sci-mathematics/octave/octave-2.1.69.ebuild


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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-2.1.69.ebuild,v 1.1 2005/04/21 21:05:41 cryos 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 )
	!=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

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="--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 && LDFLAGS="${LDFLAGS} -lz"

	econf \
		$(use_with hdf5) \
		$(use_with mpi) \
		$(use_enable readline) \
		${myconf} \
		LDFLAGS="${LDFLAGS}" || die "econf failed"

	emake || die "emake failed"
}

src_install() {
	make install DESTDIR=${D} || 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
}

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
}