2011-12-07 15:25:48 +00:00
|
|
|
.\" Copyright (c) 2011 David Chisnall
|
|
|
|
.\" All rights reserved.
|
2017-05-23 07:14:46 +00:00
|
|
|
.\"
|
2011-12-07 15:25:48 +00:00
|
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
|
|
.\" modification, are permitted provided that the following conditions
|
|
|
|
.\" are met:
|
|
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
|
|
.\" documentation and/or other materials provided with the distribution.
|
2017-05-23 07:14:46 +00:00
|
|
|
.\"
|
2011-12-07 15:25:48 +00:00
|
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
.\" SUCH DAMAGE.
|
2017-05-23 07:14:46 +00:00
|
|
|
.\"
|
2011-12-07 15:25:48 +00:00
|
|
|
.\" $FreeBSD$
|
2011-12-07 21:02:35 +00:00
|
|
|
.\"
|
2017-11-04 10:52:58 +00:00
|
|
|
.Dd November 4, 2017
|
2011-12-07 15:25:48 +00:00
|
|
|
.Dt QUICK_EXIT 3
|
|
|
|
.Os
|
|
|
|
.Sh NAME
|
|
|
|
.Nm quick_exit
|
2011-12-07 21:02:35 +00:00
|
|
|
.Nd exits a program quickly, running minimal cleanup
|
2011-12-07 15:25:48 +00:00
|
|
|
.Sh LIBRARY
|
|
|
|
.Lb libc
|
|
|
|
.Sh SYNOPSIS
|
|
|
|
.In stdlib.h
|
|
|
|
.Ft _Noreturn void
|
2014-12-13 21:13:28 +00:00
|
|
|
.Fn quick_exit "int status"
|
2011-12-07 15:25:48 +00:00
|
|
|
.Sh DESCRIPTION
|
|
|
|
The
|
|
|
|
.Fn quick_exit
|
|
|
|
function exits the program quickly calling any cleanup functions registered
|
|
|
|
with
|
|
|
|
.Xr at_quick_exit 3
|
|
|
|
but not any C++ destructors or cleanup code registered with
|
|
|
|
.Xr atexit 3 .
|
2017-11-04 10:52:58 +00:00
|
|
|
The
|
|
|
|
.Xr stdio 3
|
|
|
|
file buffers are not flushed.
|
|
|
|
.Pp
|
|
|
|
The function
|
|
|
|
.Fn quick_exit
|
|
|
|
is
|
|
|
|
.Em async-signal safe
|
|
|
|
when the functions registered with
|
|
|
|
.Xr at_quick_exit 3
|
|
|
|
are.
|
2011-12-07 21:02:35 +00:00
|
|
|
.Sh RETURN VALUES
|
|
|
|
The
|
|
|
|
.Fn quick_exit
|
|
|
|
function does not return.
|
2011-12-07 15:25:48 +00:00
|
|
|
.Sh SEE ALSO
|
2011-12-07 21:02:35 +00:00
|
|
|
.Xr at_quick_exit 3 ,
|
|
|
|
.Xr exit 3
|
2011-12-07 15:25:48 +00:00
|
|
|
.Sh STANDARDS
|
|
|
|
The
|
|
|
|
.Fn quick_exit
|
2012-07-26 12:04:11 +00:00
|
|
|
function conforms to
|
|
|
|
.St -isoC-2011 .
|