AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h sys/sysctl.h fstab.h])
AC_CHECK_HEADERS([sys/uio.h sys/mkdev.h])
AC_CHECK_HEADERS([linux/magic.h])
+AC_CHECK_HEADERS([sys/prctl.h])
# check for structure fields
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])
AC_CHECK_HEADERS(crt_externs.h)
AC_CHECK_FUNCS(_NSGetEnviron)
+AC_CHECK_FUNCS(newlocale uselocale strtod_l strtoll_l strtoull_l)
+
AC_FUNC_VSNPRINTF_C99
AC_FUNC_PRINTF_UNIX98
dnl determination of G_THREAD_LIBS
dnl ******************************
-mutex_has_default=no
case $have_threads in
posix)
glib_save_CPPFLAGS="$CPPFLAGS"
fi
done
LIBS="$glib_save_LIBS"
- mutex_has_default=yes
- mutex_default_type='pthread_mutex_t'
- mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
- mutex_header_file='pthread.h'
g_threads_impl="POSIX"
AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
CPPFLAGS="$glib_save_CPPFLAGS"
AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
AC_SUBST(G_THREAD_LIBS_EXTRA)
-dnl **********************************************
-dnl *** GDefaultMutex setup and initialization ***
-dnl **********************************************
-dnl
-dnl if mutex_has_default = yes, we also got
-dnl mutex_default_type, mutex_default_init and mutex_header_file
-if test $mutex_has_default = yes ; then
- glib_save_CPPFLAGS="$CPPFLAGS"
- glib_save_LIBS="$LIBS"
- LIBS="$G_THREAD_LIBS $LIBS"
- CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
- GLIB_SIZEOF([#include <$mutex_header_file>],
- $mutex_default_type,
- gmutex)
- GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
- $mutex_default_type,
- gmutex,
- $glib_cv_sizeof_gmutex,
- $mutex_default_init)
- if test x"$glib_cv_byte_contents_gmutex" = xno; then
- mutex_has_default=no
- fi
- CPPFLAGS="$glib_save_CPPFLAGS"
- LIBS="$glib_save_LIBS"
-fi
-
AC_CHECK_FUNCS(clock_gettime, [], [
AC_CHECK_LIB(rt, clock_gettime, [
AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
dnl *** g_atomic_* tests ***
dnl ************************
-AC_MSG_CHECKING([whether to use assembler code for atomic operations])
case $host_cpu in
- i386)
- AC_MSG_RESULT([none])
- glib_memory_barrier_needed=no
- ;;
- i?86)
- AC_MSG_RESULT([i486])
- AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
- [i486 atomic implementation])
+ i?86|x86_64|s390|s390x|arm*|crisv32*|etrax*)
glib_memory_barrier_needed=no
;;
- sparc*)
- SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
- when you are using a sparc with v9 instruction set (most
- sparcs nowadays). This will make the code for atomic
- operations much faster. The resulting code will not run
- on very old sparcs though."
-
- AC_LINK_IFELSE([AC_LANG_SOURCE([[
- main ()
- {
- int tmp1, tmp2, tmp3;
- __asm__ __volatile__("casx [%2], %0, %1"
- : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
- }]])],
- AC_MSG_RESULT([sparcv9])
- AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
- [sparcv9 atomic implementation]),
- AC_MSG_RESULT([no])
- AC_MSG_WARN([[$SPARCV9_WARNING]]))
+ sparc*|alpha*|powerpc*|ia64)
glib_memory_barrier_needed=yes
;;
- alpha*)
- AC_MSG_RESULT([alpha])
- AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
- [alpha atomic implementation])
- glib_memory_barrier_needed=yes
- ;;
- x86_64)
- AC_MSG_RESULT([x86_64])
- AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
- [x86_64 atomic implementation])
- glib_memory_barrier_needed=no
- ;;
- powerpc*)
- AC_MSG_RESULT([powerpc])
- AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
- [powerpc atomic implementation])
- glib_memory_barrier_needed=yes
- AC_MSG_CHECKING([whether asm supports numbered local labels])
- AC_TRY_COMPILE(
- ,[
- __asm__ __volatile__ ("1: nop\n"
- " bne- 1b")
- ],[
- AC_DEFINE_UNQUOTED(ASM_NUMERIC_LABELS, 1, [define if asm blocks can use numeric local labels])
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no])
- ])
- ;;
- ia64)
- AC_MSG_RESULT([ia64])
- AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
- [ia64 atomic implementation])
- glib_memory_barrier_needed=yes
- ;;
- s390|s390x)
- AC_MSG_RESULT([s390])
- AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
- [s390 atomic implementation])
- glib_memory_barrier_needed=no
- ;;
- arm*)
- AC_MSG_RESULT([arm])
- AC_DEFINE_UNQUOTED(G_ATOMIC_ARM, 1,
- [arm atomic implementation])
- glib_memory_barrier_needed=no
- ;;
- crisv32*|etraxfs*)
- AC_MSG_RESULT([crisv32])
- AC_DEFINE_UNQUOTED(G_ATOMIC_CRISV32, 1,
- [crisv32 atomic implementation])
- glib_memory_barrier_needed=no
- ;;
- cris*|etrax*)
- AC_MSG_RESULT([cris])
- AC_DEFINE_UNQUOTED(G_ATOMIC_CRIS, 1,
- [cris atomic implementation])
- glib_memory_barrier_needed=no
- ;;
*)
- AC_MSG_RESULT([none])
glib_memory_barrier_needed=yes
;;
esac
#endif
_______EOF
-
echo >>$outfile
- if test x$g_mutex_has_default = xyes; then
- cat >>$outfile <<_______EOF
-#define G_THREADS_ENABLED
-#define G_THREADS_IMPL_$g_threads_impl_def
-typedef struct _GStaticMutex GStaticMutex;
-struct _GStaticMutex
-{
- struct _GMutex *runtime_mutex;
- union {
- char pad[[$g_mutex_sizeof]];
- double dummy_double;
- void *dummy_pointer;
- long dummy_long;
- } static_mutex;
-};
-#define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
-#define g_static_mutex_get_mutex(mutex) \\
- (g_thread_use_default_impl ? ((GMutex*)(gpointer) ((mutex)->static_mutex.pad)) : \\
- g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
-_______EOF
- else
- cat >>$outfile <<_______EOF
+ cat >>$outfile <<_______EOF
#define G_THREADS_ENABLED
#define G_THREADS_IMPL_$g_threads_impl_def
-typedef struct _GMutex* GStaticMutex;
-#define G_STATIC_MUTEX_INIT NULL
-#define g_static_mutex_get_mutex(mutex) \\
- (g_static_mutex_get_mutex_impl_shortcut (mutex))
_______EOF
- fi
cat >>$outfile <<_______EOF
/* This represents a system thread as used by the implementation. An
g_threads_impl_def=$g_threads_impl
-g_mutex_has_default="$mutex_has_default"
-g_mutex_sizeof="$glib_cv_sizeof_gmutex"
g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
-g_mutex_contents="$glib_cv_byte_contents_gmutex"
g_memory_barrier_needed="$glib_memory_barrier_needed"
g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
projects / platform / upstream / glib.git / blobdiff