Bug 1196253 - update in-tree psutil to 3.1.1. r=gps

python/psutil/examples/pidof.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2009, Giampaolo Rodola', karthikrev. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+"""
+A clone of 'pidof' cmdline utility.
+$ pidof python
+1140 1138 1136 1134 1133 1129 1127 1125 1121 1120 1119
+"""
+
+from __future__ import print_function
+import psutil
+import sys
+
+
+def pidof(pgname):
+    pids = []
+    for proc in psutil.process_iter():
+        # search for matches in the process name and cmdline
+        try:
+            name = proc.name()
+        except psutil.Error:
+            pass
+        else:
+            if name == pgname:
+                pids.append(str(proc.pid))
+                continue
+
+        try:
+            cmdline = proc.cmdline()
+        except psutil.Error:
+            pass
+        else:
+            if cmdline and cmdline[0] == pgname:
+                pids.append(str(proc.pid))
+
+    return pids
+
+
+def main():
+    if len(sys.argv) != 2:
+        sys.exit('usage: %s pgname' % __file__)
+    else:
+        pgname = sys.argv[1]
+    pids = pidof(pgname)
+    if pids:
+        print(" ".join(pids))
+
+if __name__ == '__main__':
+    main()