aboutsummaryrefslogtreecommitdiff
path: root/busybox/procps/pidof.c
diff options
context:
space:
mode:
Diffstat (limited to 'busybox/procps/pidof.c')
-rw-r--r--busybox/procps/pidof.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/busybox/procps/pidof.c b/busybox/procps/pidof.c
new file mode 100644
index 000000000..413864a37
--- /dev/null
+++ b/busybox/procps/pidof.c
@@ -0,0 +1,71 @@
1/* vi: set sw=4 ts=4: */
2/*
3 * pidof implementation for busybox
4 *
5 * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23
24#include <stdio.h>
25#include <stdlib.h>
26#include <errno.h>
27#include <unistd.h>
28#include <signal.h>
29#include <ctype.h>
30#include <string.h>
31#include <unistd.h>
32#include "busybox.h"
33
34
35extern int pidof_main(int argc, char **argv)
36{
37 int opt, n = 0;
38 int single_flag = 0;
39 int fail = 1;
40
41 /* do normal option parsing */
42 while ((opt = getopt(argc, argv, "s")) > 0) {
43 switch (opt) {
44 case 's':
45 single_flag = 1;
46 break;
47 default:
48 bb_show_usage();
49 }
50 }
51
52 /* Looks like everything is set to go. */
53 while(optind < argc) {
54 long *pidList;
55 long *pl;
56
57 pidList = find_pid_by_name(argv[optind]);
58 for(pl = pidList; *pl > 0; pl++) {
59 printf("%s%ld", (n++ ? " " : ""), *pl);
60 fail = 0;
61 if (single_flag)
62 break;
63 }
64 free(pidList);
65 optind++;
66
67 }
68 printf("\n");
69
70 return fail ? EXIT_FAILURE : EXIT_SUCCESS;
71}