# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: $

IUSE="static readline"

inherit flag-o-matic

S=${WORKDIR}/LVM2.${PV}
DESCRIPTION="User-land utilities for LVM2 (Device Mapper) software"
SRC_URI="ftp://ftp.sistina.com/pub/LVM2/tools/LVM2.${PV}.tgz" 
HOMEPAGE="http://www.sistina.com/products_lvm.htm"
KEYWORDS="~x86 -ppc ~sparc ~hppa"

DEPEND=">=sys-apps/sed-4.0 
		virtual/linux-sources 
		readline? ( >=sys-libs/readline-4.1 >=sys-libs/ncurses-5.2 )"
RDEPEND=""

LICENSE="GPL-2 | LGPL-2"
SLOT="0"

pkg_setup() {
	# Try to find it.
	check_KV

	local KV_major="`uname -r | cut -d. -f1`"
	local KV_minor="`uname -r | cut -d. -f2`"
	local KV_micro="`uname -r | cut -d. -f3 | sed -e 's:[^0-9].*::'`"
	
	if [ -z "${KERNDIR}" ]
	then
		if [ "${KV_major}" -lt 2 -o "${KV_minor}" -lt 5 ]
		then
			eerror "You need to be running a 2.5 kernel to use LVM2."
			eerror "You can force the detection of the kernel source location by setting the KERNDIR environment variable:"
			eerror "export KERNDIR=/lib/modules/<kernel 2.5>/build  OR"
			eerror "export KERNDIR=/usr/src/<kernel 2.5>"
			die "You need to be running a 2.5 kernel to use LVM2."
		fi
		KERNDIR=/lib/modules/${KV}/build

		if [ ! -d "${KERNDIR}" ]
		then
			eerror "You appear to be running kernel version ${KV}, but"
			eerror "I cannot find any kernel headers in the standard"
			eerror "build location."
			echo
			eerror "I looked here: /lib/modules/${KV}/build."
			echo
			die "Couldnt find your kernel source location."
		fi
	else
		if [ ! -d "${KERNDIR}" ]
		then
		 	eerror "Oops?  I cant seem to find a kernel here!"
			eerror "KERNDIR was: ${KERNDIR}"
			die "Couldnt find your kernel source location."
		fi
	fi

	einfo "Using kernel source found in ${KERNDIR}."
		

}

src_compile() {
	local myconf

	export MAKEOPTS=${MAKEOPTS/-j?/}

	filter-flags "-fomit-frame-pointer -pipe"	

	use static && myconf="--enable-static_link"
	use readline || myconf="--disable-readline"

	econf ${myconf} || die "configure failed"
	emake || die "Make failed"
}

src_install() {

	einstall sbindir=${D}/sbin libdir=${D}/lib
	dodir /etc/lvm
	cp doc/example.conf ${D}/etc/lvm/lvm.conf
	insinto /etc/init.d
	doins ${DISTDIR}/lvm2 

	dodoc BUGS COPYING* INSTALL INTRO README TODO VERSION doc/*
}