| _exit.2 (84306) | _exit.2 (108028) |
|---|---|
| 1.\" Copyright (c) 1980, 1993 2.\" The Regents of the University of California. 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, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)_exit.2 8.1 (Berkeley) 6/4/93 | 1.\" Copyright (c) 1980, 1993 2.\" The Regents of the University of California. 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, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)_exit.2 8.1 (Berkeley) 6/4/93 |
| 33.\" $FreeBSD: head/lib/libc/sys/_exit.2 84306 2001-10-01 16:09:29Z ru $ | 33.\" $FreeBSD: head/lib/libc/sys/_exit.2 108028 2002-12-18 09:22:32Z ru $ |
| 34.\" 35.Dd June 4, 1993 36.Dt EXIT 2 37.Os 38.Sh NAME 39.Nm _exit 40.Nd terminate the calling process 41.Sh LIBRARY 42.Lb libc 43.Sh SYNOPSIS 44.In unistd.h 45.Ft void 46.Fn _exit "int status" 47.Sh DESCRIPTION 48The 49.Fn _exit | 34.\" 35.Dd June 4, 1993 36.Dt EXIT 2 37.Os 38.Sh NAME 39.Nm _exit 40.Nd terminate the calling process 41.Sh LIBRARY 42.Lb libc 43.Sh SYNOPSIS 44.In unistd.h 45.Ft void 46.Fn _exit "int status" 47.Sh DESCRIPTION 48The 49.Fn _exit |
| 50function | 50system call |
| 51terminates a process with the following consequences: 52.Bl -bullet 53.It 54All of the descriptors open in the calling process are closed. 55This may entail delays, for example, waiting for output to drain; 56a process in this state may not be killed, as it is already dying. 57.It 58If the parent process of the calling process has an outstanding --- 39 unchanged lines hidden (view full) --- 98.Pp 99Most C programs call the library routine 100.Xr exit 3 , 101which flushes buffers, closes streams, unlinks temporary files, etc., 102before 103calling 104.Fn _exit . 105.Sh RETURN VALUES | 51terminates a process with the following consequences: 52.Bl -bullet 53.It 54All of the descriptors open in the calling process are closed. 55This may entail delays, for example, waiting for output to drain; 56a process in this state may not be killed, as it is already dying. 57.It 58If the parent process of the calling process has an outstanding --- 39 unchanged lines hidden (view full) --- 98.Pp 99Most C programs call the library routine 100.Xr exit 3 , 101which flushes buffers, closes streams, unlinks temporary files, etc., 102before 103calling 104.Fn _exit . 105.Sh RETURN VALUES |
| 106The |
|
| 106.Fn _exit | 107.Fn _exit |
| 108system call |
|
| 107can never return. 108.Sh SEE ALSO 109.Xr fork 2 , 110.Xr sigaction 2 , 111.Xr wait 2 , 112.Xr exit 3 113.Sh STANDARDS 114The 115.Fn _exit | 109can never return. 110.Sh SEE ALSO 111.Xr fork 2 , 112.Xr sigaction 2 , 113.Xr wait 2 , 114.Xr exit 3 115.Sh STANDARDS 116The 117.Fn _exit |
| 116function call is expected to conform to | 118system call is expected to conform to |
| 117.St -p1003.1-90 . 118.Sh HISTORY | 119.St -p1003.1-90 . 120.Sh HISTORY |
| 119An | 121The |
| 120.Fn _exit | 122.Fn _exit |
| 121function call appeared in | 123function appeared in |
| 122.At v7 . | 124.At v7 . |