exit.c

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/*
 * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
 * See the copyright notice in the ACK home directory, in the file "Copyright".
 */
/* $Header: /opt/proj/minix/cvsroot/src/lib/ansi/exit.c,v 1.1.1.1 2005/04/21 14:56:04 beng Exp $ */

#include        <stdio.h>
#include        <stdlib.h>

#define NEXITS  32

void (*__functab[NEXITS])(void);
int __funccnt = 0;

extern void _exit(int);

/* only flush output buffers when necessary */
int (*_clean)(void) = NULL;

static void
_calls(void)
{
        register int i = __funccnt;
        
        /* "Called in reversed order of their registration" */
        while (--i >= 0)
                (*__functab[i])();
}

void
exit(int status)
{
        _calls();
        if (_clean) _clean();
        _exit(status) ;
}

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