1 /* $NetBSD: signal.h,v 1.11 2003/09/29 21:04:53 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)signal.h 7.16 (Berkeley) 3/17/91 32 */ 33 34 /* All bugs are subject to removal without further notice */ 35 36 #ifndef _VAX_SIGNAL_H_ 37 #define _VAX_SIGNAL_H_ 38 39 #include <sys/featuretest.h> 40 41 typedef int sig_atomic_t; 42 43 #define __HAVE_SIGINFO 44 45 #if defined(_NETBSD_SOURCE) 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 #if defined(__LIBC12_SOURCE__) || defined(_KERNEL) 54 struct sigcontext13 { 55 int sc_onstack; /* sigstack state to restore */ 56 int sc_mask; /* signal mask to restore (old style) */ 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 #endif /* __LIBC12_SOURCE__ || _KERNEL */ 64 65 struct sigcontext { 66 int sc_onstack; /* sigstack state to restore */ 67 int __sc_mask13; /* signal mask to restore (old style) */ 68 int sc_sp; /* sp to restore */ 69 int sc_fp; /* fp to restore */ 70 int sc_ap; /* ap to restore */ 71 int sc_pc; /* pc to restore */ 72 int sc_ps; /* psl to restore */ 73 sigset_t sc_mask; /* signal mask to restore (new style) */ 74 }; 75 76 #ifdef _KERNEL 77 void sendsig_context(int, const sigset_t *, u_long); 78 79 #ifdef COMPAT_16 80 #define SIGTRAMP_VALID(vers) ((vers) <= 3 && (vers) != 1) 81 #else 82 #define SIGTRAMP_VALID(vers) ((vers) == 3) 83 #endif 84 85 #endif /* _KERNEL */ 86 87 #endif /* _NETBSD_SOURCE */ 88 #endif /* !_VAX_SIGNAL_H_ */ 89