102 lines
2.2 KiB
C
102 lines
2.2 KiB
C
#include <linux/signal.h>
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#define SIGUNKNOWN 0
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#define MAXMAPPED_SIG 35
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#define MAXMAPPED_SIGNAME (MAXMAPPED_SIG + 1)
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#define SIGRT_BASE 128
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/* provide a mapping of arch signal to internal signal # for mediation
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* those that are always an alias SIGCLD for SIGCLHD and SIGPOLL for SIGIO
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* map to the same entry those that may/or may not get a separate entry
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*/
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static const int sig_map[MAXMAPPED_SIG] = {
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[0] = MAXMAPPED_SIG, /* existence test */
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[SIGHUP] = 1,
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[SIGINT] = 2,
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[SIGQUIT] = 3,
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[SIGILL] = 4,
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[SIGTRAP] = 5, /* -, 5, - */
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[SIGABRT] = 6, /* SIGIOT: -, 6, - */
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[SIGBUS] = 7, /* 10, 7, 10 */
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[SIGFPE] = 8,
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[SIGKILL] = 9,
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[SIGUSR1] = 10, /* 30, 10, 16 */
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[SIGSEGV] = 11,
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[SIGUSR2] = 12, /* 31, 12, 17 */
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[SIGPIPE] = 13,
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[SIGALRM] = 14,
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[SIGTERM] = 15,
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#ifdef SIGSTKFLT
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[SIGSTKFLT] = 16, /* -, 16, - */
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#endif
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[SIGCHLD] = 17, /* 20, 17, 18. SIGCHLD -, -, 18 */
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[SIGCONT] = 18, /* 19, 18, 25 */
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[SIGSTOP] = 19, /* 17, 19, 23 */
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[SIGTSTP] = 20, /* 18, 20, 24 */
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[SIGTTIN] = 21, /* 21, 21, 26 */
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[SIGTTOU] = 22, /* 22, 22, 27 */
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[SIGURG] = 23, /* 16, 23, 21 */
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[SIGXCPU] = 24, /* 24, 24, 30 */
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[SIGXFSZ] = 25, /* 25, 25, 31 */
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[SIGVTALRM] = 26, /* 26, 26, 28 */
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[SIGPROF] = 27, /* 27, 27, 29 */
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[SIGWINCH] = 28, /* 28, 28, 20 */
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[SIGIO] = 29, /* SIGPOLL: 23, 29, 22 */
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[SIGPWR] = 30, /* 29, 30, 19. SIGINFO 29, -, - */
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#ifdef SIGSYS
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[SIGSYS] = 31, /* 12, 31, 12. often SIG LOST/UNUSED */
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#endif
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#ifdef SIGEMT
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[SIGEMT] = 32, /* 7, - , 7 */
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#endif
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#if defined(SIGLOST) && SIGPWR != SIGLOST /* sparc */
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[SIGLOST] = 33, /* unused on Linux */
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#endif
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#if defined(SIGUNUSED) && \
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defined(SIGLOST) && defined(SIGSYS) && SIGLOST != SIGSYS
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[SIGUNUSED] = 34, /* -, 31, - */
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#endif
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};
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/* this table is ordered post sig_map[sig] mapping */
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static const char *const sig_names[MAXMAPPED_SIGNAME] = {
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"unknown",
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"hup",
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"int",
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"quit",
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"ill",
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"trap",
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"abrt",
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"bus",
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"fpe",
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"kill",
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"usr1",
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"segv",
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"usr2",
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"pipe",
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"alrm",
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"term",
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"stkflt",
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"chld",
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"cont",
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"stop",
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"stp",
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"ttin",
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"ttou",
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"urg",
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"xcpu",
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"xfsz",
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"vtalrm",
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"prof",
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"winch",
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"io",
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"pwr",
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"sys",
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"emt",
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"lost",
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"unused",
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"exists", /* always last existence test mapped to MAXMAPPED_SIG */
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};
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