projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| e9ce8d39 A |
1 | /* |
| 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 734aad71 | 6 | * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. |
| e9ce8d39 | 7 | * |
| 734aad71 A |
8 | * This file contains Original Code and/or Modifications of Original Code |
| 9 | * as defined in and that are subject to the Apple Public Source License | |
| 10 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 11 | * compliance with the License. Please obtain a copy of the License at | |
| 12 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 13 | * file. | |
| 14 | * | |
| 15 | * The Original Code and all software distributed under the License are | |
| 16 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| e9ce8d39 A |
17 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 18 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 734aad71 A |
19 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 20 | * Please see the License for the specific language governing rights and | |
| 21 | * limitations under the License. | |
| e9ce8d39 A |
22 | * |
| 23 | * @APPLE_LICENSE_HEADER_END@ | |
| 24 | */ | |
| 25 | /* @(#)sigsuspend.c 1.0 9/22/95 (c) 1995 NeXT */ | |
| 26 | ||
| 27 | #include <sys/signal.h> | |
| 28 | #include <sys/syscall.h> | |
| 29 | #include <unistd.h> | |
| 30 | ||
| 31 | int | |
| 32 | sigsuspend ( | |
| 33 | const sigset_t *sigmask_p | |
| 34 | ) | |
| 35 | { | |
| 36 | sigset_t mask; | |
| 37 | ||
| 38 | if (sigmask_p) | |
| 39 | mask = *sigmask_p; | |
| 40 | else | |
| 41 | sigemptyset(&mask); | |
| 42 | return syscall (SYS_sigsuspend, mask); | |
| 43 | } | |
| 44 |