1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _UAPI_ASM_X86_SIGNAL_H 3 #define _UAPI_ASM_X86_SIGNAL_H 4 5 #ifndef __ASSEMBLY__ 6 #include <linux/types.h> 7 #include <linux/time.h> 8 #include <linux/compiler.h> 9 10 /* Avoid too many header ordering problems. */ 11 struct siginfo; 12 13 #ifndef __KERNEL__ 14 /* Here we must cater to libcs that poke about in kernel headers. */ 15 16 #define NSIG 32 17 typedef unsigned long sigset_t; 18 19 #endif /* __KERNEL__ */ 20 #endif /* __ASSEMBLY__ */ 21 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 SIGIOT 6 30 #define SIGBUS 7 31 #define SIGFPE 8 32 #define SIGKILL 9 33 #define SIGUSR1 10 34 #define SIGSEGV 11 35 #define SIGUSR2 12 36 #define SIGPIPE 13 37 #define SIGALRM 14 38 #define SIGTERM 15 39 #define SIGSTKFLT 16 40 #define SIGCHLD 17 41 #define SIGCONT 18 42 #define SIGSTOP 19 43 #define SIGTSTP 20 44 #define SIGTTIN 21 45 #define SIGTTOU 22 46 #define SIGURG 23 47 #define SIGXCPU 24 48 #define SIGXFSZ 25 49 #define SIGVTALRM 26 50 #define SIGPROF 27 51 #define SIGWINCH 28 52 #define SIGIO 29 53 #define SIGPOLL SIGIO 54 /* 55 #define SIGLOST 29 56 */ 57 #define SIGPWR 30 58 #define SIGSYS 31 59 #define SIGUNUSED 31 60 61 /* These should not be considered constants from userland. */ 62 #define SIGRTMIN 32 63 #define SIGRTMAX _NSIG 64 65 #define SA_RESTORER 0x04000000 66 67 #define MINSIGSTKSZ 2048 68 #define SIGSTKSZ 8192 69 70 #include <asm-generic/signal-defs.h> 71 72 #ifndef __ASSEMBLY__ 73 74 75 # ifndef __KERNEL__ 76 /* Here we must cater to libcs that poke about in kernel headers. */ 77 #ifdef __i386__ 78 79 struct sigaction { 80 union { 81 __sighandler_t _sa_handler; 82 void (*_sa_sigaction)(int, struct siginfo *, void *); 83 } _u; 84 sigset_t sa_mask; 85 unsigned long sa_flags; 86 void (*sa_restorer)(void); 87 }; 88 89 #define sa_handler _u._sa_handler 90 #define sa_sigaction _u._sa_sigaction 91 92 #else /* __i386__ */ 93 94 struct sigaction { 95 __sighandler_t sa_handler; 96 unsigned long sa_flags; 97 __sigrestore_t sa_restorer; 98 sigset_t sa_mask; /* mask last for extensibility */ 99 }; 100 101 #endif /* !__i386__ */ 102 # endif /* ! __KERNEL__ */ 103 104 typedef struct sigaltstack { 105 void __user *ss_sp; 106 int ss_flags; 107 size_t ss_size; 108 } stack_t; 109 110 #endif /* __ASSEMBLY__ */ 111 112 #endif /* _UAPI_ASM_X86_SIGNAL_H */ 113