Revert delta 190174

[pf3gnuchains/gcc-fork.git] / libmudflap / mf-runtime.h

diff --git a/libmudflap/mf-runtime.h b/libmudflap/mf-runtime.h
index dd66e21..4c512d5 100644 (file)
--- a/libmudflap/mf-runtime.h
+++ b/libmudflap/mf-runtime.h
@@ -1,3 +1,30 @@
+/* Implementation header for mudflap runtime library.
+   Mudflap: narrow-pointer bounds-checking by tree rewriting.
+   Copyright (C) 2002, 2003, 2004, 2005, 2009 Free Software Foundation, Inc.
+   Contributed by Frank Ch. Eigler <fche@redhat.com>
+   and Graydon Hoare <graydon@redhat.com>
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
 /* Public libmudflap declarations -*- C -*- */
 
 #ifndef MF_RUNTIME_H
@@ -23,9 +50,13 @@ extern unsigned char __mf_lc_shift;
 /* Multithreading support.  */
 #ifdef _MUDFLAPTH
 /* extern pthread_mutex_t __mf_biglock; */
+#ifndef _REENTRANT
 #define _REENTRANT
+#endif
+#ifndef _THREAD_SAFE
 #define _THREAD_SAFE
 #endif
+#endif
 
 /* Codes to describe the type of access to check: __mf_check arg 3 */