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# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
inherit distutils fortran flag-o-matic
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 umfpack"
KEYWORDS="~amd64 ~ppc ~x86"
# doc says scipy needs to compile all libraries with the same compiler
RDEPEND=">=dev-lang/python-2.3.3
>=dev-python/numpy-1.0_beta1
virtual/blas
virtual/lapack
fftw? ( =sci-libs/fftw-2.1* )
umfpack? ( sci-libs/umfpack )"
DEPEND="${RDEPEND}
umfpack? ( dev-lang/swig )"
# install doc claims fftw-2 is faster for complex ffts.
# wxwindows seems to have disapeared : ?
# f2py seems to be in numpy.
FORTRAN="g77 gfortran"
src_unpack() {
unpack ${A}
cd "${S}"
echo "[atlas]" > site.cfg
echo "include_dirs = /usr/include/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
echo "atlas_libs = lapack, blas, cblas, atlas, pthread" >> site.cfg
else
echo "/usr/$(get_libdir)/blas/atlas" >> site.cfg
echo "atlas_libs = lapack, blas, cblas, atlas" >> site.cfg
fi
export FFTW3=None
if use fftw; then
echo "[fftw] " >> site.cfg
echo "fftw_libs = rfftw, fftw" >> site.cfg
echo "fftw_opt_libs = rfftw_threads, fftw_threads" >> site.cfg
else
export FFTW=None
fi
if use umfpack; then
echo "[umfpack] " >> site.cfg
echo "umfpack_libs = umfpack" >> site.cfg
else
export UMFPACK=None
fi
}
src_compile() {
# Map compilers to what scipy calls them
local SCIPY_FC
case "${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 "${msg}"
;;
esac
# http://projects.scipy.org/scipy/numpy/ticket/182
# Can't set LDFLAGS
unset LDFLAGS
distutils_src_compile \
config_fc \
--fcompiler=${SCIPY_FC} \
--opt="${CFLAGS}" \
|| die "compilation failed"
}
src_install() {
distutils_src_install
dodoc *.txt
}
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