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], [2])
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_MSG_CHECKING([for the Android])
172 glib_native_android="yes"
175 glib_native_android="no"
178 AC_MSG_RESULT([$glib_native_android])
180 AC_SUBST(LIB_EXE_MACHINE_FLAG)
183 AC_MSG_CHECKING([for Mac OS X Carbon support])
185 #include <Carbon/Carbon.h>
186 #include <CoreServices/CoreServices.h>
187 ], glib_have_carbon=yes)
189 AC_MSG_RESULT([$glib_have_carbon])
192 AC_MSG_CHECKING([for Mac OS X Cocoa support])
194 #include <Cocoa/Cocoa.h>
195 #ifdef GNUSTEP_BASE_VERSION
196 #error "Detected GNUstep, not Cocoa"
198 ], glib_have_cocoa=yes)
200 AC_MSG_RESULT([$glib_have_cocoa])
202 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
203 AM_CONDITIONAL(OS_WIN32_X64, [test "$LIB_EXE_MACHINE_FLAG" = "X64"])
204 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
205 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
206 AM_CONDITIONAL(OS_CARBON, [test "$glib_have_carbon" = "yes"])
207 AM_CONDITIONAL(OS_COCOA, [test "$glib_have_cocoa" = "yes"])
209 AS_IF([test "$glib_native_win32" = "yes"], [
210 AC_CHECK_TOOL(WINDRES, windres, no)
211 if test "$WINDRES" = no; then
212 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
214 AC_CHECK_TOOL(NM, nm, no)
215 if test "$NM" = no; then
216 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
218 AC_CHECK_TOOL(RANLIB, ranlib, :)
219 AC_CHECK_TOOL(DLLTOOL, dlltool, :)
220 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
222 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
224 AS_IF([test "x$glib_have_carbon" = "xyes"], [
225 AC_DEFINE(HAVE_CARBON, 1, [define to 1 if Carbon is available])
226 LDFLAGS="$LDFLAGS -Wl,-framework,Carbon"
229 if test "x$glib_have_cocoa" = "xyes"; then
230 AC_DEFINE(HAVE_COCOA, 1, [define to 1 if Cocoa is available])
231 LDFLAGS="$LDFLAGS -Wl,-framework,Foundation"
235 AS_IF([test "x$GLIBC21" = "xyes"], [
236 AC_DEFINE([_GNU_SOURCE], 1, [Make all glibc extensions visible])
239 dnl declare --enable-* args and collect ac_help strings
241 AS_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
242 [turn on debugging @<:@default=glib_debug_default@:>@]),,
243 enable_debug=glib_debug_default)
245 AC_ARG_ENABLE(gc_friendly,
246 [AS_HELP_STRING([--enable-gc-friendly],
247 [turn on garbage collector friendliness [default=no]])],,
248 [enable_gc_friendly=no])
249 AC_ARG_ENABLE(mem_pools,
250 [AS_HELP_STRING([--disable-mem-pools],
251 [disable all glib memory pools])],,
252 [disable_mem_pools=no])
253 AC_ARG_ENABLE(rebuilds,
254 [AS_HELP_STRING([--disable-rebuilds],
255 [disable all source autogeneration rules])],,
256 [enable_rebuilds=yes])
257 AC_ARG_ENABLE(modular_tests,
258 AS_HELP_STRING([--disable-modular-tests],
259 [Disable build of test programs (default: no)]),,
260 [enable_modular_tests=yes])
261 AC_ARG_ENABLE(installed_tests,
262 AS_HELP_STRING([--enable-installed-tests],
263 [Install test programs (default: no)]),,
264 [enable_installed_tests=no])
265 AM_CONDITIONAL(BUILD_MODULAR_TESTS, test x$enable_modular_tests = xyes || test x$enable_installed_tests=xyes)
266 AM_CONDITIONAL(BUILDOPT_INSTALL_TESTS, test x$enable_installed_tests = xyes)
268 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
269 AS_IF([test "x$enable_gc_friendly" = "xyes"], [
270 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
272 ], [ AC_MSG_RESULT([no]) ])
274 AC_MSG_CHECKING([whether to disable memory pools])
275 AS_IF([test "x$disable_mem_pools" = "xno"], [
278 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
282 dnl location to install runtime libraries, e.g. ../../lib to install
283 dnl to /lib if libdir is /usr/lib
284 AC_ARG_WITH(runtime-libdir,
285 [AS_HELP_STRING([--with-runtime-libdir=RELPATH],
286 [install runtime libraries relative to libdir])],
288 [with_runtime_libdir=""])
289 GLIB_RUNTIME_LIBDIR="$with_runtime_libdir"
290 ABS_GLIB_RUNTIME_LIBDIR="`readlink -f $libdir/$with_runtime_libdir`"
291 AC_SUBST(GLIB_RUNTIME_LIBDIR)
292 AC_SUBST(ABS_GLIB_RUNTIME_LIBDIR)
293 AM_CONDITIONAL(HAVE_GLIB_RUNTIME_LIBDIR, [test "x$with_runtime_libdir" != "x"])
295 dnl Check for a working C++ compiler, but do not bail out, if none is found.
296 AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
299 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
300 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
308 PKG_PROG_PKG_CONFIG(0.16)
310 if test "x$enable_debug" = "xyes"; then
311 if test x$cflags_set != xset ; then
313 *[[\ \ ]]-g[[\ \ ]]*) ;;
314 *) CFLAGS="$CFLAGS -g" ;;
317 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
319 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
321 if test "x$enable_debug" = "xno"; then
322 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
326 # Ensure MSVC-compatible struct packing convention is used when
327 # compiling for Win32 with gcc.
328 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
329 # gcc2 uses "-fnative-struct".
330 if test x"$glib_native_win32" = xyes; then
331 if test x"$GCC" = xyes; then
333 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
334 if test -z "$ac_cv_prog_CC"; then
337 our_gcc="$ac_cv_prog_CC"
339 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
341 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
342 msnative_struct='-fnative-struct'
346 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
347 msnative_struct='-mms-bitfields'
351 if test x"$msnative_struct" = x ; then
352 AC_MSG_RESULT([no way])
353 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
355 CFLAGS="$CFLAGS $msnative_struct"
356 AC_MSG_RESULT([${msnative_struct}])
360 GLIB_EXTRA_CFLAGS="${msnative_struct}"
361 AC_SUBST(GLIB_EXTRA_CFLAGS)
365 # define a MAINT-like variable REBUILD which is set if Perl
366 # and awk are found, so autogenerated sources can be rebuilt
368 AC_CHECK_PROGS(PERL, [perl5 perl])
369 # We would like indent, but don't require it.
370 AC_CHECK_PROG(INDENT, indent, indent)
372 if test "x$enable_rebuilds" = "xyes" && \
374 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
375 test -n "$AWK" ; then
380 # Need full path to Perl for glib-mkenums
382 if test "x$PERL" != x ; then
383 AC_PATH_PROG(PERL_PATH, [$PERL])
385 if test "x$PERL_PATH" = x ; then
386 PERL_PATH="/usr/bin/env perl"
390 # option to specify python interpreter to use; this just sets $PYTHON, so that
391 # we will fallback to reading $PYTHON if --with-python is not given, and
392 # python.m4 will get the expected input
394 AS_HELP_STRING([--with-python=PATH],
395 [Path to Python interpreter; searches $PATH if only a program name is given; if not given, searches for a few standard names such as "python3" or "python2"]),
396 [PYTHON="$withval"], [])
397 if test x"$PYTHON" = xyes; then
398 AC_MSG_ERROR([--with-python option requires a path or program argument])
400 AM_PATH_PYTHON(2.5,,PYTHON="/usr/bin/env python2.5")
403 dnl ***********************
404 dnl *** Tests for iconv ***
405 dnl ***********************
407 dnl We do this before the gettext checks, to avoid distortion
409 dnl On Windows we use a native implementation
411 AS_IF([ test x"$glib_native_win32" = xyes], [
414 AC_ARG_WITH(libiconv,
415 [AS_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
416 [use the libiconv library])],,
417 [with_libiconv=maybe])
420 case $with_libiconv in
422 # Check in the C library first
423 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
424 # Check if we have GNU libiconv
425 if test $found_iconv = "no"; then
426 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
428 # Check if we have a iconv in -liconv, possibly from vendor
429 if test $found_iconv = "no"; then
430 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
434 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
437 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
440 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
444 if test "x$found_iconv" = "xno" ; then
445 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
449 AC_ARG_ENABLE(iconv-cache,
450 [AS_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
451 [cache iconv descriptors [default=auto]])],,
452 [enable_iconv_cache=auto])
454 AC_MSG_CHECKING([whether to cache iconv descriptors])
455 case $enable_iconv_cache in
457 if test $ac_cv_gnu_library_2_1 = yes; then
458 enable_iconv_cache=no
460 enable_iconv_cache=yes
465 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
469 if test $enable_iconv_cache = yes; then
470 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
473 AC_MSG_RESULT($enable_iconv_cache)
479 PKG_CHECK_MODULES([ZLIB], [zlib], [found_zlib=yes], [found_zlib=no])
480 AS_IF([test "x$found_zlib" = "xno"], [
481 AC_CHECK_LIB(z, inflate, [AC_CHECK_HEADER(zlib.h, found_zlib=yes)])
482 if test "x$found_zlib" = "xno" ; then
483 AC_MSG_ERROR([*** Working zlib library and headers not found ***])
489 PKG_CHECK_MODULES(LIBFFI, [libffi >= 3.0.0])
490 AC_SUBST(LIBFFI_CFLAGS)
491 AC_SUBST(LIBFFI_LIBS)
497 ALL_LINGUAS="`grep -v '^#' "$srcdir/po/LINGUAS" | tr '\n' ' '`"
498 AC_SUBST([CONFIG_STATUS_DEPENDENCIES],['$(top_srcdir)/po/LINGUAS'])
501 if test "$gt_cv_have_gettext" != "yes" ; then
503 *** You must have either have gettext support in your C library, or use the
504 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
508 LIBS="$INTLLIBS $LIBS"
510 GETTEXT_PACKAGE=glib20
511 AC_SUBST(GETTEXT_PACKAGE)
512 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
513 [Define the gettext package to be used])
515 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
518 dnl Now we are done with gettext checks, figure out ICONV_LIBS
521 AS_IF([test x"$glib_native_win32" != xyes], [
522 if test x$with_libiconv != xno ; then
523 case " $INTLLIBS " in
524 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
525 *) ICONV_LIBS="-liconv" ;;
531 case $with_libiconv in
533 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
536 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
540 dnl Initialize libtool
542 LT_INIT([disable-static win32-dll])
543 dnl when using libtool 2.x create libtool early, because it's used in configure
544 m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
547 AS_IF([test "$glib_native_win32" = "yes"], [
548 if test x$enable_static = xyes -a x$enable_shared = xyes; then
549 AC_MSG_ERROR([Can not build both shared and static at the same time on Windows.])
551 if test x$enable_static = xyes; then
552 glib_win32_static_compilation=yes
553 GLIB_WIN32_STATIC_COMPILATION_DEFINE="#define GLIB_STATIC_COMPILATION 1
554 #define GOBJECT_STATIC_COMPILATION 1"
555 AC_SUBST(GLIB_WIN32_STATIC_COMPILATION_DEFINE)
558 AM_CONDITIONAL(OS_WIN32_AND_DLL_COMPILATION, [test x$glib_native_win32 = xyes -a x$glib_win32_static_compilation != xyes])
561 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
563 AS_IF([test $cross_compiling != yes], [
564 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
567 AC_TRY_RUN([#include <math.h>
568 int main (void) { return (log(1) != log(1.)); }],
569 AC_MSG_RESULT(none needed),
570 glib_save_CFLAGS=$CFLAGS
571 CFLAGS="$CFLAGS -std1"
572 AC_TRY_RUN([#include <math.h>
573 int main (void) { return (log(1) != log(1.)); }],
574 AC_MSG_RESULT(-std1),
576 CFLAGS=$glib_save_CFLAGS
578 [No ANSI prototypes found in library. (-std1 didn't work.)])
584 dnl NeXTStep cc seems to need this
585 AC_MSG_CHECKING([for extra flags for POSIX compliance])
586 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
587 AC_MSG_RESULT(none needed),
588 glib_save_CFLAGS=$CFLAGS
589 CFLAGS="$CFLAGS -posix"
590 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
591 AC_MSG_RESULT(-posix),
593 CFLAGS=$glib_save_CFLAGS
594 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
596 # Checks for library functions.
599 AC_CHECK_FUNCS(mmap posix_memalign memalign valloc fsync pipe2 issetugid)
600 AC_CHECK_FUNCS(atexit on_exit timegm gmtime_r)
602 AC_CACHE_CHECK([for __libc_enable_secure], glib_cv_have_libc_enable_secure,
603 [AC_TRY_LINK([#include <unistd.h>
604 extern int __libc_enable_secure;],
605 [return __libc_enable_secure;],
606 glib_cv_have_libc_enable_secure=yes,
607 glib_cv_have_libc_enable_secure=no)])
608 AS_IF([test x$glib_cv_have_libc_enable_secure = xyes], [
609 AC_DEFINE(HAVE_LIBC_ENABLE_SECURE, 1,
610 [Define if you have the __libc_enable_secure variable (GNU libc, eglibc)])
613 AC_CHECK_SIZEOF(char)
614 AC_CHECK_SIZEOF(short)
615 AC_CHECK_SIZEOF(long)
617 AC_CHECK_SIZEOF(void *)
618 AC_CHECK_SIZEOF(long long)
619 AC_CHECK_SIZEOF(__int64)
621 AC_CACHE_CHECK([for sig_atomic_t], ac_cv_type_sig_atomic_t,
622 [AC_TRY_LINK([#include <signal.h>
623 #include <sys/types.h>
624 sig_atomic_t val = 42;],
625 [return val == 42 ? 0 : 1],
626 ac_cv_type_sig_atomic_t=yes,
627 ac_cv_type_sig_atomic_t=no)])
628 if test x$ac_cv_type_sig_atomic_t = xyes; then
629 AC_DEFINE(HAVE_SIG_ATOMIC_T, 1,
630 [Define if you have the 'sig_atomic_t' type.])
633 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
637 *** GLib requires a 64 bit type. You might want to consider
638 *** using the GNU C compiler.
642 AS_IF([test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8], [
643 # long long is a 64 bit integer.
644 AC_MSG_CHECKING(for format to printf and scanf a guint64)
645 AC_CACHE_VAL(glib_cv_long_long_format,[
646 for format in ll q I64; do
647 AC_TRY_RUN([#include <stdio.h>
650 long long b, a = -0x3AFAFAFAFAFAFAFALL;
652 sprintf (buffer, "%${format}u", a);
653 sscanf (buffer, "%${format}u", &b);
657 [glib_cv_long_long_format=${format}
661 AS_IF([ test -n "$glib_cv_long_long_format"], [
662 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
663 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
664 if test x"$glib_cv_long_long_format" = xI64; then
665 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
667 ], [AC_MSG_RESULT(none)])
668 ],[ test x$ac_cv_sizeof___int64 = x8], [
669 # __int64 is a 64 bit integer.
670 AC_MSG_CHECKING(for format to printf and scanf a guint64)
671 # We know this is MSVCRT.DLL, and what the formats are
672 glib_cv_long_long_format=I64
673 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
674 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
675 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
681 dnl check in which direction the stack grows
683 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
685 volatile int *a = 0, *b = 0;
687 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
688 void foo (void) { volatile int x = 5; b = &x; }
690 glib_cv_stack_grows=no
692 glib_cv_stack_grows=yes
696 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
697 dnl truely know which ones of `inline', `__inline' and `__inline__' are
698 dnl actually supported.
699 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
700 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
701 __inline int foo () { return 0; }
702 int main () { return foo (); }
704 glib_cv_has__inline=yes
706 glib_cv_has__inline=no
709 case x$glib_cv_has__inline in
710 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
712 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
713 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
714 __inline__ int foo () { return 0; }
715 int main () { return foo (); }
717 glib_cv_has__inline__=yes
719 glib_cv_has__inline__=no
722 case x$glib_cv_has__inline__ in
723 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
725 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
726 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
728 inline int foo () { return 0; }
729 int main () { return foo (); }
731 glib_cv_hasinline=yes
736 case x$glib_cv_hasinline in
737 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
740 # if we can use inline functions in headers
741 AC_MSG_CHECKING(if inline functions in headers work)
742 AC_LINK_IFELSE([AC_LANG_SOURCE([[
743 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
745 # define inline __inline__
746 #elif !defined (G_HAVE_INLINE)
748 # if defined (G_HAVE___INLINE__)
749 # define inline __inline__
750 # elif defined (G_HAVE___INLINE)
751 # define inline __inline
755 int glib_test_func2 (int);
758 glib_test_func1 (void) {
759 return glib_test_func2 (1);
765 }]])],[g_can_inline=yes],[g_can_inline=no])
766 AC_MSG_RESULT($g_can_inline)
768 dnl *** check for working do while(0) macros ***
769 AC_CACHE_CHECK([for working do while(0) macros], g_cv_support_dowhile_macros, [
771 #define STMT_START do
772 #define STMT_END while(0)
773 #define STMT_TEST STMT_START { i = 0; } STMT_END
774 int main(void) { int i = 1; STMT_TEST; return i; }],
775 [g_cv_support_dowhile_macros=yes],
776 [g_cv_support_dowhile_macros=no],
777 [g_cv_support_dowhile_macros=yes])
779 if test x$g_cv_support_dowhile_macros = xyes; then
780 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
783 # check for flavours of varargs macros
784 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
786 int a(int p1, int p2, int p3);
787 #define call_a(...) a(1,__VA_ARGS__)
789 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
790 AC_MSG_RESULT($g_have_iso_c_varargs)
792 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
793 AS_IF([test "$CXX" = ""], [
795 g_have_iso_cxx_varargs=no
799 int a(int p1, int p2, int p3);
800 #define call_a(...) a(1,__VA_ARGS__)
802 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
805 AC_MSG_RESULT($g_have_iso_cxx_varargs)
807 AC_MSG_CHECKING(for GNUC varargs macros)
809 int a(int p1, int p2, int p3);
810 #define call_a(params...) a(1,params)
812 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
813 AC_MSG_RESULT($g_have_gnuc_varargs)
815 # check for GNUC visibility support
816 AC_MSG_CHECKING(for GNUC visibility attribute)
817 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
819 __attribute__ ((visibility ("hidden")))
824 __attribute__ ((visibility ("internal")))
829 __attribute__ ((visibility ("protected")))
834 __attribute__ ((visibility ("default")))
846 ]])],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
847 AC_MSG_RESULT($g_have_gnuc_visibility)
848 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
850 AC_MSG_CHECKING([whether using Sun Studio C compiler])
851 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__SUNPRO_C) || (__SUNPRO_C >= 0x550)
853 # include "error: this is not Sun Studio."
855 ]], [[]])], [ g_have_sunstudio_visibility=yes ], [ g_have_sunstudio_visibility=no ])
856 AC_MSG_RESULT($g_have_sunstudio_visibility)
857 AM_CONDITIONAL(HAVE_SUNSTUDIO_VISIBILITY, [test x$g_have_sunstudio_visibility = xyes])
859 # check for bytesex stuff
861 if test x$ac_cv_c_bigendian = xuniversal ; then
862 AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __BIG_ENDIAN
864 #error Not a big endian.
866 ac_cv_c_bigendian=yes
867 ,AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __LITTLE_ENDIAN
869 #error Not a little endian.
872 ,AC_MSG_WARN([Could not determine endianness.])))
876 # check for header files
877 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h grp.h sys/param.h sys/poll.h sys/resource.h])
878 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
879 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h inttypes.h sched.h malloc.h])
880 AC_CHECK_HEADERS([sys/vfs.h sys/vmount.h sys/statfs.h sys/statvfs.h sys/filio.h])
881 AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h fstab.h])
882 AC_CHECK_HEADERS([sys/uio.h sys/mkdev.h])
883 AC_CHECK_HEADERS([linux/magic.h])
884 AC_CHECK_HEADERS([sys/prctl.h])
886 AC_CHECK_HEADERS([sys/mount.h sys/sysctl.h], [], [],
887 [#if HAVE_SYS_PARAM_H
888 #include <sys/param.h>
891 AC_CHECK_FUNCS(sysctlbyname)
893 AC_CHECK_HEADERS([xlocale.h])
895 # check for structure fields
896 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])
897 AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_blocks, struct statfs.f_fstypename, struct statfs.f_bavail],,, [#include <sys/types.h>
898 #include <sys/stat.h>
900 #ifdef HAVE_SYS_STATFS_H
901 #include <sys/statfs.h>
903 #ifdef HAVE_SYS_PARAM_H
904 #include <sys/param.h>
906 #ifdef HAVE_SYS_MOUNT_H
907 #include <sys/mount.h>
909 # struct statvfs.f_basetype is available on Solaris but not for Linux.
910 AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [#include <sys/statvfs.h>])
911 AC_CHECK_MEMBERS([struct statvfs.f_fstypename],,, [#include <sys/statvfs.h>])
912 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,[#include <time.h>])
914 AC_STRUCT_DIRENT_D_TYPE
916 # Checks for libcharset
918 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
919 AC_CHECK_FUNCS(setlocale)
921 # check additional type sizes
922 AC_CHECK_SIZEOF(size_t)
924 dnl Try to figure out whether gsize should be long or int
925 AC_MSG_CHECKING([for the appropriate definition for size_t])
927 case $ac_cv_sizeof_size_t in
937 $ac_cv_sizeof_long_long)
938 glib_size_type='long long'
940 $ac_cv_sizeof__int64)
941 glib_size_type='__int64'
943 *) AC_MSG_ERROR([No type matching size_t in size])
947 dnl If int/long are the same size, we see which one produces
948 dnl warnings when used in the location as size_t. (This matters
951 AS_IF([test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
952 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long], [
953 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
954 #if defined(_AIX) && !defined(__GNUC__)
955 #pragma options langlvl=stdc89
961 unsigned int *size_int = &s;
962 return (int)*size_int;
964 ]])],glib_size_type=int,
965 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
966 #if defined(_AIX) && !defined(__GNUC__)
967 #pragma options langlvl=stdc89
973 unsigned long *size_long = &s;
974 return (int)*size_long;
976 ]])],glib_size_type=long)])
979 AC_MSG_RESULT(unsigned $glib_size_type)
981 AC_CHECK_SIZEOF(ssize_t)
983 dnl Try to figure out whether gssize should be long or int
984 AC_MSG_CHECKING([for the appropriate definition for ssize_t])
986 case $ac_cv_sizeof_ssize_t in
988 glib_ssize_type=short
996 $ac_cv_sizeof_long_long)
997 glib_ssize_type='long long'
999 $ac_cv_sizeof__int64)
1000 glib_ssize_type='__int64'
1002 *) AC_MSG_ERROR([No type matching ssize_t in size])
1006 dnl If int/long are the same size, we see which one produces
1007 dnl warnings when used in the location as ssize_t. (This matters
1008 dnl on Android where ssize_t is long and size_t is unsigned int)
1010 AS_IF([test $ac_cv_sizeof_ssize_t = $ac_cv_sizeof_int &&
1011 test $ac_cv_sizeof_ssize_t = $ac_cv_sizeof_long], [
1012 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
1013 #if defined(_AIX) && !defined(__GNUC__)
1014 #pragma options langlvl=stdc89
1017 #ifdef HAVE_INTTYPES_H
1018 # include <inttypes.h>
1020 #ifdef HAVE_STDINT_H
1021 # include <stdint.h>
1023 #ifdef HAVE_UNISTD_H
1024 # include <unistd.h>
1026 #ifdef HAVE_SYS_TYPES_H
1027 # include <sys/types.h>
1033 return (int)*size_int;
1035 ]])],glib_ssize_type=int,
1036 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
1037 #if defined(_AIX) && !defined(__GNUC__)
1038 #pragma options langlvl=stdc89
1041 #ifdef HAVE_INTTYPES_H
1042 # include <inttypes.h>
1044 #ifdef HAVE_STDINT_H
1045 # include <stdint.h>
1047 #ifdef HAVE_UNISTD_H
1048 # include <unistd.h>
1050 #ifdef HAVE_SYS_TYPES_H
1051 # include <sys/types.h>
1056 long *size_long = &s;
1057 return (int)*size_long;
1059 ]])],glib_ssize_type=long)])
1062 AC_MSG_RESULT($glib_ssize_type)
1064 # Check for some functions
1065 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk memmem)
1066 AC_CHECK_FUNCS(chown lchmod lchown fchmod fchown link utimes getgrgid getpwuid getresuid)
1067 AC_CHECK_FUNCS(getmntent_r setmntent endmntent hasmntopt getfsstat getvfsstat)
1068 # Check for high-resolution sleep functions
1069 AC_CHECK_FUNCS(splice)
1070 AC_CHECK_FUNCS(prlimit)
1072 # To avoid finding a compatibility unusable statfs, which typically
1073 # successfully compiles, but warns to use the newer statvfs interface:
1074 AS_IF([test $ac_cv_header_sys_statvfs_h = yes], [AC_CHECK_FUNCS([statvfs])])
1075 AS_IF([test $ac_cv_header_sys_statfs_h = yes -o $ac_cv_header_sys_mount_h = yes], [AC_CHECK_FUNCS([statfs])])
1077 AC_MSG_CHECKING([whether to use statfs or statvfs])
1078 # Some systems have both statfs and statvfs, pick the most "native" for these
1079 AS_IF([test x$ac_cv_func_statfs = xyes && test x$ac_cv_func_statvfs = xyes],
1081 # on solaris and irix, statfs doesn't even have the f_bavail field
1082 AS_IF([test x$ac_cv_member_struct_statfs_f_bavail = xno],
1083 [ac_cv_func_statfs=no],
1084 # else, at least on linux, statfs is the actual syscall
1085 [ac_cv_func_statvfs=no])
1088 AS_IF([test x$ac_cv_func_statfs = xyes],
1090 AC_DEFINE([USE_STATFS], [1], [Define to use statfs()])
1091 AC_MSG_RESULT([statfs])
1093 [test x$ac_cv_func_statvfs = xyes],
1095 AC_DEFINE([USE_STATVFS], [1], [Define to use statvfs()])
1096 AC_MSG_RESULT([statvfs])
1098 [ AC_MSG_RESULT([neither])])
1100 AC_CHECK_HEADERS(crt_externs.h)
1101 AC_CHECK_FUNCS(_NSGetEnviron)
1103 AC_CHECK_FUNCS(newlocale uselocale strtod_l strtoll_l strtoull_l)
1105 AC_FUNC_VSNPRINTF_C99
1106 AC_FUNC_PRINTF_UNIX98
1108 # Internet address families
1109 if test $glib_native_win32 = yes; then
1110 glib_inet_includes=["
1111 #include <winsock2.h>
1114 glib_inet_includes=["
1115 #include <sys/types.h>
1116 #include <sys/socket.h>
1121 GLIB_CHECK_VALUE(AF_INET, $glib_inet_includes, glib_failed=true)
1122 GLIB_CHECK_VALUE(AF_INET6, $glib_inet_includes, glib_failed=true)
1123 # winsock defines this even though it doesn't support it
1124 GLIB_CHECK_VALUE(AF_UNIX, $glib_inet_includes, glib_failed=true)
1125 if $glib_failed ; then
1126 AC_MSG_ERROR([Could not determine values for AF_INET* constants])
1130 GLIB_CHECK_VALUE(MSG_PEEK, $glib_inet_includes, glib_failed=true)
1131 GLIB_CHECK_VALUE(MSG_OOB, $glib_inet_includes, glib_failed=true)
1132 GLIB_CHECK_VALUE(MSG_DONTROUTE, $glib_inet_includes, glib_failed=true)
1133 if $glib_failed ; then
1134 AC_MSG_ERROR([Could not determine values for MSG_* constants])
1137 AC_CHECK_FUNCS(getprotobyname_r endservent if_nametoindex)
1139 AS_IF([test $glib_native_win32 = yes], [
1140 # <wspiapi.h> in the Windows SDK and in mingw-w64 has wrappers for
1141 # inline workarounds for getaddrinfo, getnameinfo and freeaddrinfo if
1142 # they aren't present at run-time (on Windows 2000).
1143 AC_CHECK_HEADER([wspiapi.h], [WSPIAPI_INCLUDE="#include <wspiapi.h>"])
1144 AC_SUBST(WSPIAPI_INCLUDE)
1146 # Android does not have C_IN in public headers, we define it wherever necessary
1147 AS_IF([test $glib_native_android != yes], [
1148 AC_MSG_CHECKING([if arpa/nameser_compat.h is needed])
1149 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h>
1150 #include <arpa/nameser.h>],
1151 [int qclass = C_IN;])],
1152 [AC_MSG_RESULT([no])],
1153 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h>
1154 #include <arpa/nameser.h>
1155 #include <arpa/nameser_compat.h>],
1156 [int qclass = C_IN;])],
1157 [AC_MSG_RESULT([yes])
1158 NAMESER_COMPAT_INCLUDE="#include <arpa/nameser_compat.h>"],
1159 [AC_MSG_ERROR([could not compile test program either way])])])])
1160 AC_SUBST(NAMESER_COMPAT_INCLUDE)
1162 # We can't just use AC_CHECK_FUNC/AC_CHECK_LIB here. Bug 586150
1164 AC_MSG_CHECKING([for res_query])
1165 AC_TRY_LINK([#include <sys/types.h>
1166 #include <netinet/in.h>
1167 #include <arpa/nameser.h>
1170 res_query("test", 0, 0, (void *)0, 0);
1171 ],[AC_MSG_RESULT([yes])],
1173 LIBS="-lresolv $LIBS"
1174 AC_TRY_LINK([#include <sys/types.h>
1175 #include <netinet/in.h>
1176 #include <arpa/nameser.h>
1179 res_query("test", 0, 0, (void *)0, 0);
1180 ],[AC_MSG_RESULT([in -lresolv])
1181 NETWORK_LIBS="-lresolv $NETWORK_LIBS"],
1182 [LIBS="-lbind $save_libs"
1183 AC_TRY_LINK([#include <resolv.h>],
1184 [res_query("test", 0, 0, (void *)0, 0);],
1185 [AC_MSG_RESULT([in -lbind])
1186 NETWORK_LIBS="-lbind $NETWORK_LIBS"],
1187 [AC_MSG_ERROR(not found)])])
1189 AC_CHECK_FUNC(socket, :, AC_CHECK_LIB(socket, socket,
1190 [NETWORK_LIBS="-lsocket $NETWORK_LIBS"],
1191 [AC_MSG_ERROR(Could not find socket())]))
1193 LIBS="$LIBS $NETWORK_LIBS"
1194 AC_MSG_CHECKING([for res_init])
1195 AC_TRY_LINK([#include <sys/types.h>
1196 #include <netinet/in.h>
1197 #include <arpa/nameser.h>
1201 ],[AC_MSG_RESULT([yes])
1202 AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if you have the 'res_init' function.])
1203 ],[AC_MSG_RESULT([no])])
1206 AC_SUBST(NETWORK_LIBS)
1208 AC_CHECK_HEADER([linux/netlink.h],
1209 [AC_DEFINE(HAVE_NETLINK, 1, [We have AF_NETLINK sockets])],,
1210 [#include <sys/socket.h>])
1211 AM_CONDITIONAL(HAVE_NETLINK, [test "$ac_cv_header_linux_netlink_h" = "yes"])
1213 AC_CHECK_TYPE([struct ip_mreqn], [
1214 AC_DEFINE(HAVE_IP_MREQN,, [Define if we have struct ip_mreqn])],,
1215 [#include <netinet/in.h>])
1219 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1220 AC_DEFINE(_XOPEN_SOURCE, 2, Needed to get declarations for msg_control and msg_controllen on Solaris)
1221 AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1226 dnl if statfs() takes 2 arguments (Posix) or 4 (Solaris)
1228 AS_IF([test "$ac_cv_func_statfs" = yes], [
1229 AC_MSG_CHECKING([number of arguments to statfs()])
1230 AC_TRY_COMPILE([#include <unistd.h>
1231 #ifdef HAVE_SYS_PARAM_H
1232 #include <sys/param.h>
1234 #ifdef HAVE_SYS_VFS_H
1235 #include <sys/vfs.h>
1237 #ifdef HAVE_SYS_MOUNT_H
1238 #include <sys/mount.h>
1240 #ifdef HAVE_SYS_STATFS_H
1241 #include <sys/statfs.h>
1242 #endif], [struct statfs st;
1243 statfs(NULL, &st);],[
1245 AC_DEFINE(STATFS_ARGS, 2, [Number of arguments to statfs()])],[
1246 AC_TRY_COMPILE([#include <unistd.h>
1247 #ifdef HAVE_SYS_PARAM_H
1248 #include <sys/param.h>
1250 #ifdef HAVE_SYS_VFS_H
1251 #include <sys/vfs.h>
1253 #ifdef HAVE_SYS_MOUNT_H
1254 #include <sys/mount.h>
1256 #ifdef HAVE_SYS_STATFS_H
1257 #include <sys/statfs.h>
1258 #endif], [struct statfs st;
1259 statfs(NULL, &st, sizeof (st), 0);],[
1261 AC_DEFINE(STATFS_ARGS, 4, [Number of arguments to statfs()])],[
1262 AC_MSG_RESULT(unknown)
1263 AC_MSG_ERROR([unable to determine number of arguments to statfs()])])])
1267 # Check whether to use an included printf
1270 AC_ARG_ENABLE(included-printf,
1271 [AS_HELP_STRING([--enable-included-printf],
1272 [use included printf [default=auto]])],
1273 enable_included_printf="$enableval")
1275 need_included_printf=no
1276 if test "x$enable_included_printf" = "xyes" ; then
1277 need_included_printf=yes
1279 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
1280 need_included_printf=yes
1282 if test "$ac_cv_func_printf_unix98" != "yes" ; then
1283 need_included_printf=yes
1285 if test "x$ac_cv_sizeof_long_long" = "x8" &&
1286 test -z "$glib_cv_long_long_format" ; then
1287 need_included_printf=yes
1290 if test "x$enable_included_printf" = "xno" &&
1291 test "x$need_included_printf" = "xyes" ; then
1293 *** Your C library's printf doesn't appear to have the features that
1294 *** GLib needs, but you specified --enable-included-printf=no.])
1297 enable_included_printf=$need_included_printf
1299 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
1300 AS_IF([test "$enable_included_printf" != "yes"], [
1301 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
1303 if test -z "$glib_cv_long_long_format" ; then
1304 glib_cv_long_long_format="ll"
1306 AC_DEFINE(HAVE_VASPRINTF,1)
1309 # Checks needed for gnulib vasnprintf
1311 jm_AC_TYPE_LONG_LONG
1316 AC_CHECK_TYPES(ptrdiff_t)
1318 AC_CHECK_FUNCS([snprintf wcslen])
1319 AC_FUNC_SNPRINTF_C99
1321 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
1322 # The check is borrowed from the PERL Configure script.
1323 AS_IF([test "$ac_cv_func_memmove" != "yes"], [
1324 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
1325 glib_cv_working_bcopy,[AC_TRY_RUN([
1327 char buf[128], abc[128], *b;
1328 int len, off, align;
1329 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
1330 for (align = 7; align >= 0; align--) {
1331 for (len = 36; len; len--) {
1332 b = buf+align; bcopy(abc, b, len);
1333 for (off = 1; off <= len; off++) {
1334 bcopy(b, b+off, len); bcopy(b+off, b, len);
1335 if (bcmp(b, abc, len)) return(1);
1340 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
1342 GLIB_ASSERT_SET(glib_cv_working_bcopy)
1343 if test "$glib_cv_working_bcopy" = "yes"; then
1344 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
1348 # Check if <sys/select.h> needs to be included for fd_set
1349 AC_MSG_CHECKING([for fd_set])
1350 AC_TRY_COMPILE([#include <sys/types.h>],
1351 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1352 AS_IF([test "$gtk_ok" = "yes"], [
1353 AC_MSG_RESULT([yes, found in sys/types.h])
1355 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1356 if test "$gtk_ok" = "yes"; then
1357 # *** FIXME: give it a different name
1358 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1359 AC_MSG_RESULT([yes, found in sys/select.h])
1361 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1366 dnl Check for nl_langinfo and CODESET
1369 AC_CACHE_CHECK([for nl_langinfo (CODESET)],glib_cv_langinfo_codeset,[
1370 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
1371 [char *codeset = nl_langinfo (CODESET);])],
1372 [glib_cv_langinfo_codeset=yes],
1373 [glib_cv_langinfo_codeset=no])])
1374 if test x$glib_cv_langinfo_codeset = xyes; then
1375 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1378 dnl Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
1379 AC_CACHE_CHECK([for nl_langinfo (PM_STR)],glib_cv_langinfo_time,[
1380 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
1382 str = nl_langinfo (PM_STR);
1383 str = nl_langinfo (D_T_FMT);
1384 str = nl_langinfo (D_FMT);
1385 str = nl_langinfo (T_FMT);
1386 str = nl_langinfo (T_FMT_AMPM);
1387 str = nl_langinfo (MON_1);
1388 str = nl_langinfo (ABMON_12);
1389 str = nl_langinfo (DAY_1);
1390 str = nl_langinfo (ABDAY_7);])],
1391 [glib_cv_langinfo_time=yes],
1392 [glib_cv_langinfo_time=no])])
1393 if test x$glib_cv_langinfo_time = xyes; then
1394 AC_DEFINE(HAVE_LANGINFO_TIME,1,[Have nl_langinfo (PM_STR)])
1397 dnl Check for nl_langinfo and _NL_CTYPE_OUTDIGITn_MB
1398 AC_CACHE_CHECK([for nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)], glib_cv_langinfo_outdigit,[
1399 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
1401 str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_MB);
1402 str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_MB);
1403 str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_MB);
1404 str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_MB);
1405 str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_MB);
1406 str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_MB);
1407 str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_MB);
1408 str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_MB);
1409 str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_MB);
1410 str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_MB);])],
1411 [glib_cv_langinfo_outdigit=yes],
1412 [glib_cv_langinfo_outdigit=no])])
1413 if test x$glib_cv_langinfo_outdigit = xyes; then
1414 AC_DEFINE(HAVE_LANGINFO_OUTDIGIT,1,[Have nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)])
1418 dnl ****************************************
1419 dnl *** posix_memalign ***
1420 dnl ****************************************
1421 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1422 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1423 glib_cv_compliant_posix_memalign=0
1424 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1426 #define _XOPEN_SOURCE 600
1427 #include <stdlib.h> /* posix_memalign() should be defined here */
1428 /* some systems break if #include <malloc.h> used */
1429 static void test_memalign (size_t boundary, size_t size) {
1431 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1437 test_memalign ( 128, 128 - 2 * sizeof (void*));
1438 test_memalign ( 256, 256 - 2 * sizeof (void*));
1439 test_memalign ( 512, 512 - 2 * sizeof (void*));
1440 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1441 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1442 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1443 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1444 test_memalign (16384, 16384 - 2 * sizeof (void*));
1445 test_memalign (32768, 32768 - 2 * sizeof (void*));
1446 exit (0); /* success */
1449 [glib_cv_compliant_posix_memalign=1], [], [:])
1453 AS_IF([test "$glib_cv_compliant_posix_memalign" = "1"], [
1455 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1461 dnl ****************************************
1462 dnl *** strlcpy/strlcat ***
1463 dnl ****************************************
1465 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1466 AC_TRY_RUN([#include <stdlib.h>
1470 (void) strlcpy (p, "hi", 10);
1471 if (strlcat (p, "bye", 0) != 3)
1474 }], glib_cv_have_strlcpy=yes,
1475 glib_cv_have_strlcpy=no,
1476 glib_cv_have_strlcpy=no)])
1477 if test "$glib_cv_have_strlcpy" = "yes"; then
1478 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1482 dnl **********************
1483 dnl *** va_copy checks ***
1484 dnl **********************
1485 dnl we currently check for all three va_copy possibilities, so we get
1486 dnl all results in config.log for bug reports.
1487 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1488 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1490 void f (int i, ...) {
1491 va_list args1, args2;
1492 va_start (args1, i);
1493 va_copy (args2, args1);
1494 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1496 va_end (args1); va_end (args2);
1502 [glib_cv_va_copy=yes],
1503 [glib_cv_va_copy=no])
1505 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1506 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1508 void f (int i, ...) {
1509 va_list args1, args2;
1510 va_start (args1, i);
1511 __va_copy (args2, args1);
1512 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1514 va_end (args1); va_end (args2);
1520 [glib_cv___va_copy=yes],
1521 [glib_cv___va_copy=no])
1524 if test "x$glib_cv_va_copy" = "xyes"; then
1525 g_va_copy_func=va_copy
1526 else if test "x$glib_cv___va_copy" = "xyes"; then
1527 g_va_copy_func=__va_copy
1531 if test -n "$g_va_copy_func"; then
1532 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1535 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1536 AC_TRY_RUN([#include <stdarg.h>
1538 void f (int i, ...) {
1539 va_list args1, args2;
1540 va_start (args1, i);
1542 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1544 va_end (args1); va_end (args2);
1550 [glib_cv_va_val_copy=yes],
1551 [glib_cv_va_val_copy=no],
1552 [glib_cv_va_val_copy=yes])
1555 AS_IF([ test "x$glib_cv_va_val_copy" = "xno"], [
1556 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1559 dnl ***********************
1560 dnl *** g_module checks ***
1561 dnl ***********************
1563 G_MODULE_LIBS_EXTRA=
1564 G_MODULE_PLUGIN_LIBS=
1565 if test x"$glib_native_win32" = xyes; then
1566 dnl No use for this on Win32
1570 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1572 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1573 G_MODULE_NEED_USCORE=0
1574 G_MODULE_BROKEN_RTLD_GLOBAL=0
1575 G_MODULE_HAVE_DLERROR=0
1576 dnl *** force native WIN32 shared lib loader
1577 if test -z "$G_MODULE_IMPL"; then
1579 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1582 dnl *** force native AIX library loader
1583 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1584 if test -z "$G_MODULE_IMPL"; then
1586 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1589 dnl *** dlopen() and dlsym() in system libraries
1590 AS_IF([ test -z "$G_MODULE_IMPL"], [
1591 AC_CHECK_FUNC(dlopen,
1592 [AC_CHECK_FUNC(dlsym,
1593 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1596 dnl *** load_image (BeOS)
1597 AS_IF([test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"], [
1598 AC_CHECK_LIB(root, load_image,
1599 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1600 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1601 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1602 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1605 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1606 AS_IF([ test -z "$G_MODULE_IMPL" ], [
1607 AC_CHECK_FUNC(NSLinkModule,
1608 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1609 G_MODULE_NEED_USCORE=1],
1612 dnl *** dlopen() and dlsym() in libdl
1613 AS_IF([ test -z "$G_MODULE_IMPL"], [
1614 AC_CHECK_LIB(dl, dlopen,
1615 [AC_CHECK_LIB(dl, dlsym,
1617 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1620 dnl *** shl_load() in libdld (HP-UX)
1621 AS_IF([ test -z "$G_MODULE_IMPL"], [
1622 AC_CHECK_LIB(dld, shl_load,
1623 [G_MODULE_LIBS=-ldld
1624 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1627 dnl *** additional checks for G_MODULE_IMPL_DL
1628 AS_IF([ test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL" ], [
1630 LDFLAGS_orig="$LDFLAGS"
1631 LIBS="$G_MODULE_LIBS $LIBS"
1632 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1633 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1634 echo "void glib_plugin_test(void) { }" > plugin.c
1635 ${SHELL} ./libtool --mode=compile --tag=CC ${CC} ${CFLAGS} \
1636 ${CPPFLAGS} -c -o plugin.lo plugin.c >/dev/null 2>&1
1637 ${SHELL} ./libtool --mode=link --tag=CC ${CC} ${CFLAGS} \
1638 ${LDFLAGS} -module -o plugin.la -export-dynamic \
1639 -shrext ".o" -avoid-version plugin.lo \
1640 -rpath /dont/care >/dev/null 2>&1
1641 eval `./libtool --config | grep ^objdir`
1642 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1643 glib_cv_rtldglobal_broken,[
1647 # define RTLD_GLOBAL 0
1650 # define RTLD_LAZY 0
1652 int glib_plugin_test;
1654 void *handle, *global, *local;
1655 global = &glib_plugin_test;
1656 handle = dlopen ("./$objdir/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1657 if (!handle) return 0;
1658 local = dlsym (handle, "glib_plugin_test");
1659 return global == local;
1661 [glib_cv_rtldglobal_broken=no],
1662 [glib_cv_rtldglobal_broken=yes],
1663 [glib_cv_rtldglobal_broken=no])
1664 rm -f plugin.c plugin.o plugin.lo plugin.la ${objdir}/plugin.*
1665 rmdir ${objdir} 2>/dev/null
1667 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1668 G_MODULE_BROKEN_RTLD_GLOBAL=1
1670 G_MODULE_BROKEN_RTLD_GLOBAL=0
1672 dnl *** check whether we need preceeding underscores
1673 AC_CACHE_CHECK([for preceeding underscore in symbols],
1675 AC_TRY_RUN([#include <dlfcn.h>
1676 int glib_underscore_test (void) { return 42; }
1678 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1679 handle = dlopen ((void*)0, 0);
1681 f1 = dlsym (handle, "glib_underscore_test");
1682 f2 = dlsym (handle, "_glib_underscore_test");
1683 } return (!f2 || f1);
1685 [glib_cv_uscore=yes],
1686 [glib_cv_uscore=no],
1688 rm -f plugin.c plugin.$ac_objext plugin.lo
1690 GLIB_ASSERT_SET(glib_cv_uscore)
1691 if test "x$glib_cv_uscore" = "xyes"; then
1692 G_MODULE_NEED_USCORE=1
1694 G_MODULE_NEED_USCORE=0
1697 LDFLAGS="$LDFLAGS_orig"
1698 dnl *** check for having dlerror()
1699 AC_CHECK_FUNC(dlerror,
1700 [G_MODULE_HAVE_DLERROR=1],
1701 [G_MODULE_HAVE_DLERROR=0])
1704 dnl *** done, have we got an implementation?
1705 if test -z "$G_MODULE_IMPL"; then
1707 G_MODULE_SUPPORTED=false
1709 G_MODULE_SUPPORTED=true
1712 AC_MSG_CHECKING(for the suffix of module shared libraries)
1714 shrext_cmds=`./libtool --config | grep '^shrext_cmds='`
1716 module=yes eval std_shrext=$shrext_cmds
1717 # chop the initial dot
1718 glib_gmodule_suffix=`echo $std_shrext | sed 's/^\.//'`
1719 AC_MSG_RESULT(.$glib_gmodule_suffix)
1720 # any reason it may fail?
1721 if test "x$glib_gmodule_suffix" = x; then
1722 AC_MSG_ERROR(Cannot determine shared library suffix from libtool)
1725 AC_SUBST(G_MODULE_SUPPORTED)
1726 AC_SUBST(G_MODULE_IMPL)
1727 AC_SUBST(G_MODULE_LIBS)
1728 AC_SUBST(G_MODULE_LIBS_EXTRA)
1729 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1730 AC_SUBST(G_MODULE_LDFLAGS)
1731 AC_SUBST(G_MODULE_HAVE_DLERROR)
1732 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1733 AC_SUBST(G_MODULE_NEED_USCORE)
1734 AC_SUBST(GLIB_DEBUG_FLAGS)
1736 dnl **********************
1737 dnl *** g_spawn checks ***
1738 dnl **********************
1740 AC_MSG_CHECKING(for gspawn implementation)
1743 GSPAWN=gspawn-win32.lo
1749 AC_MSG_RESULT($GSPAWN)
1752 dnl *************************
1753 dnl *** GIOChannel checks ***
1754 dnl *************************
1756 AC_MSG_CHECKING(for GIOChannel implementation)
1768 dnl *********************************
1769 dnl *** Directory for GIO modules ***
1770 dnl *********************************
1772 AC_ARG_WITH(gio-module-dir,
1773 [AS_HELP_STRING([--with-gio-module-dir=DIR],
1774 [load gio modules from this directory [LIBDIR/gio/modules]])],
1776 [with_gio_module_dir='${libdir}/gio/modules'])
1777 GIO_MODULE_DIR=$with_gio_module_dir
1778 AC_SUBST(GIO_MODULE_DIR)
1780 dnl **********************************
1781 dnl *** Check for libselinux (GIO) ***
1782 dnl **********************************
1783 AC_ARG_ENABLE(selinux,
1784 AS_HELP_STRING([--disable-selinux],
1785 [build without selinux support]))
1788 AS_IF([ test "x$enable_selinux" != "xno"], [
1790 AC_CHECK_LIB(selinux, is_selinux_enabled,
1791 [AC_CHECK_HEADERS(selinux/selinux.h,
1792 [AC_CHECK_LIB(selinux, lgetfilecon_raw,
1793 [AC_DEFINE(HAVE_SELINUX, 1, [Define to 1 if libselinux is available])
1794 SELINUX_LIBS="-lselinux"
1799 AC_SUBST(SELINUX_LIBS)
1801 dnl *****************************
1802 dnl ** Check for inotify (GIO) **
1803 dnl *****************************
1805 AC_CHECK_HEADERS([sys/inotify.h],
1808 AC_CHECK_FUNCS(inotify_init1)
1811 AM_CONDITIONAL(HAVE_INOTIFY, [test "$inotify_support" = "yes"])
1813 dnl ****************************
1814 dnl ** Check for kqueue (GIO) **
1815 dnl ****************************
1817 AC_CHECK_HEADERS([sys/event.h],
1819 AC_CHECK_FUNCS(kqueue kevent, [kqueue_support=yes])
1822 AM_CONDITIONAL(HAVE_KQUEUE, [test "$kqueue_support" = "yes"])
1824 dnl *********************************
1825 dnl ** Check for Solaris FEN (GIO) **
1826 dnl *********************************
1828 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
1830 #ifndef PORT_SOURCE_FILE
1831 #error "Please upgrade to Nevada 72 or above to suppoert FEN"
1833 int main() { return 0; } ]])],
1838 AM_CONDITIONAL(HAVE_FEN, [test "$fen_support" = "yes"])
1840 dnl ****************************
1841 dnl *** Checks for FAM (GIO) ***
1842 dnl ****************************
1844 should_disable_fam=no
1847 AS_HELP_STRING([--disable-fam],
1848 [don't use fam for file system monitoring]),
1850 if test "x$enable_fam" = "xno"; then
1851 should_disable_fam=yes
1857 if test "x$should_disable_fam" = "xno"; then
1858 AC_CHECK_LIB(fam, FAMOpen,
1859 [AC_CHECK_HEADERS(fam.h,
1860 [AC_DEFINE(HAVE_FAM, [], [Define if we have FAM])
1861 AC_CHECK_LIB(fam, FAMNoExists,
1862 AC_DEFINE(HAVE_FAM_NO_EXISTS, [], [Define if we have FAMNoExists in fam]))
1865 AC_MSG_WARN(*** FAM support will not be built (header files not found) ***))],
1866 AC_MSG_WARN(*** FAM support will not be built (FAM library not found) ***))
1869 AM_CONDITIONAL(HAVE_FAM, [test "$fam_support" = "yes"])
1872 dnl *****************************
1873 dnl *** Check for xattr (GIO) ***
1874 dnl *****************************
1875 AC_ARG_ENABLE(xattr,
1876 AS_HELP_STRING([--disable-xattr], [build without xattr support]))
1879 AS_IF([ test "x$enable_xattr" != "xno"], [
1881 dnl either glibc or libattr can provide xattr support
1883 dnl for both of them, we check for getxattr being in
1884 dnl the library and a valid xattr header.
1887 AC_CHECK_LIB(c, getxattr,
1888 [AC_CHECK_HEADERS(sys/xattr.h,
1889 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1893 AS_IF([ test "x$msg_xattr" != "xyes"], [
1894 dnl failure. try libattr
1895 AC_CHECK_LIB(attr, getxattr,
1896 [AC_CHECK_HEADERS(attr/xattr.h,
1897 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1903 AS_IF([ test "x$msg_xattr" = "xyes"], [
1904 AC_MSG_CHECKING([for XATTR_NOFOLLOW])
1907 #ifdef HAVE_SYS_TYPES_H
1908 #include <sys/types.h>
1910 #ifdef HAVE_SYS_XATTR_H
1911 #include <sys/xattr.h>
1912 #elif HAVE_ATTR_XATTR_H
1913 #include <attr/xattr.h>
1916 [ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);],
1918 AC_DEFINE([HAVE_XATTR_NOFOLLOW], [1], [Define to 1 if xattr API uses XATTR_NOFOLLOW])
1919 AC_MSG_RESULT([yes])
1921 [AC_MSG_RESULT([no])]
1925 AC_SUBST(XATTR_LIBS)
1927 dnl ************************
1928 dnl *** check for libelf ***
1929 dnl ************************
1930 AC_ARG_ENABLE(libelf,
1931 AS_HELP_STRING([--disable-libelf], [build without libelf support]))
1932 AS_IF([ test "x$enable_libelf" != "xno"],[
1933 PKG_CHECK_MODULES([LIBELF], [libelf >= 0.8.12], [have_libelf=yes], [have_libelf=maybe])
1934 AS_IF([ test $have_libelf = maybe ], [
1935 glib_save_LIBS=$LIBS
1936 AC_CHECK_LIB([elf], [elf_begin], [:], [have_libelf=no])
1937 AC_CHECK_LIB([elf], [elf_getshdrstrndx], [:], [have_libelf=no])
1938 AC_CHECK_LIB([elf], [elf_getshdrnum], [:], [have_libelf=no])
1939 AC_CHECK_HEADER([libelf.h], [:], [have_libelf=no])
1940 LIBS=$glib_save_LIBS
1942 if test $have_libelf != no; then
1949 if test x$have_libelf = xyes; then
1950 AC_DEFINE(HAVE_LIBELF, 1, [Define if libelf is available])
1953 dnl ****************************************
1954 dnl *** platform dependent source checks ***
1955 dnl ****************************************
1957 AC_MSG_CHECKING(for platform-dependent source)
1959 *-*-cygwin*|*-*-mingw*)
1960 PLATFORMDEP=gwin32.lo
1966 AC_MSG_RESULT($PLATFORMDEP)
1967 AC_SUBST(PLATFORMDEP)
1969 AC_MSG_CHECKING([whether to compile timeloop])
1971 *-*-cygwin*|*-*-mingw*|*-*-minix)
1978 AC_MSG_RESULT($enable_timeloop)
1979 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1981 AC_MSG_CHECKING([if building for some Win32 platform])
1983 *-*-mingw*|*-*-cygwin*)
1990 AC_MSG_RESULT($platform_win32)
1991 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1993 dnl ***********************
1994 dnl *** g_thread checks ***
1995 dnl ***********************
1997 AC_ARG_WITH(threads,
1998 [AS_HELP_STRING([--with-threads=@<:@posix/win32@:>@],
1999 [specify a thread implementation to use])],
2003 dnl error and warning message
2004 dnl *************************
2006 THREAD_NO_IMPLEMENTATION="No thread implementation found."
2008 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
2009 platform (normally it's "_REENTRANT"). I'll not use any flag on
2010 compilation now, but then your programs might not work.
2011 Please provide information on how it is done on your system."
2013 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
2016 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
2017 provide information on your thread implementation."
2019 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
2020 functions will not be MT-safe during their first call because
2021 there is no working 'getpwuid_r' on your system."
2023 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
2024 because there is no 'localtime_r' on your system."
2026 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
2027 linking threaded applications. As GLib cannot do that
2028 automatically, you will get an linkg error everytime you are
2029 not using the right compiler. In that case you have to relink
2030 with the right compiler. Ususally just '_r' is appended
2031 to the compiler name."
2033 dnl determination of thread implementation
2034 dnl ***************************************
2036 AC_MSG_CHECKING(for thread implementation)
2039 AS_IF([ test "x$with_threads" = xyes || test "x$with_threads" = xposix], [
2040 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
2041 # -U_OSF_SOURCE is for Digital UNIX 4.0d
2042 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
2043 glib_save_CPPFLAGS="$CPPFLAGS"
2044 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2045 AS_IF([ test "x$have_threads" = xno], [
2046 AC_TRY_COMPILE([#include <pthread.h>],
2047 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
2050 # Tru64Unix requires -pthread to find pthread.h. See #103020
2051 CPPFLAGS="$CPPFLAGS -pthread"
2052 if test "x$have_threads" = xno; then
2053 AC_TRY_COMPILE([#include <pthread.h>],
2054 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
2057 CPPFLAGS="$glib_save_CPPFLAGS"
2059 if test "x$with_threads" = xyes || test "x$with_threads" = xwin32; then
2067 if test "x$have_threads" = xno; then
2068 AC_MSG_RESULT(none available)
2069 AC_MSG_ERROR($THREAD_NO_IMPLEMENTATION)
2071 AC_MSG_RESULT($have_threads)
2075 dnl determination of G_THREAD_CFLAGS
2076 dnl ********************************
2079 G_THREAD_LIBS_EXTRA=
2083 dnl Test program for basic POSIX threads functionality
2085 m4_define([glib_thread_test],[
2086 #include <pthread.h>
2088 void* func(void* data) {check_me = 42; return &check_me;}
2092 pthread_create (&t, $1, func, 0);
2093 pthread_join (t, &ret);
2094 return (check_me != 42 || ret != &check_me);
2097 AS_IF([ test x"$have_threads" = xposix], [
2098 # First we test for posix, whether -pthread or -pthreads do the trick as
2099 # both CPPFLAG and LIBS.
2100 # One of them does for most gcc versions and some other platforms/compilers
2101 # too and could be considered as the canonical way to go.
2103 *-*-cygwin*|*-*-darwin*)
2104 # skip cygwin and darwin -pthread or -pthreads test
2107 # These compiler/linker flags work with both Sun Studio and gcc
2108 # Sun Studio expands -mt to -D_REENTRANT and -lthread
2109 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
2110 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
2111 G_THREAD_LIBS="-lpthread -lthread"
2114 for flag in pthread pthreads mt; do
2115 glib_save_CFLAGS="$CFLAGS"
2116 CFLAGS="$CFLAGS -$flag"
2117 AC_TRY_RUN(glib_thread_test(0),
2118 glib_flag_works=yes,
2120 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test(0))],
2121 glib_flag_works=yes,
2122 glib_flag_works=no)])
2123 CFLAGS="$glib_save_CFLAGS"
2124 if test $glib_flag_works = yes ; then
2125 G_THREAD_CFLAGS=-$flag
2126 G_THREAD_LIBS=-$flag
2134 AS_IF([ test x"$G_THREAD_CFLAGS" = x], [
2136 # The canonical -pthread[s] does not work. Try something different.
2140 if test x"$GCC" = xyes; then
2141 # GCC 3.0 and above needs -pthread.
2142 # Should be coverd by the case above.
2143 # GCC 2.x and below needs -mthreads
2144 G_THREAD_CFLAGS="-mthreads"
2145 G_THREAD_LIBS=$G_THREAD_CFLAGS
2147 # We are probably using the aix compiler. Normaly a
2148 # program would have to be compiled with the _r variant
2149 # of the corresponding compiler, but we as GLib cannot
2150 # do that: but the good news is that for compiling the
2151 # only difference is the added -D_THREAD_SAFE compile
2152 # option. This is according to the "C for AIX User's
2154 G_THREAD_CFLAGS="-D_THREAD_SAFE"
2158 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
2160 *-sysv5uw7*) # UnixWare 7
2161 # We are not using gcc with -pthread. Catched above.
2162 G_THREAD_CFLAGS="-Kthread"
2163 G_THREAD_LIBS=$G_THREAD_CFLAGS
2166 # No flag needed when using MSVCRT.DLL
2170 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
2175 # if we are not finding the localtime_r function, then we probably are
2176 # not using the proper multithread flag
2178 glib_save_CPPFLAGS="$CPPFLAGS"
2179 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2181 # First we test, whether localtime_r is declared in time.h
2182 # directly. Then we test whether a macro localtime_r exists, in
2183 # which case localtime_r in the test program is replaced and thus
2184 # if we still find localtime_r in the output, it is not defined as
2187 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
2188 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
2190 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
2192 CPPFLAGS="$glib_save_CPPFLAGS"
2194 AC_MSG_CHECKING(thread related cflags)
2195 AC_MSG_RESULT($G_THREAD_CFLAGS)
2196 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2198 dnl determination of G_THREAD_LIBS
2199 dnl ******************************
2201 AS_IF([test x$have_threads = xposix], [
2202 glib_save_CPPFLAGS="$CPPFLAGS"
2203 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2204 AS_IF([ test x"$G_THREAD_LIBS" = x ], [
2207 # We are not using gcc (would have set G_THREAD_LIBS) and thus
2208 # probably using the aix compiler.
2209 AC_MSG_WARN($AIX_COMPILE_INFO)
2213 glib_save_LIBS="$LIBS"
2214 for thread_lib in "" pthread pthread32 pthreads thread; do
2215 if test x"$thread_lib" = x; then
2219 add_thread_lib="-l$thread_lib"
2220 IN=" in -l$thread_lib"
2222 if test x"$have_threads" = xposix; then
2225 defattr=pthread_attr_default
2228 LIBS="$add_thread_lib $glib_save_LIBS"
2230 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
2231 AC_TRY_RUN(glib_thread_test($defattr),
2234 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test($defattr))],
2237 AC_MSG_RESULT($glib_result)
2239 if test "$glib_result" = "yes" ; then
2240 G_THREAD_LIBS="$add_thread_lib"
2244 if test "x$G_THREAD_LIBS" = xerror; then
2245 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2247 LIBS="$glib_save_LIBS"
2252 g_threads_impl="POSIX"
2253 AC_DEFINE([THREADS_POSIX], [1], [Use pthreads])
2254 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2255 CPPFLAGS="$glib_save_CPPFLAGS"
2256 ], [test x$have_threads = xwin32], [
2257 AC_DEFINE([THREADS_WIN32], [1], [Use w32 threads])
2258 g_threads_impl="WIN32"
2260 AC_DEFINE([THREADS_NONE], [1], [Use no threads])
2261 g_threads_impl="NONE"
2264 AM_CONDITIONAL(THREADS_POSIX, [test "$g_threads_impl" = "POSIX"])
2265 AM_CONDITIONAL(THREADS_WIN32, [test "$g_threads_impl" = "WIN32"])
2266 AM_CONDITIONAL(THREADS_NONE, [test "$g_threads_impl" = "NONE"])
2268 if test "x$G_THREAD_LIBS" = xerror; then
2269 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2274 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2275 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2281 AC_MSG_CHECKING(thread related libraries)
2282 AC_MSG_RESULT($G_THREAD_LIBS)
2284 dnl check for mt safe function variants and some posix functions
2285 dnl ************************************************************
2287 glib_save_LIBS="$LIBS"
2288 # we are not doing the following for now, as this might require glib
2289 # to always be linked with the thread libs on some platforms.
2290 # LIBS="$LIBS $G_THREAD_LIBS"
2291 AC_CHECK_FUNCS(localtime_r gmtime_r)
2292 AS_IF([ test "$ac_cv_header_pwd_h" = "yes"], [
2293 AC_CACHE_CHECK([for posix getpwuid_r],
2294 ac_cv_func_posix_getpwuid_r,
2300 struct passwd pwd, *pwptr = &pwd;
2303 error = getpwuid_r (0, &pwd, buffer,
2304 sizeof (buffer), &pwptr);
2305 return (error < 0 && errno == ENOSYS)
2308 [ac_cv_func_posix_getpwuid_r=yes],
2309 [ac_cv_func_posix_getpwuid_r=no])])
2310 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2311 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2312 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2313 [Have POSIX function getpwuid_r])
2315 AC_CACHE_CHECK([for nonposix getpwuid_r],
2316 ac_cv_func_nonposix_getpwuid_r,
2317 [AC_TRY_LINK([#include <pwd.h>],
2318 [char buffer[10000];
2320 getpwuid_r (0, &pwd, buffer,
2322 [ac_cv_func_nonposix_getpwuid_r=yes],
2323 [ac_cv_func_nonposix_getpwuid_r=no])])
2324 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2325 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2326 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2327 [Have non-POSIX function getpwuid_r])
2331 AS_IF([ test "$ac_cv_header_grp_h" = "yes"], [
2332 AC_CACHE_CHECK([for posix getgrgid_r],
2333 ac_cv_func_posix_getgrgid_r,
2339 struct group grp, *grpptr = &grp;
2342 error = getgrgid_r (0, &grp, buffer,
2343 sizeof (buffer), &grpptr);
2344 return (error < 0 && errno == ENOSYS)
2347 [ac_cv_func_posix_getgrgid_r=yes],
2348 [ac_cv_func_posix_getgrgid_r=no])])
2349 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2350 AS_IF([ test "$ac_cv_func_posix_getgrgid_r" = yes ], [
2351 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2352 [Have POSIX function getgrgid_r])
2354 AC_CACHE_CHECK([for nonposix getgrgid_r],
2355 ac_cv_func_nonposix_getgrgid_r,
2356 [AC_TRY_LINK([#include <grp.h>],
2357 [char buffer[10000];
2359 getgrgid_r (0, &grp, buffer,
2361 [ac_cv_func_nonposix_getgrgid_r=yes],
2362 [ac_cv_func_nonposix_getgrgid_r=no])])
2363 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2364 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2365 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2366 [Have non-POSIX function getgrgid_r])
2370 LIBS="$G_THREAD_LIBS $LIBS"
2371 AS_IF([ test x"$have_threads" = xposix], [
2372 glib_save_CPPFLAGS="$CPPFLAGS"
2373 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2374 # This is not AC_CHECK_FUNC to also work with function
2375 # name mangling in header files.
2376 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2379 [#include <pthread.h>],
2380 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)])],
2382 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2383 [Have function pthread_attr_setstacksize])],
2384 [AC_MSG_RESULT(no)])
2385 AC_MSG_CHECKING(for pthread_condattr_setclock)
2388 [#include <pthread.h>],
2389 [pthread_condattr_t a; pthread_condattr_setclock(&a,0)])],
2391 AC_DEFINE(HAVE_PTHREAD_CONDATTR_SETCLOCK,1,
2392 [Have function pthread_condattr_setclock])],
2393 [AC_MSG_RESULT(no)])
2394 CPPFLAGS="$glib_save_CPPFLAGS"
2397 LIBS="$glib_save_LIBS"
2399 # now spit out all the warnings.
2400 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2401 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2402 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2404 if test "$ac_cv_func_localtime_r" != "yes"; then
2405 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2409 # Hack to deal with:
2411 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2412 # building shared libraries with linux.
2413 # b) FreeBSD doesn't do this either.
2417 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2419 *-*-freebsd*|*-*-linux*)
2420 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2423 LDFLAGS="$LDFLAGS -pthread"
2426 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2430 AC_SUBST(G_THREAD_CFLAGS)
2431 AC_SUBST(G_THREAD_LIBS)
2432 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2433 AC_SUBST(G_THREAD_LIBS_EXTRA)
2435 AC_CHECK_FUNCS(clock_gettime, [], [
2436 AC_CHECK_LIB(rt, clock_gettime, [
2437 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2438 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2439 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2444 dnl ************************
2445 dnl *** g_atomic_* tests ***
2446 dnl ************************
2448 dnl We need to decide at configure time if GLib will use real atomic
2449 dnl operations ("lock free") or emulated ones with a mutex. This is
2450 dnl because we must put this information in glibconfig.h so we know if
2451 dnl it is safe or not to inline using compiler intrinsics directly from
2454 dnl We also publish the information via G_ATOMIC_LOCK_FREE in case the
2455 dnl user is interested in knowing if they can use the atomic ops across
2458 dnl We can currently support the atomic ops natively when building GLib
2459 dnl with recent versions of GCC or MSVC. MSVC doesn't run ./configure,
2460 dnl so we skip that case here and define G_ATOMIC_LOCK_FREE exactly when
2461 dnl we are using GCC (and not mingw*).
2463 dnl Note that the atomic ops are only available with GCC on x86 when
2464 dnl using -march=i486 or higher. If we detect that the atomic ops are
2465 dnl not available but would be available given the right flags, we want
2466 dnl to abort and advise the user to fix their CFLAGS. It's better to do
2467 dnl that then to silently fall back on emulated atomic ops just because
2468 dnl the user had the wrong build environment.
2470 dnl We may add other compilers here in the future...
2472 AC_CACHE_CHECK([for lock-free atomic intrinsics], glib_cv_g_atomic_lock_free, [
2475 glib_cv_g_atomic_lock_free=yes
2479 [volatile int atomic = 2;\
2480 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2481 [glib_cv_g_atomic_lock_free=yes],
2482 [glib_cv_g_atomic_lock_free=no])
2483 if test "$glib_cv_g_atomic_lock_free" = "no"; then
2484 SAVE_CFLAGS="${CFLAGS}"
2485 CFLAGS="-march=i486"
2487 [volatile int atomic = 2;\
2488 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2489 [AC_MSG_ERROR([GLib must be build with -march=i486 or later.])],
2491 CFLAGS="${SAVE_CFLAGS}"
2501 # Some compilers support atomic operations but do not define
2502 # __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, like clang
2503 if test x"$glib_cv_g_atomic_lock_free" = xyes; then
2505 [__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4;],
2507 [AC_DEFINE(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, 1, [ compiler supports atomic operations])])
2512 dnl We need a more robust approach here...
2514 i?86|x86_64|s390|s390x|arm*|crisv32*|etrax*)
2515 glib_memory_barrier_needed=no
2517 sparc*|alpha*|powerpc*|ia64)
2518 glib_memory_barrier_needed=yes
2521 glib_memory_barrier_needed=yes
2525 dnl ************************
2526 dnl ** Check for futex(2) **
2527 dnl ************************
2528 AC_CACHE_CHECK(for futex(2) system call,
2529 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2530 #include <linux/futex.h>
2531 #include <sys/syscall.h>
2537 /* it is not like this actually runs or anything... */
2538 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2541 ])],glib_cv_futex=yes,glib_cv_futex=no))
2542 if test x"$glib_cv_futex" = xyes; then
2543 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2546 AC_CACHE_CHECK(for eventfd(2) system call,
2547 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2548 #include <sys/eventfd.h>
2554 eventfd (0, EFD_CLOEXEC);
2557 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2558 if test x"$glib_cv_eventfd" = x"yes"; then
2559 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2561 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2563 dnl ****************************************
2564 dnl *** GLib POLL* compatibility defines ***
2565 dnl ****************************************
2567 glib_poll_includes=["
2568 #include <sys/types.h>
2569 #include <sys/poll.h>
2572 AS_IF([ test $ac_cv_header_sys_types_h = yes &&
2573 test $ac_cv_header_sys_poll_h = yes ], [
2575 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2576 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2577 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2578 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2579 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2580 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2581 if $glib_failed ; then
2582 AC_MSG_ERROR([Could not determine values for POLL* constants])
2585 glib_cv_value_POLLIN=1
2586 glib_cv_value_POLLOUT=4
2587 glib_cv_value_POLLPRI=2
2588 glib_cv_value_POLLERR=8
2589 glib_cv_value_POLLHUP=16
2590 glib_cv_value_POLLNVAL=32
2593 AC_MSG_CHECKING([for broken poll])
2594 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2598 #ifdef HAVE_SYS_POLL_H
2599 #include <sys/poll.h>
2602 struct pollfd fds[1];
2604 fd = open("/dev/null", 1);
2606 fds[0].events = POLLIN;
2608 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2609 exit(1); /* Does not work for devices -- fail */
2615 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2616 [broken_poll="no (cross compiling)"])
2617 AC_MSG_RESULT($broken_poll)
2619 dnl *********************
2620 dnl *** GRegex checks ***
2621 dnl *********************
2623 PCRE_REQUIRED_VERSION=8.13
2625 # Check if we should use the internal or the system-supplied pcre
2627 [AS_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2628 [whether to use system PCRE [default=internal]])])
2630 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2632 AS_IF([ test "x$with_pcre" = xsystem], [
2633 PKG_CHECK_MODULES(PCRE,
2634 libpcre >= $PCRE_REQUIRED_VERSION)
2635 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2636 glib_save_CFLAGS="$CFLAGS"
2637 glib_save_LIBS="$LIBS"
2638 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2639 AC_TRY_RUN([#include <pcre.h>
2642 pcre_config (PCRE_CONFIG_UTF8, &support);
2645 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2650 glib_cv_pcre_has_unicode=yes,
2651 glib_cv_pcre_has_unicode=no,
2652 glib_cv_pcre_has_unicode=yes)
2653 CFLAGS="$glib_save_CFLAGS"
2654 LIBS="$glib_save_LIBS"
2656 if test "$glib_cv_pcre_has_unicode" = "no"; then
2657 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2659 AC_SUBST(PCRE_CFLAGS)
2661 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2662 PCRE_REQUIRES=libpcre
2663 AC_SUBST(PCRE_REQUIRES)
2665 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2666 AS_IF([ test x"$GCC" = xyes], [
2667 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2668 save_CFLAGS="$CFLAGS"
2669 CFLAGS="$CFLAGS -Wno-pointer-sign"
2670 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2671 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2672 CFLAGS="$save_CFLAGS"
2675 AC_SUBST(PCRE_WARN_CFLAGS)
2677 dnl **********************
2678 dnl *** Win32 API libs ***
2679 dnl **********************
2683 G_LIBS_EXTRA="-luser32 -lkernel32"
2686 G_LIBS_EXTRA="-lws2_32 -lole32 -lwinmm -lshlwapi"
2692 AC_SUBST(G_LIBS_EXTRA)
2694 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2695 dnl since we need it for g_iconv()
2697 AC_MSG_CHECKING([for EILSEQ])
2703 ], have_eilseq=yes, have_eilseq=no);
2704 AC_MSG_RESULT($have_eilseq)
2706 dnl ******************************************************************
2707 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2708 dnl *** glib-compile-schemas in PATH ***
2709 dnl ******************************************************************
2711 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2713 AS_IF([ test $cross_compiling = yes && test x$enable_modular_tests = xyes], [
2714 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2715 if test x$GLIB_GENMARSHAL = xno; then
2716 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2719 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2720 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2721 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2724 AC_PATH_PROG(GLIB_COMPILE_RESOURCES, glib-compile-resources, no)
2725 if test x$GLIB_COMPILE_RESOURCES = xno; then
2726 AC_MSG_ERROR(Could not find a glib-compile-resources in your PATH)
2730 dnl **************************
2731 dnl *** Checks for gtk-doc ***
2732 dnl **************************
2733 # gtkdocize greps for ^GTK_DOC_CHECK and parses it, so you need to have
2734 # it on it's own line.
2735 m4_ifdef([GTK_DOC_CHECK], [
2736 GTK_DOC_CHECK([1.15], [--flavour no-tmpl])
2738 AM_CONDITIONAL([ENABLE_GTK_DOC],[false])
2742 [AS_HELP_STRING([--enable-man],
2743 [generate man pages [default=auto]])],,
2746 AS_IF([test "$enable_man" != no], [
2747 AC_PATH_PROG([XSLTPROC], [xsltproc])
2748 AS_IF([test -z "$XSLTPROC"], [
2749 AS_IF([test "$enable_man" = yes], [
2750 AC_MSG_ERROR([xsltproc is required for --enable-man])
2756 AS_IF([ test "$enable_man" != no ], [
2757 dnl check for DocBook DTD in the local catalog
2758 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2759 [DocBook XML DTD V4.1.2], [have_docbook_dtd=yes], [have_docbook_dtd=no])
2760 AS_IF([test "$have_docbook_dtd" != yes], [
2761 AS_IF([test "$enable_man" = yes ], [
2762 AC_MSG_ERROR([DocBook DTD is required for --enable-man])
2768 AS_IF([test "$enable_man" != no], [
2769 dnl check for DocBook XSL stylesheets in the local catalog
2770 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2771 [DocBook XSL Stylesheets], [have_docbook_style=yes],[have_docbook_style=no])
2772 AS_IF([ test "$have_docbook_dtd" != yes ], [
2773 AS_IF([ test "$enable_man" = yes ], [
2774 AC_MSG_ERROR([DocBook XSL Stylesheets are required for --enable-man])
2780 AM_CONDITIONAL(ENABLE_MAN, test "$enable_man" != no)
2782 AC_MSG_CHECKING([whether to generate man pages])
2783 AS_IF([ test "$enable_man" != no ], [
2784 AC_MSG_RESULT([yes])
2793 AC_ARG_ENABLE([dtrace],
2794 [AS_HELP_STRING([--enable-dtrace],
2795 [include tracing support for dtrace])])
2797 AC_MSG_CHECKING([whether to include dtrace tracing support])
2798 AS_IF([ test "x$enable_dtrace" != xno], [
2799 if test x$glib_have_carbon = xyes; then
2800 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2802 AC_MSG_RESULT([yes])
2803 AC_CHECK_PROGS(DTRACE, dtrace)
2804 if test -z "$DTRACE"; then
2805 if test "x$enable_dtrace" = xyes; then
2806 AC_MSG_ERROR([dtrace not found])
2809 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2810 [if test "x$enable_dtrace" = xyes; then
2811 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2818 if test "x$have_dtrace" = xyes; then
2819 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2821 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2823 AC_MSG_CHECKING([whether to include systemtap tracing support])
2824 AC_ARG_ENABLE([systemtap],
2825 [AS_HELP_STRING([--enable-systemtap],
2826 [include tracing support for systemtap])])
2828 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2831 AC_MSG_RESULT(${have_systemtap})
2833 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2835 AC_ARG_WITH([tapset-install-dir],
2836 AS_HELP_STRING([--with-tapset-install-dir=DIR],
2837 [path where systemtap tapsets are installed [DATADIR/systemtap/tapset]]),
2838 [if test "x${withval}" = x; then
2839 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2841 ABS_TAPSET_DIR="${withval}"
2843 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2844 AC_SUBST(ABS_TAPSET_DIR)
2846 dnl ************************************
2847 dnl *** Enable lcov coverage reports ***
2848 dnl ************************************
2851 AS_HELP_STRING([--enable-gcov],
2852 [enable coverage testing with gcov]),
2853 [use_gcov=$enableval], [use_gcov=no])
2855 AS_IF([ test "x$use_gcov" = "xyes"], [
2857 if test "$GCC" != "yes"; then
2858 AC_MSG_ERROR([GCC is required for --enable-gcov])
2861 dnl Check if ccache is being used
2862 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2863 case `$SHTOOL path $CC` in
2864 *ccache*[)] gcc_ccache=yes;;
2865 *[)] gcc_ccache=no;;
2868 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2869 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2872 ltp_version_list="1.6 1.7 1.8 1.9 1.10"
2873 AC_CHECK_PROG(LTP, lcov, lcov)
2874 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2876 AS_IF([ test "$LTP" ], [
2877 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2878 glib_cv_ltp_version=invalid
2879 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2880 for ltp_check_version in $ltp_version_list; do
2881 if test "$ltp_version" = "$ltp_check_version"; then
2882 glib_cv_ltp_version="$ltp_check_version (ok)"
2887 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
2888 AC_MSG_ERROR([$ltp_msg])
2891 case $glib_cv_ltp_version in
2893 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
2894 AC_MSG_ERROR([$ltp_msg])
2899 if test -z "$LTP_GENHTML"; then
2900 AC_MSG_ERROR([Could not find genhtml from the LTP package])
2903 dnl Remove all optimization flags from CFLAGS
2905 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
2908 dnl Add the special gcc flags
2909 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
2910 LDFLAGS="$LDFLAGS -lgcov"
2913 dnl ******************************
2914 dnl *** output the whole stuff ***
2915 dnl ******************************
2917 dnl this section will only be run if config.status is invoked with no
2918 dnl arguments, or with "glib/glibconfig.h" as an argument.
2919 AC_CONFIG_COMMANDS([glib/glibconfig.h],
2921 outfile=glib/glibconfig.h-tmp
2922 cat > $outfile <<\_______EOF
2925 * This is a generated file. Please modify 'configure.ac'
2928 #ifndef __GLIBCONFIG_H__
2929 #define __GLIBCONFIG_H__
2931 #include <glib/gmacros.h>
2935 if test x$glib_limits_h = xyes; then
2936 echo '#include <limits.h>' >> $outfile
2938 if test x$glib_float_h = xyes; then
2939 echo '#include <float.h>' >> $outfile
2941 if test x$glib_values_h = xyes; then
2942 echo '#include <values.h>' >> $outfile
2944 if test "$glib_header_alloca_h" = "yes"; then
2945 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2947 if test x$glib_sys_poll_h = xyes; then
2948 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2950 if test x$glib_included_printf != xyes; then
2952 /* Specifies that GLib's g_print*() functions wrap the
2953 * system printf functions. This is useful to know, for example,
2954 * when using glibc's register_printf_function().
2956 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
2959 cat >> $outfile <<_______EOF
2963 #define G_MINFLOAT $glib_mf
2964 #define G_MAXFLOAT $glib_Mf
2965 #define G_MINDOUBLE $glib_md
2966 #define G_MAXDOUBLE $glib_Md
2967 #define G_MINSHORT $glib_ms
2968 #define G_MAXSHORT $glib_Ms
2969 #define G_MAXUSHORT $glib_Mus
2970 #define G_MININT $glib_mi
2971 #define G_MAXINT $glib_Mi
2972 #define G_MAXUINT $glib_Mui
2973 #define G_MINLONG $glib_ml
2974 #define G_MAXLONG $glib_Ml
2975 #define G_MAXULONG $glib_Mul
2980 ### this should always be true in a modern C/C++ compiler
2981 cat >>$outfile <<_______EOF
2982 typedef signed char gint8;
2983 typedef unsigned char guint8;
2987 if test -n "$gint16"; then
2988 cat >>$outfile <<_______EOF
2989 typedef signed $gint16 gint16;
2990 typedef unsigned $gint16 guint16;
2991 #define G_GINT16_MODIFIER $gint16_modifier
2992 #define G_GINT16_FORMAT $gint16_format
2993 #define G_GUINT16_FORMAT $guint16_format
2998 if test -n "$gint32"; then
2999 cat >>$outfile <<_______EOF
3000 typedef signed $gint32 gint32;
3001 typedef unsigned $gint32 guint32;
3002 #define G_GINT32_MODIFIER $gint32_modifier
3003 #define G_GINT32_FORMAT $gint32_format
3004 #define G_GUINT32_FORMAT $guint32_format
3008 cat >>$outfile <<_______EOF
3009 #define G_HAVE_GINT64 1 /* deprecated, always true */
3011 ${glib_extension}typedef signed $gint64 gint64;
3012 ${glib_extension}typedef unsigned $gint64 guint64;
3014 #define G_GINT64_CONSTANT(val) $gint64_constant
3015 #define G_GUINT64_CONSTANT(val) $guint64_constant
3018 if test x$gint64_format != x ; then
3019 cat >>$outfile <<_______EOF
3020 #define G_GINT64_MODIFIER $gint64_modifier
3021 #define G_GINT64_FORMAT $gint64_format
3022 #define G_GUINT64_FORMAT $guint64_format
3025 cat >>$outfile <<_______EOF
3026 #undef G_GINT64_MODIFIER
3027 #undef G_GINT64_FORMAT
3028 #undef G_GUINT64_FORMAT
3032 cat >>$outfile <<_______EOF
3034 #define GLIB_SIZEOF_VOID_P $glib_void_p
3035 #define GLIB_SIZEOF_LONG $glib_long
3036 #define GLIB_SIZEOF_SIZE_T $glib_size_t
3037 #define GLIB_SIZEOF_SSIZE_T $glib_ssize_t
3041 cat >>$outfile <<_______EOF
3042 typedef signed $glib_ssize_type_define gssize;
3043 typedef unsigned $glib_size_type_define gsize;
3044 #define G_GSIZE_MODIFIER $gsize_modifier
3045 #define G_GSSIZE_MODIFIER $gssize_modifier
3046 #define G_GSIZE_FORMAT $gsize_format
3047 #define G_GSSIZE_FORMAT $gssize_format
3049 #define G_MAXSIZE G_MAXU$glib_msize_type
3050 #define G_MINSSIZE G_MIN$glib_mssize_type
3051 #define G_MAXSSIZE G_MAX$glib_mssize_type
3053 typedef gint64 goffset;
3054 #define G_MINOFFSET G_MININT64
3055 #define G_MAXOFFSET G_MAXINT64
3057 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
3058 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
3059 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
3063 if test -z "$glib_unknown_void_p"; then
3064 cat >>$outfile <<_______EOF
3066 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
3067 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
3069 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
3070 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
3072 typedef signed $glib_intptr_type_define gintptr;
3073 typedef unsigned $glib_intptr_type_define guintptr;
3075 #define G_GINTPTR_MODIFIER $gintptr_modifier
3076 #define G_GINTPTR_FORMAT $gintptr_format
3077 #define G_GUINTPTR_FORMAT $guintptr_format
3080 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
3085 cat >>$outfile <<_______EOF
3090 $glib_static_compilation
3095 #define G_HAVE_INLINE 1
3096 #else /* !__cplusplus */
3098 #endif /* !__cplusplus */
3101 #define G_CAN_INLINE 1
3104 if test x$g_can_inline = xyes ; then
3105 cat >>$outfile <<_______EOF
3106 #else /* !__cplusplus */
3107 #define G_CAN_INLINE 1
3111 cat >>$outfile <<_______EOF
3116 if test x$g_have_iso_c_varargs = xyes ; then
3117 cat >>$outfile <<_______EOF
3119 # define G_HAVE_ISO_VARARGS 1
3123 if test x$g_have_iso_cxx_varargs = xyes ; then
3124 cat >>$outfile <<_______EOF
3126 # define G_HAVE_ISO_VARARGS 1
3130 if test x$g_have_gnuc_varargs = xyes ; then
3131 cat >>$outfile <<_______EOF
3133 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3134 * is passed ISO vararg support is turned off, and there is no work
3135 * around to turn it on, so we unconditionally turn it off.
3137 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3138 # undef G_HAVE_ISO_VARARGS
3141 #define G_HAVE_GNUC_VARARGS 1
3145 case x$g_stack_grows in
3146 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3147 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3152 if test x$g_have_eilseq = xno; then
3153 cat >>$outfile <<_______EOF
3155 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3156 * The correspondence between this and the corresponding definition
3157 * in libiconv is essential.
3159 # define EILSEQ ENOENT
3165 if test x$g_have_gnuc_visibility = xyes; then
3166 cat >>$outfile <<_______EOF
3167 #define G_HAVE_GNUC_VISIBILITY 1
3170 cat >>$outfile <<_______EOF
3171 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3172 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3173 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3174 #define G_GNUC_INTERNAL __hidden
3175 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3176 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3178 #define G_GNUC_INTERNAL
3183 cat >>$outfile <<_______EOF
3184 #define G_THREADS_ENABLED
3185 #define G_THREADS_IMPL_$g_threads_impl_def
3188 if test x"$g_memory_barrier_needed" != xno; then
3190 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3192 if test x"$g_atomic_lock_free" = xyes; then
3194 echo "#define G_ATOMIC_LOCK_FREE" >>$outfile
3197 g_bit_sizes="16 32 64"
3198 for bits in $g_bit_sizes; do
3199 cat >>$outfile <<_______EOF
3200 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3201 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3202 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3203 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3207 cat >>$outfile <<_______EOF
3208 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3209 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3210 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3211 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3212 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3213 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3214 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3215 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3216 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3217 #define GSSIZE_TO_LE(val) ((gssize) GINT${gssizebits}_TO_LE (val))
3218 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3219 #define GSSIZE_TO_BE(val) ((gssize) GINT${gssizebits}_TO_BE (val))
3220 #define G_BYTE_ORDER $g_byte_order
3222 #define GLIB_SYSDEF_POLLIN =$g_pollin
3223 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3224 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3225 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3226 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3227 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3229 #define G_MODULE_SUFFIX "$g_module_suffix"
3231 typedef $g_pid_type GPid;
3233 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3234 #define GLIB_SYSDEF_AF_INET $g_af_inet
3235 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3237 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3238 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3239 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3243 #endif /* __GLIBCONFIG_H__ */
3247 if cmp -s $outfile glib/glibconfig.h; then
3248 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3251 mv $outfile glib/glibconfig.h
3255 # Note that if two cases are the same, case goes with the first one.
3256 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3257 # on variable expansion in case labels. Look at the generated config.status
3260 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3261 glib_header_alloca_h="$ac_cv_working_alloca_h"
3263 glib_header_alloca_h="$ac_cv_header_alloca_h"
3267 x$ac_cv_header_float_h)
3269 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3270 glib_md=DBL_MIN glib_Md=DBL_MAX
3272 x$ac_cv_header_values_h)
3274 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3275 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3280 x$ac_cv_header_limits_h)
3282 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3283 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3284 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3286 x$ac_cv_header_values_h)
3288 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3289 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3290 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3294 if test x$ac_cv_header_sys_poll_h = xyes ; then
3298 if test x$enable_included_printf = xyes ; then
3299 glib_included_printf=yes
3303 $ac_cv_sizeof_short)
3305 gint16_modifier='"h"'
3306 gint16_format='"hi"'
3307 guint16_format='"hu"'
3311 gint16_modifier='""'
3313 guint16_format='"u"'
3317 $ac_cv_sizeof_short)
3319 gint32_modifier='"h"'
3320 gint32_format='"hi"'
3321 guint32_format='"hu"'
3325 gint32_modifier='""'
3327 guint32_format='"u"'
3331 gint32_modifier='"l"'
3332 gint32_format='"li"'
3333 guint32_format='"lu"'
3339 gint64_modifier='""'
3341 guint64_format='"u"'
3343 gint64_constant='(val)'
3344 guint64_constant='(val)'
3348 gint64_modifier='"l"'
3349 gint64_format='"li"'
3350 guint64_format='"lu"'
3352 gint64_constant='(val##L)'
3353 guint64_constant='(val##UL)'
3355 $ac_cv_sizeof_long_long)
3357 if test -n "$glib_cv_long_long_format"; then
3358 gint64_modifier='"'$glib_cv_long_long_format'"'
3359 gint64_format='"'$glib_cv_long_long_format'i"'
3360 guint64_format='"'$glib_cv_long_long_format'u"'
3362 glib_extension='G_GNUC_EXTENSION '
3363 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3364 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3366 $ac_cv_sizeof___int64)
3368 if test -n "$glib_cv_long_long_format"; then
3369 gint64_modifier='"'$glib_cv_long_long_format'"'
3370 gint64_format='"'$glib_cv_long_long_format'i"'
3371 guint64_format='"'$glib_cv_long_long_format'u"'
3374 gint64_constant='(val##i64)'
3375 guint64_constant='(val##ui64)'
3378 glib_size_t=$ac_cv_sizeof_size_t
3379 glib_ssize_t=$ac_cv_sizeof_ssize_t
3380 glib_size_type_define="$glib_size_type"
3381 glib_ssize_type_define="$glib_ssize_type"
3382 glib_void_p=$ac_cv_sizeof_void_p
3383 glib_long=$ac_cv_sizeof_long
3385 case "$glib_size_type" in
3387 gsize_modifier='"h"'
3389 glib_msize_type='SHRT'
3394 glib_msize_type='INT'
3397 gsize_modifier='"l"'
3399 glib_msize_type='LONG'
3401 "long long"|__int64)
3402 gsize_modifier='"I64"'
3403 gsize_format='"I64u"'
3404 glib_msize_type='INT64'
3408 case "$glib_ssize_type" in
3410 gssize_modifier='"h"'
3411 gssize_format='"hi"'
3412 glib_mssize_type='SHRT'
3415 gssize_modifier='""'
3417 glib_mssize_type='INT'
3420 gssize_modifier='"l"'
3421 gssize_format='"li"'
3422 glib_mssize_type='LONG'
3424 "long long"|__int64)
3425 gssize_modifier='"I64"'
3426 gssize_format='"I64i"'
3427 glib_mssize_type='INT64'
3431 gintbits=`expr $ac_cv_sizeof_int \* 8`
3432 glongbits=`expr $ac_cv_sizeof_long \* 8`
3433 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3434 gssizebits=`expr $ac_cv_sizeof_ssize_t \* 8`
3436 case $ac_cv_sizeof_void_p in
3438 glib_intptr_type_define=int
3439 gintptr_modifier='""'
3440 gintptr_format='"i"'
3441 guintptr_format='"u"'
3442 glib_gpi_cast='(gint)'
3443 glib_gpui_cast='(guint)'
3446 glib_intptr_type_define=long
3447 gintptr_modifier='"l"'
3448 gintptr_format='"li"'
3449 guintptr_format='"lu"'
3450 glib_gpi_cast='(glong)'
3451 glib_gpui_cast='(gulong)'
3453 $ac_cv_sizeof_long_long)
3454 glib_intptr_type_define='long long'
3455 gintptr_modifier='"I64"'
3456 gintptr_format='"I64i"'
3457 guintptr_format='"I64u"'
3458 glib_gpi_cast='(gint64)'
3459 glib_gpui_cast='(guint64)'
3461 $ac_cv_sizeof___int64)
3462 glib_intptr_type_define=__int64
3463 gintptr_modifier='"I64"'
3464 gintptr_format='"I64i"'
3465 guintptr_format='"I64u"'
3466 glib_gpi_cast='(gint64)'
3467 glib_gpui_cast='(guint64)'
3470 glib_unknown_void_p=yes
3476 x$ac_cv_func_atexit)
3478 #ifdef NeXT /* @#%@! NeXTStep */
3479 # define g_ATEXIT(proc) (!atexit (proc))
3481 # define g_ATEXIT(proc) (atexit (proc))
3484 x$ac_cv_func_on_exit)
3486 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3491 x$ac_cv_func_memmove)
3493 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3495 x$glib_cv_working_bcopy)
3497 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3498 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3502 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3503 * so we have to roll our own copy routine. */
3504 void g_memmove (void* dest, const void * src, unsigned long len);"
3509 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3510 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3511 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3515 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3516 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3520 if test x$glib_cv_va_val_copy = xno; then
3521 glib_vacopy="\$glib_vacopy
3522 #define G_VA_COPY_AS_ARRAY 1"
3525 if test x$glib_cv_hasinline = xyes; then
3526 glib_inline='#define G_HAVE_INLINE 1'
3528 if test x$glib_cv_has__inline = xyes; then
3529 glib_inline="\$glib_inline
3530 #define G_HAVE___INLINE 1"
3532 if test x$glib_cv_has__inline__ = xyes; then
3533 glib_inline="\$glib_inline
3534 #define G_HAVE___INLINE__ 1"
3537 g_have_gnuc_varargs=$g_have_gnuc_varargs
3538 g_have_iso_c_varargs=$g_have_iso_c_varargs
3539 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3541 g_can_inline=$g_can_inline
3542 g_have_gnuc_visibility=$g_have_gnuc_visibility
3543 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3545 if test x$ac_cv_c_bigendian = xyes; then
3546 g_byte_order=G_BIG_ENDIAN
3550 g_byte_order=G_LITTLE_ENDIAN
3555 g_pollin=$glib_cv_value_POLLIN
3556 g_pollout=$glib_cv_value_POLLOUT
3557 g_pollpri=$glib_cv_value_POLLPRI
3558 g_pollhup=$glib_cv_value_POLLHUP
3559 g_pollerr=$glib_cv_value_POLLERR
3560 g_pollnval=$glib_cv_value_POLLNVAL
3562 # If a family is not found on the system, define that family to
3563 # a negative value, picking a different one for each undefined
3564 # family (-1 for AF_UNIX, -2 for the next one, -3 ...)
3565 # This is needed because glib-mkenums doesn't handle optional
3566 # values in enums, and thus we have to have all existing values
3567 # defined in the enum.
3568 if test "x$glib_cv_value_AF_UNIX" != "x"; then
3569 g_af_unix=$glib_cv_value_AF_UNIX
3573 g_af_inet=$glib_cv_value_AF_INET
3574 g_af_inet6=$glib_cv_value_AF_INET6
3576 g_msg_peek=$glib_cv_value_MSG_PEEK
3577 g_msg_oob=$glib_cv_value_MSG_OOB
3578 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3580 g_stack_grows=$glib_cv_stack_grows
3582 g_have_eilseq=$have_eilseq
3584 g_threads_impl_def=$g_threads_impl
3586 g_atomic_lock_free="$glib_cv_g_atomic_lock_free"
3587 g_memory_barrier_needed="$glib_memory_barrier_needed"
3588 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3590 g_module_suffix="$glib_gmodule_suffix"
3592 g_pid_type="$glib_pid_type"
3595 glib_os="#define G_OS_BEOS"
3598 glib_os="#define G_OS_UNIX
3599 #define G_PLATFORM_WIN32
3600 #define G_WITH_CYGWIN"
3603 glib_os="#define G_OS_WIN32
3604 #define G_PLATFORM_WIN32"
3607 glib_os="#define G_OS_UNIX"
3610 glib_static_compilation=""
3611 if test x$glib_win32_static_compilation = xyes; then
3612 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3613 #define GOBJECT_STATIC_COMPILATION 1"
3617 # Redo enough to get guint32 and guint64 for the alignment checks below
3619 $ac_cv_sizeof_short)
3636 $ac_cv_sizeof_long_long)
3639 $ac_cv_sizeof___int64)
3644 AC_CHECK_TYPE([guint32],,,[typedef unsigned $gint32 guint32;])
3645 AC_CHECK_ALIGNOF([guint32], [AC_INCLUDES_DEFAULT
3646 typedef unsigned $gint32 guint32;])
3647 AC_CHECK_TYPE([guint64],,,[typedef unsigned $gint64 guint64;])
3648 AC_CHECK_ALIGNOF([guint64], [AC_INCLUDES_DEFAULT
3649 typedef unsigned $gint64 guint64;])
3650 AC_CHECK_TYPE([unsigned long])
3651 AC_CHECK_ALIGNOF([unsigned long])
3653 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3655 # 1.2.14 required for dbus_message_set_serial
3656 AS_IF([ test x$enable_modular_tests = xyes], [
3657 PKG_CHECK_MODULES(DBUS1,
3659 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3661 AC_SUBST(DBUS1_CFLAGS)
3662 AC_SUBST(DBUS1_LIBS)
3664 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3666 AC_CHECK_PROGS([DBUS_DAEMON], [dbus-daemon])
3667 AM_CONDITIONAL([HAVE_DBUS_DAEMON], [test x$DBUS_DAEMON = xdbus-daemon ])
3670 dnl Check for -Bsymbolic-functions linker flag used to avoid
3671 dnl intra-library PLT jumps, if available.
3674 AC_ARG_ENABLE(Bsymbolic,
3675 [AS_HELP_STRING([--disable-Bsymbolic],
3676 [avoid linking with -Bsymbolic])],,
3677 [SAVED_LDFLAGS="${LDFLAGS}"
3678 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3679 LDFLAGS=-Wl,-Bsymbolic-functions
3680 AC_TRY_LINK([], [int main (void) { return 0; }],
3682 enable_Bsymbolic=yes,
3684 enable_Bsymbolic=no)
3685 LDFLAGS="${SAVED_LDFLAGS}"])
3687 if test "x${enable_Bsymbolic}" = "xyes"; then
3688 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3691 AC_SUBST(GLIB_LINK_FLAGS)
3694 dnl Check for -fvisibility=hidden to determine if we can do GNU-style
3695 dnl visibility attributes for symbol export control
3697 GLIB_HIDDEN_VISIBILITY_CFLAGS=""
3700 dnl on mingw32 we do -fvisibility=hidden and __declspec(dllexport)
3701 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) __declspec(dllexport) extern],
3702 [defines how to decorate public symbols while building])
3703 CFLAGS="${CFLAGS} -fvisibility=hidden"
3706 dnl on other compilers, check if we can do -fvisibility=hidden
3707 SAVED_CFLAGS="${CFLAGS}"
3708 CFLAGS="-fvisibility=hidden"
3709 AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
3710 AC_TRY_COMPILE([], [int main (void) { return 0; }],
3712 enable_fvisibility_hidden=yes,
3714 enable_fvisibility_hidden=no)
3715 CFLAGS="${SAVED_CFLAGS}"
3717 AS_IF([test "${enable_fvisibility_hidden}" = "yes"], [
3718 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) extern],
3719 [defines how to decorate public symbols while building])
3720 GLIB_HIDDEN_VISIBILITY_CFLAGS="-fvisibility=hidden"
3724 AC_SUBST(GLIB_HIDDEN_VISIBILITY_CFLAGS)
3726 dnl Compiler flags; macro originates from systemd
3727 dnl See https://bugzilla.gnome.org/show_bug.cgi?id=608953
3728 AC_ARG_ENABLE(compile-warnings,
3729 [AS_HELP_STRING([--disable-compile-warnings],
3730 [Don't use builtin compiler warnings])],,
3731 enable_compile_warnings=yes)
3732 AS_IF([test "x$enable_compile_warnings" = xyes], [
3733 CC_CHECK_FLAGS_APPEND([GLIB_WARN_CFLAGS], [CFLAGS], [\
3734 -Wall -Wstrict-prototypes -Werror=declaration-after-statement \
3735 -Werror=missing-prototypes -Werror=implicit-function-declaration \
3736 -Werror=pointer-arith -Werror=init-self -Werror=format-security \
3737 -Werror=format=2 -Werror=missing-include-dirs])
3739 AC_SUBST(GLIB_WARN_CFLAGS)
3742 # Define variables corresponding to the correct include paths to use for
3747 config_h_INCLUDES='-I$(top_builddir)'
3748 AC_SUBST(config_h_INCLUDES)
3752 # $(top_builddir)/glib: for glibconfig.h
3753 # $(top_srcdir)/glib: for glib.h
3754 # $(top_srcdir): for everything
3755 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3756 AC_SUBST(glib_INCLUDES)
3760 gobject_INCLUDES='$(glib_INCLUDES)'
3761 AC_SUBST(gobject_INCLUDES)
3765 # $(top_srcdir)/gmodule: for gmodule.h
3766 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3767 AC_SUBST(gmodule_INCLUDES)
3771 gio_INCLUDES='$(gmodule_INCLUDES)'
3772 AC_SUBST(gio_INCLUDES)
3778 gmodule-export-2.0.pc
3779 gmodule-no-export-2.0.pc
3789 build/win32/Makefile
3790 build/win32/dirent/Makefile
3791 build/win32/vs9/Makefile
3792 build/win32/vs10/Makefile
3793 build/win32/vs11/Makefile
3796 glib/libcharset/Makefile
3797 glib/gnulib/Makefile
3799 glib/update-pcre/Makefile
3802 gmodule/gmoduleconf.h
3805 gobject/glib-mkenums
3806 gobject/tests/Makefile
3809 gio/gdbus-2.0/codegen/Makefile
3810 gio/gdbus-2.0/codegen/config.py
3812 gio/xdgmime/Makefile
3813 gio/inotify/Makefile
3819 gio/tests/gdbus-object-manager-example/Makefile
3820 gio/tests/services/Makefile
3821 gio/tests/services/org.gtk.GDBus.Examples.ObjectManager.service
3824 docs/reference/Makefile
3825 docs/reference/glib/Makefile
3826 docs/reference/glib/version.xml
3827 docs/reference/gobject/Makefile
3828 docs/reference/gobject/version.xml
3829 docs/reference/gio/Makefile
3830 docs/reference/gio/gdbus-object-manager-example/Makefile
3831 docs/reference/gio/version.xml
3833 tests/gobject/Makefile
3834 tests/refcount/Makefile
3838 AC_CONFIG_COMMANDS([chmod-scripts],
3839 [chmod 0755 glib-zip
3840 chmod 0755 glib-gettextize
3841 chmod 0755 gobject/glib-mkenums])
3843 # we want to invoke this macro solely so that the config.status script
3844 # and automake generated makefiles know about these generated files.
3845 # They are only needed to distcheck the package
3851 glib/glibconfig.h.win32
3854 gmodule/makefile.msc
3856 gobject/makefile.msc
3858 gthread/makefile.msc