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-rw-r--r--gnu/packages/datastructures.scm51
1 files changed, 51 insertions, 0 deletions
diff --git a/gnu/packages/datastructures.scm b/gnu/packages/datastructures.scm
index d40051506f..9f4514a247 100644
--- a/gnu/packages/datastructures.scm
+++ b/gnu/packages/datastructures.scm
@@ -5,6 +5,7 @@
;;; Copyright © 2019, 2020, 2022 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2020 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2020, 2022 Marius Bakke <marius@gnu.org>
+;;; Copyright © 2023 Nicolas Goaziou <mail@nicolasgoaziou.fr>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -35,6 +36,56 @@
#:use-module (guix build-system gnu)
#:use-module (guix build-system meson))
+(define-public coucal
+ (let ((commit "73ada075553b7607d083037a87cb9c73b3683bfc")
+ (revision "1"))
+ (package
+ (name "coucal")
+ (version (git-version "0" revision commit))
+ (source (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url "https://github.com/xroche/coucal")
+ (commit commit)))
+ (file-name (git-file-name name version))
+ (sha256
+ (base32
+ "01996vda3wj5ywpwg9yhysaq6cyi44xnkyhihbwwi43hrj1ic2vm"))))
+ (build-system gnu-build-system)
+ (arguments
+ (list
+ #:phases
+ #~(modify-phases %standard-phases
+ (add-after 'unpack 'do-not-run-tests-early
+ (lambda _
+ (substitute* "Makefile"
+ (("(all: ).*" _ lead) (string-append lead "gcc")))))
+ (add-after 'unpack 'remove-Werror
+ ;; Prevent "this statement may fall through
+ ;; [-Wimplicit-fallthrough=]" errors from "murmurhash3.h" file.
+ (lambda _
+ (substitute* "Makefile"
+ (("-Werror ") ""))))
+ (delete 'configure) ;no configure script
+ (replace 'install ;no install target
+ (lambda _
+ (let ((doc (string-append #$output
+ "/share/doc/" #$name "-" #$version)))
+ (install-file "README.md" doc))
+ (for-each (lambda (f) (install-file f #$output))
+ (find-files "." "(coucal|murmurhash)"))))
+ (replace 'check
+ (lambda* (#:key tests? #:allow-other-keys)
+ (when tests?
+ (invoke "make" "tests" "runtests")))))))
+ (home-page "https://github.com/xroche/coucal")
+ (synopsis "Cuckoo-hashing-based hashtable with stash area C library")
+ (description "Coucal is an implementation of the Cuckoo hashing
+algorithm with a stash area using by default the MurmurHash hash function.")
+ ;; Library is released under Expat terms, but the source includes
+ ;; "murmurhash3.h", which is placed in the public domain.
+ (license (list license:expat license:public-domain)))))
+
(define-public gdsl
(package
(name "gdsl")