busybox/kill.c
1999-10-12 22:26:06 +00:00

138 lines
2.6 KiB
C

#include "internal.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
const char kill_usage[] = "kill [-signal] process-id [process-id ...]\n";
struct signal_name {
const char *name;
int number;
};
const struct signal_name signames[] = {
{"HUP", SIGHUP},
{"INT", SIGINT},
{"QUIT", SIGQUIT},
{"ILL", SIGILL},
{"TRAP", SIGTRAP},
{"ABRT", SIGABRT},
#ifndef __alpha__
{"IOT", SIGIOT},
#endif
#if defined(sparc) || defined(__alpha__)
{"EMT", SIGEMT},
#else
{"BUS", SIGBUS},
#endif
{"FPE", SIGFPE},
{"KILL", SIGKILL},
#if defined(sparc) || defined(__alpha__)
{"BUS", SIGBUS},
#else
{"USR1", SIGUSR1},
#endif
{"SEGV", SIGSEGV},
#if defined(sparc) || defined(__alpha__)
{"SYS", SIGSYS},
#else
{"USR2", SIGUSR2},
#endif
{"PIPE", SIGPIPE},
{"ALRM", SIGALRM},
{"TERM", SIGTERM},
#if defined(sparc) || defined(__alpha__)
{"URG", SIGURG},
{"STOP", SIGSTOP},
{"TSTP", SIGTSTP},
{"CONT", SIGCONT},
{"CHLD", SIGCHLD},
{"TTIN", SIGTTIN},
{"TTOU", SIGTTOU},
{"IO", SIGIO},
# ifndef __alpha__
{"POLL", SIGIO},
# endif
{"XCPU", SIGXCPU},
{"XFSZ", SIGXFSZ},
{"VTALRM", SIGVTALRM},
{"PROF", SIGPROF},
{"WINCH", SIGWINCH},
# ifdef __alpha__
{"INFO", SIGINFO},
# else
{"LOST", SIGLOST},
# endif
{"USR1", SIGUSR1},
{"USR2", SIGUSR2},
#else
{"STKFLT", SIGSTKFLT},
{"CHLD", SIGCHLD},
{"CONT", SIGCONT},
{"STOP", SIGSTOP},
{"TSTP", SIGTSTP},
{"TTIN", SIGTTIN},
{"TTOU", SIGTTOU},
{"URG", SIGURG},
{"XCPU", SIGXCPU},
{"XFSZ", SIGXFSZ},
{"VTALRM", SIGVTALRM},
{"PROF", SIGPROF},
{"WINCH", SIGWINCH},
{"IO", SIGIO},
{"POLL", SIGPOLL},
{"PWR", SIGPWR},
{"UNUSED", SIGUNUSED},
#endif
{0, 0}
};
extern int kill_main (int argc, char **argv)
{
int had_error = 0;
int sig = SIGTERM;
if (argv[1][0] == '-') {
if (argv[1][1] >= '0' && argv[1][1] <= '9') {
sig = atoi (&argv[1][1]);
if (sig < 0 || sig >= NSIG)
goto end;
} else {
const struct signal_name *s = signames;
for (;;) {
if (strcmp (s->name, &argv[1][1]) == 0) {
sig = s->number;
break;
}
s++;
if (s->name == 0)
goto end;
}
}
argv++;
argc--;
}
while (argc > 1) {
int pid;
if (argv[1][0] < '0' || argv[1][0] > '9')
goto end;
pid = atoi (argv[1]);
if (kill (pid, sig) != 0) {
had_error = 1;
perror (argv[1]);
}
argv++;
argc--;
}
if (had_error) {
end:
fprintf(stderr, "Usage: %s\n", kill_usage);
exit ( FALSE);
}
exit (TRUE);
}