diff options
Diffstat (limited to 'sci-libs/lapack-atlas/lapack-atlas-3.6.0.ebuild')
| -rw-r--r-- | sci-libs/lapack-atlas/lapack-atlas-3.6.0.ebuild | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/sci-libs/lapack-atlas/lapack-atlas-3.6.0.ebuild b/sci-libs/lapack-atlas/lapack-atlas-3.6.0.ebuild new file mode 100644 index 000000000000..e263ba4591a7 --- /dev/null +++ b/sci-libs/lapack-atlas/lapack-atlas-3.6.0.ebuild @@ -0,0 +1,202 @@ +# Copyright 1999-2004 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sci-libs/lapack-atlas/lapack-atlas-3.6.0.ebuild,v 1.1 2004/12/29 18:26:45 ribosome Exp $ + +inherit eutils flag-o-matic toolchain-funcs + +DESCRIPTION="Full LAPACK implementation using available ATLAS routines" +HOMEPAGE="http://math-atlas.sourceforge.net/" +MY_PN=${PN/lapack-/} +SRC_URI1="mirror://sourceforge/math-atlas/${MY_PN}${PV}.tar.bz2" +SRC_URI2="http://www.netlib.org/lapack/lapack.tgz" +SRC_URI="${SRC_URI1} ${SRC_URI2} + mirror://gentoo/lapack-20020531-20021004.patch.bz2 + mirror://gentoo/lapack-gentoo.patch + mirror://gentoo/${MY_PN}3.6.0-shared-libs.patch.bz2" + +LICENSE="BSD" +SLOT="0" +KEYWORDS="~x86 amd64 ~ppc ppc64 ~sparc" +IUSE="ifc doc" + +DEPEND="virtual/libc + >=sys-devel/libtool-1.5 + =app-sci/blas-atlas-3.6.0 + app-sci/lapack-config + ifc? ( dev-lang/ifc )" + +RDEPEND="virtual/libc + virtual/blas + ifc? ( dev-lang/ifc )" # Need Intel runtime libraries + +PROVIDE="virtual/lapack" + +S=${WORKDIR}/ATLAS +S_LAPACK=${WORKDIR}/LAPACK + +TOP_PATH="${DESTTREE}/lib/lapack" +# Path where libraries will be installed: +RPATH="${TOP_PATH}/atlas" + +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:" + einfo + einfo "IFCFLAGS=\"-O3 -tpp7 -xW\" emerge lapack-atlas" + 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 + fi +} + +pkg_setup() { + # We need g77 to compile the LAPACK routines from ATLAS. + # `use ifc` only causes the non-ATLAS routines (from the + # reference set) to be built with ifc. + if [ -z `which g77` ]; then + eerror "g77 not found on the system!" + eerror "Please add f77 to your USE flags and reemerge gcc!" + die + fi +} + +src_unpack() { + use ifc && ifc_info + unpack ${A} + + cd ${WORKDIR} + epatch ${DISTDIR}/atlas3.6.0-shared-libs.patch.bz2 + epatch ${DISTDIR}/lapack-20020531-20021004.patch.bz2 + epatch ${DISTDIR}/lapack-gentoo.patch + cp ${FILESDIR}/war ${S} + chmod a+x ${S}/war +} + +atlas_fail() { + eerror + eerror "ATLAS auto-config failed." + eerror "Please run 'interactive=1 emerge lapack-atlas' to configure" + eerror "manually." + eerror + die "ATLAS auto-config failed." +} + +src_compile() { + cd ${S} + if [ -n "${interactive}" ] + then + echo "${interactive}" + make config CC="$(tc-getCC) -DUSE_LIBTOOL -DINTERACTIVE" || die + else + # Use ATLAS defaults for all questions: + (echo | make config CC="$(tc-getCC) -DUSE_LIBTOOL") || atlas_fail + fi + + TMPSTR=$(ls Make.Linux*) + ATLAS_ARCH=${TMPSTR#'Make.'} + + CC="libtool --mode=compile --tag=CC $(tc-getCC) -I/usr/include/atlas" + + cd ${S}/src/lapack/${ATLAS_ARCH} + make lib CC="${CC}" || die + + cd ${S}/interfaces/lapack/C/src/${ATLAS_ARCH} + make lib CC="${CC}" || die + + cd ${S}/interfaces/lapack/F77/src/${ATLAS_ARCH} + + make lib CC="${CC}" F77="libtool --mode=compile --tag=F77 g77" || die + + cd ${S_LAPACK} + if use ifc + then + FC="ifc" + FFLAGS="${IFCFLAGS}" + NOOPT="-O0" # Do NOT change this. It is applied to two files with + # routines to determine machine constants. + else + FC="g77" + # g77 hates opts, esp. machine-specific + ALLOWED_FLAGS="-O -O1 -O2 -fstack-protector -fno-unit-at-a-time \ + -pipe -g -Wall" + strip-flags + FFLAGS="${CFLAGS}" + NOOPT="" + fi + make lapacklib FORTRAN="libtool --mode=compile --tag=F77 ${FC}" OPTS="${FFLAGS}" \ + NOOPT="${NOOPT}" || die + + cd ${S_LAPACK}/SRC + cp -sf ${S}/gentoo/liblapack.a/*.o . + cp -sf ${S}/gentoo/liblapack.a/*.lo . + cp -sf ${S}/gentoo/liblapack.a/.libs/*.o .libs/ + + if use ifc + then + ifc ${FFLAGS} -shared .libs/*.o -Wl,-soname -Wl,liblapack.so.0 \ + -o liblapack.so.0.0.0 -lblas -lcblas -latlas \ + -L$(gcc-config -L) -lg2c + ar cru liblapack.a *.o + ranlib liblapack.a + else + libtool --mode=link --tag=CC $(tc-getCC) -o liblapack.la *.lo \ + -rpath ${RPATH} -lblas -lcblas -latlas -lg2c + fi +} + +src_install () { + dodir ${RPATH} + + cd ${S_LAPACK}/SRC + if use ifc + then + strip --strip-unneeded liblapack.so.0.0.0 + strip --strip-debug liblapack.a + + exeinto ${RPATH} + doexe liblapack.so.0.0.0 + dosym liblapack.so.0.0.0 ${RPATH}/liblapack.so.0 + dosym liblapack.so.0.0.0 ${RPATH}/liblapack.so + + insinto ${RPATH} + doins liblapack.a + else + libtool --mode=install install -s liblapack.la ${D}/${RPATH} + fi + + insinto ${TOP_PATH} + doins ${FILESDIR}/f77-ATLAS + + insinto /usr/include/atlas + cd ${S}/include + doins clapack.h + + cd ${S} + dodoc README + cd ${S}/doc + dodoc AtlasCredits.txt ChangeLog + if use doc; + then + dodoc lapackqref.ps + fi +} + +pkg_postinst() { + /usr/bin/lapack-config ATLAS + + einfo + einfo "To link with ATLAS LAPACK from C or Fortran, simply use:" + einfo + einfo "-llapack" + einfo + einfo "C users: your header is /usr/include/atlas/clapack.h" + einfo +} |