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# Copyright 1999-2012 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sci-libs/lapack-atlas/lapack-atlas-3.9.23-r2.ebuild,v 1.9 2012/10/18 21:02:51 jlec Exp $
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EAPI="3"
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inherit eutils flag-o-matic fortran-2 toolchain-funcs autotools versionator
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MY_PN="${PN/lapack-/}"
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PATCH_V="3.9.21"
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L_PN="lapack"
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L_PV="3.1.1"
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BlasRelease=$(get_version_component_range 1-3)
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DESCRIPTION="F77 and C LAPACK implementations using available ATLAS routines"
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HOMEPAGE="http://math-atlas.sourceforge.net/"
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SRC_URI1="mirror://sourceforge/math-atlas/${MY_PN}${PV}.tar.bz2"
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SRC_URI2="http://www.netlib.org/${L_PN}/${L_PN}-lite-${L_PV}.tgz"
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SRC_URI="${SRC_URI1} ${SRC_URI2}
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mirror://gentoo/${MY_PN}-${PATCH_V}-shared-libs.2.patch.bz2
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mirror://gentoo/${L_PN}-reference-${L_PV}-autotools.patch.bz2"
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SLOT="0"
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LICENSE="BSD"
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IUSE="doc"
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KEYWORDS="~alpha ~amd64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux"
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CDEPEND="
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virtual/blas
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virtual/cblas
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app-admin/eselect-lapack
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~sci-libs/blas-atlas-${BlasRelease}"
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DEPEND="${CDEPEND}
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virtual/pkgconfig
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>=sys-devel/libtool-1.5"
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RDEPEND="${CDEPEND}
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doc? ( app-doc/lapack-docs )"
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S="${WORKDIR}/ATLAS"
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S_LAPACK="${WORKDIR}/${L_PN}-lite-${L_PV}"
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BLD_DIR="${S}/gentoo-build"
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RPATH="${DESTTREE}/$(get_libdir)/${L_PN}/${MY_PN}"
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S_LAPACK="${WORKDIR}"/${L_PN}-lite-${L_PV}
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src_prepare() {
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epatch "${DISTDIR}"/${MY_PN}-${PATCH_V}-shared-libs.2.patch.bz2
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epatch "${FILESDIR}"/${MY_PN}-asm-gentoo.patch
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epatch "${FILESDIR}"/${PN}-${PATCH_V}-lam.patch
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# make sure the compile picks up the proper includes
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sed -i \
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-e "s|INCLUDES.*=|INCLUDES = -I${EPREFIX}/usr/include/atlas/|" \
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"${S}"/CONFIG/src/SpewMakeInc.c \
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|| die "failed to append proper includes"
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cp "${FILESDIR}"/eselect.lapack.atlas "${T}"/
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sed -i -e "s:/usr:${EPREFIX}/usr:" \
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"${T}"/eselect.lapack.atlas || die
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if [[ ${CHOST} == *-darwin* ]] ; then
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sed -i -e 's/\.so\([\.0-9]\+\)\?/\1.dylib/g' \
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"${T}"/eselect.lapack.atlas || die
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sed -e /LIBTOOL/s/libtool/glibtool/ -i CONFIG/src/SpewMakeInc.c
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epatch "${FILESDIR}"/${PN}-3.9.3-darwin-make-top.patch
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fi
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mkdir "${BLD_DIR}" || die "failed to generate build directory"
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cd "${BLD_DIR}"
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cp "${FILESDIR}"/war . && chmod a+x war || die "failed to install war"
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sed -i -e '1c\#! '"${EPREFIX}"'/bin/bash' war
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cd "${S_LAPACK}"
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epatch "${WORKDIR}"/${L_PN}-reference-${L_PV}-autotools.patch
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epatch "${FILESDIR}"/${L_PN}-reference-${L_PV}-test-fix.patch
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eautoreconf
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}
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src_configure() {
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cd "${BLD_DIR}"
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local archselect=
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if use amd64 || use ppc64; then
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archselect="-b 64"
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elif use alpha; then
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archselect=""
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else
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archselect="-b 32"
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fi
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# Remove -m64 on alpha, since the compiler doesn't support it
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use alpha && sed -i -e 's/-m64//g' "${S}"/CONFIG/src/probe_comp.c
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# unfortunately, atlas-3.9.0 chokes when passed
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# x86_64-pc-linux-gnu-gcc and friends instead of
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# plain gcc. Hence, we'll have to workaround this
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# until it is fixed by upstream
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local c_compiler=$(tc-getCC)
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if [[ "${c_compiler}" == *gcc* ]]; then
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c_compiler="gcc"
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fi
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../configure \
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--cc="${c_compiler}" \
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--cflags="${CFLAGS}" \
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--prefix="${ED}/${DESTTREE}" \
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--libdir="${ED}/${DESTTREE}"/$(get_libdir)/atlas \
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--incdir="${ED}/${DESTTREE}"/include \
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-C ac "${c_compiler}" -F ac "${CFLAGS}" \
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-C if $(tc-getFC) -F if "${FFLAGS:-'-O2'}" \
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-Ss pmake "\$(MAKE) ${MAKEOPTS}" \
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-Si cputhrchk 0 ${archselect} \
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|| die "configure failed"
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cd "${S_LAPACK}"
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# set up the testing routines
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sed -e "s:g77:$(tc-getFC):" \
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-e "s:-funroll-all-loops -O3:${FFLAGS} $(pkg-config --cflags blas cblas):" \
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-e "s:LOADOPTS =:LOADOPTS = ${LDFLAGS} $(pkg-config --cflags blas cblas):" \
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-e "s:../../blas\$(PLAT).a:$(pkg-config --libs blas cblas):" \
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-e "s:lapack\$(PLAT).a:SRC/.libs/liblapack.so -Wl,-rpath,${S_LAPACK}/SRC/.libs:" \
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-e "s:EXT_ETIME$:INT_CPU_TIME:" \
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make.inc.example > make.inc \
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|| die "Failed to set up make.inc"
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cd "${S_LAPACK}"
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econf
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}
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src_compile() {
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# build atlas' part of lapack
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cd "${BLD_DIR}"
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for d in src/lapack interfaces/lapack/C/src interfaces/lapack/F77/src interfaces/lapack/C2F/src; do
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cd "${BLD_DIR}"/${d}
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make lib || die "Failed to make lib in ${d}"
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done
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cd "${S_LAPACK}"
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emake || die "Failed to make reference lapack lib"
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cd "${S_LAPACK}"/SRC
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einfo "Copying liblapack.a/*.o to ${S_LAPACK}/SRC"
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cp -sf "${BLD_DIR}"/gentoo/liblapack.a/*.o .
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einfo "Copying liblapack.a/*.lo to ${S_LAPACK}/SRC"
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cp -sf "${BLD_DIR}"/gentoo/liblapack.a/*.lo .
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einfo "Copying liblapack.a/.libs/*.o to ${S_LAPACK}/SRC"
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cp -sf "${BLD_DIR}"/gentoo/liblapack.a/.libs/*.o .libs/
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RPATH="${DESTTREE}"/$(get_libdir)/${L_PN}/${MY_PN}
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local flibs
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[[ $(tc-getFC) =~ gfortran ]] && flibs=-lgfortran
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[[ $(tc-getFC) =~ g77 ]] && flibs=-lg2c
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../libtool --mode=link --tag=F77 $(tc-getFC) ${LDFLAGS} \
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$(pkg-config --libs blas cblas) -latlas ${flibs} \
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-o liblapack.la *.lo -rpath "${RPATH}" \
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|| die "Failed to create liblapack.la"
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# making pkg-config file
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sed -e "s:@LIBDIR@:$(get_libdir)/lapack/atlas:" \
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-e "s:=/usr:=${EPREFIX}/usr:" \
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-e "s:@PV@:${PV}:" \
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-e "s:@EXTLIBS@:-lm ${flibs}:g" \
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"${FILESDIR}"/lapack.pc.in > "${S}"/lapack.pc \
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|| die "sed lapack.pc failed"
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}
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src_install () {
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dodir "${RPATH}"
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cd "${S_LAPACK}"/SRC
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../libtool --mode=install cp liblapack.la "${D}/${RPATH}" \
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|| die "Failed to install lapack-atlas library"
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ESELECT_PROF=atlas
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eselect lapack add $(get_libdir) "${T}"/eselect.lapack.atlas ${ESELECT_PROF}
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insinto /usr/include/atlas
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doins "${S}"/include/clapack.h || die "Failed to install clapack.h"
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dosym atlas/clapack.h /usr/include/clapack.h
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cd "${S}"
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dodoc README doc/AtlasCredits.txt doc/ChangeLog \
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|| die "Failed to install docs"
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insinto /usr/$(get_libdir)/lapack/atlas
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doins "${S}"/lapack.pc || die "Failed to install lapack.pc"
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}
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src_test() {
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cd "${S_LAPACK}"/TESTING/MATGEN
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emake || die "Failed to create tmglib.a"
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cd ..
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emake || die "lapack-reference tests failed"
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}
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pkg_postinst() {
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local current_lib=$(eselect lapack show | cut -d' ' -f2)
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# this snippet works around the eselect bug #189942 and makes
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# sure that users upgrading from a previous lapack-atlas
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# version pick up the new pkg-config files
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if [[ ${current_lib} == ${ESELECT_PROF} || -z ${current_lib} ]]; then
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local configfile="${EROOT}"/etc/env.d/lapack/$(get_libdir)/config
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[[ -e ${configfile} ]] && rm -f ${configfile}
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eselect lapack set ${ESELECT_PROF}
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elog "lapack has been eselected to ${ESELECT_PROF}"
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else
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elog "Current eselected lapack is ${current_lib}"
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elog "To use blas ${ESELECT_PROF} implementation, you have to issue (as root):"
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elog "\t eselect lapack set ${ESELECT_PROF}"
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fi
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}
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