net-misc/vncsnapshot: EAPI 7, respect tc variables

* EAPI 4->7
* Respect AR, RANLIB
* Don't clobber make (call $(MAKE) so jobserver persists)

Closes: https://bugs.gentoo.org/742149
Closes: https://bugs.gentoo.org/725208
Package-Manager: Portage-3.0.4, Repoman-3.0.1
Signed-off-by: Sam James <sam@gentoo.org>

net-misc/vncsnapshot/vncsnapshot-1.2a.ebuild

@@ -1,9 +1,9 @@
 # Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=4
+EAPI=7
 
-inherit eutils toolchain-funcs
+inherit toolchain-funcs
 
 DESCRIPTION="A command-line tool for taking JPEG snapshots of VNC servers"
 HOMEPAGE="http://vncsnapshot.sourceforge.net/"
@@ -12,32 +12,50 @@ SRC_URI="mirror://sourceforge/${PN}/${P}-src.tar.bz2"
 LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ppc x86"
-IUSE=""
 
 DEPEND="
 	virtual/jpeg
 	>=sys-libs/zlib-1.1.4"
 RDEPEND="${DEPEND}"
 
+PATCHES=(
+	"${FILESDIR}/${P}-amd64grey.patch"
+)
+
 src_prepare() {
-	epatch "${FILESDIR}/${P}-amd64grey.patch"
+	default
+
 	sed \
 		-e 's:-I/usr/local/include::g' \
 		-e 's:-L/usr/local/lib::g' \
 		-e '/^all:/s|$(SUBDIRS:.dir=.all)||g' \
 		-e '/^vnc/s|$| $(SUBDIRS:.dir=.all)|g' \
 		-i Makefile || die
+
+	# Preserve make instance
+	sed -i -e 's/make/$(MAKE)/' Makefile || die
+
+	# Respect RANLIB
+	sed -i -e 's/ranlib/$(RANLIB)/' rdr/Makefile || die
 }
 
 src_compile() {
-	#note: We override CDEBUGFLAGS instead of CFLAGS because otherwise
-	#      we lost the INCLUDES in the makefile.
+	# Note: We override CDEBUGFLAGS instead of CFLAGS because otherwise
+	#       we lose the INCLUDES in the makefile.
 	# bug #295741
-	emake CDEBUGFLAGS="${CXXFLAGS}" CC="$(tc-getCC)" CXX="$(tc-getCXX)"
+	local args=(
+		AR="$(tc-getAR)"
+		CDEBUGFLAGS="${CXXFLAGS}"
+		CC="$(tc-getCC)"
+		CXX="$(tc-getCXX)"
+		RANLIB="$(tc-getRANLIB)"
+	)
+	emake "${args[@]}"
 }
 
 src_install() {
 	dobin vncsnapshot
-	cp vncsnapshot.man1 vncsnapshot.1
+
+	cp vncsnapshot.man1 vncsnapshot.1 || die
 	doman vncsnapshot.1
 }