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# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-mathematics/octave/octave-2.1.57-r1.ebuild,v 1.7 2005/06/10 11:48:14 phosphan Exp $
inherit flag-o-matic
DESCRIPTION="GNU Octave is a high-level language (MatLab compatible) intended for numerical computations"
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"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="x86 ppc alpha ~sparc amd64"
IUSE="emacs static readline zlib tetex hdf5 mpi ifc blas"
DEPEND="virtual/libc
>=sys-libs/ncurses-5.2-r3
>=media-gfx/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 )
tetex? ( virtual/tetex )
x86? ( ifc? ( dev-lang/ifc ) )
blas? ( virtual/blas )"
# 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
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 fortran to your USE flags and reemerge gcc!"
die
fi
}
src_compile() {
filter-flags -ffast-math
local myconf
use static || myconf="--disable-static --enable-shared --enable-dl"
use readline || myconf="${myconf} --disable-readline"
use hdf5 || myconf="${myconf} --without-hdf5"
use mpi || myconf="${myconf} --without-mpi"
# Only add -lz to LDFLAGS if we have zlib in USE !
# BUG #52604
# Danny van Dyk 2004/08/26
use zlib && LDFLAGS="${LDFLAGS} -lz"
# NOTE: This version actually works with gcc-3.x
./configure ${myconf} --prefix=/usr \
--sysconfdir=/etc \
--localstatedir=/var/state/octave \
--infodir=/usr/share/info \
--mandir=/usr/share/man \
--host=${CHOST} \
--build=${CHOST} \
--target=${CHOST} \
--enable-rpath \
--enable-lite-kernel \
LDFLAGS="${LDFLAGS}" || die "configure failed"
emake || die "emake failed"
}
src_install() {
make \
prefix=${D}/usr \
mandir=${D}/usr/share/man \
infodir=${D}/usr/share/info \
install || die "make install failed"
use tetex && octave-install-doc
if use emacs; then
cd emacs
exeinto /usr/bin
doexe otags
doman otags.1
for emacsdir in /usr/share/emacs/site-lisp /usr/lib/xemacs/site-lisp; do
insinto ${emacsdir}
doins *.el
done
cd ..
fi
dodir /etc/env.d
echo "LDPATH=/usr/lib/octave-${PV}" > ${D}/etc/env.d/99octave
}
pkg_postinst() {
echo
einfo "Some users have reported failures at running simple tests if"
einfo "octave was built with agressive optimisations. You can check if"
einfo "your setup is affected by this bug by running the following test"
einfo "(inside the octave interpreter):"
einfo
einfo "octave:1> y = [1 3 4 2 1 5 3 5 6 7 4 5 7 10 11 3];"
einfo "octave:2> g = [1 1 1 1 1 1 1 1 2 2 2 2 2 3 3 3];"
einfo "octave:3> anova(y, g)"
einfo
einfo "If these commands complete successfully with no error message,"
einfo "your installation should be ok. Otherwise, try recompiling"
einfo "octave using less agressive \"CFLAGS\" (combining \"-O3\" and"
einfo "\"-march=pentium4\" is known to cause problems)."
echo
}
octave-install-doc() {
echo "Installing documentation..."
insinto /usr/share/doc/${PF}
doins doc/faq/Octave-FAQ.dvi
doins doc/interpreter/octave.dvi
doins doc/liboctave/liboctave.dvi
doins doc/refcard/refcard-a4.dvi
doins doc/refcard/refcard-legal.dvi
doins doc/refcard/refcard-letter.dvi
}
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