freebsd-skq/lib/libc/gen/posix_spawn_file_actions_init.3
bapt 2cd08a1172 use .Mt to mark up email addresses consistently (part4)
PR:		191174
Submitted by:	Franco Fichtner  <franco at lastsummer.de>
2014-06-23 08:25:03 +00:00

105 lines
3.8 KiB
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.\" Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org>
.\" All rights reserved.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" Portions of this text are reprinted and reproduced in electronic form
.\" from IEEE Std 1003.1, 2004 Edition, Standard for Information Technology --
.\" Portable Operating System Interface (POSIX), The Open Group Base
.\" Specifications Issue 6, Copyright (C) 2001-2004 by the Institute of
.\" Electrical and Electronics Engineers, Inc and The Open Group. In the
.\" event of any discrepancy between this version and the original IEEE and
.\" The Open Group Standard, the original IEEE and The Open Group Standard is
.\" the referee document. The original Standard can be obtained online at
.\" http://www.opengroup.org/unix/online.html.
.\"
.\" $FreeBSD$
.\"
.Dd March 24, 2008
.Dt POSIX_SPAWN_FILE_ACTIONS_INIT 3
.Os
.Sh NAME
.Nm posix_spawn_file_actions_init ,
.Nm posix_spawn_file_actions_destroy
.Nd "initialize and destroy spawn file actions object"
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In spawn.h
.Ft int
.Fn posix_spawn_file_actions_init "posix_spawn_file_actions_t * file_actions"
.Ft int
.Fn posix_spawn_file_actions_destroy "posix_spawn_file_actions_t * file_actions"
.Sh DESCRIPTION
The
.Fn posix_spawn_file_actions_init
function initialize the object referenced by
.Fn file_actions
to contain no file actions for
.Fn posix_spawn
or
.Fn posix_spawnp .
Initializing an already initialized spawn file actions object may cause
memory to be leaked.
.Pp
The
.Fn posix_spawn_file_actions_destroy
function destroy the object referenced by
.Fa file_actions ;
the object becomes, in effect, uninitialized.
A destroyed spawn file actions object can be reinitialized using
.Fn posix_spawn_file_actions_init .
The object should not be used after it has been destroyed.
.Sh RETURN VALUES
Upon successful completion, these functions return zero;
otherwise, an error number is returned to indicate the error.
.Sh ERRORS
The
.Fn posix_spawn_file_actions_init
function will fail if:
.Bl -tag -width Er
.It Bq Er ENOMEM
Insufficient memory exists to initialize the spawn file actions object.
.El
.Sh SEE ALSO
.Xr posix_spawn 3 ,
.Xr posix_spawn_file_actions_addclose 3 ,
.Xr posix_spawn_file_actions_adddup2 3 ,
.Xr posix_spawn_file_actions_addopen 3 ,
.Xr posix_spawnp 3
.Sh STANDARDS
The
.Fn posix_spawn_file_actions_init
and
.Fn posix_spawn_file_actions_destroy
functions conform to
.St -p1003.1-2001 .
.Sh HISTORY
The
.Fn posix_spawn_file_actions_init
and
.Fn posix_spawn_file_actions_destroy
functions first appeared in
.Fx 8.0 .
.Sh AUTHORS
.An Ed Schouten Aq Mt ed@FreeBSD.org