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