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diff --git a/sci-mathematics/octave/octave-2.1.57-r1.ebuild b/sci-mathematics/octave/octave-2.1.57-r1.ebuild
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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-mathematics/octave/octave-2.1.57-r1.ebuild,v 1.8 2006/01/29 19:40:31 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
+	>=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 )
+	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
+}