X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Flongdouble.m4;h=25590f4704d6a1905e47deef9bda479349d8b625;hb=2354d5ead305b61c925e53bcfb73d47de7c53162;hp=91849ab9ed6e4ee0da0c045a31ec41327ebda6d2;hpb=cbe703a10b786dd2fd595d65e668ece801a4e767;p=gnulib.git

diff --git a/m4/longdouble.m4 b/m4/longdouble.m4
index 91849ab9e..25590f470 100644
--- a/m4/longdouble.m4
+++ b/m4/longdouble.m4
@@ -1,15 +1,16 @@
-# longdouble.m4 serial 1 (gettext-0.12)
-dnl Copyright (C) 2002-2003 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.
+# longdouble.m4 serial 2 (gettext-0.15)
+dnl Copyright (C) 2002-2003, 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,
+dnl with or without modifications, as long as this notice is preserved.
 
 dnl From Bruno Haible.
 dnl Test whether the compiler supports the 'long double' type.
 dnl Prerequisite: AC_PROG_CC
 
+dnl This file is only needed in autoconf <= 2.59.  Newer versions of autoconf
+dnl have a macro AC_TYPE_LONG_DOUBLE with identical semantics.
+
 AC_DEFUN([gt_TYPE_LONGDOUBLE],
 [
   AC_CACHE_CHECK([for long double], gt_cv_c_long_double,
@@ -17,12 +18,12 @@ AC_DEFUN([gt_TYPE_LONGDOUBLE],
        gt_cv_c_long_double=yes
      else
        AC_TRY_COMPILE([
-	 /* The Stardent Vistra knows sizeof(long double), but does not support it.  */
-	 long double foo = 0.0;
-	 /* On Ultrix 4.3 cc, long double is 4 and double is 8.  */
-	 int array [2*(sizeof(long double) >= sizeof(double)) - 1];
-	 ], ,
-	 gt_cv_c_long_double=yes, gt_cv_c_long_double=no)
+         /* The Stardent Vistra knows sizeof(long double), but does not support it.  */
+         long double foo = 0.0;
+         /* On Ultrix 4.3 cc, long double is 4 and double is 8.  */
+         int array [2*(sizeof(long double) >= sizeof(double)) - 1];
+         ], ,
+         gt_cv_c_long_double=yes, gt_cv_c_long_double=no)
      fi])
   if test $gt_cv_c_long_double = yes; then
     AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the 'long double' type.])