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Diffstat (limited to 'sci-libs/blas-reference/blas-reference-19940131-r1.ebuild')
| -rw-r--r-- | sci-libs/blas-reference/blas-reference-19940131-r1.ebuild | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/sci-libs/blas-reference/blas-reference-19940131-r1.ebuild b/sci-libs/blas-reference/blas-reference-19940131-r1.ebuild new file mode 100644 index 000000000000..77a01762a9ce --- /dev/null +++ b/sci-libs/blas-reference/blas-reference-19940131-r1.ebuild @@ -0,0 +1,110 @@ +# Copyright 1999-2004 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sci-libs/blas-reference/blas-reference-19940131-r1.ebuild,v 1.1 2004/12/29 18:21:54 ribosome Exp $ + +inherit eutils 64-bit fortran + +Name="blas" +DESCRIPTION="FORTRAN reference implementation of the BLAS (linear algebra lib)" +HOMEPAGE="http://www.netlib.org/blas/" +SRC_URI="http://www.netlib.org/blas/${Name}.tgz" + +LICENSE="public-domain" +SLOT="0" +#KEYWORDS="~x86 ~amd64" +KEYWORDS="-*" +IUSE="ifc" + +DEPEND="app-sci/blas-config + >=sys-devel/libtool-1.5 + ifc? ( dev-lang/ifc )" + +RDEPEND="ifc? ( dev-lang/ifc )" # Need ifc runtime libraries + +PROVIDE="virtual/blas" + +S=${WORKDIR} + +64-bit && FORTRAN="f77 ifc" || FORTRAN="f77 f2c ifc" # No f2c on 64-bit systems yet :-/ + +ifc_info() { + if [ -z "${IFCFLAGS}" ] + then + einfo + einfo "You may want to set some ifc optimization flags by running this" + einfo "ebuild as, for example, \`IFCFLAGS=\"-O3 -tpp7 -xW\" emerge blas\`" + einfo "(Pentium 4 exclusive optimizations)." + einfo + einfo "ifc defaults to -O2, with code tuned for Pentium 4, but that" + einfo "will run on any processor." + einfo + einfo "Beware that ifc's -O3 is very aggressive, sometimes resulting in" + einfo "significantly worse performance." + einfo + epause 5 + fi +} + +pkg_setup() { + use ifc || if [ -z `which g77` ]; then + #if ifc is defined then the dep was already checked + eerror "No fortran compiler found on the system!" + eerror "Please add g77 to your USE flags and reemerge gcc!" + die + fi +} + +src_unpack() { + unpack ${A} + cd ${S} + cp ${FILESDIR}/Makefile.gz . + gunzip Makefile.gz +} + +src_compile() { + # Profile information will be installed in TOP_PATH: + TOP_PATH=${DESTTREE}/lib/blas + # Libraries will be installed in RPATH: + RPATH=${TOP_PATH}/reference + + if use ifc + then + ifc_info + make static FC="ifc" FFLAGS="${IFCFLAGS}" + ifc -shared ${IFCFLAGS} \ + -Wl,-soname,libblas.so.0 -o libblas.so.0.0.0 *.lo + else + # libg2c is required to link to libblas.so using ifc: + make libs \ + FC="g77" \ + FFLAGS="${CFLAGS}" \ + LIBTOOL_FLAGS="-rpath ${RPATH} -lg2c" \ + || die + fi +} + +src_install() { + if use ifc + then + strip --strip-unneeded libblas.so.0.0.0 + strip --strip-debug libblas.a + + exeinto ${RPATH} + doexe libblas.so.0.0.0 + dosym libblas.so.0.0.0 ${RPATH}/libblas.so.0 + dosym libblas.so.0.0.0 ${RPATH}/libblas.so + + insinto ${RPATH} + doins libblas.a + else + dodir ${RPATH} + libtool install -s libblas.la ${D}/${RPATH} + fi + + insinto ${TOP_PATH} + doins ${FILESDIR}/f77-reference +} + +pkg_postinst() { + blas-config f77-reference +} |