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AX_CHECK_COMPILER_FLAGS(-pipe, [OBJCFLAGS="$OBJCFLAGS -pipe"])
AX_CHECK_COMPILER_FLAGS(-fno-common, [OBJCFLAGS="$OBJCFLAGS -fno-common"])
AX_CHECK_COMPILER_FLAGS(-fno-constant-cfstrings, [
NO_CONST_CFSTRINGS="-fno-constant-cfstrings"
OBJCFLAGS="$OBJCFLAGS -fno-constant-cfstrings"])
AC_SUBST(NO_CONST_CFSTRINGS)
AC_MSG_CHECKING(whether Objective C compiler supports fast enumeration)
AC_TRY_COMPILE([
#import <objc/objc.h>
], [
id n = nil;
for (id i in n);
], [
AC_DEFINE(OF_HAVE_FAST_ENUMERATION, 1, [Fast Enumeration support])
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)])
AC_MSG_CHECKING(which Objective C runtime we use)
dnl TODO: This is ugly. Let's think of a better check.
AC_EGREP_CPP(gnu, [
#import <objc/objc.h>
#ifdef __objc_INCLUDE_GNU
gnu
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#ifndef _WIN32
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#else
#define _WIN32_WINNT 0x0501
#include <ws2tcpip.h>
#endif], [
#endif
], [
struct addrinfo ai;
getaddrinfo(NULL, NULL, NULL, NULL);
], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETADDRINFO, 1, [Whether we have getaddrinfo])
if test x"$enable_threads" != x"no"; then
|