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configure.in
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# Process this file with autoconf to produce a configure script.
# require autoconf 2.54
AC_PREREQ(2.54)
dnl ***********************************
dnl *** include special GLib macros ***
dnl ***********************************
m4_define(glib_configure_in)
m4_include(acglib.m4)dnl
m4_include(glib/libcharset/codeset.m4)dnl
m4_include(glib/libcharset/glibc21.m4)dnl
m4_include(m4macros/glib-gettext.m4)dnl
#
# The following version number definitions apply to GLib, GModule, GObject
# and GThread as a whole, so if changes occoured in any of them, they are all
# treated with the same interface and binary age.
#
# Making releases:
# glib_micro_version += 1;
# glib_interface_age += 1;
# glib_binary_age += 1;
# if any functions have been added, set glib_interface_age to 0.
# if backwards compatibility has been broken,
# set glib_binary_age _and_ glib_interface_age to 0.
#
m4_define([glib_major_version], [2])
m4_define([glib_minor_version], [13])
m4_define([glib_micro_version], [0])
m4_define([glib_interface_age], [0])
m4_define([glib_binary_age],
[m4_eval(100 * glib_minor_version + glib_micro_version)])
m4_define([glib_version],
[glib_major_version.glib_minor_version.glib_micro_version])
# libtool version related macros
m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
m4_define([glib_lt_current],
[m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
m4_define([glib_lt_revision], [glib_interface_age])
m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
m4_define([glib_lt_current_minus_age],
[m4_eval(glib_lt_current - glib_lt_age)])
# if the minor version number is odd, then we want debugging. Otherwise
# we only want minimal debugging support.
m4_define([glib_debug_default],
[m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
AC_INIT(glib, [glib_version],
[http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
AC_CONFIG_SRCDIR([glib/glib.h])
# Save this value here, since automake will set cflags later
cflags_set=${CFLAGS+set}
AM_INIT_AUTOMAKE([no-define])
# Specify a configuration file
AM_CONFIG_HEADER([config.h])
GLIB_MAJOR_VERSION=glib_major_version
GLIB_MINOR_VERSION=glib_minor_version
GLIB_MICRO_VERSION=glib_micro_version
GLIB_INTERFACE_AGE=glib_interface_age
GLIB_BINARY_AGE=glib_binary_age
GLIB_VERSION=glib_version
AC_SUBST(GLIB_MAJOR_VERSION)
AC_SUBST(GLIB_MINOR_VERSION)
AC_SUBST(GLIB_MICRO_VERSION)
AC_SUBST(GLIB_VERSION)
AC_SUBST(GLIB_INTERFACE_AGE)
AC_SUBST(GLIB_BINARY_AGE)
AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
[Define to the GLIB major version])
AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
[Define to the GLIB minor version])
AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
[Define to the GLIB micro version])
AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
[Define to the GLIB interface age])
AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
[Define to the GLIB binary age])
# libtool versioning
LT_RELEASE=glib_lt_release
LT_CURRENT=glib_lt_current
LT_REVISION=glib_lt_revision
LT_AGE=glib_lt_age
LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
AC_SUBST(LT_CURRENT_MINUS_AGE)
dnl Initialize maintainer mode
AM_MAINTAINER_MODE
AC_CANONICAL_HOST
AC_MSG_CHECKING([for the BeOS])
case $host in
*-*-beos*)
glib_native_beos="yes"
;;
*)
glib_native_beos="no"
;;
esac
AC_MSG_RESULT([$glib_native_beos])
dnl
AC_MSG_CHECKING([for Win32])
case "$host" in
*-*-mingw*)
glib_native_win32=yes
GLIB_DEF=glib.def
GMODULE_DEF=gmodule.def
GOBJECT_DEF=gobject.def
GTHREAD_DEF=gthread.def
TESTGMODULE_EXP=testgmodule.exp
glib_pid_type='void *'
;;
*)
glib_native_win32=no
GLIB_DEF=
GMODULE_DEF=
GOBJECT_DEF=
GTHREAD_DEF=
TESTGMODULE_EXP=
glib_pid_type=int
;;
esac
case $host in
*-*-linux*)
glib_os_linux=yes
;;
esac
AC_MSG_RESULT([$glib_native_win32])
AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
AC_SUBST(GLIB_DEF)
AC_SUBST(GMODULE_DEF)
AC_SUBST(GOBJECT_DEF)
AC_SUBST(GTHREAD_DEF)
AC_SUBST(TESTGMODULE_EXP)
if test "$glib_native_win32" = "yes"; then
AC_CHECK_TOOL(WINDRES, windres, no)
if test "$WINDRES" = no; then
AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
fi
AC_CHECK_TOOL(NM, nm, no)
if test "$NM" = no; then
AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
fi
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
fi
AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
if test "$glib_native_win32" != yes; then
# libtool option to control which symbols are exported
# right now, symbols starting with _ are not exported
LIBTOOL_EXPORT_OPTIONS='-export-symbols-regex "^g.*"'
else
# We currently use .def files on Windows
LIBTOOL_EXPORT_OPTIONS=
fi
AC_SUBST(LIBTOOL_EXPORT_OPTIONS)
dnl declare --enable-* args and collect ac_help strings
AC_ARG_ENABLE(debug,
AC_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
[turn on debugging @<:@default=glib_debug_default@:>@]),,
enable_debug=glib_debug_default)
AC_ARG_ENABLE(gc_friendly,
[AC_HELP_STRING([--enable-gc-friendly],
[turn on garbage collector friendliness [default=no]])],,
[enable_gc_friendly=no])
AC_ARG_ENABLE(mem_pools,
[AC_HELP_STRING([--disable-mem-pools],
[disable all glib memory pools])],,
[disable_mem_pools=no])
AC_ARG_ENABLE(threads,
[AC_HELP_STRING([--enable-threads],
[turn on basic thread support [default=yes]
([=no] will override --with-threads)])],,
[enable_threads=yes])
AC_ARG_ENABLE(rebuilds,
[AC_HELP_STRING([--disable-rebuilds],
[disable all source autogeneration rules])],,
[enable_rebuilds=yes])
AC_ARG_ENABLE(visibility,
[AC_HELP_STRING([--disable-visibility],
[don't use ELF visibility attributes])],,
[enable_visibility=yes])
if test "x$enable_threads" != "xyes"; then
enable_threads=no
fi
AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, ["${enable_debug}"],
[Whether glib was compiled with debugging enabled])
AC_MSG_CHECKING([whether to enable garbage collector friendliness])
if test "x$enable_gc_friendly" = "xyes"; then
AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
AC_MSG_CHECKING([whether to disable memory pools])
if test "x$disable_mem_pools" = "xno"; then
AC_MSG_RESULT([no])
else
AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
AC_SUBST(DISABLE_MEM_POOLS)
AC_MSG_RESULT([yes])
fi
if test "$glib_native_win32" = "yes"; then
if test x$enable_static = xyes -o x$enable_static = x; then
AC_MSG_WARN([Disabling static library build, must build as DLL on Windows.])
enable_static=no
fi
if test x$enable_shared = xno; then
AC_MSG_WARN([Enabling shared library build, must build as DLL on Windows.])
fi
enable_shared=yes
fi
dnl Checks for programs.
AC_PROG_CC
dnl Check for a working C++ compiler, but do not bail out, if none is found.
AC_CHECK_PROGS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
AC_LANG_RESTORE
AM_PROG_CC_STDC
AC_PROG_INSTALL
AC_SYS_LARGEFILE
#
# Find pkg-config
#
AC_PATH_PROG(PKG_CONFIG, [pkg-config], [no])
if test x$PKG_CONFIG = xno ; then
AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/])
fi
if $PKG_CONFIG --atleast-pkgconfig-version 0.14 ; then
:
else
AC_MSG_ERROR([*** pkg-config too old; version 0.14 or better required.])
fi
if test "x$enable_debug" = "xyes"; then
if test x$cflags_set != xset ; then
case " $CFLAGS " in
*[[\ \ ]]-g[[\ \ ]]*) ;;
*) CFLAGS="$CFLAGS -g" ;;
esac
fi
GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
else
GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
if test "x$enable_debug" = "xno"; then
GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
fi
fi
if test "x$enable_visibility" = "xno"; then
GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DDISABLE_VISIBILITY"
fi
# Ensure MSVC-compatible struct packing convention is used when
# compiling for Win32 with gcc.
# What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
# gcc2 uses "-fnative-struct".
if test x"$glib_native_win32" = xyes; then
if test x"$GCC" = xyes; then
msnative_struct=''
AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
if test -z "$ac_cv_prog_CC"; then
our_gcc="$CC"
else
our_gcc="$ac_cv_prog_CC"
fi
case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
2.)
if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
msnative_struct='-fnative-struct'
fi
;;
*)
if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
msnative_struct='-mms-bitfields'
fi
;;
esac
if test x"$msnative_struct" = x ; then
AC_MSG_RESULT([no way])
AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
else
CFLAGS="$CFLAGS $msnative_struct"
AC_MSG_RESULT([${msnative_struct}])
fi
fi
fi
AC_EXEEXT
# define a MAINT-like variable REBUILD which is set if Perl
# and awk are found, so autogenerated sources can be rebuilt
AC_PROG_AWK
AC_CHECK_PROGS(PERL, [perl5 perl])
# We would like indent, but don't require it.
AC_CHECK_PROG(INDENT, indent, indent)
REBUILD=\#
if test "x$enable_rebuilds" = "xyes" && \
test -n "$PERL" && \
$PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
test -n "$AWK" ; then
REBUILD=
fi
AC_SUBST(REBUILD)
# Need full path to Perl for glib-mkenums
#
if test "x$PERL" != x ; then
AC_PATH_PROG(PERL_PATH, [$PERL])
else
PERL_PATH="/usr/bin/env perl"
fi
AC_SUBST(PERL_PATH)
dnl ***********************
dnl *** Tests for iconv ***
dnl ***********************
dnl
dnl We do this before the gettext checks, to avoid distortion
AC_ARG_WITH(libiconv,
[AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
[use the libiconv library])],,
[with_libiconv=maybe])
found_iconv=no
case $with_libiconv in
maybe)
# Check in the C library first
AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
# Check if we have GNU libiconv
if test $found_iconv = "no"; then
AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
fi
# Check if we have a iconv in -liconv, possibly from vendor
if test $found_iconv = "no"; then
AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
fi
;;
no)
AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
;;
gnu|yes)
AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
;;
native)
AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
;;
esac
if test "x$found_iconv" = "xno" ; then
AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
fi
jm_GLIBC21
AC_ARG_ENABLE(iconv-cache,
[AC_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
[cache iconv descriptors [default=auto]])],,
[enable_iconv_cache=auto])
AC_MSG_CHECKING([Whether to cache iconv descriptors])
case $enable_iconv_cache in
auto)
if test $ac_cv_gnu_library_2_1 = yes; then
enable_iconv_cache=no
else
enable_iconv_cache=yes
fi
;;
yes|no)
;;
*) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
;;
esac
if test $enable_iconv_cache = yes; then
AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
fi
AC_MSG_RESULT($enable_iconv_cache)
dnl
dnl gettext support
dnl
ALL_LINGUAS="am ar az be be@latin bg bn bn_IN bs ca cs cy da de dz el en_CA en_GB eo es et eu fa fi fr ga gl gu he hi hr hu hy id is it ja ka ko ku lt lv mg mk ml mn ms nb ne nl nn or pa pl pt pt_BR ro ru rw sk sl sq sr sr@Latn sr@ije sv ta te th tl tr tt uk vi wa xh yi zh_CN zh_HK zh_TW"
GLIB_GNU_GETTEXT
if test "$gt_cv_have_gettext" != "yes" ; then
AC_MSG_ERROR([
*** You must have either have gettext support in your C library, or use the
*** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
])
fi
LIBS="$INTLLIBS $LIBS"
GETTEXT_PACKAGE=glib20
AC_SUBST(GETTEXT_PACKAGE)
AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
[Define the gettext package to be used])
GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
dnl
dnl Now we are done with gettext checks, figure out ICONV_LIBS
dnl
if test x$with_libiconv != xno ; then
case " $INTLLIBS " in
*[[\ \ ]]-liconv[[\ \ ]]*) ;;
*) ICONV_LIBS="-liconv" ;;
esac
fi
AC_SUBST(ICONV_LIBS)
case $with_libiconv in
gnu)
AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
;;
native)
AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
;;
esac
dnl Initialize libtool
AM_DISABLE_STATIC
AC_LIBTOOL_WIN32_DLL
AM_PROG_LIBTOOL
if test "x$GCC" = "xyes"; then
case " $CFLAGS " in
*[[\ \ ]]-Wall[[\ \ ]]*) ;;
*) CFLAGS="$CFLAGS -Wall" ;;
esac
fi
dnl
dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
dnl
if test $cross_compiling != yes ; then
AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
glib_save_LIBS=$LIBS
LIBS="$LIBS -lm"
AC_TRY_RUN([#include <math.h>
int main (void) { return (log(1) != log(1.)); }],
AC_MSG_RESULT(none needed),
glib_save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -std1"
AC_TRY_RUN([#include <math.h>
int main (void) { return (log(1) != log(1.)); }],
AC_MSG_RESULT(-std1),
AC_MSG_RESULT()
CFLAGS=$glib_save_CFLAGS
AC_MSG_WARN(
[No ANSI prototypes found in library. (-std1 didn't work.)])
)
)
LIBS=$glib_save_LIBS
fi
dnl NeXTStep cc seems to need this
AC_MSG_CHECKING([for extra flags for POSIX compliance])
AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
AC_MSG_RESULT(none needed),
glib_save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -posix"
AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
AC_MSG_RESULT(-posix),
AC_MSG_RESULT()
CFLAGS=$glib_save_CFLAGS
AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
# Checks for header files.
AC_HEADER_STDC
# Checks for library functions.
AC_FUNC_VPRINTF
AC_FUNC_MMAP
AC_FUNC_ALLOCA
AC_CHECK_FUNCS(posix_memalign)
AC_CHECK_FUNCS(memalign)
AC_CHECK_FUNCS(valloc)
AC_CHECK_FUNCS(atexit on_exit)
AC_CHECK_FUNCS(timegm)
AC_CHECK_SIZEOF(char)
AC_CHECK_SIZEOF(short)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(long long)
AC_CHECK_SIZEOF(__int64)
if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
:
else
AC_MSG_ERROR([
*** GLib requires a 64 bit type. You might want to consider
*** using the GNU C compiler.
])
fi
if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
# long long is a 64 bit integer.
AC_MSG_CHECKING(for format to printf and scanf a guint64)
AC_CACHE_VAL(glib_cv_long_long_format,[
for format in ll q I64; do
AC_TRY_RUN([#include <stdio.h>
int main()
{
long long b, a = -0x3AFAFAFAFAFAFAFALL;
char buffer[1000];
sprintf (buffer, "%${format}u", a);
sscanf (buffer, "%${format}u", &b);
exit (b!=a);
}
],
[glib_cv_long_long_format=${format}
break],
[],[:])
done])
if test -n "$glib_cv_long_long_format"; then
AC_MSG_RESULT(%${glib_cv_long_long_format}u)
AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
if test x"$glib_cv_long_long_format" = xI64; then
AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
fi
else
AC_MSG_RESULT(none)
fi
elif test x$ac_cv_sizeof___int64 = x8; then
# __int64 is a 64 bit integer.
AC_MSG_CHECKING(for format to printf and scanf a guint64)
# We know this is MSVCRT.DLL, and what the formats are
glib_cv_long_long_format=I64
AC_MSG_RESULT(%${glib_cv_long_long_format}u)
AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
fi
dnl long doubles were not used, and a portability problem
dnl AC_C_LONG_DOUBLE
AC_C_CONST
dnl ok, here we try to check whether the systems prototypes for
dnl malloc and friends actually match the prototypes provided
dnl by gmem.h (keep in sync). i currently only know how to check
dnl this reliably with gcc (-Werror), improvements for other
dnl compilers are apprechiated.
SANE_MALLOC_PROTOS=no
AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
glib_save_CFLAGS=$CFLAGS
if test "x$GCC" = "xyes"; then
CFLAGS="$CFLAGS -Werror"
AC_TRY_COMPILE([#include <stdlib.h>], [
void* (*my_calloc_p) (size_t, size_t) = calloc;
void* (*my_malloc_p) (size_t) = malloc;
void (*my_free_p) (void*) = free;
void* (*my_realloc_p) (void*, size_t) = realloc;
my_calloc_p = 0;
my_malloc_p = 0;
my_free_p = 0;
my_realloc_p = 0;
],
AC_DEFINE(SANE_MALLOC_PROTOS, 1,
[Define if you have correct malloc prototypes])
SANE_MALLOC_PROTOS=yes)
fi
AC_MSG_RESULT($SANE_MALLOC_PROTOS)
CFLAGS=$glib_save_CFLAGS
dnl
dnl check in which direction the stack grows
dnl
AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
AC_TRY_RUN([
volatile int *a = 0, *b = 0;
void foo (void);
int main () { volatile int y = 7; a = &y; foo (); return b > a; }
void foo (void) { volatile int x = 5; b = &x; }
],
glib_cv_stack_grows=no
,
glib_cv_stack_grows=yes
,)
])
dnl AC_C_INLINE is useless to us since it bails out too early, we need to
dnl truely know which ones of `inline', `__inline' and `__inline__' are
dnl actually supported.
AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
AC_COMPILE_IFELSE([
__inline int foo () { return 0; }
int main () { return foo (); }
],
glib_cv_has__inline=yes
,
glib_cv_has__inline=no
,)
])
case x$glib_cv_has__inline in
xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
esac
AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
AC_COMPILE_IFELSE([
__inline__ int foo () { return 0; }
int main () { return foo (); }
],
glib_cv_has__inline__=yes
,
glib_cv_has__inline__=no
,)
])
case x$glib_cv_has__inline__ in
xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
esac
AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
AC_COMPILE_IFELSE([
#undef inline
inline int foo () { return 0; }
int main () { return foo (); }
],
glib_cv_hasinline=yes
,
glib_cv_hasinline=no
,)
])
case x$glib_cv_hasinline in
xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
esac
# if we can use inline functions in headers
AC_MSG_CHECKING(if inline functions in headers work)
AC_LINK_IFELSE([
#if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
# undef inline
# define inline __inline__
#elif !defined (G_HAVE_INLINE)
# undef inline
# if defined (G_HAVE___INLINE__)
# define inline __inline__
# elif defined (G_HAVE___INLINE)
# define inline __inline
# endif
#endif
int glib_test_func2 (int);
static inline int
glib_test_func1 (void) {
return glib_test_func2 (1);
}
int
main (void) {
int i = 1;
}],[g_can_inline=yes],[g_can_inline=no])
AC_MSG_RESULT($g_can_inline)
dnl *** check for working do while(0) macros ***
AC_CACHE_CHECK([for working do while(0) macros], g_support_dowhile_macros, [
AC_TRY_COMPILE([],[
#define STMT_START do
#define STMT_END while(0)
#define STMT_TEST STMT_START { i = 0; } STMT_END
int main(void) { int i = 1; STMT_TEST; return i; }],
[g_support_dowhile_macros=yes],
[g_support_dowhile_macros=no],
[g_support_dowhile_macros=yes])
])
if test x$g_support_dowhile_macros = xyes; then
AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
fi
# check for flavours of varargs macros
AC_MSG_CHECKING(for ISO C99 varargs macros in C)
AC_TRY_COMPILE([],[
int a(int p1, int p2, int p3);
#define call_a(...) a(1,__VA_ARGS__)
call_a(2,3);
],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
AC_MSG_RESULT($g_have_iso_c_varargs)
AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
if test "$CXX" = ""; then
dnl No C++ compiler
g_have_iso_cxx_varargs=no
else
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([],[
int a(int p1, int p2, int p3);
#define call_a(...) a(1,__VA_ARGS__)
call_a(2,3);
],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
AC_LANG_C
fi
AC_MSG_RESULT($g_have_iso_cxx_varargs)
AC_MSG_CHECKING(for GNUC varargs macros)
AC_TRY_COMPILE([],[
int a(int p1, int p2, int p3);
#define call_a(params...) a(1,params)
call_a(2,3);
],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
AC_MSG_RESULT($g_have_gnuc_varargs)
# check for GNUC visibility support
AC_MSG_CHECKING(for GNUC visibility attribute)
GLIB_CHECK_COMPILE_WARNINGS([
void
__attribute__ ((visibility ("hidden")))
f_hidden (void)
{
}
void
__attribute__ ((visibility ("internal")))
f_internal (void)
{
}
void
__attribute__ ((visibility ("protected")))
f_protected (void)
{
}
void
__attribute__ ((visibility ("default")))
f_default (void)
{
}
int main (int argc, char **argv)
{
f_hidden();
f_internal();
f_protected();
f_default();
return 0;
}
],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
AC_MSG_RESULT($g_have_gnuc_visibility)
AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
AC_MSG_CHECKING([whether using Sun Studio C compiler])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__SUNPRO_C) || (__SUNPRO_C >= 0x550)
#else
# include "error: this is not Sun Studio."
#endif
]], [[]])], [ g_have_sunstudio_visibility=yes ], [ g_have_sunstudio_visibility=no ])
AC_MSG_RESULT($g_have_sunstudio_visibility)
AM_CONDITIONAL(HAVE_SUNSTUDIO_VISIBILITY, [test x$g_have_sunstudio_visibility = xyes])
# check for bytesex stuff
AC_C_BIGENDIAN
# check for header files
AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h])
AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h sched.h malloc.h])
# Checks for libcharset
jm_LANGINFO_CODESET
jm_GLIBC21
AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
AC_CHECK_FUNCS(setlocale)
# check additional type sizes
AC_CHECK_SIZEOF(size_t)
dnl Try to figure out whether gsize, gssize should be long or int
AC_MSG_CHECKING([for the appropriate definition for size_t])
case $ac_cv_sizeof_size_t in
$ac_cv_sizeof_short)
glib_size_type=short
;;
$ac_cv_sizeof_int)
glib_size_type=int
;;
$ac_cv_sizeof_long)
glib_size_type=long
;;
*) AC_MSG_ERROR([No type matching size_t in size])
;;
esac
dnl If int/long are the same size, we see which one produces
dnl warnings when used in the location as size_t. (This matters
dnl on AIX with xlc)
dnl
if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
GLIB_CHECK_COMPILE_WARNINGS([
#if defined(_AIX) && !defined(__GNUC__)
#pragma options langlvl=stdc89
#endif
#include <stddef.h>
int main ()
{
size_t s = 1;
unsigned int *size_int = &s;
return (int)*size_int;
}
],glib_size_type=int,
[GLIB_CHECK_COMPILE_WARNINGS([
#if defined(_AIX) && !defined(__GNUC__)
#pragma options langlvl=stdc89
#endif
#include <stddef.h>
int main ()
{
size_t s = 1;
unsigned long *size_long = &s;
return (int)*size_long;
}
],glib_size_type=long)])
fi
AC_MSG_RESULT(unsigned $glib_size_type)
# Check for some functions
AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk)
# Check for high-resolution sleep functions
AC_CHECK_FUNCS(nanosleep nsleep)
AC_CHECK_HEADERS(crt_externs.h)
AC_CHECK_FUNCS(_NSGetEnviron)
AC_FUNC_VSNPRINTF_C99
AC_FUNC_PRINTF_UNIX98
#
# Check whether to use an included printf
#
AC_ARG_ENABLE(included-printf,
[AC_HELP_STRING([--enable-included-printf],
[use included printf [default=auto]])],
enable_included_printf="$enableval")
need_included_printf=no
if test "x$enable_included_printf" = "xyes" ; then
need_included_printf=yes
fi
if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
need_included_printf=yes
fi
if test "$ac_cv_func_printf_unix98" != "yes" ; then
need_included_printf=yes
fi
if test "x$ac_cv_sizeof_long_long" = "x8" &&
test -z "$glib_cv_long_long_format" ; then
need_included_printf=yes
fi
if test "x$enable_included_printf" = "xno" &&
test "x$need_included_printf" = "xyes" ; then
AC_MSG_ERROR([
*** Your C library's printf doesn't appear to have the features that
*** GLib needs, but you specified --enable-included-printf=no.])
fi
enable_included_printf=$need_included_printf
AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
if test "$enable_included_printf" != "yes" ; then
AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
else
if test -z "$glib_cv_long_long_format" ; then
glib_cv_long_long_format="ll"
fi
AC_DEFINE(HAVE_VASPRINTF,1)
fi
# Checks needed for gnulib vasnprintf
bh_C_SIGNED
jm_AC_TYPE_LONG_LONG
gt_TYPE_LONGDOUBLE
gt_TYPE_WCHAR_T
gt_TYPE_WINT_T
AC_TYPE_SIZE_T
AC_CHECK_TYPES(ptrdiff_t)
jm_AC_TYPE_INTMAX_T
AC_CHECK_FUNCS([snprintf wcslen])
AC_FUNC_SNPRINTF_C99
# Check if bcopy can be used for overlapping copies, if memmove isn't found.
# The check is borrowed from the PERL Configure script.
if test "$ac_cv_func_memmove" != "yes"; then
AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
glib_cv_working_bcopy,[AC_TRY_RUN([
int main() {
char buf[128], abc[128], *b;
int len, off, align;
bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
for (align = 7; align >= 0; align--) {
for (len = 36; len; len--) {
b = buf+align; bcopy(abc, b, len);
for (off = 1; off <= len; off++) {
bcopy(b, b+off, len); bcopy(b+off, b, len);
if (bcmp(b, abc, len)) return(1);
}
}
}
return(0);
}],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
GLIB_ASSERT_SET(glib_cv_working_bcopy)
if test "$glib_cv_working_bcopy" = "yes"; then
AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
fi
fi
# Check for sys_errlist
AC_MSG_CHECKING(for sys_errlist)
AC_TRY_LINK(, [
extern char *sys_errlist[];
extern int sys_nerr;
sys_errlist[sys_nerr-1][0] = 0;
], glib_ok=yes, glib_ok=no)
AC_MSG_RESULT($glib_ok)
if test "$glib_ok" = "no"; then
AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
fi
# Check for sys_siglist
AC_MSG_CHECKING(for sys_siglist)
AC_TRY_LINK(, [
extern char *sys_siglist[];
exit (sys_siglist[0]);
], glib_ok=yes, glib_ok=no)
AC_MSG_RESULT($glib_ok)
if test "$glib_ok" = "no"; then
AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
fi
# Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
AC_MSG_CHECKING(for sys_siglist declaration)
AC_TRY_COMPILE([#include <signal.h>], [
strlen (sys_siglist[0]);
], glib_ok=yes, glib_ok=no)
AC_MSG_RESULT($glib_ok)
if test "$glib_ok" = "no"; then
AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
fi
# Check if <sys/select.h> needs to be included for fd_set
AC_MSG_CHECKING([for fd_set])
AC_TRY_COMPILE([#include <sys/types.h>],
[fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
if test "$gtk_ok" = "yes"; then
AC_MSG_RESULT([yes, found in sys/types.h])
else
AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
if test "$gtk_ok" = "yes"; then