
1109 dnl Check if the compiler supports useful warning options. There's a few that
1110 dnl we don't use, simply because they're too noisy:
1112 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1113 dnl -Wredundant-decls (system headers make this too noisy)
1114 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1115 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1116 dnl is enabled for ncurses using "--enable-const".
1120 dnl $1 is an optional list of gcc warning flags that a particular
1121 dnl application might want to use, e.g., "no-unused" for
1124 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1126 AC_DEFUN([CF_GCC_WARNINGS],
1128 AC_REQUIRE([CF_GCC_VERSION])
1129 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1130 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1132 cat > conftest.$ac_ext <<EOF
1133 #line __oline__ "${as_me:-configure}"
1134 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1137 if test "$INTEL_COMPILER" = yes
1139 # The "-wdXXX" options suppress warnings:
1140 # remark #1419: external declaration in primary source file
1141 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1142 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1143 # remark #193: zero used for undefined preprocessing identifier
1144 # remark #593: variable "curs_sb_left_arrow" was set but never used
1145 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1146 # remark #869: parameter "tw" was never referenced
1147 # remark #981: operands are evaluated in unspecified order
1148 # warning #279: controlling expression is constant
1150 AC_CHECKING([for $CC warning options])
1151 cf_save_CFLAGS="$CFLAGS"
1152 EXTRA_CFLAGS="-Wall"
1164 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1165 if AC_TRY_EVAL(ac_compile); then
1166 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1167 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1170 CFLAGS="$cf_save_CFLAGS"
1172 elif test "$GCC" = yes
1174 AC_CHECKING([for $CC warning options])
1175 cf_save_CFLAGS="$CFLAGS"
1178 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1179 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1180 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1181 for cf_opt in W Wall \
1182 Wbad-function-cast \
1185 Wdeclaration-after-statement \
1188 Wmissing-declarations \
1189 Wmissing-prototypes \
1193 Wstrict-prototypes \
1194 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1196 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1197 if AC_TRY_EVAL(ac_compile); then
1198 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1201 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1204 case $GCC_VERSION in
1206 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1211 case $GCC_VERSION in
1213 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1218 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1221 CFLAGS="$cf_save_CFLAGS"
1225 AC_SUBST(EXTRA_CFLAGS)
1227 dnl ---------------------------------------------------------------------------
1228 dnl CF_GNATPREP_OPT_T version: 1 updated: 2014/08/02 18:37:25
1229 dnl -----------------
1230 AC_DEFUN([CF_GNATPREP_OPT_T],[
1231 AC_CACHE_CHECK(if GNATPREP supports -T option,cf_cv_gnatprep_opt_t,[
1232 cf_cv_gnatprep_opt_t=no
1233 gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes
1235 test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
1236 AC_SUBST(GNATPREP_OPTS)
1238 dnl ---------------------------------------------------------------------------
1239 dnl CF_GNAT_GENERICS version: 3 updated: 2015/04/17 21:13:04
1240 dnl ----------------
1241 AC_DEFUN([CF_GNAT_GENERICS],
1243 AC_REQUIRE([CF_GNAT_VERSION])
1245 AC_MSG_CHECKING(if GNAT supports generics)
1246 case $cf_gnat_version in
1247 (3.[[1-9]]*|[[4-9]].*)
1248 cf_gnat_generics=yes
1254 AC_MSG_RESULT($cf_gnat_generics)
1256 if test "$cf_gnat_generics" = yes
1258 cf_compile_generics=generics
1259 cf_generic_objects="\${GENOBJS}"
1261 cf_compile_generics=
1265 AC_SUBST(cf_compile_generics)
1266 AC_SUBST(cf_generic_objects)
1268 dnl ---------------------------------------------------------------------------
1269 dnl CF_GNAT_PROJECTS version: 8 updated: 2015/04/17 21:13:04
1270 dnl ----------------
1271 dnl GNAT projects are configured with ".gpr" project files.
1272 dnl GNAT libraries are a further development, using the project feature.
1273 AC_DEFUN([CF_GNAT_PROJECTS],
1275 AC_REQUIRE([CF_GNAT_VERSION])
1276 AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
1278 cf_gnat_libraries=no
1281 if test "$enable_gnat_projects" != no ; then
1282 AC_MSG_CHECKING(if GNAT supports project files)
1283 case $cf_gnat_version in
1287 case $cf_cv_system_name in
1291 mkdir conftest.src conftest.bin conftest.lib
1293 rm -rf conftest* *~conftest*
1294 cat >>library.gpr <<CF_EOF
1296 Kind := External ("LIB_KIND");
1297 for Library_Name use "ConfTest";
1298 for Object_Dir use ".";
1299 for Library_ALI_Dir use External("LIBRARY_DIR");
1300 for Library_Version use External ("SONAME");
1301 for Library_Kind use Kind;
1302 for Library_Dir use External("BUILD_DIR");
1303 Source_Dir := External ("SOURCE_DIR");
1304 for Source_Dirs use (Source_Dir);
1307 cat >>confpackage.ads <<CF_EOF
1308 package ConfPackage is
1312 cat >>confpackage.adb <<CF_EOF
1314 package body ConfPackage is
1315 procedure conftest is
1317 Text_IO.Put ("Hello World");
1322 if ( $cf_ada_make $ADAFLAGS \
1324 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1325 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1326 -XSOURCE_DIR=`pwd` \
1327 -XSONAME=libConfTest.so.1 \
1328 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1329 cf_gnat_projects=yes
1332 if test -f conftest.lib/confpackage.ali
1334 cf_gnat_libraries=yes
1336 rm -rf conftest* *~conftest*
1341 AC_MSG_RESULT($cf_gnat_projects)
1342 fi # enable_gnat_projects
1344 if test $cf_gnat_projects = yes
1346 AC_MSG_CHECKING(if GNAT supports libraries)
1347 AC_MSG_RESULT($cf_gnat_libraries)
1350 if test "$cf_gnat_projects" = yes
1352 USE_OLD_MAKERULES="#"
1353 USE_GNAT_PROJECTS=""
1355 USE_OLD_MAKERULES=""
1356 USE_GNAT_PROJECTS="#"
1359 if test "$cf_gnat_libraries" = yes
1361 USE_GNAT_LIBRARIES=""
1363 USE_GNAT_LIBRARIES="#"
1366 AC_SUBST(USE_OLD_MAKERULES)
1367 AC_SUBST(USE_GNAT_PROJECTS)
1368 AC_SUBST(USE_GNAT_LIBRARIES)
1370 dnl ---------------------------------------------------------------------------
1371 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
1373 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
1374 dnl is noted that gnat may compile a tasking unit even for configurations which
1375 dnl fail at runtime.
1376 AC_DEFUN([CF_GNAT_SIGINT],[
1377 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
1378 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
1382 pragma Warnings (Off); -- the next pragma exists since 3.11p
1383 pragma Unreserve_All_Interrupts;
1384 pragma Warnings (On);
1386 protected Process is
1388 function Continue return Boolean;
1389 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
1391 Done : Boolean := False;
1395 [package body ConfTest is
1396 protected body Process is
1401 function Continue return Boolean is
1407 [cf_cv_gnat_sigint=yes],
1408 [cf_cv_gnat_sigint=no])])
1410 if test $cf_cv_gnat_sigint = yes ; then
1415 AC_SUBST(USE_GNAT_SIGINT)
1417 dnl ---------------------------------------------------------------------------
1418 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1419 dnl ----------------
1420 dnl Verify that a test program compiles/links with GNAT.
1421 dnl $cf_ada_make is set to the program that compiles/links
1422 dnl $ADAFLAGS may be set to the GNAT flags.
1424 dnl $1 is the text of the spec
1425 dnl $2 is the text of the body
1426 dnl $3 is the shell command to execute if successful
1427 dnl $4 is the shell command to execute if not successful
1428 AC_DEFUN([CF_GNAT_TRY_LINK],
1430 rm -rf conftest* *~conftest*
1431 cat >>conftest.ads <<CF_EOF
1434 cat >>conftest.adb <<CF_EOF
1437 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1438 ifelse($3,, :,[ $3])
1442 rm -rf conftest* *~conftest*
1444 dnl ---------------------------------------------------------------------------
1445 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1447 dnl Verify that a test program compiles and runs with GNAT
1448 dnl $cf_ada_make is set to the program that compiles/links
1449 dnl $ADAFLAGS may be set to the GNAT flags.
1451 dnl $1 is the text of the spec
1452 dnl $2 is the text of the body
1453 dnl $3 is the shell command to execute if successful
1454 dnl $4 is the shell command to execute if not successful
1455 AC_DEFUN([CF_GNAT_TRY_RUN],
1457 rm -rf conftest* *~conftest*
1458 cat >>conftest.ads <<CF_EOF
1461 cat >>conftest.adb <<CF_EOF
1464 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1465 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1466 ifelse($3,, :,[ $3])
1473 rm -rf conftest* *~conftest*
1475 dnl ---------------------------------------------------------------------------
1476 dnl CF_GNAT_VERSION version: 20 updated: 2015/04/18 08:56:57
1478 dnl Verify version of GNAT.
1479 AC_DEFUN([CF_GNAT_VERSION],
1481 AC_MSG_CHECKING(for gnat version)
1482 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
1483 grep '[[0-9]].[[0-9]][[0-9]]*' |\
1484 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1485 AC_MSG_RESULT($cf_gnat_version)
1487 case $cf_gnat_version in
1488 (3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]])
1489 cf_cv_prog_gnat_correct=yes
1492 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
1493 cf_cv_prog_gnat_correct=no
1497 dnl ---------------------------------------------------------------------------
1498 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1500 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1501 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1502 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1503 dnl since it is interwoven with GNU extensions.
1505 dnl Well, yes we could work around it...
1506 AC_DEFUN([CF_GNU_SOURCE],
1508 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1509 AC_TRY_COMPILE([#include <sys/types.h>],[
1510 #ifndef _XOPEN_SOURCE
1513 [cf_cv_gnu_source=no],
1514 [cf_save="$CPPFLAGS"
1515 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1516 AC_TRY_COMPILE([#include <sys/types.h>],[
1517 #ifdef _XOPEN_SOURCE
1520 [cf_cv_gnu_source=no],
1521 [cf_cv_gnu_source=yes])
1525 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1527 dnl ---------------------------------------------------------------------------
1528 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
1530 dnl Construct a search-list of directories for a nonstandard header-file
1533 dnl $1 = the variable to return as result
1534 dnl $2 = the package name
1535 AC_DEFUN([CF_HEADER_PATH],
1539 # collect the current set of include-directories from compiler flags
1540 cf_header_path_list=""
1541 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1542 for cf_header_path in $CPPFLAGS $CFLAGS
1544 case $cf_header_path in
1546 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1547 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1548 cf_header_path_list="$cf_header_path_list [$]$1"
1554 # add the variations for the package we are looking for
1555 CF_SUBDIR_PATH($1,$2,include)
1557 test "$includedir" != NONE && \
1558 test "$includedir" != "/usr/include" && \
1559 test -d "$includedir" && {
1560 test -d $includedir && $1="[$]$1 $includedir"
1561 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1564 test "$oldincludedir" != NONE && \
1565 test "$oldincludedir" != "/usr/include" && \
1566 test -d "$oldincludedir" && {
1567 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1568 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1571 $1="[$]$1 $cf_header_path_list"
1573 dnl ---------------------------------------------------------------------------
1574 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1576 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1577 AC_DEFUN([CF_HELP_MESSAGE],
1578 [AC_DIVERT_HELP([$1])dnl
1580 dnl ---------------------------------------------------------------------------
1581 dnl CF_INCLUDE_DIRS version: 10 updated: 2014/09/19 20:58:42
1583 dnl Construct the list of include-options according to whether we're building
1584 dnl in the source directory or using '--srcdir=DIR' option.
1585 AC_DEFUN([CF_INCLUDE_DIRS],
1587 if test "$srcdir" != "."; then
1588 CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
1590 CPPFLAGS="-I../include $CPPFLAGS"
1591 if test "$srcdir" != "."; then
1592 CPPFLAGS="-I\${srcdir} $CPPFLAGS"
1594 CPPFLAGS="-I. $CPPFLAGS"
1597 dnl ---------------------------------------------------------------------------
1598 dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
1599 dnl -----------------
1600 dnl Check if the given compiler is really the Intel compiler for Linux. It
1601 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1602 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1604 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1605 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1606 dnl the wrappers for gcc and g++ warnings.
1608 dnl $1 = GCC (default) or GXX
1609 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1610 dnl $3 = CFLAGS (default) or CXXFLAGS
1611 AC_DEFUN([CF_INTEL_COMPILER],[
1612 AC_REQUIRE([AC_CANONICAL_HOST])
1613 ifelse([$2],,INTEL_COMPILER,[$2])=no
1615 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1618 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1619 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1620 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1622 #ifdef __INTEL_COMPILER
1626 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1627 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1629 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1630 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1635 dnl ---------------------------------------------------------------------------
1636 dnl CF_LARGEFILE version: 9 updated: 2015/04/18 08:56:57
1638 dnl Add checks for large file support.
1639 AC_DEFUN([CF_LARGEFILE],[
1640 ifdef([AC_FUNC_FSEEKO],[
1642 if test "$enable_largefile" != no ; then
1645 # Normally we would collect these definitions in the config.h,
1646 # but (like _XOPEN_SOURCE), some environments rely on having these
1647 # defined before any of the system headers are included. Another
1648 # case comes up with C++, e.g., on AIX the compiler compiles the
1649 # header files by themselves before looking at the body files it is
1650 # told to compile. For ncurses, those header files do not include
1652 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
1653 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
1654 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
1656 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
1658 #include <sys/types.h>
1661 /* if transitional largefile support is setup, this is true */
1662 extern struct dirent64 * readdir(DIR *);
1663 struct dirent64 *x = readdir((DIR *)0);
1664 struct dirent *y = readdir((DIR *)0);
1667 [cf_cv_struct_dirent64=yes],
1668 [cf_cv_struct_dirent64=no])
1670 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
1674 dnl ---------------------------------------------------------------------------
1675 dnl CF_LD_RPATH_OPT version: 6 updated: 2015/04/12 15:39:00
1677 dnl For the given system and compiler, find the compiler flags to pass to the
1678 dnl loader to use the "rpath" feature.
1679 AC_DEFUN([CF_LD_RPATH_OPT],
1681 AC_REQUIRE([CF_CHECK_CACHE])
1684 AC_MSG_CHECKING(for an rpath option)
1685 case $cf_cv_system_name in
1687 if test "$GCC" = yes; then
1688 LD_RPATH_OPT="-Wl,-rpath,"
1690 LD_RPATH_OPT="-rpath "
1693 (linux*|gnu*|k*bsd*-gnu)
1694 LD_RPATH_OPT="-Wl,-rpath,"
1696 (openbsd[[2-9]].*|mirbsd*)
1697 LD_RPATH_OPT="-Wl,-rpath,"
1699 (dragonfly*|freebsd*)
1700 LD_RPATH_OPT="-rpath "
1703 LD_RPATH_OPT="-Wl,-rpath,"
1706 LD_RPATH_OPT="-rpath "
1714 AC_MSG_RESULT($LD_RPATH_OPT)
1716 case "x$LD_RPATH_OPT" in
1718 AC_MSG_CHECKING(if we need a space after rpath option)
1719 cf_save_LIBS="$LIBS"
1720 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1721 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1722 LIBS="$cf_save_LIBS"
1723 AC_MSG_RESULT($cf_rpath_space)
1724 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1728 dnl ---------------------------------------------------------------------------
1729 dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
1731 dnl Construct a search-list of directories for a nonstandard library-file
1734 dnl $1 = the variable to return as result
1735 dnl $2 = the package name
1736 AC_DEFUN([CF_LIBRARY_PATH],
1739 cf_library_path_list=""
1740 if test -n "${LDFLAGS}${LIBS}" ; then
1741 for cf_library_path in $LDFLAGS $LIBS
1743 case $cf_library_path in
1745 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1746 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1747 cf_library_path_list="$cf_library_path_list [$]$1"
1753 CF_SUBDIR_PATH($1,$2,lib)
1755 $1="$cf_library_path_list [$]$1"
1757 dnl ---------------------------------------------------------------------------
1758 dnl CF_LIB_PREFIX version: 12 updated: 2015/10/17 19:03:33
1760 dnl Compute the library-prefix for the given host system
1761 dnl $1 = variable to set
1762 define([CF_LIB_PREFIX],
1764 case $cf_cv_system_name in
1766 if test "$DFT_LWR_MODEL" = libtool; then
1772 (*) LIB_PREFIX='lib'
1775 ifelse($1,,,[$1=$LIB_PREFIX])
1776 AC_SUBST(LIB_PREFIX)
1778 dnl ---------------------------------------------------------------------------
1779 dnl CF_LIB_SUFFIX version: 25 updated: 2015/04/17 21:13:04
1781 dnl Compute the library file-suffix from the given model name
1783 dnl $2 = variable to set (the nominal library suffix)
1784 dnl $3 = dependency variable to set (actual filename)
1785 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1786 AC_DEFUN([CF_LIB_SUFFIX],
1802 case $cf_cv_system_name in
1807 (cygwin*|msys*|mingw*)
1838 if test -n "${LIB_SUFFIX}${EXTRA_SUFFIX}"
1840 $2="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$2}"
1841 $3="${LIB_SUFFIX}${EXTRA_SUFFIX}[$]{$3}"
1844 dnl ---------------------------------------------------------------------------
1845 dnl CF_LIB_TYPE version: 5 updated: 2015/04/17 21:13:04
1847 dnl Compute the string to append to -library from the given model name
1849 dnl $2 = variable to set
1850 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
1851 AC_DEFUN([CF_LIB_TYPE],
1857 (profile) $2='_p' ;;
1860 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
1862 dnl ---------------------------------------------------------------------------
1863 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
1864 dnl ----------------
1865 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
1866 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
1867 dnl have to provide wrappers for global tables to ensure they're linked
1869 AC_DEFUN([CF_LINK_DATAONLY],
1871 AC_MSG_CHECKING([if data-only library module links])
1872 AC_CACHE_VAL(cf_cv_link_dataonly,[
1874 cat >conftest.$ac_ext <<EOF
1875 #line __oline__ "configure"
1876 int testdata[[3]] = { 123, 456, 789 };
1878 if AC_TRY_EVAL(ac_compile) ; then
1879 mv conftest.o data.o && \
1880 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
1882 rm -f conftest.$ac_ext data.o
1883 cat >conftest.$ac_ext <<EOF
1884 #line __oline__ "configure"
1888 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
1890 extern int testdata[[3]];
1891 return testdata[[0]] == 123
1892 && testdata[[1]] == 456
1893 && testdata[[2]] == 789;
1897 if AC_TRY_EVAL(ac_compile); then
1898 mv conftest.o func.o && \
1899 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
1901 rm -f conftest.$ac_ext func.o
1902 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
1904 LIBS="conftest.a $LIBS"
1908 extern int testfunc();
1909 ${cf_cv_main_return:-return} (!testfunc());
1912 [cf_cv_link_dataonly=yes],
1913 [cf_cv_link_dataonly=no],
1914 [cf_cv_link_dataonly=unknown])
1917 AC_MSG_RESULT($cf_cv_link_dataonly)
1919 if test "$cf_cv_link_dataonly" = no ; then
1920 AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
1925 dnl ---------------------------------------------------------------------------
1926 dnl CF_MAKEFLAGS version: 17 updated: 2015/08/05 20:44:28
1928 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
1929 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
1930 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
1931 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
1932 AC_DEFUN([CF_MAKEFLAGS],
1934 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
1936 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
1938 cat >cf_makeflags.tmp <<CF_EOF
1941 @ echo '.$cf_option'
1943 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
1944 case "$cf_result" in
1946 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
1947 case "$cf_result" in
1948 (.*CC=*) cf_cv_makeflags=
1950 (*) cf_cv_makeflags=$cf_option
1956 (*) echo "given option \"$cf_option\", no match \"$cf_result\""
1960 rm -f cf_makeflags.tmp
1963 AC_SUBST(cf_cv_makeflags)
1965 dnl ---------------------------------------------------------------------------
1966 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1968 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1969 dnl a monocase filesystem.
1970 AC_DEFUN([CF_MAKE_TAGS],[
1971 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1973 AC_CHECK_PROGS(CTAGS, exctags ctags)
1974 AC_CHECK_PROGS(ETAGS, exetags etags)
1976 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1978 if test "$cf_cv_mixedcase" = yes ; then
1979 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1984 if test "$MAKE_UPPER_TAGS" = yes ; then
1990 if test "$MAKE_LOWER_TAGS" = yes ; then
1999 AC_SUBST(MAKE_UPPER_TAGS)
2000 AC_SUBST(MAKE_LOWER_TAGS)
2002 dnl ---------------------------------------------------------------------------
2003 dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
2004 dnl ----------------------
2005 dnl Check if the file-system supports mixed-case filenames. If we're able to
2006 dnl create a lowercase name and see it as uppercase, it doesn't support that.
2007 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
2009 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
2010 if test "$cross_compiling" = yes ; then
2011 case $target_alias in
2012 (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
2020 rm -f conftest CONFTEST
2022 if test -f CONFTEST ; then
2027 rm -f conftest CONFTEST
2030 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
2032 dnl ---------------------------------------------------------------------------
2033 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
2035 dnl Check for a working mkstemp. This creates two files, checks that they are
2036 dnl successfully created and distinct (AmigaOS apparently fails on the last).
2037 AC_DEFUN([CF_MKSTEMP],[
2038 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
2041 #include <sys/types.h>
2045 #include <sys/stat.h>
2048 char *tmpl = "conftestXXXXXX";
2056 for (n = 0; n < 2; ++n) {
2057 strcpy(name[n], tmpl);
2058 if ((fd = mkstemp(name[n])) >= 0) {
2059 if (!strcmp(name[n], tmpl)
2060 || stat(name[n], &sb) != 0
2061 || (sb.st_mode & S_IFMT) != S_IFREG
2062 || (sb.st_mode & 077) != 0) {
2069 && !strcmp(name[0], name[1]))
2071 ${cf_cv_main_return:-return}(result);
2073 ],[cf_cv_func_mkstemp=yes
2074 ],[cf_cv_func_mkstemp=no
2075 ],[cf_cv_func_mkstemp=maybe])
2077 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
2078 AC_CHECK_FUNC(mkstemp)
2080 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
2081 AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
2084 dnl ---------------------------------------------------------------------------
2085 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
2087 dnl Write a debug message to config.log, along with the line number in the
2088 dnl configure script.
2089 AC_DEFUN([CF_MSG_LOG],[
2090 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
2092 dnl ---------------------------------------------------------------------------
2093 dnl CF_NCURSES_ADDON version: 5 updated: 2015/04/26 18:06:58
2094 dnl ----------------
2095 dnl Configure an ncurses add-on, built outside the ncurses tree.
2096 AC_DEFUN([CF_NCURSES_ADDON],[
2097 AC_REQUIRE([CF_NCURSES_CONFIG])
2099 AC_PROVIDE([CF_SUBST_NCURSES_VERSION])
2101 AC_MSG_CHECKING(if you want wide-character code)
2102 AC_ARG_ENABLE(widec,
2103 [ --enable-widec compile with wide-char/UTF-8 code],
2104 [with_widec=$enableval],
2106 AC_MSG_RESULT($with_widec)
2107 if test "$with_widec" = yes ; then
2109 CF_NCURSES_CONFIG(ncursesw)
2111 CF_NCURSES_CONFIG(ncurses)
2114 if test "$NCURSES_CONFIG_PKG" != none ; then
2115 cf_version=`$PKG_CONFIG --modversion $NCURSES_CONFIG_PKG 2>/dev/null`
2117 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2118 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2119 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2121 cf_cv_abi_version=`$PKG_CONFIG --variable=abi_version $NCURSES_CONFIG_PKG 2>/dev/null`
2122 if test -z "$cf_cv_abi_version"
2124 cf_cv_abi_version=`$PKG_CONFIG --variable=major_version $NCURSES_CONFIG_PKG 2>/dev/null`
2127 elif test "$NCURSES_CONFIG" != none ; then
2129 cf_version=`$NCURSES_CONFIG --version 2>/dev/null`
2131 NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'`
2132 NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.//' -e 's/\..*//'`
2133 NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.//'`
2135 # ABI version is not available from headers
2136 cf_cv_abi_version=`$NCURSES_CONFIG --abi-version 2>/dev/null`
2140 for cf_name in MAJOR MINOR PATCH
2142 cat >conftest.$ac_ext <<CF_EOF
2143 #include <${cf_cv_ncurses_header:-curses.h}>
2144 AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
2146 cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
2148 if test -f conftest.out ; then
2149 cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]][[ ]]*//"`
2150 eval NCURSES_$cf_name=\"$cf_result\"
2151 # cat conftest.$ac_ext
2156 cf_cv_abi_version=${NCURSES_MAJOR}
2160 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
2162 dnl Show the computed version, for logging
2163 cf_cv_timestamp=`date`
2165 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
2167 dnl We need these values in the generated headers
2168 AC_SUBST(NCURSES_MAJOR)
2169 AC_SUBST(NCURSES_MINOR)
2170 AC_SUBST(NCURSES_PATCH)
2172 dnl We need these values in the generated makefiles
2173 AC_SUBST(cf_cv_rel_version)
2174 AC_SUBST(cf_cv_abi_version)
2176 dnl FIXME - not needed for Ada95
2177 AC_SUBST(cf_cv_builtin_bool)
2178 AC_SUBST(cf_cv_header_stdbool_h)
2179 AC_SUBST(cf_cv_type_of_bool)dnl
2182 dnl ---------------------------------------------------------------------------
2183 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
2184 dnl -------------------
2185 dnl Check if we can compile with ncurses' header file
2186 dnl $1 is the cache variable to set
2187 dnl $2 is the header-file to include
2188 dnl $3 is the root name (ncurses or ncursesw)
2189 AC_DEFUN([CF_NCURSES_CC_CHECK],[
2191 ]ifelse($3,ncursesw,[
2192 #define _XOPEN_SOURCE_EXTENDED
2193 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
2194 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
2197 #ifdef NCURSES_VERSION
2198 ]ifelse($3,ncursesw,[
2203 printf("%s\n", NCURSES_VERSION);
2215 dnl ---------------------------------------------------------------------------
2216 dnl CF_NCURSES_CONFIG version: 17 updated: 2015/07/07 04:22:07
2217 dnl -----------------
2218 dnl Tie together the configure-script macros for ncurses, preferring these in
2220 dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG
2221 dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG
2222 dnl c) just plain libraries
2224 dnl $1 is the root library name (default: "ncurses")
2225 AC_DEFUN([CF_NCURSES_CONFIG],[
2226 AC_REQUIRE([CF_PKG_CONFIG])
2227 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2228 cf_have_ncuconfig=no
2230 if test "x${PKG_CONFIG:=none}" != xnone; then
2231 AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root)
2232 if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
2235 AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
2236 cf_have_ncuconfig=unknown
2238 cf_save_CPPFLAGS="$CPPFLAGS"
2239 cf_save_LIBS="$LIBS"
2241 CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`"
2242 CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
2244 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2245 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2246 [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
2248 { char *xx = curses_version(); return (xx == 0); }],
2249 [cf_have_ncuconfig=yes],
2250 [cf_have_ncuconfig=no],
2251 [cf_have_ncuconfig=maybe])],
2252 [cf_have_ncuconfig=no])
2253 AC_MSG_RESULT($cf_have_ncuconfig)
2254 test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
2255 if test "$cf_have_ncuconfig" != "yes"
2257 CPPFLAGS="$cf_save_CPPFLAGS"
2258 LIBS="$cf_save_LIBS"
2259 NCURSES_CONFIG_PKG=none
2261 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2262 NCURSES_CONFIG_PKG=$cf_ncuconfig_root
2267 NCURSES_CONFIG_PKG=none
2270 NCURSES_CONFIG_PKG=none
2273 if test "x$cf_have_ncuconfig" = "xno"; then
2274 echo "Looking for ${cf_ncuconfig_root}-config"
2276 CF_ACVERSION_CHECK(2.52,
2277 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2278 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2280 if test "$NCURSES_CONFIG" != none ; then
2282 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2283 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2285 # even with config script, some packages use no-override for curses.h
2286 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2288 dnl like CF_NCURSES_CPPFLAGS
2289 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2291 dnl like CF_NCURSES_LIBS
2292 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2293 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2295 dnl like CF_NCURSES_VERSION
2296 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2300 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2301 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2308 dnl ---------------------------------------------------------------------------
2309 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
2310 dnl -------------------
2311 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2312 dnl the CPPFLAGS variable so we can include its header.
2314 dnl The header files may be installed as either curses.h, or ncurses.h (would
2315 dnl be obsolete, except that some packagers prefer this name to distinguish it
2316 dnl from a "native" curses implementation). If not installed for overwrite,
2317 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2318 dnl /usr/include/ncurses), but someone may have installed overwriting the
2319 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2320 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2323 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2324 dnl is already in the include-path, don't even bother with this, since we cannot
2325 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2327 dnl The optional parameter gives the root name of the library, in case it is
2328 dnl not installed as the default curses library. That is how the
2329 dnl wide-character version of ncurses is installed.
2330 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2331 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2333 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2334 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2336 test -n "$cf_cv_curses_dir" && \
2337 test "$cf_cv_curses_dir" != "no" && { \
2338 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2341 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2342 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2343 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2344 for cf_header in $cf_header_list
2346 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2347 test "$cf_cv_ncurses_h" != no && break
2354 # some applications need this, but should check for NCURSES_VERSION
2355 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2359 dnl ---------------------------------------------------------------------------
2360 dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
2361 dnl -----------------
2362 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2363 dnl variations of ncurses' installs.
2365 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2366 AC_DEFUN([CF_NCURSES_HEADER],[
2368 if test "$cf_cv_ncurses_h" != no ; then
2369 cf_cv_ncurses_header=$cf_cv_ncurses_h
2372 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2373 test -n "$verbose" && echo
2374 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2375 test -n "$verbose" && echo search path $cf_search
2376 cf_save2_CPPFLAGS="$CPPFLAGS"
2377 for cf_incdir in $cf_search
2379 CF_ADD_INCDIR($cf_incdir)
2384 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2385 if test "$cf_cv_ncurses_h2" != no ; then
2386 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2387 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2390 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2392 CPPFLAGS="$cf_save2_CPPFLAGS"
2393 test "$cf_cv_ncurses_h2" != no && break
2395 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2398 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2399 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2400 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2401 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2403 CF_ADD_INCDIR($cf_1st_incdir)
2407 # Set definitions to allow ifdef'ing for ncurses.h
2409 case $cf_cv_ncurses_header in
2411 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2415 case $cf_cv_ncurses_header in
2416 (ncurses/curses.h|ncurses/ncurses.h)
2417 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2419 (ncursesw/curses.h|ncursesw/ncurses.h)
2420 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2425 dnl ---------------------------------------------------------------------------
2426 dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
2428 dnl Look for the ncurses library. This is a little complicated on Linux,
2429 dnl because it may be linked with the gpm (general purpose mouse) library.
2430 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2431 dnl unusable with ncurses. However, we don't want to link with gpm unless
2432 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2433 dnl and the linker will record a dependency.
2435 dnl The optional parameter gives the root name of the library, in case it is
2436 dnl not installed as the default curses library. That is how the
2437 dnl wide-character version of ncurses is installed.
2438 AC_DEFUN([CF_NCURSES_LIBS],
2439 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2441 cf_nculib_root=ifelse($1,,ncurses,$1)
2442 # This works, except for the special case where we find gpm, but
2443 # ncurses is in a nonstandard location via $LIBS, and we really want
2446 cf_ncurses_SAVE="$LIBS"
2447 AC_CHECK_LIB(gpm,Gpm_Open,
2448 [AC_CHECK_LIB(gpm,initscr,
2449 [LIBS="$cf_ncurses_SAVE"],
2450 [cf_ncurses_LIBS="-lgpm"])])
2454 # This is only necessary if you are linking against an obsolete
2455 # version of ncurses (but it should do no harm, since it's static).
2456 if test "$cf_nculib_root" = ncurses ; then
2457 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2462 CF_ADD_LIBS($cf_ncurses_LIBS)
2464 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2466 CF_ADD_LIBS(-l$cf_nculib_root)
2468 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2469 [#include <${cf_cv_ncurses_header:-curses.h}>],
2474 if test -n "$cf_ncurses_LIBS" ; then
2475 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2476 cf_ncurses_SAVE="$LIBS"
2477 for p in $cf_ncurses_LIBS ; do
2478 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2479 if test "$q" != "$LIBS" ; then
2483 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2484 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2485 [AC_MSG_RESULT(yes)],
2487 LIBS="$cf_ncurses_SAVE"])
2490 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2491 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2493 dnl ---------------------------------------------------------------------------
2494 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2495 dnl ------------------
2496 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2497 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2498 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2499 AC_DEFUN([CF_NCURSES_VERSION],
2501 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2502 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2503 cf_cv_ncurses_version=no
2507 #include <${cf_cv_ncurses_header:-curses.h}>
2511 FILE *fp = fopen("$cf_tempfile", "w");
2512 #ifdef NCURSES_VERSION
2513 # ifdef NCURSES_VERSION_PATCH
2514 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2516 fprintf(fp, "%s\n", NCURSES_VERSION);
2520 fprintf(fp, "old\n");
2525 ${cf_cv_main_return:-return}(0);
2527 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2529 # This will not work if the preprocessor splits the line after the
2530 # Autoconf token. The 'unproto' program does that.
2531 cat > conftest.$ac_ext <<EOF
2532 #include <${cf_cv_ncurses_header:-curses.h}>
2534 #ifdef NCURSES_VERSION
2535 Autoconf NCURSES_VERSION
2543 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2545 if test -f conftest.out ; then
2546 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2547 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2553 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2555 dnl ---------------------------------------------------------------------------
2556 dnl CF_OBJ_SUBDIR version: 7 updated: 2015/04/17 21:13:04
2558 dnl Compute the object-directory name from the given model name
2559 AC_DEFUN([CF_OBJ_SUBDIR],
2562 (libtool) $2='obj_lo' ;;
2563 (normal) $2='objects' ;;
2564 (debug) $2='obj_g' ;;
2565 (profile) $2='obj_p' ;;
2567 case $cf_cv_system_name in
2575 dnl ---------------------------------------------------------------------------
2576 dnl CF_PATHSEP version: 7 updated: 2015/04/12 15:39:00
2578 dnl Provide a value for the $PATH and similar separator (or amend the value
2579 dnl as provided in autoconf 2.5x).
2580 AC_DEFUN([CF_PATHSEP],
2582 AC_MSG_CHECKING(for PATH separator)
2583 case $cf_cv_system_name in
2584 (os2*) PATH_SEPARATOR=';' ;;
2585 (*) ${PATH_SEPARATOR:=':'} ;;
2587 ifelse([$1],,,[$1=$PATH_SEPARATOR])
2588 AC_SUBST(PATH_SEPARATOR)
2589 AC_MSG_RESULT($PATH_SEPARATOR)
2591 dnl ---------------------------------------------------------------------------
2592 dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
2594 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2595 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2596 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2597 dnl delayed evaluation of those symbols.
2598 AC_DEFUN([CF_PATH_SYNTAX],[
2599 if test "x$prefix" != xNONE; then
2600 cf_path_syntax="$prefix"
2602 cf_path_syntax="$ac_default_prefix"
2606 (.\[$]\(*\)*|.\'*\'*)
2610 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
2612 (.\[$]{*prefix}*|.\[$]{*dir}*)
2616 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2621 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2624 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2628 dnl ---------------------------------------------------------------------------
2629 dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
2631 dnl Check for the package-config program, unless disabled by command-line.
2632 AC_DEFUN([CF_PKG_CONFIG],
2634 AC_MSG_CHECKING(if you want to use pkg-config)
2635 AC_ARG_WITH(pkg-config,
2636 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2637 [cf_pkg_config=$withval],
2638 [cf_pkg_config=yes])
2639 AC_MSG_RESULT($cf_pkg_config)
2641 case $cf_pkg_config in
2646 CF_ACVERSION_CHECK(2.52,
2647 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2648 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2655 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2656 if test "$PKG_CONFIG" != none ; then
2657 CF_PATH_SYNTAX(PKG_CONFIG)
2658 elif test "x$cf_pkg_config" != xno ; then
2659 AC_MSG_WARN(pkg-config is not installed)
2662 AC_SUBST(PKG_CONFIG)
2664 dnl ---------------------------------------------------------------------------
2665 dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00
2666 dnl -----------------
2667 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2669 dnl POSIX.1-1990 _POSIX_SOURCE
2670 dnl POSIX.1-1990 and _POSIX_SOURCE and
2671 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2673 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2674 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2675 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2678 dnl $1 is the nominal value for _POSIX_C_SOURCE
2679 AC_DEFUN([CF_POSIX_C_SOURCE],
2681 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2683 cf_save_CFLAGS="$CFLAGS"
2684 cf_save_CPPFLAGS="$CPPFLAGS"
2686 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2687 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2689 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2690 CF_MSG_LOG(if the symbol is already defined go no further)
2691 AC_TRY_COMPILE([#include <sys/types.h>],[
2692 #ifndef _POSIX_C_SOURCE
2695 [cf_cv_posix_c_source=no],
2696 [cf_want_posix_source=no
2697 case .$cf_POSIX_C_SOURCE in
2699 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2702 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2703 cf_want_posix_source=yes
2706 cf_want_posix_source=yes
2709 if test "$cf_want_posix_source" = yes ; then
2710 AC_TRY_COMPILE([#include <sys/types.h>],[
2711 #ifdef _POSIX_SOURCE
2714 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2716 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2717 CFLAGS="$cf_trim_CFLAGS"
2718 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2719 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2720 AC_TRY_COMPILE([#include <sys/types.h>],[
2721 #ifndef _POSIX_C_SOURCE
2724 [cf_cv_posix_c_source=no])
2725 CFLAGS="$cf_save_CFLAGS"
2726 CPPFLAGS="$cf_save_CPPFLAGS"
2730 if test "$cf_cv_posix_c_source" != no ; then
2731 CFLAGS="$cf_trim_CFLAGS"
2732 CPPFLAGS="$cf_trim_CPPFLAGS"
2733 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2737 dnl ---------------------------------------------------------------------------
2738 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
2740 dnl Check for archiver "ar".
2741 AC_DEFUN([CF_PROG_AR],[
2742 AC_CHECK_TOOL(AR, ar, ar)
2744 dnl ---------------------------------------------------------------------------
2745 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
2747 dnl Check for awk, ensure that the check found something.
2748 AC_DEFUN([CF_PROG_AWK],
2751 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
2753 dnl ---------------------------------------------------------------------------
2754 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2756 dnl standard check for CC, plus followup sanity checks
2757 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2758 AC_DEFUN([CF_PROG_CC],[
2759 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2761 CF_ACVERSION_CHECK(2.52,
2766 dnl ---------------------------------------------------------------------------
2767 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
2769 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
2770 dnl the output file can be renamed, and allows for a shell variable that can
2771 dnl be used later. The parameter is either CC or CXX. The result is the
2773 dnl $cf_cv_prog_CC_c_o
2774 dnl $cf_cv_prog_CXX_c_o
2775 AC_DEFUN([CF_PROG_CC_C_O],
2776 [AC_REQUIRE([AC_PROG_CC])dnl
2777 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
2778 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
2780 cat > conftest.$ac_ext <<CF_EOF
2784 ${cf_cv_main_return:-return}(0);
2787 # We do the test twice because some compilers refuse to overwrite an
2788 # existing .o file with -o, though they will create one.
2789 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
2790 if AC_TRY_EVAL(ac_try) &&
2791 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
2793 eval cf_cv_prog_$1_c_o=yes
2795 eval cf_cv_prog_$1_c_o=no
2799 if test $cf_cv_prog_$1_c_o = yes; then
2800 AC_MSG_RESULT([yes])
2805 dnl ---------------------------------------------------------------------------
2806 dnl CF_PROG_EGREP version: 2 updated: 2015/04/18 08:56:57
2808 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
2809 dnl This macro adds a check to ensure the script found something.
2810 AC_DEFUN([CF_PROG_EGREP],
2811 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
2812 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
2813 then ac_cv_prog_egrep='grep -E'
2814 else ac_cv_prog_egrep='egrep'
2816 EGREP=$ac_cv_prog_egrep
2818 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
2820 dnl ---------------------------------------------------------------------------
2821 dnl CF_PROG_EXT version: 13 updated: 2015/04/18 09:03:58
2823 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
2824 AC_DEFUN([CF_PROG_EXT],
2826 AC_REQUIRE([CF_CHECK_CACHE])
2827 case $cf_cv_system_name in
2829 CFLAGS="$CFLAGS -Zmt"
2830 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
2831 CXXFLAGS="$CXXFLAGS -Zmt"
2832 # autoconf's macro sets -Zexe and suffix both, which conflict:w
2833 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
2843 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)])
2845 dnl ---------------------------------------------------------------------------
2846 dnl CF_PROG_GNAT version: 3 updated: 2015/04/18 08:56:57
2848 dnl Check for gnatmake, ensure that it is complete.
2849 AC_DEFUN([CF_PROG_GNAT],[
2850 cf_ada_make=gnatmake
2851 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
2852 if test "$ac_cv_prog_gnat_exists" = no; then
2854 cf_cv_prog_gnat_correct=no
2857 AC_CHECK_PROG(M4_exists, m4, yes, no)
2858 if test "$ac_cv_prog_M4_exists" = no; then
2859 cf_cv_prog_gnat_correct=no
2860 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
2862 if test "$cf_cv_prog_gnat_correct" = yes; then
2863 AC_MSG_CHECKING(if GNAT works)
2864 CF_GNAT_TRY_RUN([procedure conftest;],
2867 procedure conftest is
2869 Text_IO.Put ("Hello World");
2871 GNAT.OS_Lib.OS_Exit (0);
2872 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
2873 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
2877 AC_SUBST(cf_ada_make)
2879 dnl ---------------------------------------------------------------------------
2880 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
2882 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
2883 dnl option if it is supported.
2884 AC_DEFUN([CF_PROG_LN_S],[
2886 AC_MSG_CHECKING(if $LN_S -f options work)
2888 rm -f conf$$.src conf$$dst
2890 echo first >conf$$.src
2891 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
2896 rm -f conf$$.dst conf$$src
2897 AC_MSG_RESULT($cf_prog_ln_sf)
2899 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
2901 dnl ---------------------------------------------------------------------------
2902 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2903 dnl ----------------
2904 dnl Remove all -U and -D options that refer to the given symbol from a list
2905 dnl of C compiler options. This works around the problem that not all
2906 dnl compilers process -U and -D options from left-to-right, so a -U option
2907 dnl cannot be used to cancel the effect of a preceding -D option.
2909 dnl $1 = target (which could be the same as the source variable)
2910 dnl $2 = source (including '$')
2911 dnl $3 = symbol to remove
2912 define([CF_REMOVE_DEFINE],
2915 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2916 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2918 dnl ---------------------------------------------------------------------------
2919 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
2921 dnl Remove the given library from the symbol
2923 dnl $1 = target (which could be the same as the source variable)
2924 dnl $2 = source (including '$')
2925 dnl $3 = library to remove
2926 define([CF_REMOVE_LIB],
2928 # remove $3 library from $2
2929 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
2931 dnl ---------------------------------------------------------------------------
2932 dnl CF_SHARED_OPTS version: 89 updated: 2015/08/15 18:38:59
2935 dnl Attempt to determine the appropriate CC/LD options for creating a shared
2939 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
2940 dnl the build-tree, i.e., by making use of the libraries that are compiled in
2941 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
2942 dnl shared library since that can lead to unexpected results at runtime.
2943 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
2944 dnl libraries are compiled in ../../lib
2946 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
2947 dnl to install symbolic links to the rel/abi versions of shared libraries.
2949 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
2950 dnl version when making symbolic links.
2952 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
2953 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
2954 dnl (ex: libncurses.so.<ver>).
2956 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
2957 AC_DEFUN([CF_SHARED_OPTS],
2959 AC_REQUIRE([CF_LD_RPATH_OPT])
2964 INSTALL_LIB="-m 644"
2965 : ${rel_builddir:=.}
2973 cf_cv_do_symlinks=no
2975 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
2977 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
2978 AC_ARG_WITH(shlib-version,
2979 [ --with-shlib-version=X Specify rel or abi version for shared libs],
2980 [test -z "$withval" && withval=auto
2983 cf_cv_shlib_version=auto
2986 cf_cv_shlib_version=$withval
2989 AC_MSG_RESULT($withval)
2990 AC_MSG_ERROR([option value must be one of: rel, abi, or auto])
2993 ],[cf_cv_shlib_version=auto])
2994 AC_MSG_RESULT($cf_cv_shlib_version)
2999 # Some less-capable ports of gcc support only -fpic
3001 if test "$GCC" = yes
3003 AC_MSG_CHECKING(which $CC option to use)
3004 cf_save_CFLAGS="$CFLAGS"
3005 for CC_SHARED_OPTS in -fPIC -fpic ''
3007 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
3008 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
3010 AC_MSG_RESULT($CC_SHARED_OPTS)
3011 CFLAGS="$cf_save_CFLAGS"
3014 cf_cv_shlib_version_infix=no
3016 case $cf_cv_system_name in
3017 (aix4.[3-9]*|aix[[5-7]]*)
3018 if test "$GCC" = yes; then
3019 CC_SHARED_OPTS='-Wl,-brtl'
3020 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3022 CC_SHARED_OPTS='-brtl'
3023 # as well as '-qpic=large -G' or perhaps "-bM:SRE -bnoentry -bexpall"
3024 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
3028 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
3032 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3033 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3034 cf_cv_shlib_version=cygdll
3035 cf_cv_shlib_version_infix=cygdll
3038 cat >mk_shared_lib.sh <<-CF_EOF
3041 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3044 Linking shared library
3045 ** SHARED_LIB \[$]SHARED_LIB
3046 ** IMPORT_LIB \[$]IMPORT_LIB
3048 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3050 chmod +x mk_shared_lib.sh
3054 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3055 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3056 cf_cv_shlib_version=msysdll
3057 cf_cv_shlib_version_infix=msysdll
3060 cat >mk_shared_lib.sh <<-CF_EOF
3063 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3066 Linking shared library
3067 ** SHARED_LIB \[$]SHARED_LIB
3068 ** IMPORT_LIB \[$]IMPORT_LIB
3070 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3072 chmod +x mk_shared_lib.sh
3075 cf_try_cflags="no-cpp-precomp"
3076 CC_SHARED_OPTS="-dynamic"
3077 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
3078 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
3079 cf_cv_shlib_version_infix=yes
3080 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
3081 cf_save_LDFLAGS=$LDFLAGS
3082 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3083 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
3084 LDFLAGS=$cf_save_LDFLAGS])
3085 if test $cf_cv_ldflags_search_paths_first = yes; then
3086 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
3090 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
3091 if test "$GCC" != yes; then
3094 MK_SHARED_LIB='${LD} -b -o $[@]'
3095 INSTALL_LIB="-m 555"
3098 # (tested with gcc 2.7.2 -- I don't have c89)
3099 if test "$GCC" = yes; then
3100 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
3103 LD_SHARED_OPTS='-Wl,+b,${libdir}'
3105 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
3106 # HP-UX shared libraries must be executable, and should be
3107 # readonly to exploit a quirk in the memory manager.
3108 INSTALL_LIB="-m 555"
3111 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3112 if test "$cf_cv_shlib_version" = rel; then
3113 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
3115 cf_shared_soname='`basename $@`'
3118 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
3121 if test "$cf_cv_enable_rpath" = yes ; then
3122 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3124 # tested with IRIX 5.2 and 'cc'.
3125 if test "$GCC" != yes; then
3126 CC_SHARED_OPTS='-KPIC'
3127 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
3129 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
3131 cf_cv_rm_so_locs=yes
3133 (linux*|gnu*|k*bsd*-gnu)
3134 if test "$DFT_LWR_MODEL" = "shared" ; then
3135 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3136 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3138 if test "$cf_cv_enable_rpath" = yes ; then
3139 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3142 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3145 cf_cv_shlib_version=mingw
3146 cf_cv_shlib_version_infix=mingw
3149 if test "$DFT_LWR_MODEL" = "shared" ; then
3150 LOCAL_LDFLAGS="-Wl,--enable-auto-import"
3151 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3152 EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
3155 MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
3156 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
3157 cat >mk_shared_lib.sh <<-CF_EOF
3160 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
3163 Linking shared library
3164 ** SHARED_LIB \[$]SHARED_LIB
3165 ** IMPORT_LIB \[$]IMPORT_LIB
3167 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
3169 chmod +x mk_shared_lib.sh
3171 (openbsd[[2-9]].*|mirbsd*)
3172 if test "$DFT_LWR_MODEL" = "shared" ; then
3173 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3174 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3176 if test "$cf_cv_enable_rpath" = yes ; then
3177 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3179 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3181 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3183 (nto-qnx*|openbsd*|freebsd[[12]].*)
3184 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3185 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
3186 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3188 (dragonfly*|freebsd*)
3189 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3190 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3191 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3192 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
3193 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3196 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
3199 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
3200 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
3201 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
3202 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3203 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
3204 if test "$cf_cv_shlib_version" = auto; then
3205 if test -f /usr/libexec/ld.elf_so; then
3206 cf_cv_shlib_version=abi
3208 cf_cv_shlib_version=rel
3212 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
3214 MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
3218 # tested with OSF/1 V3.2 and 'cc'
3219 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
3220 # link with shared libs).
3221 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
3224 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
3227 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
3228 if test "$DFT_LWR_MODEL" = "shared" ; then
3229 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
3230 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3232 cf_cv_rm_so_locs=yes
3234 (sco3.2v5*) # also uw2* and UW7: hops 13-Apr-98
3235 # tested with osr5.0.5
3236 if test "$GCC" != yes; then
3237 CC_SHARED_OPTS='-belf -KPIC'
3239 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
3240 if test "$cf_cv_enable_rpath" = yes ; then
3241 # only way is to set LD_RUN_PATH but no switch for it
3244 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3245 LINK_PROGS='LD_RUN_PATH=${libdir}'
3246 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
3249 # tested with SunOS 4.1.1 and gcc 2.7.0
3250 if test "$GCC" != yes; then
3251 CC_SHARED_OPTS='-KPIC'
3253 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
3254 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
3257 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
3258 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
3259 if test "$DFT_LWR_MODEL" = "shared" ; then
3260 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
3261 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
3263 if test "$cf_cv_enable_rpath" = yes ; then
3264 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
3267 if test "$GCC" != yes; then
3268 cf_save_CFLAGS="$CFLAGS"
3269 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
3271 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
3272 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
3274 CFLAGS="$cf_save_CFLAGS"
3275 CC_SHARED_OPTS=$cf_shared_opts
3276 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3278 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
3281 (sysv5uw7*|unix_sv*)
3282 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
3283 if test "$GCC" != yes; then
3284 CC_SHARED_OPTS='-KPIC'
3286 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
3289 CC_SHARED_OPTS='unknown'
3290 MK_SHARED_LIB='echo unknown'
3294 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
3295 case "$cf_cv_shlib_version" in
3297 case "$MK_SHARED_LIB" in
3299 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
3302 AC_MSG_WARN(ignored --with-shlib-version)
3308 if test -n "$cf_try_cflags"
3310 cat > conftest.$ac_ext <<EOF
3311 #line __oline__ "${as_me:-configure}"
3313 int main(int argc, char *argv[[]])
3316 return (argv[[argc-1]] == 0) ;
3319 cf_save_CFLAGS="$CFLAGS"
3320 for cf_opt in $cf_try_cflags
3322 CFLAGS="$cf_save_CFLAGS -$cf_opt"
3323 AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
3324 if AC_TRY_EVAL(ac_compile); then
3326 cf_save_CFLAGS="$CFLAGS"
3331 CFLAGS="$cf_save_CFLAGS"
3335 # RPATH_LIST is a colon-separated list of directories
3336 test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
3337 test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
3339 test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
3341 CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
3342 CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB)
3344 AC_SUBST(CC_SHARED_OPTS)
3345 AC_SUBST(LD_RPATH_OPT)
3346 AC_SUBST(LD_SHARED_OPTS)
3347 AC_SUBST(MK_SHARED_LIB)
3348 AC_SUBST(RM_SHARED_OPTS)
3350 AC_SUBST(LINK_PROGS)
3351 AC_SUBST(LINK_TESTS)
3353 AC_SUBST(EXTRA_LDFLAGS)
3354 AC_SUBST(LOCAL_LDFLAGS)
3355 AC_SUBST(LOCAL_LDFLAGS2)
3357 AC_SUBST(INSTALL_LIB)
3358 AC_SUBST(RPATH_LIST)
3360 dnl ---------------------------------------------------------------------------
3361 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
3362 dnl ----------------
3363 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
3364 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
3367 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
3368 dnl If missing, use "rel".
3369 define([CF_SHARED_SONAME],
3371 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
3372 if test "$cf_cv_shlib_version" = rel; then
3373 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
3375 cf_cv_shared_soname='`basename $[@]`'
3378 dnl ---------------------------------------------------------------------------
3379 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
3381 dnl Remove "-g" option from the compiler options
3382 AC_DEFUN([CF_STRIP_G_OPT],
3383 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
3384 dnl ---------------------------------------------------------------------------
3385 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
3387 dnl Construct a search-list for a nonstandard header/lib-file
3388 dnl $1 = the variable to return as result
3389 dnl $2 = the package name
3390 dnl $3 = the subdirectory, e.g., bin, include or lib
3391 AC_DEFUN([CF_SUBDIR_PATH],
3395 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
3397 for cf_subdir_prefix in \
3405 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
3408 dnl ---------------------------------------------------------------------------
3409 dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
3411 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3412 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3413 dnl but some packagers change this, breaking various applications.
3414 AC_DEFUN([CF_TERM_HEADER],[
3415 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3416 case ${cf_cv_ncurses_header} in
3417 (*/ncurses.h|*/ncursesw.h)
3418 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3421 cf_term_header=term.h
3425 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3427 AC_TRY_COMPILE([#include <stdio.h>
3428 #include <${cf_cv_ncurses_header:-curses.h}>
3430 ],[int x = auto_left_margin],[
3431 cf_cv_term_header="$cf_test"],[
3432 cf_cv_term_header=unknown
3434 test "$cf_cv_term_header" != unknown && break
3438 # Set definitions to allow ifdef'ing to accommodate subdirectories
3440 case $cf_cv_term_header in
3442 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
3446 case $cf_cv_term_header in
3448 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
3451 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
3455 dnl ---------------------------------------------------------------------------
3456 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
3458 dnl Define a top_builddir symbol, for applications that need an absolute path.
3459 AC_DEFUN([CF_TOP_BUILDDIR],
3461 top_builddir=ifelse($1,,`pwd`,$1)
3462 AC_SUBST(top_builddir)
3464 dnl ---------------------------------------------------------------------------
3465 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3466 dnl -------------------
3467 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3468 dnl can define it successfully.
3469 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3470 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3474 #include <sys/types.h>
3476 #ifndef _XOPEN_SOURCE
3479 [cf_cv_xopen_source=no],
3480 [cf_save="$CPPFLAGS"
3481 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3485 #include <sys/types.h>
3487 #ifdef _XOPEN_SOURCE
3490 [cf_cv_xopen_source=no],
3491 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3496 if test "$cf_cv_xopen_source" != no ; then
3497 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3498 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3499 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3500 CF_ADD_CFLAGS($cf_temp_xopen_source)
3503 dnl ---------------------------------------------------------------------------
3504 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3506 dnl Make an uppercase version of a variable
3507 dnl $1=uppercase($2)
3508 AC_DEFUN([CF_UPPER],
3510 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3512 dnl ---------------------------------------------------------------------------
3513 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
3515 dnl Check for multibyte support, and if not found, utf8 compatibility library
3516 AC_DEFUN([CF_UTF8_LIB],
3518 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3519 cf_save_LIBS="$LIBS"
3521 #include <stdlib.h>],[putwc(0,0);],
3522 [cf_cv_utf8_lib=yes],
3524 #include <libutf8.h>],[putwc(0,0);],utf8,
3525 [cf_cv_utf8_lib=add-on],
3526 [cf_cv_utf8_lib=no])
3529 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3531 if test "$cf_cv_utf8_lib" = "add-on" ; then
3532 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
3533 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3534 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3535 CF_ADD_LIBS($cf_cv_library_file_utf8)
3538 dnl ---------------------------------------------------------------------------
3539 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3541 dnl Use AC_VERBOSE w/o the warnings
3542 AC_DEFUN([CF_VERBOSE],
3543 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3546 dnl ---------------------------------------------------------------------------
3547 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
3549 dnl Check for compiler-support for weak symbols.
3550 dnl This works with "recent" gcc.
3551 AC_DEFUN([CF_WEAK_SYMBOLS],[
3552 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
3555 #include <stdio.h>],
3557 #if defined(__GNUC__)
3558 # if defined __USE_ISOC99
3559 # define _cat_pragma(exp) _Pragma(#exp)
3560 # define _weak_pragma(exp) _cat_pragma(weak name)
3562 # define _weak_pragma(exp)
3564 # define _declare(name) __extension__ extern __typeof__(name) name
3565 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
3569 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
3572 dnl ---------------------------------------------------------------------------
3573 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
3574 dnl --------------------
3575 dnl Command-line option to specify the Ada95 compiler.
3576 AC_DEFUN([CF_WITH_ADA_COMPILER],[
3577 AC_MSG_CHECKING(for ada-compiler)
3578 AC_ARG_WITH(ada-compiler,
3579 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
3580 [cf_ada_compiler=$withval],
3581 [cf_ada_compiler=gnatmake])
3582 AC_SUBST(cf_ada_compiler)
3583 AC_MSG_RESULT($cf_ada_compiler)
3585 dnl ---------------------------------------------------------------------------
3586 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
3587 dnl -------------------
3588 dnl Command-line option to specify where Ada includes will install.
3589 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
3590 AC_MSG_CHECKING(for ada-include)
3591 CF_WITH_PATH(ada-include,
3592 [ --with-ada-include=DIR Ada includes are in DIR],
3594 PREFIX/share/ada/adainclude,
3595 [$]prefix/share/ada/adainclude)
3596 AC_SUBST(ADA_INCLUDE)
3597 AC_MSG_RESULT($ADA_INCLUDE)
3599 dnl ---------------------------------------------------------------------------
3600 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
3601 dnl -------------------
3602 dnl Command-line option to specify where Ada objects will install.
3603 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
3604 AC_MSG_CHECKING(for ada-objects)
3605 CF_WITH_PATH(ada-objects,
3606 [ --with-ada-objects=DIR Ada objects are in DIR],
3608 PREFIX/lib/ada/adalib,
3609 [$]prefix/lib/ada/adalib)
3610 AC_SUBST(ADA_OBJECTS)
3611 AC_MSG_RESULT($ADA_OBJECTS)
3613 dnl ---------------------------------------------------------------------------
3614 dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
3615 dnl ---------------------
3616 dnl Command-line option to specify if an Ada95 shared-library should be built,
3617 dnl and optionally what its soname should be.
3618 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
3619 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
3620 AC_ARG_WITH(ada-sharedlib,
3621 [ --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
3622 [with_ada_sharedlib=$withval],
3623 [with_ada_sharedlib=no])
3624 AC_MSG_RESULT($with_ada_sharedlib)
3626 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
3627 MAKE_ADA_SHAREDLIB="#"
3629 if test "x$with_ada_sharedlib" != xno
3632 if test "x$with_ada_sharedlib" != xyes
3634 ADA_SHAREDLIB="$with_ada_sharedlib"
3638 AC_SUBST(ADA_SHAREDLIB)
3639 AC_SUBST(MAKE_ADA_SHAREDLIB)
3641 dnl ---------------------------------------------------------------------------
3642 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3643 dnl ------------------
3644 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3646 AC_DEFUN([CF_WITH_CURSES_DIR],[
3648 AC_MSG_CHECKING(for specific curses-directory)
3649 AC_ARG_WITH(curses-dir,
3650 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3651 [cf_cv_curses_dir=$withval],
3652 [cf_cv_curses_dir=no])
3653 AC_MSG_RESULT($cf_cv_curses_dir)
3655 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3657 CF_PATH_SYNTAX(withval)
3658 if test -d "$cf_cv_curses_dir"
3660 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3661 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3665 dnl ---------------------------------------------------------------------------
3666 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
3667 dnl ------------------
3668 dnl Allow the library-prefix to be overridden. OS/2 EMX originally had no
3669 dnl "lib" prefix, e.g., because it used the dll naming convention.
3671 dnl $1 = variable to set
3672 AC_DEFUN([CF_WITH_LIB_PREFIX],
3674 AC_MSG_CHECKING(if you want to have a library-prefix)
3675 AC_ARG_WITH(lib-prefix,
3676 [ --with-lib-prefix override library-prefix],
3677 [with_lib_prefix=$withval],
3678 [with_lib_prefix=auto])
3679 AC_MSG_RESULT($with_lib_prefix)
3681 if test $with_lib_prefix = auto
3684 elif test $with_lib_prefix = no
3688 LIB_PREFIX=$with_lib_prefix
3691 dnl ---------------------------------------------------------------------------
3692 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
3694 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
3695 dnl defaulting to yes/no.
3697 dnl $1 = option name
3699 dnl $3 = environment variable to set
3700 dnl $4 = default value, shown in the help-message, must be a constant
3701 dnl $5 = default value, if it's an expression & cannot be in the help-message
3703 AC_DEFUN([CF_WITH_PATH],
3704 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
3705 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
3706 if ifelse([$5],,true,[test -n "$5"]) ; then
3707 CF_PATH_SYNTAX(withval)
3712 dnl ---------------------------------------------------------------------------
3713 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 10 updated: 2015/08/22 17:10:56
3714 dnl -------------------------
3715 dnl Allow the choice of the pkg-config library directory to be overridden.
3716 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
3720 AC_MSG_CHECKING(for pkg-config library directory)
3723 AC_MSG_CHECKING(for $PKG_CONFIG library directory)
3727 PKG_CONFIG_LIBDIR=no
3728 AC_ARG_WITH(pkg-config-libdir,
3729 [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
3730 [PKG_CONFIG_LIBDIR=$withval],
3731 [test "x$PKG_CONFIG" != xnone && PKG_CONFIG_LIBDIR=yes])
3733 case x$PKG_CONFIG_LIBDIR in
3737 # Look for the library directory using the same prefix as the executable
3738 if test "x$PKG_CONFIG" = xnone
3742 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
3745 # If you don't like using the default architecture, you have to specify the
3746 # intended library directory and corresponding compiler/linker options.
3748 # This case allows for Debian's 2014-flavor of multiarch, along with the
3749 # most common variations before that point. Some other variants spell the
3750 # directory differently, e.g., "pkg-config", and put it in unusual places.
3751 # pkg-config has always been poorly standardized, which is ironic...
3752 case x`(arch) 2>/dev/null` in
3755 $cf_path/lib/*64-linux-gnu \
3763 $cf_path/lib/*-linux-gnu \
3772 for cf_config in $cf_search_path
3774 CF_VERBOSE(checking $cf_config/pkgconfig)
3775 if test -d $cf_config/pkgconfig
3777 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
3778 AC_MSG_CHECKING(done)
3787 if test "x$PKG_CONFIG_LIBDIR" != xno ; then
3788 AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
3791 AC_SUBST(PKG_CONFIG_LIBDIR)
3793 dnl ---------------------------------------------------------------------------
3794 dnl CF_WITH_PTHREAD version: 7 updated: 2015/04/18 08:56:57
3796 dnl Check for POSIX thread library.
3797 AC_DEFUN([CF_WITH_PTHREAD],
3799 AC_MSG_CHECKING(if you want to link with the pthread library)
3800 AC_ARG_WITH(pthread,
3801 [ --with-pthread use POSIX thread library],
3802 [with_pthread=$withval],
3804 AC_MSG_RESULT($with_pthread)
3806 if test "$with_pthread" != no ; then
3807 AC_CHECK_HEADER(pthread.h,[
3808 AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
3810 for cf_lib_pthread in pthread c_r
3812 AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
3813 cf_save_LIBS="$LIBS"
3814 CF_ADD_LIB($cf_lib_pthread)
3816 #include <pthread.h>
3818 int rc = pthread_create(0,0,0,0);
3819 int r2 = pthread_mutexattr_settype(0, 0);
3820 ],[with_pthread=yes],[with_pthread=no])
3821 LIBS="$cf_save_LIBS"
3822 AC_MSG_RESULT($with_pthread)
3823 test "$with_pthread" = yes && break
3826 if test "$with_pthread" = yes ; then
3827 CF_ADD_LIB($cf_lib_pthread)
3828 AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
3830 AC_MSG_ERROR(Cannot link with pthread library)
3835 dnl ---------------------------------------------------------------------------
3836 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
3838 dnl For testing, override the derived host system-type which is used to decide
3839 dnl things such as the linker commands used to build shared libraries. This is
3840 dnl normally chosen automatically based on the type of system which you are
3841 dnl building on. We use it for testing the configure script.
3843 dnl This is different from the --host option: it is used only for testing parts
3844 dnl of the configure script which would not be reachable with --host since that
3845 dnl relies on the build environment being real, rather than mocked up.
3846 AC_DEFUN([CF_WITH_SYSTYPE],[
3847 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
3848 AC_ARG_WITH(system-type,
3849 [ --with-system-type=XXX test: override derived host system-type],
3850 [AC_MSG_WARN(overriding system type to $withval)
3851 cf_cv_system_name=$withval
3855 dnl ---------------------------------------------------------------------------
3856 dnl CF_XOPEN_SOURCE version: 50 updated: 2015/10/17 19:03:33
3858 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3859 dnl or adapt to the vendor's definitions to get equivalent functionality,
3860 dnl without losing the common non-POSIX features.
3863 dnl $1 is the nominal value for _XOPEN_SOURCE
3864 dnl $2 is the nominal value for _POSIX_C_SOURCE
3865 AC_DEFUN([CF_XOPEN_SOURCE],[
3866 AC_REQUIRE([AC_CANONICAL_HOST])
3868 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3869 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3874 cf_xopen_source="-D_ALL_SOURCE"
3880 cf_xopen_source="-D_APPLE_C_SOURCE"
3883 cf_xopen_source="-D_DARWIN_C_SOURCE"
3886 (freebsd*|dragonfly*)
3887 # 5.x headers associate
3888 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3889 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3890 cf_POSIX_C_SOURCE=200112L
3892 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3895 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3898 cf_xopen_source="-D_HPUX_SOURCE"
3901 cf_xopen_source="-D_SGI_SOURCE"
3904 (linux*|gnu*|mint*|k*bsd*-gnu)
3908 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3911 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3913 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3916 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3919 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3920 cf_xopen_source="-D_BSD_SOURCE"
3924 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3930 cf_xopen_source="-D_OSF_SOURCE"
3933 cf_xopen_source="-D_QNX_SOURCE"
3936 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3939 cf_xopen_source="-D__EXTENSIONS__"
3940 cf_cv_xopen_source=broken
3942 (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3948 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3952 if test -n "$cf_xopen_source" ; then
3953 CF_ADD_CFLAGS($cf_xopen_source,true)
3956 dnl In anything but the default case, we may have system-specific setting
3957 dnl which is still not guaranteed to provide all of the entrypoints that
3958 dnl _XOPEN_SOURCE would yield.
3959 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3960 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3961 AC_TRY_COMPILE([#include <stdlib.h>],[
3962 #ifndef _XOPEN_SOURCE
3965 [cf_XOPEN_SOURCE_set=yes],
3966 [cf_XOPEN_SOURCE_set=no])
3967 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3968 if test $cf_XOPEN_SOURCE_set = yes
3970 AC_TRY_COMPILE([#include <stdlib.h>],[
3971 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3974 [cf_XOPEN_SOURCE_set_ok=yes],
3975 [cf_XOPEN_SOURCE_set_ok=no])
3976 if test $cf_XOPEN_SOURCE_set_ok = no
3978 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)