| sem_wait.3 (82642) | sem_wait.3 (84306) |
|---|---|
| 1.\" Copyright (C) 2000 Jason Evans <jasone@FreeBSD.org>. 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice(s), this list of conditions and the following disclaimer as --- 11 unchanged lines hidden (view full) --- 20.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25.\" OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 26.\" EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" | 1.\" Copyright (C) 2000 Jason Evans <jasone@FreeBSD.org>. 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice(s), this list of conditions and the following disclaimer as --- 11 unchanged lines hidden (view full) --- 20.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25.\" OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 26.\" EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" |
| 28.\" $FreeBSD: head/lib/libc/gen/sem_wait.3 82642 2001-08-31 09:57:38Z ru $ | 28.\" $FreeBSD: head/lib/libc/gen/sem_wait.3 84306 2001-10-01 16:09:29Z ru $ |
| 29.Dd February 15, 2000 30.Dt SEM_WAIT 3 31.Os 32.Sh NAME 33.Nm sem_wait , 34.Nm sem_trywait 35.Nd decrement (lock) a semaphore 36.Sh LIBRARY 37.Lb libc_r 38.Sh SYNOPSIS | 29.Dd February 15, 2000 30.Dt SEM_WAIT 3 31.Os 32.Sh NAME 33.Nm sem_wait , 34.Nm sem_trywait 35.Nd decrement (lock) a semaphore 36.Sh LIBRARY 37.Lb libc_r 38.Sh SYNOPSIS |
| 39.Fd #include <semaphore.h> | 39.In semaphore.h |
| 40.Ft int 41.Fn sem_wait "sem_t *sem" 42.Ft int 43.Fn sem_trywait "sem_t *sem" 44.Sh DESCRIPTION 45The 46.Fn sem_wait 47function decrements (locks) the semaphore pointed to by --- 39 unchanged lines hidden --- | 40.Ft int 41.Fn sem_wait "sem_t *sem" 42.Ft int 43.Fn sem_trywait "sem_t *sem" 44.Sh DESCRIPTION 45The 46.Fn sem_wait 47function decrements (locks) the semaphore pointed to by --- 39 unchanged lines hidden --- |