busybox

/* vi: set sw=4 ts=4: */

/*

 * Signal name/number conversion routines.

 *

 * Copyright 2006 Rob Landley <rob@landley.net>

 *

 * Licensed under GPLv2 or later, see file LICENSE in this source tree.

 */

​

//config:config FEATURE_RTMINMAX

//config:   bool "Support RTMIN[+n] and RTMAX[-n] signal names"

//config:   default y

//config:   help

//config:     Support RTMIN[+n] and RTMAX[-n] signal names

//config:     in kill, killall etc. This costs ~250 bytes.

​

#include "libbb.h"

​

/* Believe it or not, but some arches have more than 32 SIGs!

 * HPPA: SIGSTKFLT == 36. */

​

static const char signals[][7] ALIGN1 = {

    // SUSv3 says kill must support these, and specifies the numerical values,

    // http://www.opengroup.org/onlinepubs/009695399/utilities/kill.html

    // {0, "EXIT"}, {1, "HUP"}, {2, "INT"}, {3, "QUIT"},

    // {6, "ABRT"}, {9, "KILL"}, {14, "ALRM"}, {15, "TERM"}

    // And Posix adds the following:

    // {SIGILL, "ILL"}, {SIGTRAP, "TRAP"}, {SIGFPE, "FPE"}, {SIGUSR1, "USR1"},

    // {SIGSEGV, "SEGV"}, {SIGUSR2, "USR2"}, {SIGPIPE, "PIPE"}, {SIGCHLD, "CHLD"},

    // {SIGCONT, "CONT"}, {SIGSTOP, "STOP"}, {SIGTSTP, "TSTP"}, {SIGTTIN, "TTIN"},

    // {SIGTTOU, "TTOU"}

​

    [0] = "EXIT",

#ifdef SIGHUP

    [SIGHUP   ] = "HUP",

#endif

#ifdef SIGINT

    [SIGINT   ] = "INT",

#endif

#ifdef SIGQUIT

    [SIGQUIT  ] = "QUIT",

#endif

#ifdef SIGILL

    [SIGILL   ] = "ILL",

#endif

#ifdef SIGTRAP

    [SIGTRAP  ] = "TRAP",

#endif

#ifdef SIGABRT

    [SIGABRT  ] = "ABRT",

#endif

#ifdef SIGBUS

    [SIGBUS   ] = "BUS",

#endif

#ifdef SIGFPE

    [SIGFPE   ] = "FPE",

#endif

#ifdef SIGKILL

    [SIGKILL  ] = "KILL",

#endif

#ifdef SIGUSR1

    [SIGUSR1  ] = "USR1",

#endif