| semget.2 (108087) | semget.2 (131504) |
|---|---|
| 1.\" 2.\" Copyright (c) 1995 David Hovemeyer <daveho@infocom.com> 3.\" 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: --- 9 unchanged lines hidden (view full) --- 18.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25.\" | 1.\" 2.\" Copyright (c) 1995 David Hovemeyer <daveho@infocom.com> 3.\" 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: --- 9 unchanged lines hidden (view full) --- 18.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25.\" |
| 26.\" $FreeBSD: head/lib/libc/sys/semget.2 108087 2002-12-19 09:40:28Z ru $ | 26.\" $FreeBSD: head/lib/libc/sys/semget.2 131504 2004-07-02 23:52:20Z ru $ |
| 27.\" 28.Dd September 12, 1995 29.Dt SEMGET 2 30.Os 31.Sh NAME 32.Nm semget 33.Nd obtain a semaphore id 34.Sh LIBRARY --- 13 unchanged lines hidden (view full) --- 48returns the identifier of a newly created or previously existing 49set of semaphores. 50.\" 51.\" This is copied verbatim from the shmget manpage. Perhaps 52.\" it should go in a common manpage, such as .Xr ipc 2 53.\" 54The key 55is analogous to a filename: it provides a handle that names an | 27.\" 28.Dd September 12, 1995 29.Dt SEMGET 2 30.Os 31.Sh NAME 32.Nm semget 33.Nd obtain a semaphore id 34.Sh LIBRARY --- 13 unchanged lines hidden (view full) --- 48returns the identifier of a newly created or previously existing 49set of semaphores. 50.\" 51.\" This is copied verbatim from the shmget manpage. Perhaps 52.\" it should go in a common manpage, such as .Xr ipc 2 53.\" 54The key 55is analogous to a filename: it provides a handle that names an |
| 56IPC object. There are three ways to specify a key: | 56IPC object. 57There are three ways to specify a key: |
| 57.Bl -bullet 58.It 59IPC_PRIVATE may be specified, in which case a new IPC object 60will be created. 61.It | 58.Bl -bullet 59.It 60IPC_PRIVATE may be specified, in which case a new IPC object 61will be created. 62.It |
| 62An integer constant may be specified. If no IPC object corresponding | 63An integer constant may be specified. 64If no IPC object corresponding |
| 63to 64.Fa key 65is specified and the IPC_CREAT bit is set in 66.Fa flag , 67a new one will be created. 68.It 69The 70.Xr ftok 3 --- 76 unchanged lines hidden --- | 65to 66.Fa key 67is specified and the IPC_CREAT bit is set in 68.Fa flag , 69a new one will be created. 70.It 71The 72.Xr ftok 3 --- 76 unchanged lines hidden --- |