-# strdup.m4 serial 3
-dnl Copyright (C) 2002, 2003, 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.
+# strdup.m4 serial 13
+
+dnl Copyright (C) 2002-2011 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.
AC_DEFUN([gl_FUNC_STRDUP],
[
- AC_REPLACE_FUNCS(strdup)
- if test $ac_cv_func_strdup = no; then
- gl_PREREQ_STRDUP
+ AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
+ AC_CHECK_FUNCS_ONCE([strdup])
+ AC_CHECK_DECLS_ONCE([strdup])
+ if test $ac_cv_have_decl_strdup = no; then
+ HAVE_DECL_STRDUP=0
fi
])
-# Prerequisites of lib/strdup.h and lib/strdup.c.
-AC_DEFUN([gl_PREREQ_STRDUP], [
- AC_CHECK_DECLS(strdup)
+AC_DEFUN([gl_FUNC_STRDUP_POSIX],
+[
+ AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
+ AC_REQUIRE([gl_CHECK_MALLOC_POSIX])
+ AC_CHECK_FUNCS_ONCE([strdup])
+ if test $ac_cv_func_strdup = yes; then
+ if test $gl_cv_func_malloc_posix != yes; then
+ REPLACE_STRDUP=1
+ fi
+ fi
+ AC_CHECK_DECLS_ONCE([strdup])
+ if test $ac_cv_have_decl_strdup = no; then
+ HAVE_DECL_STRDUP=0
+ fi
])
+
+# Prerequisites of lib/strdup.c.
+AC_DEFUN([gl_PREREQ_STRDUP], [:])