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authorGravatar Eric Andersen <andersen@codepoet.org>2001-07-31 19:06:07 +0000
committerGravatar Eric Andersen <andersen@codepoet.org>2001-07-31 19:06:07 +0000
commit221b2ea6c40e5b2e0123a0c9a4ba6e74d86eb33f (patch)
tree9fc861b2a801e9a95308474eb9f9af0ab1084e75 /procps
parent9a53feaa76840ef21bef864244d95b5ac6923658 (diff)
downloadbusybox-221b2ea6c40e5b2e0123a0c9a4ba6e74d86eb33f.tar.gz
busybox-221b2ea6c40e5b2e0123a0c9a4ba6e74d86eb33f.tar.bz2
I just wrote up a simple pidof applet, closing bug #1197
-Erik
Diffstat (limited to 'procps')
-rw-r--r--procps/pidof.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/procps/pidof.c b/procps/pidof.c
new file mode 100644
index 000000000..50dffd387
--- /dev/null
+++ b/procps/pidof.c
@@ -0,0 +1,79 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * pidof implementation for busybox
+ *
+ * Copyright (C) 2001 by Lineo, inc.
+ * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <unistd.h>
+#include <signal.h>
+#include <ctype.h>
+#include <string.h>
+#include <unistd.h>
+#include "busybox.h"
+
+
+extern int pidof_main(int argc, char **argv)
+{
+ int opt;
+
+
+ /* do normal option parsing */
+ while ((opt = getopt(argc, argv, "ne:f:")) > 0) {
+ switch (opt) {
+#if 0
+ case 'g':
+ break;
+ case 'e':
+ break;
+#endif
+ default:
+ show_usage();
+ }
+ }
+
+ /* if we didn't get a process name, then we need to choke and die here */
+ if (argv[optind] == NULL)
+ show_usage();
+
+ /* Looks like everything is set to go. */
+ while(optind < argc) {
+ pid_t* pidList;
+
+ pidList = find_pid_by_name( argv[optind]);
+ if (!pidList || *pidList<=0) {
+ break;
+ }
+
+ for(; pidList && *pidList!=0; pidList++) {
+ printf("%ld ", (long)*pidList);
+ }
+ /* Note that we don't bother to free the memory
+ * allocated in find_pid_by_name(). It will be freed
+ * upon exit, so we can save a byte or two */
+ optind++;
+ }
+ printf("\n");
+
+ return EXIT_SUCCESS;
+}