1 dnl***************************************************************************
2 dnl Copyright (c) 1998-2010,2011 Free Software Foundation, Inc. *
4 dnl Permission is hereby granted, free of charge, to any person obtaining a *
5 dnl copy of this software and associated documentation files (the *
6 dnl "Software"), to deal in the Software without restriction, including *
7 dnl without limitation the rights to use, copy, modify, merge, publish, *
8 dnl distribute, distribute with modifications, sublicense, and/or sell *
9 dnl copies of the Software, and to permit persons to whom the Software is *
10 dnl furnished to do so, subject to the following conditions: *
12 dnl The above copyright notice and this permission notice shall be included *
13 dnl in all copies or substantial portions of the Software. *
15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 dnl Except as contained in this notice, the name(s) of the above copyright *
24 dnl holders shall not be used in advertising or otherwise to promote the *
25 dnl sale, use or other dealings in this Software without prior written *
27 dnl***************************************************************************
29 dnl Author: Thomas E. Dickey 1995-on
31 dnl $Id: aclocal.m4,v 1.575 2011/09/24 16:55:29 tom Exp $
32 dnl Macros used in NCURSES 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 AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
43 dnl -------------------
44 dnl Inserted as requested by gettext 0.10.40
45 dnl File from /usr/share/aclocal
47 dnl ====================
50 dnl From Bruno Haible.
51 AC_DEFUN([AM_LANGINFO_CODESET],
53 AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
54 [AC_TRY_LINK([#include <langinfo.h>],
55 [char* cs = nl_langinfo(CODESET);],
56 am_cv_langinfo_codeset=yes,
57 am_cv_langinfo_codeset=no)
59 if test $am_cv_langinfo_codeset = yes; then
60 AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
61 [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
64 dnl ---------------------------------------------------------------------------
65 dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
66 dnl ------------------
67 dnl Conditionally generate script according to whether we're using a given autoconf.
69 dnl $1 = version to compare against
70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
71 dnl $3 = code to use if AC_ACVERSION is older than $1.
72 define(CF_ACVERSION_CHECK,
74 ifdef([m4_version_compare],
75 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
76 [CF_ACVERSION_COMPARE(
77 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
78 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
79 dnl ---------------------------------------------------------------------------
80 dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
81 dnl --------------------
82 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
83 dnl MAJOR2, MINOR2, TERNARY2,
84 dnl PRINTABLE2, not FOUND, FOUND)
85 define(CF_ACVERSION_COMPARE,
86 [ifelse(builtin([eval], [$2 < $5]), 1,
87 [ifelse([$8], , ,[$8])],
88 [ifelse([$9], , ,[$9])])])dnl
89 dnl ---------------------------------------------------------------------------
90 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
91 dnl -------------------
92 dnl Construct the list of include-options for the C programs in the Ada95
94 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
96 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
97 if test "$srcdir" != "."; then
98 ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
100 if test "$GCC" != yes; then
101 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
102 elif test "$includedir" != "/usr/include"; then
103 if test "$includedir" = '${prefix}/include' ; then
104 if test $prefix != /usr ; then
105 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
108 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
113 dnl ---------------------------------------------------------------------------
114 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
116 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
117 AC_DEFUN([CF_ADD_ADAFLAGS],[
118 ADAFLAGS="$ADAFLAGS $1"
121 dnl ---------------------------------------------------------------------------
122 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
124 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
125 dnl The second parameter if given makes this macro verbose.
127 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
128 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
129 dnl confused by the quotes (which require backslashes to keep them usable).
130 AC_DEFUN([CF_ADD_CFLAGS],
135 cf_new_extra_cppflags=
137 for cf_add_cflags in $1
139 case $cf_fix_cppflags in
141 case $cf_add_cflags in #(vi
142 -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
143 case $cf_add_cflags in
145 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
147 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
148 && test -z "${cf_tst_cflags}" \
149 && cf_fix_cppflags=yes
151 if test $cf_fix_cppflags = yes ; then
152 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
154 elif test "${cf_tst_cflags}" = "\"'" ; then
155 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
161 *$cf_add_cflags) #(vi
164 case $cf_add_cflags in #(vi
166 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
167 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
170 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
175 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
180 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
182 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
184 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
185 && test -z "${cf_tst_cflags}" \
186 && cf_fix_cppflags=no
191 if test -n "$cf_new_cflags" ; then
192 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
193 CFLAGS="$CFLAGS $cf_new_cflags"
196 if test -n "$cf_new_cppflags" ; then
197 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
198 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
201 if test -n "$cf_new_extra_cppflags" ; then
202 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
203 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
206 AC_SUBST(EXTRA_CPPFLAGS)
209 dnl ---------------------------------------------------------------------------
210 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
212 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
213 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
214 dnl but old versions (and some misinstalled ones) need that. To make things
215 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
216 dnl the include-path).
217 AC_DEFUN([CF_ADD_INCDIR],
219 if test -n "$1" ; then
220 for cf_add_incdir in $1
222 while test $cf_add_incdir != /usr/include
224 if test -d $cf_add_incdir
227 if test -n "$CFLAGS$CPPFLAGS" ; then
228 # a loop is needed to ensure we can add subdirs of existing dirs
229 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
230 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
231 cf_have_incdir=yes; break
236 if test "$cf_have_incdir" = no ; then
237 if test "$cf_add_incdir" = /usr/local/include ; then
240 cf_save_CPPFLAGS=$CPPFLAGS
241 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
242 AC_TRY_COMPILE([#include <stdio.h>],
245 [cf_have_incdir=yes])
246 CPPFLAGS=$cf_save_CPPFLAGS
251 if test "$cf_have_incdir" = no ; then
252 CF_VERBOSE(adding $cf_add_incdir to include-path)
253 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
255 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
256 test "$cf_top_incdir" = "$cf_add_incdir" && break
257 cf_add_incdir="$cf_top_incdir"
266 dnl ---------------------------------------------------------------------------
267 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
269 dnl Add a library, used to enforce consistency.
271 dnl $1 = library to add, without the "-l"
272 dnl $2 = variable to update (default $LIBS)
273 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
274 dnl ---------------------------------------------------------------------------
275 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
277 dnl Adds to the library-path
279 dnl Some machines have trouble with multiple -L options.
281 dnl $1 is the (list of) directory(s) to add
282 dnl $2 is the optional name of the variable to update (default LDFLAGS)
284 AC_DEFUN([CF_ADD_LIBDIR],
286 if test -n "$1" ; then
287 for cf_add_libdir in $1
289 if test $cf_add_libdir = /usr/lib ; then
291 elif test -d $cf_add_libdir
294 if test -n "$LDFLAGS$LIBS" ; then
295 # a loop is needed to ensure we can add subdirs of existing dirs
296 for cf_test_libdir in $LDFLAGS $LIBS ; do
297 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
298 cf_have_libdir=yes; break
302 if test "$cf_have_libdir" = no ; then
303 CF_VERBOSE(adding $cf_add_libdir to library-path)
304 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
310 dnl ---------------------------------------------------------------------------
311 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
313 dnl Add one or more libraries, used to enforce consistency.
315 dnl $1 = libraries to add, with the "-l", etc.
316 dnl $2 = variable to update (default $LIBS)
317 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
318 dnl ---------------------------------------------------------------------------
319 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
320 dnl ------------------
321 dnl Append to a search-list for a nonstandard header/lib-file
322 dnl $1 = the variable to return as result
323 dnl $2 = the package name
324 dnl $3 = the subdirectory, e.g., bin, include or lib
325 dnl $4 = the directory under which we will test for subdirectories
326 dnl $5 = a directory that we do not want $4 to match
327 AC_DEFUN([CF_ADD_SUBDIR_PATH],
329 test "$4" != "$5" && \
331 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
332 test -n "$verbose" && echo " ... testing for $3-directories under $4"
333 test -d $4/$3 && $1="[$]$1 $4/$3"
334 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
335 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
336 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
337 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
340 dnl ---------------------------------------------------------------------------
341 dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
343 dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
344 dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
345 AC_DEFUN([CF_ANSI_CC_CHECK],
347 # This should have been defined by AC_PROG_CC
350 # Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
351 # into CC. This will not help with broken scripts that wrap the compiler with
352 # options, but eliminates a more common category of user confusion.
353 AC_MSG_CHECKING(\$CC variable)
356 AC_MSG_RESULT(broken)
357 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
359 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
360 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
361 CF_ADD_CFLAGS($cf_flags)
368 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
370 cf_save_CFLAGS="$CFLAGS"
371 cf_save_CPPFLAGS="$CPPFLAGS"
372 # Don't try gcc -ansi; that turns off useful extensions and
373 # breaks some systems' header files.
375 # Ultrix and OSF/1 -std1
376 # HP-UX -Aa -D_HPUX_SOURCE
378 # UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes)
379 for cf_arg in "-DCC_HAS_PROTOS" \
384 "-Aa -D_HPUX_SOURCE" \
387 CF_ADD_CFLAGS($cf_arg)
390 #ifndef CC_HAS_PROTOS
391 #if !defined(__STDC__) || (__STDC__ != 1)
396 int test (int i, double x);
397 struct s1 {int (*f) (int a);};
398 struct s2 {int (*f) (double a);};],
399 [cf_cv_ansi_cc="$cf_arg"; break])
401 CFLAGS="$cf_save_CFLAGS"
402 CPPFLAGS="$cf_save_CPPFLAGS"
405 if test "$cf_cv_ansi_cc" != "no"; then
406 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
407 CF_ADD_CFLAGS($cf_cv_ansi_cc)
409 AC_DEFINE(CC_HAS_PROTOS)
413 dnl ---------------------------------------------------------------------------
414 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
416 dnl For programs that must use an ANSI compiler, obtain compiler options that
417 dnl will make it recognize prototypes. We'll do preprocessor checks in other
418 dnl macros, since tools such as unproto can fake prototypes, but only part of
419 dnl the preprocessor.
420 AC_DEFUN([CF_ANSI_CC_REQD],
421 [AC_REQUIRE([CF_ANSI_CC_CHECK])
422 if test "$cf_cv_ansi_cc" = "no"; then
424 [Your compiler does not appear to recognize prototypes.
425 You have the following choices:
426 a. adjust your compiler options
427 b. get an up-to-date compiler
428 c. use a wrapper such as unproto])
431 dnl ---------------------------------------------------------------------------
432 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
434 dnl Allow user to disable a normally-on option.
435 AC_DEFUN([CF_ARG_DISABLE],
436 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
437 dnl ---------------------------------------------------------------------------
438 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
440 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
446 dnl $3 = action to perform if option is not default
447 dnl $4 = action if perform if option is default
448 dnl $5 = default option value (either 'yes' or 'no')
449 AC_DEFUN([CF_ARG_OPTION],
450 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
451 if test "$enableval" != "$5" ; then
453 ,[ $3]) ifelse([$4],,,[
456 fi],[enableval=$5 ifelse([$4],,,[
460 dnl ---------------------------------------------------------------------------
461 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
463 dnl Check for suitable "ar" (archiver) options for updating an archive.
464 AC_DEFUN([CF_AR_FLAGS],[
465 AC_REQUIRE([CF_PROG_AR])
467 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
468 cf_cv_ar_flags=unknown
469 for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
472 # check if $ARFLAGS already contains this choice
473 if test "x$ARFLAGS" != "x" ; then
474 cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
475 if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
481 rm -f conftest.$ac_cv_objext
484 cat >conftest.$ac_ext <<EOF
485 #line __oline__ "configure"
486 int testdata[[3]] = { 123, 456, 789 };
488 if AC_TRY_EVAL(ac_compile) ; then
489 echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
490 $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
491 if test -f conftest.a ; then
492 cf_cv_ar_flags=$cf_ar_flags
496 CF_VERBOSE(cannot compile test-program)
500 rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
503 if test -n "$ARFLAGS" ; then
504 if test -n "$cf_cv_ar_flags" ; then
505 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
508 ARFLAGS=$cf_cv_ar_flags
513 dnl ---------------------------------------------------------------------------
514 dnl CF_AWK_BIG_PRINTF version: 3 updated: 2008/12/27 12:30:03
515 dnl -----------------
516 dnl Check if awk can handle big strings using printf. Some older versions of
517 dnl awk choke on large strings passed via "%s".
519 dnl $1 = desired string size
520 dnl $2 = variable to set with result
521 AC_DEFUN([CF_AWK_BIG_PRINTF],
528 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' \
529 | $AWK '{ printf "%d\n", length([$]0); }' | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
537 dnl ---------------------------------------------------------------------------
538 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
540 dnl Test if 'bool' is a builtin type in the configured C++ compiler. Some
541 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
542 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
544 dnl Treat the configuration-variable specially here, since we're directly
545 dnl substituting its value (i.e., 1/0).
547 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
548 AC_DEFUN([CF_BOOL_DECL],
550 AC_MSG_CHECKING(if we should include stdbool.h)
552 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
553 AC_TRY_COMPILE([],[bool foo = false],
554 [cf_cv_header_stdbool_h=0],
559 ],[bool foo = false],
560 [cf_cv_header_stdbool_h=1],
561 [cf_cv_header_stdbool_h=0])])])
563 if test "$cf_cv_header_stdbool_h" = 1
564 then AC_MSG_RESULT(yes)
565 else AC_MSG_RESULT(no)
568 AC_MSG_CHECKING([for builtin bool type])
570 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
573 #include <sys/types.h>
575 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
576 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
579 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
580 then AC_MSG_RESULT(yes)
581 else AC_MSG_RESULT(no)
584 dnl ---------------------------------------------------------------------------
585 dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
587 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
588 dnl Don't bother looking for bool.h, since it's been deprecated.
590 dnl If the current compiler is C rather than C++, we get the bool definition
591 dnl from <stdbool.h>.
592 AC_DEFUN([CF_BOOL_SIZE],
594 AC_MSG_CHECKING([for size of bool])
595 AC_CACHE_VAL(cf_cv_type_of_bool,[
601 #if defined(__cplusplus)
603 #ifdef HAVE_GXX_BUILTIN_H
604 #include <g++/builtin.h>
605 #elif HAVE_GPP_BUILTIN_H
606 #include <gpp/builtin.h>
613 #if $cf_cv_header_stdbool_h
621 FILE *fp = fopen("cf_test.out", "w");
625 fputs("unsigned ", fp);
626 if (sizeof(x) == sizeof(int)) fputs("int", fp);
627 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
628 else if (sizeof(x) == sizeof(short))fputs("short",fp);
629 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
632 ${cf_cv_main_return:-return}(0);
635 [cf_cv_type_of_bool=`cat cf_test.out`
636 if test -z "$cf_cv_type_of_bool"; then
637 cf_cv_type_of_bool=unknown
639 [cf_cv_type_of_bool=unknown],
640 [cf_cv_type_of_bool=unknown])
643 AC_MSG_RESULT($cf_cv_type_of_bool)
644 if test "$cf_cv_type_of_bool" = unknown ; then
645 case .$NCURSES_BOOL in #(vi
646 .auto|.) NCURSES_BOOL=unsigned;;
648 AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
649 cf_cv_type_of_bool=$NCURSES_BOOL
652 dnl ---------------------------------------------------------------------------
653 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
655 dnl If we're cross-compiling, allow the user to override the tools and their
656 dnl options. The configure script is oriented toward identifying the host
657 dnl compiler, etc., but we need a build compiler to generate parts of the
660 dnl $1 = default for $CPPFLAGS
661 dnl $2 = default for $LIBS
662 AC_DEFUN([CF_BUILD_CC],[
663 AC_REQUIRE([CF_PROG_EXT])
664 if test "$cross_compiling" = yes ; then
666 # defaults that we might want to override
667 : ${BUILD_CFLAGS:=''}
668 : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
669 : ${BUILD_LDFLAGS:=''}
670 : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
671 : ${BUILD_EXEEXT:='$x'}
672 : ${BUILD_OBJEXT:='o'}
674 AC_ARG_WITH(build-cc,
675 [ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
676 [BUILD_CC="$withval"],
677 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
678 AC_MSG_CHECKING(for native build C compiler)
679 AC_MSG_RESULT($BUILD_CC)
681 AC_MSG_CHECKING(for native build C preprocessor)
682 AC_ARG_WITH(build-cpp,
683 [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
684 [BUILD_CPP="$withval"],
685 [BUILD_CPP='${BUILD_CC} -E'])
686 AC_MSG_RESULT($BUILD_CPP)
688 AC_MSG_CHECKING(for native build C flags)
689 AC_ARG_WITH(build-cflags,
690 [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
691 [BUILD_CFLAGS="$withval"])
692 AC_MSG_RESULT($BUILD_CFLAGS)
694 AC_MSG_CHECKING(for native build C preprocessor-flags)
695 AC_ARG_WITH(build-cppflags,
696 [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
697 [BUILD_CPPFLAGS="$withval"])
698 AC_MSG_RESULT($BUILD_CPPFLAGS)
700 AC_MSG_CHECKING(for native build linker-flags)
701 AC_ARG_WITH(build-ldflags,
702 [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
703 [BUILD_LDFLAGS="$withval"])
704 AC_MSG_RESULT($BUILD_LDFLAGS)
706 AC_MSG_CHECKING(for native build linker-libraries)
707 AC_ARG_WITH(build-libs,
708 [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})],
709 [BUILD_LIBS="$withval"])
710 AC_MSG_RESULT($BUILD_LIBS)
712 # this assumes we're on Unix.
716 : ${BUILD_CC:='${CC}'}
718 if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
719 AC_MSG_ERROR([Cross-build requires two compilers.
720 Use --with-build-cc to specify the native compiler.])
724 : ${BUILD_CC:='${CC}'}
725 : ${BUILD_CPP:='${CPP}'}
726 : ${BUILD_CFLAGS:='${CFLAGS}'}
727 : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
728 : ${BUILD_LDFLAGS:='${LDFLAGS}'}
729 : ${BUILD_LIBS:='${LIBS}'}
730 : ${BUILD_EXEEXT:='$x'}
731 : ${BUILD_OBJEXT:='o'}
736 AC_SUBST(BUILD_CFLAGS)
737 AC_SUBST(BUILD_CPPFLAGS)
738 AC_SUBST(BUILD_LDFLAGS)
740 AC_SUBST(BUILD_EXEEXT)
741 AC_SUBST(BUILD_OBJEXT)
743 dnl ---------------------------------------------------------------------------
744 dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
746 dnl Determine the default configuration into which we'll install ncurses. This
747 dnl can be overridden by the user's command-line options. There's two items to
749 dnl 1. the prefix (e.g., /usr)
750 dnl 2. the header files (e.g., /usr/include/ncurses)
751 dnl We'll look for a previous installation of ncurses and use the same defaults.
753 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
754 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
755 dnl programs from a vendor's.
756 AC_DEFUN([CF_CFG_DEFAULTS],
758 AC_MSG_CHECKING(for prefix)
759 if test "x$prefix" = "xNONE" ; then
760 case "$cf_cv_system_name" in
761 # non-vendor systems don't have a conflict
762 openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
765 *) prefix=$ac_default_prefix
769 AC_MSG_RESULT($prefix)
771 if test "x$prefix" = "xNONE" ; then
772 AC_MSG_CHECKING(for default include-directory)
773 test -n "$verbose" && echo 1>&AC_FD_MSG
776 $includedir/ncurses \
778 $prefix/include/ncurses \
780 /usr/local/include/ncurses \
784 cf_dir=`eval echo $cf_symbol`
785 if test -f $cf_dir/curses.h ; then
786 if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
787 includedir="$cf_symbol"
788 test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
792 test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
794 AC_MSG_RESULT($includedir)
797 dnl ---------------------------------------------------------------------------
798 dnl CF_CGETENT version: 4 updated: 2011/08/07 14:54:41
800 dnl Check if the terminal-capability database functions are available. If not,
801 dnl ncurses has a much-reduced version.
802 AC_DEFUN([CF_CGETENT],[
803 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
805 #include <stdlib.h>],[
808 char *db_array = temp;
809 cgetent(&buf, &db_array, "vt100");
810 cgetcap(buf, "tc", '=');
811 cgetmatch(buf, "tc");
817 if test "$cf_cv_cgetent" = yes
819 AC_DEFINE(HAVE_BSD_CGETENT)
820 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
822 #include <stdlib.h>],[
825 #ifndef _NETBSD_SOURCE /* given, since April 2004 in stdlib.h */
826 const char *db_array = temp;
827 cgetent(&buf, &db_array, "vt100");
829 cgetcap(buf, "tc", '=');
830 cgetmatch(buf, "tc");
832 [cf_cv_cgetent_const=yes],
833 [cf_cv_cgetent_const=no])
835 if test "$cf_cv_cgetent_const" = yes
837 AC_DEFINE_UNQUOTED(CGETENT_CONST,const)
841 dnl ---------------------------------------------------------------------------
842 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
844 dnl Check if we're accidentally using a cache from a different machine.
845 dnl Derive the system name, as a check for reusing the autoconf cache.
847 dnl If we've packaged config.guess and config.sub, run that (since it does a
848 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
849 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
850 dnl which is useful in cross-compiles.
852 dnl Note: we would use $ac_config_sub, but that is one of the places where
853 dnl autoconf 2.5x broke compatibility with autoconf 2.13
854 AC_DEFUN([CF_CHECK_CACHE],
856 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
857 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
858 system_name="$host_os"
860 system_name="`(uname -s -r) 2>/dev/null`"
861 if test -z "$system_name" ; then
862 system_name="`(hostname) 2>/dev/null`"
865 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
866 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
868 test -z "$system_name" && system_name="$cf_cv_system_name"
869 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
871 if test ".$system_name" != ".$cf_cv_system_name" ; then
872 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
873 AC_MSG_ERROR("Please remove config.cache and try again.")
876 dnl ---------------------------------------------------------------------------
877 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
879 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
880 dnl the 'errno' variable. Define a DECL_xxx symbol if we must declare it
883 dnl $1 = the name to check
884 dnl $2 = the assumed type
885 AC_DEFUN([CF_CHECK_ERRNO],
887 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
893 #include <sys/types.h>
894 #include <errno.h> ],
895 ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
900 if test "$cf_cv_dcl_$1" = no ; then
901 CF_UPPER(cf_result,decl_$1)
902 AC_DEFINE_UNQUOTED($cf_result)
905 # It's possible (for near-UNIX clones) that the data doesn't exist
906 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
908 dnl ---------------------------------------------------------------------------
909 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
910 dnl --------------------
911 dnl Check for existence of external data in the current set of libraries. If
912 dnl we can modify it, it's real enough.
913 dnl $1 = the name to check
915 AC_DEFUN([CF_CHECK_EXTERN_DATA],
917 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
927 if test "$cf_cv_have_$1" = yes ; then
928 CF_UPPER(cf_result,have_$1)
929 AC_DEFINE_UNQUOTED($cf_result)
933 dnl ---------------------------------------------------------------------------
934 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
935 dnl -------------------
936 dnl Check if GPM is already linked with curses. If so - and if the linkage
937 dnl is not "weak" - warn about this because it can create problems linking
938 dnl applications with ncurses.
939 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
940 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
942 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
943 cf_cv_check_gpm_wgetch=unknown
944 if test "$cross_compiling" != yes ; then
946 cat >conftest.$ac_ext <<CF_EOF
951 ${cf_cv_main_return:-return}(0);
956 # This only works if we can look at the symbol table. If a shared
957 # library is stripped for install, we cannot use that. So we're forced
958 # to rely on the static library, noting that some packagers may not
960 LIBS="-static -lgpm -dynamic $LIBS"
961 if AC_TRY_EVAL(ac_compile) ; then
962 if AC_TRY_EVAL(ac_link) ; then
963 cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
964 test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
965 test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
973 if test "$cf_cv_check_gpm_wgetch" != yes ; then
974 AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
977 dnl ---------------------------------------------------------------------------
978 dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
979 dnl -----------------
980 dnl Check if the C++ compiler accepts duplicate parameter initialization. This
981 dnl is a late feature for the standard and is not in some recent compilers
983 AC_DEFUN([CF_CPP_PARAM_INIT],
985 if test -n "$CXX"; then
986 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
998 TEST::TEST(int x = 1) // some compilers do not like second initializer
1004 [cf_cv_cpp_param_init=yes],
1005 [cf_cv_cpp_param_init=no],
1006 [cf_cv_cpp_param_init=unknown])
1010 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
1012 dnl ---------------------------------------------------------------------------
1013 dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
1014 dnl ------------------
1015 dnl Check if the C++ compiler accepts static_cast in generics. This appears to
1016 dnl not be supported in g++ before 3.0
1017 AC_DEFUN([CF_CPP_STATIC_CAST],
1019 if test -n "$CXX"; then
1021 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1029 NCursesPanel(int nlines,
1039 template<class T> class NCursesUserPanel : public NCursesPanel
1042 NCursesUserPanel (int nlines,
1046 const T* p_UserData = static_cast<T*>(0))
1047 : NCursesPanel (nlines, ncols, begin_y, begin_x)
1050 NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1054 virtual ~NCursesUserPanel() {};
1057 const char* p_UserData = static_cast<char*>(0)],
1058 [cf_cv_cpp_static_cast=yes],
1059 [cf_cv_cpp_static_cast=no])
1066 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
1068 dnl ---------------------------------------------------------------------------
1069 dnl CF_C_INLINE version: 3 updated: 2010/05/01 15:14:41
1071 dnl Check if the C compiler supports "inline".
1072 dnl $1 is the name of a shell variable to set if inline is supported
1073 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1074 AC_DEFUN([CF_C_INLINE],[
1077 if test "$ac_cv_c_inline" != no ; then
1079 if test "$INTEL_COMPILER" = yes
1082 elif test "$GCC" = yes
1084 AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1085 cf_save_CFLAGS=$CFLAGS
1086 CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1087 AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1088 [${cf_cv_main_return:-return} foo()],
1089 [cf_cv_gcc_inline=yes],
1090 [cf_cv_gcc_inline=no])
1091 CFLAGS=$cf_save_CFLAGS
1093 if test "$cf_cv_gcc_inline" = yes ; then
1094 CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1100 dnl ---------------------------------------------------------------------------
1101 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1103 dnl "dirname" is not portable, so we fake it with a shell script.
1104 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1105 dnl ---------------------------------------------------------------------------
1106 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1108 AC_DEFUN([CF_DIRS_TO_MAKE],
1111 for cf_item in $cf_list_models
1113 CF_OBJ_SUBDIR($cf_item,cf_subdir)
1114 for cf_item2 in $DIRS_TO_MAKE
1116 test $cf_item2 = $cf_subdir && break
1118 test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1120 for cf_dir in $DIRS_TO_MAKE
1122 test ! -d $cf_dir && mkdir $cf_dir
1124 AC_SUBST(DIRS_TO_MAKE)
1126 dnl ---------------------------------------------------------------------------
1127 dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32
1128 dnl ----------------
1129 dnl Combine no-leak checks with the libraries or tools that are used for the
1131 AC_DEFUN([CF_DISABLE_LEAKS],[
1133 AC_REQUIRE([CF_WITH_DMALLOC])
1134 AC_REQUIRE([CF_WITH_DBMALLOC])
1135 AC_REQUIRE([CF_WITH_VALGRIND])
1137 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1138 AC_ARG_ENABLE(leaks,
1139 [ --disable-leaks test: free permanent memory, analyze leaks],
1140 [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1141 : ${with_no_leaks:=no})
1142 AC_MSG_RESULT($with_no_leaks)
1144 if test "$with_no_leaks" = yes ; then
1146 AC_DEFINE(YY_NO_LEAKS)
1149 dnl ---------------------------------------------------------------------------
1150 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1151 dnl --------------------------
1152 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1153 dnl the older "-version-info" feature. The newer feature allows us to use
1154 dnl version numbering on shared libraries which make them compatible with
1155 dnl various systems.
1156 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1158 AC_MSG_CHECKING(if libtool -version-number should be used)
1159 CF_ARG_DISABLE(libtool-version,
1160 [ --disable-libtool-version enable to use libtool's incompatible naming scheme],
1161 [cf_libtool_version=no],
1162 [cf_libtool_version=yes])
1163 AC_MSG_RESULT($cf_libtool_version)
1165 if test "$cf_libtool_version" = yes ; then
1166 LIBTOOL_VERSION="-version-number"
1168 LIBTOOL_VERSION="-version-info"
1171 AC_SUBST(LIBTOOL_VERSION)
1173 dnl ---------------------------------------------------------------------------
1174 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1175 dnl ---------------------
1176 dnl The rpath-hack makes it simpler to build programs, particularly with the
1177 dnl *BSD ports which may have essential libraries in unusual places. But it
1178 dnl can interfere with building an executable for the base system. Use this
1179 dnl option in that case.
1180 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1182 AC_MSG_CHECKING(if rpath-hack should be disabled)
1183 CF_ARG_DISABLE(rpath-hack,
1184 [ --disable-rpath-hack don't add rpath options for additional libraries],
1185 [cf_disable_rpath_hack=yes],
1186 [cf_disable_rpath_hack=no])
1187 AC_MSG_RESULT($cf_disable_rpath_hack)
1188 if test "$cf_disable_rpath_hack" = no ; then
1192 dnl ---------------------------------------------------------------------------
1193 dnl CF_ENABLE_PC_FILES version: 6 updated: 2011/09/10 16:31:04
1194 dnl ------------------
1195 dnl This is the "--enable-pc-files" option, which is available if there is a
1196 dnl pkg-config configuration on the local machine.
1197 AC_DEFUN([CF_ENABLE_PC_FILES],[
1198 AC_REQUIRE([CF_PKG_CONFIG])
1199 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1201 if test "$PKG_CONFIG" != no ; then
1202 if test -n "$PKG_CONFIG_LIBDIR" && test -d "$PKG_CONFIG_LIBDIR" ; then
1203 AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1204 AC_ARG_ENABLE(pc-files,
1205 [ --enable-pc-files generate and install .pc files for pkg-config],
1206 [enable_pc_files=$enableval],
1207 [enable_pc_files=no])
1208 AC_MSG_RESULT($enable_pc_files)
1209 elif test -z "$PKG_CONFIG_LIBDIR" || test "$PKG_CONFIG_LIBDIR" != no; then
1211 AC_MSG_WARN(did not find $PKG_CONFIG library)
1217 dnl ---------------------------------------------------------------------------
1218 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1220 dnl Check if the rpath option should be used, setting cache variable
1221 dnl cf_cv_enable_rpath if so.
1222 AC_DEFUN([CF_ENABLE_RPATH],
1224 AC_MSG_CHECKING(if rpath option should be used)
1225 AC_ARG_ENABLE(rpath,
1226 [ --enable-rpath use rpath option when generating shared libraries],
1227 [cf_cv_enable_rpath=$enableval],
1228 [cf_cv_enable_rpath=no])
1229 AC_MSG_RESULT($cf_cv_enable_rpath)
1231 dnl ---------------------------------------------------------------------------
1232 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1234 dnl Check if 'errno' is declared in <errno.h>
1235 AC_DEFUN([CF_ERRNO],
1237 CF_CHECK_ERRNO(errno)
1239 dnl ---------------------------------------------------------------------------
1240 dnl CF_ETIP_DEFINES version: 3 updated: 2003/03/22 19:13:43
1242 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1243 dnl math.h and builtin.h, only for ncurses
1244 AC_DEFUN([CF_ETIP_DEFINES],
1246 AC_MSG_CHECKING(for special defines needed for etip.h)
1247 cf_save_CXXFLAGS="$CXXFLAGS"
1249 for cf_math in "" MATH_H
1251 for cf_excp in "" MATH_EXCEPTION
1253 CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -I${srcdir}/include"
1254 test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1255 test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1257 #include <etip.h.in>
1259 test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1260 test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1261 cf_result="$cf_math $cf_excp"
1266 AC_MSG_RESULT($cf_result)
1267 CXXFLAGS="$cf_save_CXXFLAGS"
1269 dnl ---------------------------------------------------------------------------
1270 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1272 dnl Find a library (specifically the linkage used in the code fragment),
1273 dnl searching for it if it is not already in the library path.
1274 dnl See also CF_ADD_SEARCHPATH.
1276 dnl Parameters (4-on are optional):
1277 dnl $1 = headers for library entrypoint
1278 dnl $2 = code fragment for library entrypoint
1279 dnl $3 = the library name without the "-l" option or ".so" suffix.
1280 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
1281 dnl $5 = action to perform if not successful
1282 dnl $6 = module name, if not the same as the library name
1283 dnl $7 = extra libraries
1285 dnl Sets these variables:
1286 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1287 dnl $cf_cv_header_path_$3 - include-directory if needed
1288 dnl $cf_cv_library_path_$3 - library-directory if needed
1289 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1290 AC_DEFUN([CF_FIND_LINKAGE],[
1292 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1293 # will be set on completion of the AC_TRY_LINK below.
1294 cf_cv_header_path_$3=
1295 cf_cv_library_path_$3=
1297 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1299 cf_save_LIBS="$LIBS"
1301 AC_TRY_LINK([$1],[$2],[
1302 cf_cv_find_linkage_$3=yes
1303 cf_cv_header_path_$3=/usr/include
1304 cf_cv_library_path_$3=/usr/lib
1307 LIBS="-l$3 $7 $cf_save_LIBS"
1309 AC_TRY_LINK([$1],[$2],[
1310 cf_cv_find_linkage_$3=yes
1311 cf_cv_header_path_$3=/usr/include
1312 cf_cv_library_path_$3=/usr/lib
1313 cf_cv_library_file_$3="-l$3"
1315 cf_cv_find_linkage_$3=no
1316 LIBS="$cf_save_LIBS"
1318 CF_VERBOSE(find linkage for $3 library)
1319 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1321 cf_save_CPPFLAGS="$CPPFLAGS"
1322 cf_test_CPPFLAGS="$CPPFLAGS"
1324 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1325 for cf_cv_header_path_$3 in $cf_search
1327 if test -d $cf_cv_header_path_$3 ; then
1328 CF_VERBOSE(... testing $cf_cv_header_path_$3)
1329 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1330 AC_TRY_COMPILE([$1],[$2],[
1331 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1332 cf_cv_find_linkage_$3=maybe
1333 cf_test_CPPFLAGS="$CPPFLAGS"
1335 CPPFLAGS="$cf_save_CPPFLAGS"
1340 if test "$cf_cv_find_linkage_$3" = maybe ; then
1342 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1344 cf_save_LIBS="$LIBS"
1345 cf_save_LDFLAGS="$LDFLAGS"
1348 CPPFLAGS="$cf_test_CPPFLAGS"
1349 LIBS="-l$3 $7 $cf_save_LIBS"
1350 AC_TRY_LINK([$1],[$2],[
1351 CF_VERBOSE(... found $3 library in system)
1352 cf_cv_find_linkage_$3=yes])
1353 CPPFLAGS="$cf_save_CPPFLAGS"
1354 LIBS="$cf_save_LIBS"
1357 if test "$cf_cv_find_linkage_$3" != yes ; then
1358 CF_LIBRARY_PATH(cf_search,$3)
1359 for cf_cv_library_path_$3 in $cf_search
1361 if test -d $cf_cv_library_path_$3 ; then
1362 CF_VERBOSE(... testing $cf_cv_library_path_$3)
1363 CPPFLAGS="$cf_test_CPPFLAGS"
1364 LIBS="-l$3 $7 $cf_save_LIBS"
1365 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1366 AC_TRY_LINK([$1],[$2],[
1367 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1368 cf_cv_find_linkage_$3=yes
1369 cf_cv_library_file_$3="-l$3"
1371 CPPFLAGS="$cf_save_CPPFLAGS"
1372 LIBS="$cf_save_LIBS"
1373 LDFLAGS="$cf_save_LDFLAGS"
1377 CPPFLAGS="$cf_save_CPPFLAGS"
1378 LDFLAGS="$cf_save_LDFLAGS"
1382 cf_cv_find_linkage_$3=no
1387 LIBS="$cf_save_LIBS"
1389 if test "$cf_cv_find_linkage_$3" = yes ; then
1391 CF_ADD_INCDIR($cf_cv_header_path_$3)
1392 CF_ADD_LIBDIR($cf_cv_library_path_$3)
1396 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1399 dnl ---------------------------------------------------------------------------
1400 dnl CF_FUNC_DLSYM version: 2 updated: 2010/05/29 16:31:02
1402 dnl Test for dlsym() and related functions, as well as libdl.
1407 AC_DEFUN([CF_FUNC_DLSYM],[
1409 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1412 AC_CHECK_LIB(dl,dlsym,[
1414 cf_have_libdl=yes])])
1416 if test "$cf_have_dlsym" = yes ; then
1417 test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1419 AC_MSG_CHECKING(whether able to link to dl*() functions)
1420 AC_TRY_LINK([#include <dlfcn.h>],[
1422 if ((obj = dlopen("filename", 0)) != 0) {
1423 if (dlsym(obj, "symbolname") == 0) {
1427 AC_DEFINE(HAVE_LIBDL)],[
1428 AC_MSG_ERROR(Cannot link test program for libdl)])
1431 AC_MSG_ERROR(Cannot find dlsym function)
1434 dnl ---------------------------------------------------------------------------
1435 dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30
1437 dnl Check for memmove, or a bcopy that can handle overlapping copy. If neither
1438 dnl is found, add our own version of memmove to the list of objects.
1439 AC_DEFUN([CF_FUNC_MEMMOVE],
1441 AC_CHECK_FUNC(memmove,,[
1442 AC_CHECK_FUNC(bcopy,[
1443 AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1446 static char data[] = "abcdefghijklmnopqrstuwwxyz";
1448 bcopy(data, temp, sizeof(data));
1449 bcopy(temp+10, temp, 15);
1450 bcopy(temp+5, temp+15, 10);
1451 ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1454 [cf_cv_good_bcopy=yes],
1455 [cf_cv_good_bcopy=no],
1456 [cf_cv_good_bcopy=unknown])
1458 ],[cf_cv_good_bcopy=no])
1459 if test "$cf_cv_good_bcopy" = yes ; then
1460 AC_DEFINE(USE_OK_BCOPY)
1462 AC_DEFINE(USE_MY_MEMMOVE)
1465 dnl ---------------------------------------------------------------------------
1466 dnl CF_FUNC_NANOSLEEP version: 3 updated: 2006/12/16 12:33:30
1467 dnl -----------------
1468 dnl Check for existence of workable nanosleep() function. Some systems, e.g.,
1469 dnl AIX 4.x, provide a non-working version.
1470 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1471 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1477 #ifdef HAVE_SYS_TIME_H
1478 #include <sys/time.h>
1482 struct timespec ts1, ts2;
1485 ts1.tv_nsec = 750000000;
1489 code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1490 ${cf_cv_main_return:-return}(code != 0);
1493 [cf_cv_func_nanosleep=yes],
1494 [cf_cv_func_nanosleep=no],
1495 [cf_cv_func_nanosleep=unknown])])
1497 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
1499 dnl ---------------------------------------------------------------------------
1500 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1502 dnl Check for openpty() function, along with <pty.h> header. It may need the
1503 dnl "util" library as well.
1504 AC_DEFUN([CF_FUNC_OPENPTY],
1506 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1507 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1508 cf_save_LIBS="$LIBS"
1509 test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1510 for cf_header in pty.h libutil.h util.h
1513 #include <$cf_header>
1515 int x = openpty((int *)0, (int *)0, (char *)0,
1516 (struct termios *)0, (struct winsize *)0);
1518 cf_cv_func_openpty=$cf_header
1521 cf_cv_func_openpty=no
1524 LIBS="$cf_save_LIBS"
1527 dnl ---------------------------------------------------------------------------
1528 dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
1530 dnl See if the poll function really works. Some platforms have poll(), but
1531 dnl it does not work for terminals or files.
1532 AC_DEFUN([CF_FUNC_POLL],[
1533 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1539 #include <sys/poll.h>
1542 struct pollfd myfds;
1546 myfds.events = POLLIN;
1548 ret = poll(&myfds, 1, 100);
1549 ${cf_cv_main_return:-return}(ret != 0);
1551 [cf_cv_working_poll=yes],
1552 [cf_cv_working_poll=no],
1553 [cf_cv_working_poll=unknown])])
1554 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
1556 dnl ---------------------------------------------------------------------------
1557 dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
1559 dnl Some old/broken variations define tcgetattr() only as a macro in
1561 AC_DEFUN([CF_FUNC_TERMIOS],[
1562 AC_REQUIRE([CF_STRUCT_TERMIOS])
1563 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1565 #include <sys/types.h>
1566 #ifdef HAVE_UNISTD_H
1569 #ifdef HAVE_TERMIOS_H
1570 #include <termios.h>
1571 #define TTY struct termios
1573 #ifdef HAVE_TERMIO_H
1575 #define TTY struct termio
1580 tcgetattr(1, &foo);],
1581 [cf_cv_have_tcgetattr=yes],
1582 [cf_cv_have_tcgetattr=no])])
1583 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
1585 dnl ---------------------------------------------------------------------------
1586 dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
1588 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1589 dnl versions of C. It is in the GNU C library, and can often be simulated by
1590 dnl other functions.
1591 AC_DEFUN([CF_FUNC_VSSCANF],
1593 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1596 #include <stdio.h>],[
1598 vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1601 #include <stdio.h>],[
1605 strbuf._flag = _IOREAD;
1606 strbuf._ptr = strbuf._base = (unsigned char *) str;
1607 strbuf._cnt = strlen(str);
1608 strbuf._file = _NFILE;
1609 return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1612 #include <stdio.h>],[
1616 strbuf._flag = _IOREAD;
1617 strbuf._ptr = strbuf._base = (unsigned char *) str;
1618 strbuf._cnt = strlen(str);
1619 strbuf._file = _NFILE;
1620 return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1621 cf_cv_func_vsscanf=no])])])])
1623 case $cf_cv_func_vsscanf in #(vi
1624 vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
1625 vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
1626 _doscan) AC_DEFINE(HAVE__DOSCAN);;
1630 dnl ---------------------------------------------------------------------------
1631 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
1632 dnl -----------------
1633 dnl Test for availability of useful gcc __attribute__ directives to quiet
1634 dnl compiler warnings. Though useful, not all are supported -- and contrary
1635 dnl to documentation, unrecognized directives cause older compilers to barf.
1636 AC_DEFUN([CF_GCC_ATTRIBUTES],
1638 if test "$GCC" = yes
1640 cat > conftest.i <<EOF
1642 #define GCC_PRINTF 0
1647 #ifndef GCC_NORETURN
1648 #define GCC_NORETURN /* nothing */
1651 #define GCC_UNUSED /* nothing */
1654 if test "$GCC" = yes
1656 AC_CHECKING([for $CC __attribute__ directives])
1657 cat > conftest.$ac_ext <<EOF
1658 #line __oline__ "${as_me:-configure}"
1659 #include "confdefs.h"
1660 #include "conftest.h"
1661 #include "conftest.i"
1663 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1665 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1668 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1670 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1672 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1673 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1674 extern void foo(void) GCC_NORETURN;
1675 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1677 cf_printf_attribute=no
1678 cf_scanf_attribute=no
1679 for cf_attribute in scanf printf unused noreturn
1681 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1682 cf_directive="__attribute__(($cf_attribute))"
1683 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1685 case $cf_attribute in #(vi
1687 cf_printf_attribute=yes
1688 cat >conftest.h <<EOF
1689 #define GCC_$cf_ATTRIBUTE 1
1693 cf_scanf_attribute=yes
1694 cat >conftest.h <<EOF
1695 #define GCC_$cf_ATTRIBUTE 1
1699 cat >conftest.h <<EOF
1700 #define GCC_$cf_ATTRIBUTE $cf_directive
1705 if AC_TRY_EVAL(ac_compile); then
1706 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1707 cat conftest.h >>confdefs.h
1708 case $cf_attribute in #(vi
1710 if test "$cf_printf_attribute" = no ; then
1711 cat >>confdefs.h <<EOF
1712 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1715 cat >>confdefs.h <<EOF
1716 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1721 if test "$cf_scanf_attribute" = no ; then
1722 cat >>confdefs.h <<EOF
1723 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1726 cat >>confdefs.h <<EOF
1727 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1735 fgrep define conftest.i >>confdefs.h
1740 dnl ---------------------------------------------------------------------------
1741 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1743 dnl Find version of gcc
1744 AC_DEFUN([CF_GCC_VERSION],[
1745 AC_REQUIRE([AC_PROG_CC])
1747 if test "$GCC" = yes ; then
1748 AC_MSG_CHECKING(version of $CC)
1749 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1750 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1751 AC_MSG_RESULT($GCC_VERSION)
1754 dnl ---------------------------------------------------------------------------
1755 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
1757 dnl Check if the compiler supports useful warning options. There's a few that
1758 dnl we don't use, simply because they're too noisy:
1760 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1761 dnl -Wredundant-decls (system headers make this too noisy)
1762 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1763 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1764 dnl is enabled for ncurses using "--enable-const".
1768 dnl $1 is an optional list of gcc warning flags that a particular
1769 dnl application might want to use, e.g., "no-unused" for
1772 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1774 AC_DEFUN([CF_GCC_WARNINGS],
1776 AC_REQUIRE([CF_GCC_VERSION])
1777 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1779 cat > conftest.$ac_ext <<EOF
1780 #line __oline__ "${as_me:-configure}"
1781 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1784 if test "$INTEL_COMPILER" = yes
1786 # The "-wdXXX" options suppress warnings:
1787 # remark #1419: external declaration in primary source file
1788 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1789 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1790 # remark #193: zero used for undefined preprocessing identifier
1791 # remark #593: variable "curs_sb_left_arrow" was set but never used
1792 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1793 # remark #869: parameter "tw" was never referenced
1794 # remark #981: operands are evaluated in unspecified order
1795 # warning #279: controlling expression is constant
1797 AC_CHECKING([for $CC warning options])
1798 cf_save_CFLAGS="$CFLAGS"
1799 EXTRA_CFLAGS="-Wall"
1811 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1812 if AC_TRY_EVAL(ac_compile); then
1813 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1814 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1817 CFLAGS="$cf_save_CFLAGS"
1819 elif test "$GCC" = yes
1821 AC_CHECKING([for $CC warning options])
1822 cf_save_CFLAGS="$CFLAGS"
1825 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1826 for cf_opt in W Wall \
1827 Wbad-function-cast \
1831 Wmissing-declarations \
1832 Wmissing-prototypes \
1836 Wstrict-prototypes \
1837 Wundef $cf_warn_CONST $1
1839 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1840 if AC_TRY_EVAL(ac_compile); then
1841 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1842 case $cf_opt in #(vi
1844 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1847 case $GCC_VERSION in
1849 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1854 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1857 CFLAGS="$cf_save_CFLAGS"
1861 AC_SUBST(EXTRA_CFLAGS)
1863 dnl ---------------------------------------------------------------------------
1864 dnl CF_GETOPT_HEADER version: 4 updated: 2009/08/31 20:07:52
1865 dnl ----------------
1866 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1867 dnl unistd.h or (nonstandard) in getopt.h
1868 AC_DEFUN([CF_GETOPT_HEADER],
1870 AC_HAVE_HEADERS(unistd.h getopt.h)
1871 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1872 cf_cv_getopt_header=none
1873 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1876 #include <$cf_header>],
1877 [int x = optind; char *y = optarg],
1878 [cf_cv_getopt_header=$cf_header
1882 if test $cf_cv_getopt_header != none ; then
1883 AC_DEFINE(HAVE_GETOPT_HEADER)
1886 dnl ---------------------------------------------------------------------------
1887 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1888 dnl ----------------
1889 AC_DEFUN([CF_GNAT_GENERICS],
1891 AC_REQUIRE([CF_GNAT_VERSION])
1893 AC_MSG_CHECKING(if GNAT supports generics)
1894 case $cf_gnat_version in #(vi
1895 3.[[1-9]]*|[[4-9]].*) #(vi
1896 cf_gnat_generics=yes
1902 AC_MSG_RESULT($cf_gnat_generics)
1904 if test "$cf_gnat_generics" = yes
1906 cf_compile_generics=generics
1907 cf_generic_objects="\${GENOBJS}"
1909 cf_compile_generics=
1913 AC_SUBST(cf_compile_generics)
1914 AC_SUBST(cf_generic_objects)
1916 dnl ---------------------------------------------------------------------------
1917 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1918 dnl --------------------
1919 dnl Check if the gnat pragma "Unreferenced" works.
1920 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1921 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1922 CF_GNAT_TRY_LINK([procedure conftest;],
1925 procedure conftest is
1927 pragma Unreferenced (test);
1930 Text_IO.Put ("Hello World");
1932 GNAT.OS_Lib.OS_Exit (0);
1934 [cf_cv_pragma_unreferenced=yes],
1935 [cf_cv_pragma_unreferenced=no])])
1937 # if the pragma is supported, use it (needed in the Trace code).
1938 if test $cf_cv_pragma_unreferenced = yes ; then
1943 AC_SUBST(PRAGMA_UNREF)
1945 dnl ---------------------------------------------------------------------------
1946 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1947 dnl ----------------
1948 dnl GNAT projects are configured with ".gpr" project files.
1949 dnl GNAT libraries are a further development, using the project feature.
1950 AC_DEFUN([CF_GNAT_PROJECTS],
1952 AC_REQUIRE([CF_GNAT_VERSION])
1954 cf_gnat_libraries=no
1957 AC_MSG_CHECKING(if GNAT supports project files)
1958 case $cf_gnat_version in #(vi
1962 case $cf_cv_system_name in #(vi
1966 mkdir conftest.src conftest.bin conftest.lib
1968 rm -rf conftest* *~conftest*
1969 cat >>library.gpr <<CF_EOF
1971 Kind := External ("LIB_KIND");
1972 for Library_Name use "ConfTest";
1973 for Object_Dir use ".";
1974 for Library_ALI_Dir use External("LIBRARY_DIR");
1975 for Library_Version use External ("SONAME");
1976 for Library_Kind use Kind;
1977 for Library_Dir use External("BUILD_DIR");
1978 Source_Dir := External ("SOURCE_DIR");
1979 for Source_Dirs use (Source_Dir);
1981 for Default_Switches ("Ada") use
1985 "-gnatVa", -- All validity checks
1986 "-gnatwa"); -- Activate all optional errors
1990 cat >>confpackage.ads <<CF_EOF
1991 package ConfPackage is
1995 cat >>confpackage.adb <<CF_EOF
1997 package body ConfPackage is
1998 procedure conftest is
2000 Text_IO.Put ("Hello World");
2005 if ( $cf_ada_make $ADAFLAGS \
2007 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2008 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2009 -XSOURCE_DIR=`pwd` \
2010 -XSONAME=libConfTest.so.1 \
2011 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2012 cf_gnat_projects=yes
2015 if test -f conftest.lib/confpackage.ali
2017 cf_gnat_libraries=yes
2019 rm -rf conftest* *~conftest*
2024 AC_MSG_RESULT($cf_gnat_projects)
2026 if test $cf_gnat_projects = yes
2028 AC_MSG_CHECKING(if GNAT supports libraries)
2029 AC_MSG_RESULT($cf_gnat_libraries)
2032 if test "$cf_gnat_projects" = yes
2034 USE_OLD_MAKERULES="#"
2035 USE_GNAT_PROJECTS=""
2037 USE_OLD_MAKERULES=""
2038 USE_GNAT_PROJECTS="#"
2041 if test "$cf_gnat_libraries" = yes
2043 USE_GNAT_LIBRARIES=""
2045 USE_GNAT_LIBRARIES="#"
2048 AC_SUBST(USE_OLD_MAKERULES)
2049 AC_SUBST(USE_GNAT_PROJECTS)
2050 AC_SUBST(USE_GNAT_LIBRARIES)
2052 dnl ---------------------------------------------------------------------------
2053 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2055 dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
2056 dnl is noted that gnat may compile a tasking unit even for configurations which
2057 dnl fail at runtime.
2058 AC_DEFUN([CF_GNAT_SIGINT],[
2059 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2060 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2064 pragma Warnings (Off); -- the next pragma exists since 3.11p
2065 pragma Unreserve_All_Interrupts;
2066 pragma Warnings (On);
2068 protected Process is
2070 function Continue return Boolean;
2071 pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2073 Done : Boolean := False;
2077 [package body ConfTest is
2078 protected body Process is
2083 function Continue return Boolean is
2089 [cf_cv_gnat_sigint=yes],
2090 [cf_cv_gnat_sigint=no])])
2092 if test $cf_cv_gnat_sigint = yes ; then
2097 AC_SUBST(USE_GNAT_SIGINT)
2099 dnl ---------------------------------------------------------------------------
2100 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2101 dnl ----------------
2102 dnl Verify that a test program compiles/links with GNAT.
2103 dnl $cf_ada_make is set to the program that compiles/links
2104 dnl $ADAFLAGS may be set to the GNAT flags.
2106 dnl $1 is the text of the spec
2107 dnl $2 is the text of the body
2108 dnl $3 is the shell command to execute if successful
2109 dnl $4 is the shell command to execute if not successful
2110 AC_DEFUN([CF_GNAT_TRY_LINK],
2112 rm -rf conftest* *~conftest*
2113 cat >>conftest.ads <<CF_EOF
2116 cat >>conftest.adb <<CF_EOF
2119 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2120 ifelse($3,, :,[ $3])
2124 rm -rf conftest* *~conftest*
2126 dnl ---------------------------------------------------------------------------
2127 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2129 dnl Verify that a test program compiles and runs with GNAT
2130 dnl $cf_ada_make is set to the program that compiles/links
2131 dnl $ADAFLAGS may be set to the GNAT flags.
2133 dnl $1 is the text of the spec
2134 dnl $2 is the text of the body
2135 dnl $3 is the shell command to execute if successful
2136 dnl $4 is the shell command to execute if not successful
2137 AC_DEFUN([CF_GNAT_TRY_RUN],
2139 rm -rf conftest* *~conftest*
2140 cat >>conftest.ads <<CF_EOF
2143 cat >>conftest.adb <<CF_EOF
2146 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2147 if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2148 ifelse($3,, :,[ $3])
2155 rm -rf conftest* *~conftest*
2157 dnl ---------------------------------------------------------------------------
2158 dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
2160 dnl Verify version of GNAT.
2161 AC_DEFUN([CF_GNAT_VERSION],
2163 AC_MSG_CHECKING(for gnat version)
2164 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2165 grep '[[0-9]].[[0-9]][[0-9]]*' |\
2166 sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2167 AC_MSG_RESULT($cf_gnat_version)
2169 case $cf_gnat_version in #(vi
2170 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi
2171 cf_cv_prog_gnat_correct=yes
2174 AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2175 cf_cv_prog_gnat_correct=no
2179 dnl ---------------------------------------------------------------------------
2180 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2182 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2183 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
2184 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2185 dnl since it is interwoven with GNU extensions.
2187 dnl Well, yes we could work around it...
2188 AC_DEFUN([CF_GNU_SOURCE],
2190 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2191 AC_TRY_COMPILE([#include <sys/types.h>],[
2192 #ifndef _XOPEN_SOURCE
2195 [cf_cv_gnu_source=no],
2196 [cf_save="$CPPFLAGS"
2197 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2198 AC_TRY_COMPILE([#include <sys/types.h>],[
2199 #ifdef _XOPEN_SOURCE
2202 [cf_cv_gnu_source=no],
2203 [cf_cv_gnu_source=yes])
2207 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2209 dnl ---------------------------------------------------------------------------
2210 dnl CF_GPP_LIBRARY version: 10 updated: 2010/05/29 16:31:02
2212 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2213 dnl problem :-). If we have the compiler but no library, we'll be able to
2214 dnl configure, but won't be able to build the c++ demo program.
2215 AC_DEFUN([CF_GPP_LIBRARY],
2217 cf_cxx_library=unknown
2218 case $cf_cv_system_name in #(vi
2226 if test "$GXX" = yes; then
2227 AC_MSG_CHECKING([for lib$cf_gpp_libname])
2229 CF_ADD_LIB($cf_gpp_libname)
2231 #include <$cf_gpp_libname/builtin.h>
2233 [two_arg_error_handler_t foo2 = lib_error_handler],
2235 CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2236 if test "$cf_gpp_libname" = cpp ; then
2237 AC_DEFINE(HAVE_GPP_BUILTIN_H)
2239 AC_DEFINE(HAVE_GXX_BUILTIN_H)
2242 #include <builtin.h>
2244 [two_arg_error_handler_t foo2 = lib_error_handler],
2246 CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2247 AC_DEFINE(HAVE_BUILTIN_H)],
2248 [cf_cxx_library=no])])
2250 AC_MSG_RESULT($cf_cxx_library)
2253 dnl ---------------------------------------------------------------------------
2254 dnl CF_GXX_VERSION version: 6 updated: 2010/10/23 15:44:18
2256 dnl Check for version of g++
2257 AC_DEFUN([CF_GXX_VERSION],[
2258 AC_REQUIRE([AC_PROG_CPP])
2260 if test "$GXX" = yes; then
2261 AC_MSG_CHECKING(version of g++)
2262 GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2263 test -z "$GXX_VERSION" && GXX_VERSION=unknown
2264 AC_MSG_RESULT($GXX_VERSION)
2267 dnl ---------------------------------------------------------------------------
2268 dnl CF_GXX_WARNINGS version: 6 updated: 2010/08/14 18:25:37
2270 dnl Check if the compiler supports useful warning options.
2272 dnl Most of gcc's options apply to g++, except:
2273 dnl -Wbad-function-cast
2274 dnl -Wmissing-declarations
2275 dnl -Wnested-externs
2277 dnl Omit a few (for now):
2281 dnl $1 is an optional list of g++ warning flags that a particular
2282 dnl application might want to use, e.g., "no-unused" for
2285 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
2287 AC_DEFUN([CF_GXX_WARNINGS],
2290 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2292 AC_REQUIRE([CF_GXX_VERSION])
2297 cat > conftest.$ac_ext <<EOF
2298 #line __oline__ "configure"
2299 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2302 if test "$INTEL_CPLUSPLUS" = yes
2304 # The "-wdXXX" options suppress warnings:
2305 # remark #1419: external declaration in primary source file
2306 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2307 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2308 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2309 # remark #193: zero used for undefined preprocessing identifier
2310 # remark #593: variable "curs_sb_left_arrow" was set but never used
2311 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2312 # remark #869: parameter "tw" was never referenced
2313 # remark #981: operands are evaluated in unspecified order
2314 # warning #269: invalid format string conversion
2316 AC_CHECKING([for $CC warning options])
2317 cf_save_CXXFLAGS="$CXXFLAGS"
2318 EXTRA_CXXFLAGS="-Wall"
2331 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2332 if AC_TRY_EVAL(ac_compile); then
2333 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2334 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2337 CXXFLAGS="$cf_save_CXXFLAGS"
2339 elif test "$GXX" = yes
2341 AC_CHECKING([for $CXX warning options])
2342 cf_save_CXXFLAGS="$CXXFLAGS"
2343 EXTRA_CXXFLAGS="-W -Wall"
2344 cf_gxx_extra_warnings=""
2345 test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2346 case "$GCC_VERSION" in
2350 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2356 Woverloaded-virtual \
2362 Wmissing-prototypes \
2365 Wstrict-prototypes \
2366 Wundef $cf_gxx_extra_warnings $1
2368 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2369 if AC_TRY_EVAL(ac_compile); then
2370 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2371 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2373 test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2376 CXXFLAGS="$cf_save_CXXFLAGS"
2381 AC_SUBST(EXTRA_CXXFLAGS)
2383 dnl ---------------------------------------------------------------------------
2384 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2386 dnl Look for an instance of the Berkeley hashed database.
2388 dnl $1 = optional parameter, to specify install-prefix for the database.
2389 AC_DEFUN([CF_HASHED_DB],
2396 if test -d "$1" ; then
2397 CF_ADD_INCDIR($1/include)
2398 CF_ADD_LIBDIR($1/lib)
2402 AC_CHECK_HEADER(db.h,[
2403 CF_HASHED_DB_VERSION
2404 if test "$cf_cv_hashed_db_version" = unknown ; then
2405 AC_MSG_ERROR(Cannot determine version of db)
2408 if test "$cf_cv_hashed_db_libs" = unknown ; then
2409 AC_MSG_ERROR(Cannot determine library for db)
2410 elif test "$cf_cv_hashed_db_libs" != default ; then
2411 CF_ADD_LIB($cf_cv_hashed_db_libs)
2415 AC_MSG_ERROR(Cannot find db.h)
2418 dnl ---------------------------------------------------------------------------
2419 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2420 dnl -----------------
2421 dnl Given that we have the header and version for hashed database, find the
2422 dnl library information.
2423 AC_DEFUN([CF_HASHED_DB_LIBS],
2425 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2426 cf_cv_hashed_db_libs=unknown
2427 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2429 cf_save_libs="$LIBS"
2430 if test -n "$cf_db_libs"; then
2431 CF_ADD_LIB($cf_db_libs)
2433 CF_MSG_LOG(checking for library "$cf_db_libs")
2435 $ac_includes_default
2438 char *path = "/tmp/foo";
2439 #ifdef DB_VERSION_MAJOR
2440 #if DB_VERSION_MAJOR >= 4
2442 db_create(&result, NULL, 0);
2443 result->open(result,
2450 #elif DB_VERSION_MAJOR >= 3
2452 db_create(&result, NULL, 0);
2453 result->open(result,
2459 #elif DB_VERSION_MAJOR >= 2
2468 #endif /* DB_VERSION_MAJOR */
2470 DB *result = dbopen(path,
2476 ${cf_cv_main_return:-return}(result != 0)
2478 if test -n "$cf_db_libs" ; then
2479 cf_cv_hashed_db_libs=$cf_db_libs
2481 cf_cv_hashed_db_libs=default
2483 LIBS="$cf_save_libs"
2486 LIBS="$cf_save_libs"
2490 dnl ---------------------------------------------------------------------------
2491 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2492 dnl --------------------
2493 dnl Given that we have the header file for hashed database, find the version
2495 AC_DEFUN([CF_HASHED_DB_VERSION],
2497 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2498 cf_cv_hashed_db_version=unknown
2500 for cf_db_version in 1 2 3 4 5
2502 CF_MSG_LOG(checking for db version $cf_db_version)
2504 $ac_includes_default
2507 #ifdef DB_VERSION_MAJOR
2508 /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2509 #if $cf_db_version == DB_VERSION_MAJOR
2515 #if $cf_db_version == 1
2516 /* ok: assuming this is DB 1.8.5 */
2522 cf_cv_hashed_db_version=$cf_db_version
2528 dnl ---------------------------------------------------------------------------
2529 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2531 dnl Construct a search-list of directories for a nonstandard header-file
2534 dnl $1 = the variable to return as result
2535 dnl $2 = the package name
2536 AC_DEFUN([CF_HEADER_PATH],
2540 # collect the current set of include-directories from compiler flags
2541 cf_header_path_list=""
2542 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2543 for cf_header_path in $CPPFLAGS $CFLAGS
2545 case $cf_header_path in #(vi
2547 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2548 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2549 cf_header_path_list="$cf_header_path_list [$]$1"
2555 # add the variations for the package we are looking for
2556 CF_SUBDIR_PATH($1,$2,include)
2558 test "$includedir" != NONE && \
2559 test "$includedir" != "/usr/include" && \
2560 test -d "$includedir" && {
2561 test -d $includedir && $1="[$]$1 $includedir"
2562 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2565 test "$oldincludedir" != NONE && \
2566 test "$oldincludedir" != "/usr/include" && \
2567 test -d "$oldincludedir" && {
2568 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
2569 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2572 $1="[$]$1 $cf_header_path_list"
2574 dnl ---------------------------------------------------------------------------
2575 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2577 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2578 AC_DEFUN([CF_HELP_MESSAGE],
2579 [AC_DIVERT_HELP([$1])dnl
2581 dnl ---------------------------------------------------------------------------
2582 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
2584 dnl Construct the list of include-options according to whether we're building
2585 dnl in the source directory or using '--srcdir=DIR' option. If we're building
2586 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2587 dnl since that usually breaks gcc's shadow-includes.
2588 AC_DEFUN([CF_INCLUDE_DIRS],
2590 CPPFLAGS="$CPPFLAGS -I. -I../include"
2591 if test "$srcdir" != "."; then
2592 CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
2594 if test "$GCC" != yes; then
2595 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2596 elif test "$includedir" != "/usr/include"; then
2597 if test "$includedir" = '${prefix}/include' ; then
2598 if test $prefix != /usr ; then
2599 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2602 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2607 dnl ---------------------------------------------------------------------------
2608 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
2609 dnl -----------------
2610 dnl Check if the given compiler is really the Intel compiler for Linux. It
2611 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2612 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2614 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2615 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
2616 dnl the wrappers for gcc and g++ warnings.
2618 dnl $1 = GCC (default) or GXX
2619 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2620 dnl $3 = CFLAGS (default) or CXXFLAGS
2621 AC_DEFUN([CF_INTEL_COMPILER],[
2622 ifelse([$2],,INTEL_COMPILER,[$2])=no
2624 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2627 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2628 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2629 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2631 #ifdef __INTEL_COMPILER
2635 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2636 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2638 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2639 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2644 dnl ---------------------------------------------------------------------------
2645 dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
2647 dnl Check if we have either a function or macro for 'isascii()'.
2648 AC_DEFUN([CF_ISASCII],
2650 AC_MSG_CHECKING(for isascii)
2651 AC_CACHE_VAL(cf_cv_have_isascii,[
2652 AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2653 [cf_cv_have_isascii=yes],
2654 [cf_cv_have_isascii=no])
2656 AC_MSG_RESULT($cf_cv_have_isascii)
2657 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
2659 dnl ---------------------------------------------------------------------------
2660 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
2662 dnl Add checks for large file support.
2663 AC_DEFUN([CF_LARGEFILE],[
2664 ifdef([AC_FUNC_FSEEKO],[
2666 if test "$enable_largefile" != no ; then
2669 # Normally we would collect these definitions in the config.h,
2670 # but (like _XOPEN_SOURCE), some environments rely on having these
2671 # defined before any of the system headers are included. Another
2672 # case comes up with C++, e.g., on AIX the compiler compiles the
2673 # header files by themselves before looking at the body files it is
2674 # told to compile. For ncurses, those header files do not include
2676 test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2677 test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2678 test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2680 AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2682 #include <sys/types.h>
2685 /* if transitional largefile support is setup, this is true */
2686 extern struct dirent64 * readdir(DIR *);
2687 struct dirent64 *x = readdir((DIR *)0);
2688 struct dirent *y = readdir((DIR *)0);
2691 [cf_cv_struct_dirent64=yes],
2692 [cf_cv_struct_dirent64=no])
2694 test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
2698 dnl ---------------------------------------------------------------------------
2699 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2700 dnl -----------------
2701 dnl Check for compiler/linker flags used to temporarily force usage of static
2702 dnl libraries. This depends on the compiler and platform. Use this to help
2703 dnl ensure that the linker picks up a given library based on its position in
2704 dnl the list of linker options and libraries.
2705 AC_DEFUN([CF_LDFLAGS_STATIC],[
2707 if test "$GCC" = yes ; then
2708 case $cf_cv_system_name in #(
2709 OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*) #( vi
2713 *) #( normally, except when broken
2714 LDFLAGS_STATIC=-static
2715 LDFLAGS_SHARED=-dynamic
2719 case $cf_cv_system_name in #(
2720 aix[[4-7]]*) #( from ld manpage
2721 LDFLAGS_STATIC=-bstatic
2722 LDFLAGS_SHARED=-bdynamic
2724 hpux*) #( from ld manpage for hpux10.20, hpux11.11
2725 # We could also use just "archive" and "shared".
2726 LDFLAGS_STATIC=-Wl,-a,archive_shared
2727 LDFLAGS_SHARED=-Wl,-a,shared_archive
2729 irix*) #( from ld manpage IRIX64
2730 LDFLAGS_STATIC=-Bstatic
2731 LDFLAGS_SHARED=-Bdynamic
2733 osf[[45]]*) #( from ld manpage osf4.0d, osf5.1
2734 # alternative "-oldstyle_liblookup" (not in cc manpage)
2735 LDFLAGS_STATIC=-noso
2736 LDFLAGS_SHARED=-so_archive
2739 LDFLAGS_STATIC=-Bstatic
2740 LDFLAGS_SHARED=-Bdynamic
2745 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2747 AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2750 cat >conftest.$ac_ext <<EOF
2751 #line __oline__ "configure"
2753 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2755 if AC_TRY_EVAL(ac_compile) ; then
2756 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2757 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2761 cf_save_LIBS="$LIBS"
2763 LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2765 #line __oline__ "configure"
2767 int cf_ldflags_static(FILE *fp);
2769 return cf_ldflags_static(stdin);
2771 # some linkers simply ignore the -dynamic
2772 case x`file conftest$ac_exeext 2>/dev/null` in #(vi
2774 cf_ldflags_static=no
2777 cf_ldflags_static=yes
2780 ],[cf_ldflags_static=no])
2783 LIBS="$cf_save_LIBS"
2785 AC_MSG_RESULT($cf_ldflags_static)
2787 if test $cf_ldflags_static != yes
2797 AC_SUBST(LDFLAGS_STATIC)
2798 AC_SUBST(LDFLAGS_SHARED)
2800 dnl ---------------------------------------------------------------------------
2801 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
2803 dnl For the given system and compiler, find the compiler flags to pass to the
2804 dnl loader to use the "rpath" feature.
2805 AC_DEFUN([CF_LD_RPATH_OPT],
2807 AC_REQUIRE([CF_CHECK_CACHE])
2810 AC_MSG_CHECKING(for an rpath option)
2811 case $cf_cv_system_name in #(vi
2813 if test "$GCC" = yes; then
2814 LD_RPATH_OPT="-Wl,-rpath,"
2816 LD_RPATH_OPT="-rpath "
2819 linux*|gnu*|k*bsd*-gnu) #(vi
2820 LD_RPATH_OPT="-Wl,-rpath,"
2822 openbsd[[2-9]].*|mirbsd*) #(vi
2823 LD_RPATH_OPT="-Wl,-rpath,"
2825 dragonfly*|freebsd*) #(vi
2826 LD_RPATH_OPT="-rpath "
2829 LD_RPATH_OPT="-Wl,-rpath,"
2832 LD_RPATH_OPT="-rpath "
2840 AC_MSG_RESULT($LD_RPATH_OPT)
2842 case "x$LD_RPATH_OPT" in #(vi
2844 AC_MSG_CHECKING(if we need a space after rpath option)
2845 cf_save_LIBS="$LIBS"
2846 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
2847 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
2848 LIBS="$cf_save_LIBS"
2849 AC_MSG_RESULT($cf_rpath_space)
2850 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
2854 dnl ---------------------------------------------------------------------------
2855 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
2857 dnl Construct a search-list of directories for a nonstandard library-file
2860 dnl $1 = the variable to return as result
2861 dnl $2 = the package name
2862 AC_DEFUN([CF_LIBRARY_PATH],
2865 cf_library_path_list=""
2866 if test -n "${LDFLAGS}${LIBS}" ; then
2867 for cf_library_path in $LDFLAGS $LIBS
2869 case $cf_library_path in #(vi
2871 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
2872 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
2873 cf_library_path_list="$cf_library_path_list [$]$1"
2879 CF_SUBDIR_PATH($1,$2,lib)
2881 $1="$cf_library_path_list [$]$1"
2883 dnl ---------------------------------------------------------------------------
2884 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
2886 dnl Compute the library-prefix for the given host system
2887 dnl $1 = variable to set
2888 AC_DEFUN([CF_LIB_PREFIX],
2890 case $cf_cv_system_name in #(vi
2897 ifelse($1,,,[$1=$LIB_PREFIX])
2898 AC_SUBST(LIB_PREFIX)
2900 dnl ---------------------------------------------------------------------------
2901 dnl CF_LIB_RULES version: 61 updated: 2010/10/23 16:10:30
2903 dnl Append definitions and rules for the given models to the subdirectory
2904 dnl Makefiles, and the recursion rule for the top-level Makefile. If the
2905 dnl subdirectory is a library-source directory, modify the LIBS_TO_MAKE list in
2906 dnl the corresponding makefile to list the models that we'll generate.
2908 dnl For shared libraries, make a list of symbolic links to construct when
2909 dnl generating each library. The convention used for Linux is the simplest
2912 dnl lib<name>.so.<major> ->
2913 dnl lib<name>.so.<maj>.<minor>
2914 AC_DEFUN([CF_LIB_RULES],
2916 CF_LIB_PREFIX(cf_prefix)
2917 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2919 if test $cf_cv_shlib_version = cygdll ; then
2920 TINFO_NAME=$TINFO_ARG_SUFFIX
2924 if test -n "$TINFO_SUFFIX" ; then
2925 case $TINFO_SUFFIX in
2927 TINFO_NAME="${TINFO_NAME}tw"
2928 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
2931 TINFO_NAME="${TINFO_NAME}t"
2932 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
2935 TINFO_NAME="${TINFO_NAME}w"
2936 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
2941 for cf_dir in $SRC_SUBDIRS
2943 if test ! -d $srcdir/$cf_dir ; then
2945 elif test -f $srcdir/$cf_dir/modules; then
2949 for cf_item in $cf_LIST_MODELS
2951 CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
2952 if test $cf_item = shared ; then
2953 if test "$cf_cv_do_symlinks" = yes ; then
2954 case "$cf_cv_shlib_version" in #(vi
2956 case "$cf_cv_system_name" in #(vi
2958 case .${LIB_SUFFIX} in
2960 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2961 cf_suffix=tw'.${REL_VERSION}'"$cf_suffix"
2964 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2965 cf_suffix=t'.${REL_VERSION}'"$cf_suffix"
2968 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2969 cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
2972 cf_suffix='.${REL_VERSION}'"$cf_suffix"
2976 *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
2980 case "$cf_cv_system_name" in #(vi
2982 case .${LIB_SUFFIX} in
2984 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2985 cf_suffix=tw'.${ABI_VERSION}'"$cf_suffix"
2988 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2989 cf_suffix=t'.${ABI_VERSION}'"$cf_suffix"
2992 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2993 cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
2996 cf_suffix='.${ABI_VERSION}'"$cf_suffix"
3000 *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
3005 # cygwin needs import library, and has unique naming convention
3006 # use autodetected ${cf_prefix} for import lib and static lib, but
3007 # use 'cyg' prefix for shared lib.
3008 if test $cf_cv_shlib_version = cygdll ; then
3009 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3010 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
3014 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
3017 if test $cf_dir = ncurses ; then
3018 cf_subsets="$LIB_SUBSETS"
3019 cf_r_parts="$cf_subsets"
3020 cf_liblist="$LIBS_TO_MAKE"
3022 while test -n "$cf_r_parts"
3024 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3025 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3026 if test "$cf_l_parts" != "$cf_r_parts" ; then
3028 case $cf_l_parts in #(vi
3030 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3033 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3039 if test -n "$cf_item"; then
3040 LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
3047 cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3050 sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
3051 -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3052 $cf_dir/Makefile >$cf_dir/Makefile.out
3053 mv $cf_dir/Makefile.out $cf_dir/Makefile
3055 $AWK -f $srcdir/mk-0th.awk \
3056 libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \
3057 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3059 for cf_subset in $cf_subsets
3062 for cf_item in $cf_LIST_MODELS
3064 echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3065 CF_UPPER(cf_ITEM,$cf_item)
3066 CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3067 CF_OBJ_SUBDIR($cf_item,cf_subdir)
3069 # Test for case where we build libtinfo with a different name.
3071 if test $cf_dir = ncurses ; then
3074 cf_libname=${cf_libname}$LIB_SUFFIX
3077 cf_libname=$TINFO_LIB_SUFFIX
3080 cf_libname=$TICS_LIB_SUFFIX
3084 cf_libname=${cf_libname}$LIB_SUFFIX
3086 if test -n "${DFT_ARG_SUFFIX}" ; then
3087 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3088 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3091 # These dependencies really are for development, not
3092 # builds, but they are useful in porting, too.
3093 cf_depend="../include/ncurses_cfg.h"
3094 if test "$srcdir" = "."; then
3097 cf_reldir="\${srcdir}"
3100 if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3101 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3102 elif test -f $srcdir/$cf_dir/curses.priv.h; then
3103 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3107 old_cf_suffix="$cf_suffix"
3108 if test "$cf_cv_shlib_version_infix" = yes ; then
3109 if test -n "$LIB_SUFFIX" ; then
3112 cf_libname=`echo $cf_libname | sed 's/tw$//'`
3113 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3117 cf_libname=`echo $cf_libname | sed 's/t$//'`
3118 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3122 cf_libname=`echo $cf_libname | sed 's/w$//'`
3123 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3130 $AWK -f $srcdir/mk-1st.awk \
3131 name=${cf_libname}${cf_dir_suffix} \
3132 traces=$LIB_TRACING \
3139 TermlibRoot=$TINFO_NAME \
3140 TermlibSuffix=$TINFO_SUFFIX \
3141 ShlibVer=$cf_cv_shlib_version \
3142 ShlibVerInfix=$cf_cv_shlib_version_infix \
3143 ReLink=${cf_cv_do_relink:-no} \
3144 DoLinks=$cf_cv_do_symlinks \
3145 rmSoLocs=$cf_cv_rm_so_locs \
3146 ldconfig="$LDCONFIG" \
3147 overwrite=$WITH_OVERWRITE \
3148 depend="$cf_depend" \
3150 libtool_version="$LIBTOOL_VERSION" \
3151 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3153 cf_suffix="$old_cf_suffix"
3155 for cf_subdir2 in $cf_subdirs lib
3157 test $cf_subdir = $cf_subdir2 && break
3159 test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3160 $AWK -f $srcdir/mk-2nd.awk \
3162 traces=$LIB_TRACING \
3168 crenames=$cf_cv_prog_CC_c_o \
3169 cxxrenames=$cf_cv_prog_CXX_c_o \
3170 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3171 cf_subdirs="$cf_subdirs $cf_subdir"
3176 echo ' cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >>Makefile
3179 for cf_dir in $SRC_SUBDIRS
3181 if test ! -d $srcdir/$cf_dir ; then
3185 if test -f $cf_dir/Makefile ; then
3188 echo 'libs \' >> Makefile
3189 echo 'install.libs \' >> Makefile
3190 echo 'uninstall.libs ::' >> Makefile
3191 echo ' cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >> Makefile
3196 if test -f $srcdir/$cf_dir/modules; then
3198 if test -f $srcdir/$cf_dir/headers; then
3199 cat >> Makefile <<CF_EOF
3201 uninstall.includes \\
3204 if test "$cf_dir" != "c++" ; then
3205 echo 'lint \' >> Makefile
3207 cat >> Makefile <<CF_EOF
3213 uninstall.$cf_dir ::
3214 cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3216 elif test -f $srcdir/$cf_dir/headers; then
3217 cat >> Makefile <<CF_EOF
3223 uninstall.includes ::
3224 cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3229 cat >> Makefile <<CF_EOF
3231 install.libs uninstall.libs \\
3232 install.data uninstall.data ::
3233 $MAKE_TERMINFO cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
3236 if test "x$cf_with_manpages" = xyes; then
3237 cat >> Makefile <<CF_EOF
3241 cd man && \${MAKE} \${CF_MFLAGS} \[$]@
3245 cat >> Makefile <<CF_EOF
3248 rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3249 rm -f headers.sh headers.sed mk_shared_lib.sh
3250 rm -f edit_man.* man_alias.*
3251 rm -rf \${DIRS_TO_MAKE}
3254 # Special case: tack's manpage lives in its own directory.
3255 if test "x$cf_with_manpages" = xyes; then
3256 if test -d tack ; then
3257 if test -f $srcdir/$tack.h; then
3258 cat >> Makefile <<CF_EOF
3262 cd tack && \${MAKE} \${CF_MFLAGS} \[$]@
3268 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3269 dnl prepend the subdirectory's name to the "#include" paths. It won't hurt
3270 dnl anything, and will make it more standardized. It's awkward to decide this
3271 dnl at configuration because of quoting, so we'll simply make all headers
3272 dnl installed via a script that can do the right thing.
3274 rm -f headers.sed headers.sh
3276 dnl ( generating this script makes the makefiles a little tidier :-)
3277 echo creating headers.sh
3278 cat >headers.sh <<CF_EOF
3280 # This shell script is generated by the 'configure' script. It is invoked in a
3281 # subdirectory of the build tree. It generates a sed-script in the parent
3282 # directory that is used to adjust includes for header files that reside in a
3283 # subdirectory of /usr/include, etc.
3285 while test \[$]# != 3
3287 PRG="\$PRG \[$]1"; shift
3292 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3293 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3294 echo installing \$SRC in \$DST
3297 if test $WITH_CURSES_H = yes; then
3298 cat >>headers.sh <<CF_EOF
3301 END=\`basename \$DST\`
3302 for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3304 NAME=\`basename \$i\`
3305 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3315 cat >>headers.sh <<CF_EOF
3318 END=\`basename \$DST\`
3319 for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3321 NAME=\`basename \$i\`
3322 if test "\$NAME" = "curses.h"
3324 echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3327 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3331 echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3336 cat >>headers.sh <<CF_EOF
3338 sed -f \$TMPSED \$SRC > \$TMPSRC
3339 NAME=\`basename \$SRC\`
3341 if test $WITH_CURSES_H != yes; then
3342 cat >>headers.sh <<CF_EOF
3343 test "\$NAME" = "curses.h" && NAME=ncurses.h
3346 cat >>headers.sh <<CF_EOF
3347 # Just in case someone gzip'd manpages, remove the conflicting copy.
3348 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3350 eval \$PRG \$TMPSRC \$DST/\$NAME
3351 rm -f \$TMPSRC \$TMPSED
3354 chmod 0755 headers.sh
3356 for cf_dir in $SRC_SUBDIRS
3358 if test ! -d $srcdir/$cf_dir ; then
3362 if test -f $srcdir/$cf_dir/headers; then
3363 $AWK -f $srcdir/mk-hdr.awk \
3364 subset="$LIB_SUBSETS" \
3365 compat="$WITH_CURSES_H" \
3366 $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3369 if test -f $srcdir/$cf_dir/modules; then
3370 if test "$cf_dir" != "c++" ; then
3371 cat >>$cf_dir/Makefile <<"CF_EOF"
3372 depend : ${AUTO_SRC}
3373 makedepend -- ${CPPFLAGS} -- ${C_SRC}
3375 # DO NOT DELETE THIS LINE -- make depend depends on it.
3380 AC_SUBST(LIBS_TO_MAKE)
3382 dnl ---------------------------------------------------------------------------
3383 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3385 dnl Find the and soname for the given shared library. Set the cache variable
3386 dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
3387 dnl variable to "unknown".
3391 dnl $3 = library name
3392 AC_DEFUN([CF_LIB_SONAME],
3394 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3396 cf_cv_$3_soname=unknown
3397 if test "$cross_compiling" != yes ; then
3398 cat >conftest.$ac_ext <<CF_EOF
3403 ${cf_cv_main_return:-return}(0);
3406 cf_save_LIBS="$LIBS"
3408 if AC_TRY_EVAL(ac_compile) ; then
3409 if AC_TRY_EVAL(ac_link) ; then
3410 cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3411 test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3415 LIBS="$cf_save_LIBS"
3419 dnl ---------------------------------------------------------------------------
3420 dnl CF_LIB_SUFFIX version: 17 updated: 2011/07/02 15:36:04
3422 dnl Compute the library file-suffix from the given model name
3424 dnl $2 = variable to set (the nominal library suffix)
3425 dnl $3 = dependency variable to set (actual filename)
3426 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3427 AC_DEFUN([CF_LIB_SUFFIX],
3429 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3448 case $cf_cv_system_name in
3478 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3479 test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3481 dnl ---------------------------------------------------------------------------
3482 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3484 dnl Compute the string to append to -library from the given model name
3486 dnl $2 = variable to set
3487 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3488 AC_DEFUN([CF_LIB_TYPE],
3497 test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3499 dnl ---------------------------------------------------------------------------
3500 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
3501 dnl ----------------
3502 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3503 dnl only data (i.e., no functions), for example NeXT. On those systems we'll
3504 dnl have to provide wrappers for global tables to ensure they're linked
3506 AC_DEFUN([CF_LINK_DATAONLY],
3508 AC_MSG_CHECKING([if data-only library module links])
3509 AC_CACHE_VAL(cf_cv_link_dataonly,[
3511 cat >conftest.$ac_ext <<EOF
3512 #line __oline__ "configure"
3513 int testdata[[3]] = { 123, 456, 789 };
3515 if AC_TRY_EVAL(ac_compile) ; then
3516 mv conftest.o data.o && \
3517 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3519 rm -f conftest.$ac_ext data.o
3520 cat >conftest.$ac_ext <<EOF
3521 #line __oline__ "configure"
3525 ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
3527 extern int testdata[[3]];
3528 return testdata[[0]] == 123
3529 && testdata[[1]] == 456
3530 && testdata[[2]] == 789;
3534 if AC_TRY_EVAL(ac_compile); then
3535 mv conftest.o func.o && \
3536 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3538 rm -f conftest.$ac_ext func.o
3539 ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3541 LIBS="conftest.a $LIBS"
3545 extern int testfunc();
3546 ${cf_cv_main_return:-return} (!testfunc());
3549 [cf_cv_link_dataonly=yes],
3550 [cf_cv_link_dataonly=no],
3551 [cf_cv_link_dataonly=unknown])
3554 AC_MSG_RESULT($cf_cv_link_dataonly)
3556 if test "$cf_cv_link_dataonly" = no ; then
3557 AC_DEFINE(BROKEN_LINKER)
3562 dnl ---------------------------------------------------------------------------
3563 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
3565 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3566 dnl A few non-Unix systems implement symlink, but not link.
3567 dnl A few non-systems implement neither (or have nonfunctional versions).
3568 AC_DEFUN([CF_LINK_FUNCS],
3574 if test "$cross_compiling" = yes ; then
3579 AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3581 for cf_func in link symlink ; do
3583 #include <sys/types.h>
3584 #include <sys/stat.h>
3585 #ifdef HAVE_UNISTD_H
3591 char *src = "config.log";
3592 char *dst = "conftest.chk";
3597 fail = ($cf_func("config.log", "conftest.chk") < 0)
3598 || (stat(dst, &dst_sb) < 0)
3599 || (dst_sb.st_mtime != src_sb.st_mtime);
3605 ${cf_cv_main_return:-return} (fail);
3608 cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3609 eval 'ac_cv_func_'$cf_func'=yes'],[
3610 eval 'ac_cv_func_'$cf_func'=no'],[
3611 eval 'ac_cv_func_'$cf_func'=error'])
3613 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3615 test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
3616 test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
3619 dnl ---------------------------------------------------------------------------
3620 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
3622 dnl Check if a return from main to the shell actually returns the same exit
3623 dnl code. This is true for almost any POSIX environment.
3625 dnl Some very old environments did not flush stdout, etc., on an exit. That
3626 dnl would be a useful case to test for also.
3627 AC_DEFUN([CF_MAIN_RETURN],
3629 cf_cv_main_return=return
3631 dnl ---------------------------------------------------------------------------
3632 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
3634 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3635 dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
3636 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3637 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3638 AC_DEFUN([CF_MAKEFLAGS],
3640 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3642 for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3644 cat >cf_makeflags.tmp <<CF_EOF
3647 @ echo '.$cf_option'
3649 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'`
3650 case "$cf_result" in
3652 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3653 case "$cf_result" in
3654 .*CC=*) cf_cv_makeflags=
3656 *) cf_cv_makeflags=$cf_option
3662 *) echo "given option \"$cf_option\", no match \"$cf_result\""
3666 rm -f cf_makeflags.tmp
3669 AC_SUBST(cf_cv_makeflags)
3671 dnl ---------------------------------------------------------------------------
3672 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3674 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
3675 dnl a monocase filesystem.
3676 AC_DEFUN([CF_MAKE_TAGS],[
3677 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3679 AC_CHECK_PROGS(CTAGS, exctags ctags)
3680 AC_CHECK_PROGS(ETAGS, exetags etags)
3682 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3684 if test "$cf_cv_mixedcase" = yes ; then
3685 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3690 if test "$MAKE_UPPER_TAGS" = yes ; then
3696 if test "$MAKE_LOWER_TAGS" = yes ; then
3705 AC_SUBST(MAKE_UPPER_TAGS)
3706 AC_SUBST(MAKE_LOWER_TAGS)
3708 dnl ---------------------------------------------------------------------------
3709 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
3710 dnl -----------------
3711 dnl Option to allow user to override automatic configuration of manpage format.
3712 dnl There are several special cases:
3714 dnl gzip - man checks for, can display gzip'd files
3715 dnl compress - man checks for, can display compressed files
3716 dnl BSDI - files in the cat-directories are suffixed ".0"
3717 dnl formatted - installer should format (put files in cat-directory)
3718 dnl catonly - installer should only format, e.g., for a turnkey system.
3720 dnl There are other configurations which this macro does not test, e.g., HPUX's
3721 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3722 dnl convention would not match our use).
3723 AC_DEFUN([CF_MANPAGE_FORMAT],
3725 AC_REQUIRE([CF_PATHSEP])
3726 AC_MSG_CHECKING(format of man-pages)
3728 AC_ARG_WITH(manpage-format,
3729 [ --with-manpage-format specify manpage-format: gzip/compress/BSDI/normal and
3730 optionally formatted/catonly, e.g., gzip,formatted],
3731 [MANPAGE_FORMAT=$withval],
3732 [MANPAGE_FORMAT=unknown])
3734 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3735 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3739 case $MANPAGE_FORMAT in
3741 if test -z "$MANPATH" ; then
3742 MANPATH="/usr/man:/usr/share/man"
3745 # look for the 'date' man-page (it's most likely to be installed!)
3751 IFS="${IFS:- }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
3752 for cf_dir in $MANPATH; do
3753 test -z "$cf_dir" && cf_dir=/usr/man
3754 for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
3756 cf_test=`echo $cf_name | sed -e 's/*//'`
3757 if test "x$cf_test" = "x$cf_name" ; then
3760 *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
3761 *.Z) MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
3762 *.0) MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
3763 *) MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
3777 # if we found a match in either man* or cat*, stop looking
3778 if test -n "$MANPAGE_FORMAT" ; then
3780 test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
3781 test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
3787 test $cf_found=yes && break
3790 # only check the first directory in $MANPATH where we find manpages
3791 if test -n "$MANPAGE_FORMAT" ; then
3795 # if we did not find the example, just assume it is normal
3796 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
3800 for cf_option in $MANPAGE_FORMAT; do
3801 case $cf_option in #(vi
3802 gzip|compress|BSDI|normal|formatted|catonly)
3805 cf_unknown="$cf_unknown $cf_option"
3812 AC_MSG_RESULT($MANPAGE_FORMAT)
3813 if test -n "$cf_unknown" ; then
3814 AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
3817 dnl ---------------------------------------------------------------------------
3818 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
3819 dnl ------------------
3820 dnl The Debian people have their own naming convention for manpages. This
3821 dnl option lets us override the name of the file containing renaming, or
3822 dnl disable it altogether.
3823 AC_DEFUN([CF_MANPAGE_RENAMES],
3825 AC_MSG_CHECKING(for manpage renaming)
3827 AC_ARG_WITH(manpage-renames,
3828 [ --with-manpage-renames specify manpage-renaming],
3829 [MANPAGE_RENAMES=$withval],
3830 [MANPAGE_RENAMES=yes])
3832 case ".$MANPAGE_RENAMES" in #(vi
3836 # Debian 'man' program?
3837 if test -f /etc/debian_version ; then
3838 MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
3845 if test "$MANPAGE_RENAMES" != no ; then
3846 if test -f $srcdir/man/$MANPAGE_RENAMES ; then
3847 MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
3848 elif test ! -f $MANPAGE_RENAMES ; then
3849 AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
3852 test ! -d man && mkdir man
3854 # Construct a sed-script to perform renaming within man-pages
3855 if test -n "$MANPAGE_RENAMES" ; then
3856 test ! -d man && mkdir man
3857 sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
3861 AC_MSG_RESULT($MANPAGE_RENAMES)
3862 AC_SUBST(MANPAGE_RENAMES)
3864 dnl ---------------------------------------------------------------------------
3865 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
3866 dnl -------------------
3867 dnl Some people expect each tool to make all aliases for manpages in the
3868 dnl man-directory. This accommodates the older, less-capable implementations
3869 dnl of 'man', and is optional.
3870 AC_DEFUN([CF_MANPAGE_SYMLINKS],
3872 AC_MSG_CHECKING(if manpage aliases will be installed)
3874 AC_ARG_WITH(manpage-aliases,
3875 [ --with-manpage-aliases specify manpage-aliases using .so],
3876 [MANPAGE_ALIASES=$withval],
3877 [MANPAGE_ALIASES=yes])
3879 AC_MSG_RESULT($MANPAGE_ALIASES)
3881 case "x$LN_S" in #(vi
3891 if test "$MANPAGE_ALIASES" = yes ; then
3892 AC_MSG_CHECKING(if manpage symlinks should be used)
3894 AC_ARG_WITH(manpage-symlinks,
3895 [ --with-manpage-symlinks specify manpage-aliases using symlinks],
3896 [MANPAGE_SYMLINKS=$withval],
3897 [MANPAGE_SYMLINKS=$cf_use_symlinks])
3899 if test "$$cf_use_symlinks" = no; then
3900 if test "$MANPAGE_SYMLINKS" = yes ; then
3901 AC_MSG_WARN(cannot make symlinks, will use .so files)
3906 AC_MSG_RESULT($MANPAGE_SYMLINKS)
3910 dnl ---------------------------------------------------------------------------
3911 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
3913 dnl This option causes manpages to be run through tbl(1) to generate tables
3915 AC_DEFUN([CF_MANPAGE_TBL],
3917 AC_MSG_CHECKING(for manpage tbl)
3919 AC_ARG_WITH(manpage-tbl,
3920 [ --with-manpage-tbl specify manpage processing with tbl],
3921 [MANPAGE_TBL=$withval],
3924 AC_MSG_RESULT($MANPAGE_TBL)
3926 dnl ---------------------------------------------------------------------------
3927 dnl CF_MAN_PAGES version: 40 updated: 2011/09/10 16:20:21
3929 dnl Try to determine if the man-pages on the system are compressed, and if
3930 dnl so, what format is used. Use this information to construct a script that
3931 dnl will install man-pages.
3932 AC_DEFUN([CF_MAN_PAGES],
3934 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
3940 if test "$prefix" = "NONE" ; then
3941 cf_prefix="$ac_default_prefix"
3946 case "$MANPAGE_FORMAT" in # (vi
3961 test ! -d man && mkdir man
3965 case "$MANPAGE_FORMAT" in #(vi
3968 cf_compress=compress
3976 cf_edit_man=./edit_man.sh
3977 cf_man_alias=`pwd`/man_alias.sed
3979 cat >$cf_edit_man <<CF_EOF
3981 # this script is generated by the configure-script CF_MAN_PAGES macro.
3986 NCURSES_MAJOR="$NCURSES_MAJOR"
3987 NCURSES_MINOR="$NCURSES_MINOR"
3988 NCURSES_PATCH="$NCURSES_PATCH"
3990 NCURSES_OSPEED="$NCURSES_OSPEED"
3991 TERMINFO="$TERMINFO"
3994 INSTALL_DATA="$INSTALL_DATA"
3996 transform="$program_transform_name"
3998 TMP=\${TMPDIR:=/tmp}/man\$\$
3999 trap "rm -f \$TMP" 0 1 2 5 15
4011 top_srcdir=\[$]srcdir/..
4014 if test "\$form" = normal ; then
4015 if test "$cf_format" = yes ; then
4016 if test "$cf_inboth" = no ; then
4017 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4021 cf_subdir=\$mandir/man
4022 cf_tables=$MANPAGE_TBL
4024 cf_subdir=\$mandir/cat
4028 # process the list of source-files
4031 *.orig|*.rej) ;; #(vi
4033 section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4034 if test \$verb = installing ; then
4035 if test ! -d \$cf_subdir\${section} ; then
4036 mkdir -p \$cf_subdir\$section
4040 # replace variables in man page
4041 if test ! -f $cf_man_alias ; then
4042 cat >>$cf_man_alias <<-CF_EOF2
4043 s,@DATADIR@,\$datadir,g
4044 s,@TERMINFO@,\$TERMINFO,g
4045 s,@NCURSES_MAJOR@,\$NCURSES_MAJOR,g
4046 s,@NCURSES_MINOR@,\$NCURSES_MINOR,g
4047 s,@NCURSES_PATCH@,\$NCURSES_PATCH,g
4048 s,@NCURSES_OSPEED@,\$NCURSES_OSPEED,g
4053 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4054 cf_name=`echo $cf_name|sed "$program_transform_name"`
4055 cat >>$cf_edit_man <<-CF_EOF
4056 s,@$cf_NAME@,$cf_name,g
4060 cat >>$cf_edit_man <<CF_EOF
4062 echo "...made $cf_man_alias"
4066 cf_source=\`basename \$i\`
4068 test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4069 if test ! -f \$inalias ; then
4070 echo .. skipped \$cf_source
4075 if test "$MANPAGE_ALIASES" != no ; then
4076 cat >>$cf_edit_man <<CF_EOF
4078 test $with_curses_h = yes && nCurses=ncurses.3x
4079 aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4083 if test "$MANPAGE_RENAMES" = no ; then
4084 cat >>$cf_edit_man <<CF_EOF
4085 # perform program transformations for section 1 man pages
4086 if test \$section = 1 ; then
4087 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4089 cf_target=\$cf_subdir\${section}/\$cf_source
4093 cat >>$cf_edit_man <<CF_EOF
4094 cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4095 if test -z "\$cf_target" ; then
4096 echo '? missing rename for '\$cf_source
4097 cf_target="\$cf_source"
4099 cf_target="\$cf_subdir\${section}/\${cf_target}"
4104 cat >>$cf_edit_man <<CF_EOF
4105 sed -f $cf_man_alias \\
4108 if test -f $MANPAGE_RENAMES ; then
4109 cat >>$cf_edit_man <<CF_EOF
4110 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4113 cat >>$cf_edit_man <<CF_EOF
4118 cat >>$cf_edit_man <<CF_EOF
4119 if test \$cf_tables = yes ; then
4120 tbl \$TMP >\$TMP.out
4125 if test $with_overwrite != yes ; then
4126 cat >>$cf_edit_man <<CF_EOF
4127 sed -e "/\#[ ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4132 if test $with_curses_h != yes ; then
4133 cat >>$cf_edit_man <<CF_EOF
4134 sed -e "/\#[ ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4139 cat >>$cf_edit_man <<CF_EOF
4140 if test \$form = format ; then
4141 nroff -man \$TMP >\$TMP.out
4146 if test -n "$cf_compress" ; then
4147 cat >>$cf_edit_man <<CF_EOF
4148 if test \$verb = installing ; then
4149 if ( $cf_compress -f \$TMP )
4151 mv \$TMP.$cf_so_strip \$TMP
4154 cf_target="\$cf_target.$cf_so_strip"
4158 case "$MANPAGE_FORMAT" in #(vi
4160 cat >>$cf_edit_man <<CF_EOF
4161 if test \$form = format ; then
4162 # BSDI installs only .0 suffixes in the cat directories
4163 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4169 cat >>$cf_edit_man <<CF_EOF
4170 suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4171 if test \$verb = installing ; then
4172 echo \$verb \$cf_target
4173 \$INSTALL_DATA \$TMP \$cf_target
4174 test -d \$cf_subdir\${section} &&
4175 test -n "\$aliases" && (
4176 cd \$cf_subdir\${section} && (
4177 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4178 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4179 cf_target=\`basename \$cf_target\`
4180 for cf_alias in \$aliases
4182 if test \$section = 1 ; then
4183 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4186 if test "$MANPAGE_SYMLINKS" = yes ; then
4187 if test -f \$cf_alias\${suffix} ; then
4188 if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4193 echo .. \$verb alias \$cf_alias\${suffix}
4195 case "x$LN_S" in #(vi
4197 cat >>$cf_edit_man <<CF_EOF
4198 $LN_S \$cf_target \$cf_alias\${suffix}
4202 cat >>$cf_edit_man <<CF_EOF
4203 rm -f \$cf_alias\${suffix}
4204 $LN_S \$cf_target \$cf_alias\${suffix}
4208 cat >>$cf_edit_man <<CF_EOF
4209 elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4210 echo ".so \$cf_source" >\$TMP
4212 if test -n "$cf_compress" ; then
4213 cat >>$cf_edit_man <<CF_EOF
4214 if test -n "$cf_so_strip" ; then
4215 $cf_compress -f \$TMP
4216 mv \$TMP.$cf_so_strip \$TMP
4220 cat >>$cf_edit_man <<CF_EOF
4221 echo .. \$verb alias \$cf_alias\${suffix}
4222 rm -f \$cf_alias\${suffix}
4223 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4228 elif test \$verb = removing ; then
4229 test -f \$cf_target && (
4230 echo \$verb \$cf_target
4233 test -d \$cf_subdir\${section} &&
4234 test -n "\$aliases" && (
4235 cd \$cf_subdir\${section} && (
4236 for cf_alias in \$aliases
4238 if test \$section = 1 ; then
4239 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4242 echo .. \$verb alias \$cf_alias\${suffix}
4243 rm -f \$cf_alias\${suffix}
4255 if test $cf_inboth = yes ; then
4256 if test \$form != format ; then
4257 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4263 chmod 755 $cf_edit_man
4266 dnl ---------------------------------------------------------------------------
4267 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4269 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
4270 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
4271 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4272 AC_DEFUN([CF_MATH_LIB],
4274 AC_CACHE_CHECK(if -lm needed for math functions,
4280 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4281 [cf_cv_need_libm=no],
4282 [cf_cv_need_libm=yes])])
4283 if test "$cf_cv_need_libm" = yes
4290 dnl ---------------------------------------------------------------------------
4291 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
4292 dnl ----------------------
4293 dnl Check if the file-system supports mixed-case filenames. If we're able to
4294 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4295 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4297 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4298 if test "$cross_compiling" = yes ; then
4299 case $target_alias in #(vi
4300 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
4308 rm -f conftest CONFTEST
4310 if test -f CONFTEST ; then
4315 rm -f conftest CONFTEST
4318 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
4320 dnl ---------------------------------------------------------------------------
4321 dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
4323 dnl Check for a working mkstemp. This creates two files, checks that they are
4324 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4325 AC_DEFUN([CF_MKSTEMP],[
4326 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4329 #include <sys/types.h>
4333 #include <sys/stat.h>
4336 char *tmpl = "conftestXXXXXX";
4344 for (n = 0; n < 2; ++n) {
4345 strcpy(name[n], tmpl);
4346 if ((fd = mkstemp(name[n])) >= 0) {
4347 if (!strcmp(name[n], tmpl)
4348 || stat(name[n], &sb) != 0
4349 || (sb.st_mode & S_IFMT) != S_IFREG
4350 || (sb.st_mode & 077) != 0) {
4357 && !strcmp(name[0], name[1]))
4359 ${cf_cv_main_return:-return}(result);
4361 ],[cf_cv_func_mkstemp=yes
4362 ],[cf_cv_func_mkstemp=no
4363 ],[AC_CHECK_FUNC(mkstemp)
4366 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4367 AC_DEFINE(HAVE_MKSTEMP)
4370 dnl ---------------------------------------------------------------------------
4371 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4373 dnl Write a debug message to config.log, along with the line number in the
4374 dnl configure script.
4375 AC_DEFUN([CF_MSG_LOG],[
4376 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4378 dnl ---------------------------------------------------------------------------
4379 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4380 dnl ----------------
4381 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4382 dnl warn about this.
4383 AC_DEFUN([CF_NCURSES_ABI_6],[
4384 if test "${with_abi_version+set}" != set; then
4385 case $cf_cv_rel_version in
4387 cf_cv_rel_version=6.0
4389 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4394 dnl ---------------------------------------------------------------------------
4395 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
4396 dnl ------------------
4397 dnl see CF_WITH_NO_LEAKS
4398 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4399 AC_MSG_CHECKING(if you want to use $1 for testing)
4402 [AC_DEFINE($3)ifelse([$4],,[
4405 : ${with_cflags:=-g}
4406 : ${with_no_leaks:=yes}
4409 AC_MSG_RESULT(${with_$1:-no})
4411 case .$with_cflags in #(vi
4413 case .$CFLAGS in #(vi
4423 dnl ---------------------------------------------------------------------------
4424 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4425 dnl ----------------
4426 dnl Check if the given variable is a number. If not, report an error.
4427 dnl $1 is the variable
4428 dnl $2 is the message
4429 AC_DEFUN([CF_NUMBER_SYNTAX],[
4430 if test -n "$1" ; then
4435 AC_MSG_ERROR($2 is not a number: $1)
4439 AC_MSG_ERROR($2 value is empty)
4442 dnl ---------------------------------------------------------------------------
4443 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
4445 dnl Compute the object-directory name from the given model name
4446 AC_DEFUN([CF_OBJ_SUBDIR],
4449 libtool) $2='obj_lo' ;;
4450 normal) $2='objects' ;;
4451 debug) $2='obj_g' ;;
4452 profile) $2='obj_p' ;;
4454 case $cf_cv_system_name in #(vi
4462 dnl ---------------------------------------------------------------------------
4463 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
4465 dnl Provide a value for the $PATH and similar separator
4466 AC_DEFUN([CF_PATHSEP],
4468 case $cf_cv_system_name in
4469 os2*) PATH_SEPARATOR=';' ;;
4470 *) PATH_SEPARATOR=':' ;;
4472 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4473 AC_SUBST(PATH_SEPARATOR)
4475 dnl ---------------------------------------------------------------------------
4476 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
4478 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
4479 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4480 dnl result begins with 'NONE'. This is necessary to work around autoconf's
4481 dnl delayed evaluation of those symbols.
4482 AC_DEFUN([CF_PATH_SYNTAX],[
4483 if test "x$prefix" != xNONE; then
4484 cf_path_syntax="$prefix"
4486 cf_path_syntax="$ac_default_prefix"
4489 case ".[$]$1" in #(vi
4490 .\[$]\(*\)*|.\'*\'*) #(vi
4494 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4496 .\[$]{*prefix}*) #(vi
4498 case ".[$]$1" in #(vi
4500 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4505 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4508 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4512 dnl ---------------------------------------------------------------------------
4513 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4515 dnl Check for the package-config program, unless disabled by command-line.
4516 AC_DEFUN([CF_PKG_CONFIG],
4518 AC_MSG_CHECKING(if you want to use pkg-config)
4519 AC_ARG_WITH(pkg-config,
4520 [ --with-pkg-config{=path} enable/disable use of pkg-config],
4521 [cf_pkg_config=$withval],
4522 [cf_pkg_config=yes])
4523 AC_MSG_RESULT($cf_pkg_config)
4525 case $cf_pkg_config in #(vi
4530 CF_ACVERSION_CHECK(2.52,
4531 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4532 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4539 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4540 if test "$PKG_CONFIG" != none ; then
4541 CF_PATH_SYNTAX(PKG_CONFIG)
4544 AC_SUBST(PKG_CONFIG)
4546 dnl ---------------------------------------------------------------------------
4547 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4548 dnl -----------------
4549 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4551 dnl POSIX.1-1990 _POSIX_SOURCE
4552 dnl POSIX.1-1990 and _POSIX_SOURCE and
4553 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
4555 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
4556 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
4557 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
4560 dnl $1 is the nominal value for _POSIX_C_SOURCE
4561 AC_DEFUN([CF_POSIX_C_SOURCE],
4563 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4565 cf_save_CFLAGS="$CFLAGS"
4566 cf_save_CPPFLAGS="$CPPFLAGS"
4568 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4569 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4571 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4572 CF_MSG_LOG(if the symbol is already defined go no further)
4573 AC_TRY_COMPILE([#include <sys/types.h>],[
4574 #ifndef _POSIX_C_SOURCE
4577 [cf_cv_posix_c_source=no],
4578 [cf_want_posix_source=no
4579 case .$cf_POSIX_C_SOURCE in #(vi
4581 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4584 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4585 cf_want_posix_source=yes
4588 cf_want_posix_source=yes
4591 if test "$cf_want_posix_source" = yes ; then
4592 AC_TRY_COMPILE([#include <sys/types.h>],[
4593 #ifdef _POSIX_SOURCE
4596 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4598 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4599 CFLAGS="$cf_trim_CFLAGS"
4600 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4601 CF_MSG_LOG(if the second compile does not leave our definition intact error)
4602 AC_TRY_COMPILE([#include <sys/types.h>],[
4603 #ifndef _POSIX_C_SOURCE
4606 [cf_cv_posix_c_source=no])
4607 CFLAGS="$cf_save_CFLAGS"
4608 CPPFLAGS="$cf_save_CPPFLAGS"
4612 if test "$cf_cv_posix_c_source" != no ; then
4613 CFLAGS="$cf_trim_CFLAGS"
4614 CPPFLAGS="$cf_trim_CPPFLAGS"
4615 CF_ADD_CFLAGS($cf_cv_posix_c_source)
4619 dnl ---------------------------------------------------------------------------
4620 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4622 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4624 dnl $1 = symbol to test
4625 dnl $2 = value (if any) to use for a predefinition
4626 AC_DEFUN([CF_PREDEFINE],
4628 AC_MSG_CHECKING(if we must define $1)
4629 AC_TRY_COMPILE([#include <sys/types.h>
4633 #endif],[cf_result=no],[cf_result=yes])
4634 AC_MSG_RESULT($cf_result)
4636 if test "$cf_result" = yes ; then
4637 CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4638 elif test "x$2" != "x" ; then
4639 AC_MSG_CHECKING(checking for compatible value versus $2)
4640 AC_TRY_COMPILE([#include <sys/types.h>
4644 #endif],[cf_result=yes],[cf_result=no])
4645 AC_MSG_RESULT($cf_result)
4646 if test "$cf_result" = no ; then
4647 # perhaps we can override it - try...
4648 CPPFLAGS="$CPPFLAGS -D$1=$2"
4652 dnl ---------------------------------------------------------------------------
4653 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4655 dnl Append definitions and rules for the given programs to the subdirectory
4656 dnl Makefiles, and the recursion rule for the top-level Makefile.
4659 dnl $1 = script to run
4660 dnl $2 = list of subdirectories
4664 AC_DEFUN([CF_PRG_RULES],
4668 if test ! -d $srcdir/$cf_dir; then
4670 elif test -f $srcdir/$cf_dir/programs; then
4671 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4676 dnl ---------------------------------------------------------------------------
4677 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4679 dnl Check for archiver "ar".
4680 AC_DEFUN([CF_PROG_AR],[
4681 AC_CHECK_TOOL(AR, ar, ar)
4683 dnl ---------------------------------------------------------------------------
4684 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4686 dnl Check for awk, ensure that the check found something.
4687 AC_DEFUN([CF_PROG_AWK],
4690 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
4692 dnl ---------------------------------------------------------------------------
4693 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
4695 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
4696 dnl the output file can be renamed, and allows for a shell variable that can
4697 dnl be used later. The parameter is either CC or CXX. The result is the
4699 dnl $cf_cv_prog_CC_c_o
4700 dnl $cf_cv_prog_CXX_c_o
4701 AC_DEFUN([CF_PROG_CC_C_O],
4702 [AC_REQUIRE([AC_PROG_CC])dnl
4703 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
4704 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
4706 cat > conftest.$ac_ext <<CF_EOF
4710 ${cf_cv_main_return:-return}(0);
4713 # We do the test twice because some compilers refuse to overwrite an
4714 # existing .o file with -o, though they will create one.
4715 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
4716 if AC_TRY_EVAL(ac_try) &&
4717 test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
4719 eval cf_cv_prog_$1_c_o=yes
4721 eval cf_cv_prog_$1_c_o=no
4725 if test $cf_cv_prog_$1_c_o = yes; then
4726 AC_MSG_RESULT([yes])
4731 dnl ---------------------------------------------------------------------------
4732 dnl CF_PROG_CC_U_D version: 1 updated: 2005/07/14 16:59:30
4734 dnl Check if C (preprocessor) -U and -D options are processed in the order
4735 dnl given rather than by type of option. Some compilers insist on apply all
4736 dnl of the -U options after all of the -D options. Others allow mixing them,
4737 dnl and may predefine symbols that conflict with those we define.
4738 AC_DEFUN([CF_PROG_CC_U_D],
4740 AC_CACHE_CHECK(if $CC -U and -D options work together,cf_cv_cc_u_d_options,[
4741 cf_save_CPPFLAGS="$CPPFLAGS"
4742 CPPFLAGS="-UU_D_OPTIONS -DU_D_OPTIONS -DD_U_OPTIONS -UD_U_OPTIONS"
4745 make an undefined-error
4748 make a defined-error
4751 cf_cv_cc_u_d_options=yes],[
4752 cf_cv_cc_u_d_options=no])
4753 CPPFLAGS="$cf_save_CPPFLAGS"
4756 dnl ---------------------------------------------------------------------------
4757 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
4759 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
4760 dnl This macro adds a check to ensure the script found something.
4761 AC_DEFUN([CF_PROG_EGREP],
4762 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
4763 [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
4764 then ac_cv_prog_egrep='grep -E'
4765 else ac_cv_prog_egrep='egrep'
4767 EGREP=$ac_cv_prog_egrep
4769 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
4771 dnl ---------------------------------------------------------------------------
4772 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
4774 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
4775 AC_DEFUN([CF_PROG_EXT],
4777 AC_REQUIRE([CF_CHECK_CACHE])
4778 case $cf_cv_system_name in
4780 CFLAGS="$CFLAGS -Zmt"
4781 CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
4782 CXXFLAGS="$CXXFLAGS -Zmt"
4783 # autoconf's macro sets -Zexe and suffix both, which conflict:w
4784 LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
4794 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
4796 dnl ---------------------------------------------------------------------------
4797 dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
4799 dnl Check for gnatmake, ensure that it is complete.
4800 AC_DEFUN([CF_PROG_GNAT],[
4801 cf_ada_make=gnatmake
4802 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
4803 if test "$ac_cv_prog_gnat_exists" = no; then
4807 AC_CHECK_PROG(M4_exists, m4, yes, no)
4808 if test "$ac_cv_prog_M4_exists" = no; then
4809 cf_cv_prog_gnat_correct=no
4810 echo Ada95 binding required program m4 not found. Ada95 binding disabled.
4812 if test "$cf_cv_prog_gnat_correct" = yes; then
4813 AC_MSG_CHECKING(if GNAT works)
4814 CF_GNAT_TRY_RUN([procedure conftest;],
4817 procedure conftest is
4819 Text_IO.Put ("Hello World");
4821 GNAT.OS_Lib.OS_Exit (0);
4822 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
4823 AC_MSG_RESULT($cf_cv_prog_gnat_correct)
4827 AC_SUBST(cf_ada_make)
4829 dnl ---------------------------------------------------------------------------
4830 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
4832 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
4833 dnl misc/tabset install won't work properly. Usually this happens only when
4834 dnl using the fallback mkinstalldirs script
4835 AC_DEFUN([CF_PROG_INSTALL],
4841 CF_DIRNAME(cf_dir,$INSTALL)
4842 test -z "$cf_dir" && cf_dir=.
4843 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
4847 dnl ---------------------------------------------------------------------------
4848 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
4849 dnl ----------------
4850 dnl Check for ldconfig, needed to fixup shared libraries that would be built
4851 dnl and then used in the install.
4852 AC_DEFUN([CF_PROG_LDCONFIG],[
4853 if test "$cross_compiling" = yes ; then
4856 case "$cf_cv_system_name" in #(vi
4857 dragonfly*|mirbsd*|freebsd*) #(vi
4858 test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
4860 *) LDPATH=$PATH:/sbin:/usr/sbin
4861 AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
4867 dnl ---------------------------------------------------------------------------
4868 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
4870 AC_DEFUN([CF_PROG_LINT],
4872 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
4875 dnl ---------------------------------------------------------------------------
4876 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
4878 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
4879 dnl option if it is supported.
4880 AC_DEFUN([CF_PROG_LN_S],[
4882 AC_MSG_CHECKING(if $LN_S -f options work)
4884 rm -f conf$$.src conf$$dst
4886 echo first >conf$$.src
4887 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
4892 rm -f conf$$.dst conf$$src
4893 AC_MSG_RESULT($cf_prog_ln_sf)
4895 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
4897 dnl ---------------------------------------------------------------------------
4898 dnl CF_REGEX version: 8 updated: 2010/08/07 14:09:44
4900 dnl Attempt to determine if we've got one of the flavors of regular-expression
4901 dnl code that we can support.
4902 AC_DEFUN([CF_REGEX],
4907 cf_regex_libs="regex re"
4908 case $host_os in #(vi
4910 cf_regex_libs="regex.dll $cf_regex_libs"
4914 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
4915 for cf_regex_lib in $cf_regex_libs
4917 AC_CHECK_LIB($cf_regex_lib,regcomp,[
4918 CF_ADD_LIB($cf_regex_lib)
4919 cf_regex_func=regcomp
4924 if test "$cf_regex_func" = no ; then
4925 AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
4926 AC_CHECK_LIB(gen,compile,[
4928 cf_regex_func=compile])])
4931 if test "$cf_regex_func" = no ; then
4932 AC_MSG_WARN(cannot find regular expression library)
4935 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
4938 case $cf_regex_func in #(vi
4940 for cf_regex_hdr in regexp.h regexpr.h
4942 AC_TRY_LINK([#include <$cf_regex_hdr>],[
4943 char *p = compile("", "", "", 0);
4944 int x = step("", "");
4946 cf_cv_regex_hdrs=$cf_regex_hdr
4952 for cf_regex_hdr in regex.h
4954 AC_TRY_LINK([#include <sys/types.h>
4955 #include <$cf_regex_hdr>],[
4957 int x = regcomp(p, "", 0);
4958 int y = regexec(p, "", 0, 0, 0);
4961 cf_cv_regex_hdrs=$cf_regex_hdr
4970 case $cf_cv_regex_hdrs in #(vi
4971 no) AC_MSG_WARN(no regular expression header found) ;; #(vi
4972 regex.h) AC_DEFINE(HAVE_REGEX_H_FUNCS) ;; #(vi
4973 regexp.h) AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;; #(vi
4974 regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;;
4977 dnl ---------------------------------------------------------------------------
4978 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
4979 dnl ----------------
4980 dnl Remove all -U and -D options that refer to the given symbol from a list
4981 dnl of C compiler options. This works around the problem that not all
4982 dnl compilers process -U and -D options from left-to-right, so a -U option
4983 dnl cannot be used to cancel the effect of a preceding -D option.
4985 dnl $1 = target (which could be the same as the source variable)
4986 dnl $2 = source (including '$')
4987 dnl $3 = symbol to remove
4988 define([CF_REMOVE_DEFINE],
4991 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
4992 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
4994 dnl ---------------------------------------------------------------------------
4995 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
4997 dnl Remove the given library from the symbol
4999 dnl $1 = target (which could be the same as the source variable)
5000 dnl $2 = source (including '$')
5001 dnl $3 = library to remove
5002 define([CF_REMOVE_LIB],
5004 # remove $3 library from $2
5005 $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
5007 dnl ---------------------------------------------------------------------------
5008 dnl CF_RPATH_HACK version: 9 updated: 2011/02/13 13:31:33
5010 AC_DEFUN([CF_RPATH_HACK],
5012 AC_REQUIRE([CF_LD_RPATH_OPT])
5013 AC_MSG_CHECKING(for updated LDFLAGS)
5014 if test -n "$LD_RPATH_OPT" ; then
5015 AC_MSG_RESULT(maybe)
5017 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5018 cf_rpath_list="/usr/lib /lib"
5019 if test "$cf_ldd_prog" != no
5023 AC_TRY_LINK([#include <stdio.h>],
5025 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u`
5026 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`])
5028 # If we passed the link-test, but get a "not found" on a given library,
5029 # this could be due to inept reconfiguration of gcc to make it only
5030 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
5031 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5032 # /usr/local libraries.
5033 if test -n "$cf_rpath_oops"
5035 for cf_rpath_src in $cf_rpath_oops
5037 for cf_rpath_dir in \
5042 if test -f $cf_rpath_dir/lib/$cf_rpath_src
5044 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5045 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5053 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5055 CF_RPATH_HACK_2(LDFLAGS)
5056 CF_RPATH_HACK_2(LIBS)
5058 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5060 AC_SUBST(EXTRA_LDFLAGS)
5062 dnl ---------------------------------------------------------------------------
5063 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5065 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5066 dnl EXTRA_LDFLAGS for each -L option found.
5068 dnl $cf_rpath_list contains a list of directories to ignore.
5070 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
5071 dnl but LIBS often has misplaced -L options.
5072 AC_DEFUN([CF_RPATH_HACK_2],
5074 CF_VERBOSE(...checking $1 [$]$1)
5077 for cf_rpath_src in [$]$1
5079 case $cf_rpath_src in #(vi
5082 # check if this refers to a directory which we will ignore
5084 if test -n "$cf_rpath_list"
5086 for cf_rpath_item in $cf_rpath_list
5088 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5096 if test "$cf_rpath_skip" = no
5098 # transform the option
5099 if test "$LD_RPATH_OPT" = "-R " ; then
5100 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5102 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5105 # if we have not already added this, add it now
5106 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5107 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5109 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5110 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5115 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5119 CF_VERBOSE(...checked $1 [$]$1)
5120 AC_SUBST(EXTRA_LDFLAGS)
5122 dnl ---------------------------------------------------------------------------
5123 dnl CF_SHARED_OPTS version: 69 updated: 2011/07/30 19:31:39
5126 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5129 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
5130 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
5131 dnl We avoid compiling-in a ../lib path for the shared library since that can
5132 dnl lead to unexpected results at runtime.
5133 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
5134 dnl are compiled in ../../lib
5136 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5137 dnl to install symbolic links to the rel/abi versions of shared libraries.
5139 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5140 dnl version when making symbolic links.
5142 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5143 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5144 dnl (ex: libncurses.so.<ver>).
5146 dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
5147 AC_DEFUN([CF_SHARED_OPTS],
5149 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
5150 AC_REQUIRE([CF_LD_RPATH_OPT])
5154 INSTALL_LIB="-m 644"
5156 cf_cv_do_symlinks=no
5158 test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5160 AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5161 AC_ARG_WITH(shlib-version,
5162 [ --with-shlib-version=X Specify rel or abi version for shared libs],
5163 [test -z "$withval" && withval=auto
5164 case $withval in #(vi
5166 cf_cv_shlib_version=auto
5168 rel|abi|auto|no) #(vi
5169 cf_cv_shlib_version=$withval
5172 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5175 ],[cf_cv_shlib_version=auto])
5176 AC_MSG_RESULT($cf_cv_shlib_version)
5180 # Some less-capable ports of gcc support only -fpic
5182 if test "$GCC" = yes
5184 AC_MSG_CHECKING(which $CC option to use)
5185 cf_save_CFLAGS="$CFLAGS"
5186 for CC_SHARED_OPTS in -fPIC -fpic ''
5188 CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5189 AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5191 AC_MSG_RESULT($CC_SHARED_OPTS)
5192 CFLAGS="$cf_save_CFLAGS"
5195 cf_cv_shlib_version_infix=no
5197 case $cf_cv_system_name in #(vi
5198 aix4.[3-9]*|aix[[5-7]]*) #(vi
5199 if test "$GCC" = yes; then
5201 MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5203 # CC_SHARED_OPTS='-qpic=large -G'
5204 # perhaps "-bM:SRE -bnoentry -bexpall"
5205 MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5209 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5213 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5214 cf_cv_shlib_version=cygdll
5215 cf_cv_shlib_version_infix=cygdll
5216 cat >mk_shared_lib.sh <<-CF_EOF
5219 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5222 Linking shared library
5223 ** SHARED_LIB \[$]SHARED_LIB
5224 ** IMPORT_LIB \[$]IMPORT_LIB
5226 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
5228 chmod +x mk_shared_lib.sh
5231 EXTRA_CFLAGS="-no-cpp-precomp"
5232 CC_SHARED_OPTS="-dynamic"
5233 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5234 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5235 cf_cv_shlib_version_infix=yes
5236 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5237 cf_save_LDFLAGS=$LDFLAGS
5238 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5239 AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5240 LDFLAGS=$cf_save_LDFLAGS])
5241 if test $cf_cv_ldflags_search_paths_first = yes; then
5242 LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5246 # (tested with gcc 2.7.2 -- I don't have c89)
5247 if test "$GCC" = yes; then
5248 LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5251 LD_SHARED_OPTS='-Wl,+b,${libdir}'
5253 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5254 # HP-UX shared libraries must be executable, and should be
5255 # readonly to exploit a quirk in the memory manager.
5256 INSTALL_LIB="-m 555"
5259 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5260 if test "$cf_cv_shlib_version" = rel; then
5261 cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5263 cf_shared_soname='`basename $@`'
5266 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5269 if test "$cf_cv_enable_rpath" = yes ; then
5270 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5272 # tested with IRIX 5.2 and 'cc'.
5273 if test "$GCC" != yes; then
5274 CC_SHARED_OPTS='-KPIC'
5275 MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5277 MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5279 cf_cv_rm_so_locs=yes
5281 linux*|gnu*|k*bsd*-gnu) #(vi
5282 if test "$DFT_LWR_MODEL" = "shared" ; then
5283 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5284 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5286 if test "$cf_cv_enable_rpath" = yes ; then
5287 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5290 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5292 openbsd[[2-9]].*|mirbsd*) #(vi
5293 if test "$DFT_LWR_MODEL" = "shared" ; then
5294 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5295 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5297 if test "$cf_cv_enable_rpath" = yes ; then
5298 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5300 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5302 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5304 nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5305 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5306 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5307 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5309 dragonfly*|freebsd*) #(vi
5310 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5311 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5312 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5313 LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5314 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5317 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
5320 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5321 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5322 LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5323 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5324 EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5325 if test "$cf_cv_shlib_version" = auto; then
5326 if test -f /usr/libexec/ld.elf_so; then
5327 cf_cv_shlib_version=abi
5329 cf_cv_shlib_version=rel
5333 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5335 MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
5339 # tested with OSF/1 V3.2 and 'cc'
5340 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5341 # link with shared libs).
5342 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5343 case $host_os in #(vi
5345 MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5348 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5349 if test "$DFT_LWR_MODEL" = "shared" ; then
5350 LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5351 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5353 cf_cv_rm_so_locs=yes
5355 sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98
5356 # tested with osr5.0.5
5357 if test "$GCC" != yes; then
5358 CC_SHARED_OPTS='-belf -KPIC'
5360 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5361 if test "$cf_cv_enable_rpath" = yes ; then
5362 # only way is to set LD_RUN_PATH but no switch for it
5365 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5366 LINK_PROGS='LD_RUN_PATH=${libdir}'
5367 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5370 # tested with SunOS 4.1.1 and gcc 2.7.0
5371 if test "$GCC" != yes; then
5372 CC_SHARED_OPTS='-KPIC'
5374 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5375 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5378 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5379 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5380 if test "$DFT_LWR_MODEL" = "shared" ; then
5381 LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5382 LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5384 if test "$cf_cv_enable_rpath" = yes ; then
5385 EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5388 if test "$GCC" != yes; then
5389 cf_save_CFLAGS="$CFLAGS"
5390 for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5392 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5393 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5395 CFLAGS="$cf_save_CFLAGS"
5396 CC_SHARED_OPTS=$cf_shared_opts
5397 MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5399 MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5402 sysv5uw7*|unix_sv*) #(vi
5403 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5404 if test "$GCC" != yes; then
5405 CC_SHARED_OPTS='-KPIC'
5407 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5410 CC_SHARED_OPTS='unknown'
5411 MK_SHARED_LIB='echo unknown'
5415 # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5416 case "$cf_cv_shlib_version" in #(vi
5418 case "$MK_SHARED_LIB" in #(vi
5420 test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5423 AC_MSG_WARN(ignored --with-shlib-version)
5429 # RPATH_LIST is a colon-separated list of directories
5430 test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5431 test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5433 AC_SUBST(CC_SHARED_OPTS)
5434 AC_SUBST(LD_RPATH_OPT)
5435 AC_SUBST(LD_SHARED_OPTS)
5436 AC_SUBST(MK_SHARED_LIB)
5437 AC_SUBST(LINK_PROGS)
5438 AC_SUBST(LINK_TESTS)
5439 AC_SUBST(EXTRA_LDFLAGS)
5440 AC_SUBST(LOCAL_LDFLAGS)
5441 AC_SUBST(LOCAL_LDFLAGS2)
5442 AC_SUBST(INSTALL_LIB)
5443 AC_SUBST(RPATH_LIST)
5445 dnl ---------------------------------------------------------------------------
5446 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5447 dnl ----------------
5448 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5449 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5452 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5453 dnl If missing, use "rel".
5454 define([CF_SHARED_SONAME],
5456 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5457 if test "$cf_cv_shlib_version" = rel; then
5458 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5460 cf_cv_shared_soname='`basename $[@]`'
5463 dnl ---------------------------------------------------------------------------
5464 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5466 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5467 dnl programs need this test).
5469 dnl This is really a MacOS X 10.4.3 workaround. Defining _POSIX_C_SOURCE
5470 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses). Oddly, the struct
5471 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5472 dnl break that part of the interface as well.
5473 AC_DEFUN([CF_SIGWINCH],
5475 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5477 #include <sys/types.h>
5478 #include <sys/signal.h>
5479 ],[int x = SIGWINCH],
5480 [cf_cv_define_sigwinch=yes],
5482 #undef _XOPEN_SOURCE
5483 #undef _POSIX_SOURCE
5484 #undef _POSIX_C_SOURCE
5485 #include <sys/types.h>
5486 #include <sys/signal.h>
5487 ],[int x = SIGWINCH],
5488 [cf_cv_define_sigwinch=maybe],
5489 [cf_cv_define_sigwinch=no])
5493 if test "$cf_cv_define_sigwinch" = maybe ; then
5494 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5495 cf_cv_fixup_sigwinch=unknown
5497 while test $cf_sigwinch != 1
5500 #undef _XOPEN_SOURCE
5501 #undef _POSIX_SOURCE
5502 #undef _POSIX_C_SOURCE
5503 #include <sys/types.h>
5504 #include <sys/signal.h>
5506 #if SIGWINCH != $cf_sigwinch
5510 [cf_cv_fixup_sigwinch=$cf_sigwinch
5513 cf_sigwinch=`expr $cf_sigwinch - 1`
5517 if test "$cf_cv_fixup_sigwinch" != unknown ; then
5518 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5522 dnl ---------------------------------------------------------------------------
5523 dnl CF_SIG_ATOMIC_T version: 2 updated: 2005/09/18 17:27:12
5525 dnl signal handler, but there are some gcc depedencies in that recommendation.
5527 AC_DEFUN([CF_SIG_ATOMIC_T],
5529 AC_MSG_CHECKING(for signal global datatype)
5530 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5532 "volatile sig_atomic_t" \
5537 #include <sys/types.h>
5543 static void handler(int sig)
5547 [signal(SIGINT, handler);
5549 [cf_cv_sig_atomic_t=$cf_type],
5550 [cf_cv_sig_atomic_t=no])
5551 test "$cf_cv_sig_atomic_t" != no && break
5554 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5555 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t)
5557 dnl ---------------------------------------------------------------------------
5558 dnl CF_SIZECHANGE version: 8 updated: 2000/11/04 12:22:16
5560 dnl Check for definitions & structures needed for window size-changing
5561 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5562 AC_DEFUN([CF_SIZECHANGE],
5564 AC_REQUIRE([CF_STRUCT_TERMIOS])
5565 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5566 cf_cv_sizechange=unknown
5567 cf_save_CPPFLAGS="$CPPFLAGS"
5569 for cf_opts in "" "NEED_PTEM_H"
5572 CPPFLAGS="$cf_save_CPPFLAGS"
5573 test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5574 AC_TRY_COMPILE([#include <sys/types.h>
5575 #ifdef HAVE_TERMIOS_H
5576 #include <termios.h>
5578 #ifdef HAVE_TERMIO_H
5583 /* This is a workaround for SCO: they neglected to define struct winsize in
5584 * termios.h -- it's only in termio.h and ptem.h
5586 #include <sys/stream.h>
5587 #include <sys/ptem.h>
5589 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5590 #include <sys/ioctl.h>
5594 struct ttysize win; /* FIXME: what system is this? */
5595 int y = win.ts_lines;
5596 int x = win.ts_cols;
5603 no TIOCGSIZE or TIOCGWINSZ
5604 #endif /* TIOCGWINSZ */
5605 #endif /* TIOCGSIZE */
5607 [cf_cv_sizechange=yes],
5608 [cf_cv_sizechange=no])
5610 CPPFLAGS="$cf_save_CPPFLAGS"
5611 if test "$cf_cv_sizechange" = yes ; then
5612 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5613 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5618 if test "$cf_cv_sizechange" != no ; then
5619 AC_DEFINE(HAVE_SIZECHANGE)
5620 case $cf_cv_sizechange in #(vi
5622 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
5627 dnl ---------------------------------------------------------------------------
5628 dnl CF_SRC_MODULES version: 21 updated: 2010/09/04 17:37:40
5630 dnl For each parameter, test if the source-directory exists, and if it contains
5631 dnl a 'modules' file. If so, add to the list $cf_cv_src_modules which we'll
5632 dnl use in CF_LIB_RULES.
5634 dnl This uses the configured value to make the lists SRC_SUBDIRS and
5635 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
5636 AC_DEFUN([CF_SRC_MODULES],
5638 AC_MSG_CHECKING(for src modules)
5640 # dependencies and linker-arguments for test-programs
5641 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
5642 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
5643 if test "$DFT_LWR_MODEL" = "libtool"; then
5644 TEST_ARGS="${TEST_DEPS}"
5645 TEST_ARG2="${TEST_DEP2}"
5647 TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
5648 TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
5654 if test -f $srcdir/$cf_dir/modules; then
5656 # We may/may not have tack in the distribution, though the
5658 if test $cf_dir = tack ; then
5659 if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
5664 if test -z "$cf_cv_src_modules"; then
5665 cf_cv_src_modules=$cf_dir
5667 cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
5670 # Make the ncurses_cfg.h file record the library interface files as
5671 # well. These are header files that are the same name as their
5672 # directory. Ncurses is the only library that does not follow
5674 if test $cf_dir = tack ; then
5676 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
5677 CF_UPPER(cf_have_include,$cf_dir)
5678 AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
5679 AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
5680 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
5681 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
5682 if test "$DFT_LWR_MODEL" = "libtool"; then
5683 TEST_ARGS="${TEST_DEPS}"
5684 TEST_ARG2="${TEST_DEP2}"
5686 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
5687 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
5692 AC_MSG_RESULT($cf_cv_src_modules)
5694 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
5695 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
5704 if test "x$cf_with_manpages" != xno ; then
5705 SRC_SUBDIRS="$SRC_SUBDIRS man"
5707 SRC_SUBDIRS="$SRC_SUBDIRS include"
5708 for cf_dir in $cf_cv_src_modules
5710 SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
5712 if test "x$cf_with_tests" != "xno" ; then
5713 SRC_SUBDIRS="$SRC_SUBDIRS test"
5715 test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
5716 test "$cf_with_cxx_binding" != no && SRC_SUBDIRS="$SRC_SUBDIRS c++"
5719 if test "$cf_cv_prog_gnat_correct" = yes && test -f $srcdir/Ada95/Makefile.in; then
5720 SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
5721 ADA_SUBDIRS="gen src"
5722 if test "x$cf_with_tests" != "xno" ; then
5723 ADA_SUBDIRS="$ADA_SUBDIRS samples"
5728 for cf_dir in $SRC_SUBDIRS
5730 SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
5733 if test -n "$ADA_SUBDIRS"; then
5734 for cf_dir in $ADA_SUBDIRS
5736 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
5738 AC_SUBST(ADA_SUBDIRS)
5741 dnl ---------------------------------------------------------------------------
5742 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
5743 dnl -----------------
5744 dnl Check for -lstdc++, which is GNU's standard C++ library.
5745 AC_DEFUN([CF_STDCPP_LIBRARY],
5747 if test -n "$GXX" ; then
5748 case $cf_cv_system_name in #(vi
5750 cf_stdcpp_libname=stdcpp
5753 cf_stdcpp_libname=stdc++
5756 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
5758 CF_ADD_LIB($cf_stdcpp_libname)
5760 #include <strstream.h>],[
5762 strstreambuf foo(buf, sizeof(buf))
5764 [cf_cv_libstdcpp=yes],
5765 [cf_cv_libstdcpp=no])
5768 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
5771 dnl ---------------------------------------------------------------------------
5772 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
5774 dnl Remove "-g" option from the compiler options
5775 AC_DEFUN([CF_STRIP_G_OPT],
5776 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
5777 dnl ---------------------------------------------------------------------------
5778 dnl CF_STRUCT_SIGACTION version: 4 updated: 2011/04/16 11:52:53
5779 dnl -------------------
5780 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction. We'll only
5781 dnl do this if we've found the sigaction function.
5782 AC_DEFUN([CF_STRUCT_SIGACTION],[
5783 AC_REQUIRE([CF_XOPEN_SOURCE])
5785 if test "$ac_cv_func_sigaction" = yes; then
5786 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
5788 #include <sys/types.h>
5789 #include <signal.h>],
5790 [struct sigaction act],
5794 #define _POSIX_SOURCE
5795 #include <sys/types.h>
5796 #include <signal.h>],
5797 [struct sigaction act],
5799 AC_DEFINE(_POSIX_SOURCE)],
5800 [sigact_bad=unknown])])
5801 AC_MSG_RESULT($sigact_bad)
5804 dnl ---------------------------------------------------------------------------
5805 dnl CF_STRUCT_TERMIOS version: 6 updated: 2011/04/16 11:52:53
5806 dnl -----------------
5807 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
5808 AC_DEFUN([CF_STRUCT_TERMIOS],[
5809 AC_REQUIRE([CF_XOPEN_SOURCE])
5817 if test "$ISC" = yes ; then
5818 AC_CHECK_HEADERS( sys/termio.h )
5820 if test "$ac_cv_header_termios_h" = yes ; then
5821 case "$CFLAGS $CPPFLAGS" in
5823 termios_bad=dunno ;;
5824 *) termios_bad=maybe ;;
5826 if test "$termios_bad" = maybe ; then
5827 AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
5828 AC_TRY_COMPILE([#include <termios.h>],
5829 [struct termios foo; int x = foo.c_iflag],
5832 #define _POSIX_SOURCE
5833 #include <termios.h>],
5834 [struct termios foo; int x = foo.c_iflag],
5835 termios_bad=unknown,
5836 termios_bad=yes AC_DEFINE(_POSIX_SOURCE))
5838 AC_MSG_RESULT($termios_bad)
5842 dnl ---------------------------------------------------------------------------
5843 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
5845 dnl Construct a search-list for a nonstandard header/lib-file
5846 dnl $1 = the variable to return as result
5847 dnl $2 = the package name
5848 dnl $3 = the subdirectory, e.g., bin, include or lib
5849 AC_DEFUN([CF_SUBDIR_PATH],
5853 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
5854 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
5855 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
5856 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
5857 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
5859 dnl ---------------------------------------------------------------------------
5860 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
5862 dnl Shorthand macro for substituting things that the user may override
5863 dnl with an environment variable.
5865 dnl $1 = long/descriptive name
5866 dnl $2 = environment variable
5867 dnl $3 = default value
5868 AC_DEFUN([CF_SUBST],
5869 [AC_CACHE_VAL(cf_cv_subst_$2,[
5870 AC_MSG_CHECKING(for $1 (symbol $2))
5871 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
5872 cf_cv_subst_$2=[$]$2
5873 AC_MSG_RESULT([$]$2)
5876 dnl ---------------------------------------------------------------------------
5877 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
5879 dnl Shorthand macro for substituting things that the user may override
5880 dnl with an environment variable.
5882 dnl $1 = condition to pass to "test"
5883 dnl $2 = environment variable
5884 dnl $3 = value if the test succeeds
5885 dnl $4 = value if the test fails
5886 AC_DEFUN([CF_SUBST_IF],
5895 dnl ---------------------------------------------------------------------------
5896 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
5897 dnl ------------------------
5898 dnl Get the version-number for use in shared-library naming, etc.
5899 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
5901 AC_REQUIRE([CF_PROG_EGREP])
5902 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[ ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
5903 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[ ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
5904 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[ ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
5905 cf_cv_abi_version=${NCURSES_MAJOR}
5906 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
5907 dnl Show the computed version, for logging
5908 cf_cv_timestamp=`date`
5909 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
5910 dnl We need these values in the generated headers
5911 AC_SUBST(NCURSES_MAJOR)
5912 AC_SUBST(NCURSES_MINOR)
5913 AC_SUBST(NCURSES_PATCH)
5914 dnl We need these values in the generated makefiles
5915 AC_SUBST(cf_cv_rel_version)
5916 AC_SUBST(cf_cv_abi_version)
5917 AC_SUBST(cf_cv_builtin_bool)
5918 AC_SUBST(cf_cv_header_stdbool_h)
5919 AC_SUBST(cf_cv_type_of_bool)dnl
5921 dnl ---------------------------------------------------------------------------
5922 dnl CF_SYS_TIME_SELECT version: 4 updated: 2000/10/04 09:18:40
5923 dnl ------------------
5924 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
5925 dnl older SCO configurations.
5926 AC_DEFUN([CF_SYS_TIME_SELECT],
5928 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
5929 AC_CACHE_VAL(cf_cv_sys_time_select,[
5931 #include <sys/types.h>
5932 #ifdef HAVE_SYS_TIME_H
5933 #include <sys/time.h>
5935 #ifdef HAVE_SYS_SELECT_H
5936 #include <sys/select.h>
5938 ],[],[cf_cv_sys_time_select=yes],
5939 [cf_cv_sys_time_select=no])
5941 AC_MSG_RESULT($cf_cv_sys_time_select)
5942 test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT)
5944 dnl ---------------------------------------------------------------------------
5945 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
5947 dnl Define a top_builddir symbol, for applications that need an absolute path.
5948 AC_DEFUN([CF_TOP_BUILDDIR],
5951 AC_SUBST(top_builddir)
5953 dnl ---------------------------------------------------------------------------
5954 dnl CF_TYPEOF_CHTYPE version: 8 updated: 2006/12/16 12:33:30
5955 dnl ----------------
5956 dnl Determine the type we should use for chtype (and attr_t, which is treated
5957 dnl as the same thing). We want around 32 bits, so on most machines want a
5958 dnl long, but on newer 64-bit machines, probably want an int. If we're using
5959 dnl wide characters, we have to have a type compatible with that, as well.
5960 AC_DEFUN([CF_TYPEOF_CHTYPE],
5962 AC_MSG_CHECKING([for type of chtype])
5963 AC_CACHE_VAL(cf_cv_typeof_chtype,[
5965 #define WANT_BITS 31
5969 FILE *fp = fopen("cf_test.out", "w");
5971 char *result = "long";
5972 if (sizeof(unsigned long) > sizeof(unsigned int)) {
5975 for (n = 0; n < WANT_BITS; n++) {
5978 if (y != 1 || x == 0) {
5984 * If x is nonzero, an int is big enough for the bits
5987 result = (x != 0) ? "int" : "long";
5992 ${cf_cv_main_return:-return}(0);
5995 [cf_cv_typeof_chtype=`cat cf_test.out`],
5996 [cf_cv_typeof_chtype=long],
5997 [cf_cv_typeof_chtype=long])
6000 AC_MSG_RESULT($cf_cv_typeof_chtype)
6002 AC_SUBST(cf_cv_typeof_chtype)
6003 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype)
6005 dnl ---------------------------------------------------------------------------
6006 dnl CF_TYPE_SIGACTION version: 3 updated: 2000/08/12 23:18:52
6007 dnl -----------------
6009 AC_DEFUN([CF_TYPE_SIGACTION],
6011 AC_MSG_CHECKING([for type sigaction_t])
6012 AC_CACHE_VAL(cf_cv_type_sigaction,[
6014 #include <signal.h>],
6016 [cf_cv_type_sigaction=yes],
6017 [cf_cv_type_sigaction=no])])
6018 AC_MSG_RESULT($cf_cv_type_sigaction)
6019 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION)
6021 dnl ---------------------------------------------------------------------------
6022 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6023 dnl --------------------
6024 dnl Test if the compiler supports 'U' and 'L' suffixes. Only old compilers
6025 dnl won't, but they're still there.
6026 AC_DEFUN([CF_UNSIGNED_LITERALS],
6028 AC_MSG_CHECKING([if unsigned literals are legal])
6029 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6030 AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6031 [cf_cv_unsigned_literals=yes],
6032 [cf_cv_unsigned_literals=no])
6034 AC_MSG_RESULT($cf_cv_unsigned_literals)
6036 dnl ---------------------------------------------------------------------------
6037 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6039 dnl Make an uppercase version of a variable
6040 dnl $1=uppercase($2)
6041 AC_DEFUN([CF_UPPER],
6043 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6045 dnl ---------------------------------------------------------------------------
6046 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
6048 dnl Check for multibyte support, and if not found, utf8 compatibility library
6049 AC_DEFUN([CF_UTF8_LIB],
6051 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6052 cf_save_LIBS="$LIBS"
6054 #include <stdlib.h>],[putwc(0,0);],
6055 [cf_cv_utf8_lib=yes],
6057 #include <libutf8.h>],[putwc(0,0);],utf8,
6058 [cf_cv_utf8_lib=add-on],
6059 [cf_cv_utf8_lib=no])
6062 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6064 if test "$cf_cv_utf8_lib" = "add-on" ; then
6065 AC_DEFINE(HAVE_LIBUTF8_H)
6066 CF_ADD_INCDIR($cf_cv_header_path_utf8)
6067 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6068 CF_ADD_LIBS($cf_cv_library_file_utf8)
6071 dnl ---------------------------------------------------------------------------
6072 dnl CF_VA_COPY version: 2 updated: 2010/03/04 05:37:29
6074 dnl check for va_copy, part of stdarg.h
6075 dnl Also, workaround for glibc's __va_copy, by checking for both.
6076 AC_DEFUN([CF_VA_COPY],[
6077 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6084 cf_cv_have_va_copy=yes,
6085 cf_cv_have_va_copy=no)])
6087 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY)
6089 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6095 __va_copy(dst, src)],
6096 cf_cv_have___va_copy=yes,
6097 cf_cv_have___va_copy=no)])
6099 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY)
6101 dnl ---------------------------------------------------------------------------
6102 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6104 dnl Use AC_VERBOSE w/o the warnings
6105 AC_DEFUN([CF_VERBOSE],
6106 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
6109 dnl ---------------------------------------------------------------------------
6110 dnl CF_WCHAR_TYPE version: 3 updated: 2010/05/26 16:44:57
6112 dnl Check if type wide-character type $1 is declared, and if so, which header
6113 dnl file is needed. The second parameter is used to set a shell variable when
6114 dnl the type is not found. The first parameter sets a shell variable for the
6116 AC_DEFUN([CF_WCHAR_TYPE],
6118 # This is needed on Tru64 5.0 to declare $1
6119 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6124 #ifdef HAVE_LIBUTF8_H
6125 #include <libutf8.h>
6134 #ifdef HAVE_LIBUTF8_H
6135 #include <libutf8.h>
6139 [cf_cv_$1=unknown])])])
6141 if test "$cf_cv_$1" = yes ; then
6142 AC_DEFINE(NEED_WCHAR_H)
6147 # if we do not find $1 in either place, use substitution to provide a fallback.
6148 if test "$cf_cv_$1" = unknown ; then
6153 # if we find $1 in either place, use substitution to provide a fallback.
6154 if test "$cf_cv_$1" != unknown ; then
6159 dnl ---------------------------------------------------------------------------
6160 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6162 dnl Check for compiler-support for weak symbols.
6163 dnl This works with "recent" gcc.
6164 AC_DEFUN([CF_WEAK_SYMBOLS],[
6165 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6168 #include <stdio.h>],
6170 #if defined(__GNUC__)
6171 # if defined __USE_ISOC99
6172 # define _cat_pragma(exp) _Pragma(#exp)
6173 # define _weak_pragma(exp) _cat_pragma(weak name)
6175 # define _weak_pragma(exp)
6177 # define _declare(name) __extension__ extern __typeof__(name) name
6178 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
6182 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6185 dnl ---------------------------------------------------------------------------
6186 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6187 dnl -------------------
6188 dnl Allow library's ABI to be overridden. Generally this happens when a
6189 dnl packager has incremented the ABI past that used in the original package,
6190 dnl and wishes to keep doing this.
6192 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6194 AC_DEFUN([CF_WITH_ABI_VERSION],[
6195 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6196 AC_ARG_WITH(abi-version,
6197 [ --with-abi-version=XXX override derived ABI version],
6198 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6199 cf_cv_abi_version=$withval])
6200 CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6202 $1_ABI=$cf_cv_abi_version
6205 dnl ---------------------------------------------------------------------------
6206 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6207 dnl --------------------
6208 dnl Command-line option to specify the Ada95 compiler.
6209 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6210 AC_MSG_CHECKING(for ada-compiler)
6211 AC_ARG_WITH(ada-compiler,
6212 [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6213 [cf_ada_compiler=$withval],
6214 [cf_ada_compiler=gnatmake])
6215 AC_SUBST(cf_ada_compiler)
6216 AC_MSG_RESULT($cf_ada_compiler)
6218 dnl ---------------------------------------------------------------------------
6219 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6220 dnl -------------------
6221 dnl Command-line option to specify where Ada includes will install.
6222 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6223 AC_MSG_CHECKING(for ada-include)
6224 CF_WITH_PATH(ada-include,
6225 [ --with-ada-include=DIR Ada includes are in DIR],
6227 PREFIX/share/ada/adainclude,
6228 [$]prefix/share/ada/adainclude)
6229 AC_SUBST(ADA_INCLUDE)
6230 AC_MSG_RESULT($ADA_INCLUDE)
6232 dnl ---------------------------------------------------------------------------
6233 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6234 dnl -------------------
6235 dnl Command-line option to specify where Ada objects will install.
6236 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6237 AC_MSG_CHECKING(for ada-objects)
6238 CF_WITH_PATH(ada-objects,
6239 [ --with-ada-objects=DIR Ada objects are in DIR],
6241 PREFIX/lib/ada/adalib,
6242 [$]prefix/lib/ada/adalib)
6243 AC_SUBST(ADA_OBJECTS)
6244 AC_MSG_RESULT($ADA_OBJECTS)
6246 dnl ---------------------------------------------------------------------------
6247 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
6248 dnl ---------------------
6249 dnl Command-line option to specify if an Ada95 shared-library should be built,
6250 dnl and optionally what its soname should be.
6251 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6252 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6253 AC_ARG_WITH(ada-sharedlib,
6254 [ --with-ada-sharedlib=XX build Ada95 shared-library],
6255 [with_ada_sharedlib=$withval],
6256 [with_ada_sharedlib=no])
6257 AC_MSG_RESULT($with_ada_sharedlib)
6259 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6260 MAKE_ADA_SHAREDLIB="#"
6262 if test "x$with_ada_sharedlib" != xno
6265 if test "x$with_ada_sharedlib" != xyes
6267 ADA_SHAREDLIB="$with_ada_sharedlib"
6271 AC_SUBST(ADA_SHAREDLIB)
6272 AC_SUBST(MAKE_ADA_SHAREDLIB)
6274 dnl ---------------------------------------------------------------------------
6275 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6276 dnl ----------------
6277 dnl Configure-option for dbmalloc. The optional parameter is used to override
6278 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6279 AC_DEFUN([CF_WITH_DBMALLOC],[
6280 CF_NO_LEAKS_OPTION(dbmalloc,
6281 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
6284 if test "$with_dbmalloc" = yes ; then
6285 AC_CHECK_HEADER(dbmalloc.h,
6286 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6289 dnl ---------------------------------------------------------------------------
6290 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6292 dnl Configure-option for dmalloc. The optional parameter is used to override
6293 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6294 AC_DEFUN([CF_WITH_DMALLOC],[
6295 CF_NO_LEAKS_OPTION(dmalloc,
6296 [ --with-dmalloc test: use Gray Watson's dmalloc library],
6299 if test "$with_dmalloc" = yes ; then
6300 AC_CHECK_HEADER(dmalloc.h,
6301 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6304 dnl ---------------------------------------------------------------------------
6305 dnl CF_WITH_GPM version: 7 updated: 2008/03/23 14:48:54
6308 dnl The option parameter (if neither yes/no) is assumed to be the name of
6309 dnl the gpm library, e.g., for dynamic loading.
6310 AC_DEFUN([CF_WITH_GPM],
6312 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6314 [ --with-gpm use Alessandro Rubini's GPM library],
6315 [with_gpm=$withval],
6317 AC_MSG_RESULT($with_gpm)
6319 if test "$with_gpm" != no ; then
6320 AC_CHECK_HEADER(gpm.h,[
6321 AC_DEFINE(HAVE_GPM_H)
6322 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6323 CF_VERBOSE(assuming we really have GPM library)
6324 AC_DEFINE(HAVE_LIBGPM)
6326 AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6327 AC_MSG_ERROR(Cannot link with GPM library)
6332 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6337 dnl ---------------------------------------------------------------------------
6338 dnl CF_WITH_LIBTOOL version: 28 updated: 2011/07/02 15:40:32
6340 dnl Provide a configure option to incorporate libtool. Define several useful
6341 dnl symbols for the makefile rules.
6343 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6344 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6345 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6346 dnl But that still does not work properly since the macro is expanded outside
6347 dnl the CF_WITH_LIBTOOL macro:
6350 dnl ACLOCAL=`aclocal --print-ac-dir`
6351 dnl if test -z "$ACLOCAL" ; then
6352 dnl echo cannot find aclocal directory
6354 dnl elif test ! -f $ACLOCAL/libtool.m4 ; then
6355 dnl echo cannot find libtool.m4 file
6359 dnl LOCAL=aclocal.m4
6360 dnl ORIG=aclocal.m4.orig
6362 dnl trap "mv $ORIG $LOCAL" 0 1 2 5 15
6366 dnl # sed the LIBTOOL= assignment to omit the current directory?
6367 dnl sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6368 dnl cat $ORIG >>$LOCAL
6372 AC_DEFUN([CF_WITH_LIBTOOL],
6374 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6375 ifdef([AC_PROG_LIBTOOL],,[
6378 # common library maintenance symbols that are convenient for libtool scripts:
6379 LIB_CREATE='${AR} -cr'
6380 LIB_OBJECT='${OBJECTS}'
6384 # symbols used to prop libtool up to enable it to determine what it should be
6392 AC_MSG_CHECKING(if you want to build libraries with libtool)
6393 AC_ARG_WITH(libtool,
6394 [ --with-libtool generate libraries with libtool],
6395 [with_libtool=$withval],
6397 AC_MSG_RESULT($with_libtool)
6398 if test "$with_libtool" != "no"; then
6399 ifdef([AC_PROG_LIBTOOL],[
6400 # missing_content_AC_PROG_LIBTOOL{{
6402 # missing_content_AC_PROG_LIBTOOL}}
6404 if test "$with_libtool" != "yes" ; then
6405 CF_PATH_SYNTAX(with_libtool)
6406 LIBTOOL=$with_libtool
6408 AC_PATH_PROG(LIBTOOL,libtool)
6410 if test -z "$LIBTOOL" ; then
6411 AC_MSG_ERROR(Cannot find libtool)
6414 LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6415 LIB_OBJECT='${OBJECTS:.o=.lo}'
6417 LIB_CLEAN='${LIBTOOL} --mode=clean'
6418 LIB_COMPILE='${LIBTOOL} --mode=compile'
6419 LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6420 LIB_INSTALL='${LIBTOOL} --mode=install'
6421 LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6424 # Show the version of libtool
6425 AC_MSG_CHECKING(version of libtool)
6427 # Save the version in a cache variable - this is not entirely a good
6428 # thing, but the version string from libtool is very ugly, and for
6429 # bug reports it might be useful to have the original string. "("
6430 cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
6431 AC_MSG_RESULT($cf_cv_libtool_version)
6432 if test -z "$cf_cv_libtool_version" ; then
6433 AC_MSG_ERROR(This is not GNU libtool)
6436 # special hack to add -no-undefined (which libtool should do for itself)
6438 case "$cf_cv_system_name" in #(vi
6439 cygwin*|mingw32*|uwin*|aix[[4-7]]) #(vi
6440 LT_UNDEF=-no-undefined
6443 AC_SUBST([LT_UNDEF])
6445 # special hack to add --tag option for C++ compiler
6446 case $cf_cv_libtool_version in #(vi
6447 1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6448 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6449 LIBTOOL="$LIBTOOL --tag=CC"
6452 LIBTOOL_CXX="$LIBTOOL"
6460 test -z "$LIBTOOL" && ECHO_LT=
6463 AC_SUBST(LIBTOOL_CXX)
6464 AC_SUBST(LIBTOOL_OPTS)
6466 AC_SUBST(LIB_CREATE)
6467 AC_SUBST(LIB_OBJECT)
6468 AC_SUBST(LIB_SUFFIX)
6472 AC_SUBST(LIB_COMPILE)
6474 AC_SUBST(LIB_INSTALL)
6475 AC_SUBST(LIB_UNINSTALL)
6478 dnl ---------------------------------------------------------------------------
6479 dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
6481 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6482 dnl defaulting to yes/no.
6484 dnl $1 = option name
6486 dnl $3 = environment variable to set
6487 dnl $4 = default value, shown in the help-message, must be a constant
6488 dnl $5 = default value, if it's an expression & cannot be in the help-message
6490 AC_DEFUN([CF_WITH_PATH],
6491 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6492 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6493 if ifelse([$5],,true,[test -n "$5"]) ; then
6494 CF_PATH_SYNTAX(withval)
6499 dnl ---------------------------------------------------------------------------
6500 dnl CF_WITH_PATHLIST version: 7 updated: 2010/10/23 16:10:30
6501 dnl ----------------
6502 dnl Process an option specifying a list of colon-separated paths.
6504 dnl $1 = option name
6506 dnl $3 = environment variable to set
6507 dnl $4 = default value, shown in the help-message, must be a constant
6508 dnl $5 = default value, if it's an expression & cannot be in the help-message
6509 dnl $6 = flag to tell if we want to define or substitute
6511 AC_DEFUN([CF_WITH_PATHLIST],[
6512 AC_REQUIRE([CF_PATHSEP])
6513 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6514 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6516 IFS="${IFS:- }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6518 for cf_src_path in $withval
6520 CF_PATH_SYNTAX(cf_src_path)
6521 test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}:"
6522 cf_dst_path="${cf_dst_path}${cf_src_path}"
6527 # Strip single quotes from the value, e.g., when it was supplied as a literal
6529 case $cf_dst_path in #(vi
6531 cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6534 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6537 eval '$3="$cf_dst_path"'
6541 dnl ---------------------------------------------------------------------------
6542 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 1 updated: 2011/09/10 16:20:21
6543 dnl -------------------------
6544 dnl Allow the choice of the pkg-config library directory to be overridden.
6545 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6546 if test "$PKG_CONFIG" != no ; then
6547 AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6548 AC_ARG_WITH(pkg-config-libdir,
6549 [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
6550 [PKG_CONFIG_LIBDIR=$withval],
6551 [PKG_CONFIG_LIBDIR=yes])
6553 case x$PKG_CONFIG_LIBDIR in #(vi
6557 # look for the library directory using the same prefix as the executable
6558 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
6559 case x`(arch) 2>/dev/null` in #(vi
6561 for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
6563 if test -d $cf_config/pkgconfig
6565 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
6571 PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
6579 AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
6582 AC_SUBST(PKG_CONFIG_LIBDIR)
6584 dnl ---------------------------------------------------------------------------
6585 dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
6587 dnl Check for POSIX thread library.
6588 AC_DEFUN([CF_WITH_PTHREAD],
6590 AC_MSG_CHECKING(if you want to link with the pthread library)
6591 AC_ARG_WITH(pthread,
6592 [ --with-pthread use POSIX thread library],
6593 [with_pthread=$withval],
6595 AC_MSG_RESULT($with_pthread)
6597 if test "$with_pthread" != no ; then
6598 AC_CHECK_HEADER(pthread.h,[
6599 AC_DEFINE(HAVE_PTHREADS_H)
6601 AC_MSG_CHECKING(if we can link with the pthread library)
6602 cf_save_LIBS="$LIBS"
6605 #include <pthread.h>
6607 int rc = pthread_create(0,0,0,0);
6608 ],[with_pthread=yes],[with_pthread=no])
6609 LIBS="$cf_save_LIBS"
6610 AC_MSG_RESULT($with_pthread)
6612 if test "$with_pthread" = yes ; then
6614 AC_DEFINE(HAVE_LIBPTHREADS)
6616 AC_MSG_ERROR(Cannot link with pthread library)
6621 dnl ---------------------------------------------------------------------------
6622 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
6623 dnl -------------------
6624 dnl Allow library's release-version to be overridden. Generally this happens when a
6625 dnl packager has incremented the release-version past that used in the original package,
6626 dnl and wishes to keep doing this.
6628 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
6629 dnl and {package}_MINOR symbols
6631 AC_DEFUN([CF_WITH_REL_VERSION],[
6632 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
6633 AC_ARG_WITH(rel-version,
6634 [ --with-rel-version=XXX override derived release version],
6635 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
6636 cf_cv_rel_version=$withval])
6638 CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
6640 $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
6641 $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
6642 CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
6643 CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
6646 dnl ---------------------------------------------------------------------------
6647 dnl CF_WITH_SYSMOUSE version: 2 updated: 2003/03/22 19:13:43
6648 dnl ----------------
6649 dnl If we can compile with sysmouse, make it available unless it is not wanted.
6650 AC_DEFUN([CF_WITH_SYSMOUSE],[
6651 # not everyone has "test -c"
6652 if test -c /dev/sysmouse 2>/dev/null ; then
6653 AC_MSG_CHECKING(if you want to use sysmouse)
6654 AC_ARG_WITH(sysmouse,
6655 [ --with-sysmouse use sysmouse (FreeBSD console)],
6656 [cf_with_sysmouse=$withval],
6657 [cf_with_sysmouse=maybe])
6658 if test "$cf_with_sysmouse" != no ; then
6660 #include <osreldate.h>
6661 #if (__FreeBSD_version >= 400017)
6662 #include <sys/consio.h>
6663 #include <sys/fbio.h>
6665 #include <machine/console.h>
6668 struct mouse_info the_mouse;
6669 ioctl(0, CONS_MOUSECTL, &the_mouse);
6670 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
6672 AC_MSG_RESULT($cf_with_sysmouse)
6673 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE)
6676 dnl ---------------------------------------------------------------------------
6677 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
6678 dnl ----------------
6679 AC_DEFUN([CF_WITH_VALGRIND],[
6680 CF_NO_LEAKS_OPTION(valgrind,
6681 [ --with-valgrind test: use valgrind],
6684 dnl ---------------------------------------------------------------------------
6685 dnl CF_XOPEN_SOURCE version: 37 updated: 2011/08/06 20:32:05
6687 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
6688 dnl or adapt to the vendor's definitions to get equivalent functionality,
6689 dnl without losing the common non-POSIX features.
6692 dnl $1 is the nominal value for _XOPEN_SOURCE
6693 dnl $2 is the nominal value for _POSIX_C_SOURCE
6694 AC_DEFUN([CF_XOPEN_SOURCE],[
6696 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
6697 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
6700 case $host_os in #(vi
6702 cf_xopen_source="-D_ALL_SOURCE"
6707 darwin[[0-8]].*) #(vi
6708 cf_xopen_source="-D_APPLE_C_SOURCE"
6711 cf_xopen_source="-D_DARWIN_C_SOURCE"
6713 freebsd*|dragonfly*) #(vi
6714 # 5.x headers associate
6715 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
6716 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
6717 cf_POSIX_C_SOURCE=200112L
6719 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6722 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
6725 cf_xopen_source="-D_HPUX_SOURCE"
6728 cf_xopen_source="-D_SGI_SOURCE"
6730 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
6734 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
6737 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
6740 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
6743 cf_xopen_source="-D_OSF_SOURCE"
6746 cf_xopen_source="-D_QNX_SOURCE"
6749 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
6751 solaris2.1[[0-9]]) #(vi
6752 cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6754 solaris2.[[1-9]]) #(vi
6755 cf_xopen_source="-D__EXTENSIONS__"
6758 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6759 AC_TRY_COMPILE([#include <sys/types.h>],[
6760 #ifndef _XOPEN_SOURCE
6763 [cf_cv_xopen_source=no],
6764 [cf_save="$CPPFLAGS"
6765 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6766 AC_TRY_COMPILE([#include <sys/types.h>],[
6767 #ifdef _XOPEN_SOURCE
6770 [cf_cv_xopen_source=no],
6771 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6775 if test "$cf_cv_xopen_source" != no ; then
6776 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6777 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6778 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6779 CF_ADD_CFLAGS($cf_temp_xopen_source)
6781 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
6785 if test -n "$cf_xopen_source" ; then
6786 CF_ADD_CFLAGS($cf_xopen_source)