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path: root/recipes-support/ntp/files/ntpd-init.patch
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diff -Naur old/ntpd new/ntpd
--- old/ntpd	2017-02-03 10:11:28.136849640 -0600
+++ new/ntpd	2017-02-03 10:33:58.537991855 -0600
@@ -1,6 +1,8 @@
-#! /bin/sh
+#! /bin/bash
 #
+. /etc/default/ntpd
 PATH=/sbin:/bin:/usr/bin:/usr/sbin
+GNSSRST=/sys/devices/platform/mts-io/gnss-reset
 
 # ntpd	init.d script for ntpdc from ntp.isc.org
 test -x /usr/sbin/ntpd -a -r /etc/ntp.conf || exit 0
@@ -18,13 +20,29 @@
 	}
 }
 startdaemon(){
-	# The -g option allows ntpd to step the time to correct it just
-	# once.  The daemon will exit if the clock drifts too much after
-	# this.  If ntpd seems to disappear after a while assume TICKADJ
-	# above is set to a totally incorrect value.
-	echo -n "Starting ntpd: "
-	start-stop-daemon --start -x /usr/sbin/ntpd -- -u ntp:ntp -p /var/run/ntp.pid "$@"
-	echo "done"
+	/usr/sbin/start-stop-daemon -N -20 --start -x /usr/sbin/ntpd --test -- -u ntp:ntp -p /var/run/ntp.pid "$@" \
+	  || return 1
+	if ((GPSD_REQUIRED == 1)) && [[ -L /dev/gps0 ]] && [[ -f "${GNSSRST}" ]]; then
+		. /etc/default/gpsd
+		if ((SET_SYSTEM_CLOCK == 1)) && /usr/sbin/gpsd_ubx_settime ; then
+		   # We just set the system time by the GPS.  Should be within 2 seconds.
+		   # Now that we are close to the correct system time, we
+		   # use the ntpd one shot option to get to less than
+		   # 250mS error so that we don't waste time adjusting the clock.
+		   /usr/sbin/ntpd -gq
+		   /usr/sbin/start-stop-daemon -N -20 --start -x /usr/sbin/ntpd -- -u ntp:ntp -p /var/run/ntp.pid "$@"
+		else
+		  # Need a GPS fix before startint ntp.  Try again later.
+		  /usr/sbin/start-stop-daemon -b -n z1e9d3qb -N -20 --start -x /bin/bash -- -c "sleep $GPSD_WAIT_TIME;/etc/init.d/ntpd start"
+		fi
+	else
+	  if ((SET_SYSTEM_CLOCK == 1)) ; then
+	    # Sets the clock and exits.
+	    ntpd -gq
+	    shift
+	  fi
+	  /usr/sbin/start-stop-daemon -N -20 --start -x /usr/sbin/ntpd -- -u ntp:ntp -p /var/run/ntp.pid "$@"
+	fi
 }
 stopdaemon(){
 	echo -n "Stopping ntpd: "
@@ -34,24 +52,38 @@
 
 case "$1" in
   start)
-  	settick
-	startdaemon -g
+	if ! [[ $ENABLED =~ ^[yY][eE][sS]$ ]] ; then
+		exit 0
+	fi
+	if [[ -n "$CONFIGFILE" ]] ; then
+		CONFIGOPT="-c ${CONFIGFILE}"
+		STATSDIR=$(grep "^statsdir" ${CONFIGFILE} | sed -r 's/[^[:space:]]+[[:space:]]//')
+		if ((${#STATSDIR} > 0)) && ! [[ -d ${STATSDIR} ]] ; then
+			echo Make ${STATSDIR}	
+			mkdir -m 0755 -p ${STATSDIR}
+		fi
+		if [[ -d ${STATSDIR} ]] ; then
+			chown ntp:ntp ${STATSDIR} >/dev/null 2>&1
+		fi
+	fi
+	settick
+	startdaemon -g $CONFIGOPT
 	;;
   stop)
-  	stopdaemon
+	stopdaemon
 	;;
   force-reload)
-  	stopdaemon
-  	settick
+	stopdaemon
+	settick
 	startdaemon -g
 	;;
   restart)
-  	# Don't reset the tick here
+	# Don't reset the tick here
 	stopdaemon
 	startdaemon -g
 	;;
   reload)
-  	# Must do this by hand, but don't do -g
+	# Must do this by hand, but don't do -g
 	stopdaemon
 	startdaemon
 	;;