X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstdint_h.m4;h=356b14e1206453d6343ff36ab2956cc4404ea686;hb=ce38c27828c6a3286e99e312d50fe140a1ec334b;hp=063c4344e3c31ef60946237129616e288dbda6f0;hpb=89735d98974638906a27d9778d6645661ac560af;p=gnulib.git

diff --git a/m4/stdint_h.m4 b/m4/stdint_h.m4
index 063c4344e..356b14e12 100644
--- a/m4/stdint_h.m4
+++ b/m4/stdint_h.m4
@@ -1,10 +1,8 @@
-# stdint_h.m4 serial 5
-dnl Copyright (C) 1997-2004 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License.  As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# stdint_h.m4 serial 9
+dnl Copyright (C) 1997-2004, 2006, 2008-2011 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
 
 dnl From Paul Eggert.
 
@@ -13,15 +11,16 @@ dnl From Paul Eggert.
 
 AC_DEFUN([gl_AC_HEADER_STDINT_H],
 [
-  AC_CACHE_CHECK([for stdint.h], gl_cv_header_stdint_h,
-  [AC_TRY_COMPILE(
-    [#include <sys/types.h>
-#include <stdint.h>],
-    [uintmax_t i = (uintmax_t) -1;],
-    gl_cv_header_stdint_h=yes,
-    gl_cv_header_stdint_h=no)])
+  AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
+    [AC_COMPILE_IFELSE(
+       [AC_LANG_PROGRAM(
+          [[#include <sys/types.h>
+            #include <stdint.h>]],
+          [[uintmax_t i = (uintmax_t) -1; return !i;]])],
+       [gl_cv_header_stdint_h=yes],
+       [gl_cv_header_stdint_h=no])])
   if test $gl_cv_header_stdint_h = yes; then
-    AC_DEFINE_UNQUOTED(HAVE_STDINT_H_WITH_UINTMAX, 1,
+    AC_DEFINE_UNQUOTED([HAVE_STDINT_H_WITH_UINTMAX], [1],
       [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
        and declares uintmax_t. ])
   fi