2007-08-06 Simon Josefsson <simon@josefsson.org>

[gnulib.git] / m4 / strerror.m4

diff --git a/m4/strerror.m4 b/m4/strerror.m4
index ab15a91..bbcda30 100644 (file)
--- a/m4/strerror.m4
+++ b/m4/strerror.m4
@@ -1,19 +1,25 @@
-# strerror.m4 serial 1
-dnl Copyright (C) 2002 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.
+# strerror.m4 serial 3
+dnl Copyright (C) 2002, 2007 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.
 
 AC_DEFUN([gl_FUNC_STRERROR],
 [
-  AC_REPLACE_FUNCS(strerror)
+  AC_CHECK_FUNCS_ONCE([strerror])
   if test $ac_cv_func_strerror = no; then
+    AC_LIBOBJ([strerror])
     gl_PREREQ_STRERROR
   fi
 ])
 
+# Like gl_FUNC_STRERROR, except prepare for separate compilation (no AC_LIBOBJ).
+AC_DEFUN([gl_FUNC_STRERROR_SEPARATE],
+[
+  AC_CHECK_FUNCS_ONCE([strerror])
+  gl_PREREQ_STRERROR
+])
+
 # Prerequisites of lib/strerror.c.
 AC_DEFUN([gl_PREREQ_STRERROR], [
   :