--- /dev/null
+# obstack-printf.m4 serial 1
+dnl Copyright (C) 2008 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 Eric Blake.
+dnl Test whether obstack_printf() exists. For now, we assume that
+dnl obstack_vprintf behaves identically, so we only test for one.
+
+AC_DEFUN([gl_FUNC_OBSTACK_PRINTF],
+[
+ AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+ AC_CHECK_FUNCS_ONCE([obstack_printf])
+ if test $ac_cv_func_obstack_printf = no ; then
+ gl_REPLACE_OBSTACK_PRINTF
+ fi
+
+ AC_CHECK_DECLS_ONCE([obstack_printf])
+ if test $ac_cv_have_decl_obstack_printf = no; then
+ HAVE_DECL_OBSTACK_PRINTF=0
+ fi
+])
+
+AC_DEFUN([gl_REPLACE_OBSTACK_PRINTF],
+[
+ AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+ AC_LIBOBJ([obstack_printf])
+ if test $ac_cv_func_obstack_printf = yes; then
+ REPLACE_OBSTACK_PRINTF=1
+ fi
+])