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# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-chemistry/mpqc/mpqc-2.3.1-r1.ebuild,v 1.4 2006/09/20 01:15:51 markusle Exp $
inherit fortran
DESCRIPTION="The Massively Parallel Quantum Chemistry Program"
HOMEPAGE="http://www.mpqc.org/"
SRC_URI="mirror://sourceforge/mpqc/${P}.tar.bz2"
LICENSE="GPL-2"
SLOT="0"
# Should work on x86, amd64 and ppc, at least
KEYWORDS="~amd64 ppc ppc64 x86"
IUSE="doc threads tk"
RDEPEND="virtual/blas
virtual/lapack
tk? ( dev-lang/tk )"
DEPEND="${RDEPEND}
sys-devel/flex
dev-lang/perl
>=sys-apps/sed-4
doc? ( app-doc/doxygen
media-gfx/graphviz )"
src_unpack() {
unpack ${A}
cd "${S}"
# do not install tkmolrender if not requested
if ! use tk; then
sed -e "s:.*/bin/molrender/tkmolrender.*::" \
-e "s:.*\$(INSTALLBINOPT) tkmolrender.*::" \
-e "s:/bin/rm -f tkmolrender::" \
-i "./src/bin/molrender/Makefile" \
|| die "failed to disable tkmolrender"
fi
}
src_compile() {
# Only shared will work on ppc64 - bug #62124
# But we always want shared libraries
econf \
$(use_enable threads) \
--enable-shared \
${myconf} || die "configure failed"
sed -i -e "s:^CFLAGS =.*$:CFLAGS=${CFLAGS}:" \
-e "s:^FFLAGS =.*$:FFLAGS=${FFLAGS:- -O2}:" \
-e "s:^CXXFLAGS =.*$:CXXFLAGS=${CXXFLAGS}:" \
lib/LocalMakefile
emake || die "emake failed"
}
src_test() {
cd "${S}"/src/bin/mpqc/validate
# we'll only run the small test set, since the
# medium and large ones take >10h and >24h on my
# 1.8Ghz P4M
make check0 || die "failed in test routines"
}
src_install() {
make installroot="${D}" install install_devel install_inc \
|| die "install failed"
dodoc CHANGES CITATION README || die "failed to install docs"
# make extended docs
if use doc; then
cd "${S}"/doc
make all || die "failed to generate documentation"
doman man/man1/* && doman man/man3/* || \
die "failed to install man pages"
dohtml -r html/
fi
}
pkg_postinst() {
echo
einfo "MPQC can be picky with regard to compilation flags."
einfo "If during mpqc runs you have trouble converging or "
einfo "experience oscillations during SCF interations, "
einfo "consider recompiling with less aggressive CFLAGS/CXXFLAGS."
einfo "Particularly, replacing -march=pentium4 by -march=pentium3"
einfo "might help if you encounter problems with correlation "
einfo "consistent basis sets."
echo
}
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