Bump buildroot to 2019.02

bsp/buildroot/package/ntp/Config.in

@@ -12,7 +12,12 @@ if BR2_PACKAGE_NTP
 config BR2_PACKAGE_NTP_SNTP
 	bool "sntp"
 	help
-	  Simple network time protocol program
+	  Simple network time protocol program (a replacement
+	  for the ntpdate tool)
+
+	  A script is installed as S48sntp which will retrieve and
+	  step the time if there is a large difference before ntpd
+	  takes over the necessary slew adjustments in S49ntp.
 
 config BR2_PACKAGE_NTP_NTP_KEYGEN
 	bool "ntp-keygen"

bsp/buildroot/package/ntp/S48sntp

@@ -0,0 +1,55 @@
+#!/bin/sh
+
+DAEMON="sntp"
+# sntp uses all the IPs resolved for the hostname (i.e. pool.ntp.org has 4).
+# It will try each until they either all timeout or time has been set. Thus
+# default to only providing one NTP pool host.
+SNTP_SERVERS="pool.ntp.org"
+# Step if time delta is greater then 128ms, otherwise slew
+SNTP_ARGS="-Ss -M 128"
+SNTP_KEY_CACHE="/tmp/kod"
+
+# shellcheck source=/dev/null
+[ -r "/etc/default/$DAEMON" ] && . "/etc/default/$DAEMON"
+
+start() {
+	printf 'Starting %s: ' "$DAEMON"
+	# Create key cache file to prevents warning that file is missing
+	touch $SNTP_KEY_CACHE
+	# shellcheck disable=SC2086 # we need the word splitting
+	/usr/bin/$DAEMON $SNTP_ARGS -K $SNTP_KEY_CACHE $SNTP_SERVERS
+	# sntp behavior
+	# - Does not background
+	# - Does not infinitely block
+	# - Time-out w/o network = ~2 sec
+	# - Time-out w/ network = ~5sec * # of servers
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+stop() {
+	echo "Nothing to do, $DAEMON is not a daemon."
+}
+
+restart() {
+	stop
+	sleep 1
+	start
+}
+
+reload() {
+	echo "Nothing to do, $DAEMON does not support reload."
+}
+
+case "$1" in
+	start|stop|restart|reload)
+		"$1";;
+	*)
+		echo "Usage: $0 {start|stop|restart|reload}"
+		exit 1
+esac

bsp/buildroot/package/ntp/S49ntp

@@ -1,10 +1,6 @@
 #! /bin/sh
 
 NAME=ntpd
-DAEMON=/usr/sbin/$NAME
-
-# Gracefully exit if the package has been removed.
-test -x $DAEMON || exit 0
 
 # Read config file if it is present.
 if [ -r /etc/default/$NAME ]
@@ -15,7 +11,7 @@ fi
 case "$1" in
   start)
     printf "Starting $NAME: "
-    start-stop-daemon -S -q -x $DAEMON -- -g
+    start-stop-daemon -S -q -x /usr/sbin/ntpd -- -g
     [ $? = 0 ] && echo "OK" || echo "FAIL"
     ;;
   stop)

bsp/buildroot/package/ntp/ntp.mk

@@ -7,7 +7,7 @@
 NTP_VERSION_MAJOR = 4.2
 NTP_VERSION = $(NTP_VERSION_MAJOR).8p12
 NTP_SITE = https://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-$(NTP_VERSION_MAJOR)
-NTP_DEPENDENCIES = host-pkgconf libevent $(if $(BR2_PACKAGE_BUSYBOX),busybox)
+NTP_DEPENDENCIES = host-pkgconf libevent
 NTP_LICENSE = NTP
 NTP_LICENSE_FILES = COPYRIGHT
 NTP_CONF_ENV = ac_cv_lib_md5_MD5Init=no
@@ -22,7 +22,7 @@ NTP_CONF_OPTS = \
 # 0002-ntp-syscalls-fallback.patch
 NTP_AUTORECONF = YES
 
-ifeq ($(BR2_PACKAGE_LIBOPENSSL),y)
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
 NTP_CONF_OPTS += --with-crypto --enable-openssl-random
 NTP_DEPENDENCIES += openssl
 else
@@ -93,8 +93,16 @@ define NTP_INSTALL_TARGET_CMDS
 	$(INSTALL) -m 644 package/ntp/ntpd.etc.conf $(TARGET_DIR)/etc/ntp.conf
 endef
 
+# This script will step the time if there is a large difference
+# before ntpd takes over the necessary slew adjustments
+ifeq ($(BR2_PACKAGE_NTP_SNTP),y)
+define NTP_INSTALL_INIT_SYSV_SNTP
+	$(INSTALL) -D -m 755 package/ntp/S48sntp $(TARGET_DIR)/etc/init.d/S48sntp
+endef
+endif
+
 ifeq ($(BR2_PACKAGE_NTP_NTPD),y)
-define NTP_INSTALL_INIT_SYSV
+define NTP_INSTALL_INIT_SYSV_NTPD
 	$(INSTALL) -D -m 755 package/ntp/S49ntp $(TARGET_DIR)/etc/init.d/S49ntp
 endef
 
@@ -106,4 +114,9 @@ define NTP_INSTALL_INIT_SYSTEMD
 endef
 endif
 
+define NTP_INSTALL_INIT_SYSV
+	$(NTP_INSTALL_INIT_SYSV_NTPD)
+	$(NTP_INSTALL_INIT_SYSV_SNTP)
+endef
+
 $(eval $(autotools-package))