Add 'restrict' module.

[gnulib.git] / m4 / uintmax_t.m4

diff --git a/m4/uintmax_t.m4 b/m4/uintmax_t.m4
index 9251d1e..b5f28d4 100644 (file)
--- a/m4/uintmax_t.m4
+++ b/m4/uintmax_t.m4
@@ -1,22 +1,32 @@
-#serial 4
+# uintmax_t.m4 serial 7 (gettext-0.12)
+dnl Copyright (C) 1997-2003 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.
 
 dnl From Paul Eggert.
 
-AC_PREREQ(2.14a)
+AC_PREREQ(2.13)
 
-# Define uintmax_t to `unsigned long' or `unsigned long long'
-# if <inttypes.h> does not exist.
+# Define uintmax_t to 'unsigned long' or 'unsigned long long'
+# if it is not already defined in <stdint.h> or <inttypes.h>.
 
-AC_DEFUN(jm_AC_TYPE_UINTMAX_T,
+AC_DEFUN([jm_AC_TYPE_UINTMAX_T],
 [
   AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
-  if test $jm_ac_cv_header_inttypes_h = no; then
+  AC_REQUIRE([jm_AC_HEADER_STDINT_H])
+  if test $jm_ac_cv_header_inttypes_h = no && test $jm_ac_cv_header_stdint_h = no; then
     AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG])
     test $ac_cv_type_unsigned_long_long = yes \
       && ac_type='unsigned long long' \
       || ac_type='unsigned long'
     AC_DEFINE_UNQUOTED(uintmax_t, $ac_type,
-[  Define to `unsigned long' or `unsigned long long'
-   if <inttypes.h> doesn't define.])
+      [Define to unsigned long or unsigned long long
+       if <stdint.h> and <inttypes.h> don't define.])
+  else
+    AC_DEFINE(HAVE_UINTMAX_T, 1,
+      [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.])
   fi
 ])