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diff --git a/sci-mathematics/Macaulay2/Macaulay2-0.9.2.ebuild b/sci-mathematics/Macaulay2/Macaulay2-0.9.2.ebuild
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@@ -0,0 +1,83 @@
+# Copyright 1999-2004 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sci-mathematics/Macaulay2/Macaulay2-0.9.2.ebuild,v 1.1 2004/12/28 14:30:11 ribosome Exp $
+
+inherit eutils flag-o-matic toolchain-funcs
+
+IUSE=""
+
+DESCRIPTION="research tool for commutative algebra and algebraic geometry"
+SRC_URI="http://www.math.uiuc.edu/Macaulay2/ftp-site/${P}-src.tar.gz \
+	ftp://www.mathematik.uni-kl.de/pub/Math/Singular/Factory/factory-1.3b.tar.gz \
+	ftp://www.mathematik.uni-kl.de/pub/Math/Singular/Libfac/libfac-0.3.2.tar.gz"
+
+HOMEPAGE="http://www.math.uiuc.edu/Macaulay2/"
+
+SLOT="0"
+LICENSE="GPL-2"
+KEYWORDS="x86"
+
+RDEPEND="sys-libs/gdbm
+	dev-libs/gmp
+	dev-libs/boehm-gc"
+
+DEPEND="${RDEPEND}
+	sys-apps/gawk
+	dev-util/yacc"
+
+src_compile() {
+	if [ "$(gcc-version)" = "3.4" ]; then
+		append-flags "-fno-unit-at-a-time" # gcc 3.4 bug #15114, phosphan
+	fi
+	cd ${WORKDIR}/factory
+	epatch ${FILESDIR}/gentoo-factory-1.3b.diff
+	./configure --disable-streamio --prefix=${WORKDIR} || die
+	make || die
+	make install || die
+
+	cd ${WORKDIR}/libfac
+	epatch ../Macaulay2-0.9.2/INSTALL.libfac-0.3.2-diffs
+	./configure --prefix=${WORKDIR} || die
+	make DEFS=-DHAVE_SINGULAR_ERROR || die
+	make prefix=${WORKDIR} install || die
+
+	cd ${WORKDIR}/include
+	epatch ${FILESDIR}/gentoo-libfac-0.3.2.include.diff
+
+	CXXFLAGS="${CXXFLAGS} -Wno-deprecated"
+	filter-flags "-fomit-frame-pointer"
+
+	cd ${WORKDIR}/Macaulay2-0.9.2
+	epatch ${FILESDIR}/gentoo-Macaulay2-0.9.2.diff
+	CPPFLAGS='-I/usr/include/gc -I${WORKDIR}/include' LDFLAGS=-L${WORKDIR}/lib \
+	./configure --prefix=${D}/usr || die
+	make || die
+}
+
+src_install () {
+	cd ${WORKDIR}/Macaulay2-0.9.2
+	einstall || die
+
+	cp ${D}/usr/bin/M2-help tmp
+	if has_version 'kde-base/kdebase' ; then
+		einfo "Using konqueror as default help-browser!"
+		sed "s:netscape:konqueror:g" < tmp > ${D}/usr/bin/M2-help
+	elif has_version 'net-www/mozilla' ; then
+		einfo "Using mozilla as default help-browser!"
+		sed "s:netscape:mozilla:g" < tmp > ${D}/usr/bin/M2-help
+	elif has_version 'net-www/mozilla-firefox' ; then
+		einfo "Using mozilla-firefox as default help-browser!"
+		sed "s:netscape:firefox:g" < tmp > ${D}/usr/bin/M2-help
+	elif has_version 'net-www/epiphany' ; then
+		einfo "Using epiphany as default help-browser!"
+		sed "s:netscape:epiphany:g" < tmp > ${D}/usr/bin/M2-help
+	else
+		mv tmp ${D}/usr/bin/M2-help
+	fi
+	chmod a+x ${D}/usr/bin/M2-help
+
+	einfo "To change the default help browser, please set the environment"
+	einfo "variable WWBROWSER to the browser of your choice"
+
+	rm ${D}/usr/libexec/*data*
+}