1/* $NetBSD: linux_signal.h,v 1.10 2015/11/14 13:29:35 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Eric Haszlakiewicz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32/* 33 * Whoever decided how linux would handle 34 * binary compatibility should be shot. 35 */ 36 37#ifndef _ALPHA_LINUX_SIGNAL_H 38#define _ALPHA_LINUX_SIGNAL_H 39 40#define LINUX_SIGHUP 1 41#define LINUX_SIGINT 2 42#define LINUX_SIGQUIT 3 43#define LINUX_SIGILL 4 44#define LINUX_SIGTRAP 5 45#define LINUX_SIGABRT 6 46#define LINUX_SIGEMT 7 47#define LINUX_SIGFPE 8 48#define LINUX_SIGKILL 9 49#define LINUX_SIGBUS 10 50#define LINUX_SIGSEGV 11 51#define LINUX_SIGSYS 12 52#define LINUX_SIGPIPE 13 53#define LINUX_SIGALRM 14 54#define LINUX_SIGTERM 15 55#define LINUX_SIGURG 16 56#define LINUX_SIGSTOP 17 57#define LINUX_SIGTSTP 18 58#define LINUX_SIGCONT 19 59#define LINUX_SIGCHLD 20 60#define LINUX_SIGTTIN 21 61#define LINUX_SIGTTOU 22 62#define LINUX_SIGIO 23 63#define LINUX_SIGXCPU 24 64#define LINUX_SIGXFSZ 25 65#define LINUX_SIGVTALRM 26 66#define LINUX_SIGPROF 27 67#define LINUX_SIGWINCH 28 68#define LINUX_SIGINFO 29 69#define LINUX_SIGUSR1 30 70#define LINUX_SIGUSR2 31 71 72#define LINUX_SIGIOT LINUX_SIGABRT 73#define LINUX_SIGPWR LINUX_SIGINFO 74#define LINUX_SIGPOLL LINUX_SIGIO 75 76/* Min/max real-time linux signal */ 77#define LINUX_SIGRTMIN 32 78#define LINUX_SIGRTMAX (LINUX__NSIG - 1) 79 80#define LINUX__NSIG 64 81#define LINUX__NSIG_BPW 64 82#define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW) 83#define LINUX_NSIG 32 84 85#define LINUX_MINSIGSTKSZ 4096 86 87/* sa_flags */ 88#define LINUX_SA_ONSTACK 0x00000001 89#define LINUX_SA_RESTART 0x00000002 90#define LINUX_SA_NOCLDSTOP 0x00000004 91#define LINUX_SA_NODEFER 0x00000008 92#define LINUX_SA_RESETHAND 0x00000010 93#define LINUX_SA_NOCLDWAIT 0x00000020 94#define LINUX_SA_SIGINFO 0x00000040 95 96#define LINUX_SA_NOMASK LINUX_SA_NODEFER 97#define LINUX_SA_ONESHOT LINUX_SA_RESETHAND 98#define LINUX_SA_INTERRUPT 0x20000000 /* Ignore this */ 99 100#define LINUX_SA_ALLBITS 0x2000007f 101 102#define LINUX_SIG_BLOCK 1 103#define LINUX_SIG_UNBLOCK 2 104#define LINUX_SIG_SETMASK 3 105 106typedef void (*linux_handler_t)(int); 107 108typedef u_long linux_old_sigset_t; 109typedef struct { 110 u_long sig[LINUX__NSIG_WORDS]; 111} linux_sigset_t; 112 113/* aka osf_sigaction in Linux sources. Note absence of sa_restorer */ 114struct linux_old_sigaction { 115 linux_handler_t linux_sa_handler; 116 linux_old_sigset_t linux_sa_mask; 117 int linux_sa_flags; 118}; 119 120/* Used in rt_* calls */ 121struct linux_sigaction { 122 linux_handler_t linux_sa_handler; 123 u_long linux_sa_flags; 124 linux_sigset_t linux_sa_mask; 125}; 126 127struct linux_k_sigaction { 128 struct linux_sigaction sa; 129 void (*k_sa_restorer)(void); 130}; 131 132typedef struct linux_sigaltstack { 133 void *ss_sp; 134 int ss_flags; 135 size_t ss_size; 136} linux_stack_t; 137 138#endif /* !_ALPHA_LINUX_SIGNAL_H */ 139