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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
inherit desktop fortran-2 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.ru.nl/molden/"
SRC_URI="ftp://ftp.cmbi.ru.nl/pub/molgraph/${PN}/${MY_P}.tar.gz"
LICENSE="MOLDEN"
SLOT="0"
KEYWORDS="amd64 x86"
IUSE="opengl"
RDEPEND="
x11-libs/libXmu
virtual/glu
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}/${MY_P}"
PATCHES=(
"${FILESDIR}"/${PN}-5.0-ambfor.patch
"${FILESDIR}"/${PN}-5.0-overflow.patch
"${FILESDIR}"/${PN}-4.8-ldflags.patch
"${FILESDIR}"/${PN}-4.7-implicit-dec.patch
"${FILESDIR}"/${PN}-5.5-gcc8.patch
)
src_prepare() {
default
sed \
-e 's:makedepend:gccmakedep:g' \
-i surf/Makefile || die
sed 's:shell g77:shell $(FC):g' -i makefile || die
}
src_compile() {
local args=()
# Use -mieee on alpha, according to the Makefile
use alpha && append-flags -mieee
# GCC 10 workaround
# bug #724556
append-fflags $(test-flags-FC -fallow-argument-mismatch)
args=(
CC="$(tc-getCC) ${CFLAGS}"
FC="$(tc-getFC)"
LDR="$(tc-getFC)"
FFLAGS="${FFLAGS}"
)
einfo "Building Molden..."
emake -j1 "${args[@]}"
if use opengl ; then
einfo "Building Molden OpenGL helper..."
emake -j1 "${args[@]}" moldenogl
fi
}
src_install() {
dobin ${PN} g${PN} $(usex opengl ${PN}ogl "")
doicon gmolden.png
make_desktop_entry gmolden MOLDEN gmolden.png
dodoc HISTORY README REGISTER
cd doc || die
uncompress * && dodoc *
}
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