--- /dev/null
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+MY_P="${PN}-"$(ver_rs 3 'pl')
+DESCRIPTION="A GP to C translator"
+HOMEPAGE="http://pari.math.u-bordeaux.fr/"
+SRC_URI="http://pari.math.u-bordeaux.fr/pub/pari/GP2C/${MY_P}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+# Perl is run on the build host to compile the descriptions in desc/,
+# see for example desc/Makefile.am.
+BDEPEND="dev-lang/perl"
+DEPEND="sci-mathematics/pari"
+RDEPEND="${DEPEND}"
+
+S="${WORKDIR}/${MY_P}"
+
+src_configure(){
+ econf --with-paricfg="${EPREFIX}/usr/share/pari/pari.cfg"
+}
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+ <maintainer type="person">
+ <email>mjo@gentoo.org</email>
+ </maintainer>
+ <!--
+ mjo: François maintained this package in the sage-on-gentoo overlay
+ long before I moved it into ::gentoo. You don't need an ACK from me
+ to merge his changes.
+ -->
+ <maintainer type="person">
+ <email>frp.bissey@gmail.com</email>
+ <name>François Bissey</name>
+ </maintainer>
+ <maintainer type="project">
+ <email>proxy-maint@gentoo.org</email>
+ <name>Proxy Maintainers</name>
+ </maintainer>
+ <longdescription lang="en">
+ The gp2c compiler is a package for translating GP routines into the C
+ programming language, so that they can be compiled and used with the PARI
+ system or the GP calculator.
+ </longdescription>
+</pkgmetadata>