1 # Process this file with autoconf to produce a configure script.
4 dnl ***********************************
5 dnl *** include special GLib macros ***
6 dnl ***********************************
8 m4_define(glib_configure_ac)
11 # The following version number definitions apply to GLib, GModule, GObject,
12 # GThread and GIO as a whole, so if changes occurred in any of them, they are
13 # all treated with the same interface and binary age.
16 # glib_micro_version += 1;
17 # glib_interface_age += 1;
18 # glib_binary_age += 1;
19 # if any functions have been added, set glib_interface_age to 0.
20 # if backwards compatibility has been broken,
21 # set glib_binary_age _and_ glib_interface_age to 0.
23 # remember to add a GLIB_VERSION_2_xx macro every time the minor version is
24 # bumped, as well as the GLIB_DEPRECATED_IN and GLIB_AVAILABLE_IN macros
25 # for that version - see gversion.h for further information.
27 # in easier to understand terms:
29 # <mclasen> on the stable branch, interface age == micro
30 # <mclasen> on the unstable (ie master), interface age = 0
32 m4_define([glib_major_version], [2])
33 m4_define([glib_minor_version], [37])
34 m4_define([glib_micro_version], [0])
35 m4_define([glib_interface_age], [0])
36 m4_define([glib_binary_age],
37 [m4_eval(100 * glib_minor_version + glib_micro_version)])
38 m4_define([glib_version],
39 [glib_major_version.glib_minor_version.glib_micro_version])
41 # libtool version related macros
42 m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
43 m4_define([glib_lt_current],
44 [m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
45 m4_define([glib_lt_revision], [glib_interface_age])
46 m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
47 m4_define([glib_lt_current_minus_age],
48 [m4_eval(glib_lt_current - glib_lt_age)])
50 # if the minor version number is odd, then we want debugging. Otherwise
51 # we only want minimal debugging support.
52 m4_define([glib_debug_default],
53 [m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
56 AC_INIT(glib, [glib_version],
57 [http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
59 AC_CONFIG_HEADERS([config.h])
60 AC_CONFIG_SRCDIR([glib/glib.h])
61 AC_CONFIG_MACRO_DIR([m4macros])
63 # Save this value here, since automake will set cflags later
64 cflags_set=${CFLAGS+set}
66 AM_INIT_AUTOMAKE([1.11 -Wno-portability no-define no-dist-gzip dist-xz tar-ustar])
67 AM_MAINTAINER_MODE([enable])
69 # Support silent build rules. Disable
70 # by either passing --disable-silent-rules to configure or passing V=1
72 AM_SILENT_RULES([yes])
74 GLIB_MAJOR_VERSION=glib_major_version
75 GLIB_MINOR_VERSION=glib_minor_version
76 GLIB_MICRO_VERSION=glib_micro_version
77 GLIB_INTERFACE_AGE=glib_interface_age
78 GLIB_BINARY_AGE=glib_binary_age
79 GLIB_VERSION=glib_version
81 AC_SUBST(GLIB_MAJOR_VERSION)
82 AC_SUBST(GLIB_MINOR_VERSION)
83 AC_SUBST(GLIB_MICRO_VERSION)
84 AC_SUBST(GLIB_VERSION)
85 AC_SUBST(GLIB_INTERFACE_AGE)
86 AC_SUBST(GLIB_BINARY_AGE)
88 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
89 [Define to the GLIB major version])
90 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
91 [Define to the GLIB minor version])
92 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
93 [Define to the GLIB micro version])
94 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
95 [Define to the GLIB interface age])
96 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
97 [Define to the GLIB binary age])
100 LT_RELEASE=glib_lt_release
101 LT_CURRENT=glib_lt_current
102 LT_REVISION=glib_lt_revision
104 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
107 AC_SUBST(LT_REVISION)
109 AC_SUBST(LT_CURRENT_MINUS_AGE)
111 dnl Checks for programs.
115 AM_CONDITIONAL(HAVE_GCC, [test "$GCC" = "yes"])
119 AC_MSG_CHECKING([for the BeOS])
122 glib_native_beos="yes"
125 glib_native_beos="no"
128 AC_MSG_RESULT([$glib_native_beos])
132 AC_MSG_CHECKING([for Win32])
133 LIB_EXE_MACHINE_FLAG=X86
136 glib_native_win32=yes
137 glib_pid_type='void *'
138 glib_cv_stack_grows=no
139 # Unfortunately the mingw implementations of C99-style snprintf and vsnprintf
140 # don't seem to be quite good enough, at least not in mingw-runtime-3.14.
141 # (Sorry, I don't know exactly what is the problem, but it is related to
142 # floating point formatting and decimal point vs. comma.)
143 # The simple tests in AC_FUNC_VSNPRINTF_C99 and AC_FUNC_SNPRINTF_C99 aren't
144 # rigorous enough to notice, though.
145 # So preset the autoconf cache variables.
146 ac_cv_func_vsnprintf_c99=no
147 ac_cv_func_snprintf_c99=no
150 LIB_EXE_MACHINE_FLAG=X64
154 AC_DEFINE([_WIN32_WINNT], [0x0501], [Target the Windows XP API])
167 AC_MSG_RESULT([$glib_native_win32])
169 AC_SUBST(LIB_EXE_MACHINE_FLAG)
172 AC_MSG_CHECKING([for Mac OS X Carbon support])
174 #include <Carbon/Carbon.h>
175 #include <CoreServices/CoreServices.h>
176 ], glib_have_carbon=yes)
178 AC_MSG_RESULT([$glib_have_carbon])
181 AC_MSG_CHECKING([for Mac OS X Cocoa support])
183 #include <Cocoa/Cocoa.h>
184 #ifdef GNUSTEP_BASE_VERSION
185 #error "Detected GNUstep, not Cocoa"
187 ], glib_have_cocoa=yes)
189 AC_MSG_RESULT([$glib_have_cocoa])
191 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
192 AM_CONDITIONAL(OS_WIN32_X64, [test "$LIB_EXE_MACHINE_FLAG" = "X64"])
193 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
194 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
195 AM_CONDITIONAL(OS_CARBON, [test "$glib_have_carbon" = "yes"])
196 AM_CONDITIONAL(OS_COCOA, [test "$glib_have_cocoa" = "yes"])
198 AS_IF([test "$glib_native_win32" = "yes"], [
199 AC_CHECK_TOOL(WINDRES, windres, no)
200 if test "$WINDRES" = no; then
201 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
203 AC_CHECK_TOOL(NM, nm, no)
204 if test "$NM" = no; then
205 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
207 AC_CHECK_TOOL(RANLIB, ranlib, :)
208 AC_CHECK_TOOL(DLLTOOL, dlltool, :)
209 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
211 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
213 AS_IF([test "x$glib_have_carbon" = "xyes"], [
214 AC_DEFINE(HAVE_CARBON, 1, [define to 1 if Carbon is available])
215 LDFLAGS="$LDFLAGS -Wl,-framework,Carbon"
218 if test "x$glib_have_cocoa" = "xyes"; then
219 AC_DEFINE(HAVE_COCOA, 1, [define to 1 if Cocoa is available])
220 LDFLAGS="$LDFLAGS -Wl,-framework,Foundation"
224 AS_IF([test "x$GLIBC21" = "xyes"], [
225 AC_DEFINE([_GNU_SOURCE], 1, [Make all glibc extensions visible])
228 dnl declare --enable-* args and collect ac_help strings
230 AS_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
231 [turn on debugging @<:@default=glib_debug_default@:>@]),,
232 enable_debug=glib_debug_default)
234 AC_ARG_ENABLE(gc_friendly,
235 [AS_HELP_STRING([--enable-gc-friendly],
236 [turn on garbage collector friendliness [default=no]])],,
237 [enable_gc_friendly=no])
238 AC_ARG_ENABLE(mem_pools,
239 [AS_HELP_STRING([--disable-mem-pools],
240 [disable all glib memory pools])],,
241 [disable_mem_pools=no])
242 AC_ARG_ENABLE(rebuilds,
243 [AS_HELP_STRING([--disable-rebuilds],
244 [disable all source autogeneration rules])],,
245 [enable_rebuilds=yes])
246 AC_ARG_ENABLE(modular_tests,
247 AS_HELP_STRING([--disable-modular-tests],
248 [Disable build of test programs (default: no)]),,
249 [enable_modular_tests=yes])
250 AM_CONDITIONAL(BUILD_MODULAR_TESTS, test x$enable_modular_tests = xyes)
252 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
253 AS_IF([test "x$enable_gc_friendly" = "xyes"], [
254 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
256 ], [ AC_MSG_RESULT([no]) ])
258 AC_MSG_CHECKING([whether to disable memory pools])
259 AS_IF([test "x$disable_mem_pools" = "xno"], [
262 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
266 dnl location to install runtime libraries, e.g. ../../lib to install
267 dnl to /lib if libdir is /usr/lib
268 AC_ARG_WITH(runtime-libdir,
269 [AS_HELP_STRING([--with-runtime-libdir=RELPATH],
270 [install runtime libraries relative to libdir])],
272 [with_runtime_libdir=""])
273 GLIB_RUNTIME_LIBDIR="$with_runtime_libdir"
274 ABS_GLIB_RUNTIME_LIBDIR="`readlink -f $libdir/$with_runtime_libdir`"
275 AC_SUBST(GLIB_RUNTIME_LIBDIR)
276 AC_SUBST(ABS_GLIB_RUNTIME_LIBDIR)
277 AM_CONDITIONAL(HAVE_GLIB_RUNTIME_LIBDIR, [test "x$with_runtime_libdir" != "x"])
279 dnl Check for a working C++ compiler, but do not bail out, if none is found.
280 AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
283 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
284 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
292 PKG_PROG_PKG_CONFIG(0.16)
294 if test "x$enable_debug" = "xyes"; then
295 if test x$cflags_set != xset ; then
297 *[[\ \ ]]-g[[\ \ ]]*) ;;
298 *) CFLAGS="$CFLAGS -g" ;;
301 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
303 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
305 if test "x$enable_debug" = "xno"; then
306 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
310 # Ensure MSVC-compatible struct packing convention is used when
311 # compiling for Win32 with gcc.
312 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
313 # gcc2 uses "-fnative-struct".
314 if test x"$glib_native_win32" = xyes; then
315 if test x"$GCC" = xyes; then
317 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
318 if test -z "$ac_cv_prog_CC"; then
321 our_gcc="$ac_cv_prog_CC"
323 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
325 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
326 msnative_struct='-fnative-struct'
330 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
331 msnative_struct='-mms-bitfields'
335 if test x"$msnative_struct" = x ; then
336 AC_MSG_RESULT([no way])
337 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
339 CFLAGS="$CFLAGS $msnative_struct"
340 AC_MSG_RESULT([${msnative_struct}])
344 GLIB_EXTRA_CFLAGS="${msnative_struct}"
345 AC_SUBST(GLIB_EXTRA_CFLAGS)
349 # define a MAINT-like variable REBUILD which is set if Perl
350 # and awk are found, so autogenerated sources can be rebuilt
352 AC_CHECK_PROGS(PERL, [perl5 perl])
353 # We would like indent, but don't require it.
354 AC_CHECK_PROG(INDENT, indent, indent)
356 if test "x$enable_rebuilds" = "xyes" && \
358 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
359 test -n "$AWK" ; then
364 # Need full path to Perl for glib-mkenums
366 if test "x$PERL" != x ; then
367 AC_PATH_PROG(PERL_PATH, [$PERL])
369 if test "x$PERL_PATH" = x ; then
370 PERL_PATH="/usr/bin/env perl"
374 # option to specify python interpreter to use; this just sets $PYTHON, so that
375 # we will fallback to reading $PYTHON if --with-python is not given, and
376 # python.m4 will get the expected input
378 AS_HELP_STRING([--with-python=PATH],
379 [Path to Python interpreter; searches $PATH if only a program name is given; if not given, searches for a few standard names such as "python3" or "python2"]),
380 [PYTHON="$withval"], [])
381 if test x"$PYTHON" = xyes; then
382 AC_MSG_ERROR([--with-python option requires a path or program argument])
384 AM_PATH_PYTHON(2.5,,PYTHON="/usr/bin/env python2.5")
387 dnl ***********************
388 dnl *** Tests for iconv ***
389 dnl ***********************
391 dnl We do this before the gettext checks, to avoid distortion
393 dnl On Windows we use a native implementation
395 AS_IF([ test x"$glib_native_win32" = xyes], [
398 AC_ARG_WITH(libiconv,
399 [AS_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
400 [use the libiconv library])],,
401 [with_libiconv=maybe])
404 case $with_libiconv in
406 # Check in the C library first
407 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
408 # Check if we have GNU libiconv
409 if test $found_iconv = "no"; then
410 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
412 # Check if we have a iconv in -liconv, possibly from vendor
413 if test $found_iconv = "no"; then
414 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
418 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
421 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
424 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
428 if test "x$found_iconv" = "xno" ; then
429 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
433 AC_ARG_ENABLE(iconv-cache,
434 [AS_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
435 [cache iconv descriptors [default=auto]])],,
436 [enable_iconv_cache=auto])
438 AC_MSG_CHECKING([whether to cache iconv descriptors])
439 case $enable_iconv_cache in
441 if test $ac_cv_gnu_library_2_1 = yes; then
442 enable_iconv_cache=no
444 enable_iconv_cache=yes
449 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
453 if test $enable_iconv_cache = yes; then
454 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
457 AC_MSG_RESULT($enable_iconv_cache)
463 PKG_CHECK_MODULES([ZLIB], [zlib], [found_zlib=yes], [found_zlib=no])
464 AS_IF([test "x$found_zlib" = "xno"], [
465 AC_CHECK_LIB(z, inflate, [AC_CHECK_HEADER(zlib.h, found_zlib=yes)])
466 if test "x$found_zlib" = "xno" ; then
467 AC_MSG_ERROR([*** Working zlib library and headers not found ***])
473 PKG_CHECK_MODULES(LIBFFI, [libffi >= 3.0.0])
474 AC_SUBST(LIBFFI_CFLAGS)
475 AC_SUBST(LIBFFI_LIBS)
481 ALL_LINGUAS="`grep -v '^#' "$srcdir/po/LINGUAS" | tr '\n' ' '`"
482 AC_SUBST([CONFIG_STATUS_DEPENDENCIES],['$(top_srcdir)/po/LINGUAS'])
485 if test "$gt_cv_have_gettext" != "yes" ; then
487 *** You must have either have gettext support in your C library, or use the
488 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
492 LIBS="$INTLLIBS $LIBS"
494 GETTEXT_PACKAGE=glib20
495 AC_SUBST(GETTEXT_PACKAGE)
496 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
497 [Define the gettext package to be used])
499 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
502 dnl Now we are done with gettext checks, figure out ICONV_LIBS
505 AS_IF([test x"$glib_native_win32" != xyes], [
506 if test x$with_libiconv != xno ; then
507 case " $INTLLIBS " in
508 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
509 *) ICONV_LIBS="-liconv" ;;
515 case $with_libiconv in
517 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
520 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
524 dnl Initialize libtool
526 LT_INIT([disable-static win32-dll])
527 dnl when using libtool 2.x create libtool early, because it's used in configure
528 m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
531 AS_IF([test "$glib_native_win32" = "yes"], [
532 if test x$enable_static = xyes -a x$enable_shared = xyes; then
533 AC_MSG_ERROR([Can not build both shared and static at the same time on Windows.])
535 if test x$enable_static = xyes; then
536 glib_win32_static_compilation=yes
537 GLIB_WIN32_STATIC_COMPILATION_DEFINE="#define GLIB_STATIC_COMPILATION 1
538 #define GOBJECT_STATIC_COMPILATION 1"
539 AC_SUBST(GLIB_WIN32_STATIC_COMPILATION_DEFINE)
542 AM_CONDITIONAL(OS_WIN32_AND_DLL_COMPILATION, [test x$glib_native_win32 = xyes -a x$glib_win32_static_compilation != xyes])
545 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
547 AS_IF([test $cross_compiling != yes], [
548 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
551 AC_TRY_RUN([#include <math.h>
552 int main (void) { return (log(1) != log(1.)); }],
553 AC_MSG_RESULT(none needed),
554 glib_save_CFLAGS=$CFLAGS
555 CFLAGS="$CFLAGS -std1"
556 AC_TRY_RUN([#include <math.h>
557 int main (void) { return (log(1) != log(1.)); }],
558 AC_MSG_RESULT(-std1),
560 CFLAGS=$glib_save_CFLAGS
562 [No ANSI prototypes found in library. (-std1 didn't work.)])
568 dnl NeXTStep cc seems to need this
569 AC_MSG_CHECKING([for extra flags for POSIX compliance])
570 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
571 AC_MSG_RESULT(none needed),
572 glib_save_CFLAGS=$CFLAGS
573 CFLAGS="$CFLAGS -posix"
574 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
575 AC_MSG_RESULT(-posix),
577 CFLAGS=$glib_save_CFLAGS
578 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
580 # Checks for library functions.
583 AC_CHECK_FUNCS(mmap posix_memalign memalign valloc fsync pipe2 issetugid)
584 AC_CHECK_FUNCS(atexit on_exit timegm gmtime_r)
586 AC_CACHE_CHECK([for __libc_enable_secure], glib_cv_have_libc_enable_secure,
587 [AC_TRY_LINK([#include <unistd.h>
588 extern int __libc_enable_secure;],
589 [return __libc_enable_secure;],
590 glib_cv_have_libc_enable_secure=yes,
591 glib_cv_have_libc_enable_secure=no)])
592 AS_IF([test x$glib_cv_have_libc_enable_secure = xyes], [
593 AC_DEFINE(HAVE_LIBC_ENABLE_SECURE, 1,
594 [Define if you have the __libc_enable_secure variable (GNU libc, eglibc)])
597 AC_CHECK_SIZEOF(char)
598 AC_CHECK_SIZEOF(short)
599 AC_CHECK_SIZEOF(long)
601 AC_CHECK_SIZEOF(void *)
602 AC_CHECK_SIZEOF(long long)
603 AC_CHECK_SIZEOF(__int64)
605 AC_CACHE_CHECK([for sig_atomic_t], ac_cv_type_sig_atomic_t,
606 [AC_TRY_LINK([#include <signal.h>
607 #include <sys/types.h>
608 sig_atomic_t val = 42;],
609 [return val == 42 ? 0 : 1],
610 ac_cv_type_sig_atomic_t=yes,
611 ac_cv_type_sig_atomic_t=no)])
612 if test x$ac_cv_type_sig_atomic_t = xyes; then
613 AC_DEFINE(HAVE_SIG_ATOMIC_T, 1,
614 [Define if you have the 'sig_atomic_t' type.])
617 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
621 *** GLib requires a 64 bit type. You might want to consider
622 *** using the GNU C compiler.
626 AS_IF([test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8], [
627 # long long is a 64 bit integer.
628 AC_MSG_CHECKING(for format to printf and scanf a guint64)
629 AC_CACHE_VAL(glib_cv_long_long_format,[
630 for format in ll q I64; do
631 AC_TRY_RUN([#include <stdio.h>
634 long long b, a = -0x3AFAFAFAFAFAFAFALL;
636 sprintf (buffer, "%${format}u", a);
637 sscanf (buffer, "%${format}u", &b);
641 [glib_cv_long_long_format=${format}
645 AS_IF([ test -n "$glib_cv_long_long_format"], [
646 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
647 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
648 if test x"$glib_cv_long_long_format" = xI64; then
649 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
651 ], [AC_MSG_RESULT(none)])
652 ],[ test x$ac_cv_sizeof___int64 = x8], [
653 # __int64 is a 64 bit integer.
654 AC_MSG_CHECKING(for format to printf and scanf a guint64)
655 # We know this is MSVCRT.DLL, and what the formats are
656 glib_cv_long_long_format=I64
657 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
658 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
659 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
664 dnl ok, here we try to check whether the systems prototypes for
665 dnl malloc and friends actually match the prototypes provided
666 dnl by gmem.h (keep in sync). i currently only know how to check
667 dnl this reliably with gcc (-Werror), improvements for other
668 dnl compilers are apprechiated.
669 SANE_MALLOC_PROTOS=no
670 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
671 glib_save_CFLAGS=$CFLAGS
672 AS_IF([test "x$GCC" = "xyes"], [
673 CFLAGS="$CFLAGS -Werror"
674 AC_TRY_COMPILE([#include <stdlib.h>], [
675 void* (*my_calloc_p) (size_t, size_t) = calloc;
676 void* (*my_malloc_p) (size_t) = malloc;
677 void (*my_free_p) (void*) = free;
678 void* (*my_realloc_p) (void*, size_t) = realloc;
684 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
685 [Define if you have correct malloc prototypes])
686 SANE_MALLOC_PROTOS=yes)
688 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
689 CFLAGS=$glib_save_CFLAGS
692 dnl check in which direction the stack grows
694 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
696 volatile int *a = 0, *b = 0;
698 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
699 void foo (void) { volatile int x = 5; b = &x; }
701 glib_cv_stack_grows=no
703 glib_cv_stack_grows=yes
707 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
708 dnl truely know which ones of `inline', `__inline' and `__inline__' are
709 dnl actually supported.
710 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
711 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
712 __inline int foo () { return 0; }
713 int main () { return foo (); }
715 glib_cv_has__inline=yes
717 glib_cv_has__inline=no
720 case x$glib_cv_has__inline in
721 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
723 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
724 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
725 __inline__ int foo () { return 0; }
726 int main () { return foo (); }
728 glib_cv_has__inline__=yes
730 glib_cv_has__inline__=no
733 case x$glib_cv_has__inline__ in
734 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
736 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
737 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
739 inline int foo () { return 0; }
740 int main () { return foo (); }
742 glib_cv_hasinline=yes
747 case x$glib_cv_hasinline in
748 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
751 # if we can use inline functions in headers
752 AC_MSG_CHECKING(if inline functions in headers work)
753 AC_LINK_IFELSE([AC_LANG_SOURCE([[
754 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
756 # define inline __inline__
757 #elif !defined (G_HAVE_INLINE)
759 # if defined (G_HAVE___INLINE__)
760 # define inline __inline__
761 # elif defined (G_HAVE___INLINE)
762 # define inline __inline
766 int glib_test_func2 (int);
769 glib_test_func1 (void) {
770 return glib_test_func2 (1);
776 }]])],[g_can_inline=yes],[g_can_inline=no])
777 AC_MSG_RESULT($g_can_inline)
779 dnl *** check for working do while(0) macros ***
780 AC_CACHE_CHECK([for working do while(0) macros], g_cv_support_dowhile_macros, [
782 #define STMT_START do
783 #define STMT_END while(0)
784 #define STMT_TEST STMT_START { i = 0; } STMT_END
785 int main(void) { int i = 1; STMT_TEST; return i; }],
786 [g_cv_support_dowhile_macros=yes],
787 [g_cv_support_dowhile_macros=no],
788 [g_cv_support_dowhile_macros=yes])
790 if test x$g_cv_support_dowhile_macros = xyes; then
791 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
794 # check for flavours of varargs macros
795 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
797 int a(int p1, int p2, int p3);
798 #define call_a(...) a(1,__VA_ARGS__)
800 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
801 AC_MSG_RESULT($g_have_iso_c_varargs)
803 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
804 AS_IF([test "$CXX" = ""], [
806 g_have_iso_cxx_varargs=no
810 int a(int p1, int p2, int p3);
811 #define call_a(...) a(1,__VA_ARGS__)
813 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
816 AC_MSG_RESULT($g_have_iso_cxx_varargs)
818 AC_MSG_CHECKING(for GNUC varargs macros)
820 int a(int p1, int p2, int p3);
821 #define call_a(params...) a(1,params)
823 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
824 AC_MSG_RESULT($g_have_gnuc_varargs)
826 # check for GNUC visibility support
827 AC_MSG_CHECKING(for GNUC visibility attribute)
828 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
830 __attribute__ ((visibility ("hidden")))
835 __attribute__ ((visibility ("internal")))
840 __attribute__ ((visibility ("protected")))
845 __attribute__ ((visibility ("default")))
857 ]])],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
858 AC_MSG_RESULT($g_have_gnuc_visibility)
859 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
861 AC_MSG_CHECKING([whether using Sun Studio C compiler])
862 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__SUNPRO_C) || (__SUNPRO_C >= 0x550)
864 # include "error: this is not Sun Studio."
866 ]], [[]])], [ g_have_sunstudio_visibility=yes ], [ g_have_sunstudio_visibility=no ])
867 AC_MSG_RESULT($g_have_sunstudio_visibility)
868 AM_CONDITIONAL(HAVE_SUNSTUDIO_VISIBILITY, [test x$g_have_sunstudio_visibility = xyes])
870 # check for bytesex stuff
872 if test x$ac_cv_c_bigendian = xuniversal ; then
873 AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __BIG_ENDIAN
875 #error Not a big endian.
877 ac_cv_c_bigendian=yes
878 ,AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __LITTLE_ENDIAN
880 #error Not a little endian.
883 ,AC_MSG_WARN([Could not determine endianness.])))
887 # check for header files
888 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h grp.h sys/param.h sys/poll.h sys/resource.h])
889 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
890 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h inttypes.h sched.h malloc.h])
891 AC_CHECK_HEADERS([sys/vfs.h sys/vmount.h sys/statfs.h sys/statvfs.h sys/filio.h])
892 AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h fstab.h])
893 AC_CHECK_HEADERS([sys/uio.h sys/mkdev.h])
894 AC_CHECK_HEADERS([linux/magic.h])
895 AC_CHECK_HEADERS([sys/prctl.h])
897 AC_CHECK_HEADERS([sys/mount.h sys/sysctl.h], [], [],
898 [#if HAVE_SYS_PARAM_H
899 #include <sys/param.h>
902 AC_CHECK_FUNCS(sysctlbyname)
904 AC_CHECK_HEADERS([xlocale.h])
906 # check for structure fields
907 AC_CHECK_MEMBERS([struct stat.st_mtimensec, struct stat.st_mtim.tv_nsec, struct stat.st_atimensec, struct stat.st_atim.tv_nsec, struct stat.st_ctimensec, struct stat.st_ctim.tv_nsec])
908 AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_blocks, struct statfs.f_fstypename, struct statfs.f_bavail],,, [#include <sys/types.h>
909 #include <sys/stat.h>
911 #ifdef HAVE_SYS_STATFS_H
912 #include <sys/statfs.h>
914 #ifdef HAVE_SYS_PARAM_H
915 #include <sys/param.h>
917 #ifdef HAVE_SYS_MOUNT_H
918 #include <sys/mount.h>
920 # struct statvfs.f_basetype is available on Solaris but not for Linux.
921 AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [#include <sys/statvfs.h>])
922 AC_CHECK_MEMBERS([struct statvfs.f_fstypename],,, [#include <sys/statvfs.h>])
923 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,[#include <time.h>])
925 AC_STRUCT_DIRENT_D_TYPE
927 # Checks for libcharset
929 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
930 AC_CHECK_FUNCS(setlocale)
932 # check additional type sizes
933 AC_CHECK_SIZEOF(size_t)
935 dnl Try to figure out whether gsize, gssize should be long or int
936 AC_MSG_CHECKING([for the appropriate definition for size_t])
938 case $ac_cv_sizeof_size_t in
948 $ac_cv_sizeof_long_long)
949 glib_size_type='long long'
951 $ac_cv_sizeof__int64)
952 glib_size_type='__int64'
954 *) AC_MSG_ERROR([No type matching size_t in size])
958 dnl If int/long are the same size, we see which one produces
959 dnl warnings when used in the location as size_t. (This matters
962 AS_IF([test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
963 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long], [
964 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
965 #if defined(_AIX) && !defined(__GNUC__)
966 #pragma options langlvl=stdc89
972 unsigned int *size_int = &s;
973 return (int)*size_int;
975 ]])],glib_size_type=int,
976 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
977 #if defined(_AIX) && !defined(__GNUC__)
978 #pragma options langlvl=stdc89
984 unsigned long *size_long = &s;
985 return (int)*size_long;
987 ]])],glib_size_type=long)])
990 AC_MSG_RESULT(unsigned $glib_size_type)
992 # Check for some functions
993 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk memmem)
994 AC_CHECK_FUNCS(chown lchmod lchown fchmod fchown link utimes getgrgid getpwuid getresuid)
995 AC_CHECK_FUNCS(getmntent_r setmntent endmntent hasmntopt getfsstat getvfsstat)
996 # Check for high-resolution sleep functions
997 AC_CHECK_FUNCS(splice)
998 AC_CHECK_FUNCS(prlimit)
1000 # To avoid finding a compatibility unusable statfs, which typically
1001 # successfully compiles, but warns to use the newer statvfs interface:
1002 AS_IF([test $ac_cv_header_sys_statvfs_h = yes], [AC_CHECK_FUNCS([statvfs])])
1003 AS_IF([test $ac_cv_header_sys_statfs_h = yes -o $ac_cv_header_sys_mount_h = yes], [AC_CHECK_FUNCS([statfs])])
1005 AC_MSG_CHECKING([whether to use statfs or statvfs])
1006 # Some systems have both statfs and statvfs, pick the most "native" for these
1007 AS_IF([test x$ac_cv_func_statfs = xyes && test x$ac_cv_func_statvfs = xyes],
1009 # on solaris and irix, statfs doesn't even have the f_bavail field
1010 AS_IF([test x$ac_cv_member_struct_statfs_f_bavail = xno],
1011 [ac_cv_func_statfs=no],
1012 # else, at least on linux, statfs is the actual syscall
1013 [ac_cv_func_statvfs=no])
1016 AS_IF([test x$ac_cv_func_statfs = xyes],
1018 AC_DEFINE([USE_STATFS], [1], [Define to use statfs()])
1019 AC_MSG_RESULT([statfs])
1021 [test x$ac_cv_func_statvfs = xyes],
1023 AC_DEFINE([USE_STATVFS], [1], [Define to use statvfs()])
1024 AC_MSG_RESULT([statvfs])
1026 [ AC_MSG_RESULT([neither])])
1028 AC_CHECK_HEADERS(crt_externs.h)
1029 AC_CHECK_FUNCS(_NSGetEnviron)
1031 AC_CHECK_FUNCS(newlocale uselocale strtod_l strtoll_l strtoull_l)
1033 AC_FUNC_VSNPRINTF_C99
1034 AC_FUNC_PRINTF_UNIX98
1036 # Internet address families
1037 if test $glib_native_win32 = yes; then
1038 glib_inet_includes=["
1039 #include <winsock2.h>
1042 glib_inet_includes=["
1043 #include <sys/types.h>
1044 #include <sys/socket.h>
1049 GLIB_CHECK_VALUE(AF_INET, $glib_inet_includes, glib_failed=true)
1050 GLIB_CHECK_VALUE(AF_INET6, $glib_inet_includes, glib_failed=true)
1051 # winsock defines this even though it doesn't support it
1052 GLIB_CHECK_VALUE(AF_UNIX, $glib_inet_includes, glib_failed=true)
1053 if $glib_failed ; then
1054 AC_MSG_ERROR([Could not determine values for AF_INET* constants])
1058 GLIB_CHECK_VALUE(MSG_PEEK, $glib_inet_includes, glib_failed=true)
1059 GLIB_CHECK_VALUE(MSG_OOB, $glib_inet_includes, glib_failed=true)
1060 GLIB_CHECK_VALUE(MSG_DONTROUTE, $glib_inet_includes, glib_failed=true)
1061 if $glib_failed ; then
1062 AC_MSG_ERROR([Could not determine values for MSG_* constants])
1065 AC_CHECK_FUNCS(getprotobyname_r endservent if_nametoindex)
1067 AS_IF([test $glib_native_win32 = yes], [
1068 # <wspiapi.h> in the Windows SDK and in mingw-w64 has wrappers for
1069 # inline workarounds for getaddrinfo, getnameinfo and freeaddrinfo if
1070 # they aren't present at run-time (on Windows 2000).
1071 AC_CHECK_HEADER([wspiapi.h], [WSPIAPI_INCLUDE="#include <wspiapi.h>"])
1072 AC_SUBST(WSPIAPI_INCLUDE)
1074 AC_MSG_CHECKING([if arpa/nameser_compat.h is needed])
1075 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h>
1076 #include <arpa/nameser.h>],
1077 [int qclass = C_IN;])],
1078 [AC_MSG_RESULT([no])],
1079 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h>
1080 #include <arpa/nameser.h>
1081 #include <arpa/nameser_compat.h>],
1082 [int qclass = C_IN;])],
1083 [AC_MSG_RESULT([yes])
1084 NAMESER_COMPAT_INCLUDE="#include <arpa/nameser_compat.h>"],
1085 [AC_MSG_ERROR([could not compile test program either way])])])
1086 AC_SUBST(NAMESER_COMPAT_INCLUDE)
1088 # We can't just use AC_CHECK_FUNC/AC_CHECK_LIB here. Bug 586150
1090 AC_MSG_CHECKING([for res_query])
1091 AC_TRY_LINK([#include <sys/types.h>
1092 #include <netinet/in.h>
1093 #include <arpa/nameser.h>
1096 res_query("test", 0, 0, (void *)0, 0);
1097 ],[AC_MSG_RESULT([yes])],
1099 LIBS="-lresolv $LIBS"
1100 AC_TRY_LINK([#include <sys/types.h>
1101 #include <netinet/in.h>
1102 #include <arpa/nameser.h>
1105 res_query("test", 0, 0, (void *)0, 0);
1106 ],[AC_MSG_RESULT([in -lresolv])
1107 NETWORK_LIBS="-lresolv $NETWORK_LIBS"],
1108 [LIBS="-lbind $save_libs"
1109 AC_TRY_LINK([#include <resolv.h>],
1110 [res_query("test", 0, 0, (void *)0, 0);],
1111 [AC_MSG_RESULT([in -lbind])
1112 NETWORK_LIBS="-lbind $NETWORK_LIBS"],
1113 [AC_MSG_ERROR(not found)])])
1115 AC_CHECK_FUNC(socket, :, AC_CHECK_LIB(socket, socket,
1116 [NETWORK_LIBS="-lsocket $NETWORK_LIBS"],
1117 [AC_MSG_ERROR(Could not find socket())]))
1119 AC_SUBST(NETWORK_LIBS)
1121 AC_CHECK_HEADER([linux/netlink.h],
1122 [AC_DEFINE(HAVE_NETLINK, 1, [We have AF_NETLINK sockets])],,
1123 [#include <sys/socket.h>])
1124 AM_CONDITIONAL(HAVE_NETLINK, [test "$ac_cv_header_linux_netlink_h" = "yes"])
1126 AC_CHECK_TYPE([struct ip_mreqn], [
1127 AC_DEFINE(HAVE_IP_MREQN,, [Define if we have struct ip_mreqn])],,
1128 [#include <netinet/in.h>])
1132 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1133 AC_DEFINE(_XOPEN_SOURCE, 2, Needed to get declarations for msg_control and msg_controllen on Solaris)
1134 AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1139 dnl if statfs() takes 2 arguments (Posix) or 4 (Solaris)
1141 AS_IF([test "$ac_cv_func_statfs" = yes], [
1142 AC_MSG_CHECKING([number of arguments to statfs()])
1143 AC_TRY_COMPILE([#include <unistd.h>
1144 #ifdef HAVE_SYS_PARAM_H
1145 #include <sys/param.h>
1147 #ifdef HAVE_SYS_VFS_H
1148 #include <sys/vfs.h>
1150 #ifdef HAVE_SYS_MOUNT_H
1151 #include <sys/mount.h>
1153 #ifdef HAVE_SYS_STATFS_H
1154 #include <sys/statfs.h>
1155 #endif], [struct statfs st;
1156 statfs(NULL, &st);],[
1158 AC_DEFINE(STATFS_ARGS, 2, [Number of arguments to statfs()])],[
1159 AC_TRY_COMPILE([#include <unistd.h>
1160 #ifdef HAVE_SYS_PARAM_H
1161 #include <sys/param.h>
1163 #ifdef HAVE_SYS_VFS_H
1164 #include <sys/vfs.h>
1166 #ifdef HAVE_SYS_MOUNT_H
1167 #include <sys/mount.h>
1169 #ifdef HAVE_SYS_STATFS_H
1170 #include <sys/statfs.h>
1171 #endif], [struct statfs st;
1172 statfs(NULL, &st, sizeof (st), 0);],[
1174 AC_DEFINE(STATFS_ARGS, 4, [Number of arguments to statfs()])],[
1175 AC_MSG_RESULT(unknown)
1176 AC_MSG_ERROR([unable to determine number of arguments to statfs()])])])
1180 # Check whether to use an included printf
1183 AC_ARG_ENABLE(included-printf,
1184 [AS_HELP_STRING([--enable-included-printf],
1185 [use included printf [default=auto]])],
1186 enable_included_printf="$enableval")
1188 need_included_printf=no
1189 if test "x$enable_included_printf" = "xyes" ; then
1190 need_included_printf=yes
1192 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
1193 need_included_printf=yes
1195 if test "$ac_cv_func_printf_unix98" != "yes" ; then
1196 need_included_printf=yes
1198 if test "x$ac_cv_sizeof_long_long" = "x8" &&
1199 test -z "$glib_cv_long_long_format" ; then
1200 need_included_printf=yes
1203 if test "x$enable_included_printf" = "xno" &&
1204 test "x$need_included_printf" = "xyes" ; then
1206 *** Your C library's printf doesn't appear to have the features that
1207 *** GLib needs, but you specified --enable-included-printf=no.])
1210 enable_included_printf=$need_included_printf
1212 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
1213 AS_IF([test "$enable_included_printf" != "yes"], [
1214 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
1216 if test -z "$glib_cv_long_long_format" ; then
1217 glib_cv_long_long_format="ll"
1219 AC_DEFINE(HAVE_VASPRINTF,1)
1222 # Checks needed for gnulib vasnprintf
1224 jm_AC_TYPE_LONG_LONG
1229 AC_CHECK_TYPES(ptrdiff_t)
1231 AC_CHECK_FUNCS([snprintf wcslen])
1232 AC_FUNC_SNPRINTF_C99
1234 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
1235 # The check is borrowed from the PERL Configure script.
1236 AS_IF([test "$ac_cv_func_memmove" != "yes"], [
1237 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
1238 glib_cv_working_bcopy,[AC_TRY_RUN([
1240 char buf[128], abc[128], *b;
1241 int len, off, align;
1242 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
1243 for (align = 7; align >= 0; align--) {
1244 for (len = 36; len; len--) {
1245 b = buf+align; bcopy(abc, b, len);
1246 for (off = 1; off <= len; off++) {
1247 bcopy(b, b+off, len); bcopy(b+off, b, len);
1248 if (bcmp(b, abc, len)) return(1);
1253 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
1255 GLIB_ASSERT_SET(glib_cv_working_bcopy)
1256 if test "$glib_cv_working_bcopy" = "yes"; then
1257 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
1261 # Check if <sys/select.h> needs to be included for fd_set
1262 AC_MSG_CHECKING([for fd_set])
1263 AC_TRY_COMPILE([#include <sys/types.h>],
1264 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1265 AS_IF([test "$gtk_ok" = "yes"], [
1266 AC_MSG_RESULT([yes, found in sys/types.h])
1268 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1269 if test "$gtk_ok" = "yes"; then
1270 # *** FIXME: give it a different name
1271 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1272 AC_MSG_RESULT([yes, found in sys/select.h])
1274 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1279 dnl *** check for sane realloc() ***
1280 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1281 AC_TRY_RUN([#include <stdlib.h>
1283 return realloc (0, sizeof (int)) == 0;
1285 [glib_cv_sane_realloc=yes],
1286 [glib_cv_sane_realloc=no],
1287 [glib_cv_sane_realloc=yes])
1289 AS_IF([test x$glib_cv_sane_realloc = xyes], [
1290 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1293 dnl Check for nl_langinfo and CODESET
1296 AC_CACHE_CHECK([for nl_langinfo (CODESET)],glib_cv_langinfo_codeset,[
1297 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
1298 [char *codeset = nl_langinfo (CODESET);])],
1299 [glib_cv_langinfo_codeset=yes],
1300 [glib_cv_langinfo_codeset=no])])
1301 if test x$glib_cv_langinfo_codeset = xyes; then
1302 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1305 dnl Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
1306 AC_CACHE_CHECK([for nl_langinfo (PM_STR)],glib_cv_langinfo_time,[
1307 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
1309 str = nl_langinfo (PM_STR);
1310 str = nl_langinfo (D_T_FMT);
1311 str = nl_langinfo (D_FMT);
1312 str = nl_langinfo (T_FMT);
1313 str = nl_langinfo (T_FMT_AMPM);
1314 str = nl_langinfo (MON_1);
1315 str = nl_langinfo (ABMON_12);
1316 str = nl_langinfo (DAY_1);
1317 str = nl_langinfo (ABDAY_7);])],
1318 [glib_cv_langinfo_time=yes],
1319 [glib_cv_langinfo_time=no])])
1320 if test x$glib_cv_langinfo_time = xyes; then
1321 AC_DEFINE(HAVE_LANGINFO_TIME,1,[Have nl_langinfo (PM_STR)])
1324 dnl Check for nl_langinfo and _NL_CTYPE_OUTDIGITn_MB
1325 AC_CACHE_CHECK([for nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)], glib_cv_langinfo_outdigit,[
1326 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
1328 str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_MB);
1329 str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_MB);
1330 str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_MB);
1331 str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_MB);
1332 str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_MB);
1333 str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_MB);
1334 str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_MB);
1335 str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_MB);
1336 str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_MB);
1337 str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_MB);])],
1338 [glib_cv_langinfo_outdigit=yes],
1339 [glib_cv_langinfo_outdigit=no])])
1340 if test x$glib_cv_langinfo_outdigit = xyes; then
1341 AC_DEFINE(HAVE_LANGINFO_OUTDIGIT,1,[Have nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)])
1345 dnl ****************************************
1346 dnl *** posix_memalign ***
1347 dnl ****************************************
1348 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1349 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1350 glib_cv_compliant_posix_memalign=0
1351 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1353 #define _XOPEN_SOURCE 600
1354 #include <stdlib.h> /* posix_memalign() should be defined here */
1355 /* some systems break if #include <malloc.h> used */
1356 static void test_memalign (size_t boundary, size_t size) {
1358 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1364 test_memalign ( 128, 128 - 2 * sizeof (void*));
1365 test_memalign ( 256, 256 - 2 * sizeof (void*));
1366 test_memalign ( 512, 512 - 2 * sizeof (void*));
1367 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1368 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1369 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1370 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1371 test_memalign (16384, 16384 - 2 * sizeof (void*));
1372 test_memalign (32768, 32768 - 2 * sizeof (void*));
1373 exit (0); /* success */
1376 [glib_cv_compliant_posix_memalign=1], [], [:])
1380 AS_IF([test "$glib_cv_compliant_posix_memalign" = "1"], [
1382 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1388 dnl ****************************************
1389 dnl *** strlcpy/strlcat ***
1390 dnl ****************************************
1392 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1393 AC_TRY_RUN([#include <stdlib.h>
1397 (void) strlcpy (p, "hi", 10);
1398 if (strlcat (p, "bye", 0) != 3)
1401 }], glib_cv_have_strlcpy=yes,
1402 glib_cv_have_strlcpy=no,
1403 glib_cv_have_strlcpy=no)])
1404 if test "$glib_cv_have_strlcpy" = "yes"; then
1405 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1409 dnl **********************
1410 dnl *** va_copy checks ***
1411 dnl **********************
1412 dnl we currently check for all three va_copy possibilities, so we get
1413 dnl all results in config.log for bug reports.
1414 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1415 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1417 void f (int i, ...) {
1418 va_list args1, args2;
1419 va_start (args1, i);
1420 va_copy (args2, args1);
1421 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1423 va_end (args1); va_end (args2);
1429 [glib_cv_va_copy=yes],
1430 [glib_cv_va_copy=no])
1432 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1433 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1435 void f (int i, ...) {
1436 va_list args1, args2;
1437 va_start (args1, i);
1438 __va_copy (args2, args1);
1439 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1441 va_end (args1); va_end (args2);
1447 [glib_cv___va_copy=yes],
1448 [glib_cv___va_copy=no])
1451 if test "x$glib_cv_va_copy" = "xyes"; then
1452 g_va_copy_func=va_copy
1453 else if test "x$glib_cv___va_copy" = "xyes"; then
1454 g_va_copy_func=__va_copy
1458 if test -n "$g_va_copy_func"; then
1459 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1462 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1463 AC_TRY_RUN([#include <stdarg.h>
1465 void f (int i, ...) {
1466 va_list args1, args2;
1467 va_start (args1, i);
1469 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1471 va_end (args1); va_end (args2);
1477 [glib_cv_va_val_copy=yes],
1478 [glib_cv_va_val_copy=no],
1479 [glib_cv_va_val_copy=yes])
1482 AS_IF([ test "x$glib_cv_va_val_copy" = "xno"], [
1483 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1486 dnl ***********************
1487 dnl *** g_module checks ***
1488 dnl ***********************
1490 G_MODULE_LIBS_EXTRA=
1491 G_MODULE_PLUGIN_LIBS=
1492 if test x"$glib_native_win32" = xyes; then
1493 dnl No use for this on Win32
1497 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1499 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1500 G_MODULE_NEED_USCORE=0
1501 G_MODULE_BROKEN_RTLD_GLOBAL=0
1502 G_MODULE_HAVE_DLERROR=0
1503 dnl *** force native WIN32 shared lib loader
1504 if test -z "$G_MODULE_IMPL"; then
1506 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1509 dnl *** force native AIX library loader
1510 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1511 if test -z "$G_MODULE_IMPL"; then
1513 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1516 dnl *** dlopen() and dlsym() in system libraries
1517 AS_IF([ test -z "$G_MODULE_IMPL"], [
1518 AC_CHECK_FUNC(dlopen,
1519 [AC_CHECK_FUNC(dlsym,
1520 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1523 dnl *** load_image (BeOS)
1524 AS_IF([test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"], [
1525 AC_CHECK_LIB(root, load_image,
1526 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1527 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1528 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1529 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1532 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1533 AS_IF([ test -z "$G_MODULE_IMPL" ], [
1534 AC_CHECK_FUNC(NSLinkModule,
1535 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1536 G_MODULE_NEED_USCORE=1],
1539 dnl *** dlopen() and dlsym() in libdl
1540 AS_IF([ test -z "$G_MODULE_IMPL"], [
1541 AC_CHECK_LIB(dl, dlopen,
1542 [AC_CHECK_LIB(dl, dlsym,
1544 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1547 dnl *** shl_load() in libdld (HP-UX)
1548 AS_IF([ test -z "$G_MODULE_IMPL"], [
1549 AC_CHECK_LIB(dld, shl_load,
1550 [G_MODULE_LIBS=-ldld
1551 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1554 dnl *** additional checks for G_MODULE_IMPL_DL
1555 AS_IF([ test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL" ], [
1557 LDFLAGS_orig="$LDFLAGS"
1558 LIBS="$G_MODULE_LIBS $LIBS"
1559 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1560 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1561 echo "void glib_plugin_test(void) { }" > plugin.c
1562 ${SHELL} ./libtool --mode=compile --tag=CC ${CC} ${CFLAGS} \
1563 ${CPPFLAGS} -c -o plugin.lo plugin.c >/dev/null 2>&1
1564 ${SHELL} ./libtool --mode=link --tag=CC ${CC} ${CFLAGS} \
1565 ${LDFLAGS} -module -o plugin.la -export-dynamic \
1566 -shrext ".o" -avoid-version plugin.lo \
1567 -rpath /dont/care >/dev/null 2>&1
1568 eval `./libtool --config | grep ^objdir`
1569 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1570 glib_cv_rtldglobal_broken,[
1574 # define RTLD_GLOBAL 0
1577 # define RTLD_LAZY 0
1579 int glib_plugin_test;
1581 void *handle, *global, *local;
1582 global = &glib_plugin_test;
1583 handle = dlopen ("./$objdir/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1584 if (!handle) return 0;
1585 local = dlsym (handle, "glib_plugin_test");
1586 return global == local;
1588 [glib_cv_rtldglobal_broken=no],
1589 [glib_cv_rtldglobal_broken=yes],
1590 [glib_cv_rtldglobal_broken=no])
1591 rm -f plugin.c plugin.o plugin.lo plugin.la ${objdir}/plugin.*
1592 rmdir ${objdir} 2>/dev/null
1594 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1595 G_MODULE_BROKEN_RTLD_GLOBAL=1
1597 G_MODULE_BROKEN_RTLD_GLOBAL=0
1599 dnl *** check whether we need preceeding underscores
1600 AC_CACHE_CHECK([for preceeding underscore in symbols],
1602 AC_TRY_RUN([#include <dlfcn.h>
1603 int glib_underscore_test (void) { return 42; }
1605 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1606 handle = dlopen ((void*)0, 0);
1608 f1 = dlsym (handle, "glib_underscore_test");
1609 f2 = dlsym (handle, "_glib_underscore_test");
1610 } return (!f2 || f1);
1612 [glib_cv_uscore=yes],
1613 [glib_cv_uscore=no],
1615 rm -f plugin.c plugin.$ac_objext plugin.lo
1617 GLIB_ASSERT_SET(glib_cv_uscore)
1618 if test "x$glib_cv_uscore" = "xyes"; then
1619 G_MODULE_NEED_USCORE=1
1621 G_MODULE_NEED_USCORE=0
1624 LDFLAGS="$LDFLAGS_orig"
1625 dnl *** check for having dlerror()
1626 AC_CHECK_FUNC(dlerror,
1627 [G_MODULE_HAVE_DLERROR=1],
1628 [G_MODULE_HAVE_DLERROR=0])
1631 dnl *** done, have we got an implementation?
1632 if test -z "$G_MODULE_IMPL"; then
1634 G_MODULE_SUPPORTED=false
1636 G_MODULE_SUPPORTED=true
1639 AC_MSG_CHECKING(for the suffix of module shared libraries)
1641 shrext_cmds=`./libtool --config | grep '^shrext_cmds='`
1643 module=yes eval std_shrext=$shrext_cmds
1644 # chop the initial dot
1645 glib_gmodule_suffix=`echo $std_shrext | sed 's/^\.//'`
1646 AC_MSG_RESULT(.$glib_gmodule_suffix)
1647 # any reason it may fail?
1648 if test "x$glib_gmodule_suffix" = x; then
1649 AC_MSG_ERROR(Cannot determine shared library suffix from libtool)
1652 AC_SUBST(G_MODULE_SUPPORTED)
1653 AC_SUBST(G_MODULE_IMPL)
1654 AC_SUBST(G_MODULE_LIBS)
1655 AC_SUBST(G_MODULE_LIBS_EXTRA)
1656 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1657 AC_SUBST(G_MODULE_LDFLAGS)
1658 AC_SUBST(G_MODULE_HAVE_DLERROR)
1659 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1660 AC_SUBST(G_MODULE_NEED_USCORE)
1661 AC_SUBST(GLIB_DEBUG_FLAGS)
1663 dnl **********************
1664 dnl *** g_spawn checks ***
1665 dnl **********************
1667 AC_MSG_CHECKING(for gspawn implementation)
1670 GSPAWN=gspawn-win32.lo
1676 AC_MSG_RESULT($GSPAWN)
1679 dnl *************************
1680 dnl *** GIOChannel checks ***
1681 dnl *************************
1683 AC_MSG_CHECKING(for GIOChannel implementation)
1695 dnl *********************************
1696 dnl *** Directory for GIO modules ***
1697 dnl *********************************
1699 AC_ARG_WITH(gio-module-dir,
1700 [AS_HELP_STRING([--with-gio-module-dir=DIR],
1701 [load gio modules from this directory [LIBDIR/gio/modules]])],
1703 [with_gio_module_dir='${libdir}/gio/modules'])
1704 GIO_MODULE_DIR=$with_gio_module_dir
1705 AC_SUBST(GIO_MODULE_DIR)
1707 dnl **********************************
1708 dnl *** Check for libselinux (GIO) ***
1709 dnl **********************************
1710 AC_ARG_ENABLE(selinux,
1711 AS_HELP_STRING([--disable-selinux],
1712 [build without selinux support]))
1715 AS_IF([ test "x$enable_selinux" != "xno"], [
1717 AC_CHECK_LIB(selinux, is_selinux_enabled,
1718 [AC_CHECK_HEADERS(selinux/selinux.h,
1719 [AC_CHECK_LIB(selinux, lgetfilecon_raw,
1720 [AC_DEFINE(HAVE_SELINUX, 1, [Define to 1 if libselinux is available])
1721 SELINUX_LIBS="-lselinux"
1726 AC_SUBST(SELINUX_LIBS)
1728 dnl *****************************
1729 dnl ** Check for inotify (GIO) **
1730 dnl *****************************
1732 AC_CHECK_HEADERS([sys/inotify.h],
1735 AC_CHECK_FUNCS(inotify_init1)
1738 AM_CONDITIONAL(HAVE_INOTIFY, [test "$inotify_support" = "yes"])
1740 dnl ****************************
1741 dnl ** Check for kqueue (GIO) **
1742 dnl ****************************
1744 AC_CHECK_HEADERS([sys/event.h],
1746 AC_CHECK_FUNCS(kqueue kevent, [kqueue_support=yes])
1749 AM_CONDITIONAL(HAVE_KQUEUE, [test "$kqueue_support" = "yes"])
1751 dnl *********************************
1752 dnl ** Check for Solaris FEN (GIO) **
1753 dnl *********************************
1755 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
1757 #ifndef PORT_SOURCE_FILE
1758 #error "Please upgrade to Nevada 72 or above to suppoert FEN"
1760 int main() { return 0; } ]])],
1765 AM_CONDITIONAL(HAVE_FEN, [test "$fen_support" = "yes"])
1767 dnl ****************************
1768 dnl *** Checks for FAM (GIO) ***
1769 dnl ****************************
1771 should_disable_fam=no
1774 AS_HELP_STRING([--disable-fam],
1775 [don't use fam for file system monitoring]),
1777 if test "x$enable_fam" = "xno"; then
1778 should_disable_fam=yes
1784 if test "x$should_disable_fam" = "xno"; then
1785 AC_CHECK_LIB(fam, FAMOpen,
1786 [AC_CHECK_HEADERS(fam.h,
1787 [AC_DEFINE(HAVE_FAM, [], [Define if we have FAM])
1788 AC_CHECK_LIB(fam, FAMNoExists,
1789 AC_DEFINE(HAVE_FAM_NO_EXISTS, [], [Define if we have FAMNoExists in fam]))
1792 AC_MSG_WARN(*** FAM support will not be built (header files not found) ***))],
1793 AC_MSG_WARN(*** FAM support will not be built (FAM library not found) ***))
1796 AM_CONDITIONAL(HAVE_FAM, [test "$fam_support" = "yes"])
1799 dnl *****************************
1800 dnl *** Check for xattr (GIO) ***
1801 dnl *****************************
1802 AC_ARG_ENABLE(xattr,
1803 AS_HELP_STRING([--disable-xattr], [build without xattr support]))
1806 AS_IF([ test "x$enable_xattr" != "xno"], [
1808 dnl either glibc or libattr can provide xattr support
1810 dnl for both of them, we check for getxattr being in
1811 dnl the library and a valid xattr header.
1814 AC_CHECK_LIB(c, getxattr,
1815 [AC_CHECK_HEADERS(sys/xattr.h,
1816 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1820 AS_IF([ test "x$msg_xattr" != "xyes"], [
1821 dnl failure. try libattr
1822 AC_CHECK_LIB(attr, getxattr,
1823 [AC_CHECK_HEADERS(attr/xattr.h,
1824 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1830 AS_IF([ test "x$msg_xattr" = "xyes"], [
1831 AC_MSG_CHECKING([for XATTR_NOFOLLOW])
1834 #ifdef HAVE_SYS_TYPES_H
1835 #include <sys/types.h>
1837 #ifdef HAVE_SYS_XATTR_H
1838 #include <sys/xattr.h>
1839 #elif HAVE_ATTR_XATTR_H
1840 #include <attr/xattr.h>
1843 [ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);],
1845 AC_DEFINE([HAVE_XATTR_NOFOLLOW], [1], [Define to 1 if xattr API uses XATTR_NOFOLLOW])
1846 AC_MSG_RESULT([yes])
1848 [AC_MSG_RESULT([no])]
1852 AC_SUBST(XATTR_LIBS)
1854 dnl ************************
1855 dnl *** check for libelf ***
1856 dnl ************************
1857 AC_ARG_ENABLE(libelf,
1858 AS_HELP_STRING([--disable-libelf], [build without libelf support]))
1859 AS_IF([ test "x$enable_libelf" != "xno"],[
1860 PKG_CHECK_MODULES([LIBELF], [libelf >= 0.8.12], [have_libelf=yes], [have_libelf=maybe])
1861 AS_IF([ test $have_libelf = maybe ], [
1862 glib_save_LIBS=$LIBS
1863 AC_CHECK_LIB([elf], [elf_begin], [:], [have_libelf=no])
1864 AC_CHECK_LIB([elf], [elf_getshdrstrndx], [:], [have_libelf=no])
1865 AC_CHECK_LIB([elf], [elf_getshdrnum], [:], [have_libelf=no])
1866 AC_CHECK_HEADER([libelf.h], [:], [have_libelf=no])
1867 LIBS=$glib_save_LIBS
1869 if test $have_libelf != no; then
1876 if test x$have_libelf = xyes; then
1877 AC_DEFINE(HAVE_LIBELF, 1, [Define if libelf is available])
1880 dnl ****************************************
1881 dnl *** platform dependent source checks ***
1882 dnl ****************************************
1884 AC_MSG_CHECKING(for platform-dependent source)
1886 *-*-cygwin*|*-*-mingw*)
1887 PLATFORMDEP=gwin32.lo
1893 AC_MSG_RESULT($PLATFORMDEP)
1894 AC_SUBST(PLATFORMDEP)
1896 AC_MSG_CHECKING([whether to compile timeloop])
1898 *-*-cygwin*|*-*-mingw*|*-*-minix)
1905 AC_MSG_RESULT($enable_timeloop)
1906 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1908 AC_MSG_CHECKING([if building for some Win32 platform])
1910 *-*-mingw*|*-*-cygwin*)
1917 AC_MSG_RESULT($platform_win32)
1918 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1920 dnl ***********************
1921 dnl *** g_thread checks ***
1922 dnl ***********************
1924 AC_ARG_WITH(threads,
1925 [AS_HELP_STRING([--with-threads=@<:@posix/win32@:>@],
1926 [specify a thread implementation to use])],
1930 dnl error and warning message
1931 dnl *************************
1933 THREAD_NO_IMPLEMENTATION="No thread implementation found."
1935 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1936 platform (normally it's "_REENTRANT"). I'll not use any flag on
1937 compilation now, but then your programs might not work.
1938 Please provide information on how it is done on your system."
1940 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1943 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1944 provide information on your thread implementation."
1946 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1947 functions will not be MT-safe during their first call because
1948 there is no working 'getpwuid_r' on your system."
1950 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1951 because there is no 'localtime_r' on your system."
1953 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1954 linking threaded applications. As GLib cannot do that
1955 automatically, you will get an linkg error everytime you are
1956 not using the right compiler. In that case you have to relink
1957 with the right compiler. Ususally just '_r' is appended
1958 to the compiler name."
1960 dnl determination of thread implementation
1961 dnl ***************************************
1963 AC_MSG_CHECKING(for thread implementation)
1966 AS_IF([ test "x$with_threads" = xyes || test "x$with_threads" = xposix], [
1967 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1968 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1969 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1970 glib_save_CPPFLAGS="$CPPFLAGS"
1971 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1972 AS_IF([ test "x$have_threads" = xno], [
1973 AC_TRY_COMPILE([#include <pthread.h>],
1974 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1977 # Tru64Unix requires -pthread to find pthread.h. See #103020
1978 CPPFLAGS="$CPPFLAGS -pthread"
1979 if test "x$have_threads" = xno; then
1980 AC_TRY_COMPILE([#include <pthread.h>],
1981 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1984 CPPFLAGS="$glib_save_CPPFLAGS"
1986 if test "x$with_threads" = xyes || test "x$with_threads" = xwin32; then
1994 if test "x$have_threads" = xno; then
1995 AC_MSG_RESULT(none available)
1996 AC_MSG_ERROR($THREAD_NO_IMPLEMENTATION)
1998 AC_MSG_RESULT($have_threads)
2002 dnl determination of G_THREAD_CFLAGS
2003 dnl ********************************
2006 G_THREAD_LIBS_EXTRA=
2010 dnl Test program for basic POSIX threads functionality
2012 m4_define([glib_thread_test],[
2013 #include <pthread.h>
2015 void* func(void* data) {check_me = 42; return &check_me;}
2019 pthread_create (&t, $1, func, 0);
2020 pthread_join (t, &ret);
2021 return (check_me != 42 || ret != &check_me);
2024 AS_IF([ test x"$have_threads" = xposix], [
2025 # First we test for posix, whether -pthread or -pthreads do the trick as
2026 # both CPPFLAG and LIBS.
2027 # One of them does for most gcc versions and some other platforms/compilers
2028 # too and could be considered as the canonical way to go.
2030 *-*-cygwin*|*-*-darwin*)
2031 # skip cygwin and darwin -pthread or -pthreads test
2034 # These compiler/linker flags work with both Sun Studio and gcc
2035 # Sun Studio expands -mt to -D_REENTRANT and -lthread
2036 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
2037 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
2038 G_THREAD_LIBS="-lpthread -lthread"
2041 for flag in pthread pthreads mt; do
2042 glib_save_CFLAGS="$CFLAGS"
2043 CFLAGS="$CFLAGS -$flag"
2044 AC_TRY_RUN(glib_thread_test(0),
2045 glib_flag_works=yes,
2047 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test(0))],
2048 glib_flag_works=yes,
2049 glib_flag_works=no)])
2050 CFLAGS="$glib_save_CFLAGS"
2051 if test $glib_flag_works = yes ; then
2052 G_THREAD_CFLAGS=-$flag
2053 G_THREAD_LIBS=-$flag
2061 AS_IF([ test x"$G_THREAD_CFLAGS" = x], [
2063 # The canonical -pthread[s] does not work. Try something different.
2067 if test x"$GCC" = xyes; then
2068 # GCC 3.0 and above needs -pthread.
2069 # Should be coverd by the case above.
2070 # GCC 2.x and below needs -mthreads
2071 G_THREAD_CFLAGS="-mthreads"
2072 G_THREAD_LIBS=$G_THREAD_CFLAGS
2074 # We are probably using the aix compiler. Normaly a
2075 # program would have to be compiled with the _r variant
2076 # of the corresponding compiler, but we as GLib cannot
2077 # do that: but the good news is that for compiling the
2078 # only difference is the added -D_THREAD_SAFE compile
2079 # option. This is according to the "C for AIX User's
2081 G_THREAD_CFLAGS="-D_THREAD_SAFE"
2085 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
2087 *-sysv5uw7*) # UnixWare 7
2088 # We are not using gcc with -pthread. Catched above.
2089 G_THREAD_CFLAGS="-Kthread"
2090 G_THREAD_LIBS=$G_THREAD_CFLAGS
2093 # No flag needed when using MSVCRT.DLL
2097 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
2102 # if we are not finding the localtime_r function, then we probably are
2103 # not using the proper multithread flag
2105 glib_save_CPPFLAGS="$CPPFLAGS"
2106 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2108 # First we test, whether localtime_r is declared in time.h
2109 # directly. Then we test whether a macro localtime_r exists, in
2110 # which case localtime_r in the test program is replaced and thus
2111 # if we still find localtime_r in the output, it is not defined as
2114 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
2115 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
2117 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
2119 CPPFLAGS="$glib_save_CPPFLAGS"
2121 AC_MSG_CHECKING(thread related cflags)
2122 AC_MSG_RESULT($G_THREAD_CFLAGS)
2123 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2125 dnl determination of G_THREAD_LIBS
2126 dnl ******************************
2128 AS_IF([test x$have_threads = xposix], [
2129 glib_save_CPPFLAGS="$CPPFLAGS"
2130 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2131 AS_IF([ test x"$G_THREAD_LIBS" = x ], [
2134 # We are not using gcc (would have set G_THREAD_LIBS) and thus
2135 # probably using the aix compiler.
2136 AC_MSG_WARN($AIX_COMPILE_INFO)
2140 glib_save_LIBS="$LIBS"
2141 for thread_lib in "" pthread pthread32 pthreads thread; do
2142 if test x"$thread_lib" = x; then
2146 add_thread_lib="-l$thread_lib"
2147 IN=" in -l$thread_lib"
2149 if test x"$have_threads" = xposix; then
2152 defattr=pthread_attr_default
2155 LIBS="$add_thread_lib $glib_save_LIBS"
2157 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
2158 AC_TRY_RUN(glib_thread_test($defattr),
2161 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test($defattr))],
2164 AC_MSG_RESULT($glib_result)
2166 if test "$glib_result" = "yes" ; then
2167 G_THREAD_LIBS="$add_thread_lib"
2171 if test "x$G_THREAD_LIBS" = xerror; then
2172 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2174 LIBS="$glib_save_LIBS"
2179 g_threads_impl="POSIX"
2180 AC_DEFINE([THREADS_POSIX], [1], [Use pthreads])
2181 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2182 CPPFLAGS="$glib_save_CPPFLAGS"
2183 ], [test x$have_threads = xwin32], [
2184 AC_DEFINE([THREADS_WIN32], [1], [Use w32 threads])
2185 g_threads_impl="WIN32"
2187 AC_DEFINE([THREADS_NONE], [1], [Use no threads])
2188 g_threads_impl="NONE"
2191 AM_CONDITIONAL(THREADS_POSIX, [test "$g_threads_impl" = "POSIX"])
2192 AM_CONDITIONAL(THREADS_WIN32, [test "$g_threads_impl" = "WIN32"])
2193 AM_CONDITIONAL(THREADS_NONE, [test "$g_threads_impl" = "NONE"])
2195 if test "x$G_THREAD_LIBS" = xerror; then
2196 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2201 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2202 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2208 AC_MSG_CHECKING(thread related libraries)
2209 AC_MSG_RESULT($G_THREAD_LIBS)
2211 dnl check for mt safe function variants and some posix functions
2212 dnl ************************************************************
2214 glib_save_LIBS="$LIBS"
2215 # we are not doing the following for now, as this might require glib
2216 # to always be linked with the thread libs on some platforms.
2217 # LIBS="$LIBS $G_THREAD_LIBS"
2218 AC_CHECK_FUNCS(localtime_r gmtime_r)
2219 AS_IF([ test "$ac_cv_header_pwd_h" = "yes"], [
2220 AC_CACHE_CHECK([for posix getpwuid_r],
2221 ac_cv_func_posix_getpwuid_r,
2227 struct passwd pwd, *pwptr = &pwd;
2230 error = getpwuid_r (0, &pwd, buffer,
2231 sizeof (buffer), &pwptr);
2232 return (error < 0 && errno == ENOSYS)
2235 [ac_cv_func_posix_getpwuid_r=yes],
2236 [ac_cv_func_posix_getpwuid_r=no])])
2237 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2238 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2239 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2240 [Have POSIX function getpwuid_r])
2242 AC_CACHE_CHECK([for nonposix getpwuid_r],
2243 ac_cv_func_nonposix_getpwuid_r,
2244 [AC_TRY_LINK([#include <pwd.h>],
2245 [char buffer[10000];
2247 getpwuid_r (0, &pwd, buffer,
2249 [ac_cv_func_nonposix_getpwuid_r=yes],
2250 [ac_cv_func_nonposix_getpwuid_r=no])])
2251 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2252 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2253 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2254 [Have non-POSIX function getpwuid_r])
2258 AS_IF([ test "$ac_cv_header_grp_h" = "yes"], [
2259 AC_CACHE_CHECK([for posix getgrgid_r],
2260 ac_cv_func_posix_getgrgid_r,
2266 struct group grp, *grpptr = &grp;
2269 error = getgrgid_r (0, &grp, buffer,
2270 sizeof (buffer), &grpptr);
2271 return (error < 0 && errno == ENOSYS)
2274 [ac_cv_func_posix_getgrgid_r=yes],
2275 [ac_cv_func_posix_getgrgid_r=no])])
2276 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2277 AS_IF([ test "$ac_cv_func_posix_getgrgid_r" = yes ], [
2278 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2279 [Have POSIX function getgrgid_r])
2281 AC_CACHE_CHECK([for nonposix getgrgid_r],
2282 ac_cv_func_nonposix_getgrgid_r,
2283 [AC_TRY_LINK([#include <grp.h>],
2284 [char buffer[10000];
2286 getgrgid_r (0, &grp, buffer,
2288 [ac_cv_func_nonposix_getgrgid_r=yes],
2289 [ac_cv_func_nonposix_getgrgid_r=no])])
2290 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2291 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2292 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2293 [Have non-POSIX function getgrgid_r])
2297 LIBS="$G_THREAD_LIBS $LIBS"
2298 AS_IF([ test x"$have_threads" = xposix], [
2299 glib_save_CPPFLAGS="$CPPFLAGS"
2300 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2301 # This is not AC_CHECK_FUNC to also work with function
2302 # name mangling in header files.
2303 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2306 [#include <pthread.h>],
2307 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)])],
2309 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2310 [Have function pthread_attr_setstacksize])],
2311 [AC_MSG_RESULT(no)])
2312 AC_MSG_CHECKING(for pthread_condattr_setclock)
2315 [#include <pthread.h>],
2316 [pthread_condattr_t a; pthread_condattr_setclock(&a,0)])],
2318 AC_DEFINE(HAVE_PTHREAD_CONDATTR_SETCLOCK,1,
2319 [Have function pthread_condattr_setclock])],
2320 [AC_MSG_RESULT(no)])
2321 CPPFLAGS="$glib_save_CPPFLAGS"
2324 LIBS="$glib_save_LIBS"
2326 # now spit out all the warnings.
2327 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2328 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2329 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2331 if test "$ac_cv_func_localtime_r" != "yes"; then
2332 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2336 # Hack to deal with:
2338 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2339 # building shared libraries with linux.
2340 # b) FreeBSD doesn't do this either.
2343 *-*-freebsd*|*-*-linux*)
2344 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2347 LDFLAGS="$LDFLAGS -pthread"
2350 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2354 AC_SUBST(G_THREAD_CFLAGS)
2355 AC_SUBST(G_THREAD_LIBS)
2356 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2357 AC_SUBST(G_THREAD_LIBS_EXTRA)
2359 AC_CHECK_FUNCS(clock_gettime, [], [
2360 AC_CHECK_LIB(rt, clock_gettime, [
2361 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2362 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2363 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2368 dnl ************************
2369 dnl *** g_atomic_* tests ***
2370 dnl ************************
2372 dnl We need to decide at configure time if GLib will use real atomic
2373 dnl operations ("lock free") or emulated ones with a mutex. This is
2374 dnl because we must put this information in glibconfig.h so we know if
2375 dnl it is safe or not to inline using compiler intrinsics directly from
2378 dnl We also publish the information via G_ATOMIC_LOCK_FREE in case the
2379 dnl user is interested in knowing if they can use the atomic ops across
2382 dnl We can currently support the atomic ops natively when building GLib
2383 dnl with recent versions of GCC or MSVC. MSVC doesn't run ./configure,
2384 dnl so we skip that case here and define G_ATOMIC_LOCK_FREE exactly when
2385 dnl we are using GCC (and not mingw*).
2387 dnl Note that the atomic ops are only available with GCC on x86 when
2388 dnl using -march=i486 or higher. If we detect that the atomic ops are
2389 dnl not available but would be available given the right flags, we want
2390 dnl to abort and advise the user to fix their CFLAGS. It's better to do
2391 dnl that then to silently fall back on emulated atomic ops just because
2392 dnl the user had the wrong build environment.
2394 dnl We may add other compilers here in the future...
2396 AC_CACHE_CHECK([for lock-free atomic intrinsics], glib_cv_g_atomic_lock_free, [
2399 glib_cv_g_atomic_lock_free=yes
2403 [volatile int atomic = 2;\
2404 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2405 [glib_cv_g_atomic_lock_free=yes],
2406 [glib_cv_g_atomic_lock_free=no])
2407 if test "$glib_cv_g_atomic_lock_free" = "no"; then
2408 SAVE_CFLAGS="${CFLAGS}"
2409 CFLAGS="-march=i486"
2411 [volatile int atomic = 2;\
2412 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2413 [AC_MSG_ERROR([GLib must be build with -march=i486 or later.])],
2415 CFLAGS="${SAVE_CFLAGS}"
2425 # Some compilers support atomic operations but do not define
2426 # __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, like clang
2427 if test x"$glib_cv_g_atomic_lock_free" = xyes; then
2429 [__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4;],
2431 [AC_DEFINE(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, 1, [ compiler supports atomic operations])])
2436 dnl We need a more robust approach here...
2438 i?86|x86_64|s390|s390x|arm*|crisv32*|etrax*)
2439 glib_memory_barrier_needed=no
2441 sparc*|alpha*|powerpc*|ia64)
2442 glib_memory_barrier_needed=yes
2445 glib_memory_barrier_needed=yes
2449 dnl ************************
2450 dnl ** Check for futex(2) **
2451 dnl ************************
2452 AC_CACHE_CHECK(for futex(2) system call,
2453 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2454 #include <linux/futex.h>
2455 #include <sys/syscall.h>
2461 /* it is not like this actually runs or anything... */
2462 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2465 ])],glib_cv_futex=yes,glib_cv_futex=no))
2466 if test x"$glib_cv_futex" = xyes; then
2467 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2470 AC_CACHE_CHECK(for eventfd(2) system call,
2471 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2472 #include <sys/eventfd.h>
2478 eventfd (0, EFD_CLOEXEC);
2481 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2482 if test x"$glib_cv_eventfd" = x"yes"; then
2483 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2485 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2487 dnl ****************************************
2488 dnl *** GLib POLL* compatibility defines ***
2489 dnl ****************************************
2491 glib_poll_includes=["
2492 #include <sys/types.h>
2493 #include <sys/poll.h>
2496 AS_IF([ test $ac_cv_header_sys_types_h = yes &&
2497 test $ac_cv_header_sys_poll_h = yes ], [
2499 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2500 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2501 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2502 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2503 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2504 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2505 if $glib_failed ; then
2506 AC_MSG_ERROR([Could not determine values for POLL* constants])
2509 glib_cv_value_POLLIN=1
2510 glib_cv_value_POLLOUT=4
2511 glib_cv_value_POLLPRI=2
2512 glib_cv_value_POLLERR=8
2513 glib_cv_value_POLLHUP=16
2514 glib_cv_value_POLLNVAL=32
2517 AC_MSG_CHECKING([for broken poll])
2518 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2522 #ifdef HAVE_SYS_POLL_H
2523 #include <sys/poll.h>
2526 struct pollfd fds[1];
2528 fd = open("/dev/null", 1);
2530 fds[0].events = POLLIN;
2532 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2533 exit(1); /* Does not work for devices -- fail */
2539 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2540 [broken_poll="no (cross compiling)"])
2541 AC_MSG_RESULT($broken_poll)
2543 dnl *********************
2544 dnl *** GRegex checks ***
2545 dnl *********************
2547 PCRE_REQUIRED_VERSION=8.13
2549 # Check if we should use the internal or the system-supplied pcre
2551 [AS_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2552 [whether to use system PCRE [default=internal]])])
2554 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2556 AS_IF([ test "x$with_pcre" = xsystem], [
2557 PKG_CHECK_MODULES(PCRE,
2558 libpcre >= $PCRE_REQUIRED_VERSION)
2559 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2560 glib_save_CFLAGS="$CFLAGS"
2561 glib_save_LIBS="$LIBS"
2562 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2563 AC_TRY_RUN([#include <pcre.h>
2566 pcre_config (PCRE_CONFIG_UTF8, &support);
2569 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2574 glib_cv_pcre_has_unicode=yes,
2575 glib_cv_pcre_has_unicode=no,
2576 glib_cv_pcre_has_unicode=yes)
2577 CFLAGS="$glib_save_CFLAGS"
2578 LIBS="$glib_save_LIBS"
2580 if test "$glib_cv_pcre_has_unicode" = "no"; then
2581 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2583 AC_SUBST(PCRE_CFLAGS)
2585 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2586 PCRE_REQUIRES=libpcre
2587 AC_SUBST(PCRE_REQUIRES)
2589 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2590 AS_IF([ test x"$GCC" = xyes], [
2591 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2592 save_CFLAGS="$CFLAGS"
2593 CFLAGS="$CFLAGS -Wno-pointer-sign"
2594 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2595 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2596 CFLAGS="$save_CFLAGS"
2599 AC_SUBST(PCRE_WARN_CFLAGS)
2601 dnl **********************
2602 dnl *** Win32 API libs ***
2603 dnl **********************
2607 G_LIBS_EXTRA="-luser32 -lkernel32"
2610 G_LIBS_EXTRA="-lws2_32 -lole32 -lwinmm -lshlwapi"
2616 AC_SUBST(G_LIBS_EXTRA)
2618 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2619 dnl since we need it for g_iconv()
2621 AC_MSG_CHECKING([for EILSEQ])
2627 ], have_eilseq=yes, have_eilseq=no);
2628 AC_MSG_RESULT($have_eilseq)
2630 dnl ******************************************************************
2631 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2632 dnl *** glib-compile-schemas in PATH ***
2633 dnl ******************************************************************
2635 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2637 AS_IF([ test $cross_compiling = yes && test x$enable_modular_tests = xyes], [
2638 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2639 if test x$GLIB_GENMARSHAL = xno; then
2640 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2643 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2644 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2645 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2648 AC_PATH_PROG(GLIB_COMPILE_RESOURCES, glib-compile-resources, no)
2649 if test x$GLIB_COMPILE_RESOURCES = xno; then
2650 AC_MSG_ERROR(Could not find a glib-compile-resources in your PATH)
2654 dnl **************************
2655 dnl *** Checks for gtk-doc ***
2656 dnl **************************
2657 # gtkdocize greps for ^GTK_DOC_CHECK and parses it, so you need to have
2658 # it on it's own line.
2659 m4_ifdef([GTK_DOC_CHECK], [
2660 GTK_DOC_CHECK([1.15], [--flavour no-tmpl])
2662 AM_CONDITIONAL([ENABLE_GTK_DOC],[false])
2666 [AS_HELP_STRING([--enable-man],
2667 [generate man pages [default=auto]])],,
2670 AS_IF([test "$enable_man" != no], [
2671 AC_PATH_PROG([XSLTPROC], [xsltproc])
2672 AS_IF([test -z "$XSLTPROC"], [
2673 AS_IF([test "$enable_man" = yes], [
2674 AC_MSG_ERROR([xsltproc is required for --enable-man])
2680 AS_IF([ test "$enable_man" != no ], [
2681 dnl check for DocBook DTD in the local catalog
2682 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2683 [DocBook XML DTD V4.1.2], [have_docbook_dtd=yes], [have_docbook_dtd=no])
2684 AS_IF([test "$have_docbook_dtd" != yes], [
2685 AS_IF([test "$enable_man" = yes ], [
2686 AC_MSG_ERROR([DocBook DTD is required for --enable-man])
2692 AS_IF([test "$enable_man" != no], [
2693 dnl check for DocBook XSL stylesheets in the local catalog
2694 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2695 [DocBook XSL Stylesheets], [have_docbook_style=yes],[have_docbook_style=no])
2696 AS_IF([ test "$have_docbook_dtd" != yes ], [
2697 AS_IF([ test "$enable_man" = yes ], [
2698 AC_MSG_ERROR([DocBook XSL Stylesheets are required for --enable-man])
2704 AM_CONDITIONAL(ENABLE_MAN, test "$enable_man" != no)
2706 AC_MSG_CHECKING([whether to generate man pages])
2707 AS_IF([ test "$enable_man" != no ], [
2708 AC_MSG_RESULT([yes])
2717 AC_ARG_ENABLE([dtrace],
2718 [AS_HELP_STRING([--enable-dtrace],
2719 [include tracing support for dtrace])])
2721 AC_MSG_CHECKING([whether to include dtrace tracing support])
2722 AS_IF([ test "x$enable_dtrace" != xno], [
2723 if test x$glib_have_carbon = xyes; then
2724 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2726 AC_MSG_RESULT([yes])
2727 AC_CHECK_PROGS(DTRACE, dtrace)
2728 if test -z "$DTRACE"; then
2729 if test "x$enable_dtrace" = xyes; then
2730 AC_MSG_ERROR([dtrace not found])
2733 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2734 [if test "x$enable_dtrace" = xyes; then
2735 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2742 if test "x$have_dtrace" = xyes; then
2743 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2745 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2747 AC_MSG_CHECKING([whether to include systemtap tracing support])
2748 AC_ARG_ENABLE([systemtap],
2749 [AS_HELP_STRING([--enable-systemtap],
2750 [include tracing support for systemtap])])
2752 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2755 AC_MSG_RESULT(${have_systemtap})
2757 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2759 AC_ARG_WITH([tapset-install-dir],
2760 AS_HELP_STRING([--with-tapset-install-dir=DIR],
2761 [path where systemtap tapsets are installed [DATADIR/systemtap/tapset]]),
2762 [if test "x${withval}" = x; then
2763 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2765 ABS_TAPSET_DIR="${withval}"
2767 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2768 AC_SUBST(ABS_TAPSET_DIR)
2770 dnl ************************************
2771 dnl *** Enable lcov coverage reports ***
2772 dnl ************************************
2775 AS_HELP_STRING([--enable-gcov],
2776 [enable coverage testing with gcov]),
2777 [use_gcov=$enableval], [use_gcov=no])
2779 AS_IF([ test "x$use_gcov" = "xyes"], [
2781 if test "$GCC" != "yes"; then
2782 AC_MSG_ERROR([GCC is required for --enable-gcov])
2785 dnl Check if ccache is being used
2786 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2787 case `$SHTOOL path $CC` in
2788 *ccache*[)] gcc_ccache=yes;;
2789 *[)] gcc_ccache=no;;
2792 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2793 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2796 ltp_version_list="1.6 1.7 1.8 1.9"
2797 AC_CHECK_PROG(LTP, lcov, lcov)
2798 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2800 AS_IF([ test "$LTP" ], [
2801 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2802 glib_cv_ltp_version=invalid
2803 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2804 for ltp_check_version in $ltp_version_list; do
2805 if test "$ltp_version" = "$ltp_check_version"; then
2806 glib_cv_ltp_version="$ltp_check_version (ok)"
2811 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
2812 AC_MSG_ERROR([$ltp_msg])
2815 case $glib_cv_ltp_version in
2817 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
2818 AC_MSG_ERROR([$ltp_msg])
2823 if test -z "$LTP_GENHTML"; then
2824 AC_MSG_ERROR([Could not find genhtml from the LTP package])
2827 dnl Remove all optimization flags from CFLAGS
2829 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
2832 dnl Add the special gcc flags
2833 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
2834 LDFLAGS="$LDFLAGS -lgcov"
2837 dnl ******************************
2838 dnl *** output the whole stuff ***
2839 dnl ******************************
2841 dnl this section will only be run if config.status is invoked with no
2842 dnl arguments, or with "glib/glibconfig.h" as an argument.
2843 AC_CONFIG_COMMANDS([glib/glibconfig.h],
2845 outfile=glib/glibconfig.h-tmp
2846 cat > $outfile <<\_______EOF
2849 * This is a generated file. Please modify 'configure.ac'
2852 #ifndef __GLIBCONFIG_H__
2853 #define __GLIBCONFIG_H__
2855 #include <glib/gmacros.h>
2859 if test x$glib_limits_h = xyes; then
2860 echo '#include <limits.h>' >> $outfile
2862 if test x$glib_float_h = xyes; then
2863 echo '#include <float.h>' >> $outfile
2865 if test x$glib_values_h = xyes; then
2866 echo '#include <values.h>' >> $outfile
2868 if test "$glib_header_alloca_h" = "yes"; then
2869 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2871 if test x$glib_sys_poll_h = xyes; then
2872 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2874 if test x$glib_included_printf != xyes; then
2876 /* Specifies that GLib's g_print*() functions wrap the
2877 * system printf functions. This is useful to know, for example,
2878 * when using glibc's register_printf_function().
2880 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
2883 cat >> $outfile <<_______EOF
2887 #define G_MINFLOAT $glib_mf
2888 #define G_MAXFLOAT $glib_Mf
2889 #define G_MINDOUBLE $glib_md
2890 #define G_MAXDOUBLE $glib_Md
2891 #define G_MINSHORT $glib_ms
2892 #define G_MAXSHORT $glib_Ms
2893 #define G_MAXUSHORT $glib_Mus
2894 #define G_MININT $glib_mi
2895 #define G_MAXINT $glib_Mi
2896 #define G_MAXUINT $glib_Mui
2897 #define G_MINLONG $glib_ml
2898 #define G_MAXLONG $glib_Ml
2899 #define G_MAXULONG $glib_Mul
2904 ### this should always be true in a modern C/C++ compiler
2905 cat >>$outfile <<_______EOF
2906 typedef signed char gint8;
2907 typedef unsigned char guint8;
2911 if test -n "$gint16"; then
2912 cat >>$outfile <<_______EOF
2913 typedef signed $gint16 gint16;
2914 typedef unsigned $gint16 guint16;
2915 #define G_GINT16_MODIFIER $gint16_modifier
2916 #define G_GINT16_FORMAT $gint16_format
2917 #define G_GUINT16_FORMAT $guint16_format
2922 if test -n "$gint32"; then
2923 cat >>$outfile <<_______EOF
2924 typedef signed $gint32 gint32;
2925 typedef unsigned $gint32 guint32;
2926 #define G_GINT32_MODIFIER $gint32_modifier
2927 #define G_GINT32_FORMAT $gint32_format
2928 #define G_GUINT32_FORMAT $guint32_format
2932 cat >>$outfile <<_______EOF
2933 #define G_HAVE_GINT64 1 /* deprecated, always true */
2935 ${glib_extension}typedef signed $gint64 gint64;
2936 ${glib_extension}typedef unsigned $gint64 guint64;
2938 #define G_GINT64_CONSTANT(val) $gint64_constant
2939 #define G_GUINT64_CONSTANT(val) $guint64_constant
2942 if test x$gint64_format != x ; then
2943 cat >>$outfile <<_______EOF
2944 #define G_GINT64_MODIFIER $gint64_modifier
2945 #define G_GINT64_FORMAT $gint64_format
2946 #define G_GUINT64_FORMAT $guint64_format
2949 cat >>$outfile <<_______EOF
2950 #undef G_GINT64_MODIFIER
2951 #undef G_GINT64_FORMAT
2952 #undef G_GUINT64_FORMAT
2956 cat >>$outfile <<_______EOF
2958 #define GLIB_SIZEOF_VOID_P $glib_void_p
2959 #define GLIB_SIZEOF_LONG $glib_long
2960 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2964 cat >>$outfile <<_______EOF
2965 typedef signed $glib_size_type_define gssize;
2966 typedef unsigned $glib_size_type_define gsize;
2967 #define G_GSIZE_MODIFIER $gsize_modifier
2968 #define G_GSSIZE_FORMAT $gssize_format
2969 #define G_GSIZE_FORMAT $gsize_format
2971 #define G_MAXSIZE G_MAXU$glib_msize_type
2972 #define G_MINSSIZE G_MIN$glib_msize_type
2973 #define G_MAXSSIZE G_MAX$glib_msize_type
2975 typedef gint64 goffset;
2976 #define G_MINOFFSET G_MININT64
2977 #define G_MAXOFFSET G_MAXINT64
2979 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
2980 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
2981 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
2985 if test -z "$glib_unknown_void_p"; then
2986 cat >>$outfile <<_______EOF
2988 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2989 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2991 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2992 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2994 typedef signed $glib_intptr_type_define gintptr;
2995 typedef unsigned $glib_intptr_type_define guintptr;
2997 #define G_GINTPTR_MODIFIER $gintptr_modifier
2998 #define G_GINTPTR_FORMAT $gintptr_format
2999 #define G_GUINTPTR_FORMAT $guintptr_format
3002 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
3007 cat >>$outfile <<_______EOF
3012 $glib_static_compilation
3017 #define G_HAVE_INLINE 1
3018 #else /* !__cplusplus */
3020 #endif /* !__cplusplus */
3023 #define G_CAN_INLINE 1
3026 if test x$g_can_inline = xyes ; then
3027 cat >>$outfile <<_______EOF
3028 #else /* !__cplusplus */
3029 #define G_CAN_INLINE 1
3033 cat >>$outfile <<_______EOF
3038 if test x$g_have_iso_c_varargs = xyes ; then
3039 cat >>$outfile <<_______EOF
3041 # define G_HAVE_ISO_VARARGS 1
3045 if test x$g_have_iso_cxx_varargs = xyes ; then
3046 cat >>$outfile <<_______EOF
3048 # define G_HAVE_ISO_VARARGS 1
3052 if test x$g_have_gnuc_varargs = xyes ; then
3053 cat >>$outfile <<_______EOF
3055 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3056 * is passed ISO vararg support is turned off, and there is no work
3057 * around to turn it on, so we unconditionally turn it off.
3059 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3060 # undef G_HAVE_ISO_VARARGS
3063 #define G_HAVE_GNUC_VARARGS 1
3067 case x$g_stack_grows in
3068 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3069 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3074 if test x$g_have_eilseq = xno; then
3075 cat >>$outfile <<_______EOF
3077 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3078 * The correspondence between this and the corresponding definition
3079 * in libiconv is essential.
3081 # define EILSEQ ENOENT
3087 if test x$g_have_gnuc_visibility = xyes; then
3088 cat >>$outfile <<_______EOF
3089 #define G_HAVE_GNUC_VISIBILITY 1
3092 cat >>$outfile <<_______EOF
3093 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3094 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3095 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3096 #define G_GNUC_INTERNAL __hidden
3097 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3098 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3100 #define G_GNUC_INTERNAL
3105 cat >>$outfile <<_______EOF
3106 #define G_THREADS_ENABLED
3107 #define G_THREADS_IMPL_$g_threads_impl_def
3110 if test x"$g_memory_barrier_needed" != xno; then
3112 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3114 if test x"$g_atomic_lock_free" = xyes; then
3116 echo "#define G_ATOMIC_LOCK_FREE" >>$outfile
3119 g_bit_sizes="16 32 64"
3120 for bits in $g_bit_sizes; do
3121 cat >>$outfile <<_______EOF
3122 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3123 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3124 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3125 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3129 cat >>$outfile <<_______EOF
3130 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3131 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3132 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3133 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3134 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3135 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3136 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3137 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3138 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3139 #define GSSIZE_TO_LE(val) ((gssize) GINT${gsizebits}_TO_LE (val))
3140 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3141 #define GSSIZE_TO_BE(val) ((gssize) GINT${gsizebits}_TO_BE (val))
3142 #define G_BYTE_ORDER $g_byte_order
3144 #define GLIB_SYSDEF_POLLIN =$g_pollin
3145 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3146 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3147 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3148 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3149 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3151 #define G_MODULE_SUFFIX "$g_module_suffix"
3153 typedef $g_pid_type GPid;
3155 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3156 #define GLIB_SYSDEF_AF_INET $g_af_inet
3157 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3159 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3160 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3161 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3165 #endif /* __GLIBCONFIG_H__ */
3169 if cmp -s $outfile glib/glibconfig.h; then
3170 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3173 mv $outfile glib/glibconfig.h
3177 # Note that if two cases are the same, case goes with the first one.
3178 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3179 # on variable expansion in case labels. Look at the generated config.status
3182 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3183 glib_header_alloca_h="$ac_cv_working_alloca_h"
3185 glib_header_alloca_h="$ac_cv_header_alloca_h"
3189 x$ac_cv_header_float_h)
3191 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3192 glib_md=DBL_MIN glib_Md=DBL_MAX
3194 x$ac_cv_header_values_h)
3196 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3197 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3202 x$ac_cv_header_limits_h)
3204 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3205 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3206 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3208 x$ac_cv_header_values_h)
3210 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3211 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3212 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3216 if test x$ac_cv_header_sys_poll_h = xyes ; then
3220 if test x$enable_included_printf = xyes ; then
3221 glib_included_printf=yes
3225 $ac_cv_sizeof_short)
3227 gint16_modifier='"h"'
3228 gint16_format='"hi"'
3229 guint16_format='"hu"'
3233 gint16_modifier='""'
3235 guint16_format='"u"'
3239 $ac_cv_sizeof_short)
3241 gint32_modifier='"h"'
3242 gint32_format='"hi"'
3243 guint32_format='"hu"'
3247 gint32_modifier='""'
3249 guint32_format='"u"'
3253 gint32_modifier='"l"'
3254 gint32_format='"li"'
3255 guint32_format='"lu"'
3261 gint64_modifier='""'
3263 guint64_format='"u"'
3265 gint64_constant='(val)'
3266 guint64_constant='(val)'
3270 gint64_modifier='"l"'
3271 gint64_format='"li"'
3272 guint64_format='"lu"'
3274 gint64_constant='(val##L)'
3275 guint64_constant='(val##UL)'
3277 $ac_cv_sizeof_long_long)
3279 if test -n "$glib_cv_long_long_format"; then
3280 gint64_modifier='"'$glib_cv_long_long_format'"'
3281 gint64_format='"'$glib_cv_long_long_format'i"'
3282 guint64_format='"'$glib_cv_long_long_format'u"'
3284 glib_extension='G_GNUC_EXTENSION '
3285 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3286 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3288 $ac_cv_sizeof___int64)
3290 if test -n "$glib_cv_long_long_format"; then
3291 gint64_modifier='"'$glib_cv_long_long_format'"'
3292 gint64_format='"'$glib_cv_long_long_format'i"'
3293 guint64_format='"'$glib_cv_long_long_format'u"'
3296 gint64_constant='(val##i64)'
3297 guint64_constant='(val##ui64)'
3300 glib_size_t=$ac_cv_sizeof_size_t
3301 glib_size_type_define="$glib_size_type"
3302 glib_void_p=$ac_cv_sizeof_void_p
3303 glib_long=$ac_cv_sizeof_long
3305 case "$glib_size_type" in
3307 gsize_modifier='"h"'
3309 gssize_format='"hi"'
3310 glib_msize_type='SHRT'
3316 glib_msize_type='INT'
3319 gsize_modifier='"l"'
3321 gssize_format='"li"'
3322 glib_msize_type='LONG'
3324 "long long"|__int64)
3325 gsize_modifier='"I64"'
3326 gsize_format='"I64u"'
3327 gssize_format='"I64i"'
3328 glib_msize_type='INT64'
3332 gintbits=`expr $ac_cv_sizeof_int \* 8`
3333 glongbits=`expr $ac_cv_sizeof_long \* 8`
3334 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3336 case $ac_cv_sizeof_void_p in
3338 glib_intptr_type_define=int
3339 gintptr_modifier='""'
3340 gintptr_format='"i"'
3341 guintptr_format='"u"'
3342 glib_gpi_cast='(gint)'
3343 glib_gpui_cast='(guint)'
3346 glib_intptr_type_define=long
3347 gintptr_modifier='"l"'
3348 gintptr_format='"li"'
3349 guintptr_format='"lu"'
3350 glib_gpi_cast='(glong)'
3351 glib_gpui_cast='(gulong)'
3353 $ac_cv_sizeof_long_long)
3354 glib_intptr_type_define='long long'
3355 gintptr_modifier='"I64"'
3356 gintptr_format='"I64i"'
3357 guintptr_format='"I64u"'
3358 glib_gpi_cast='(gint64)'
3359 glib_gpui_cast='(guint64)'
3361 $ac_cv_sizeof___int64)
3362 glib_intptr_type_define=__int64
3363 gintptr_modifier='"I64"'
3364 gintptr_format='"I64i"'
3365 guintptr_format='"I64u"'
3366 glib_gpi_cast='(gint64)'
3367 glib_gpui_cast='(guint64)'
3370 glib_unknown_void_p=yes
3376 x$ac_cv_func_atexit)
3378 #ifdef NeXT /* @#%@! NeXTStep */
3379 # define g_ATEXIT(proc) (!atexit (proc))
3381 # define g_ATEXIT(proc) (atexit (proc))
3384 x$ac_cv_func_on_exit)
3386 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3391 x$ac_cv_func_memmove)
3393 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3395 x$glib_cv_working_bcopy)
3397 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3398 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3402 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3403 * so we have to roll our own copy routine. */
3404 void g_memmove (void* dest, const void * src, unsigned long len);"
3409 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3410 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3411 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3415 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3416 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3420 if test x$glib_cv_va_val_copy = xno; then
3421 glib_vacopy="\$glib_vacopy
3422 #define G_VA_COPY_AS_ARRAY 1"
3425 if test x$glib_cv_hasinline = xyes; then
3426 glib_inline='#define G_HAVE_INLINE 1'
3428 if test x$glib_cv_has__inline = xyes; then
3429 glib_inline="\$glib_inline
3430 #define G_HAVE___INLINE 1"
3432 if test x$glib_cv_has__inline__ = xyes; then
3433 glib_inline="\$glib_inline
3434 #define G_HAVE___INLINE__ 1"
3437 g_have_gnuc_varargs=$g_have_gnuc_varargs
3438 g_have_iso_c_varargs=$g_have_iso_c_varargs
3439 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3441 g_can_inline=$g_can_inline
3442 g_have_gnuc_visibility=$g_have_gnuc_visibility
3443 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3445 if test x$ac_cv_c_bigendian = xyes; then
3446 g_byte_order=G_BIG_ENDIAN
3450 g_byte_order=G_LITTLE_ENDIAN
3455 g_pollin=$glib_cv_value_POLLIN
3456 g_pollout=$glib_cv_value_POLLOUT
3457 g_pollpri=$glib_cv_value_POLLPRI
3458 g_pollhup=$glib_cv_value_POLLHUP
3459 g_pollerr=$glib_cv_value_POLLERR
3460 g_pollnval=$glib_cv_value_POLLNVAL
3462 # If a family is not found on the system, define that family to
3463 # a negative value, picking a different one for each undefined
3464 # family (-1 for AF_UNIX, -2 for the next one, -3 ...)
3465 # This is needed because glib-mkenums doesn't handle optional
3466 # values in enums, and thus we have to have all existing values
3467 # defined in the enum.
3468 if test "x$glib_cv_value_AF_UNIX" != "x"; then
3469 g_af_unix=$glib_cv_value_AF_UNIX
3473 g_af_inet=$glib_cv_value_AF_INET
3474 g_af_inet6=$glib_cv_value_AF_INET6
3476 g_msg_peek=$glib_cv_value_MSG_PEEK
3477 g_msg_oob=$glib_cv_value_MSG_OOB
3478 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3480 g_stack_grows=$glib_cv_stack_grows
3482 g_have_eilseq=$have_eilseq
3484 g_threads_impl_def=$g_threads_impl
3486 g_atomic_lock_free="$glib_cv_g_atomic_lock_free"
3487 g_memory_barrier_needed="$glib_memory_barrier_needed"
3488 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3490 g_module_suffix="$glib_gmodule_suffix"
3492 g_pid_type="$glib_pid_type"
3495 glib_os="#define G_OS_BEOS"
3498 glib_os="#define G_OS_UNIX
3499 #define G_PLATFORM_WIN32
3500 #define G_WITH_CYGWIN"
3503 glib_os="#define G_OS_WIN32
3504 #define G_PLATFORM_WIN32"
3507 glib_os="#define G_OS_UNIX"
3510 glib_static_compilation=""
3511 if test x$glib_win32_static_compilation = xyes; then
3512 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3513 #define GOBJECT_STATIC_COMPILATION 1"
3517 # Redo enough to get guint32 and guint64 for the alignment checks below
3519 $ac_cv_sizeof_short)
3536 $ac_cv_sizeof_long_long)
3539 $ac_cv_sizeof___int64)
3544 AC_CHECK_TYPE([guint32],,,[typedef unsigned $gint32 guint32;])
3545 AC_CHECK_ALIGNOF([guint32], [AC_INCLUDES_DEFAULT
3546 typedef unsigned $gint32 guint32;])
3547 AC_CHECK_TYPE([guint64],,,[typedef unsigned $gint64 guint64;])
3548 AC_CHECK_ALIGNOF([guint64], [AC_INCLUDES_DEFAULT
3549 typedef unsigned $gint64 guint64;])
3550 AC_CHECK_TYPE([unsigned long])
3551 AC_CHECK_ALIGNOF([unsigned long])
3553 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3555 # 1.2.14 required for dbus_message_set_serial
3556 AS_IF([ test x$enable_modular_tests = xyes], [
3557 PKG_CHECK_MODULES(DBUS1,
3559 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3561 AC_SUBST(DBUS1_CFLAGS)
3562 AC_SUBST(DBUS1_LIBS)
3564 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3566 AC_CHECK_PROGS([DBUS_DAEMON], [dbus-daemon])
3567 AM_CONDITIONAL([HAVE_DBUS_DAEMON], [test x$DBUS_DAEMON = xdbus-daemon ])
3570 dnl Check for -Bsymbolic-functions linker flag used to avoid
3571 dnl intra-library PLT jumps, if available.
3574 AC_ARG_ENABLE(Bsymbolic,
3575 [AS_HELP_STRING([--disable-Bsymbolic],
3576 [avoid linking with -Bsymbolic])],,
3577 [SAVED_LDFLAGS="${LDFLAGS}"
3578 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3579 LDFLAGS=-Wl,-Bsymbolic-functions
3580 AC_TRY_LINK([], [int main (void) { return 0; }],
3582 enable_Bsymbolic=yes,
3584 enable_Bsymbolic=no)
3585 LDFLAGS="${SAVED_LDFLAGS}"])
3587 if test "x${enable_Bsymbolic}" = "xyes"; then
3588 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3591 AC_SUBST(GLIB_LINK_FLAGS)
3594 dnl Check for -fvisibility=hidden to determine if we can do GNU-style
3595 dnl visibility attributes for symbol export control
3597 GLIB_HIDDEN_VISIBILITY_CFLAGS=""
3600 dnl on mingw32 we do -fvisibility=hidden and __declspec(dllexport)
3601 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) __declspec(dllexport) extern],
3602 [defines how to decorate public symbols while building])
3603 CFLAGS="${CFLAGS} -fvisibility=hidden"
3606 dnl on other compilers, check if we can do -fvisibility=hidden
3607 SAVED_CFLAGS="${CFLAGS}"
3608 CFLAGS="-fvisibility=hidden"
3609 AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
3610 AC_TRY_COMPILE([], [int main (void) { return 0; }],
3612 enable_fvisibility_hidden=yes,
3614 enable_fvisibility_hidden=no)
3615 CFLAGS="${SAVED_CFLAGS}"
3617 AS_IF([test "${enable_fvisibility_hidden}" = "yes"], [
3618 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) extern],
3619 [defines how to decorate public symbols while building])
3620 GLIB_HIDDEN_VISIBILITY_CFLAGS="-fvisibility=hidden"
3624 AC_SUBST(GLIB_HIDDEN_VISIBILITY_CFLAGS)
3626 dnl Compiler flags; macro originates from systemd
3627 dnl See https://bugzilla.gnome.org/show_bug.cgi?id=608953
3628 AC_ARG_ENABLE(compile-warnings,
3629 [AS_HELP_STRING([--disable-compile-warnings],
3630 [Don't use builtin compiler warnings])],,
3631 enable_compile_warnings=yes)
3632 AS_IF([test "x$enable_compile_warnings" = xyes], [
3633 CC_CHECK_FLAGS_APPEND([GLIB_WARN_CFLAGS], [CFLAGS], [\
3634 -Wall -Wstrict-prototypes -Werror=declaration-after-statement \
3635 -Werror=missing-prototypes -Werror=implicit-function-declaration \
3636 -Werror=pointer-arith -Werror=init-self -Werror=format-security \
3637 -Werror=format=2 -Werror=missing-include-dirs])
3639 AC_SUBST(GLIB_WARN_CFLAGS)
3642 # Define variables corresponding to the correct include paths to use for
3647 config_h_INCLUDES='-I$(top_builddir)'
3648 AC_SUBST(config_h_INCLUDES)
3652 # $(top_builddir)/glib: for glibconfig.h
3653 # $(top_srcdir)/glib: for glib.h
3654 # $(top_srcdir): for everything
3655 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3656 AC_SUBST(glib_INCLUDES)
3660 gobject_INCLUDES='$(glib_INCLUDES)'
3661 AC_SUBST(gobject_INCLUDES)
3665 # $(top_srcdir)/gmodule: for gmodule.h
3666 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3667 AC_SUBST(gmodule_INCLUDES)
3671 gio_INCLUDES='$(gmodule_INCLUDES)'
3672 AC_SUBST(gio_INCLUDES)
3678 gmodule-export-2.0.pc
3679 gmodule-no-export-2.0.pc
3689 build/win32/Makefile
3690 build/win32/dirent/Makefile
3691 build/win32/vs9/Makefile
3692 build/win32/vs10/Makefile
3693 build/win32/vs11/Makefile
3696 glib/libcharset/Makefile
3697 glib/gnulib/Makefile
3699 glib/update-pcre/Makefile
3702 gmodule/gmoduleconf.h
3705 gobject/glib-mkenums
3706 gobject/tests/Makefile
3709 gio/gdbus-2.0/codegen/Makefile
3710 gio/gdbus-2.0/codegen/config.py
3712 gio/xdgmime/Makefile
3713 gio/inotify/Makefile
3719 gio/tests/gdbus-object-manager-example/Makefile
3720 gio/tests/services/Makefile
3721 gio/tests/services/org.gtk.GDBus.Examples.ObjectManager.service
3724 docs/reference/Makefile
3725 docs/reference/glib/Makefile
3726 docs/reference/glib/version.xml
3727 docs/reference/gobject/Makefile
3728 docs/reference/gobject/version.xml
3729 docs/reference/gio/Makefile
3730 docs/reference/gio/gdbus-object-manager-example/Makefile
3731 docs/reference/gio/version.xml
3733 tests/gobject/Makefile
3734 tests/refcount/Makefile
3738 AC_CONFIG_COMMANDS([chmod-scripts],
3739 [chmod 0755 glib-zip
3740 chmod 0755 glib-gettextize
3741 chmod 0755 gobject/glib-mkenums])
3743 # we want to invoke this macro solely so that the config.status script
3744 # and automake generated makefiles know about these generated files.
3745 # They are only needed to distcheck the package
3751 glib/glibconfig.h.win32
3754 gmodule/makefile.msc
3756 gobject/makefile.msc
3758 gthread/makefile.msc