# Copyright 1999-2021 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 inherit toolchain-funcs DESCRIPTION="Chess variant engine derived from Stockfish to support fairy chess variants" HOMEPAGE="https://github.com/ianfab/Fairy-Stockfish" MY_PV=$(ver_rs 1-2 _) SRC_URI=" https://github.com/ianfab/Fairy-Stockfish/archive/fairy_sf_${MY_PV}_xq.tar.gz -> ${P}.tar.gz nnue? ( https://github.com/ianfab/Fairy-Stockfish/releases/download/fairy_sf_${MY_PV}_xq/janggi-85de3dae670a.nnue https://github.com/ianfab/Fairy-Stockfish/releases/download/fairy_sf_${MY_PV}_xq/xiangqi-83f16c17fe26.nnue ) " S="${WORKDIR}/Fairy-Stockfish-fairy_sf_${MY_PV}_xq/src" LICENSE="GPL-3" SLOT="0" KEYWORDS="~amd64 ~x86" IUSE="cpu_flags_arm_v7 cpu_flags_x86_avx2 cpu_flags_x86_popcnt cpu_flags_x86_sse debug general-32 general-64 largeboards nnue test" # Require largeboards for nnue support as it also built-in .nnue files for Xiangqi and Janggi REQUIRED_USE="nnue? ( largeboards )" RESTRICT="!test? ( test )" DEPEND=" || ( app-arch/unzip app-arch/zip ) test? ( dev-tcltk/expect ) " src_unpack() { unpack ${P}.tar.gz if use nnue ; then cp "${DISTDIR}"/janggi-85de3dae670a.nnue "${S}/" || die cp "${DISTDIR}"/xiangqi-83f16c17fe26.nnue "${S}/" || die fi } src_prepare() { default local item # Rename Stockfish to Fairy-Stockfish sed -i -e 's:EXE = stockfish:EXE = fairy-stockfish:' Makefile || die for item in ../tests/*.sh ; do sed -i -e 's:./stockfish:./fairy-stockfish:' $item || die done # protocol.sh test 'ucci.exp' fails for timeout 5 but pass with 15 sed -i -e 's:timeout 5:timeout 15:' ../tests/protocol.sh || die # instrumented.sh syzygy test data tarball get differ size every time, drop it sed -i -e '112,141d' ../tests/instrumented.sh || die # 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 cpu_flags_arm_v7 && 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. # Build all variants (add Amazons game) and disable default optimize (-O3/-ffast) emake all ARCH="${my_arch}" \ COMP=$(tc-getCXX) \ COMPILER=$(tc-getCXX) \ all=yes \ debug=$(usex debug "yes" "no") \ largeboards=$(usex largeboards "yes" "no") \ nnue=$(usex nnue "yes" "no") \ optimize=no } src_test() { ../tests/instrumented.sh || die ../tests/perft.sh || die ../tests/protocol.sh || die ../tests/reprosearch.sh || die ../tests/signature.sh || die } src_install() { dobin "${PN}" dodoc ../AUTHORS ../README.md }