usr/src/lib/libc/stdlib/exit.c

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)exit.c      5.4 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */

#include <stdlib.h>
#include <unistd.h>
#include "atexit.h"

void (*__cleanup)();

/*
 * Exit, flushing stdio buffers if necessary.
 */
void
exit(status)
        int status;
{
        register struct atexit *p;
        register int n;

        for (p = __atexit; p; p = p->next)
                for (n = p->ind; --n >= 0;)
                        (*p->fns[n])();
        if (__cleanup)
                (*__cleanup)();
        _exit(status);
}