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329ea513 | 1 | /* Linux open syscall implementation, LFS, non-cancellable. |
04277e02 | 2 | Copyright (C) 2018-2019 Free Software Foundation, Inc. |
329ea513 ZW |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
329ea513 ZW |
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 | ||
32 | int | |
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 | ||
49 | hidden_def (__open64_nocancel) | |
50 | ||
51 | #ifdef __OFF_T_MATCHES_OFF64_T | |
52 | strong_alias (__open64_nocancel, __open_nocancel) | |
53 | hidden_def (__open_nocancel) | |
54 | #endif |