projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 568035b7 | 1 | /* Copyright (C) 2010-2013 Free Software Foundation, Inc. |
| 321029f1 AJ |
2 | This file is part of the GNU C Library. |
| 3 | ||
| 4 | The GNU C Library is free software; you can redistribute it and/or | |
| 5 | modify it under the terms of the GNU Lesser General Public | |
| 6 | License as published by the Free Software Foundation; either | |
| 7 | version 2.1 of the License, or (at your option) any later version. | |
| 8 | ||
| 9 | The GNU C Library is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | Lesser General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU Lesser General Public | |
| 59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ | |
| 321029f1 AJ |
17 | |
| 18 | #include <errno.h> | |
| 19 | #include <sys/msg.h> | |
| 20 | #include <ipc_priv.h> | |
| 21 | ||
| 22 | #include <sysdep-cancel.h> | |
| 23 | #include <sys/syscall.h> | |
| 24 | ||
| 25 | #include <bp-checks.h> | |
| 26 | ||
| 27 | ssize_t | |
| 28 | __libc_msgrcv (msqid, msgp, msgsz, msgtyp, msgflg) | |
| 29 | int msqid; | |
| 30 | void *msgp; | |
| 31 | size_t msgsz; | |
| 32 | long int msgtyp; | |
| 33 | int msgflg; | |
| 34 | { | |
| 35 | if (SINGLE_THREAD_P) | |
| 36 | return INLINE_SYSCALL (ipc, 6, IPCOP_msgrcv, msqid, msgsz, msgflg, | |
| 37 | CHECK_N (msgp, msgsz), msgtyp); | |
| 38 | ||
| 39 | int oldtype = LIBC_CANCEL_ASYNC (); | |
| 40 | ||
| 41 | ssize_t result = INLINE_SYSCALL (ipc, 6, IPCOP_msgrcv, msqid, msgsz, msgflg, | |
| 42 | CHECK_N (msgp, msgsz), msgtyp); | |
| 43 | ||
| 44 | LIBC_CANCEL_RESET (oldtype); | |
| 45 | ||
| 46 | return result; | |
| 47 | } | |
| 48 | weak_alias (__libc_msgrcv, msgrcv) |