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LICENSE = "GPL"
DESCRIPTION = "Provides an init script that changes the root file-system to unionfs."
DEPENDS = "busybox base-files"
RDEPENDS_${PN} = "busybox base-files"
SECTION = "base"
PRIORITY = "optional"
SRC_URI = "file://init.unionroot"
inherit update-alternatives
ALTERNATIVE_NAME = "init"
ALTERNATIVE_LINK = "/sbin/init"
ALTERNATIVE_PATH = "/sbin/init.unionroot"
ALTERNATIVE_PRIORITY = "100"
do_install () {
install -d ${D}${base_sbindir}
install -m 0755 ${WORKDIR}/init.unionroot ${D}${base_sbindir}/
}
pkg_postinst () {
# Alter /etc/fstab
mv $D/${sysconfdir}/fstab $D/${sysconfdir}/fstab.old
awk 'BEGIN { print "# Altered by unionroot" }
{ if ( $2 == "/" )
{
print $1 "\t/media/realroot\t" $3 "\t" $4 "\t" $5 "\t" $6
}
else
{
print $0
}
}' $D/${sysconfdir}/fstab.old > $D/${sysconfdir}/fstab
}
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