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      1 /*	$NetBSD: signal.h,v 1.12 2021/10/28 11:25:02 christos Exp $	*/
      2 
      3 /*	$OpenBSD: signal.h,v 1.1 1998/06/23 19:45:27 mickey Exp $	*/
      4 
      5 /*
      6  * Copyright (c) 1994, The University of Utah and
      7  * the Computer Systems Laboratory at the University of Utah (CSL).
      8  * All rights reserved.
      9  *
     10  * Permission to use, copy, modify and distribute this software is hereby
     11  * granted provided that (1) source code retains these copyright, permission,
     12  * and disclaimer notices, and (2) redistributions including binaries
     13  * reproduce the notices in supporting documentation, and (3) all advertising
     14  * materials mentioning features or use of this software display the following
     15  * acknowledgement: ``This product includes software developed by the
     16  * Computer Systems Laboratory at the University of Utah.''
     17  *
     18  * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
     19  * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
     20  * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     21  *
     22  * CSL requests users of this software to return to csl-dist (at) cs.utah.edu any
     23  * improvements that they make and grant CSL redistribution rights.
     24  *
     25  * 	Utah $Hdr: signal.h 1.3 94/12/16$
     26  */
     27 
     28 #ifndef _HPPA_SIGNAL_H__
     29 #define _HPPA_SIGNAL_H__
     30 
     31 /*
     32  * Machine-dependent signal definitions
     33  */
     34 
     35 #include <sys/featuretest.h>
     36 #include <sys/sigtypes.h>
     37 
     38 typedef int sig_atomic_t;
     39 
     40 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
     41 #include <machine/trap.h>	/* codes for SIGILL, SIGFPE */
     42 #endif
     43 
     44 #if defined(_LIBC)
     45 #define	__HAVE_STRUCT_SIGCONTEXT
     46 /*
     47  * Information pushed on stack when a signal is delivered.
     48  * This is used by the kernel to restore state following
     49  * execution of the signal handler.  It is also made available
     50  * to the handler to allow it to restore state properly if
     51  * a non-standard exit is performed.
     52  */
     53 struct	sigcontext {
     54 	int	sc_onstack;		/* sigstack state to restore */
     55 	int	__sc_mask13;		/* signal mask to restore (old style) */
     56 	int	sc_sp;			/* sp to restore */
     57 	int	sc_fp;			/* fp to restore */
     58 	int	sc_ap;			/* ap to restore */
     59 	int	sc_pcsqh;		/* pc space queue (head) to restore */
     60 	int	sc_pcoqh;		/* pc offset queue (head) to restore */
     61 	int	sc_pcsqt;		/* pc space queue (tail) to restore */
     62 	int	sc_pcoqt;		/* pc offset queue (tail) to restore */
     63 	int	sc_ps;			/* psl to restore */
     64 	sigset_t sc_mask;		/* signal mask to restore (new style) */
     65 };
     66 #endif
     67 
     68 #endif /* _HPPA_SIGNAL_H__ */
     69