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| author | Ulrich Drepper <drepper@redhat.com> | 2007-05-24 23:55:28 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-05-24 23:55:28 +0000 |
| commit | ddfd0535776c47ec01231ac91fabe8b2e128cfa3 (patch) | |
| tree | 1052c9c568ae6f734290034e8ea566d396b71a13 /io/open.c | |
| parent | 5a8075b116280d0c1ece277e4be75250efca45b2 (diff) | |
| download | glibc-ddfd0535776c47ec01231ac91fabe8b2e128cfa3.tar.gz glibc-ddfd0535776c47ec01231ac91fabe8b2e128cfa3.tar.xz glibc-ddfd0535776c47ec01231ac91fabe8b2e128cfa3.zip | |
* 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/open.c')
| -rw-r--r-- | io/open.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/io/open.c b/io/open.c index 188110b3f3..c104406245 100644 --- a/io/open.c +++ b/io/open.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1995, 1996, 1997, 2002 Free Software Foundation, Inc. +/* Copyright (C) 1991,1995,1996,1997,2002,2007 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 +20,9 @@ #include <fcntl.h> #include <stdarg.h> #include <stddef.h> +#include <stdio.h> + +extern char **__libc_argv attribute_hidden; /* Open FILE with access OFLAG. If OFLAG includes O_CREAT, a third argument is the file protection. */ @@ -51,4 +54,18 @@ libc_hidden_def (__open) stub_warning (open) weak_alias (__open, open) + + +int +__open_2 (file, oflag) + const char *file; + int oflag; +{ + if (oflag & O_CREAT) + __fortify_fail ("invalid open call: O_CREAT without mode"); + + return __open (file, oflag); +} +stub_warning (__open_2) + #include <stub-tag.h> |