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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-mathematics/octave/octave-2.1.73.ebuild,v 1.9 2007/12/25 01:46:56 nerdboy Exp $
inherit flag-o-matic fortran
DESCRIPTION="GNU Octave is a high-level language (MatLab compatible) intended for numerical computations"
LICENSE="GPL-2"
HOMEPAGE="http://www.octave.org/"
SRC_URI="ftp://ftp.octave.org/pub/octave/bleeding-edge/${P}.tar.bz2
ftp://ftp.math.uni-hamburg.de/pub/soft/math/octave/${P}.tar.bz2"
SLOT="0"
IUSE="emacs static readline zlib doc hdf5 mpi blas"
KEYWORDS="alpha amd64 ppc ppc64 ~sparc x86"
DEPEND="virtual/libc
>=sys-libs/ncurses-5.2-r3
>=sci-visualization/gnuplot-3.7.1-r3
>=sci-libs/fftw-2.1.3
>=dev-util/gperf-2.7.2
zlib? ( sys-libs/zlib )
hdf5? ( sci-libs/hdf5 )
doc? ( virtual/latex-base )
blas? ( virtual/blas )
mpi? ( virtual/mpi )
!=app-text/texi2html-1.70"
# NOTE: octave supports blas/lapack from intel but this is not open
# source nor is it free (as in beer OR speech) Check out...
# http://developer.intel.com/software/products/mkl/mkl52/index.htm for
# more information
src_unpack() {
unpack ${A}
cd "${S}"
epatch "${FILESDIR}"/${P}-gcc4.1-gentoo.patch
}
src_compile() {
filter-flags -ffast-math
local myconf="--localstatedir=/var/state/octave --enable-rpath"
myconf="${myconf} --enable-lite-kernel"
use static || myconf="${myconf} --disable-static --enable-shared --enable-dl"
# Only add -lz to LDFLAGS if we have zlib in USE !
# BUG #52604
# Danny van Dyk 2004/08/26
use zlib && append-ldflags -lz
# MPI requires the use of gcc/g++ wrappers
# mpicc/mpic++
# octave links agains -lmpi by default
# mpich needs -lmpich instead
if use mpi ; then
if built_with_use sys-cluster/mpich2 cxx ; then
elog "mpich2 must be built without C++ support!"
die "please rebuild mpich2 with USE=-cxx..."
else
CC="mpicc"
if has_version 'sys-cluster/mpich' ; then
CXX="mpiCC"
myconf="${myconf} --with-mpi=mpich"
elif has_version 'sys-cluster/mpich2' ; then
F77="mpif77"
myconf="${myconf} --with-mpi=mpich"
else
myconf="${myconf} --with-mpi=mpi"
fi
fi
else
CC="$(tc-getCC)"
CXX="$(tc-getCXX)"
myconf="${myconf} --without-mpi"
fi
CC="${CC}" CXX="${CXX}" F77="${F77}" \
econf \
$(use_with hdf5) \
$(use_enable readline) \
${myconf} \
|| die "econf failed"
emake || die "emake failed"
}
src_install() {
make install DESTDIR="${D}" || die "make install failed"
if use doc; then
octave-install-doc || die "Octave doc install failed"
fi
if use emacs; then
cd emacs
exeinto /usr/bin
doexe otags || die
doman otags.1 || die
for emacsdir in /usr/share/emacs/site-lisp /usr/lib/xemacs/site-lisp; do
insinto ${emacsdir}
doins *.el || die
done
cd ..
fi
dodir /etc/env.d || die
echo "LDPATH=/usr/lib/octave-${PV}" > "${D}"/etc/env.d/99octave || die
# Fixes ls-R files to remove /var/tmp/portage references.
sed -i -e "s:${D}::g" "${D}"/usr/libexec/${PN}/ls-R || die
sed -i -e "s:${D}::g" "${D}"/usr/share/${PN}/ls-R || die
}
pkg_postinst() {
echo
einfo "Some users have reported failures at running simple tests if"
einfo "octave was built with agressive optimisations. You can check if"
einfo "your setup is affected by this bug by running the following test"
einfo "(inside the octave interpreter):"
einfo
einfo "octave:1> y = [1 3 4 2 1 5 3 5 6 7 4 5 7 10 11 3];"
einfo "octave:2> g = [1 1 1 1 1 1 1 1 2 2 2 2 2 3 3 3];"
einfo "octave:3> anova(y, g)"
einfo
einfo "If these commands complete successfully with no error message,"
einfo "your installation should be ok. Otherwise, try recompiling"
einfo "octave using less agressive \"CFLAGS\" (combining \"-O3\" and"
einfo "\"-march=pentium4\" is known to cause problems)."
echo
}
octave-install-doc() {
echo "Installing documentation..."
insinto /usr/share/doc/${PF}
doins doc/faq/Octave-FAQ.dvi || die
doins doc/interpreter/octave.dvi || die
doins doc/liboctave/liboctave.dvi || die
doins doc/refcard/refcard-a4.dvi || die
doins doc/refcard/refcard-legal.dvi || die
doins doc/refcard/refcard-letter.dvi || die
}
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