account for occasional dash prefix, use sh

diff --git a/contrib/systemd/autorandr-lid-listener.service b/contrib/systemd/autorandr-lid-listener.service
index a6776ee887a93201b61996dc55cf109cbcfa3b2f..1d8b60d9c1ee276d8c8eb782cfb53baa0eda4627 100644 (file)
--- a/contrib/systemd/autorandr-lid-listener.service
+++ b/contrib/systemd/autorandr-lid-listener.service
@@ -3,7 +3,7 @@ Description=Runs autorandr whenever the lid state changes
 
 [Service]
 Type=simple
-ExecStart=bash -c "stdbuf -oL libinput debug-events | egrep --line-buffered '^ event[0-9]+\s+SWITCH_TOGGLE\s' | while read line; do autorandr --batch --change --default default; done"
+ExecStart=sh -c "stdbuf -oL libinput debug-events | egrep --line-buffered '^[\s-]+event[0-9]+\s+SWITCH_TOGGLE\s' | while read line; do autorandr --batch --change --default default; done"
 Restart=always
 RestartSec=30
 SyslogIdentifier=autorandr