| sem_init.3 (69051) | sem_init.3 (73093) |
|---|---|
| 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_init.3 69051 2000-11-22 16:02:00Z ru $ | 28.\" $FreeBSD: head/lib/libc/gen/sem_init.3 73093 2001-02-26 15:16:43Z ru $ |
| 29.Dd February 15, 2000 30.Dt SEM_INIT 3 31.Os 32.Sh NAME 33.Nm sem_init 34.Nd initialize an unnamed semaphore 35.Sh LIBRARY 36.Lb libc_r --- 46 unchanged lines hidden (view full) --- 83.El 84.Sh SEE ALSO 85.Xr sem_destroy 3 , 86.Xr sem_post 3 , 87.Xr sem_trywait 3 , 88.Xr sem_wait 3 89.Sh STANDARDS 90.Fn sem_init | 29.Dd February 15, 2000 30.Dt SEM_INIT 3 31.Os 32.Sh NAME 33.Nm sem_init 34.Nd initialize an unnamed semaphore 35.Sh LIBRARY 36.Lb libc_r --- 46 unchanged lines hidden (view full) --- 83.El 84.Sh SEE ALSO 85.Xr sem_destroy 3 , 86.Xr sem_post 3 , 87.Xr sem_trywait 3 , 88.Xr sem_wait 3 89.Sh STANDARDS 90.Fn sem_init |
| 91conforms to ISO/IEC 9945-1 ANSI/IEEE 92.Pq Dq Tn POSIX 93Std 1003.1 1996 Edition. | 91conforms to 92.St -p1003.1-96 . |
| 94.Pp 95This implementation does not support shared semaphores, and reports this fact 96by setting 97.Va errno 98to 99.Er EPERM . 100This is perhaps a stretch of the intention of POSIX, but is 101compliant, with the caveat that 102.Fn sem_init 103always reports a permissions error when an attempt to create a shared semaphore 104is made. | 93.Pp 94This implementation does not support shared semaphores, and reports this fact 95by setting 96.Va errno 97to 98.Er EPERM . 99This is perhaps a stretch of the intention of POSIX, but is 100compliant, with the caveat that 101.Fn sem_init 102always reports a permissions error when an attempt to create a shared semaphore 103is made. |