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. */ 9 struct 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 19 typedef unsigned long old_sigset_t; /* at least 32 bits */ 20 21 typedef 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 29 typedef 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-defs.h> 111 112 #ifdef __KERNEL__ 113 struct old_sigaction { 114 __sighandler_t sa_handler; 115 old_sigset_t sa_mask; 116 unsigned long sa_flags; 117 __sigrestore_t sa_restorer; 118 }; 119 120 struct 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 }; 126 127 struct k_sigaction { 128 struct sigaction sa; 129 }; 130 #else 131 /* Here we must cater to libcs that poke about in kernel headers. */ 132 133 struct 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__ */ 147 148 typedef 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 158 159 struct pt_regs; 160 161 #define ptrace_signal_deliver(regs, cookie) do { } while (0) 162 163 #endif /* __KERNEL__ */ 164 165 #endif /* _ASM_M32R_SIGNAL_H */ 166