Home | History | Annotate | Line # | Download | only in include
signal.h revision 1.1 
      1 /*
      2  * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by the University of
     16  *	California, Berkeley and its contributors.
     17  * 4. Neither the name of the University nor the names of its contributors
     18  *    may be used to endorse or promote products derived from this software
     19  *    without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  *
     33  *	from: @(#)signal.h	7.16 (Berkeley) 3/17/91
     34  *	$Id: signal.h,v 1.1 1993/11/23 05:28:59 glass Exp $
     35  */
     36 
     37 #ifndef _MACHINE_SIGNAL_H_
     38 #define _MACHINE_SIGNAL_H_
     39 
     40 typedef int sig_atomic_t;
     41 
     42 /*
     43  * Get the "code" values
     44  */
     45 #include <machine/trap.h>
     46 
     47 /*
     48  * Information pushed on stack when a signal is delivered.
     49  * This is used by the kernel to restore state following
     50  * execution of the signal handler.  It is also made available
     51  * to the handler to allow it to restore state properly if
     52  * a non-standard exit is performed.
     53  */
     54 struct	sigcontext {
     55 	int	sc_onstack;		/* sigstack state to restore */
     56 	int	sc_mask;		/* signal mask to restore */
     57 	int	sc_sp;			/* sp to restore */
     58 	int	sc_fp;			/* fp to restore */
     59 	int	sc_ap;			/* ap to restore */
     60 	int	sc_pc;			/* pc to restore */
     61 	int	sc_ps;			/* psl to restore */
     62 };
     63 
     64 #endif	/* _MACHINE_SIGNAL_H_ */
     65