From 6fb2f4e8860e2ccdf204e734333e11c026dbd066 Mon Sep 17 00:00:00 2001
From: Honza Macháček <Hloupy.Honza@centrum.cz>
Date: Thu, 19 Sep 2013 09:56:37 +0200
Subject: sci-physics/openm updated to 3.7.6, corrected linking with fortran
 code using gcc.

Package-Manager: portage-2.2.1
---
 sci-physics/openmx/openmx-3.7.6.ebuild | 171 +++++++++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 sci-physics/openmx/openmx-3.7.6.ebuild

(limited to 'sci-physics/openmx/openmx-3.7.6.ebuild')

diff --git a/sci-physics/openmx/openmx-3.7.6.ebuild b/sci-physics/openmx/openmx-3.7.6.ebuild
new file mode 100644
index 000000000..bb44f1648
--- /dev/null
+++ b/sci-physics/openmx/openmx-3.7.6.ebuild
@@ -0,0 +1,171 @@
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+EAPI=5
+
+inherit eutils multilib toolchain-funcs fortran-2
+
+PATCHDATE="13Sep01"
+
+DESCRIPTION="Material eXplorer using DFT, NC pseudopotentials, and pseudo-atomic localized basis functions"
+HOMEPAGE="http://www.openmx-square.org/"
+SRC_URI="
+	http://www.openmx-square.org/${PN}${PV%.[0-9]}.tar.gz
+	http://www.openmx-square.org/bugfixed/${PATCHDATE}/patch${PV}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="-debug mpi openmp test"
+
+RDEPEND="
+	virtual/blas
+	virtual/lapack
+	sci-libs/fftw:3.0[mpi?,openmp?]
+	mpi? ( virtual/mpi )"
+DEPEND="${RDEPEND}
+	virtual/pkgconfig"
+
+S="${WORKDIR}/${PN}${PV%.[0-9]}"
+
+MAKEOPTS+=" -j1"
+
+FORTRAN_STANDARD=90
+
+pkg_setup() {
+	# Link in the GNU Fortran library for Fortran code.
+	# Other compilers may need other hacks.
+	FC_LIB=""
+	if [[ $(tc-getCC)$ == *gcc* ]]; then
+		FC_LIB="-lgfortran"
+	fi
+	export FC_LIB
+
+	if use mpi; then
+		export CC="mpicc"
+		export FC="mpif90"
+	else
+		tc-export CC
+		tc-export FC
+	fi
+
+	if use openmp; then FORTRAN_NEED_OPENMP=1; fi
+
+	fortran-2_pkg_setup
+
+	if use openmp; then
+		# based on _fortran-has-openmp() of fortran-2.eclass
+		local code=ebuild-openmp-flags
+		local ret
+		local openmp
+
+		pushd "${T}"
+		cat <<- EOF > "${code}.c"
+		# include <omp.h>
+		main () {
+			int nthreads;
+			nthreads=omp_get_num_threads();
+		}
+		EOF
+
+		for openmp in -fopenmp -xopenmp -openmp -mp -omp -qsmp=omp; do
+			${CC} ${openmp} "${code}.c" -o "${code}.o" &>> "${T}"/_c_compile_test.log
+			ret=$?
+			(( ${ret} )) || break
+		done
+
+		rm -f "${code}.*"
+		popd
+
+		if (( ${ret} )); then
+			die "Please switch to an openmp compatible C compiler"
+		else
+			export CC="${CC} ${openmp}"
+		fi
+
+		pushd "${T}"
+		cat <<- EOF > "${code}.f"
+		1     call omp_get_num_threads
+		2     end
+		EOF
+
+		for openmp in -fopenmp -xopenmp -openmp -mp -omp -qsmp=omp; do
+			${FC} ${openmp} "${code}.f" -o "${code}.o" &>> "${T}"/_f_compile_test.log
+			ret=$?
+			(( ${ret} )) || break
+		done
+
+		rm -f "${code}.*"
+		popd
+
+		if (( ${ret} )); then
+			die "Please switch to an openmp compatible fortran compiler"
+		else
+			export FC="${FC} ${openmp}"
+		fi
+	fi
+
+}
+
+src_prepare() {
+	cd "${WORKDIR}"
+	mv *.[hc] "${S}"/source
+	epatch "${FILESDIR}/3.7-fortran_objects.patch"
+}
+
+src_configure() {
+	local FFTW_FLAVOUR=fftw3
+	if use openmp; then
+	   FFTW_FLAVOUR=fftw3_omp
+	else
+	   export CFLAGS="${CFLAGS} -Dnoomp"
+	fi
+	if use mpi; then
+	   FFTW_FLAVOUR=fftw3_mpi
+	else
+	   export CFLAGS="${CFLAGS} -Dnompi"
+	fi
+	CFLAGS="${CFLAGS} $($(tc-getPKG_CONFIG) --cflags lapack)"
+	CFLAGS="${CFLAGS} $($(tc-getPKG_CONFIG) --cflags ${FFTW_FLAVOUR})"
+	export CFLAGS
+
+	FCFLAGS="${FCFLAGS} -I/usr/include"
+	FCFLAGS="${FCFLAGS} $($(tc-getPKG_CONFIG) --cflags lapack)"
+	FCFLAGS="${FCFLAGS} $($(tc-getPKG_CONFIG) --cflags ${FFTW_FLAVOUR})"
+	export FCFLAGS
+
+	local MX_LIB="$($(tc-getPKG_CONFIG) --static --libs lapack)"
+	MX_LIB="${MX_LIB} $($(tc-getPKG_CONFIG) --static --libs ${FFTW_FLAVOUR})"
+	if use mpi; then
+		MX_LIB="${MX_LIB} $(mpif90 -showme:link)"
+	fi
+
+	sed \
+		-e "s%^CC *=.*$%CC  = ${CC} ${CFLAGS}%" \
+		-e "s%^FC *=.*$%FC  = ${FC} ${FCFLAGS}%" \
+		-e "s%^LIB *=.*$%LIB = ${MX_LIB} ${FC_LIB}%" \
+		-i source/makefile || die
+}
+
+src_compile() {
+	emake -C source
+}
+
+src_test() {
+	cd work
+	../source/openmx -runtest || die
+}
+
+src_install() {
+	insinto /usr/share/${P}
+	doins -r DFT_DATA13
+	cd work
+	insinto /usr/share/${P}/examples
+	doins -r *
+	cd ../source
+	dodir /usr/bin
+	emake DESTDIR="${D}/usr/bin" install
+	dodoc "${S}/${PN}${PV%.?}.pdf"
+	use test && dodoc "${S}"/work/runtest.result
+}
-- 
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