projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 852fa2dd JM |
1 | /* Copyright (C) 1995-2014 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. | |
| 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 <errno.h> | |
| 20 | #include <stdarg.h> | |
| 21 | #include <sys/sem.h> | |
| 22 | #include <ipc_priv.h> | |
| 23 | #include <sysdep.h> | |
| 24 | #include <sys/syscall.h> | |
| 25 | ||
| 26 | ||
| 27 | /* Define a `union semun' suitable for Linux here. */ | |
| 28 | union semun | |
| 29 | { | |
| 30 | int val; /* value for SETVAL */ | |
| 31 | struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */ | |
| 32 | unsigned short int *array; /* array for GETALL & SETALL */ | |
| 33 | struct seminfo *__buf; /* buffer for IPC_INFO */ | |
| 34 | }; | |
| 35 | ||
| 36 | int | |
| 37 | __new_semctl (int semid, int semnum, int cmd, ...) | |
| 38 | { | |
| 39 | union semun arg; | |
| 40 | va_list ap; | |
| 41 | ||
| 42 | va_start (ap, cmd); | |
| 43 | ||
| 44 | /* Get the argument. */ | |
| 45 | arg = va_arg (ap, union semun); | |
| 46 | ||
| 47 | va_end (ap); | |
| 48 | ||
| 49 | return INLINE_SYSCALL (semctl, 4, semid, semnum, cmd | __IPC_64, | |
| 50 | arg.array); | |
| 51 | } | |
| 52 | ||
| 53 | #include <shlib-compat.h> | |
| 54 | versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2); |