55 lines
1004 B
C
55 lines
1004 B
C
/* This file is part of ToaruOS and is released under the terms
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* of the NCSA / University of Illinois License - see LICENSE.md
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* Copyright (C) 2013 Kevin Lange
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*/
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/*
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* kill
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*
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* Send a signal to another process
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <signal.h>
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void usage(char * argv[]) {
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printf(
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"kill - send a signal to another process\n"
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"\n"
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"usage: %s [-\033[3mx\033[0m] \033[3mprocess\033[0m\n"
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"\n"
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" -h --help \033[3mShow this help message.\033[0m\n"
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" -\033[3mx\033[0m \033[3mSignal number to send\033[0m\n"
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"\n",
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argv[0]);
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}
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int main(int argc, char * argv[]) {
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int signum = SIGKILL;
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int pid = 0;
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if (argc < 2) {
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usage(argv);
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return 1;
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}
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if (argc > 2) {
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if (argv[1][0] == '-') {
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signum = atoi(argv[1]+1);
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} else {
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usage(argv);
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return 1;
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}
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pid = atoi(argv[2]);
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} else if (argc == 2) {
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pid = atoi(argv[1]);
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}
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if (pid) {
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kill(pid, signum);
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}
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return 0;
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}
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