projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| a63c7fa1 CM |
1 | /* Copyright (C) 2011 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. | |
| 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 | |
| ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| a63c7fa1 CM |
18 | |
| 19 | #include <errno.h> | |
| 20 | #include <fcntl.h> | |
| 21 | #include <stdarg.h> | |
| 22 | #include <stdio.h> | |
| 23 | #include <sysdep-cancel.h> | |
| 24 | ||
| 25 | /* Open FILE with access OFLAG. If OFLAG includes O_CREAT, | |
| 26 | a third argument is the file protection. */ | |
| 27 | int | |
| 28 | __libc_open64 (const char *file, int oflag, ...) | |
| 29 | { | |
| 30 | int mode = 0; | |
| 31 | ||
| 32 | if (oflag & O_CREAT) | |
| 33 | { | |
| 34 | va_list arg; | |
| 35 | va_start (arg, oflag); | |
| 36 | mode = va_arg (arg, int); | |
| 37 | va_end (arg); | |
| 38 | } | |
| 39 | ||
| 40 | if (SINGLE_THREAD_P) | |
| 41 | return INLINE_SYSCALL (openat, 4, AT_FDCWD, file, | |
| 42 | oflag | O_LARGEFILE, mode); | |
| 43 | ||
| 44 | int oldtype = LIBC_CANCEL_ASYNC (); | |
| 45 | ||
| 46 | int result = INLINE_SYSCALL (openat, 4, AT_FDCWD, file, | |
| 47 | oflag | O_LARGEFILE, mode); | |
| 48 | ||
| 49 | LIBC_CANCEL_RESET (oldtype); | |
| 50 | ||
| 51 | return result; | |
| 52 | } | |
| 53 | weak_alias (__libc_open64, __open64) | |
| 54 | libc_hidden_weak (__open64) | |
| 55 | weak_alias (__libc_open64, open64) |