#	$NetBSD: Makefile.liveimage,v 1.4 2017/02/10 16:43:59 christos Exp $
#
# Common Makefile to create a bootable FS image for USB flash or emulators
#

#
# Required variables:
#	LIVEIMGBASE
#		Basename of the liveimage
#
# Optional variables:
#	LIVEIMAGEMB
#		target image size in MB
#		(if empty default IMAGEMB in Makefile.bootimage is used)
#
# See Makefile.bootimage for other variables.
#

.if !target(check_LIVEIMGBASE)
check_LIVEIMGBASE: .PHONY .NOTMAIN
.if !defined(LIVEIMGBASE)
	@echo "Error: LIVEIMGBASE is not set"
	@false
.else
	@true
.endif
.endif

.if defined(LIVEIMAGEMB)
IMAGEMB=	${LIVEIMAGEMB}
.endif

IMGBASE=	${LIVEIMGBASE}

.include "${NETBSDSRCDIR}/distrib/common/bootimage/Makefile.bootimage"

# LIVEIMG_RELEASEDIR specifies where to install ${LIVEIMGBASE}.img.gz.
# This should be passed from etc/Makefile or etc/etc.${MACHINE}/Makefile.inc
# but also set default here for manual builds.
LIVEIMG_RELEASEDIR?=	${RELEASEMACHINEDIR}/installation/liveimage

# should be defined elsewhere? 
MKDIR?=		mkdir -p

live_image: check_LIVEIMGBASE check_RELEASEDIR ${IMGBASE}.img.gz
	${MKDIR} ${MKDIRPERM} ${LIVEIMG_RELEASEDIR}
	${RELEASE_INSTALL} ${IMGBASE}.img.gz ${LIVEIMG_RELEASEDIR}
	# note ${MAKESUM} will be calculated in src/etc/Makefile

release: