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# Copyright 1999-2022 Gentoo Authors
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# Copyright 1999-2023 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=7
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DESCRIPTION="Free UCI chess engine, claimed to be the strongest in the world"
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HOMEPAGE="https://stockfishchess.org/"
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NNUE_FILE="nn-13406b1dcbe0.nnue"
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NNUE_FILE="nn-6877cd24400e.nnue"
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SRC_URI="https://github.com/official-stockfish/Stockfish/archive/sf_${PV}.tar.gz -> ${P}.tar.gz
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https://tests.stockfishchess.org/api/nn/${NNUE_FILE} -> ${P}-${NNUE_FILE}"
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LICENSE="GPL-3"
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SLOT="0"
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KEYWORDS="~amd64 ~riscv ~x86"
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KEYWORDS="amd64 ~loong ~riscv x86"
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IUSE="cpu_flags_arm_v7 cpu_flags_x86_avx2 cpu_flags_x86_popcnt cpu_flags_x86_sse debug
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general-32 general-64 +optimize"
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src_prepare() {
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default
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# remove config sanity check that doesn't like our COMPILER settings
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sed -i -e 's/ config-sanity//g' Makefile || die
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cp "${DISTDIR}"/${P}-${NNUE_FILE} ${NNUE_FILE} || die "copying the nnue file failed"
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# prevent pre-stripping
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use ppc && my_arch=ppc
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use ppc64 && my_arch=ppc64
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# Skip the "build" target and use "all" instead to avoid the config
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# sanity check (which would throw a fit about our compiler). There's
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# a nice hack in the Makefile that overrides the value of CXX with
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# There's a nice hack in the Makefile that overrides the value of CXX with
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# COMPILER to support Travis CI and we abuse it to make sure that we
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# build with our compiler of choice.
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emake all ARCH="${my_arch}" \
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emake profile-build ARCH="${my_arch}" \
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COMP="$(tc-getCXX)" \
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COMPILER="$(tc-getCXX)" \
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debug=$(usex debug "yes" "no") \
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