games-board/stockfish: bump up to 10, bug #688196

Reported-by: Sleepy Mario
Closes: https://bugs.gentoo.org/688196
Package-Manager: Portage-2.3.67, Repoman-2.3.14
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>

games-board/stockfish/Manifest

@@ -1,2 +1,3 @@
+DIST stockfish-10-src.zip 174377 BLAKE2B 58142b16f59f15773c8811d6e10588dbc680c94cd504d26f4ca285dbe632d845ede06571e501a4e2b77adbb9b00d91978236ff179a46a73dc9a03cfa1ae3490c SHA512 959c4f3c497ba3108884dabc38de824f11781ae57b4ab5fdf25daf9a7fc0326e663adb1c081b8c8d57a7bf5f2e941369502a50a0c93135a001c6bd1af360d0f8
 DIST stockfish-8-src.zip 159017 BLAKE2B 01f2bf017a3e822e9a1cc35b3fd3a05a1e25e3acbc51b4b8ad9d9447eb5e35a8f8e313f72b4353e5ce1937ceb0aeb581a35d393e593fd0dd9851f149ea658b73 SHA512 4dcc8c6e975367e96d5b4e76c241094e1bade53fd19fa29320a5df10177ff5ae04844ca7ae9f9cfe929aa1341d898aabbbe523bbdab4c5beef75ca8332ce50c1
 DIST stockfish-9-src.zip 171925 BLAKE2B dacfe02525e2d78bf91a41bf2d22077ecb808566f87317382515aa14baade2c03c150ecd62ae026c5883321642330cd9beab50df35db3f1c7de18c8b84922ae0 SHA512 47b5dfea9e015dd68e33c8b1a131ed83710e4e5d67abe0c278a423f2940b07c7a5d661ce27915257ae3dad83fc2bb8e50d3d28bfa11a7c4cdf396d0378cd80f8

games-board/stockfish/stockfish-10.ebuild

@@ -0,0 +1,69 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit toolchain-funcs
+
+DESCRIPTION="Free UCI chess engine, claimed to be the strongest in the world"
+HOMEPAGE="https://stockfishchess.org/"
+
+SRC_URI="https://stockfish.s3.amazonaws.com/${P}-src.zip"
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="armv7 cpu_flags_x86_avx2 cpu_flags_x86_popcnt cpu_flags_x86_sse debug
+	general-32 general-64 +optimize"
+
+DEPEND="|| ( app-arch/unzip app-arch/zip )"
+RDEPEND=""
+
+S="${WORKDIR}/src"
+
+src_prepare() {
+	default
+
+	# prevent pre-stripping
+	sed -e 's:-strip $(BINDIR)/$(EXE)::' -i Makefile \
+		|| die 'failed to disable stripping in the Makefile'
+}
+
+src_compile() {
+	local my_arch
+
+	# generic unoptimized first
+	use general-32 && my_arch=general-32
+	use general-64 && my_arch=general-64
+
+	# x86
+	use x86 && my_arch=x86-32-old
+	use cpu_flags_x86_sse && my_arch=x86-32
+
+	# amd64
+	use amd64 && my_arch=x86-64
+	use cpu_flags_x86_popcnt && my_arch=x86-64-modern
+
+	# both bmi2 and avx2 are part of hni (haswell new instructions)
+	use cpu_flags_x86_avx2 && my_arch=x86-64-bmi2
+
+	# other architectures
+	use armv7 && my_arch=armv7
+	use ppc && my_arch=ppc
+	use ppc64 && my_arch=ppc64
+
+	# Skip the "build" target and use "all" instead to avoid the config
+	# sanity check (which would throw a fit about our compiler). There's
+	# a nice hack in the Makefile that overrides the value of CXX with
+	# COMPILER to support Travis CI and we abuse it to make sure that we
+	# build with our compiler of choice.
+	emake all ARCH="${my_arch}" \
+		COMP=$(tc-getCXX) \
+		COMPILER=$(tc-getCXX) \
+		debug=$(usex debug "yes" "no") \
+		optimize=$(usex optimize "yes" "no")
+}
+
+src_install() {
+	dobin "${PN}"
+	dodoc ../AUTHORS ../Readme.md
+}