1 #include <linux/signal.h> 2 3 #define SIGUNKNOWN 0 4 #define MAXMAPPED_SIG 35 5 /* provide a mapping of arch signal to internal signal # for mediation 6 * those that are always an alias SIGCLD for SIGCLHD and SIGPOLL for SIGIO 7 * map to the same entry those that may/or may not get a separate entry 8 */ 9 static const int sig_map[MAXMAPPED_SIG] = { 10 [0] = MAXMAPPED_SIG, /* existence test */ 11 [SIGHUP] = 1, 12 [SIGINT] = 2, 13 [SIGQUIT] = 3, 14 [SIGILL] = 4, 15 [SIGTRAP] = 5, /* -, 5, - */ 16 [SIGABRT] = 6, /* SIGIOT: -, 6, - */ 17 [SIGBUS] = 7, /* 10, 7, 10 */ 18 [SIGFPE] = 8, 19 [SIGKILL] = 9, 20 [SIGUSR1] = 10, /* 30, 10, 16 */ 21 [SIGSEGV] = 11, 22 [SIGUSR2] = 12, /* 31, 12, 17 */ 23 [SIGPIPE] = 13, 24 [SIGALRM] = 14, 25 [SIGTERM] = 15, 26 #ifdef SIGSTKFLT 27 [SIGSTKFLT] = 16, /* -, 16, - */ 28 #endif 29 [SIGCHLD] = 17, /* 20, 17, 18. SIGCHLD -, -, 18 */ 30 [SIGCONT] = 18, /* 19, 18, 25 */ 31 [SIGSTOP] = 19, /* 17, 19, 23 */ 32 [SIGTSTP] = 20, /* 18, 20, 24 */ 33 [SIGTTIN] = 21, /* 21, 21, 26 */ 34 [SIGTTOU] = 22, /* 22, 22, 27 */ 35 [SIGURG] = 23, /* 16, 23, 21 */ 36 [SIGXCPU] = 24, /* 24, 24, 30 */ 37 [SIGXFSZ] = 25, /* 25, 25, 31 */ 38 [SIGVTALRM] = 26, /* 26, 26, 28 */ 39 [SIGPROF] = 27, /* 27, 27, 29 */ 40 [SIGWINCH] = 28, /* 28, 28, 20 */ 41 [SIGIO] = 29, /* SIGPOLL: 23, 29, 22 */ 42 [SIGPWR] = 30, /* 29, 30, 19. SIGINFO 29, -, - */ 43 #ifdef SIGSYS 44 [SIGSYS] = 31, /* 12, 31, 12. often SIG LOST/UNUSED */ 45 #endif 46 #ifdef SIGEMT 47 [SIGEMT] = 32, /* 7, - , 7 */ 48 #endif 49 #if defined(SIGLOST) && SIGPWR != SIGLOST /* sparc */ 50 [SIGLOST] = 33, /* unused on Linux */ 51 #endif 52 #if defined(SIGUNUSED) && \ 53 defined(SIGLOST) && defined(SIGSYS) && SIGLOST != SIGSYS 54 [SIGUNUSED] = 34, /* -, 31, - */ 55 #endif 56 }; 57 58 /* this table is ordered post sig_map[sig] mapping */ 59 static const char *const sig_names[MAXMAPPED_SIG + 1] = { 60 "unknown", 61 "hup", 62 "int", 63 "quit", 64 "ill", 65 "trap", 66 "abrt", 67 "bus", 68 "fpe", 69 "kill", 70 "usr1", 71 "segv", 72 "usr2", 73 "pipe", 74 "alrm", 75 "term", 76 "stkflt", 77 "chld", 78 "cont", 79 "stop", 80 "stp", 81 "ttin", 82 "ttou", 83 "urg", 84 "xcpu", 85 "xfsz", 86 "vtalrm", 87 "prof", 88 "winch", 89 "io", 90 "pwr", 91 "sys", 92 "emt", 93 "lost", 94 "unused", 95 96 "exists", /* always last existence test mapped to MAXMAPPED_SIG */ 97 }; 98 99