meta-oe toybox-inittab: toybox inittab implementation

adds lightweight inittab scripts for use with toybox

Signed-off-by: Adam Miartus <adam.miartus@softhows.eu>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-core/toybox/toybox-inittab/inittab

@@ -0,0 +1,26 @@
+# STARTUP
+::sysinit:/bin/mount -t proc proc /proc
+::sysinit:/bin/mount -t sysfs sysfs /sys
+::sysinit:/bin/mount -t devtmpfs devtmpfs /dev
+::sysinit:/bin/mount -o remount,rw /
+::sysinit:/bin/mkdir -p /dev/pts
+::sysinit:/bin/mount -t devpts devpts /dev/pts
+::sysinit:/bin/mount -a
+
+::sysinit:/bin/ln -sf /proc/self/fd /dev/fd
+::sysinit:/bin/ln -sf /proc/self/fd/0 /dev/stdin
+::sysinit:/bin/ln -sf /proc/self/fd/1 /dev/stdout
+::sysinit:/bin/ln -sf /proc/self/fd/2 /dev/stderr
+
+::sysinit:/bin/hostname -F /etc/hostname
+
+::sysinit:/etc/init.d/rcS
+
+# REBOOT
+::ctrlaltdel:/sbin/reboot
+::shutdown:/etc/init.d/rcK
+::shutdown:/bin/umount -a -r
+
+# RESTART INIT
+::restart:/sbin/init
+

meta-oe/recipes-core/toybox/toybox-inittab/rcK

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+# Stop all init scripts in /etc/rc6.d
+# executing them in numerical order.
+#
+for i in /etc/rc6.d/K??*; do
+
+	# Ignore dangling symlinks (if any).
+	[ ! -f "$i" ] && continue
+
+	case "$i" in
+	*.sh)
+		# Source shell script for speed.
+		(
+		trap - INT QUIT TSTP
+		set stop
+		. $i
+		)
+		;;
+	*)
+		# No sh extension, so fork subprocess.
+		$i stop
+		;;
+	esac
+done
+

meta-oe/recipes-core/toybox/toybox-inittab/rcS

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+# Start all init scripts in /etc/rcS.d and /etc/rc5.d
+# executing them in numerical order.
+#
+
+for i in /etc/rcS.d/S??* /etc/rc5.d/S??* ;do
+
+	# Ignore dangling symlinks (if any).
+	[ ! -f "$i" ] && continue
+
+	case "$i" in
+	*.sh)
+		# Source shell script for speed.
+		(
+		trap - INT QUIT TSTP
+		set start
+		. $i
+		)
+		;;
+	*)
+		# No sh extension, so fork subprocess.
+		$i start
+		;;
+	esac
+done
+

meta-oe/recipes-core/toybox/toybox-inittab_0.8.2.bb

@@ -0,0 +1,50 @@
+SUMMARY = "Toybox Inittab Configuration"
+LICENSE = "BSD-0-Clause"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/BSD-0-Clause;md5=81eeb0083e31f11ab1e33ded846d521c"
+
+SRC_URI = "\
+    file://inittab \
+    file://rcK \
+    file://rcS \
+"
+
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+
+RCONFLICTS_${PN} = "\
+    busybox-inittab \
+    sysvinit-inittab \
+"
+
+do_patch[noexec] = "1"
+
+do_configure() {
+	# copy over files now to have a fresh start on each config
+	for file in ${SRC_URI}; do
+		cp ${WORKDIR}/${file/file:\/\//} ${S}
+	done
+
+	echo "# generated by bitbake recipe ${PN}" >> ${S}/inittab
+	for console in "${SERIAL_CONSOLES}"; do
+		param=$(echo ${console} | sed s/\;/\ /g)
+		name=$(echo ${param} | cut -d' ' -f2)
+		echo "$name::respawn:${base_sbindir}/getty ${param}" >> ${S}/inittab
+	done
+}
+
+do_compile[noexec] = "1"
+
+do_install() {
+	install -d ${D}${sysconfdir}
+	install -D -m 0644 ${S}/inittab ${D}${sysconfdir}/inittab
+
+	install -d ${D}${sysconfdir}/init.d
+	install -D -m 0744 ${S}/rcK ${D}${sysconfdir}/init.d/rcK
+	install -D -m 0744 ${S}/rcS ${D}${sysconfdir}/init.d/rcS
+}
+
+FILES_${PN} = "\
+    ${sysconfdir}/inittab \
+    ${sysconfdir}/init.d/rcK \
+    ${sysconfdir}/init.d/rcS \
+"
+