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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017, 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2021 Ryan Prior <rprior@protonmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu packages digest)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
#:use-module (guix git-download)
#:use-module (guix build-system gnu)
#:use-module (guix build-system trivial)
#:use-module (guix utils)
#:use-module (ice-9 match))
(define-public wyhash
(package
(name "wyhash")
(version "5")
(source (origin
(method git-fetch)
(uri (git-reference
(url "https://github.com/wangyi-fudan/wyhash")
(commit (string-append "wyhash_v" version))))
(file-name (git-file-name name version))
(sha256
(base32 "03ljs5iw9zrm3bydwggjvpwrcwmsd75h3dv1j4am4hw3h22cjdjc"))))
(build-system trivial-build-system) ;; source-only package
(arguments
`(#:modules ((guix build utils))
#:builder
(begin
(use-modules (guix build utils))
(let* ((out (string-append (assoc-ref %outputs "out")))
(include (string-append out "/include"))
(doc (string-append out "/share/doc/" ,name "-" ,version))
(source (assoc-ref %build-inputs "source")))
(with-directory-excursion source
(install-file "wyhash.h" include)
(install-file "LICENSE" doc)
(install-file "README.md" doc))
#t))))
(home-page "https://github.com/wangyi-fudan/wyhash")
(synopsis "Embeddable hash function and random number generator")
(description "This package provides a portable hash function and random
number generator suitable for use in data structures. Provided by default in
Zig, V, and Nim programming language standard libraries.")
(license license:unlicense)))
(define-public xxhash
(package
(name "xxhash")
(version "0.8.0")
(source
(origin
(method git-fetch)
(uri (git-reference
(url "https://github.com/Cyan4973/xxHash")
(commit (string-append "v" version))))
(file-name (git-file-name name version))
(sha256
(base32 "0hpbzdd6kfki5f61g103vp7pfczqkdj0js63avl0ss552jfb8h96"))))
(build-system gnu-build-system)
(arguments
`(#:make-flags
(list ,(string-append "CC=" (cc-for-target))
,(match (or (%current-target-system)
(%current-system))
;; Detect vector instruction set at run time.
((or "i686-linux" "x86_64-linux") "DISPATCH=1")
(_ "DISPATCH=0"))
"XXH_FORCE_MEMORY_ACCESS=1" ; improved performance with GCC
(string-append "prefix=" (assoc-ref %outputs "out")))
#:phases
(modify-phases %standard-phases
(delete 'configure)))) ; no configure script
(home-page "https://cyan4973.github.io/xxHash/")
(synopsis "Extremely fast hash algorithm")
(description
"xxHash is an extremely fast non-cryptographic hash algorithm. It works
at speeds close to RAM limits, and comes in both 32- and 64-bit flavours.
The code is highly portable, and hashes of the same length are identical on all
platforms (both big and little endian).")
(license (list license:bsd-2 ; xxhash library (xxhash.[ch])
license:gpl2+)))) ; xxhsum.c
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