1#ifndef _ASM_M32R_SIGNAL_H 2#define _ASM_M32R_SIGNAL_H 3 4#include <linux/types.h> 5#include <linux/time.h> 6#include <linux/compiler.h> 7 8/* Avoid too many header ordering problems. */ 9struct siginfo; 10 11#ifdef __KERNEL__ 12/* Most things should be clean enough to redefine this at will, if care 13 is taken to make libc match. */ 14 15#define _NSIG 64 16#define _NSIG_BPW 32 17#define _NSIG_WORDS (_NSIG / _NSIG_BPW) 18 19typedef unsigned long old_sigset_t; /* at least 32 bits */ 20 21typedef struct { 22 unsigned long sig[_NSIG_WORDS]; 23} sigset_t; 24 25#else 26/* Here we must cater to libcs that poke about in kernel headers. */ 27 28#define NSIG 32 29typedef unsigned long sigset_t; 30 31#endif /* __KERNEL__ */ 32 33#define SIGHUP 1 34#define SIGINT 2 35#define SIGQUIT 3 36#define SIGILL 4 37#define SIGTRAP 5 38#define SIGABRT 6 39#define SIGIOT 6 40#define SIGBUS 7 41#define SIGFPE 8 42#define SIGKILL 9 43#define SIGUSR1 10 44#define SIGSEGV 11 45#define SIGUSR2 12 46#define SIGPIPE 13 47#define SIGALRM 14 48#define SIGTERM 15 49#define SIGSTKFLT 16 50#define SIGCHLD 17 51#define SIGCONT 18 52#define SIGSTOP 19 53#define SIGTSTP 20 54#define SIGTTIN 21 55#define SIGTTOU 22 56#define SIGURG 23 57#define SIGXCPU 24 58#define SIGXFSZ 25 59#define SIGVTALRM 26 60#define SIGPROF 27 61#define SIGWINCH 28 62#define SIGIO 29 63#define SIGPOLL SIGIO 64/* 65#define SIGLOST 29 66*/ 67#define SIGPWR 30 68#define SIGSYS 31 69#define SIGUNUSED 31 70 71/* These should not be considered constants from userland. */ 72#define SIGRTMIN 32 73#define SIGRTMAX _NSIG 74 75/* 76 * SA_FLAGS values: 77 * 78 * SA_ONSTACK indicates that a registered stack_t will be used. 79 * SA_RESTART flag to get restarting signals (which were the default long ago) 80 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 81 * SA_RESETHAND clears the handler when the signal is delivered. 82 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 83 * SA_NODEFER prevents the current signal from being masked in the handler. 84 * 85 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 86 * Unix names RESETHAND and NODEFER respectively. 87 */ 88#define SA_NOCLDSTOP 0x00000001u 89#define SA_NOCLDWAIT 0x00000002u 90#define SA_SIGINFO 0x00000004u 91#define SA_ONSTACK 0x08000000u 92#define SA_RESTART 0x10000000u 93#define SA_NODEFER 0x40000000u 94#define SA_RESETHAND 0x80000000u 95 96#define SA_NOMASK SA_NODEFER 97#define SA_ONESHOT SA_RESETHAND 98 99#define SA_RESTORER 0x04000000 100 101/* 102 * sigaltstack controls 103 */ 104#define SS_ONSTACK 1 105#define SS_DISABLE 2 106 107#define MINSIGSTKSZ 2048 108#define SIGSTKSZ 8192 109 110#include <asm-generic/signal.h> 111 112#ifdef __KERNEL__ 113struct old_sigaction { 114 __sighandler_t sa_handler; 115 old_sigset_t sa_mask; 116 unsigned long sa_flags; 117 __sigrestore_t sa_restorer; 118}; 119 120struct sigaction { 121 __sighandler_t sa_handler; 122 unsigned long sa_flags; 123 __sigrestore_t sa_restorer; 124 sigset_t sa_mask; /* mask last for extensibility */ 125}; 126 127struct k_sigaction { 128 struct sigaction sa; 129}; 130#else 131/* Here we must cater to libcs that poke about in kernel headers. */ 132 133struct sigaction { 134 union { 135 __sighandler_t _sa_handler; 136 void (*_sa_sigaction)(int, struct siginfo *, void *); 137 } _u; 138 sigset_t sa_mask; 139 unsigned long sa_flags; 140 void (*sa_restorer)(void); 141}; 142 143#define sa_handler _u._sa_handler 144#define sa_sigaction _u._sa_sigaction 145 146#endif /* __KERNEL__ */ 147 148typedef struct sigaltstack { 149 void __user *ss_sp; 150 int ss_flags; 151 size_t ss_size; 152} stack_t; 153 154#ifdef __KERNEL__ 155#include <asm/sigcontext.h> 156 157#undef __HAVE_ARCH_SIG_BITOPS 158 159struct pt_regs; 160extern int do_signal(struct pt_regs *regs, sigset_t *oldset); 161 162#define ptrace_signal_deliver(regs, cookie) do { } while (0) 163 164#endif /* __KERNEL__ */ 165 166#endif /* _ASM_M32R_SIGNAL_H */ 167