package/pigpio: add sysv and systemd init scripts

Signed-off-by: Grzegorz Blach <grzegorz@blach.pl>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/pigpio/S50pigpio

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+DAEMON="pigpiod"
+PIDFILE="/var/run/pigpio.pid"
+
+PIGPIOD_ARGS=""
+
+[ -r "/etc/default/pigpio" ] && . "/etc/default/pigpio"
+
+start() {
+	printf 'Starting %s: ' "$DAEMON"
+	start-stop-daemon -S -q -x "/usr/bin/$DAEMON" -- $PIGPIOD_ARGS
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+stop() {
+	printf 'Stopping %s: ' "$DAEMON"
+	start-stop-daemon -K -q -p "$PIDFILE"
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		rm -f "$PIDFILE"
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+restart() {
+	stop
+	sleep 1
+	start
+}
+
+case "$1" in
+	start|stop|restart)
+		"$1";;
+	reload)
+		# Restart, since there is no true "reload" feature.
+		restart;;
+	*)
+		echo "Usage: $0 {start|stop|restart|reload}"
+		exit 1
+esac

package/pigpio/pigpio.mk

@@ -38,4 +38,14 @@ define PIGPIO_INSTALL_STAGING_CMDS
 	ln -sf libpigpiod_if2.so.1 $(STAGING_DIR)/usr/lib/libpigpiod_if2.so
 endef
 
+define PIGPIO_INSTALL_INIT_SYSV
+	$(INSTALL) -D -m 755 package/pigpio/S50pigpio \
+		$(TARGET_DIR)/etc/init.d/S50pigpio
+endef
+
+define PIGPIO_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 644 package/pigpio/pigpio.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/pigpio.service
+endef
+
 $(eval $(generic-package))

package/pigpio/pigpio.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Pigpio daemon
+After=network.target
+
+[Service]
+EnvironmentFile=-/etc/default/pigpio
+ExecStart=/usr/bin/pigpiod -g $PIGPIOD_ARGS
+
+[Install]
+WantedBy=multi-user.target