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authorRoland McGrath <roland@hack.frob.com>2013-05-03 16:33:26 -0700
committerRoland McGrath <roland@hack.frob.com>2013-05-03 16:33:26 -0700
commitcc0e6ed81fa3ab0eeecfc576098b4522f0323c4b (patch)
treeef84d38f2a5bba357c20eb8c3a6135c2bb6746b8 /io/open64_2.c
parent60bfd54cbb0c51ab95c52a7438509373b848c957 (diff)
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Consolidate definitions of _FORTIFY_SOURCE wrappers for open{,64}{,at}.
Diffstat (limited to 'io/open64_2.c')
-rw-r--r--io/open64_2.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/io/open64_2.c b/io/open64_2.c
new file mode 100644
index 0000000000..c9a83f9ff2
--- /dev/null
+++ b/io/open64_2.c
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+/* _FORTIFY_SOURCE wrapper for open64.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <fcntl.h>
+#include <stdio.h>
+
+int
+__open64_2 (const char *file, int oflag)
+{
+  if (oflag & O_CREAT)
+    __fortify_fail ("invalid open64 call: O_CREAT without mode");
+
+  return __open64 (file, oflag);
+}