DIST atlas-3.7.39-shared-libs.patch.bz2 6612 SHA256 c4f1c572a4506931c937d71f5b72709b36066e3c33b856a8a19444f72d2f9528 SHA512 476eecfba13e087b3342d4e10edd36e630be20ab36af456d1718360eeb3486a87b34d00762845f1588782c03ff56e83e71dc5381da16a14922511b3f81f93a05 WHIRLPOOL bfbd5517b53d3638767df224e31e52f573049ce4a9441c407b7172fc0accb5d2f9e53256e673379f992c5cd447bfd90bc22e7a0cb48e592fd64884ec67f8ff54

DIST atlas3.8.0.tar.bz2 2463051 SHA256 e9131d8ffd2dfdd12312676e38183ca45a52547fad5498e46f90c95954bf121c SHA512 bcc1b2197fd52ff1eceb58eef5a618a4f5b5117264289d5311350f315be237cddc4f42ad08447049107b542d4fa9cf12ff35634684097df254a4366eda977a2a WHIRLPOOL 68ed783af74f9af1ae621bffa2a2a136876f6e663872f95abf6c028d2ae0fb87fc3c9359a7d669cd02a87b1ee22effed63f687852d580114c4116a28070b2899

DIST lapack-lite-3.1.1.tgz 5332509 SHA256 505a13272d0d71c45ea52be2de74b0562b234ea3ccf5160665c7a2ee74a58437 SHA512 492b932ef313339ce6b4e63ac8f778489e6870b0eb85f7b086f3c844e75f98e7f85382c7556dfa368ab8320b6f02d1df8ccfcb40b5c0b7c2d74518b7c309e75c WHIRLPOOL 11145043d16b8c2972229e17a24e92e62987c08e84d91b81a7f4767b80f13844faffb2a2798b321a78c7127d849a0fd60cbb1605f03e150b4eaa6c230f0e7fdd

DIST lapack-reference-3.1.1-autotools.patch.bz2 7233 SHA256 63e2c0b64118ca20aed3ca52dbc553ba924c242d3a0b07e6236dee99ede16802 SHA512 3ae61a9d569bdbe3d416652feedf1ae26fe85b23d919fb9d493e1474e616eeb23e87738ecb4970dde5f320812d3bb71c0f3c432548ab8e978941d90afe4cb418 WHIRLPOOL 449d9bf9c7f58c019804708b10f902919e55a722af6fe31904cd7b941074c66c68ef809e56fcce99e6f946da8e69be383b838a6a866ede6ee925268d6b24d423

EBUILD lapack-atlas-3.8.0.ebuild 5891 SHA256 cc84077dbc8782262ef22e1c73cf76746d969504590e09c965886969db88532b SHA512 4a12f8ce68910bbddb3b197d59081c258352ec200a96299d8f1ed81878f7df6a9dae1cc2a309a6de4242e72ab00b680e8e12f94e69277b6b0463744a84094a6d WHIRLPOOL 8115e3a518af19d434602de8bd7da571ac08000a1400f9769fa2f284d5431d494c4d2cc9a1a7ab20fd2157c051df396776fb06d61389a016b475c497f8360dc0

# Copyright 1999-2010 Gentoo Foundation

# Distributed under the terms of the GNU General Public License v2

# $Header: /var/cvsroot/gentoo-x86/sci-libs/lapack-atlas/lapack-atlas-3.8.0.ebuild,v 1.17 2010/12/17 08:10:35 jlec Exp $

inherit eutils flag-o-matic toolchain-funcs autotools versionator

MY_PN="${PN/lapack-/}"

PATCH_V="3.7.39"

L_PN="lapack"

L_PV="3.1.1"

BlasRelease=$(get_version_component_range 1-3)

DESCRIPTION="F77 and C LAPACK implementations using available ATLAS routines"

LICENSE="BSD"

HOMEPAGE="http://math-atlas.sourceforge.net/"

SRC_URI1="mirror://sourceforge/math-atlas/${MY_PN}${PV}.tar.bz2"

SRC_URI2="http://www.netlib.org/${L_PN}/${L_PN}-lite-${L_PV}.tgz"

SRC_URI="${SRC_URI1} ${SRC_URI2}

	mirror://gentoo/${MY_PN}-${PATCH_V}-shared-libs.patch.bz2

	mirror://gentoo/${L_PN}-reference-${L_PV}-autotools.patch.bz2"

SLOT="0"

IUSE="doc"

KEYWORDS="alpha amd64 ppc ppc64 sparc x86"

CDEPEND="virtual/blas

	virtual/cblas

	app-admin/eselect-lapack

	~sci-libs/blas-atlas-${BlasRelease}"

DEPEND="${CDEPEND}

	dev-util/pkgconfig

	>=sys-devel/libtool-1.5"

RDEPEND="${CDEPEND}

	doc? ( app-doc/lapack-docs )"

S="${WORKDIR}/ATLAS"

S_LAPACK="${WORKDIR}/${L_PN}-lite-${L_PV}"

BLD_DIR="${S}/gentoo-build"

RPATH="${DESTTREE}/$(get_libdir)/${L_PN}/${MY_PN}"

src_unpack() {

	unpack ${A}

	cd "${S}"

	epatch "${DISTDIR}"/${MY_PN}-${PATCH_V}-shared-libs.patch.bz2

	epatch "${FILESDIR}"/${MY_PN}-asm-gentoo.patch

	# make sure the compile picks up the proper includes

	sed -i \

		-e "s|INCLUDES.*=|INCLUDES = -I/usr/include/atlas/|"  \

		"${S}"/CONFIG/src/SpewMakeInc.c \

		|| die "failed to append proper includes"

	BLD_DIR="${S}"/gentoo-build

	mkdir "${BLD_DIR}"  || die "failed to generate build directory"

	cd "${BLD_DIR}"

	cp "${FILESDIR}"/war . && chmod a+x war || die "failed to install war"

	# force proper 32/64bit libs

	local archselect

	if use amd64 || use ppc64; then

		archselect="-b 64"

	elif use alpha; then

		archselect=""

	else

		archselect="-b 32"

	fi

	# Remove -m64 on alpha, since the compiler doesn't support it

	use alpha && sed -i -e 's/-m64//g' "${S}"/CONFIG/src/probe_comp.c

	../configure \

		--cc="$(tc-getCC)" \

		--cflags="${CFLAGS}" \

		--prefix="${D}/${DESTTREE}" \

		--libdir="${D}/${DESTTREE}"/$(get_libdir)/atlas \

		--incdir="${D}/${DESTTREE}"/include \

		-C ac "$(tc-getCC)" -F ac "${CFLAGS}" \

		-C if $(tc-getFC) -F if "${FFLAGS:--O2}" \

		-Ss pmake "\$(MAKE) ${MAKEOPTS}" \

		-Si cputhrchk 0 ${archselect} \

		|| die "configure failed"

	cd "${S_LAPACK}"

	epatch "${WORKDIR}"/${L_PN}-reference-${L_PV}-autotools.patch

	epatch "${FILESDIR}"/${L_PN}-reference-${L_PV}-test-fix.patch

	eautoreconf

	# set up the testing routines

	sed -e "s:g77:$(tc-getFC):" \

		-e "s:-funroll-all-loops -O3:${FFLAGS} $(pkg-config --cflags blas cblas):" \

		-e "s:LOADOPTS =:LOADOPTS = ${LDFLAGS} $(pkg-config --cflags blas cblas):" \

		-e "s:../../blas\$(PLAT).a:$(pkg-config --libs blas cblas):" \

		-e "s:lapack\$(PLAT).a:SRC/.libs/liblapack.so -Wl,-rpath,${S_LAPACK}/SRC/.libs:" \

		-e "s:EXT_ETIME$:INT_CPU_TIME:" \

		make.inc.example > make.inc \

		|| die "Failed to set up make.inc"

}

src_compile() {

	# build atlas' part of lapack

	cd "${BLD_DIR}"

	for d in src/lapack interfaces/lapack/C/src interfaces/lapack/F77/src; do

		cd "${BLD_DIR}"/${d}

		make lib || die "Failed to make lib in ${d}"

	done

	# build rest of lapack

	S_LAPACK="${WORKDIR}"/${L_PN}-lite-${L_PV}

	cd "${S_LAPACK}"

	econf || die "Failed to configure reference lapack lib"

	emake || die "Failed to make reference lapack lib"

	cd "${S_LAPACK}"/SRC

	einfo "Copying liblapack.a/*.o to ${S_LAPACK}/SRC"

	cp -sf "${BLD_DIR}"/gentoo/liblapack.a/*.o .

	einfo "Copying liblapack.a/*.lo to ${S_LAPACK}/SRC"

	cp -sf "${BLD_DIR}"/gentoo/liblapack.a/*.lo .

	einfo "Copying liblapack.a/.libs/*.o to ${S_LAPACK}/SRC"

	cp -sf "${BLD_DIR}"/gentoo/liblapack.a/.libs/*.o .libs/

	RPATH="${DESTTREE}"/$(get_libdir)/${L_PN}/${MY_PN}

	local flibs

	[[ $(tc-getFC) =~ gfortran ]] && flibs=-lgfortran

	[[ $(tc-getFC) =~ g77 ]] && flibs=-lg2c

	../libtool --mode=link --tag=F77 $(tc-getFC) \

		$(pkg-config --libs blas cblas) -latlas ${flibs} \

		-o liblapack.la *.lo -rpath "${RPATH}" \

		|| die "Failed to create liblapack.la"

	# making pkg-config file

	sed -e "s:@LIBDIR@:$(get_libdir):" \

		-e "s:@PV@:${PV}:" \

		-e "s:@EXTLIBS@:-lm ${flibs}:g" \

		"${FILESDIR}"/lapack.pc.in > "${S}"/lapack.pc \

		|| die "sed lapack.pc failed"

}

src_install () {

	dodir "${RPATH}"

	cd "${S_LAPACK}"/SRC

	../libtool --mode=install cp liblapack.la "${D}/${RPATH}" \

		|| die "Failed to install lapack-atlas library"

	ESELECT_PROF=atlas

	eselect lapack add $(get_libdir) "${FILESDIR}"/eselect.lapack.atlas ${ESELECT_PROF}

	insinto /usr/include/atlas

	doins "${S}"/include/clapack.h || die "Failed to install clapack.h"

	dosym atlas/clapack.h /usr/include/clapack.h

	cd "${S}"

	dodoc README doc/AtlasCredits.txt doc/ChangeLog \

		|| die "Failed to install docs"

	insinto /usr/$(get_libdir)/lapack/atlas

	doins "${S}"/lapack.pc || die "Failed to install lapack.pc"

}

src_test() {

	cd "${S_LAPACK}"/TESTING/MATGEN

	emake || die "Failed to create tmglib.a"

	cd ..

	emake || die "lapack-reference tests failed"

}

pkg_postinst() {

	local current_lib=$(eselect lapack show | cut -d' ' -f2)

	# this snippet works around the eselect bug #189942 and makes

	# sure that users upgrading from a previous lapack-atlas

	# version pick up the new pkg-config files

	if [[ ${current_lib} == ${ESELECT_PROF} || -z ${current_lib} ]]; then

		local configfile="${ROOT}"/etc/env.d/lapack/$(get_libdir)/config

		[[ -e ${configfile} ]] && rm -f ${configfile}

		eselect lapack set ${ESELECT_PROF}

		elog "lapack has been eselected to ${ESELECT_PROF}"

	else

		elog "Current eselected lapack is ${current_lib}"

		elog "To use blas ${ESELECT_PROF} implementation, you have to issue (as root):"

		elog "\t eselect lapack set ${ESELECT_PROF}"

	fi

}