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authorMichael Rohleder <mike@rohleder.de>2020-10-06 12:32:57 +0200
committerMathieu Othacehe <othacehe@gnu.org>2020-10-06 13:46:13 +0200
commitb343f5d8fdea44ebcf2e8459f4a3b1ce7da07df2 (patch)
tree6bc2e64040da9632832f710299ca6046cc636cf4 /gnu/packages
parent73a2fe4ab75754418b90c73494adf5542e8f172f (diff)
downloadguix-b343f5d8fdea44ebcf2e8459f4a3b1ce7da07df2.tar
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gnu: stockfish: Update to 12.
* gnu/packages/games.scm (stockfish): Update to 12. [inputs]: Add fetching of the official neural network file. [arguments]: Add phase 'copy-net to copy this file and embed it. Signed-off-by: Mathieu Othacehe <othacehe@gnu.org>
Diffstat (limited to 'gnu/packages')
-rw-r--r--gnu/packages/games.scm20
1 files changed, 17 insertions, 3 deletions
diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index 00fc63aedf..d473baa335 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -11409,7 +11409,7 @@ etc. You can also play games on FICS or against an engine.")
(define-public stockfish
(package
(name "stockfish")
- (version "11")
+ (version "12")
(source
(origin
(method git-fetch)
@@ -11418,8 +11418,15 @@ etc. You can also play games on FICS or against an engine.")
(commit (string-append "sf_" version))))
(file-name (git-file-name name version))
(sha256
- (base32 "12mppipinymj8s1ipq9a7is453vncly49c32ym9wvyklsgyxfzlk"))))
+ (base32 "0vcymbwp5nf114pp3ax40s21ki5dckda15vmhr77d1mnq3fn0l32"))))
(build-system gnu-build-system)
+ (inputs
+ `(("neural-network"
+ ,(origin
+ (method url-fetch)
+ (uri "https://tests.stockfishchess.org/api/nn/nn-82215d0fd0df.nnue")
+ (sha256
+ (base32 "1r4yqrh4di05syyhl84hqcz84djpbd605b27zhbxwg6zs07ms8c2"))))))
(arguments
`(#:tests? #f
#:make-flags (list "-C" "src"
@@ -11435,7 +11442,14 @@ etc. You can also play games on FICS or against an engine.")
("mips64el-linux" "general-64")
(_ "general-32"))))
#:phases (modify-phases %standard-phases
- (delete 'configure))))
+ (delete 'configure)
+ ;; The official neural network file is needed for building
+ ;; and is embedded in the resulting binary.
+ (add-after 'unpack 'copy-net
+ (lambda* (#:key inputs #:allow-other-keys)
+ (copy-file (assoc-ref inputs "neural-network")
+ "src/nn-82215d0fd0df.nnue")
+ #t)))))
(synopsis "Strong chess engine")
(description
"Stockfish is a very strong chess engine. It is much stronger than the