1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2/* 3 * Modified 1998-2001, 2003 4 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co 5 * 6 * Unfortunately, this file is being included by bits/signal.h in 7 * glibc-2.x. Hence the #ifdef __KERNEL__ ugliness. 8 */ 9#ifndef _UAPI_ASM_IA64_SIGNAL_H 10#define _UAPI_ASM_IA64_SIGNAL_H 11 12 13#define SIGHUP 1 14#define SIGINT 2 15#define SIGQUIT 3 16#define SIGILL 4 17#define SIGTRAP 5 18#define SIGABRT 6 19#define SIGIOT 6 20#define SIGBUS 7 21#define SIGFPE 8 22#define SIGKILL 9 23#define SIGUSR1 10 24#define SIGSEGV 11 25#define SIGUSR2 12 26#define SIGPIPE 13 27#define SIGALRM 14 28#define SIGTERM 15 29#define SIGSTKFLT 16 30#define SIGCHLD 17 31#define SIGCONT 18 32#define SIGSTOP 19 33#define SIGTSTP 20 34#define SIGTTIN 21 35#define SIGTTOU 22 36#define SIGURG 23 37#define SIGXCPU 24 38#define SIGXFSZ 25 39#define SIGVTALRM 26 40#define SIGPROF 27 41#define SIGWINCH 28 42#define SIGIO 29 43#define SIGPOLL SIGIO 44/* 45#define SIGLOST 29 46*/ 47#define SIGPWR 30 48#define SIGSYS 31 49/* signal 31 is no longer "unused", but the SIGUNUSED macro remains for backwards compatibility */ 50#define SIGUNUSED 31 51 52/* These should not be considered constants from userland. */ 53#define SIGRTMIN 32 54#define SIGRTMAX _NSIG 55 56/* 57 * SA_FLAGS values: 58 * 59 * SA_ONSTACK indicates that a registered stack_t will be used. 60 * SA_RESTART flag to get restarting signals (which were the default long ago) 61 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 62 * SA_RESETHAND clears the handler when the signal is delivered. 63 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 64 * SA_NODEFER prevents the current signal from being masked in the handler. 65 * 66 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 67 * Unix names RESETHAND and NODEFER respectively. 68 */ 69#define SA_NOCLDSTOP 0x00000001 70#define SA_NOCLDWAIT 0x00000002 71#define SA_SIGINFO 0x00000004 72#define SA_ONSTACK 0x08000000 73#define SA_RESTART 0x10000000 74#define SA_NODEFER 0x40000000 75#define SA_RESETHAND 0x80000000 76 77#define SA_NOMASK SA_NODEFER 78#define SA_ONESHOT SA_RESETHAND 79 80#define SA_RESTORER 0x04000000 81 82/* 83 * The minimum stack size needs to be fairly large because we want to 84 * be sure that an app compiled for today's CPUs will continue to run 85 * on all future CPU models. The CPU model matters because the signal 86 * frame needs to have space for the complete machine state, including 87 * all physical stacked registers. The number of physical stacked 88 * registers is CPU model dependent, but given that the width of 89 * ar.rsc.loadrs is 14 bits, we can assume that they'll never take up 90 * more than 16KB of space. 91 */ 92#if 1 93 /* 94 * This is a stupid typo: the value was _meant_ to be 131072 (0x20000), but I typed it 95 * in wrong. ;-( To preserve backwards compatibility, we leave the kernel at the 96 * incorrect value and fix libc only. 97 */ 98# define MINSIGSTKSZ 131027 /* min. stack size for sigaltstack() */ 99#else 100# define MINSIGSTKSZ 131072 /* min. stack size for sigaltstack() */ 101#endif 102#define SIGSTKSZ 262144 /* default stack size for sigaltstack() */ 103 104 105#include <asm-generic/signal-defs.h> 106 107# ifndef __ASSEMBLY__ 108 109# include <linux/types.h> 110 111/* Avoid too many header ordering problems. */ 112struct siginfo; 113 114typedef struct sigaltstack { 115 void __user *ss_sp; 116 int ss_flags; 117 size_t ss_size; 118} stack_t; 119 120 121# endif /* !__ASSEMBLY__ */ 122#endif /* _UAPI_ASM_IA64_SIGNAL_H */ 123