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authorUlrich Drepper <drepper@redhat.com>2007-09-15 22:35:27 +0000
committerUlrich Drepper <drepper@redhat.com>2007-09-15 22:35:27 +0000
commit3a50811c2fd1aff15552c0448fff66039488fee5 (patch)
tree12f1cfa79605ef77c16777222c5fbfbb4e6538cb /sysdeps/unix
parent9bdfff60008403ff693ccc71da5957a4e57bfc25 (diff)
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* rt/Versions (librt): Export __mq_open_2@@GLIBC_2.7.
	* rt/Makefile (headers): Add bits/mqueue2.h.
	* rt/mqueue.h: Include bits/mqueue2.h if -D_FORTIFY_SOURCE=2,
	optimizing with GCC and __va_arg_pack_len is defined.
	* rt/bits/mqueue2.h: New file.
	* rt/mq_open.c (__mq_open): Renamed from mq_open.
	(mq_open): New strong_alias.
	(__mq_open_2): New function.
	* sysdeps/unix/sysv/linux/mq_open.c (__mq_open): Renamed from mq_open.
	(mq_open): New strong_alias.
	(__mq_open_2): New function.
	* debug/Versions (libc): Export __fortify_fail@@GLIBC_PRIVATE.
	* Versions.def (librt): Add GLIBC_2.7 version.
	* debug/fortify_fail.c (__fortify_fail): Add libc_hidden_def.
	* include/stdio.h (__fortify_fail): Add libc_hidden_proto.

	* misc/sys/cdefs.h (__errordecl, __va_arg_pack_len): Define.
	* io/fcntl.h: Include bits/fcntl2.h when __va_arg_pack_len
	is defined rather than when not C++.
	* io/bits/fcntl2.h (__open_alias, __open64_alias, __openat_alias,
	__openat64_alias): New redirects.
	(__open_too_many_args, __open_missing_mode, __open64_too_many_args,
	__open64_missing_mode, __openat_too_many_args, __openat_missing_mode,
	__openat64_too_many_args, __openat64_missing_mode): New __errordecls.
	(open, open64, openat, openat64): Rewrite as __extern_always_inline
	functions instead of function-like macros.
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/mq_open.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/mq_open.c b/sysdeps/unix/sysv/linux/mq_open.c
index eac6e01238..6330fee4e7 100644
--- a/sysdeps/unix/sysv/linux/mq_open.c
+++ b/sysdeps/unix/sysv/linux/mq_open.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2004, 2005, 2007 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
@@ -20,6 +20,7 @@
 #include <mqueue.h>
 #include <stdarg.h>
 #include <stddef.h>
+#include <stdio.h>
 #include <sysdep.h>
 
 #ifdef __NR_mq_open
@@ -32,7 +33,7 @@
    attributes.  If the fourth argument is NULL, default attributes are
    used.  */
 mqd_t
-mq_open (const char *name, int oflag, ...)
+__mq_open (const char *name, int oflag, ...)
 {
   if (name[0] != '/')
     {
@@ -54,7 +55,16 @@ mq_open (const char *name, int oflag, ...)
 
   return INLINE_SYSCALL (mq_open, 4, name + 1, oflag, mode, attr);
 }
+strong_alias (__mq_open, mq_open);
 
+mqd_t
+__mq_open_2 (const char *name, int oflag)
+{
+  if (oflag & O_CREAT)
+    __fortify_fail ("invalid mq_open call: O_CREAT without mode and attr");
+
+  return __mq_open (name, oflag);
+}
 #else
 # include <rt/mq_open.c>
 #endif