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[debbugs-tracker] bug#29911: closed ([PATCH] gnu: Add xxhash.)


From: GNU bug Tracking System
Subject: [debbugs-tracker] bug#29911: closed ([PATCH] gnu: Add xxhash.)
Date: Sun, 31 Dec 2017 21:18:01 +0000

Your message dated Sun, 31 Dec 2017 22:20:00 +0100
with message-id <address@hidden>
and subject line Re: [bug#29911] [PATCH] gnu: Add xxhash.
has caused the debbugs.gnu.org bug report #29911,
regarding [PATCH] gnu: Add xxhash.
to be marked as done.

(If you believe you have received this mail in error, please contact
address@hidden)


-- 
29911: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=29911
GNU Bug Tracking System
Contact address@hidden with problems
--- Begin Message --- Subject: [PATCH] gnu: Add xxhash. Date: Sat, 30 Dec 2017 22:30:10 +0100
* gnu/packages/digest.scm: New file
(xxhash): New public variable.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add new file.
---

Guix,

This adds both a blazin' new hash and a brand-new file, since I couldn't
find a suitable existing one.

crypto.scm is out: xxHash is explicitly non-that.

Happy times,

T G-R

 gnu/local.mk            |  1 +
 gnu/packages/digest.scm | 55 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)
 create mode 100644 gnu/packages/digest.scm

diff --git a/gnu/local.mk b/gnu/local.mk
index 346c8285e..68f9fdf11 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -119,6 +119,7 @@ GNU_SYSTEM_MODULES =                                \
   %D%/packages/dejagnu.scm                     \
   %D%/packages/dico.scm                                \
   %D%/packages/dictionaries.scm                        \
+  %D%/packages/digest.scm                      \
   %D%/packages/direct-connect.scm              \
   %D%/packages/disk.scm                                \
   %D%/packages/display-managers.scm            \
diff --git a/gnu/packages/digest.scm b/gnu/packages/digest.scm
new file mode 100644
index 000000000..5f14ab913
--- /dev/null
+++ b/gnu/packages/digest.scm
@@ -0,0 +1,55 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Tobias Geerinckx-Rice <address@hidden>
+;;;
+;;; 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 download)
+  #:use-module (guix build-system gnu))
+
+(define-public xxhash
+  (package
+    (name "xxhash")
+    (version "0.6.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://github.com/Cyan4973/xxHash/archive/v";
+                           version ".tar.gz"))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "08nv9h3jzg6y85ysy2dj3qvvfsdz0rwkk497a2366syz278wqw25"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:make-flags
+       (list "CC=gcc"
+             "XXH_FORCE_MEMORY_ACCESS=1" ; improved performance with GCC
+             (string-append "prefix=" (assoc-ref %outputs "out")))
+       #:test-target "test"
+       #: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
-- 
2.15.0




--- End Message ---
--- Begin Message --- Subject: Re: [bug#29911] [PATCH] gnu: Add xxhash. Date: Sun, 31 Dec 2017 22:20:00 +0100 User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0
Leo Famulari wrote on 31/12/17 at 00:41:
> On Sat, Dec 30, 2017 at 10:30:10PM +0100, Tobias Geerinckx-Rice wrote:
>> * gnu/packages/digest.scm: New file
>> (xxhash): New public variable.
>> * gnu/local.mk (GNU_SYSTEM_MODULES): Add new file.
> 
> LGTM, thanks!

Pushed as cc17345d549d9c99f625793bffa56bfa42abade7.

Thanks for this — and many other — reviews!

Happy times,

T G-R

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