1/* Linux open syscall implementation, LFS, non-cancellable.
2 Copyright (C) 2018-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
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.
9
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.
14
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/>. */
18
19#include <sys/types.h>
20#include <sys/stat.h>
21#include <fcntl.h>
22#include <stdarg.h>
23
24#include <not-cancel.h>
25
26#ifdef __OFF_T_MATCHES_OFF64_T
27# define EXTRA_OPEN_FLAGS 0
28#else
29# define EXTRA_OPEN_FLAGS O_LARGEFILE
30#endif
31
32int
33__open64_nocancel (const char *file, int oflag, ...)
34{
35 int mode = 0;
36
37 if (__OPEN_NEEDS_MODE (oflag))
38 {
39 va_list arg;
40 va_start (arg, oflag);
41 mode = va_arg (arg, int);
42 va_end (arg);
43 }
44
45 return INLINE_SYSCALL_CALL (openat, AT_FDCWD, file, oflag | EXTRA_OPEN_FLAGS,
46 mode);
47}
48
49hidden_def (__open64_nocancel)
50
51#ifdef __OFF_T_MATCHES_OFF64_T
52strong_alias (__open64_nocancel, __open_nocancel)
53hidden_def (__open_nocancel)
54#endif
55