DESCRIPTION="dmraid (Device-mapper RAID tool and library)"
HOMEPAGE="http://people.redhat.com/~heinzm/sw/dmraid/"
SRC_URI="http://people.redhat.com/~heinzm/sw/dmraid/src/${PN}-${PV/_/.}.tar.bz2"

inherit eutils flag-o-matic

LICENSE="GPL"
SLOT="0"
KEYWORDS="-* ~x86 ~amd64"
IUSE="doc"

DEPEND="virtual/libc
	sys-fs/device-mapper"

RDEPEND=${DEPEND}

pkg_setup() {
	if [ ! `echo ${KV} | grep 2\.[56]\.` ]; then
		ewarn "You are using kernel version ${KV}"
		ewarn "DMraid uses recently introduced Device-Mapper features."
		ewarn "These might be unavailable in the kernel you are running now."
	fi
}

src_compile() {
	cd ${WORKDIR}/${PN}/${PV/_/.}

	#inlining doesnt seem to work for dmraid
	filter-flags -fno-inline
						
	# We want shared. For static boot stuff, people should use genkernel.
	./configure --enable-shared_lib || die "Failed configure"
	
	emake || die "Failed emake"
}

src_install() {
	cd ${WORKDIR}/${PN}/${PV/_/.}

	einstall DESTDIR=${D} install || die "Failed einstall"
	
	dolib.a lib/libdmraid.a

	# no header file is installed by make install
	mkdir -p ${D}/usr/include
	cp include/dmraid.h ${D}/usr/include/libdmraid.h

	use doc && dodoc CHANGELOG README TODO KNOWN_BUGS doc/*
}

pkg_postinst() {
	echo
	einfo "For booting Gentoo from Device-Mapper RAID you can use Genkernel."
	echo
	einfo "Genkernel will generate the kernel and the initrd with a staticly linked dmraid binary:"
	einfo "emerge -av sys-kernel/genkernel"
	einfo "genkernel --dmraid --udev all"	
	echo
	ewarn "DMraid should be safe to use, but no warranties can be given"
	echo
	ebeep 5
	epause 5
}