update doc and apply oneshot() where necessary

1 files changed, 18 insertions, 17 deletions

diff --git a/scripts/pidof.py b/scripts/pidof.py
index 8692a315..0db9563e 100755
--- a/scripts/pidof.py
+++ b/scripts/pidof.py
@@ -19,23 +19,24 @@ 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))
+        with proc.oneshot():
+            # 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