1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2#ifndef _UAPI_ASMAXP_SIGNAL_H 3#define _UAPI_ASMAXP_SIGNAL_H 4 5#include <linux/types.h> 6 7/* Avoid too many header ordering problems. */ 8struct siginfo; 9 10#ifndef __KERNEL__ 11/* Here we must cater to libcs that poke about in kernel headers. */ 12 13#define NSIG 32 14typedef unsigned long sigset_t; 15 16#endif /* __KERNEL__ */ 17 18 19/* 20 * Linux/AXP has different signal numbers that Linux/i386: I'm trying 21 * to make it OSF/1 binary compatible, at least for normal binaries. 22 */ 23#define SIGHUP 1 24#define SIGINT 2 25#define SIGQUIT 3 26#define SIGILL 4 27#define SIGTRAP 5 28#define SIGABRT 6 29#define SIGEMT 7 30#define SIGFPE 8 31#define SIGKILL 9 32#define SIGBUS 10 33#define SIGSEGV 11 34#define SIGSYS 12 35#define SIGPIPE 13 36#define SIGALRM 14 37#define SIGTERM 15 38#define SIGURG 16 39#define SIGSTOP 17 40#define SIGTSTP 18 41#define SIGCONT 19 42#define SIGCHLD 20 43#define SIGTTIN 21 44#define SIGTTOU 22 45#define SIGIO 23 46#define SIGXCPU 24 47#define SIGXFSZ 25 48#define SIGVTALRM 26 49#define SIGPROF 27 50#define SIGWINCH 28 51#define SIGINFO 29 52#define SIGUSR1 30 53#define SIGUSR2 31 54 55#define SIGPOLL SIGIO 56#define SIGPWR SIGINFO 57#define SIGIOT SIGABRT 58 59/* These should not be considered constants from userland. */ 60#define SIGRTMIN 32 61#define SIGRTMAX _NSIG 62 63#define SA_ONSTACK 0x00000001 64#define SA_RESTART 0x00000002 65#define SA_NOCLDSTOP 0x00000004 66#define SA_NODEFER 0x00000008 67#define SA_RESETHAND 0x00000010 68#define SA_NOCLDWAIT 0x00000020 69#define SA_SIGINFO 0x00000040 70 71#define SA_ONESHOT SA_RESETHAND 72#define SA_NOMASK SA_NODEFER 73 74#define MINSIGSTKSZ 4096 75#define SIGSTKSZ 16384 76 77#define SIG_BLOCK 1 /* for blocking signals */ 78#define SIG_UNBLOCK 2 /* for unblocking signals */ 79#define SIG_SETMASK 3 /* for setting the signal mask */ 80 81#include <asm-generic/signal-defs.h> 82 83#ifndef __KERNEL__ 84/* Here we must cater to libcs that poke about in kernel headers. */ 85 86struct sigaction { 87 union { 88 __sighandler_t _sa_handler; 89 void (*_sa_sigaction)(int, struct siginfo *, void *); 90 } _u; 91 sigset_t sa_mask; 92 int sa_flags; 93}; 94 95#define sa_handler _u._sa_handler 96#define sa_sigaction _u._sa_sigaction 97 98#endif /* __KERNEL__ */ 99 100typedef struct sigaltstack { 101 void __user *ss_sp; 102 int ss_flags; 103 size_t ss_size; 104} stack_t; 105 106/* sigstack(2) is deprecated, and will be withdrawn in a future version 107 of the X/Open CAE Specification. Use sigaltstack instead. It is only 108 implemented here for OSF/1 compatibility. */ 109 110struct sigstack { 111 void __user *ss_sp; 112 int ss_onstack; 113}; 114 115 116#endif /* _UAPI_ASMAXP_SIGNAL_H */ 117