sci-chemistry/molden/molden-4.7-r1.ebuild


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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-chemistry/molden/molden-4.7-r1.ebuild,v 1.4 2010/12/16 15:09:26 jlec Exp $

EAPI="3"

inherit eutils flag-o-matic toolchain-funcs

MY_P="${PN}${PV}"

DESCRIPTION="Display molecular density from GAMESS-UK, GAMESS-US, GAUSSIAN and Mopac/Ampac."
HOMEPAGE="http://www.cmbi.kun.nl/~schaft/molden/molden.html"
SRC_URI="ftp://ftp.cmbi.kun.nl/pub/molgraph/${PN}/${MY_P}.tar.gz"

LICENSE="as-is"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~ia64 ~x86"
IUSE="opengl"

RDEPEND="
	x11-libs/libXmu
	opengl? (
		media-libs/freeglut
		virtual/opengl )"
DEPEND="${RDEPEND}
	x11-misc/gccmakedep
	app-editors/vim"
	# vim provides ex, which the build system uses (surf/Makefile, at least)

S="${WORKDIR}/${MY_P}"

src_prepare() {
	epatch "${FILESDIR}"/${P}-glibc-2.11.patch \
		"${FILESDIR}"/${P}-ldflags.patch \
		"${FILESDIR}"/${P}-implicit-dec.patch
	sed 's:makedepend:gccmakedep:g' -i surf/Makefile
}

src_compile() {
	# Use -mieee on alpha, according to the Makefile
	use alpha && append-flags -mieee

	# Honor CC, CFLAGS, FC, and FFLAGS from environment;
	# unfortunately a bash bug prevents us from doing typeset and
	# assignment on the same line.
	typeset -a args
	args=( CC="$(tc-getCC) ${CFLAGS}" \
		FC="$(tc-getFC)" LDR="$(tc-getFC) ${LDFLAGS}" FFLAGS="${FFLAGS}" )

	einfo "Building Molden..."
	emake -j1 "${args[@]}" || die "molden emake failed"
	if use opengl ; then
		einfo "Building Molden OpenGL helper..."
		emake -j1 "${args[@]}" moldenogl || die "moldenogl emake failed"
	fi
}

src_install() {
	dobin ${PN} g${PN} || die "failed to install molden executable."
	if use opengl ; then
		dobin ${PN}ogl || die "failed to install moldenogl."
	fi

	dodoc HISTORY README REGISTER || die "failed to install docs."
	cd doc
	uncompress * && dodoc * || die "failed to install docs."
}