1 /* vi: set sw=4 ts=4: */
3 * Signal name/number conversion routines.
5 * Copyright 2006 Rob Landley <rob@landley.net>
7 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
12 static const struct signal_name {
16 // SUSv3 says kill must support these, and specifies the numerical values,
17 // http://www.opengroup.org/onlinepubs/009695399/utilities/kill.html
18 // TODO: "[SIG]EXIT" shouldn't work for kill, right?
19 {0, "EXIT"}, {1, "HUP"}, {2, "INT"}, {3, "QUIT"}, {6, "ABRT"}, {9, "KILL"},
20 {14, "ALRM"}, {15, "TERM"},
21 // And Posix adds the following:
22 {SIGILL, "ILL"}, {SIGTRAP, "TRAP"}, {SIGFPE, "FPE"}, {SIGUSR1, "USR1"},
23 {SIGSEGV, "SEGV"}, {SIGUSR2, "USR2"}, {SIGPIPE, "PIPE"}, {SIGCHLD, "CHLD"},
24 {SIGCONT, "CONT"}, {SIGSTOP, "STOP"}, {SIGTSTP, "TSTP"}, {SIGTTIN, "TTIN"},
28 // Convert signal name to number.
30 int get_signum(const char *name)
34 i = bb_strtou(name, NULL, 10);
36 for (i = 0; i < sizeof(signals) / sizeof(struct signal_name); i++)
37 if (strcasecmp(name, signals[i].name) == 0
38 || (strncasecmp(name, "SIG", 3) == 0
39 && strcasecmp(&name[3], signals[i].name) == 0))
40 return signals[i].number;
44 // Convert signal number to name
46 const char *get_signame(int number)
51 for (i=0; i < sizeof(signals) / sizeof(struct signal_name); i++) {
52 if (number == signals[i].number) {
53 return signals[i].name;
57 itoa_to_buf(number, buf, 8);