# Copyright 1999-2006 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/sci-libs/blas-atlas/blas-atlas-3.6.0-r1.ebuild,v 1.11 2006/06/17 00:34:47 lu_zero Exp $ inherit eutils toolchain-funcs DESCRIPTION="Automatically Tuned Linear Algebra Software BLAS implementation" HOMEPAGE="http://math-atlas.sourceforge.net/" MY_PN=${PN/blas-/} SRC_URI="mirror://sourceforge/math-atlas/${MY_PN}${PV}.tar.bz2 mirror://gentoo/atlas${PV}-shared-libs.1.patch.bz2" LICENSE="BSD" SLOT="0" KEYWORDS="alpha amd64 ppc ppc64 sparc x86" IUSE="doc" DEPEND="sci-libs/blas-config >=sys-devel/libtool-1.5" RDEPEND="" PROVIDE="virtual/blas" S=${WORKDIR}/ATLAS # Libraries will be installed in ${RPATH}/atlas # and ${RPATH}/threaded-atlas: RPATH="${DESTTREE}/lib/blas" pkg_setup() { if [ -z `which g77` ]; then eerror "No fortran compiler found on the system!" eerror "Please add fortran to your USE flags and reemerge gcc!" die fi } src_unpack() { unpack ${A} cd ${S} epatch ${FILESDIR}/unbuffered.patch epatch ${DISTDIR}/atlas3.6.0-shared-libs.1.patch.bz2 epatch ${FILESDIR}/${PV}-ppc-configure.patch sed -i -e "s:ASM:ASM VOLATILE:" include/contrib/camm_dpa.h || die "sed failed to fix clobbering" cp ${FILESDIR}/war ${S} chmod a+x ${S}/war } atlas_fail() { eerror eerror "ATLAS auto-config failed." eerror "Please run 'interactive=1 emerge blas-atlas' to configure manually." eerror die "ATLAS auto-config failed." } # Added to allow compilation on sparc architecture. The default CCFLAG0 # and MMFLAGS are *bad*. # Danny van Dyk <kugelfang@gentoo.org> 2004/07/02 # reconfigure() { case "`uname -p`" in "sun4m") MY_CCFLAGS="-O3 -mcpu=v8" MY_CXXFLAGS="${MY_CCFLAGS}" MY_MMFLAGS="-O -mcpu=v8" MY_LDFLAGS="" ;; "sun4u") MY_CCFLAGS="-O3 -mcpu=ultrasparc" MY_CXXFLAGS="${MY_CCFLAGS}" MY_MMFLAGS="-O -mcpu=ultrasparc" MY_LDFLAGS="" ;; *) MY_CCFLAGS="${CFLAGS}" MY_CXXFLAGS="${CXXFLAGS}" MY_MMFLAGS="${CFLAGS}" MY_LDFLAGS="${LDFLAGS}" ;; esac MY_FILE="`find -name Make.Linux*`" sed -i -e "s/CCFLAG0 =.*/CCFLAG0 = \$(CDEFS) ${MY_CCFLAGS}/" \ -e "s/CCFLAGS =.*/CCFLAGS = \$(CDEFS) ${MY_CCFLAGS}/" \ -e "s/CLINKFLAGS =.*/CLINKFLAGS =\$(CDEFS) ${MY_LDFLAGS}/" \ -e "s/XCCFLAGS =.*/XCCFLAGS =\$(CDEFS) ${MY_CXXFLAGS}/" \ -e "s/MMFLAGS =.*/MMFLAGS = ${MY_MMFLAGS}/" \ ${MY_FILE} || die "sed didnt complete" } src_compile() { if [ -n "${interactive}" ] then echo "${interactive}" make config CC="$(tc-getCC) -DUSE_LIBTOOL -DINTERACTIVE" || die else # Use ATLAS defaults for all questions: (echo | make config CC="$(tc-getCC) -DUSE_LIBTOOL") || atlas_fail fi reconfigure TMPSTR=$(ls Make.Linux*) ATLAS_ARCH=${TMPSTR#'Make.'} make install arch=${ATLAS_ARCH} || die make shared-strip arch=${ATLAS_ARCH} RPATH=${RPATH}/atlas || die # Build shared versions of the threaded libs. # ATLAS only compiles threaded libs on multiprocessor machines. if [ -d gentoo/libptf77blas.a ] then make ptshared-strip \ arch=${ATLAS_ARCH} RPATH=${RPATH}/threaded-atlas || die fi } src_install () { dodir ${RPATH}/atlas cd ${S}/gentoo/libs cp -P libatlas* ${D}/${DESTTREE}/lib cp -P *blas* ${D}/${RPATH}/atlas #the rest really insinto ${RPATH} doins ${FILESDIR}/c-ATLAS ${FILESDIR}/f77-ATLAS if [ -d ${S}/gentoo/threaded-libs ] then dodir ${RPATH}/threaded-atlas cd ${S}/gentoo/threaded-libs cp -P * ${D}/${RPATH}/threaded-atlas doins ${FILESDIR}/c-threaded-ATLAS ${FILESDIR}/f77-threaded-ATLAS fi insinto ${DESTTREE}/include/atlas doins ${S}/include/cblas.h ${S}/include/atlas_misc.h doins ${S}/include/atlas_enum.h # These headers contain the architecture-specific optimizations determined # by ATLAS. The atlas-lapack build is much shorter if they are available, # so save them: doins ${S}/include/${ATLAS_ARCH}/*.h #some docs cd ${S} dodoc README doc/{AtlasCredits.txt,ChangeLog} use doc && dodoc doc/*.ps } pkg_postinst() { if [ -d ${RPATH}/threaded-atlas ] then ${DESTTREE}/bin/blas-config threaded-ATLAS else ${DESTTREE}/bin/blas-config ATLAS fi einfo einfo "Fortran users link using -lblas" einfo einfo "C users compile against the header /usr/include/atlas/cblas.h and" einfo "link using -lcblas" einfo }