usr/src/pgrm/dbx/cerror.sun.s

/*
 * Copyright (c) 1983 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that: (1) source distributions retain this entire copyright
 * notice and comment, and (2) distributions including binaries display
 * the following acknowledgement:  ``This product includes software
 * developed by the University of California, Berkeley and its contributors''
 * in the documentation or other materials provided with the distribution
 * and in all advertising materials mentioning features or use of this
 * software. Neither the name of the University nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *      @(#)cerror.sun.s        5.3 (Berkeley) 6/1/90
 */

/*
 * 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".
 */

.data
.globl  _errno
_errno:
        .long   0
.text

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

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

__mycerror:
        rts