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_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2181 CPPFLAGS="$glib_save_CPPFLAGS"
2182 ], [test x$have_threads = xwin32], [
2183 g_threads_impl="WIN32"
2185 g_threads_impl="NONE"
2189 if test "x$G_THREAD_LIBS" = xerror; then
2190 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2195 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2196 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2202 AC_MSG_CHECKING(thread related libraries)
2203 AC_MSG_RESULT($G_THREAD_LIBS)
2205 dnl check for mt safe function variants and some posix functions
2206 dnl ************************************************************
2208 glib_save_LIBS="$LIBS"
2209 # we are not doing the following for now, as this might require glib
2210 # to always be linked with the thread libs on some platforms.
2211 # LIBS="$LIBS $G_THREAD_LIBS"
2212 AC_CHECK_FUNCS(localtime_r gmtime_r)
2213 AS_IF([ test "$ac_cv_header_pwd_h" = "yes"], [
2214 AC_CACHE_CHECK([for posix getpwuid_r],
2215 ac_cv_func_posix_getpwuid_r,
2221 struct passwd pwd, *pwptr = &pwd;
2224 error = getpwuid_r (0, &pwd, buffer,
2225 sizeof (buffer), &pwptr);
2226 return (error < 0 && errno == ENOSYS)
2229 [ac_cv_func_posix_getpwuid_r=yes],
2230 [ac_cv_func_posix_getpwuid_r=no])])
2231 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2232 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2233 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2234 [Have POSIX function getpwuid_r])
2236 AC_CACHE_CHECK([for nonposix getpwuid_r],
2237 ac_cv_func_nonposix_getpwuid_r,
2238 [AC_TRY_LINK([#include <pwd.h>],
2239 [char buffer[10000];
2241 getpwuid_r (0, &pwd, buffer,
2243 [ac_cv_func_nonposix_getpwuid_r=yes],
2244 [ac_cv_func_nonposix_getpwuid_r=no])])
2245 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2246 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2247 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2248 [Have non-POSIX function getpwuid_r])
2252 AS_IF([ test "$ac_cv_header_grp_h" = "yes"], [
2253 AC_CACHE_CHECK([for posix getgrgid_r],
2254 ac_cv_func_posix_getgrgid_r,
2260 struct group grp, *grpptr = &grp;
2263 error = getgrgid_r (0, &grp, buffer,
2264 sizeof (buffer), &grpptr);
2265 return (error < 0 && errno == ENOSYS)
2268 [ac_cv_func_posix_getgrgid_r=yes],
2269 [ac_cv_func_posix_getgrgid_r=no])])
2270 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2271 AS_IF([ test "$ac_cv_func_posix_getgrgid_r" = yes ], [
2272 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2273 [Have POSIX function getgrgid_r])
2275 AC_CACHE_CHECK([for nonposix getgrgid_r],
2276 ac_cv_func_nonposix_getgrgid_r,
2277 [AC_TRY_LINK([#include <grp.h>],
2278 [char buffer[10000];
2280 getgrgid_r (0, &grp, buffer,
2282 [ac_cv_func_nonposix_getgrgid_r=yes],
2283 [ac_cv_func_nonposix_getgrgid_r=no])])
2284 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2285 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2286 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2287 [Have non-POSIX function getgrgid_r])
2291 LIBS="$G_THREAD_LIBS $LIBS"
2292 AS_IF([ test x"$have_threads" = xposix], [
2293 glib_save_CPPFLAGS="$CPPFLAGS"
2294 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2295 # This is not AC_CHECK_FUNC to also work with function
2296 # name mangling in header files.
2297 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2300 [#include <pthread.h>],
2301 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)])],
2303 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2304 [Have function pthread_attr_setstacksize])],
2305 [AC_MSG_RESULT(no)])
2306 AC_MSG_CHECKING(for pthread_condattr_setclock)
2309 [#include <pthread.h>],
2310 [pthread_condattr_t a; pthread_condattr_setclock(&a,0)])],
2312 AC_DEFINE(HAVE_PTHREAD_CONDATTR_SETCLOCK,1,
2313 [Have function pthread_condattr_setclock])],
2314 [AC_MSG_RESULT(no)])
2315 CPPFLAGS="$glib_save_CPPFLAGS"
2318 LIBS="$glib_save_LIBS"
2320 # now spit out all the warnings.
2321 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2322 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2323 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2325 if test "$ac_cv_func_localtime_r" != "yes"; then
2326 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2330 # Hack to deal with:
2332 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2333 # building shared libraries with linux.
2334 # b) FreeBSD doesn't do this either.
2337 *-*-freebsd*|*-*-linux*)
2338 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2341 LDFLAGS="$LDFLAGS -pthread"
2344 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2348 AC_SUBST(G_THREAD_CFLAGS)
2349 AC_SUBST(G_THREAD_LIBS)
2350 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2351 AC_SUBST(G_THREAD_LIBS_EXTRA)
2353 AC_CHECK_FUNCS(clock_gettime, [], [
2354 AC_CHECK_LIB(rt, clock_gettime, [
2355 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2356 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2357 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2362 dnl ************************
2363 dnl *** g_atomic_* tests ***
2364 dnl ************************
2366 dnl We need to decide at configure time if GLib will use real atomic
2367 dnl operations ("lock free") or emulated ones with a mutex. This is
2368 dnl because we must put this information in glibconfig.h so we know if
2369 dnl it is safe or not to inline using compiler intrinsics directly from
2372 dnl We also publish the information via G_ATOMIC_LOCK_FREE in case the
2373 dnl user is interested in knowing if they can use the atomic ops across
2376 dnl We can currently support the atomic ops natively when building GLib
2377 dnl with recent versions of GCC or MSVC. MSVC doesn't run ./configure,
2378 dnl so we skip that case here and define G_ATOMIC_LOCK_FREE exactly when
2379 dnl we are using GCC (and not mingw*).
2381 dnl Note that the atomic ops are only available with GCC on x86 when
2382 dnl using -march=i486 or higher. If we detect that the atomic ops are
2383 dnl not available but would be available given the right flags, we want
2384 dnl to abort and advise the user to fix their CFLAGS. It's better to do
2385 dnl that then to silently fall back on emulated atomic ops just because
2386 dnl the user had the wrong build environment.
2388 dnl We may add other compilers here in the future...
2390 AC_CACHE_CHECK([for lock-free atomic intrinsics], glib_cv_g_atomic_lock_free, [
2393 glib_cv_g_atomic_lock_free=yes
2397 [volatile int atomic = 2;\
2398 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2399 [glib_cv_g_atomic_lock_free=yes],
2400 [glib_cv_g_atomic_lock_free=no])
2401 if test "$glib_cv_g_atomic_lock_free" = "no"; then
2402 SAVE_CFLAGS="${CFLAGS}"
2403 CFLAGS="-march=i486"
2405 [volatile int atomic = 2;\
2406 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2407 [AC_MSG_ERROR([GLib must be build with -march=i486 or later.])],
2409 CFLAGS="${SAVE_CFLAGS}"
2419 # Some compilers support atomic operations but do not define
2420 # __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, like clang
2421 if test x"$glib_cv_g_atomic_lock_free" = xyes; then
2423 [__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4;],
2425 [AC_DEFINE(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, 1, [ compiler supports atomic operations])])
2430 dnl We need a more robust approach here...
2432 i?86|x86_64|s390|s390x|arm*|crisv32*|etrax*)
2433 glib_memory_barrier_needed=no
2435 sparc*|alpha*|powerpc*|ia64)
2436 glib_memory_barrier_needed=yes
2439 glib_memory_barrier_needed=yes
2443 dnl ************************
2444 dnl ** Check for futex(2) **
2445 dnl ************************
2446 AC_CACHE_CHECK(for futex(2) system call,
2447 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2448 #include <linux/futex.h>
2449 #include <sys/syscall.h>
2455 /* it is not like this actually runs or anything... */
2456 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2459 ])],glib_cv_futex=yes,glib_cv_futex=no))
2460 if test x"$glib_cv_futex" = xyes; then
2461 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2464 AC_CACHE_CHECK(for eventfd(2) system call,
2465 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2466 #include <sys/eventfd.h>
2472 eventfd (0, EFD_CLOEXEC);
2475 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2476 if test x"$glib_cv_eventfd" = x"yes"; then
2477 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2479 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2481 dnl ****************************************
2482 dnl *** GLib POLL* compatibility defines ***
2483 dnl ****************************************
2485 glib_poll_includes=["
2486 #include <sys/types.h>
2487 #include <sys/poll.h>
2490 AS_IF([ test $ac_cv_header_sys_types_h = yes &&
2491 test $ac_cv_header_sys_poll_h = yes ], [
2493 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2494 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2495 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2496 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2497 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2498 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2499 if $glib_failed ; then
2500 AC_MSG_ERROR([Could not determine values for POLL* constants])
2503 glib_cv_value_POLLIN=1
2504 glib_cv_value_POLLOUT=4
2505 glib_cv_value_POLLPRI=2
2506 glib_cv_value_POLLERR=8
2507 glib_cv_value_POLLHUP=16
2508 glib_cv_value_POLLNVAL=32
2511 AC_MSG_CHECKING([for broken poll])
2512 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2516 #ifdef HAVE_SYS_POLL_H
2517 #include <sys/poll.h>
2520 struct pollfd fds[1];
2522 fd = open("/dev/null", 1);
2524 fds[0].events = POLLIN;
2526 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2527 exit(1); /* Does not work for devices -- fail */
2533 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2534 [broken_poll="no (cross compiling)"])
2535 AC_MSG_RESULT($broken_poll)
2537 dnl *********************
2538 dnl *** GRegex checks ***
2539 dnl *********************
2541 PCRE_REQUIRED_VERSION=8.13
2543 # Check if we should use the internal or the system-supplied pcre
2545 [AS_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2546 [whether to use system PCRE [default=internal]])])
2548 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2550 AS_IF([ test "x$with_pcre" = xsystem], [
2551 PKG_CHECK_MODULES(PCRE,
2552 libpcre >= $PCRE_REQUIRED_VERSION)
2553 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2554 glib_save_CFLAGS="$CFLAGS"
2555 glib_save_LIBS="$LIBS"
2556 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2557 AC_TRY_RUN([#include <pcre.h>
2560 pcre_config (PCRE_CONFIG_UTF8, &support);
2563 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2568 glib_cv_pcre_has_unicode=yes,
2569 glib_cv_pcre_has_unicode=no,
2570 glib_cv_pcre_has_unicode=yes)
2571 CFLAGS="$glib_save_CFLAGS"
2572 LIBS="$glib_save_LIBS"
2574 if test "$glib_cv_pcre_has_unicode" = "no"; then
2575 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2577 AC_SUBST(PCRE_CFLAGS)
2579 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2580 PCRE_REQUIRES=libpcre
2581 AC_SUBST(PCRE_REQUIRES)
2583 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2584 AS_IF([ test x"$GCC" = xyes], [
2585 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2586 save_CFLAGS="$CFLAGS"
2587 CFLAGS="$CFLAGS -Wno-pointer-sign"
2588 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2589 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2590 CFLAGS="$save_CFLAGS"
2593 AC_SUBST(PCRE_WARN_CFLAGS)
2595 dnl **********************
2596 dnl *** Win32 API libs ***
2597 dnl **********************
2601 G_LIBS_EXTRA="-luser32 -lkernel32"
2604 G_LIBS_EXTRA="-lws2_32 -lole32 -lwinmm -lshlwapi"
2610 AC_SUBST(G_LIBS_EXTRA)
2612 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2613 dnl since we need it for g_iconv()
2615 AC_MSG_CHECKING([for EILSEQ])
2621 ], have_eilseq=yes, have_eilseq=no);
2622 AC_MSG_RESULT($have_eilseq)
2624 dnl ******************************************************************
2625 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2626 dnl *** glib-compile-schemas in PATH ***
2627 dnl ******************************************************************
2629 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2631 AS_IF([ test $cross_compiling = yes && test x$enable_modular_tests = xyes], [
2632 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2633 if test x$GLIB_GENMARSHAL = xno; then
2634 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2637 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2638 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2639 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2642 AC_PATH_PROG(GLIB_COMPILE_RESOURCES, glib-compile-resources, no)
2643 if test x$GLIB_COMPILE_RESOURCES = xno; then
2644 AC_MSG_ERROR(Could not find a glib-compile-resources in your PATH)
2648 dnl **************************
2649 dnl *** Checks for gtk-doc ***
2650 dnl **************************
2651 # gtkdocize greps for ^GTK_DOC_CHECK and parses it, so you need to have
2652 # it on it's own line.
2653 m4_ifdef([GTK_DOC_CHECK], [
2654 GTK_DOC_CHECK([1.15], [--flavour no-tmpl])
2656 AM_CONDITIONAL([ENABLE_GTK_DOC],[false])
2660 [AS_HELP_STRING([--enable-man],
2661 [generate man pages [default=auto]])],,
2664 AS_IF([test "$enable_man" != no], [
2665 AC_PATH_PROG([XSLTPROC], [xsltproc])
2666 AS_IF([test -z "$XSLTPROC"], [
2667 AS_IF([test "$enable_man" = yes], [
2668 AC_MSG_ERROR([xsltproc is required for --enable-man])
2674 AS_IF([ test "$enable_man" != no ], [
2675 dnl check for DocBook DTD in the local catalog
2676 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2677 [DocBook XML DTD V4.1.2], [have_docbook_dtd=yes], [have_docbook_dtd=no])
2678 AS_IF([test "$have_docbook_dtd" != yes], [
2679 AS_IF([test "$enable_man" = yes ], [
2680 AC_MSG_ERROR([DocBook DTD is required for --enable-man])
2686 AS_IF([test "$enable_man" != no], [
2687 dnl check for DocBook XSL stylesheets in the local catalog
2688 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2689 [DocBook XSL Stylesheets], [have_docbook_style=yes],[have_docbook_style=no])
2690 AS_IF([ test "$have_docbook_dtd" != yes ], [
2691 AS_IF([ test "$enable_man" = yes ], [
2692 AC_MSG_ERROR([DocBook XSL Stylesheets are required for --enable-man])
2698 AM_CONDITIONAL(ENABLE_MAN, test "$enable_man" != no)
2700 AC_MSG_CHECKING([whether to generate man pages])
2701 AS_IF([ test "$enable_man" != no ], [
2702 AC_MSG_RESULT([yes])
2711 AC_ARG_ENABLE([dtrace],
2712 [AS_HELP_STRING([--enable-dtrace],
2713 [include tracing support for dtrace])])
2715 AC_MSG_CHECKING([whether to include dtrace tracing support])
2716 AS_IF([ test "x$enable_dtrace" != xno], [
2717 if test x$glib_have_carbon = xyes; then
2718 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2720 AC_MSG_RESULT([yes])
2721 AC_CHECK_PROGS(DTRACE, dtrace)
2722 if test -z "$DTRACE"; then
2723 if test "x$enable_dtrace" = xyes; then
2724 AC_MSG_ERROR([dtrace not found])
2727 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2728 [if test "x$enable_dtrace" = xyes; then
2729 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2736 if test "x$have_dtrace" = xyes; then
2737 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2739 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2741 AC_MSG_CHECKING([whether to include systemtap tracing support])
2742 AC_ARG_ENABLE([systemtap],
2743 [AS_HELP_STRING([--enable-systemtap],
2744 [include tracing support for systemtap])])
2746 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2749 AC_MSG_RESULT(${have_systemtap})
2751 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2753 AC_ARG_WITH([tapset-install-dir],
2754 AS_HELP_STRING([--with-tapset-install-dir=DIR],
2755 [path where systemtap tapsets are installed [DATADIR/systemtap/tapset]]),
2756 [if test "x${withval}" = x; then
2757 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2759 ABS_TAPSET_DIR="${withval}"
2761 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2762 AC_SUBST(ABS_TAPSET_DIR)
2764 dnl ************************************
2765 dnl *** Enable lcov coverage reports ***
2766 dnl ************************************
2769 AS_HELP_STRING([--enable-gcov],
2770 [enable coverage testing with gcov]),
2771 [use_gcov=$enableval], [use_gcov=no])
2773 AS_IF([ test "x$use_gcov" = "xyes"], [
2775 if test "$GCC" != "yes"; then
2776 AC_MSG_ERROR([GCC is required for --enable-gcov])
2779 dnl Check if ccache is being used
2780 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2781 case `$SHTOOL path $CC` in
2782 *ccache*[)] gcc_ccache=yes;;
2783 *[)] gcc_ccache=no;;
2786 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2787 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2790 ltp_version_list="1.6 1.7 1.8 1.9"
2791 AC_CHECK_PROG(LTP, lcov, lcov)
2792 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2794 AS_IF([ test "$LTP" ], [
2795 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2796 glib_cv_ltp_version=invalid
2797 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2798 for ltp_check_version in $ltp_version_list; do
2799 if test "$ltp_version" = "$ltp_check_version"; then
2800 glib_cv_ltp_version="$ltp_check_version (ok)"
2805 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
2806 AC_MSG_ERROR([$ltp_msg])
2809 case $glib_cv_ltp_version in
2811 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
2812 AC_MSG_ERROR([$ltp_msg])
2817 if test -z "$LTP_GENHTML"; then
2818 AC_MSG_ERROR([Could not find genhtml from the LTP package])
2821 dnl Remove all optimization flags from CFLAGS
2823 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
2826 dnl Add the special gcc flags
2827 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
2828 LDFLAGS="$LDFLAGS -lgcov"
2831 dnl ******************************
2832 dnl *** output the whole stuff ***
2833 dnl ******************************
2835 dnl this section will only be run if config.status is invoked with no
2836 dnl arguments, or with "glib/glibconfig.h" as an argument.
2837 AC_CONFIG_COMMANDS([glib/glibconfig.h],
2839 outfile=glib/glibconfig.h-tmp
2840 cat > $outfile <<\_______EOF
2843 * This is a generated file. Please modify 'configure.ac'
2846 #ifndef __GLIBCONFIG_H__
2847 #define __GLIBCONFIG_H__
2849 #include <glib/gmacros.h>
2853 if test x$glib_limits_h = xyes; then
2854 echo '#include <limits.h>' >> $outfile
2856 if test x$glib_float_h = xyes; then
2857 echo '#include <float.h>' >> $outfile
2859 if test x$glib_values_h = xyes; then
2860 echo '#include <values.h>' >> $outfile
2862 if test "$glib_header_alloca_h" = "yes"; then
2863 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2865 if test x$glib_sys_poll_h = xyes; then
2866 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2868 if test x$glib_included_printf != xyes; then
2870 /* Specifies that GLib's g_print*() functions wrap the
2871 * system printf functions. This is useful to know, for example,
2872 * when using glibc's register_printf_function().
2874 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
2877 cat >> $outfile <<_______EOF
2881 #define G_MINFLOAT $glib_mf
2882 #define G_MAXFLOAT $glib_Mf
2883 #define G_MINDOUBLE $glib_md
2884 #define G_MAXDOUBLE $glib_Md
2885 #define G_MINSHORT $glib_ms
2886 #define G_MAXSHORT $glib_Ms
2887 #define G_MAXUSHORT $glib_Mus
2888 #define G_MININT $glib_mi
2889 #define G_MAXINT $glib_Mi
2890 #define G_MAXUINT $glib_Mui
2891 #define G_MINLONG $glib_ml
2892 #define G_MAXLONG $glib_Ml
2893 #define G_MAXULONG $glib_Mul
2898 ### this should always be true in a modern C/C++ compiler
2899 cat >>$outfile <<_______EOF
2900 typedef signed char gint8;
2901 typedef unsigned char guint8;
2905 if test -n "$gint16"; then
2906 cat >>$outfile <<_______EOF
2907 typedef signed $gint16 gint16;
2908 typedef unsigned $gint16 guint16;
2909 #define G_GINT16_MODIFIER $gint16_modifier
2910 #define G_GINT16_FORMAT $gint16_format
2911 #define G_GUINT16_FORMAT $guint16_format
2916 if test -n "$gint32"; then
2917 cat >>$outfile <<_______EOF
2918 typedef signed $gint32 gint32;
2919 typedef unsigned $gint32 guint32;
2920 #define G_GINT32_MODIFIER $gint32_modifier
2921 #define G_GINT32_FORMAT $gint32_format
2922 #define G_GUINT32_FORMAT $guint32_format
2926 cat >>$outfile <<_______EOF
2927 #define G_HAVE_GINT64 1 /* deprecated, always true */
2929 ${glib_extension}typedef signed $gint64 gint64;
2930 ${glib_extension}typedef unsigned $gint64 guint64;
2932 #define G_GINT64_CONSTANT(val) $gint64_constant
2933 #define G_GUINT64_CONSTANT(val) $guint64_constant
2936 if test x$gint64_format != x ; then
2937 cat >>$outfile <<_______EOF
2938 #define G_GINT64_MODIFIER $gint64_modifier
2939 #define G_GINT64_FORMAT $gint64_format
2940 #define G_GUINT64_FORMAT $guint64_format
2943 cat >>$outfile <<_______EOF
2944 #undef G_GINT64_MODIFIER
2945 #undef G_GINT64_FORMAT
2946 #undef G_GUINT64_FORMAT
2950 cat >>$outfile <<_______EOF
2952 #define GLIB_SIZEOF_VOID_P $glib_void_p
2953 #define GLIB_SIZEOF_LONG $glib_long
2954 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2958 cat >>$outfile <<_______EOF
2959 typedef signed $glib_size_type_define gssize;
2960 typedef unsigned $glib_size_type_define gsize;
2961 #define G_GSIZE_MODIFIER $gsize_modifier
2962 #define G_GSSIZE_FORMAT $gssize_format
2963 #define G_GSIZE_FORMAT $gsize_format
2965 #define G_MAXSIZE G_MAXU$glib_msize_type
2966 #define G_MINSSIZE G_MIN$glib_msize_type
2967 #define G_MAXSSIZE G_MAX$glib_msize_type
2969 typedef gint64 goffset;
2970 #define G_MINOFFSET G_MININT64
2971 #define G_MAXOFFSET G_MAXINT64
2973 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
2974 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
2975 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
2979 if test -z "$glib_unknown_void_p"; then
2980 cat >>$outfile <<_______EOF
2982 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2983 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2985 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2986 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2988 typedef signed $glib_intptr_type_define gintptr;
2989 typedef unsigned $glib_intptr_type_define guintptr;
2991 #define G_GINTPTR_MODIFIER $gintptr_modifier
2992 #define G_GINTPTR_FORMAT $gintptr_format
2993 #define G_GUINTPTR_FORMAT $guintptr_format
2996 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
3001 cat >>$outfile <<_______EOF
3006 $glib_static_compilation
3011 #define G_HAVE_INLINE 1
3012 #else /* !__cplusplus */
3014 #endif /* !__cplusplus */
3017 #define G_CAN_INLINE 1
3020 if test x$g_can_inline = xyes ; then
3021 cat >>$outfile <<_______EOF
3022 #else /* !__cplusplus */
3023 #define G_CAN_INLINE 1
3027 cat >>$outfile <<_______EOF
3032 if test x$g_have_iso_c_varargs = xyes ; then
3033 cat >>$outfile <<_______EOF
3035 # define G_HAVE_ISO_VARARGS 1
3039 if test x$g_have_iso_cxx_varargs = xyes ; then
3040 cat >>$outfile <<_______EOF
3042 # define G_HAVE_ISO_VARARGS 1
3046 if test x$g_have_gnuc_varargs = xyes ; then
3047 cat >>$outfile <<_______EOF
3049 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3050 * is passed ISO vararg support is turned off, and there is no work
3051 * around to turn it on, so we unconditionally turn it off.
3053 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3054 # undef G_HAVE_ISO_VARARGS
3057 #define G_HAVE_GNUC_VARARGS 1
3061 case x$g_stack_grows in
3062 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3063 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3068 if test x$g_have_eilseq = xno; then
3069 cat >>$outfile <<_______EOF
3071 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3072 * The correspondence between this and the corresponding definition
3073 * in libiconv is essential.
3075 # define EILSEQ ENOENT
3081 if test x$g_have_gnuc_visibility = xyes; then
3082 cat >>$outfile <<_______EOF
3083 #define G_HAVE_GNUC_VISIBILITY 1
3086 cat >>$outfile <<_______EOF
3087 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3088 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3089 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3090 #define G_GNUC_INTERNAL __hidden
3091 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3092 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3094 #define G_GNUC_INTERNAL
3099 cat >>$outfile <<_______EOF
3100 #define G_THREADS_ENABLED
3101 #define G_THREADS_IMPL_$g_threads_impl_def
3104 if test x"$g_memory_barrier_needed" != xno; then
3106 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3108 if test x"$g_atomic_lock_free" = xyes; then
3110 echo "#define G_ATOMIC_LOCK_FREE" >>$outfile
3113 g_bit_sizes="16 32 64"
3114 for bits in $g_bit_sizes; do
3115 cat >>$outfile <<_______EOF
3116 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3117 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3118 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3119 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3123 cat >>$outfile <<_______EOF
3124 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3125 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3126 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3127 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3128 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3129 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3130 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3131 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3132 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3133 #define GSSIZE_TO_LE(val) ((gssize) GINT${gsizebits}_TO_LE (val))
3134 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3135 #define GSSIZE_TO_BE(val) ((gssize) GINT${gsizebits}_TO_BE (val))
3136 #define G_BYTE_ORDER $g_byte_order
3138 #define GLIB_SYSDEF_POLLIN =$g_pollin
3139 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3140 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3141 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3142 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3143 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3145 #define G_MODULE_SUFFIX "$g_module_suffix"
3147 typedef $g_pid_type GPid;
3149 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3150 #define GLIB_SYSDEF_AF_INET $g_af_inet
3151 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3153 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3154 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3155 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3159 #endif /* __GLIBCONFIG_H__ */
3163 if cmp -s $outfile glib/glibconfig.h; then
3164 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3167 mv $outfile glib/glibconfig.h
3171 # Note that if two cases are the same, case goes with the first one.
3172 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3173 # on variable expansion in case labels. Look at the generated config.status
3176 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3177 glib_header_alloca_h="$ac_cv_working_alloca_h"
3179 glib_header_alloca_h="$ac_cv_header_alloca_h"
3183 x$ac_cv_header_float_h)
3185 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3186 glib_md=DBL_MIN glib_Md=DBL_MAX
3188 x$ac_cv_header_values_h)
3190 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3191 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3196 x$ac_cv_header_limits_h)
3198 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3199 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3200 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3202 x$ac_cv_header_values_h)
3204 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3205 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3206 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3210 if test x$ac_cv_header_sys_poll_h = xyes ; then
3214 if test x$enable_included_printf = xyes ; then
3215 glib_included_printf=yes
3219 $ac_cv_sizeof_short)
3221 gint16_modifier='"h"'
3222 gint16_format='"hi"'
3223 guint16_format='"hu"'
3227 gint16_modifier='""'
3229 guint16_format='"u"'
3233 $ac_cv_sizeof_short)
3235 gint32_modifier='"h"'
3236 gint32_format='"hi"'
3237 guint32_format='"hu"'
3241 gint32_modifier='""'
3243 guint32_format='"u"'
3247 gint32_modifier='"l"'
3248 gint32_format='"li"'
3249 guint32_format='"lu"'
3255 gint64_modifier='""'
3257 guint64_format='"u"'
3259 gint64_constant='(val)'
3260 guint64_constant='(val)'
3264 gint64_modifier='"l"'
3265 gint64_format='"li"'
3266 guint64_format='"lu"'
3268 gint64_constant='(val##L)'
3269 guint64_constant='(val##UL)'
3271 $ac_cv_sizeof_long_long)
3273 if test -n "$glib_cv_long_long_format"; then
3274 gint64_modifier='"'$glib_cv_long_long_format'"'
3275 gint64_format='"'$glib_cv_long_long_format'i"'
3276 guint64_format='"'$glib_cv_long_long_format'u"'
3278 glib_extension='G_GNUC_EXTENSION '
3279 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3280 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3282 $ac_cv_sizeof___int64)
3284 if test -n "$glib_cv_long_long_format"; then
3285 gint64_modifier='"'$glib_cv_long_long_format'"'
3286 gint64_format='"'$glib_cv_long_long_format'i"'
3287 guint64_format='"'$glib_cv_long_long_format'u"'
3290 gint64_constant='(val##i64)'
3291 guint64_constant='(val##ui64)'
3294 glib_size_t=$ac_cv_sizeof_size_t
3295 glib_size_type_define="$glib_size_type"
3296 glib_void_p=$ac_cv_sizeof_void_p
3297 glib_long=$ac_cv_sizeof_long
3299 case "$glib_size_type" in
3301 gsize_modifier='"h"'
3303 gssize_format='"hi"'
3304 glib_msize_type='SHRT'
3310 glib_msize_type='INT'
3313 gsize_modifier='"l"'
3315 gssize_format='"li"'
3316 glib_msize_type='LONG'
3318 "long long"|__int64)
3319 gsize_modifier='"I64"'
3320 gsize_format='"I64u"'
3321 gssize_format='"I64i"'
3322 glib_msize_type='INT64'
3326 gintbits=`expr $ac_cv_sizeof_int \* 8`
3327 glongbits=`expr $ac_cv_sizeof_long \* 8`
3328 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3330 case $ac_cv_sizeof_void_p in
3332 glib_intptr_type_define=int
3333 gintptr_modifier='""'
3334 gintptr_format='"i"'
3335 guintptr_format='"u"'
3336 glib_gpi_cast='(gint)'
3337 glib_gpui_cast='(guint)'
3340 glib_intptr_type_define=long
3341 gintptr_modifier='"l"'
3342 gintptr_format='"li"'
3343 guintptr_format='"lu"'
3344 glib_gpi_cast='(glong)'
3345 glib_gpui_cast='(gulong)'
3347 $ac_cv_sizeof_long_long)
3348 glib_intptr_type_define='long long'
3349 gintptr_modifier='"I64"'
3350 gintptr_format='"I64i"'
3351 guintptr_format='"I64u"'
3352 glib_gpi_cast='(gint64)'
3353 glib_gpui_cast='(guint64)'
3355 $ac_cv_sizeof___int64)
3356 glib_intptr_type_define=__int64
3357 gintptr_modifier='"I64"'
3358 gintptr_format='"I64i"'
3359 guintptr_format='"I64u"'
3360 glib_gpi_cast='(gint64)'
3361 glib_gpui_cast='(guint64)'
3364 glib_unknown_void_p=yes
3370 x$ac_cv_func_atexit)
3372 #ifdef NeXT /* @#%@! NeXTStep */
3373 # define g_ATEXIT(proc) (!atexit (proc))
3375 # define g_ATEXIT(proc) (atexit (proc))
3378 x$ac_cv_func_on_exit)
3380 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3385 x$ac_cv_func_memmove)
3387 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3389 x$glib_cv_working_bcopy)
3391 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3392 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3396 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3397 * so we have to roll our own copy routine. */
3398 void g_memmove (void* dest, const void * src, unsigned long len);"
3403 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3404 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3405 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3409 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3410 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3414 if test x$glib_cv_va_val_copy = xno; then
3415 glib_vacopy="\$glib_vacopy
3416 #define G_VA_COPY_AS_ARRAY 1"
3419 if test x$glib_cv_hasinline = xyes; then
3420 glib_inline='#define G_HAVE_INLINE 1'
3422 if test x$glib_cv_has__inline = xyes; then
3423 glib_inline="\$glib_inline
3424 #define G_HAVE___INLINE 1"
3426 if test x$glib_cv_has__inline__ = xyes; then
3427 glib_inline="\$glib_inline
3428 #define G_HAVE___INLINE__ 1"
3431 g_have_gnuc_varargs=$g_have_gnuc_varargs
3432 g_have_iso_c_varargs=$g_have_iso_c_varargs
3433 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3435 g_can_inline=$g_can_inline
3436 g_have_gnuc_visibility=$g_have_gnuc_visibility
3437 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3439 if test x$ac_cv_c_bigendian = xyes; then
3440 g_byte_order=G_BIG_ENDIAN
3444 g_byte_order=G_LITTLE_ENDIAN
3449 g_pollin=$glib_cv_value_POLLIN
3450 g_pollout=$glib_cv_value_POLLOUT
3451 g_pollpri=$glib_cv_value_POLLPRI
3452 g_pollhup=$glib_cv_value_POLLHUP
3453 g_pollerr=$glib_cv_value_POLLERR
3454 g_pollnval=$glib_cv_value_POLLNVAL
3456 # If a family is not found on the system, define that family to
3457 # a negative value, picking a different one for each undefined
3458 # family (-1 for AF_UNIX, -2 for the next one, -3 ...)
3459 # This is needed because glib-mkenums doesn't handle optional
3460 # values in enums, and thus we have to have all existing values
3461 # defined in the enum.
3462 if test "x$glib_cv_value_AF_UNIX" != "x"; then
3463 g_af_unix=$glib_cv_value_AF_UNIX
3467 g_af_inet=$glib_cv_value_AF_INET
3468 g_af_inet6=$glib_cv_value_AF_INET6
3470 g_msg_peek=$glib_cv_value_MSG_PEEK
3471 g_msg_oob=$glib_cv_value_MSG_OOB
3472 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3474 g_stack_grows=$glib_cv_stack_grows
3476 g_have_eilseq=$have_eilseq
3478 g_threads_impl_def=$g_threads_impl
3480 g_atomic_lock_free="$glib_cv_g_atomic_lock_free"
3481 g_memory_barrier_needed="$glib_memory_barrier_needed"
3482 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3484 g_module_suffix="$glib_gmodule_suffix"
3486 g_pid_type="$glib_pid_type"
3489 glib_os="#define G_OS_BEOS"
3492 glib_os="#define G_OS_UNIX
3493 #define G_PLATFORM_WIN32
3494 #define G_WITH_CYGWIN"
3497 glib_os="#define G_OS_WIN32
3498 #define G_PLATFORM_WIN32"
3501 glib_os="#define G_OS_UNIX"
3504 glib_static_compilation=""
3505 if test x$glib_win32_static_compilation = xyes; then
3506 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3507 #define GOBJECT_STATIC_COMPILATION 1"
3511 # Redo enough to get guint32 and guint64 for the alignment checks below
3513 $ac_cv_sizeof_short)
3530 $ac_cv_sizeof_long_long)
3533 $ac_cv_sizeof___int64)
3538 AC_CHECK_TYPE([guint32],,,[typedef unsigned $gint32 guint32;])
3539 AC_CHECK_ALIGNOF([guint32], [AC_INCLUDES_DEFAULT
3540 typedef unsigned $gint32 guint32;])
3541 AC_CHECK_TYPE([guint64],,,[typedef unsigned $gint64 guint64;])
3542 AC_CHECK_ALIGNOF([guint64], [AC_INCLUDES_DEFAULT
3543 typedef unsigned $gint64 guint64;])
3544 AC_CHECK_TYPE([unsigned long])
3545 AC_CHECK_ALIGNOF([unsigned long])
3547 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3549 # 1.2.14 required for dbus_message_set_serial
3550 AS_IF([ test x$enable_modular_tests = xyes], [
3551 PKG_CHECK_MODULES(DBUS1,
3553 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3555 AC_SUBST(DBUS1_CFLAGS)
3556 AC_SUBST(DBUS1_LIBS)
3558 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3560 AC_CHECK_PROGS([DBUS_DAEMON], [dbus-daemon])
3561 AM_CONDITIONAL([HAVE_DBUS_DAEMON], [test x$DBUS_DAEMON = xdbus-daemon ])
3564 dnl Check for -Bsymbolic-functions linker flag used to avoid
3565 dnl intra-library PLT jumps, if available.
3568 AC_ARG_ENABLE(Bsymbolic,
3569 [AS_HELP_STRING([--disable-Bsymbolic],
3570 [avoid linking with -Bsymbolic])],,
3571 [SAVED_LDFLAGS="${LDFLAGS}"
3572 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3573 LDFLAGS=-Wl,-Bsymbolic-functions
3574 AC_TRY_LINK([], [int main (void) { return 0; }],
3576 enable_Bsymbolic=yes,
3578 enable_Bsymbolic=no)
3579 LDFLAGS="${SAVED_LDFLAGS}"])
3581 if test "x${enable_Bsymbolic}" = "xyes"; then
3582 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3585 AC_SUBST(GLIB_LINK_FLAGS)
3588 dnl Check for -fvisibility=hidden to determine if we can do GNU-style
3589 dnl visibility attributes for symbol export control
3591 GLIB_HIDDEN_VISIBILITY_CFLAGS=""
3594 dnl on mingw32 we do -fvisibility=hidden and __declspec(dllexport)
3595 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) __declspec(dllexport) extern],
3596 [defines how to decorate public symbols while building])
3597 CFLAGS="${CFLAGS} -fvisibility=hidden"
3600 dnl on other compilers, check if we can do -fvisibility=hidden
3601 SAVED_CFLAGS="${CFLAGS}"
3602 CFLAGS="-fvisibility=hidden"
3603 AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
3604 AC_TRY_COMPILE([], [int main (void) { return 0; }],
3606 enable_fvisibility_hidden=yes,
3608 enable_fvisibility_hidden=no)
3609 CFLAGS="${SAVED_CFLAGS}"
3611 AS_IF([test "${enable_fvisibility_hidden}" = "yes"], [
3612 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) extern],
3613 [defines how to decorate public symbols while building])
3614 GLIB_HIDDEN_VISIBILITY_CFLAGS="-fvisibility=hidden"
3618 AC_SUBST(GLIB_HIDDEN_VISIBILITY_CFLAGS)
3620 dnl Compiler flags; macro originates from systemd
3621 dnl See https://bugzilla.gnome.org/show_bug.cgi?id=608953
3622 AC_ARG_ENABLE(compile-warnings,
3623 [AS_HELP_STRING([--disable-compile-warnings],
3624 [Don't use builtin compiler warnings])],,
3625 enable_compile_warnings=yes)
3626 AS_IF([test "x$enable_compile_warnings" = xyes], [
3627 CC_CHECK_FLAGS_APPEND([GLIB_WARN_CFLAGS], [CFLAGS], [\
3628 -Wall -Wstrict-prototypes -Werror=declaration-after-statement \
3629 -Werror=missing-prototypes -Werror=implicit-function-declaration \
3630 -Werror=pointer-arith -Werror=init-self -Werror=format-security \
3631 -Werror=format=2 -Werror=missing-include-dirs])
3633 AC_SUBST(GLIB_WARN_CFLAGS)
3636 # Define variables corresponding to the correct include paths to use for
3641 config_h_INCLUDES='-I$(top_builddir)'
3642 AC_SUBST(config_h_INCLUDES)
3646 # $(top_builddir)/glib: for glibconfig.h
3647 # $(top_srcdir)/glib: for glib.h
3648 # $(top_srcdir): for everything
3649 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3650 AC_SUBST(glib_INCLUDES)
3654 gobject_INCLUDES='$(glib_INCLUDES)'
3655 AC_SUBST(gobject_INCLUDES)
3659 # $(top_srcdir)/gmodule: for gmodule.h
3660 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3661 AC_SUBST(gmodule_INCLUDES)
3665 gio_INCLUDES='$(gmodule_INCLUDES)'
3666 AC_SUBST(gio_INCLUDES)
3672 gmodule-export-2.0.pc
3673 gmodule-no-export-2.0.pc
3683 build/win32/Makefile
3684 build/win32/dirent/Makefile
3685 build/win32/vs9/Makefile
3686 build/win32/vs10/Makefile
3687 build/win32/vs11/Makefile
3690 glib/libcharset/Makefile
3691 glib/gnulib/Makefile
3693 glib/update-pcre/Makefile
3696 gmodule/gmoduleconf.h
3699 gobject/glib-mkenums
3700 gobject/tests/Makefile
3703 gio/gdbus-2.0/codegen/Makefile
3704 gio/gdbus-2.0/codegen/config.py
3706 gio/xdgmime/Makefile
3707 gio/inotify/Makefile
3713 gio/tests/gdbus-object-manager-example/Makefile
3714 gio/tests/services/Makefile
3715 gio/tests/services/org.gtk.GDBus.Examples.ObjectManager.service
3718 docs/reference/Makefile
3719 docs/reference/glib/Makefile
3720 docs/reference/glib/version.xml
3721 docs/reference/gobject/Makefile
3722 docs/reference/gobject/version.xml
3723 docs/reference/gio/Makefile
3724 docs/reference/gio/gdbus-object-manager-example/Makefile
3725 docs/reference/gio/version.xml
3727 tests/gobject/Makefile
3728 tests/refcount/Makefile
3732 AC_CONFIG_COMMANDS([chmod-scripts],
3733 [chmod 0755 glib-zip
3734 chmod 0755 glib-gettextize
3735 chmod 0755 gobject/glib-mkenums])
3737 # we want to invoke this macro solely so that the config.status script
3738 # and automake generated makefiles know about these generated files.
3739 # They are only needed to distcheck the package
3745 glib/glibconfig.h.win32
3748 gmodule/makefile.msc
3750 gobject/makefile.msc
3752 gthread/makefile.msc