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-rw-r--r--gnu/packages/compression.scm34
1 files changed, 34 insertions, 0 deletions
diff --git a/gnu/packages/compression.scm b/gnu/packages/compression.scm
index 4a3e521f59..df62e9963e 100644
--- a/gnu/packages/compression.scm
+++ b/gnu/packages/compression.scm
@@ -5,6 +5,7 @@
;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
;;; Copyright © 2015 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2015 Leo Famulari <leo@famulari.name>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -30,6 +31,7 @@
#:use-module (guix build-system perl)
#:use-module (gnu packages base)
#:use-module (gnu packages perl)
+ #:use-module (gnu packages valgrind)
#:use-module ((srfi srfi-1) #:select (last)))
(define-public zlib
@@ -513,3 +515,35 @@ compression library.")
(description "IO-Compress provides a Perl interface to allow reading and
writing of compressed data created with the zlib and bzip2 libraries.")
(license (package-license perl))))
+
+(define-public lz4
+ (package
+ (name "lz4")
+ (version "131")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "https://github.com/Cyan4973/lz4/archive/"
+ "r" version ".tar.gz"))
+ (sha256
+ (base32 "1vfg305zvj50hwscad24wan9jar6nqj14gdk2hqyr7bb9mhh0kcx"))
+ (file-name (string-append name "-" version ".tar.gz"))))
+ (build-system gnu-build-system)
+ (native-inputs `(("valgrind" ,valgrind)))
+ (arguments
+ `(#:test-target "test"
+ #:parallel-tests? #f ; tests fail if run in parallel
+ #:make-flags (list "CC=gcc"
+ (string-append "PREFIX=" (assoc-ref %outputs "out")))
+ #:phases (modify-phases %standard-phases
+ (delete 'configure))))
+ (home-page "https://github.com/Cyan4973/lz4")
+ (synopsis "Compression algorithm focused on speed")
+ (description "LZ4 is a lossless compression algorithm, providing
+compression speed at 400 MB/s per core (0.16 Bytes/cycle). It also features an
+extremely fast decoder, with speed in multiple GB/s per core (0.71 Bytes/cycle).
+A high compression derivative, called LZ4_HC, is also provided. It trades CPU
+time for compression ratio.")
+ ;; The libraries (lz4, lz4hc, and xxhash are BSD licenced. The command
+ ;; line interface programs (lz4, fullbench, fuzzer, datagen) are GPL2+.
+ (license (list license:bsd-2 license:gpl2+))))