diff m4/canonicalize.m4 @ 7601:144308705998

* lib/canonicalize.h: (canonicalize_mode_t, CAN_EXISTING): (CAN_ALL_BUT_LAST, CAN_MISSING, canonicalize_filename_mode): Define only if PROVIDE_CANONICALIZE_FILENAME_MODE is defined. * m4/canonicalize.m4 (AC_FUNC_CANONICALIZE_FILE_NAME): Check for functions and headers just once. Check for declaration of canonicalize_file_name. Define PROVIDE_CANONICALIZE_FILENAME_MODE.
author Paul Eggert <eggert@cs.ucla.edu>
date Fri, 03 Nov 2006 23:17:27 +0000
parents be9e01d008cb
children d58de0c4e214
line wrap: on
line diff
--- a/m4/canonicalize.m4
+++ b/m4/canonicalize.m4
@@ -1,6 +1,6 @@
-#serial 10
+#serial 11
 
-# Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -11,6 +11,9 @@
   [
     AC_LIBOBJ([canonicalize])
 
-    AC_CHECK_HEADERS(sys/param.h)
-    AC_CHECK_FUNCS(resolvepath canonicalize_file_name)
+    AC_CHECK_HEADERS_ONCE([sys/param.h])
+    AC_CHECK_DECLS_ONCE([canonicalize_file_name])
+    AC_CHECK_FUNCS_ONCE([canonicalize_file_name resolvepath])
+    AC_DEFINE([PROVIDE_CANONICALIZE_FILENAME_MODE], 1,
+      [Define to 1 to provide canonicalize_filename_mode.])
   ])