1/* vi: set sw=4 ts=4: */
2/*
3 * pidof implementation for busybox
4 *
5 * Copyright (C) 2001 by Lineo, inc.
6 * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 */
23
24
25#include <stdio.h>
26#include <stdlib.h>
27#include <errno.h>
28#include <unistd.h>
29#include <signal.h>
30#include <ctype.h>
31#include <string.h>
32#include <unistd.h>
33#include "busybox.h"
34
35
36extern int pidof_main(int argc, char **argv)
37{
38	int opt;
39
40
41	/* do normal option parsing */
42	while ((opt = getopt(argc, argv, "ne:f:")) > 0) {
43		switch (opt) {
44			default:
45				show_usage();
46		}
47	}
48
49	/* if we didn't get a process name, then we need to choke and die here */
50	if (argv[optind] == NULL)
51		show_usage();
52
53	/* Looks like everything is set to go. */
54	while(optind < argc) {
55		pid_t* pidList;
56
57		pidList = find_pid_by_name( argv[optind]);
58		if (!pidList || *pidList<=0) {
59			break;
60		}
61
62		for(; pidList && *pidList!=0; pidList++) {
63			printf("%ld ", (long)*pidList);
64		}
65		/* Note that we don't bother to free the memory
66		 * allocated in find_pid_by_name().  It will be freed
67		 * upon exit, so we can save a byte or two */
68		optind++;
69	}
70	printf("\n");
71
72	return EXIT_SUCCESS;
73}
74