1#ifndef _ASMx8664_SIGNAL_H 2#define _ASMx8664_SIGNAL_H 3 4#ifndef __ASSEMBLY__ 5#include <linux/types.h> 6#include <linux/time.h> 7 8/* Avoid too many header ordering problems. */ 9struct siginfo; 10 11#ifdef __KERNEL__ 12#include <linux/linkage.h> 13/* Most things should be clean enough to redefine this at will, if care 14 is taken to make libc match. */ 15 16#define _NSIG 64 17#define _NSIG_BPW 64 18#define _NSIG_WORDS (_NSIG / _NSIG_BPW) 19 20typedef unsigned long old_sigset_t; /* at least 32 bits */ 21 22typedef struct { 23 unsigned long sig[_NSIG_WORDS]; 24} sigset_t; 25 26 27#else 28/* Here we must cater to libcs that poke about in kernel headers. */ 29 30#define NSIG 32 31typedef unsigned long sigset_t; 32 33#endif /* __KERNEL__ */ 34#endif 35 36#define SIGHUP 1 37#define SIGINT 2 38#define SIGQUIT 3 39#define SIGILL 4 40#define SIGTRAP 5 41#define SIGABRT 6 42#define SIGIOT 6 43#define SIGBUS 7 44#define SIGFPE 8 45#define SIGKILL 9 46#define SIGUSR1 10 47#define SIGSEGV 11 48#define SIGUSR2 12 49#define SIGPIPE 13 50#define SIGALRM 14 51#define SIGTERM 15 52#define SIGSTKFLT 16 53#define SIGCHLD 17 54#define SIGCONT 18 55#define SIGSTOP 19 56#define SIGTSTP 20 57#define SIGTTIN 21 58#define SIGTTOU 22 59#define SIGURG 23 60#define SIGXCPU 24 61#define SIGXFSZ 25 62#define SIGVTALRM 26 63#define SIGPROF 27 64#define SIGWINCH 28 65#define SIGIO 29 66#define SIGPOLL SIGIO 67/* 68#define SIGLOST 29 69*/ 70#define SIGPWR 30 71#define SIGSYS 31 72#define SIGUNUSED 31 73 74/* These should not be considered constants from userland. */ 75#define SIGRTMIN 32 76#define SIGRTMAX _NSIG 77 78/* 79 * SA_FLAGS values: 80 * 81 * SA_ONSTACK indicates that a registered stack_t will be used. 82 * SA_RESTART flag to get restarting signals (which were the default long ago) 83 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 84 * SA_RESETHAND clears the handler when the signal is delivered. 85 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 86 * SA_NODEFER prevents the current signal from being masked in the handler. 87 * 88 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 89 * Unix names RESETHAND and NODEFER respectively. 90 */ 91#define SA_NOCLDSTOP 0x00000001 92#define SA_NOCLDWAIT 0x00000002 93#define SA_SIGINFO 0x00000004 94#define SA_ONSTACK 0x08000000 95#define SA_RESTART 0x10000000 96#define SA_NODEFER 0x40000000 97#define SA_RESETHAND 0x80000000 98 99#define SA_NOMASK SA_NODEFER 100#define SA_ONESHOT SA_RESETHAND 101 102#define SA_RESTORER 0x04000000 103 104/* 105 * sigaltstack controls 106 */ 107#define SS_ONSTACK 1 108#define SS_DISABLE 2 109 110#define MINSIGSTKSZ 2048 111#define SIGSTKSZ 8192 112 113#include <asm-generic/signal.h> 114 115#ifndef __ASSEMBLY__ 116 117struct sigaction { 118 __sighandler_t sa_handler; 119 unsigned long sa_flags; 120 __sigrestore_t sa_restorer; 121 sigset_t sa_mask; /* mask last for extensibility */ 122}; 123 124struct k_sigaction { 125 struct sigaction sa; 126}; 127 128typedef struct sigaltstack { 129 void __user *ss_sp; 130 int ss_flags; 131 size_t ss_size; 132} stack_t; 133 134#ifdef __KERNEL__ 135#include <asm/sigcontext.h> 136 137#undef __HAVE_ARCH_SIG_BITOPS 138#endif 139 140#define ptrace_signal_deliver(regs, cookie) do { } while (0) 141 142#endif /* __KERNEL__ */ 143 144#endif 145