Use USR1 signal instead of update file for updating statusbar

scripts/core/sxmo_audioout.sh

@@ -17,4 +17,4 @@ elif [ "$ARG" = "Earpiece" ]; then
 	amixer set "$EARPIECE" unmute
 fi
 
-echo 1 > /tmp/sxmo_bar
+pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1

scripts/core/sxmo_statusbar.sh

@@ -1,9 +1,7 @@
 #!/usr/bin/env sh
+trap "update" USR1
 pgrep -f sxmo_statusbar.sh | grep -v $$ | xargs kill -9
 
-UPDATEFILE=/tmp/sxmo_bar
-touch "$UPDATEFILE"
-
 update() {
 	# In-call.. show length of call
 	CALLINFO=" "
@@ -54,20 +52,10 @@ update() {
 }
 
 # E.g. on first boot justs to make sure the bar comes in quickly
-update && sleep 1 && update && sleep 1 && update
+update && sleep 1 && update && sleep 1
-
-periodicupdate() {
-	while :
-	do
-		echo 1 > "$UPDATEFILE"
-		sleep 30
-	done
-}
-
-periodicupdate &
 
 while :
 do
 	update
-	inotifywait -e MODIFY "$UPDATEFILE"
+	sleep 30 & wait
 done

scripts/core/sxmo_timezonechange.sh

@@ -3,7 +3,7 @@
 change() {
 	echo "Changing timezone to $1"
 	sudo setup-timezone -z "$1"
-	echo 1 > /tmp/sxmo_bar
+	pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1
 	echo Timezone changed ok
 	read -r
 }

scripts/core/sxmo_vol.sh

@@ -8,7 +8,7 @@ notify() {
 		xargs printf %.0f
 	)"
 	dunstify -i 0 -u normal -r 998 "♫ $VOL"
-	echo 1 > /tmp/sxmo_bar
+	pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1
 }
 
 up() {

scripts/modem/sxmo_modemcall.sh

@@ -2,13 +2,14 @@
 LOGDIR="$XDG_CONFIG_HOME"/sxmo/modem
 trap "gracefulexit" INT TERM
 
+
 fatalerr() {
 	# E.g. hangup all calls, switch back to default audio, notify user, and die
 	sxmo_vibratepine 1000 &
 	mmcli -m "$(mmcli -L | grep -oE 'Modem\/([0-9]+)' | cut -d'/' -f2)" --voice-hangup-all
 	alsactl --file /usr/share/sxmo/default_alsa_sound.conf restore
 	notify-send "$1"
-	setsid -f sh -c 'sleep 2; echo 1 > /tmp/sxmo_bar'
+	setsid -f sh -c 'sleep 2; pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1'
 	kill -9 0
 }
 
@@ -120,7 +121,7 @@ incallsetup() {
 incallmonitor() {
 	CALLID="$1"
 	while true; do
-		echo 1 > /tmp/sxmo_bar
+		pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1
 		if mmcli -m "$(modem_n)" -K -o "$CALLID" | grep -E "^call.properties.state.+terminated"; then
 			fatalerr "Call with $NUMBER terminated"
 		fi

scripts/modem/sxmo_modemdial.sh

@@ -5,7 +5,7 @@ fatalerr() {
 	# E.g. hangup all calls, switch back to default audio, notify user, and die
 	mmcli -m "$(mmcli -L | grep -oE 'Modem\/([0-9]+)' | cut -d'/' -f2)" --voice-hangup-all
 	notify-send "$1"
-	(sleep 0.5; echo 1 > /tmp/sxmo_bar) &
+	(sleep 0.5; pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1) &
 	kill -9 0
 }
 

scripts/modem/sxmo_modemmonitortoggle.sh

@@ -10,4 +10,4 @@ rm /tmp/sxmo_incomingcall
 # E.g. wait until process killed or started -- maybe there's a better way..
 sleep 1
 
-echo 1 > /tmp/sxmo_bar
+pgrep -f "$(command -v sxmo_statusbar.sh)" | xargs kill -USR1