herbstluftwm/autostart: fix timeout of notify()

If dzen2 was installed it hung the window manager because it waited for
the timeout in the foreground!

diff --git a/herbstluftwm/autostart b/herbstluftwm/autostart
index 1fbb591559330c29233aa95b5946cf7fbb6f9f48..0cbecf49220e396302e4c3ba279129d17117a672 100755 (executable)
--- a/herbstluftwm/autostart
+++ b/herbstluftwm/autostart
@@ -30,7 +30,7 @@ installed() {
 # $1: timeout
 notify() {
     if installed dzen2; then
-        sed 's/\^/^^/g' | dzen2 -fg blue -bg yellow -y 15 -h 30 -p "$1"
+        sed 's/\^/^^/g' | dzen2 -fg blue -bg yellow -y 15 -h 30 -p "$1" &
     elif installed xmessage; then
         # Fallback solution, display first line of stdin.
         read x