first cut of a new ebuild for gds-dtt-2.19.0

sci-physics/gds-dtt/Manifest

+DIST gds-dtt-2.19.0.tar.gz 1656232 BLAKE2B 787fdf0fa44b46c1f1732b3b048ad3e22bf030dcf3eb724a6fc45096a27848939041c71a38ff021a665052ca947f0b7f0e7d7c6fe92e7006f9438cfff4fc007b SHA512 efb569bda48f14dbc3bd7dbf38a204a1a8eb5533d8ef7d64311cff45e187991168a601cb37ccbefa61001b89f17da00b0dec477402f2333e939ba90386221c8e
+EBUILD gds-dtt-2.19.0.ebuild 980 BLAKE2B d736c5c73f6e97c876851e8a6fb994fce49fea66c6fef2af786e88b3b8779617773504d7d9031f858d0ce0bf033fe3b0aa4868333a4cbd059ee3568879f6d255 SHA512 33fcda05031d790d5d1f2efe833f9ad448186ffc204948c8b417cb66335c529456f475e151846d5e37b9a1b9cdc6c818707c90e16043f5cad9dbb7bd9b2728de

sci-physics/gds-dtt/gds-dtt-2.19.0.ebuild

+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit eutils
+
+DESCRIPTION="LIGO Global Diagnostics System, Diagnostic Testpoint Tools"
+HOMEPAGE="http://www.ligo-wa.caltech.edu/gds/"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="+online only-dtt +epics +dtt +monitors +dmtviewer +python"
+SRC_URI="http://software.ligo.org/lscsoft/source/${P}.tar.gz"
+RESTRICT="primaryuri"
+
+REQUIRED_USE="!only-dtt? ( python )"
+
+RDEPEND="sci-physics/gds-gui
+	sci-physics/gds-swig"
+
+
+src_configure() {
+	econf \
+	--build=x86_64-unknown-linux-gnu \
+	--host=x86_64-unknown-linux-gnu \
+	$(use_enable online) \
+	$(use_enable only-dtt) \
+	$(use_enable dtt) \
+	$(use_enable monitors) \
+	$(use_enable dmtviewer) \
+	$(use_enable python) \
+	$(use_with epics epics /opt/epics/epics-3.15.3_long) \
+	LIBS=-ltirpc \
+	CPPFLAGS=-I/usr/include/tirpc \
+	CFLAGS=-g \
+	CXXFLAGS="-g -std=c++1y"
+}
+
+src_install() {
+	emake -j1 DESTDIR="${D}" install
+	einstalldocs
+}