[projects/geninitrd.git] / mod-blkid.sh

#!/bin/sh
BLKID_RCSID='$Revision$ $Date::                            $'

# geninitrd mod: blkid
USE_BLKID=${USE_BLKID:-yes}

# true if we should parse UUID= or LABEL= for root parameter

# setup geninitrd module
# @access	public
setup_mod_blkid() {
	blkid=$(find_tool $initrd_dir/blkid /sbin/initrd-blkid)

	if [ ! -x "$blkid" ]; then
		USE_BLKID=no
	fi
}

# generate initrd fragment
# @access	public
initrd_gen_blkid() {
	if ! is_yes "$USE_BLKID"; then
		return
	fi
	debug "Adding BLKID support to initrd"

	inst_exec $blkid /bin/blkid
	initrd_gen_devices
	add_linuxrc <<-'EOF'
		# if built with blkid change ROOT=LABEL=something into ROOT=/dev/somethingelse -
		# parsed by blkid
		if [ "${ROOT##LABEL=}" != "${ROOT}" -o "${ROOT##UUID=}" != "${ROOT}" ]; then
			ROOT="$(/bin/blkid -t $ROOT -o device -l)"
		fi
	EOF
}
Commit	Line	Data
8351ab8d	1	#!/bin/sh
c34c6a69	2	BLKID_RCSID='$Revision$ $Date:: $'
05c474b5	3
8351ab8d	4	# geninitrd mod: blkid
6e49b0b1	5	USE_BLKID=${USE_BLKID:-yes}
8351ab8d ER	6
8351ab8d ER	7	# true if we should parse UUID= or LABEL= for root parameter
8351ab8d	8
c124d0cf ER	9	# setup geninitrd module
	10	# @access public
	11	setup_mod_blkid() {
	12	blkid=$(find_tool $initrd_dir/blkid /sbin/initrd-blkid)
6e49b0b1 ER	13
6e49b0b1 ER	14	if [ ! -x "$blkid" ]; then
c124d0cf ER	15	USE_BLKID=no
	16	fi
	17	}
8351ab8d ER	18
	19	# generate initrd fragment
	20	# @access public
	21	initrd_gen_blkid() {
1b481849 ER	22	if ! is_yes "$USE_BLKID"; then
	23	return
	24	fi
8351ab8d ER	25	debug "Adding BLKID support to initrd"
	26
	27	inst_exec $blkid /bin/blkid
	28	initrd_gen_devices
	29	add_linuxrc <<-'EOF'
	30	# if built with blkid change ROOT=LABEL=something into ROOT=/dev/somethingelse -
	31	# parsed by blkid
	32	if [ "${ROOT##LABEL=}" != "${ROOT}" -o "${ROOT##UUID=}" != "${ROOT}" ]; then
	33	ROOT="$(/bin/blkid -t $ROOT -o device -l)"
	34	fi
	35	EOF
	36	}