1 #include <linux/signal.h> 2 3 #define SIGUNKNOWN 0 4 #define MAXMAPPED_SIG 35 5 #define MAXMAPPED_SIGNAME (MAXMAPPED_SIG + 1) 6 7 /* provide a mapping of arch signal to internal signal # for mediation 8 * those that are always an alias SIGCLD for SIGCLHD and SIGPOLL for SIGIO 9 * map to the same entry those that may/or may not get a separate entry 10 */ 11 static const int sig_map[MAXMAPPED_SIG] = { 12 [0] = MAXMAPPED_SIG, /* existence test */ 13 [SIGHUP] = 1, 14 [SIGINT] = 2, 15 [SIGQUIT] = 3, 16 [SIGILL] = 4, 17 [SIGTRAP] = 5, /* -, 5, - */ 18 [SIGABRT] = 6, /* SIGIOT: -, 6, - */ 19 [SIGBUS] = 7, /* 10, 7, 10 */ 20 [SIGFPE] = 8, 21 [SIGKILL] = 9, 22 [SIGUSR1] = 10, /* 30, 10, 16 */ 23 [SIGSEGV] = 11, 24 [SIGUSR2] = 12, /* 31, 12, 17 */ 25 [SIGPIPE] = 13, 26 [SIGALRM] = 14, 27 [SIGTERM] = 15, 28 #ifdef SIGSTKFLT 29 [SIGSTKFLT] = 16, /* -, 16, - */ 30 #endif 31 [SIGCHLD] = 17, /* 20, 17, 18. SIGCHLD -, -, 18 */ 32 [SIGCONT] = 18, /* 19, 18, 25 */ 33 [SIGSTOP] = 19, /* 17, 19, 23 */ 34 [SIGTSTP] = 20, /* 18, 20, 24 */ 35 [SIGTTIN] = 21, /* 21, 21, 26 */ 36 [SIGTTOU] = 22, /* 22, 22, 27 */ 37 [SIGURG] = 23, /* 16, 23, 21 */ 38 [SIGXCPU] = 24, /* 24, 24, 30 */ 39 [SIGXFSZ] = 25, /* 25, 25, 31 */ 40 [SIGVTALRM] = 26, /* 26, 26, 28 */ 41 [SIGPROF] = 27, /* 27, 27, 29 */ 42 [SIGWINCH] = 28, /* 28, 28, 20 */ 43 [SIGIO] = 29, /* SIGPOLL: 23, 29, 22 */ 44 [SIGPWR] = 30, /* 29, 30, 19. SIGINFO 29, -, - */ 45 #ifdef SIGSYS 46 [SIGSYS] = 31, /* 12, 31, 12. often SIG LOST/UNUSED */ 47 #endif 48 #ifdef SIGEMT 49 [SIGEMT] = 32, /* 7, - , 7 */ 50 #endif 51 #if defined(SIGLOST) && SIGPWR != SIGLOST /* sparc */ 52 [SIGLOST] = 33, /* unused on Linux */ 53 #endif 54 #if defined(SIGUNUSED) && \ 55 defined(SIGLOST) && defined(SIGSYS) && SIGLOST != SIGSYS 56 [SIGUNUSED] = 34, /* -, 31, - */ 57 #endif 58 }; 59 60 /* this table is ordered post sig_map[sig] mapping */ 61 static const char *const sig_names[MAXMAPPED_SIGNAME] = { 62 "unknown", 63 "hup", 64 "int", 65 "quit", 66 "ill", 67 "trap", 68 "abrt", 69 "bus", 70 "fpe", 71 "kill", 72 "usr1", 73 "segv", 74 "usr2", 75 "pipe", 76 "alrm", 77 "term", 78 "stkflt", 79 "chld", 80 "cont", 81 "stop", 82 "stp", 83 "ttin", 84 "ttou", 85 "urg", 86 "xcpu", 87 "xfsz", 88 "vtalrm", 89 "prof", 90 "winch", 91 "io", 92 "pwr", 93 "sys", 94 "emt", 95 "lost", 96 "unused", 97 98 "exists", /* always last existence test mapped to MAXMAPPED_SIG */ 99 }; 100 101