sci-biology/probcons: Port to EAPI 7

Package-Manager: Portage-3.0.18, Repoman-3.0.3
Signed-off-by: David Seifert <soap@gentoo.org>

sci-biology/probcons/probcons-1.12-r1.ebuild

@@ -1,35 +1,31 @@
-# Copyright 1999-2015 Gentoo Foundation
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=5
+EAPI=7
 
-inherit eutils toolchain-funcs
+inherit toolchain-funcs
 
 MY_P="${PN}_v${PV/./_}"
 
 DESCRIPTION="Probabilistic Consistency-based Multiple Alignment of Amino Acid Sequences"
 HOMEPAGE="http://probcons.stanford.edu/"
 SRC_URI="http://probcons.stanford.edu/${MY_P}.tar.gz"
+S="${WORKDIR}/${PN}"
 
 LICENSE="public-domain"
 SLOT="0"
 KEYWORDS="amd64 x86 ~amd64-linux ~x86-linux"
-IUSE=""
 
 # Gnuplot is explicitly runtime-only, it's run using system()
 RDEPEND="
 	!sci-geosciences/gmt
 	sci-visualization/gnuplot"
-DEPEND=""
 
-S="${WORKDIR}/${PN}"
-
-src_prepare() {
-	epatch \
-		"${FILESDIR}"/${P}-cxxflags.patch \
-		"${FILESDIR}"/gcc-4.3.patch \
-		"${FILESDIR}"/${P}-gcc-4.6.patch
-}
+PATCHES=(
+	"${FILESDIR}"/${P}-cxxflags.patch
+	"${FILESDIR}"/gcc-4.3.patch
+	"${FILESDIR}"/${P}-gcc-4.6.patch
+)
 
 src_compile() {
 	emake \