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# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-libs/scipy/scipy-0.4.8-r1.ebuild,v 1.7 2006/09/24 07:31:47 dberkholz Exp $
inherit distutils fortran
SRC_URI="mirror://sourceforge/${PN}/${P}.tar.gz"
DESCRIPTION="Open source scientific tools for Python"
HOMEPAGE="http://www.scipy.org/"
LICENSE="BSD"
SLOT="0"
IUSE="fftw"
KEYWORDS="~amd64 ~ppc ~x86"
# did not use virtual/blas and virtual/lapack
# because doc says scipy needs to compile all libraries with the same compiler
RDEPEND=">=dev-lang/python-2.3.3
>=dev-python/numpy-0.9.6-r1
!>dev-python/numpy-0.9.9
sci-libs/blas-atlas
sci-libs/lapack-atlas
fftw? ( =sci-libs/fftw-2.1* )"
DEPEND="${RDEPEND}"
# install doc claims fftw-2 is faster for complex ffts.
# wxwindows seems to have disapeared : ?
# f2py seems to be in numpy.
FORTRAN="g77 gfortran"
pkg_setup() {
fortran_pkg_setup
if built_with_use sci-libs/lapack-atlas ifc; then
echo
ewarn "${PN} needs consistency among Fortran compilers."
eerror "lapack-atlas was compiled with IFC, whereas"
eerror "blas-atlas and scipy use the GNU compiler."
eerror "please re-emerge lapack-atlas with 'USE=\"-ifc\"'."
echo
die Inconsistent Fortran compilers
fi
echo
einfo "Checking active BLAS implementations for ATLAS."
blas-config -p
if ! blas-config -p | grep "F77 BLAS:" | grep -q -i atlas; then
eerror "Your F77 BLAS profile is not set to the ATLAS implementation,"
eerror "which is required by ${PN} to compile and run properly."
eerror "Use: 'blas-config -f ATLAS' to activate ATLAS."
echo
bad_profile=1
fi
if ! blas-config -p | grep "C BLAS:" | grep -q -i atlas; then
eerror "Your C BLAS profile is not set to the ATLAS implementation,"
eerror "Which is required by ${PN} to compile and run properly."
eerror "Use: 'blas-config -c ATLAS' to activate ATLAS."
echo
bad_profile=1
fi
einfo "Checking active LAPACK implementation for ATLAS."
lapack-config -p
if ! lapack-config -p | grep "F77 LAPACK:" | grep -q -i atlas; then
eerror "Your F77 LAPACK profile is not set to the ATLAS implementation,"
eerror "which is required by ${PN} to compile and run properly."
eerror "Use: 'lapack-config ATLAS' to activate ATLAS."
bad_profile=1
fi
if ! [ -z ${bad_profile} ]; then
die "Active BLAS/LAPACK implementations are not ATLAS."
fi
}
src_unpack() {
unpack ${A}
cd "${S}"
echo "[atlas]" > site.cfg
echo "include_dirs = /usr/include/atlas" >> site.cfg
echo "atlas_libs = lapack, blas, cblas, atlas" >> site.cfg
echo -n "library_dirs = /usr/$(get_libdir)/lapack:/usr/$(get_libdir):" \
>> site.cfg
if [ -d "/usr/$(get_libdir)/blas/threaded-atlas" ]; then
echo "/usr/$(get_libdir)/blas/threaded-atlas" >> site.cfg
else
echo "/usr/$(get_libdir)/blas/atlas" >> site.cfg
fi
export FFTW3=None
if use fftw; then
echo "[fftw] " >> site.cfg
echo "fftw_libs = rfftw, fftw" >> site.cfg
echo "fftw_opt_libs = rfftw_threads, fftw_threads" >> site.cfg
else
export FFTW=None
fi
}
src_compile() {
# Map compilers to what scipy calls them
local SCIPY_FC
case "${FORTRANC}" in
gfortran)
SCIPY_FC="gnu95"
;;
g77)
SCIPY_FC="gnu"
;;
g95)
SCIPY_FC="g95"
;;
ifc|ifort)
if use ia64; then
SCIPY_FC="intele"
else
SCIPY_FC="intel"
fi
;;
*)
local msg="Invalid Fortran compiler \'${FORTRANC}\'"
eerror "${msg}"
die "${msg}"
;;
esac
distutils_src_compile \
config_fc \
--fcompiler=${SCIPY_FC} \
--opt="${CFLAGS}" \
|| die "compilation failed"
}
src_install() {
distutils_src_install
dodoc `ls *.txt`
}
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