62 lines
1.6 KiB
Bash
62 lines
1.6 KiB
Bash
# Copyright 1999-2017 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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inherit check-reqs
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DESCRIPTION="Syzygy chess endgame tablebases for up to 6 pieces"
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HOMEPAGE="http://tablebase.sesse.net/
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http://kirill-kryukov.com/chess/tablebases-online/"
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tb345=()
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m=(P N B R Q K)
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for ((i=4; i>=0; i--)); do
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tb345+=(K${m[i]}vK) # 2+1
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for ((j=i; j>=0; j--)); do
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tb345+=(K${m[i]}vK${m[j]} K${m[i]}${m[j]}vK) # 2+2, 3+1
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for ((k=4; k>=0; k--)); do
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tb345+=(K${m[i]}${m[j]}vK${m[k]}) # 3+2
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#((k<=i)) || continue
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#for ((l=k; l>=0; l--)); do
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# ((k<i || l<=j)) && tb6+=(K${m[i]}${m[j]}vK${m[k]}${m[l]}) # 3+3
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#done
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((k<=j)) || continue
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tb345+=(K${m[i]}${m[j]}${m[k]}vK) # 4+1
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#for ((l=4; l>=0; l--)); do
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# tb6+=(K${m[i]}${m[j]}${m[k]}vK${m[l]}) # 4+2
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# ((l<=k)) && tb6+=(K${m[i]}${m[j]}${m[k]}${m[l]}vK) # 5+1
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#done
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done
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done
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done
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SRC_URI=""
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for i in "${tb345[@]}"; do
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SRC_URI+="http://tablebase.sesse.net/syzygy/3-4-5/${i}.rtbw "
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SRC_URI+="http://tablebase.sesse.net/syzygy/3-4-5/${i}.rtbz "
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done
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unset i j k m tb345
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LICENSE="public-domain" # machine-generated tables
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE="6-pieces"
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# there is no use-conditional mirror restriction,
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# so depend on another slot of the same package instead
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RDEPEND="6-pieces? ( ~${CATEGORY}/${P}:nofetch )"
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S="${WORKDIR}"
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CHECKREQS_DISK_USR="939M"
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CHECKREQS_DISK_BUILD="${CHECKREQS_DISK_USR}"
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src_unpack() { :; }
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src_install() {
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local f
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insinto /usr/share/${PN}
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for f in ${A}; do
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[[ ${f} = *.rtb[wz] ]] && echo "${DISTDIR}"/${f}
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done | xargs doins
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}
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