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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/unix/sysv/linux/open.c
1 /* Copyright (C) 2017-2018 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <sys/types.h>
24 #include <sysdep-cancel.h>
25 #include <not-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
)
54 __open_nocancel (const char *file
, int oflag
, ...)
58 if (__OPEN_NEEDS_MODE (oflag
))
61 va_start (arg
, oflag
);
62 mode
= va_arg (arg
, int);
66 return INLINE_SYSCALL_CALL (openat
, AT_FDCWD
, file
, oflag
, mode
);
69 strong_alias (__libc_open
, __open_nocancel
)
71 libc_hidden_def (__open_nocancel
)