1#ifndef _ASM_X86_SIGNAL_H 2#define _ASM_X86_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/* 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 /* __ASSEMBLY__ */ 17 18#define SIGHUP 1 19#define SIGINT 2 20#define SIGQUIT 3 21#define SIGILL 4 22#define SIGTRAP 5 23#define SIGABRT 6 24#define SIGIOT 6 25#define SIGBUS 7 26#define SIGFPE 8 27#define SIGKILL 9 28#define SIGUSR1 10 29#define SIGSEGV 11 30#define SIGUSR2 12 31#define SIGPIPE 13 32#define SIGALRM 14 33#define SIGTERM 15 34#define SIGSTKFLT 16 35#define SIGCHLD 17 36#define SIGCONT 18 37#define SIGSTOP 19 38#define SIGTSTP 20 39#define SIGTTIN 21 40#define SIGTTOU 22 41#define SIGURG 23 42#define SIGXCPU 24 43#define SIGXFSZ 25 44#define SIGVTALRM 26 45#define SIGPROF 27 46#define SIGWINCH 28 47#define SIGIO 29 48#define SIGPOLL SIGIO 49/* 50#define SIGLOST 29 51*/ 52#define SIGPWR 30 53#define SIGSYS 31 54#define SIGUNUSED 31 55 56/* These should not be considered constants from userland. */ 57#define SIGRTMIN 32 58#define SIGRTMAX _NSIG 59 60/* 61 * SA_FLAGS values: 62 * 63 * SA_ONSTACK indicates that a registered stack_t will be used. 64 * SA_RESTART flag to get restarting signals (which were the default long ago) 65 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 66 * SA_RESETHAND clears the handler when the signal is delivered. 67 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 68 * SA_NODEFER prevents the current signal from being masked in the handler. 69 * 70 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 71 * Unix names RESETHAND and NODEFER respectively. 72 */ 73#define SA_NOCLDSTOP 0x00000001u 74#define SA_NOCLDWAIT 0x00000002u 75#define SA_SIGINFO 0x00000004u 76#define SA_ONSTACK 0x08000000u 77#define SA_RESTART 0x10000000u 78#define SA_NODEFER 0x40000000u 79#define SA_RESETHAND 0x80000000u 80 81#define SA_NOMASK SA_NODEFER 82#define SA_ONESHOT SA_RESETHAND 83 84#define SA_RESTORER 0x04000000 85 86/* 87 * sigaltstack controls 88 */ 89#define SS_ONSTACK 1 90#define SS_DISABLE 2 91 92#define MINSIGSTKSZ 2048 93#define SIGSTKSZ 8192 94 95#include <asm-generic/signal.h> 96 97#ifndef __ASSEMBLY__ 98 99#ifdef __i386__ 100/* Here we must cater to libcs that poke about in kernel headers. */ 101 102struct sigaction { 103 union { 104 __sighandler_t _sa_handler; 105 void (*_sa_sigaction)(int, struct siginfo *, void *); 106 } _u; 107 sigset_t sa_mask; 108 unsigned long sa_flags; 109 void (*sa_restorer)(void); 110}; 111 112#define sa_handler _u._sa_handler 113#define sa_sigaction _u._sa_sigaction 114 115#else /* __i386__ */ 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}; 127 128#endif /* !__i386__ */ 129 130typedef struct sigaltstack { 131 void *ss_sp; 132 int ss_flags; 133 size_t ss_size; 134} stack_t; 135 136#endif /* __ASSEMBLY__ */ 137 138#endif 139