1 files changed, 84 insertions, 0 deletions
diff --git a/games-board/tablebase-syzygy/tablebase-syzygy-0_pre20131213.ebuild b/games-board/tablebase-syzygy/tablebase-syzygy-0_pre20131213.ebuild
new file mode 100644
index 0000000..379466c
--- /dev/null
+++ b/games-board/tablebase-syzygy/tablebase-syzygy-0_pre20131213.ebuild
@@ -0,0 +1,84 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit check-reqs
+
+DESCRIPTION="Syzygy chess endgame tablebases for up to 6 pieces"
+HOMEPAGE="http://tablebase.sesse.net/
+	http://kirill-kryukov.com/chess/tablebases-online/"
+
+tb345=()
+tb6=()
+m=(P N B R Q K)
+for ((i=4; i>=0; i--)); do
+	tb345+=(K${m[i]}vK) # 2+1
+	for ((j=i; j>=0; j--)); do
+		tb345+=(K${m[i]}vK${m[j]} K${m[i]}${m[j]}vK) # 2+2, 3+1
+		for ((k=4; k>=0; k--)); do
+			tb345+=(K${m[i]}${m[j]}vK${m[k]}) # 3+2
+			((k<=i)) || continue
+			for ((l=k; l>=0; l--)); do
+				((k<i || l<=j)) && tb6+=(K${m[i]}${m[j]}vK${m[k]}${m[l]}) # 3+3
+			done
+			((k<=j)) || continue
+			tb345+=(K${m[i]}${m[j]}${m[k]}vK) # 4+1
+			for ((l=4; l>=0; l--)); do
+				tb6+=(K${m[i]}${m[j]}${m[k]}vK${m[l]}) # 4+2
+				((l<=k)) && tb6+=(K${m[i]}${m[j]}${m[k]}${m[l]}vK) # 5+1
+			done
+		done
+	done
+done
+for i in "${tb345[@]}"; do
+	SRC_URI+=" http://tablebase.sesse.net/syzygy/3-4-5/${i}.rtbw"
+	SRC_URI+=" http://tablebase.sesse.net/syzygy/3-4-5/${i}.rtbz"
+done
+SRC_URI+=" tb6? ("
+for i in "${tb6[@]}"; do
+	SRC_URI+=" http://tablebase.sesse.net/syzygy/6-WDL/${i}.rtbw"
+	SRC_URI+=" http://tablebase.sesse.net/syzygy/6-DTZ/${i}.rtbz"
+done
+SRC_URI+=" )"
+unset i j k l m tb345 tb6
+
+LICENSE="public-domain"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="tb6"
+RESTRICT="mirror tb6? ( fetch )" # not on Gentoo mirrors
+
+S="${WORKDIR}"
+
+pkg_nofetch() {
+	local f
+	einfo "Due to their large size, fetching the Syzygy Endgame Tablebases"
+	einfo "via BitTorrent is recommended: http://oics.olympuschess.com/tracker/"
+	einfo "After downloading, place the following files in ${DISTDIR}:"
+	for f in ${A}; do
+		einfo "${f}"
+	done
+}
+
+pkg_pretend() {
+	CHECKREQS_DISK_USR=$(usex tb6 "151G" "939M")
+	CHECKREQS_DISK_BUILD="${CHECKREQS_DISK_USR}"
+	check-reqs_pkg_pretend
+}
+
+pkg_setup() {
+	CHECKREQS_DISK_USR=$(usex tb6 "151G" "939M")
+	CHECKREQS_DISK_BUILD="${CHECKREQS_DISK_USR}"
+	check-reqs_pkg_setup
+}
+
+src_unpack() { :; }
+
+src_install() {
+	local f
+	insinto /usr/share/${PN}
+	for f in ${A}; do
+		[[ ${f} = *.rtb[wz] ]] && echo "${DISTDIR}"/${f}
+	done | xargs doins
+}