usr/src/old/dbx/cerror.iris.s

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *      @(#)cerror.iris.s       5.1 (Berkeley) %G%
 *
 * static char rcsid[] = "$Header: cerror.s,v 1.2 87/03/25 19:32:31 donn Exp $";
 *
 * modified version of cerror
 *
 * The idea is that every time an error occurs in a system call
 * I want a special function "syserr" called.  This function will
 * either print a message and exit or do nothing depending on
 * defaults and use of "onsyserr".
 */

.comm   _errno,4

.globl  cerror
cerror:
        movl    d0,_errno
        jbsr    _syserr         /* new code */
        moveq   #-1,d0
        rts

.globl  __mycerror              /* clumsy way to get this loaded */

__mycerror:
        rts