1 /* $NetBSD: linux_signal.h,v 1.7 2005/12/11 12:20:12 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Whoever decided how linux would handle 41 * binary compatibility should be shot. 42 */ 43 44 #ifndef _ALPHA_LINUX_SIGNAL_H 45 #define _ALPHA_LINUX_SIGNAL_H 46 47 #define LINUX_SIGHUP 1 48 #define LINUX_SIGINT 2 49 #define LINUX_SIGQUIT 3 50 #define LINUX_SIGILL 4 51 #define LINUX_SIGTRAP 5 52 #define LINUX_SIGABRT 6 53 #define LINUX_SIGEMT 7 54 #define LINUX_SIGFPE 8 55 #define LINUX_SIGKILL 9 56 #define LINUX_SIGBUS 10 57 #define LINUX_SIGSEGV 11 58 #define LINUX_SIGSYS 12 59 #define LINUX_SIGPIPE 13 60 #define LINUX_SIGALRM 14 61 #define LINUX_SIGTERM 15 62 #define LINUX_SIGURG 16 63 #define LINUX_SIGSTOP 17 64 #define LINUX_SIGTSTP 18 65 #define LINUX_SIGCONT 19 66 #define LINUX_SIGCHLD 20 67 #define LINUX_SIGTTIN 21 68 #define LINUX_SIGTTOU 22 69 #define LINUX_SIGIO 23 70 #define LINUX_SIGXCPU 24 71 #define LINUX_SIGXFSZ 25 72 #define LINUX_SIGVTALRM 26 73 #define LINUX_SIGPROF 27 74 #define LINUX_SIGWINCH 28 75 #define LINUX_SIGINFO 29 76 #define LINUX_SIGUSR1 30 77 #define LINUX_SIGUSR2 31 78 79 #define LINUX_SIGIOT LINUX_SIGABRT 80 #define LINUX_SIGPWR LINUX_SIGINFO 81 #define LINUX_SIGPOLL LINUX_SIGIO 82 83 /* Min/max real-time linux signal */ 84 #define LINUX_SIGRTMIN 32 85 #define LINUX_SIGRTMAX (LINUX__NSIG - 1) 86 87 #define LINUX__NSIG 64 88 #define LINUX__NSIG_BPW 64 89 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW) 90 #define LINUX_NSIG 32 91 92 #define LINUX_MINSIGSTKSZ 4096 93 94 /* sa_flags */ 95 #define LINUX_SA_ONSTACK 0x00000001 96 #define LINUX_SA_RESTART 0x00000002 97 #define LINUX_SA_NOCLDSTOP 0x00000004 98 #define LINUX_SA_NODEFER 0x00000008 99 #define LINUX_SA_RESETHAND 0x00000010 100 #define LINUX_SA_NOCLDWAIT 0x00000020 101 #define LINUX_SA_SIGINFO 0x00000040 102 #define LINUX_SA_RESTORER 0x04000000 103 104 #define LINUX_SA_NOMASK LINUX_SA_NODEFER 105 #define LINUX_SA_ONESHOT LINUX_SA_RESETHAND 106 #define LINUX_SA_INTERRUPT 0x20000000 /* Ignore this */ 107 108 #define LINUX_SA_ALLBITS 0x2400007f 109 110 #define LINUX_SIG_BLOCK 1 111 #define LINUX_SIG_UNBLOCK 2 112 #define LINUX_SIG_SETMASK 3 113 114 typedef void (*linux_handler_t) __P((int)); 115 116 typedef u_long linux_old_sigset_t; 117 typedef struct { 118 u_long sig[LINUX__NSIG_WORDS]; 119 } linux_sigset_t; 120 121 /* aka osf_sigaction in Linux sources. Note absence of sa_restorer */ 122 struct linux_old_sigaction { 123 linux_handler_t linux_sa_handler; 124 linux_old_sigset_t linux_sa_mask; 125 int linux_sa_flags; 126 }; 127 128 /* Used in rt_* calls */ 129 struct linux_sigaction { 130 linux_handler_t linux_sa_handler; 131 u_long linux_sa_flags; 132 linux_sigset_t linux_sa_mask; 133 }; 134 135 struct linux_k_sigaction { 136 struct linux_sigaction sa; 137 void (*k_sa_restorer) __P((void)); 138 }; 139 140 typedef struct linux_sigaltstack { 141 void *ss_sp; 142 int ss_flags; 143 size_t ss_size; 144 } linux_stack_t; 145 146 #endif /* !_ALPHA_LINUX_SIGNAL_H */ 147