Name
on_exit — register a function to be called at normal
process termination
Synopsis
#include <stdlib.h>
int
on_exit( |
void |
(*function)( int, void
*) , |
|
void * |
arg) ; |
DESCRIPTION
The on_exit
() function
registers the given function
to be called at normal
process termination, whether via exit(3) or via return from
the program's main
(). The
function
is passed
the argument to exit(3) and the arg
argument from on_exit
().
RETURN VALUE
The on_exit
() function
returns the value 0 if successful; otherwise it returns a
non-zero value.
CONFORMING TO
This function comes from SunOS 4, but is also present in
libc4, libc5 and glibc. It no longer occurs in Solaris (SunOS
5). Avoid this function, and use the standard atexit(3) instead.
SEE ALSO
_exit(2), atexit(3), exit(3)
Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
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Since the Linux kernel and libraries are constantly changing, this
manual page may be incorrect or out-of-date. The author(s) assume no
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the use of the information contained herein. The author(s) may not
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Formatted or processed versions of this manual, if unaccompanied by
the source, must acknowledge the copyright and authors of this work.
References consulted:
Linux libc source code
Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
386BSD man pages
Modified 1993-04-02, David Metcalfe
Modified 1993-07-25, Rik Faith (faith@cs.unc.edu)
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