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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/unix/sysv/linux/open.c
1 /* Linux open syscall implementation, non-LFS.
2 Copyright (C) 2017-2018 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library. If not, see
18 <http://www.gnu.org/licenses/>. */
20 #include <sys/types.h>
25 #include <sysdep-cancel.h>
27 #ifndef __OFF_T_MATCHES_OFF64_T
29 /* Open FILE with access OFLAG. If O_CREAT or O_TMPFILE is in OFLAG,
30 a third argument is the file protection. */
32 __libc_open (const char *file
, int oflag
, ...)
36 if (__OPEN_NEEDS_MODE (oflag
))
39 va_start (arg
, oflag
);
40 mode
= va_arg (arg
, int);
44 return SYSCALL_CANCEL (openat
, AT_FDCWD
, file
, oflag
, mode
);
46 libc_hidden_def (__libc_open
)
48 weak_alias (__libc_open
, __open
)
49 libc_hidden_weak (__open
)
50 weak_alias (__libc_open
, open
)