Core: add some LIBVLC_USED.

[vlc] / m4 / size_max.m4

diff --git a/m4/size_max.m4 b/m4/size_max.m4
index bfba811eb6ed2416c69d4ca7f38cf0c026c2663a..6cb486892702e2a5abe567801226656bc95772c6 100644 (file)
--- a/m4/size_max.m4
+++ b/m4/size_max.m4
@@ -1,4 +1,4 @@
-# size_max.m4 serial 5
+# size_max.m4 serial 6
 dnl Copyright (C) 2003, 2005-2006 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -26,10 +26,10 @@ Found it
       dnl Define it ourselves. Here we assume that the type 'size_t' is not wider
       dnl than the type 'unsigned long'. Try hard to find a definition that can
       dnl be used in a preprocessor #if, i.e. doesn't contain a cast.
-      _AC_COMPUTE_INT([sizeof (size_t) * CHAR_BIT - 1], size_t_bits_minus_1,
+      AC_COMPUTE_INT([size_t_bits_minus_1], [sizeof (size_t) * CHAR_BIT - 1],
         [#include <stddef.h>
 #include <limits.h>], size_t_bits_minus_1=)
-      _AC_COMPUTE_INT([sizeof (size_t) <= sizeof (unsigned int)], fits_in_uint,
+      AC_COMPUTE_INT([fits_in_uint], [sizeof (size_t) <= sizeof (unsigned int)],
         [#include <stddef.h>], fits_in_uint=)
       if test -n "$size_t_bits_minus_1" && test -n "$fits_in_uint"; then
         if test $fits_in_uint = 1; then
@@ -60,3 +60,9 @@ Found it
       [Define as the maximum value of type 'size_t', if the system doesn't define it.])
   fi
 ])
+
+dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in.
+dnl Remove this when we can assume autoconf >= 2.61.
+m4_ifdef([AC_COMPUTE_INT], [], [
+  AC_DEFUN([AC_COMPUTE_INT], [_AC_COMPUTE_INT([$2],[$1],[$3],[$4])])
+])