Further cleanups

numpy-1.0.3.ebuild.clean (text/plain), 4.30 KB, created by Vincent Legoll on 2007-07-29 10:37:00 UTC

# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-python/numpy/numpy-1.0.3.ebuild,v 1.12 2007/07/22 15:39:58 opfer Exp $

NEED_PYTHON=2.3

inherit distutils eutils fortran

MY_P=${P/_beta/b}
MY_P=${MY_P/_}
DESCRIPTION="Python array processing for numbers, strings, records, and objects"
SRC_URI="mirror://sourceforge/numpy/${MY_P}.tar.gz"
HOMEPAGE="http://numeric.scipy.org/"

RDEPEND="!dev-python/f2py
	lapack? ( || ( >=sci-libs/blas-atlas-3.7.11-r1
				   >=sci-libs/cblas-reference-20030223-r3 )
				  virtual/lapack )"
DEPEND="${RDEPEND}
	lapack? ( app-admin/eselect-cblas )"

IUSE="lapack fortran"
SLOT="0"
KEYWORDS="~alpha amd64 hppa ia64 ppc ppc64 sparc x86"
LICENSE="BSD"

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

lapack_configure() {
	local mycblas
	for d in $(eselect cblas show); do mycblas=${d}; done
	if [[ -z "${mycblas/reference/}" ]] && [[ -z "${mycblas/atlas/}" ]]; then
		ewarn "You need to set cblas to atlas or reference. Do:"
		ewarn "   eselect cblas set <impl>"
		ewarn "where <impl> is atlas, threaded-atlas or reference"
		die "setup failed"
	fi

	export BLAS=None
	export LAPACK=None
	export ATLAS=None
	export PTATLAS=None
	export MKL=None

	# Remove default values
	echo "# gentoo config" > site.cfg
	echo "[blas_opt]"  >> site.cfg
	case "${mycblas}" in
		reference)
			echo "include_dirs = /usr/include/cblas" >> site.cfg
			echo "libraries = blas, cblas" >> site.cfg
			unset BLAS
			;;
		atlas|threaded-atlas)
			echo "include_dirs = /usr/include/atlas" >> site.cfg
			echo "libraries = blas, cblas, atlas" >> site.cfg
			unset ATLAS
			;;
		*)
			local msg="Invalid cblas implementation: ${cblas}"
			eerror "${msg}"
			die "${msg}"
			;;
	esac
	echo "[lapack_opt]"  >> site.cfg
	echo "libraries = lapack" >> site.cfg
	unset LAPACK
}

fortran_configure() {
	[[ -z "${F77FLAGS}" ]] && F77FLAGS="${CFLAGS}"
	[[ -z "${FFLAGS}" ]] && FFLAGS="${F77FLAGS}"

	# That was called at "inherit fortran" time, but this is now
	# not done any more, look at pkg_setup() below
	need_fortran "gfortran g77"
	
	# Map compilers to what numpy calls them (same as scipy)
	case "${FORTRANC}" in
		gfortran)
			NUMPY_FC="gnu95"
			;;
		g77)
			NUMPY_FC="gnu"	
			;;
		g95)
			NUMPY_FC="g95"
			;;
		ifc|ifort)
			if use ia64; then
				NUMPY_FC="intele"
			elif use amd64; then
				NUMPY_FC="intelem"
			else
				NUMPY_FC="intel"
			fi
			;;
		*)
			local msg="Invalid Fortran compiler \'${FORTRANC}\'"
			eerror "${msg}"
			die "${msg}"
			;;
	esac
	export NUMPY_FC
}

linker_configure() {
	if [[ -n "${LDFLAGS}" ]]; then
		ewarn "Ignoring LDFLAGS=${LDFLAGS}, look at:"
		ewarn "http://projects.scipy.org/scipy/numpy/ticket/182"
	fi
	unset LDFLAGS
}

numpy_configure() {
	use lapack && lapack_configure
	use fortran && fortran_configure
	linker_configure
}

src_unpack() {
	unpack ${A}
	cd ${S}

	# Apply fortran compiler patches
	use fortran && patch_fortran

	# Fix some paths and docs in f2py
	epatch "${FILESDIR}"/${PN}-1.0.1-f2py.patch

	# gentoo patch for ATLAS library names
	sed -i \
		-e "s:'f77blas':'blas':g" \
		-e "s:'ptblas':'blas':g" \
		-e "s:'ptcblas':'cblas':g" \
		-e "s:'lapack_atlas':'lapack':g" \
		numpy/distutils/system_info.py \
		|| die "sed system_info.py failed"
}

if use fortran; then
	NUMPY_FORTRAN_CONFIG="config_fc --fcompiler=${NUMPY_FC} --opt=\"${FFLAGS}\""
fi

src_compile() {
	# See comment before the distutils_src_install
	numpy_configure
	distutils_src_compile ${NUMPY_FORTRAN_CONFIG}
}

src_test() {
	# See comment before the distutils_src_install
	numpy_configure
	${python} setup.py install \
		--home="${S}"/test \
		--no-compile \
	    ${NUMPY_FORTRAN_CONFIG} || die "install test failed"

	pushd "${S}"/test/lib*/python
	PYTHONPATH=. "${python}" -c "import numpy; numpy.test(10,3)" 2>&1 \
		| tee test.log
	grep -q OK test.log || die "test failed"
	popd

	rm -rf test
}

# Horrible kludge to avoid fortran.eclass::fortran_pkg_setup()
# to be called by the global "inherit fortran"
# Suggested in: https://bugs.gentoo.org/show_bug.cgi?id=186913
pkg_setup() {
	true
}

src_install() {
	# We need to do the configuring again, for some reason, the
	# variables are not kept within setup.py functions
	numpy_configure
	distutils_src_install ${NUMPY_FORTRAN_CONFIG}

	docinto numpy
	dodoc numpy/doc/*txt
	docinto f2py
	dodoc numpy/f2py/docs/*txt
	doman numpy/f2py/f2py.1
}