Added xa 6502 cross assembler ebuild

dev-lang/xa65/xa65-2.3.9.ebuild

@@ -0,0 +1,26 @@
+# Copyright 2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DESCRIPTION="Two-pass cross-assembler for MOS 6502 and compatible CPUs"
+HOMEPAGE="http://www.floodgap.com/retrotech/xa/"
+SRC_URI="http://www.floodgap.com/retrotech/xa/dists/xa-$PV.tar.gz"
+
+LICENSE="GPL2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+DEPEND=""
+RDEPEND="${DEPEND}"
+BDEPEND=""
+
+src_unpack() {
+	unpack ${A}
+	mv "${WORKDIR}/xa-$PV" "${WORKDIR}/${P}"
+}
+
+src_install() {
+	emake -j1 PREFIX="${EPREFIX}" DESTDIR="${D}/usr" install || die
+}