app-shells/squirrelsh: port to EAPI=7

Closes: https://bugs.gentoo.org/724190
Signed-off-by: Aaron Bauman <bman@gentoo.org>

app-shells/squirrelsh/squirrelsh-1.2.7.ebuild

@@ -1,9 +1,9 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI="4"
+EAPI=7
 
-inherit eutils multilib toolchain-funcs
+inherit toolchain-funcs
 
 DESCRIPTION="Cross-platform object-oriented scripting shell using the squirrel language"
 HOMEPAGE="http://squirrelsh.sourceforge.net/"
@@ -18,14 +18,14 @@ RDEPEND="dev-libs/libpcre"
 DEPEND="${RDEPEND}
 	virtual/pkgconfig"
 
-src_prepare() {
-	epatch "${FILESDIR}"/${PN}-rename-LDFLAGS.patch
-	epatch "${FILESDIR}"/${PN}-no-strip.patch
-	epatch "${FILESDIR}"/${PN}-fix-in_LDFLAGS.patch
-	epatch "${FILESDIR}"/${PN}-remove-forced-abi.patch
-	epatch "${FILESDIR}"/${PN}-no-docs.patch
-	epatch "${FILESDIR}"/${P}-gcc6.patch
-}
+PATCHES=(
+	"${FILESDIR}"/${PN}-rename-LDFLAGS.patch
+	"${FILESDIR}"/${PN}-no-strip.patch
+	"${FILESDIR}"/${PN}-fix-in_LDFLAGS.patch
+	"${FILESDIR}"/${PN}-remove-forced-abi.patch
+	"${FILESDIR}"/${PN}-no-docs.patch
+	"${FILESDIR}"/${P}-gcc6.patch
+)
 
 src_configure() {
 	#This package uses a custom written configure script