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], [
AC_DEFINE(OF_APPLE_RUNTIME, 1, [Whether we use the Apple ObjC runtime])
AC_SUBST(RUNTIME_DEF, "-DOF_APPLE_RUNTIME")
objc_runtime="Apple"])
AC_MSG_RESULT($objc_runtime)
AC_CHECK_FUNC(objc_getProperty,, [
AC_SUBST(OBJC_PROPERTIES_M, "objc_properties.m")])
AC_CHECK_FUNC(objc_enumerationMutation, [
AC_DEFINE(HAVE_OBJC_ENUMERATIONMUTATION, 1,
[Whether we have objc_enumerationMutation])])
BUILDSYS_LIB
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], [
AC_DEFINE(OF_APPLE_RUNTIME, 1, [Whether we use the Apple ObjC runtime])
AC_SUBST(RUNTIME_DEF, "-DOF_APPLE_RUNTIME")
objc_runtime="Apple"])
AC_MSG_RESULT($objc_runtime)
AC_CHECK_FUNC(objc_getProperty,, [
AC_DEFINE(NEED_OBJC_PROPERTIES_INIT, 1,
[Whether objc_properties_init needs to be called])
AC_SUBST(OBJC_PROPERTIES_M, "objc_properties.m")])
AC_CHECK_FUNC(objc_enumerationMutation, [
AC_DEFINE(HAVE_OBJC_ENUMERATIONMUTATION, 1,
[Whether we have objc_enumerationMutation])])
BUILDSYS_LIB
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AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
AC_ARG_ENABLE(threads,
AS_HELP_STRING([--disable-threads], [disable thread support]))
if test x"$enable_threads" != x"no"; then
case "$host_os" in
mingw*)
AC_MSG_CHECKING(for threads)
AC_MSG_RESULT(win32)
;;
*)
ACX_PTHREAD([
CPPLAGS="$CPPFLAGS $PTHREAD_CFLAGS"
LIBS="$LIBS $PTHREAD_LIBS"
AC_DEFINE(OF_HAVE_PTHREADS, 1,
[Whether we have pthreads])
], [
AC_MSG_ERROR(No supported threads found!)])
;;
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AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
AC_ARG_ENABLE(threads,
AS_HELP_STRING([--disable-threads], [disable thread support]))
if test x"$enable_threads" != x"no"; then
case "$host_os" in
mingw*)
AC_MSG_CHECKING(for threads)
AC_MSG_RESULT(win32)
;;
*)
ACX_PTHREAD([
CPPLAGS="$CPPFLAGS $PTHREAD_CFLAGS"
LIBS="$LIBS $PTHREAD_LIBS"
AC_DEFINE(OF_HAVE_PTHREADS, 1,
[Whether we have pthreads])
AC_CHECK_FUNC(pthread_spin_lock, [
AC_DEFINE(OF_HAVE_PTHREAD_SPINLOCKS, 1,
[Whether we have pthread spinlocks])])
AC_CHECK_FUNC(sched_yield, [
AC_DEFINE(OF_HAVE_SCHED_YIELD, 1,
[Whether we have sched_yield])])
], [
AC_MSG_ERROR(No supported threads found!)])
;;
esac
AC_DEFINE(OF_THREADS, 1, [Whether we have threads])
AC_SUBST(OFTHREAD_M, "OFThread.m")
AC_SUBST(THREADING_H, "threading.h")
AC_CHECK_FUNC(objc_sync_enter,, [
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AC_DEFINE(OF_ATOMIC_OPS, 1, [Whether we have atomic operations])
AC_MSG_RESULT(gcc builtins)
elif test x"$have_libkern_osatomic_h" = x"yes"; then
AC_DEFINE(OF_ATOMIC_OPS, 1, [Whether we have atomic operations])
AC_MSG_RESULT(libkern/OSAtomic.h)
else
AC_MSG_RESULT(none)
AC_MSG_ERROR(No atomic operations found! Try --disable-threads.)
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<
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AC_DEFINE(OF_ATOMIC_OPS, 1, [Whether we have atomic operations])
AC_MSG_RESULT(gcc builtins)
elif test x"$have_libkern_osatomic_h" = x"yes"; then
AC_DEFINE(OF_ATOMIC_OPS, 1, [Whether we have atomic operations])
AC_MSG_RESULT(libkern/OSAtomic.h)
else
AC_MSG_RESULT(none)
fi
else
dnl We can only have one thread - therefore everything is atomic
AC_DEFINE(OF_ATOMIC_OPS, 1, [Whether we have atomic operations])
fi
AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
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