# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-physics/mpb/mpb-1.4.2.ebuild,v 1.4 2007/01/10 17:32:24 hkbst Exp $

inherit fortran

DESCRIPTION="Program for computing the band structures and electromagnetic modes of periodic dielectric structures"
SRC_URI="http://ab-initio.mit.edu/mpb/${P}.tar.gz"
HOMEPAGE="http://ab-initio.mit.edu/mpb/"

LICENSE="GPL-2"
KEYWORDS="~x86"

SLOT="0"

DEPEND="virtual/lapack
	dev-scheme/guile
	sci-libs/libctl
	sci-libs/hdf5
	~sci-libs/fftw-2.1.5
	sys-libs/readline"
RDEPEND="~sci-libs/fftw-2.1.5"

src_unpack() {
	unpack ${A}

	epatch "${FILESDIR}"/${P}-gcc4.patch
	# Create directories to compile the versions with inversion 
	# symmetry and with hermitian eps.

	cp -r ${S} ${S}_inv
	cp -r ${S} ${S}_herm
}

src_compile() {
	# Create the normal version (mpb).
	cd ${S}
	econf || die
	MAKEOPTS="-j1" emake || die # Parallel 'make' gives syntax errors.

	# Create the version with inversion symmetry (mpbi).
	cd ${S}_inv
	econf --with-inv-symmetry || die
	MAKEOPTS="-j1" emake || die

	# Create the version with hermitian eps (mpbh).
	cd ${S}_herm
	econf --with-hermitian-eps || die
	MAKEOPTS="-j1" emake || die
}

src_install() {

	cd ${S}
	einstall || die

	dodoc README COPYING NEWS AUTHORS COPYRIGHT ChangeLog TODO
	dohtml doc/*

	# Install mpbi and mpbh as well.

	mv ${S}_inv/mpb-ctl/.mpb ${S}_inv/mpb-ctl/mpbi
	dobin ${S}_inv/mpb-ctl/mpbi

	mv ${S}_herm/mpb-ctl/.mpb ${S}_herm/mpb-ctl/mpbh
	dobin ${S}_herm/mpb-ctl/mpbh

	einfo "Three versions of mpb have been installed:"
	einfo "mpb  : regular version"
	einfo "mpbi : configured for inversion symmetry"
	einfo "mpbh : configured for hermitian epsilon"
}