From b488df4f931c990ee2f754ed359605e5763a833f Mon Sep 17 00:00:00 2001
From: Tom van der Lee <t0m.vd.l33@gmail.com>
Date: Thu, 3 Sep 2015 13:30:00 +0200
Subject: Fixed duplicating panels

---
 herbstluftwm/.config/herbstluftwm/start_panel.sh | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'herbstluftwm')

diff --git a/herbstluftwm/.config/herbstluftwm/start_panel.sh b/herbstluftwm/.config/herbstluftwm/start_panel.sh
index e573a53..42e33fd 100755
--- a/herbstluftwm/.config/herbstluftwm/start_panel.sh
+++ b/herbstluftwm/.config/herbstluftwm/start_panel.sh
@@ -11,12 +11,12 @@ if [ -z "$geometry" ] ;then
 fi
 
 # Make sure only one instanve per monitor is running
-lockfile="/tmp/start_panel-$monitor.lck"
-if [ -e "$lockfile" ] && kill -0 $(cat $lockfile); then
-    pkill -P $(cat $lockfile)
-fi
-trap "rm -f $lockfile; exit" INT TERM EXIT
-echo "$$" > "$lockfile"
+pids=$(ps x | grep "$0 $monitor" | awk '{print $1}')
+for pid in $pids; do
+    if [ $pid != $$ ]; then
+        pkill -P $pid
+    fi
+done
 
 # Geometry has the format W H X Y
 x=$(echo "${geometry[0]} + $window_p" | bc)
-- 
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