NAME
on_exit - register a function to be called at normal process termination
SYNOPSIS
#include <stdlib.h>
I int on_exit(void (* function )(int , void *), void * arg );
DESCRIPTION
The
R 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
R on_exit ().
RETURN VALUE
The
R 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
