image.bbclass: tweak read_only_rootfs_hook to also support systemd based systems

Modify the read_only_rootfs_hook function to make it also have effect
on systemd based systems.

(From OE-Core rev: 92f956d813303f8ee86fd40a4ee3d604a9b4e76e)

Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Chen Qi
2014-07-23 05:41:04 -04:00
committed by Richard Purdie
parent 713f1fd514
commit eecd637546

View File

@@ -199,9 +199,10 @@ do_rootfs[umask] = "022"
# A hook function to support read-only-rootfs IMAGE_FEATURES
# Currently, it only supports sysvinit system.
read_only_rootfs_hook () {
# Tweak the mount option and fs_passno for rootfs in fstab
sed -i -e '/^[#[:space:]]*\/dev\/root/{s/defaults/ro/;s/\([[:space:]]*[[:digit:]]\)\([[:space:]]*\)[[:digit:]]$/\1\20/}' ${IMAGE_ROOTFS}/etc/fstab
if ${@bb.utils.contains("DISTRO_FEATURES", "sysvinit", "true", "false", d)}; then
# Tweak the mount option and fs_passno for rootfs in fstab
sed -i -e '/^[#[:space:]]*\/dev\/root/{s/defaults/ro/;s/\([[:space:]]*[[:digit:]]\)\([[:space:]]*\)[[:digit:]]$/\1\20/}' ${IMAGE_ROOTFS}/etc/fstab
# Change the value of ROOTFS_READ_ONLY in /etc/default/rcS to yes
if [ -e ${IMAGE_ROOTFS}/etc/default/rcS ]; then
sed -i 's/ROOTFS_READ_ONLY=no/ROOTFS_READ_ONLY=yes/' ${IMAGE_ROOTFS}/etc/default/rcS