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

#!/bin/sh
# 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
	verbose "Adding BLKID support to initrd"

	inst_exec $blkid /sbin/blkid
	initrd_gen_devices
	add_linuxrc <<-'EOF'
		# if built with blkid change ROOT=LABEL=something into ROOT=/dev/device parsed by blkid
		if [ "${ROOT##LABEL=}" != "${ROOT}" -o "${ROOT##UUID=}" != "${ROOT}" ]; then
			blkid="$(/sbin/blkid -t $ROOT -o device -l)"
			if [ -n "$blkid" ]; then
				ROOT=$blkid
			fi
		fi
	EOF
}
Commit	Line	Data
8351ab8d	1	#!/bin/sh
8351ab8d	2	# geninitrd mod: blkid
6e49b0b1	3	USE_BLKID=${USE_BLKID:-yes}
8351ab8d ER	4
8351ab8d ER	5	# true if we should parse UUID= or LABEL= for root parameter
8351ab8d	6
c124d0cf ER	7	# setup geninitrd module
	8	# @access public
	9	setup_mod_blkid() {
	10	blkid=$(find_tool $initrd_dir/blkid /sbin/initrd-blkid)
6e49b0b1 ER	11
6e49b0b1 ER	12	if [ ! -x "$blkid" ]; then
c124d0cf ER	13	USE_BLKID=no
	14	fi
	15	}
8351ab8d ER	16
	17	# generate initrd fragment
	18	# @access public
	19	initrd_gen_blkid() {
1b481849 ER	20	if ! is_yes "$USE_BLKID"; then
	21	return
	22	fi
02ba8ab7	23	verbose "Adding BLKID support to initrd"
8351ab8d	24
33cc4751	25	inst_exec $blkid /sbin/blkid
8351ab8d ER	26	initrd_gen_devices
8351ab8d ER	27	add_linuxrc <<-'EOF'
c5b15a4c	28	# if built with blkid change ROOT=LABEL=something into ROOT=/dev/device parsed by blkid
8351ab8d	29	if [ "${ROOT##LABEL=}" != "${ROOT}" -o "${ROOT##UUID=}" != "${ROOT}" ]; then
33cc4751	30	blkid="$(/sbin/blkid -t $ROOT -o device -l)"
c5b15a4c ER	31	if [ -n "$blkid" ]; then
	32	ROOT=$blkid
	33	fi
8351ab8d ER	34	fi
	35	EOF
	36	}