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authorUlrich Drepper <drepper@redhat.com>2007-05-24 23:55:28 +0000
committerUlrich Drepper <drepper@redhat.com>2007-05-24 23:55:28 +0000
commitddfd0535776c47ec01231ac91fabe8b2e128cfa3 (patch)
tree1052c9c568ae6f734290034e8ea566d396b71a13 /io/open64.c
parent5a8075b116280d0c1ece277e4be75250efca45b2 (diff)
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* Makerules (sysd-rules): Define PTW for ptw-* files.
	* Versions: Define GLIBC_2.7 for libc.
	* include/stdio.h: Declare __fortify_fail.
	* debug/fortify_fail.c: New file.
	* debug/Makefile (routines): Add fortify_fail.
	* debug/chk_fail.c: Use __fortify_fail.
	* debug/stack_chk_fail.c: Likewise.
	* io/Versions: Export __open_2, __open64_2, __openat_2, and
	__openat64_2 for GLIBC_2.7.
	* io/fcntl.h: When compiling with fortification, include bits/fcntl2.h.
	* io/open.c: Define *_2 variant of function which checks for O_CREAT
	and fails if necessary.
	* io/open64.c: Likewise.
	* io/openat.c: Likewise.
	* io/openat64.c: Likewise.
	* sysdeps/unix/sysv/linux/open64.c: Likewise.
	* sysdeps/unix/sysv/linux/openat.c: Likewise.
	* sysdeps/unix/sysv/linux/openat64.c: Likewise.
	* io/bits/fcntl2.h: New file.
	* include/fcntl.h: Declare __open_2, __open64_2, __openat_2, and
	__openat64_2.
	* include/bits/fcntl2.h: New file.
	* sysdeps/unix/sysv/linux/Makefile [subdir=io] (sysdep_routines):
	Add open_2.
	* sysdeps/unix/sysv/linux/open_2.c: New file.
Diffstat (limited to 'io/open64.c')
-rw-r--r--io/open64.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/io/open64.c b/io/open64.c
index d9a38112ac..7056718922 100644
--- a/io/open64.c
+++ b/io/open64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995, 1996, 1997, 1999, 2000, 2002
+/* Copyright (C) 1991, 1995, 1996, 1997, 1999, 2000, 2002, 2007
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -21,7 +21,7 @@
 #include <fcntl.h>
 #include <stdarg.h>
 #include <stddef.h>
-#include <bp-sym.h>
+#include <stdio.h>
 
 /* Open FILE with access OFLAG.  If OFLAG includes O_CREAT,
    a third argument is the file protection.  */
@@ -51,7 +51,21 @@ __libc_open64 (file, oflag)
 }
 strong_alias (__libc_open64, __open64)
 libc_hidden_def (__open64)
-weak_alias (__libc_open64, BP_SYM (open64))
+weak_alias (__libc_open64, open64)
 
 stub_warning (open64)
+
+
+int
+__open64_2 (file, oflag)
+     const char *file;
+     int oflag;
+{
+  if (oflag & O_CREAT)
+    __fortify_fail ("invalid open64 call: O_CREAT without mode");
+
+  return __open64 (file, oflag);
+}
+stub_warning (__open64_2)
+
 #include <stub-tag.h>