project:app:rkipc:rkipc:Modify udhcpc for silent operation to suppress irrelevant information from being printed to the terminal

project:build.sh:Add support for multiple folders in post overlay
project:cfg:BoardConfig_IPC:Add support for rootfs post overlay
sysdrv:Makefile:Replace the script-based copying method with the post overlay approach

Signed-off-by: luckfox-eng29 <eng29@luckfox.com>

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-init/etc/init.d/S50sshd

@@ -0,0 +1,48 @@
+#!/bin/sh
+#
+# sshd        Starts sshd.
+#
+
+# Make sure the ssh-keygen progam exists
+[ -f /usr/bin/ssh-keygen ] || exit 0
+
+umask 077
+
+start() {
+	chown root:root /var/empty/
+	# Create any missing keys
+	/usr/bin/ssh-keygen -A
+
+	printf "Starting sshd: "
+	/usr/sbin/sshd
+	touch /var/lock/sshd
+	echo "OK"
+}
+stop() {
+	printf "Stopping sshd: "
+	killall sshd
+	rm -f /var/lock/sshd
+	echo "OK"
+}
+restart() {
+	stop
+	start
+}
+
+case "$1" in
+  start)
+	start
+	;;
+  stop)
+	stop
+	;;
+  restart|reload)
+	restart
+	;;
+  *)
+	echo "Usage: $0 {start|stop|restart}"
+	exit 1
+esac
+
+exit $?
+