1 ;;; GNU Guix --- Functional package management for GNU
2 ;;; Copyright © 2012, 2013, 2014, 2015, 2017, 2019 Ludovic Courtès <ludo@gnu.org>
3 ;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
4 ;;; Copyright © 2014, 2015, 2018 Mark H Weaver <mhw@netris.org>
5 ;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
6 ;;; Copyright © 2015, 2016 Eric Bavier <bavier@member.fsf.org>
7 ;;; Copyright © 2015, 2016, 2017, 2018 Ricardo Wurmus <rekado@elephly.net>
8 ;;; Copyright © 2015, 2017, 2018 Leo Famulari <leo@famulari.name>
9 ;;; Copyright © 2015 Jeff Mickey <j@codemac.net>
10 ;;; Copyright © 2015, 2016, 2017, 2018, 2019 Efraim Flashner <efraim@flashner.co.il>
11 ;;; Copyright © 2016 Ben Woodcroft <donttrustben@gmail.com>
12 ;;; Copyright © 2016 Danny Milosavljevic <dannym@scratchpost.org>
13 ;;; Copyright © 2016, 2017, 2018, 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
14 ;;; Copyright © 2016 David Craven <david@craven.ch>
15 ;;; Copyright © 2016, 2019 Kei Kebreau <kkebreau@posteo.net>
16 ;;; Copyright © 2016, 2018, 2019 Marius Bakke <mbakke@fastmail.com>
17 ;;; Copyright © 2017 ng0 <ng0@n0.is>
18 ;;; Copyright © 2017 Manolis Fragkiskos Ragkousis <manolis837@gmail.com>
19 ;;; Copyright © 2017 Theodoros Foradis <theodoros@foradis.org>
20 ;;; Copyright © 2017 Stefan Reichör <stefan@xsteve.at>
21 ;;; Copyright © 2017 Petter <petter@mykolab.ch>
22 ;;; Copyright © 2017 Julien Lepiller <julien@lepiller.eu>
23 ;;; Copyright © 2018 Rutger Helling <rhelling@mykolab.com>
24 ;;; Copyright © 2018 Joshua Sierles, Nextjournal <joshua@nextjournal.com>
25 ;;; Copyright © 2018, 2019 Pierre Neidhardt <mail@ambrevar.xyz>
26 ;;; Copyright © 2019 Nicolas Goaziou <mail@nicolasgoaziou.fr>
27 ;;; Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
29 ;;; This file is part of GNU Guix.
31 ;;; GNU Guix is free software; you can redistribute it and/or modify it
32 ;;; under the terms of the GNU General Public License as published by
33 ;;; the Free Software Foundation; either version 3 of the License, or (at
34 ;;; your option) any later version.
36 ;;; GNU Guix is distributed in the hope that it will be useful, but
37 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
38 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
39 ;;; GNU General Public License for more details.
41 ;;; You should have received a copy of the GNU General Public License
42 ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
44 (define-module (gnu packages compression)
45 #:use-module ((guix licenses) #:prefix license:)
46 #:use-module (guix utils)
47 #:use-module (guix packages)
48 #:use-module (guix download)
49 #:use-module (guix git-download)
50 #:use-module (guix build-system cmake)
51 #:use-module (guix build-system gnu)
52 #:use-module (guix build-system trivial)
53 #:use-module (gnu packages)
54 #:use-module (gnu packages assembly)
55 #:use-module (gnu packages autotools)
56 #:use-module (gnu packages backup)
57 #:use-module (gnu packages base)
58 #:use-module (gnu packages boost)
59 #:use-module (gnu packages check)
60 #:use-module (gnu packages curl)
61 #:use-module (gnu packages documentation)
62 #:use-module (gnu packages file)
63 #:use-module (gnu packages maths)
64 #:use-module (gnu packages perl)
65 #:use-module (gnu packages pkg-config)
66 #:use-module (gnu packages python)
67 #:use-module (gnu packages qt)
68 #:use-module (gnu packages tls)
69 #:use-module (gnu packages valgrind)
70 #:use-module (ice-9 match)
71 #:use-module ((srfi srfi-1) #:select (last)))
80 (uri (list (string-append "http://zlib.net/zlib-"
82 (string-append "mirror://sourceforge/libpng/zlib/"
83 version "/zlib-" version ".tar.gz")))
86 "18dighcs333gsvajvvgqp8l4cx7h1x7yx9gd5xacnk80spyykrf3"))))
87 (build-system gnu-build-system)
88 (outputs '("out" "static"))
91 (modify-phases %standard-phases
93 (lambda* (#:key outputs #:allow-other-keys)
94 ;; Zlib's home-made `configure' fails when passed
95 ;; extra flags like `--enable-fast-install', so we need to
96 ;; invoke it with just what it understand.
97 (let ((out (assoc-ref outputs "out")))
98 ;; 'configure' doesn't understand '--host'.
99 ,@(if (%current-target-system)
100 `((setenv "CHOST" ,(%current-target-system)))
102 (invoke "./configure"
103 (string-append "--prefix=" out)))))
104 (add-after 'install 'move-static-library
105 (lambda* (#:key outputs #:allow-other-keys)
106 (let ((out (assoc-ref outputs "out"))
107 (static (assoc-ref outputs "static")))
108 (with-directory-excursion (string-append out "/lib")
109 (install-file "libz.a" (string-append static "/lib"))
110 (delete-file "libz.a")
112 (home-page "https://zlib.net/")
113 (synopsis "Compression library")
115 "zlib is designed to be a free, general-purpose, legally unencumbered --
116 that is, not covered by any patents -- lossless data-compression library for
117 use on virtually any computer hardware and operating system. The zlib data
118 format is itself portable across platforms. Unlike the LZW compression method
119 used in Unix compress(1) and in the GIF image format, the compression method
120 currently used in zlib essentially never expands the data. (LZW can double or
121 triple the file size in extreme cases.) zlib's memory footprint is also
122 independent of the input data and can be reduced, if necessary, at some cost
124 (license license:zlib)))
126 (define-public minizip
129 (version (package-version zlib))
130 (source (package-source zlib))
131 (build-system gnu-build-system)
134 (modify-phases %standard-phases
135 (add-after 'unpack 'enter-source
136 (lambda _ (chdir "contrib/minizip") #t))
137 (add-after 'install 'remove-crypt-h
138 (lambda* (#:key outputs #:allow-other-keys)
139 ;; Remove <minizip/crypt.h> because it interferes with libc's
140 ;; <crypt.h> given that 'minizip.pc' says "-I…/include/minizip".
141 ;; Fedora does the same:
142 ;; <https://src.fedoraproject.org/rpms/zlib/c/4d2785ec3116947872f6f32dc4104e6d36d8a7a4?branch=master>.
143 (let ((out (assoc-ref outputs "out")))
144 (delete-file (string-append out "/include/minizip/crypt.h"))
147 `(("autoconf" ,autoconf)
148 ("automake" ,automake)
149 ("libtool" ,libtool)))
150 (propagated-inputs `(("zlib" ,zlib)))
151 (home-page (package-home-page zlib))
152 (synopsis "Zip Compression library")
154 "Minizip is a minimalistic library that supports compressing,
155 extracting and viewing ZIP archives. This version is extracted from
156 the @code{zlib} source.")
157 (license (package-license zlib))))
159 (define-public fastjar
165 (uri (string-append "mirror://savannah/fastjar/fastjar-"
169 "0iginbz2m15hcsa3x4y7v3mhk54gr1r7m3ghx0pg4n46vv2snmpi"))))
170 (build-system gnu-build-system)
171 (inputs `(("zlib" ,zlib)))
172 (home-page "https://savannah.nongnu.org/projects/fastjar")
173 (synopsis "Replacement for Sun's 'jar' utility")
175 "FastJar is an attempt to create a much faster replacement for Sun's
176 @code{jar} utility. Instead of being written in Java, FastJar is written in C.")
177 (license license:gpl2+)))
179 (define-public libtar
187 "ftp://ftp.feep.net/pub/software/libtar/libtar-"
190 "mirror://debian/pool/main/libt/libtar/libtar_"
191 version ".orig.tar.gz")))
194 "02cihzl77ia0dcz7z2cga2412vyhhs5pa2355q4wpwbyga2lrwjh"))
195 (patches (search-patches "libtar-CVE-2013-4420.patch"))))
196 (build-system gnu-build-system)
197 (arguments `(#:tests? #f)) ; no "check" target
199 `(("autoconf" ,autoconf)
200 ("automake" ,automake)
201 ("libtool" ,libtool)))
204 (synopsis "C library for manipulating POSIX tar files")
206 "libtar is a C library for manipulating POSIX tar files. It handles
207 adding and extracting files to/from a tar archive.")
208 (home-page "https://repo.or.cz/libtar.git")
209 (license license:bsd-3)))
217 (uri (string-append "mirror://gnu/gzip/gzip-"
221 "1h6p374d3j8d4cdfydzls021xa2yby8myc0h8d6m8bc7k6ncq9c4"))))
222 (build-system gnu-build-system)
223 (synopsis "General file (de)compression (using lzw)")
225 ;; FIXME: The test suite wants `less', and optionally Perl.
228 (modify-phases %standard-phases
229 (add-after 'unpack 'patch-for-glibc-2.28
231 ;; Adjust the bundled gnulib to work with glibc 2.28. See e.g.
232 ;; "m4-gnulib-libio.patch". This is a phase rather than patch
233 ;; or snippet to work around <https://bugs.gnu.org/32347>.
234 (substitute* (find-files "lib" "\\.c$")
235 (("#if defined _IO_ftrylockfile")
236 "#if defined _IO_EOF_SEEN"))
237 (substitute* "lib/stdio-impl.h"
238 (("^/\\* BSD stdio derived implementations")
239 (string-append "#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN\n"
240 "# define _IO_IN_BACKUP 0x100\n"
242 "/* BSD stdio derived implementations")))
244 (add-after 'unpack 'use-absolute-name-of-gzip
245 (lambda* (#:key outputs #:allow-other-keys)
246 (substitute* "gunzip.in"
248 (string-append "exec " (assoc-ref outputs "out")
252 "GNU Gzip provides data compression and decompression utilities; the
253 typical extension is \".gz\". Unlike the \"zip\" format, it compresses a single
254 file; as a result, it is often used in conjunction with \"tar\", resulting in
255 \".tar.gz\" or \".tgz\", etc.")
256 (license license:gpl3+)
257 (home-page "https://www.gnu.org/software/gzip/")))
265 ;; XXX The bzip.org domain was allowed to expire.
266 (uri (string-append "https://web.archive.org/web/20180624184806/"
267 "http://www.bzip.org/"
268 version "/bzip2-" version ".tar.gz"))
271 "1kfrc7f0ja9fdn6j1y6yir6li818npy6217hvr3wzmnmzhs8z152"))))
272 (build-system gnu-build-system)
274 `(#:modules ((guix build gnu-build-system)
279 (modify-phases %standard-phases
281 (lambda* (#:key target #:allow-other-keys)
282 (when ,(%current-target-system)
283 ;; Cross-compilation: use the cross tools.
284 (substitute* (find-files "." "Makefile")
286 (string-append "CC = " target "-gcc\n"))
288 (string-append "AR = " target "-ar\n"))
290 (string-append "RANLIB = " target "-ranlib\n"))
291 (("^all:(.*)test" _ prerequisites)
292 ;; Remove 'all' -> 'test' dependency.
293 (string-append "all:" prerequisites "\n"))))
295 (add-before 'build 'build-shared-lib
296 (lambda* (#:key inputs #:allow-other-keys)
297 (patch-makefile-SHELL "Makefile-libbz2_so")
298 (invoke "make" "-f" "Makefile-libbz2_so")))
299 (add-after 'install 'install-shared-lib
300 (lambda* (#:key outputs #:allow-other-keys)
301 ;; The Makefile above does not have an 'install' target, nor does
302 ;; it create all the (un)versioned symlinks, so we handle it here.
303 (let* ((out (assoc-ref outputs "out"))
304 (libdir (string-append out "/lib"))
306 ;; Locate the built library (e.g. "libbz2.so.1.0.6").
307 (lib (car (scandir "."
309 (and (string-prefix? soname file)
311 (stat:type (lstat file))))))))
312 (soversion (string-drop lib (+ 1 (string-length soname)))))
313 (install-file lib libdir)
314 (with-directory-excursion libdir
315 ;; Create symlinks libbz2.so.1 -> libbz2.so.1.0, etc.
316 (let loop ((base soname)
317 (numbers (string-split soversion #\.)))
318 (unless (null? numbers)
319 (let ((so-file (string-append base "." (car numbers))))
320 (symlink so-file base)
321 (loop so-file (cdr numbers))))))
323 (add-after 'install-shared-lib 'move-static-lib
324 (lambda* (#:key outputs #:allow-other-keys)
325 (let ((out (assoc-ref outputs "out"))
326 (static (assoc-ref outputs "static")))
327 (with-directory-excursion (string-append out "/lib")
328 (install-file "libbz2.a" (string-append static "/lib"))
329 (delete-file "libbz2.a")
331 (add-after 'install-shared-lib 'patch-scripts
332 (lambda* (#:key outputs inputs #:allow-other-keys)
333 (let* ((out (assoc-ref outputs "out")))
334 (substitute* (string-append out "/bin/bzdiff")
338 #:make-flags (list (string-append "PREFIX="
339 (assoc-ref %outputs "out")))
341 ;; Don't attempt to run the tests when cross-compiling.
342 ,@(if (%current-target-system)
345 (outputs '("out" "static"))
346 (synopsis "High-quality data compression program")
348 "bzip2 is a freely available, patent free (see below), high-quality data
349 compressor. It typically compresses files to within 10% to 15% of the best
350 available techniques (the PPM family of statistical compressors), whilst
351 being around twice as fast at compression and six times faster at
353 (license (license:non-copyleft "file://LICENSE"
354 "See LICENSE in the distribution."))
355 (home-page "https://web.archive.org/web/20180801004107/http://www.bzip.org/")))
357 (define-public lbzip2
363 (uri (string-append "http://archive.lbzip2.org/lbzip2-"
367 "1sahaqc5bw4i0iyri05syfza4ncf5cml89an033fspn97klmxis6"))
368 (modules '((guix build utils)))
371 (substitute* (find-files "lib" "\\.c$")
372 (("#if defined _IO_ftrylockfile")
373 "#if defined _IO_EOF_SEEN"))
374 (substitute* "lib/stdio-impl.h"
375 (("^/\\* BSD stdio derived implementations")
376 (string-append "#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN\n"
377 "# define _IO_IN_BACKUP 0x100\n"
379 "/* BSD stdio derived implementations")))
381 (build-system gnu-build-system)
382 (synopsis "Parallel bzip2 compression utility")
384 "lbzip2 is a multi-threaded compression utility with support for the
385 bzip2 compressed file format. lbzip2 can process standard bz2 files in
386 parallel. It uses POSIX threading model (pthreads), which allows it to take
387 full advantage of symmetric multiprocessing (SMP) systems. It has been proven
388 to scale linearly, even to over one hundred processor cores. lbzip2 is fully
389 compatible with bzip2 – both at file format and command line level.")
390 (home-page "http://www.lbzip2.org/")
391 (license license:gpl3+)))
393 (define-public pbzip2
399 (uri (string-append "https://launchpad.net/pbzip2/"
400 (version-major+minor version) "/" version
401 "/+download/" name "-" version ".tar.gz"))
404 "1rnvgcdixjzbrmcr1nv9b6ccrjfrhryaj7jwz28yxxv6lam3xlcg"))))
405 (build-system gnu-build-system)
409 `(#:tests? #f ; no tests
410 #:phases (modify-phases %standard-phases
411 (delete 'configure)) ; no configure script
412 #:make-flags (list (string-append "PREFIX=" %output))))
413 (home-page "http://compression.ca/pbzip2/")
414 (synopsis "Parallel bzip2 implementation")
416 "Pbzip2 is a parallel implementation of the bzip2 block-sorting file
417 compressor that uses pthreads and achieves near-linear speedup on SMP machines.
418 The output of this version is fully compatible with bzip2 v1.0.2 (i.e. anything
419 compressed with pbzip2 can be decompressed with bzip2).")
420 (license (license:non-copyleft "file://COPYING"
421 "See COPYING in the distribution."))))
429 (uri (list (string-append "http://tukaani.org/xz/xz-" version
431 (string-append "http://multiprecision.org/guix/xz-"
435 "0ibi2zsfaz6l756spjwc5rayf4ckgc9hwmy8qinppcyk4svz64mm"))))
436 (build-system gnu-build-system)
439 (modify-phases %standard-phases
440 (add-after 'install 'move-static-lib
441 (lambda* (#:key outputs #:allow-other-keys)
442 (let ((out (assoc-ref outputs "out"))
443 (static (assoc-ref outputs "static")))
444 (mkdir-p (string-append static "/lib"))
445 (rename-file (string-append out "/lib/liblzma.a")
446 (string-append static "/lib/liblzma.a"))
447 ;; Remove reference to the static library from the .la file
448 ;; so Libtool does the right thing when both the shared and
449 ;; static library is available.
450 (substitute* (string-append out "/lib/liblzma.la")
451 (("^old_library='liblzma.a'") "old_library=''"))
453 (outputs '("out" "static"))
454 (synopsis "General-purpose data compression")
456 "XZ Utils is free general-purpose data compression software with high
457 compression ratio. XZ Utils were written for POSIX-like systems, but also
458 work on some not-so-POSIX systems. XZ Utils are the successor to LZMA Utils.
460 The core of the XZ Utils compression code is based on LZMA SDK, but it has
461 been modified quite a lot to be suitable for XZ Utils. The primary
462 compression algorithm is currently LZMA2, which is used inside the .xz
463 container format. With typical files, XZ Utils create 30 % smaller output
464 than gzip and 15 % smaller output than bzip2.")
465 (license (list license:gpl2+ license:lgpl2.1+)) ; bits of both
466 (home-page "https://tukaani.org/xz/")))
475 "https://github.com/fragglet/lhasa/releases/download/v"
476 version "/lhasa-" version ".tar.gz"))
479 "092zi9av18ma20c6h9448k0bapvx2plnp292741dvfd9hmgqxc1z"))))
480 (build-system gnu-build-system)
483 (modify-phases %standard-phases
484 (add-before 'check 'set-up-test-environment
485 (lambda* (#:key inputs #:allow-other-keys)
486 (setenv "TZDIR" (string-append (assoc-ref inputs "tzdata")
490 `(("tzdata" ,tzdata)))
491 (home-page "https://fragglet.github.com/lhasa/")
492 (synopsis "LHA archive decompressor")
493 (description "Lhasa is a replacement for the Unix LHA tool, for
494 decompressing .lzh (LHA / LHarc) and .lzs (LArc) archives. The backend for the
495 tool is a library, so that it can be reused for other purposes. Lhasa aims to
496 be compatible with as many types of lzh/lzs archives as possible. It also aims
497 to generate the same output as the (non-free) Unix LHA tool, so that it will
498 act as a free drop-in replacement.")
499 (license license:isc)))
508 (uri (string-append "http://www.oberhumer.com/opensource/lzo/download/lzo-"
512 "0wm04519pd3g8hqpjqhfr72q8qmbiwqaxcs3cndny9h86aa95y60"))))
513 (build-system gnu-build-system)
514 (arguments '(#:configure-flags '("--enable-shared")))
515 (home-page "http://www.oberhumer.com/opensource/lzo")
517 "Data compression library suitable for real-time data de-/compression")
519 "LZO is a data compression library which is suitable for data
520 de-/compression in real-time. This means it favours speed over
523 LZO is written in ANSI C. Both the source code and the compressed data
524 format are designed to be portable across platforms.")
525 (license license:gpl2+)))
534 (uri (string-append "http://www.lzop.org/download/lzop-"
538 "0h9gb8q7y54m9mvy3jvsmxf21yx8fc3ylzh418hgbbv0i8mbcwky"))))
539 (build-system gnu-build-system)
540 (inputs `(("lzo" ,lzo)))
541 (home-page "https://www.lzop.org/")
542 (synopsis "Compress or expand files")
544 "Lzop is a file compressor which is very similar to gzip. Lzop uses the
545 LZO data compression library for compression services, and its main advantages
546 over gzip are much higher compression and decompression speed (at the cost of
547 some compression ratio).")
548 (license license:gpl2+)))
556 (uri (string-append "mirror://savannah/lzip/lzip-"
560 "12qdcw5k1cx77brv9yxi1h4dzwibhfmdpigrj43nfk8nscwm12z4"))))
561 (build-system gnu-build-system)
562 (home-page "https://www.nongnu.org/lzip/lzip.html")
563 (synopsis "Lossless data compressor based on the LZMA algorithm")
565 "Lzip is a lossless data compressor with a user interface similar to the
566 one of gzip or bzip2. Lzip decompresses almost as fast as gzip and compresses
567 more than bzip2, which makes it well-suited for software distribution and data
568 archiving. Lzip is a clean implementation of the LZMA algorithm.")
569 (license license:gpl3+)))
571 (define-public lziprecover
577 (uri (string-append "mirror://savannah/lzip/lziprecover/"
578 "lziprecover-" version ".tar.gz"))
581 "094w2z8fz41yaq0gkyr61cl7pb1d7kchpl5dka7rvm3qvbb7ncd2"))))
582 (build-system gnu-build-system)
583 (home-page "https://www.nongnu.org/lzip/lziprecover.html")
584 (synopsis "Recover and decompress data from damaged lzip files")
586 "Lziprecover is a data recovery tool and decompressor for files in the lzip
587 compressed data format (.lz). It can test the integrity of lzip files, extract
588 data from damaged ones, and repair most files with small errors (up to one
589 single-byte error per member) entirely.
591 Lziprecover is not a replacement for regular backups, but a last line of defence
592 when even the backups are corrupt. It can recover files by merging the good
593 parts of two or more damaged copies, such as can be easily produced by running
594 @command{ddrescue} on a failing device.
596 This package also includes @command{unzcrash}, a tool to test the robustness of
597 decompressors when faced with corrupted input.")
598 (license (list license:bsd-2 ; arg_parser.{cc,h}
599 license:gpl2+)))) ; everything else
601 (define-public sharutils
608 (uri (string-append "mirror://gnu/sharutils/sharutils-"
610 (patches (search-patches "sharutils-CVE-2018-1000097.patch"))
613 "16isapn8f39lnffc3dp4dan05b7x6mnc76v6q5nn8ysxvvvwy19b"))
614 (modules '((guix build utils)))
617 (substitute* (find-files "lib" "\\.c$")
618 (("#if defined _IO_ftrylockfile")
619 "#if defined _IO_EOF_SEEN"))
620 (substitute* "lib/stdio-impl.h"
621 (("^/\\* BSD stdio derived implementations")
622 (string-append "#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN\n"
623 "# define _IO_IN_BACKUP 0x100\n"
625 "/* BSD stdio derived implementations")))
627 (build-system gnu-build-system)
632 (modify-phases %standard-phases
633 (add-after 'patch-source-shebangs 'unpatch-source-shebang
634 ;; revert the patch-shebang phase on a script which is
637 (substitute* "tests/shar-1.ok"
638 (((which "sh")) "/bin/sh"))
640 (home-page "https://www.gnu.org/software/sharutils/")
641 (synopsis "Archives in shell scripts, uuencode/uudecode")
643 "GNU sharutils is a package for creating and manipulating shell
644 archives that can be readily emailed. A shell archive is a file that can be
645 processed by a Bourne-type shell to unpack the original collection of files.
646 This package is mostly for compatibility and historical interest.")
647 (license license:gpl3+)))
649 (define-public sfarklib
656 (url "https://github.com/raboof/sfArkLib.git")
658 (file-name (git-file-name name version))
661 "0jrxy24gak7q5ml06p5jjgzk9i5r2mkfjk4ycirkp4kg7k5a237w"))))
662 (build-system gnu-build-system)
664 `(#:tests? #f ;no "check" target
666 (modify-phases %standard-phases
668 (lambda* (#:key outputs #:allow-other-keys)
669 (substitute* "Makefile"
670 (("/usr/local") (assoc-ref outputs "out")))
674 (home-page "https://github.com/raboof/sfArkLib")
675 (synopsis "Library for SoundFont decompression")
677 "SfArkLib is a C++ library for decompressing SoundFont files compressed
678 with the sfArk algorithm.")
679 (license license:gpl3+)))
681 (define-public sfarkxtc
682 (let ((commit "13cd6f93725a90d91ec5ea75babf1dbd694ac463")
686 (version (git-version "0" revision commit))
688 ;; There are no release tarballs, so we just fetch the latest
689 ;; commit at this time.
692 (url "https://github.com/raboof/sfarkxtc.git")
694 (file-name (git-file-name name version))
697 "1mb1jyk1m11l1gppd9hmql9cyp55sdf7jk5rbc7acky1z4k4mv19"))))
698 (build-system gnu-build-system)
700 `(#:tests? #f ;no "check" target
702 (modify-phases %standard-phases
704 (lambda* (#:key outputs #:allow-other-keys)
705 (substitute* "Makefile"
706 (("/usr/local") (assoc-ref outputs "out")))
710 ("sfarklib" ,sfarklib)))
711 (home-page "https://github.com/raboof/sfarkxtc")
712 (synopsis "Basic sfArk decompressor")
713 (description "SfArk extractor converts SoundFonts in the compressed legacy
714 sfArk file format to the uncompressed sf2 format.")
715 (license license:gpl3+))))
717 (define-public libmspack
720 (home-page "https://cabextract.org.uk/libmspack/")
725 (uri (string-append home-page name "-" version "alpha.tar.gz"))
727 (base32 "13janaqsvm7aqc4agjgd4819pbgqv50j88bh5kci1z70wvg65j5s"))))
728 (build-system gnu-build-system)
730 `(#:configure-flags '("--disable-static")))
731 (synopsis "Compression tools for some formats used by Microsoft")
733 "The purpose of libmspack is to provide both compression and
734 decompression of some loosely related file formats used by Microsoft.")
735 (license license:lgpl2.1+)))
744 (uri (git-reference (url "https://github.com/lz4/lz4")
745 (commit (string-append "v" version))))
748 "0lpaypmk70ag2ks3kf2dl4ac3ba40n5kc1ainkp9wfjawz76mh61"))
749 (file-name (git-file-name name version))))
750 (build-system gnu-build-system)
754 ("valgrind" ,valgrind)))
756 `(#:test-target "test"
757 #:make-flags (list "CC=gcc"
758 (string-append "prefix=" (assoc-ref %outputs "out")))
759 #:phases (modify-phases %standard-phases
760 (delete 'configure) ;no configure script
761 (add-before 'check 'disable-broken-test
763 ;; XXX: test_install.sh fails when prefix is a subdirectory.
764 (substitute* "tests/Makefile"
765 (("^test: (.*) test-install" _ targets)
766 (string-append "test: " targets)))
768 (home-page "https://www.lz4.org")
769 (synopsis "Compression algorithm focused on speed")
770 (description "LZ4 is a lossless compression algorithm, providing
771 compression speed at 400 MB/s per core (0.16 Bytes/cycle). It also features an
772 extremely fast decoder, with speed in multiple GB/s per core (0.71 Bytes/cycle).
773 A high compression derivative, called LZ4_HC, is also provided. It trades CPU
774 time for compression ratio.")
775 ;; The libraries (lz4, lz4hc, and xxhash) are BSD licenced. The command
776 ;; line interface programs (lz4, fullbench, fuzzer, datagen) are GPL2+.
777 (license (list license:bsd-2 license:gpl2+))))
779 (define-public squashfs-tools
781 (name "squashfs-tools")
785 (uri (string-append "mirror://sourceforge/squashfs/squashfs/"
786 "squashfs" version "/"
787 "squashfs" version ".tar.gz"))
790 "0zmhvczscqz0mzh4b9m8m42asq14db0a6lc8clp5ljq5ybrv70d9"))))
791 (build-system gnu-build-system)
793 '(#:tests? #f ; no check target
799 (string-append "INSTALL_DIR=" %output "/bin"))
801 (modify-phases %standard-phases
804 (chdir "squashfs-tools")
811 (home-page "http://squashfs.sourceforge.net/")
812 (synopsis "Tools to create and extract squashfs file systems")
814 "Squashfs is a highly compressed read-only file system for Linux. It uses
815 zlib to compress files, inodes, and directories. All blocks are packed to
816 minimize the data overhead, and block sizes of between 4K and 1M are supported.
817 It is intended to be used for archival use, for live CDs, and for embedded
818 systems where low overhead is needed. This package allows you to create and
819 extract such file systems.")
820 (license license:gpl2+)))
828 (uri (string-append "http://zlib.net/pigz/"
829 name "-" version ".tar.gz"))
832 "0wsgw5vwl23jrnpsvd8v3xcp5k4waw5mk0164fynjhkv58i1dy54"))))
833 (build-system gnu-build-system)
836 (modify-phases %standard-phases
839 (lambda* (#:key outputs #:allow-other-keys)
840 (let* ((out (assoc-ref outputs "out"))
841 (bin (string-append out "/bin"))
842 (man (string-append out "/share/man/man1")))
843 (install-file "pigz" bin)
844 (symlink "pigz" (string-append bin "/unpigz"))
845 (install-file "pigz.1" man)
847 #:make-flags (list "CC=gcc")
848 #:test-target "tests"))
849 (inputs `(("zlib" ,zlib)))
850 (home-page "https://zlib.net/pigz/")
851 (synopsis "Parallel implementation of gzip")
853 "This package provides a parallel implementation of gzip that exploits
854 multiple processors and multiple cores when compressing data.")
856 ;; Things under zopfli/ are under ASL2.0, but 4 files at the top-level,
857 ;; written by Mark Adler, are under another non-copyleft license.
858 (license license:asl2.0)))
867 "https://github.com/vasi/pixz/releases/download/v" version
868 "/pixz-" version ".tar.xz"))
871 "1s3j7zw6j5zi3fhdxg287ndr3wf6swac7z21mqd1pyiln530gi82"))))
872 (build-system gnu-build-system)
874 `(("pkg-config" ,pkg-config)
875 ("libarchive" ,libarchive)))
876 (home-page "https://github.com/vasi/pixz")
877 (synopsis "Parallel indexing implementation of LZMA")
879 "The existing XZ Utils provide great compression in the .xz file format,
880 but they produce just one big block of compressed data. Pixz instead produces
881 a collection of smaller blocks which makes random access to the original data
882 possible and can compress in parallel. This is especially useful for large
884 (license license:bsd-2)))
886 (define-public brotli
887 (let ((commit "e992cce7a174d6e2b3486616499d26bb0bad6448")
891 (version (string-append "0.1-" revision "."
892 (string-take commit 7)))
896 (url "https://github.com/bagder/libbrotli.git")
899 (file-name (string-append name "-" version ".tar.xz"))
902 "1qxxsasvwbbbh6dl3138y9h3fg0q2v7xdk5jjc690bdg7g1wrj6n"))
903 (modules '((guix build utils)))
905 ;; This is a recursive submodule that is
906 ;; unnecessary for this package, so delete it.
907 (delete-file-recursively "brotli/terryfy")
909 (build-system gnu-build-system)
911 `(("autoconf" ,autoconf)
912 ("automake" ,automake)
913 ("libtool" ,libtool)))
915 `(#:phases (modify-phases %standard-phases
916 (add-after 'unpack 'autogen
919 (invoke "autoreconf" "-vfi"))))))
920 (home-page "https://github.com/bagder/libbrotli/")
921 (synopsis "Implementation of the Brotli compression algorithm")
923 "Brotli is a general-purpose lossless compression algorithm. It is
924 similar in speed to deflate but offers denser compression. This package
925 provides encoder and a decoder libraries: libbrotlienc and libbrotlidec,
926 respectively, based on the reference implementation from Google.")
927 (license license:expat))))
929 (define-public bsdiff
933 (home-page "https://www.daemonology.net/bsdiff/")
936 (uri (string-append home-page name "-" version ".tar.gz"))
939 "0j2zm3z271x5aw63mwhr3vymzn45p2vvrlrpm9cz2nywna41b0hq"))))
940 (build-system gnu-build-system)
942 `(#:make-flags (list "INSTALL=install" "CC=gcc"
943 (string-append "PREFIX=" (assoc-ref %outputs "out")))
944 #:phases (modify-phases %standard-phases
946 (add-before 'build 'fix-Makefile
948 (substitute* "Makefile"
949 ;; Adjust syntax to make it compatible with GNU Make.
951 ;; Help install(1) create the target directory.
952 (("\\$\\{PREFIX\\}") "-D -t ${PREFIX}"))
954 #:tests? #f)) ;no tests
957 (synopsis "Patch binary files")
959 "@command{bsdiff} and @command{bspatch} are tools for building and
960 applying patches to binary files. By using suffix sorting (specifically
961 Larsson and Sadakane's @code{qsufsort}) and taking advantage of how
962 executable files change, bsdiff routinely produces binary patches 50-80%
963 smaller than those produced by @code{Xdelta}.")
964 (license license:bsd-2)))
966 (define-public cabextract
969 (home-page "https://cabextract.org.uk/")
973 (uri (string-append home-page "cabextract-" version ".tar.gz"))
976 "19qwhl2r8ip95q4vxzxg2kp4p125hjmc9762sns1dwwf7ikm7hmg"))
977 (modules '((guix build utils)))
980 ;; Delete bundled libmspack.
981 (delete-file-recursively "mspack")
983 (build-system gnu-build-system)
985 '(#:configure-flags '("--with-external-libmspack")
987 (modify-phases %standard-phases
988 ;; cabextract needs some of libmspack's header files.
989 ;; These are located in the "mspack" directory of libmspack.
990 (add-before 'build 'unpack-libmspack
991 (lambda* (#:key inputs #:allow-other-keys)
992 (let ((dir-name "libmspack-src"))
994 (invoke "tar" "-xvf" (assoc-ref inputs "libmspack-source")
995 "-C" dir-name "--strip-components" "1")
996 (rename-file (string-append dir-name "/mspack")
998 (delete-file-recursively dir-name)
1001 `(("pkg-config" ,pkg-config)))
1003 `(("libmspack" ,libmspack)
1004 ("libmspack-source" ,(package-source libmspack))))
1005 (synopsis "Tool to unpack Cabinet archives")
1006 (description "Extracts files out of Microsoft Cabinet (.cab) archives")
1007 ;; Some source files specify gpl2+, lgpl2+, however COPYING is gpl3.
1008 (license license:gpl3+)))
1010 (define-public xdelta
1018 (url "https://github.com/jmacd/xdelta.git")
1019 (commit (string-append "v" version))))
1020 (file-name (git-file-name name version))
1023 "09mmsalc7dwlvgrda56s2k927rpl3a5dzfa88aslkqcjnr790wjy"))
1025 ;; This file isn't freely distributable and has no effect on building.
1027 (delete-file "xdelta3/draft-korn-vcdiff.txt")
1029 (build-system gnu-build-system)
1031 `(("autoconf" ,autoconf)
1032 ("automake" ,automake)))
1035 (modify-phases %standard-phases
1036 (add-after 'unpack 'enter-build-directory
1037 (lambda _ (chdir "xdelta3") #t)))))
1038 (home-page "http://xdelta.org")
1039 (synopsis "Delta encoder for binary files")
1040 (description "xdelta encodes only the differences between two binary files
1041 using the VCDIFF algorithm and patch file format described in RFC 3284. It can
1042 also be used to apply such patches. xdelta is similar to @command{diff} and
1043 @command{patch}, but is not limited to plain text and does not generate
1044 human-readable output.")
1045 (license license:asl2.0)))
1047 (define-public lrzip
1055 "http://ck.kolivas.org/apps/lrzip/lrzip-" version ".tar.bz2"))
1058 "0mb449vmmwpkalq732jdyginvql57nxyd31sszb108yps1lf448d"))
1059 (patches (search-patches "lrzip-CVE-2017-8842.patch"))))
1060 (build-system gnu-build-system)
1062 `(;; nasm is only required when building for 32-bit x86 platforms
1063 ,@(if (string-prefix? "i686" (or (%current-target-system)
1072 (home-page "http://ck.kolivas.org/apps/lrzip/")
1073 (synopsis "Large file compressor with a very high compression ratio")
1074 (description "lrzip is a compression utility that uses long-range
1075 redundancy reduction to improve the subsequent compression ratio of
1076 larger files. It can then further compress the result with the ZPAQ or
1077 LZMA algorithms for maximum compression, or LZO for maximum speed. This
1078 choice between size or speed allows for either better compression than
1079 even LZMA can provide, or a higher speed than gzip while compressing as
1081 (license (list license:gpl3+
1082 license:public-domain)))) ; most files in lzma/
1084 (define-public snappy
1092 (url "https://github.com/google/snappy.git")
1094 (file-name (git-file-name name version))
1096 (base32 "1j0kslq2dvxgkcxl1gakhvsa731yrcvcaipcp5k8k7ayicvkv9jv"))
1097 (patches (search-patches "snappy-add-O2-flag-in-CmakeLists.txt.patch"))))
1098 (build-system cmake-build-system)
1100 `(#:configure-flags '("-DBUILD_SHARED_LIBS=ON")))
1101 (home-page "https://github.com/google/snappy")
1102 (synopsis "Fast compressor/decompressor")
1103 (description "Snappy is a compression/decompression library. It does not
1104 aim for maximum compression, or compatibility with any other compression library;
1105 instead, it aims for very high speeds and reasonable compression. For instance,
1106 compared to the fastest mode of zlib, Snappy is an order of magnitude faster
1107 for most inputs, but the resulting compressed files are anywhere from 20% to
1109 (license license:asl2.0)))
1111 (define-public p7zip
1117 (uri (string-append "mirror://sourceforge/" name "/" name "/"
1118 version "/" name "_" version
1119 "_src_all.tar.bz2"))
1122 "07rlwbbgszq8i7m8jh3x6j2w2hc9a72dc7fmqawnqkwlwb00mcjy"))
1123 (modules '((guix build utils)))
1126 ;; Remove non-free source files
1127 (for-each delete-file
1129 (find-files "CPP/7zip/Compress" "Rar.*")
1130 (find-files "CPP/7zip/Crypto" "Rar.*")
1131 (find-files "DOC/unRarLicense.txt")
1132 (find-files "Utils/file_Codecs_Rar_so.py")))
1133 (delete-file-recursively "CPP/7zip/Archive/Rar")
1134 (delete-file-recursively "CPP/7zip/Compress/Rar")
1136 (patches (search-patches "p7zip-CVE-2016-9296.patch"
1137 "p7zip-CVE-2017-17969.patch"
1138 "p7zip-remove-unused-code.patch"))))
1139 (build-system gnu-build-system)
1142 (list (string-append "DEST_HOME=" (assoc-ref %outputs "out")) "all3")
1144 (modify-phases %standard-phases
1146 (lambda* (#:key system outputs #:allow-other-keys)
1148 (let ((system ,(or (%current-target-system)
1149 (%current-system))))
1151 ((string-prefix? "x86_64" system)
1152 "makefile.linux_amd64_asm")
1153 ((string-prefix? "i686" system)
1154 "makefile.linux_x86_asm_gcc_4.X")
1156 "makefile.linux_any_cpu_gcc_4.X")))
1157 "makefile.machine")))
1160 (invoke "make" "test")
1161 (invoke "make" "test_7z")
1162 (invoke "make" "test_7zr"))))))
1164 (let ((system (or (%current-target-system)
1165 (%current-system))))
1166 `(,@(cond ((string-prefix? "x86_64" system)
1168 ((string-prefix? "i686" system)
1171 (home-page "http://p7zip.sourceforge.net/")
1172 (synopsis "Command-line file archiver with high compression ratio")
1173 (description "p7zip is a command-line port of 7-Zip, a file archiver that
1174 handles the 7z format which features very high compression ratios.")
1175 (license (list license:lgpl2.1+
1177 license:public-domain))))
1179 (define-public gzstream
1186 ;; No versioned URL, but last release was in 2003.
1187 "http://www.cs.unc.edu/Research/compgeom/gzstream/gzstream.tgz")
1188 (file-name (string-append name "-" version ".tgz"))
1191 "00y19pqjsdj5zcrx4p9j56pl73vayfwnb7y2hvp423nx0cwv5b4r"))
1192 (modules '((guix build utils)))
1194 ;; Remove pre-compiled object.
1196 (delete-file "gzstream.o")
1198 (build-system gnu-build-system)
1200 `(#:test-target "test"
1202 (modify-phases %standard-phases
1205 (lambda* (#:key outputs #:allow-other-keys)
1206 (let* ((out (assoc-ref outputs "out"))
1207 (lib (string-append out "/lib"))
1208 (include (string-append out "/include")))
1209 (install-file "libgzstream.a" lib)
1210 (install-file "gzstream.h" include)
1212 (propagated-inputs `(("zlib" ,zlib)))
1213 (home-page "http://www.cs.unc.edu/Research/compgeom/gzstream/")
1214 (synopsis "Compressed C++ iostream")
1215 (description "gzstream is a small library for providing zlib
1216 functionality in a C++ iostream.")
1217 (license license:lgpl2.1+)))
1225 (method url-fetch/zipbomb)
1226 (uri (string-append "http://mattmahoney.net/dc/zpaq"
1227 (string-delete #\. version) ".zip"))
1230 "066l94yyladlfzri877nh2dhkvspagjn3m5bmv725fmhkr9c4pp8"))
1231 (modules '((guix build utils)))
1233 ;; Delete irrelevant pre-compiled binaries.
1235 (for-each delete-file (find-files "." "\\.exe$"))
1237 (build-system gnu-build-system)
1240 (modify-phases %standard-phases
1241 (delete 'configure)) ; no ‘configure’ script
1244 (string-append "CPPFLAGS=-Dunix"
1245 ,(match (or (%current-target-system)
1250 ;; These should be safe, lowest-common-denominator instruction sets,
1251 ;; allowing for some optimisation while remaining reproducible.
1252 (string-append "CXXFLAGS=-O3 -DNDEBUG"
1253 ,(match (or (%current-target-system)
1255 ("x86_64-linux" " -march=nocona -mtune=generic")
1256 ("i686-linux" " -march=i686 -mtune=generic")
1257 ("armhf-linux" " -mtune=generic-armv7-a")
1259 (string-append "PREFIX="
1260 (assoc-ref %outputs "out")))))
1262 `(("perl" ,perl))) ; for pod2man
1263 (home-page "http://mattmahoney.net/dc/zpaq.html")
1264 (synopsis "Incremental journaling archiver")
1265 (description "ZPAQ is a command-line archiver for realistic situations with
1266 many duplicate and already compressed files. It backs up only those files
1267 modified since the last update. All previous versions remain untouched and can
1268 be independently recovered. Identical files are only stored once (known as
1269 @dfn{de-duplication}). Archives can also be encrypted.
1271 ZPAQ is intended to back up user data, not entire operating systems. It ignores
1272 owner and group IDs, ACLs, extended attributes, or special file types like
1273 devices, sockets, or named pipes. It does not follow or restore symbolic links
1274 or junctions, and always follows hard links.")
1275 (license (list license:public-domain
1276 ;; libzpaq.cpp contains a mix of public-domain and
1277 ;; expat-licenced (or ‘MIT’) code.
1280 (define-public unshield
1285 (origin (method git-fetch)
1287 (url "http://github.com/twogood/unshield.git")
1289 (file-name (git-file-name name version))
1292 "19wn22vszhci8dfcixx5rliz7phx3lv5ablvhjlclvj75k2vsdqd"))))
1293 (build-system cmake-build-system)
1296 ("openssl" ,openssl)
1297 ;; Test data that is otherwise downloaded with curl.
1298 ("unshield-avigomanager11b22.zip"
1302 "https://www.dropbox.com/s/8r4b6752swe3nhu/"
1303 "unshield-avigomanager11b22.zip?dl=1"))
1305 (base32 "0fwq7lih04if68wpwpsk5wjqyvh32db76a41sq6gbx4dn1lc3ddn"))
1306 (file-name "unshield-avigomanager11b22.zip")))
1307 ("unshield-baldurs_gate_patch_v1_1_4315_international.zip"
1311 "https://www.dropbox.com/s/9ruil8oi6amjbbk/"
1312 "unshield-baldurs_gate_patch_v1_1_4315_international.zip?dl=1"))
1314 (base32 "0spaxf6dardlhqxz3ys09fzamj007q3nfyw4xng6gh3qp9780maj"))
1315 (file-name "unshield-baldurs_gate_patch_v1_1_4315_international.zip")))
1316 ("unshield-the-feeble-files-spanish.zip"
1320 "https://www.dropbox.com/s/1ng0z9kfxc7eb1e/"
1321 "unshield-the-feeble-files-spanish.zip?dl=1"))
1323 (base32 "1k5cw6vnpja8yjlnhx5124xrw9i8s1l539hfdqqrqz3l5gn0bnyd"))
1324 (file-name "unshield-the-feeble-files-spanish.zip")))))
1326 `(("unzip" ,unzip)))
1328 `(#:out-of-source? #f
1330 (modify-phases %standard-phases
1331 (add-before 'check 'pre-check
1332 (lambda* (#:key inputs #:allow-other-keys)
1333 (for-each (lambda (i)
1334 (copy-file (assoc-ref inputs i)
1335 (string-append "test/v0/" i)))
1336 '("unshield-avigomanager11b22.zip"
1337 "unshield-baldurs_gate_patch_v1_1_4315_international.zip"
1338 "unshield-the-feeble-files-spanish.zip"))
1339 (substitute* (find-files "test/" "/*\\.sh")
1340 ;; Tests expect the unshield binary in a specific
1342 (("/var/tmp/unshield/bin/unshield")
1343 (string-append (getcwd) "/src/unshield"))
1344 ;; We no longer need to download the data.
1346 (("curl -(|f)sSL -o test.zip .*") ""))
1347 (substitute* "test/v0/avigomanager.sh"
1349 (string-append (getcwd)
1350 "/test/v0/unshield-avigomanager11b22.zip")))
1351 (substitute* "test/v0/baldurs_gate_patch_v1_1_4315_international.sh"
1355 "/test/v0/unshield-baldurs_gate_patch_v1_1_4315_international.zip")))
1356 (substitute* "test/v0/the-feeble-files-spanish.sh"
1358 (string-append (getcwd)
1359 "/test/v0/unshield-the-feeble-files-spanish.zip")))
1363 (invoke "./run-tests.sh"))))))
1364 (home-page "https://github.com/twogood/unshield")
1365 (synopsis "Extract CAB files from InstallShield installers")
1367 "@command{unshield} is a tool and library for extracting @file{.cab}
1368 archives from InstallShield installers.")
1369 (license license:expat)))
1378 (uri (string-append "https://github.com/facebook/zstd/releases/download/"
1379 "v" version "/zstd-" version ".tar.gz"))
1381 (base32 "1ja3nrjynmiwwdjrf6crraizkbagp7y414bqqq2ady91nn1hjwqj"))))
1382 (build-system gnu-build-system)
1383 (outputs '("out" ;1.1MiB executables and documentation
1384 "lib" ;1MiB shared library and headers
1385 "static")) ;1MiB static library
1388 (modify-phases %standard-phases
1389 (delete 'configure) ;no configure script
1390 (add-after 'install 'adjust-library-locations
1391 (lambda* (#:key outputs #:allow-other-keys)
1392 (let* ((out (assoc-ref outputs "out"))
1393 (lib (assoc-ref outputs "lib"))
1394 (static (assoc-ref outputs "static"))
1395 (shared-libs (string-append lib "/lib"))
1396 (static-libs (string-append static "/lib")))
1397 ;; Move the static library to its own output to save ~1MiB.
1398 (mkdir-p static-libs)
1399 (for-each (lambda (ar)
1400 (link ar (string-append static-libs "/"
1403 (find-files shared-libs "\\.a$"))
1405 ;; While here, remove prefix= from the pkg-config file because it
1406 ;; is unused, and because it contains a needless reference to $out.
1407 ;; XXX: It would be great if #:disallow-references worked between
1409 (substitute* (string-append shared-libs "/pkgconfig/libzstd.pc")
1410 (("^prefix=.*") ""))
1415 (string-append "PREFIX=" (assoc-ref %outputs "out"))
1416 (string-append "LIBDIR=" (assoc-ref %outputs "lib") "/lib")
1417 (string-append "INCLUDEDIR=" (assoc-ref %outputs "lib") "/include")
1418 ;; Skip auto-detection of, and creating a dependency on, the build
1419 ;; environment's ‘xz’ for what amounts to a dubious feature anyway.
1421 ;; Not currently detected, but be explicit & avoid surprises later.
1424 (home-page "https://facebook.github.io/zstd/")
1425 (synopsis "Zstandard real-time compression algorithm")
1426 (description "Zstandard (@command{zstd}) is a lossless compression algorithm
1427 that combines very fast operation with a compression ratio comparable to that of
1428 zlib. In most scenarios, both compression and decompression can be performed in
1429 ‘real time’. The compressor can be configured to provide the most suitable
1430 trade-off between compression ratio and speed, without affecting decompression
1432 (license (list license:bsd-3 ; the main top-level LICENSE file
1433 license:bsd-2 ; many files explicitly state 2-Clause
1434 license:gpl2 ; the main top-level COPYING file
1435 license:gpl3+ ; tests/gzip/*.sh
1436 license:expat ; lib/dictBuilder/divsufsort.[ch]
1437 license:public-domain ; zlibWrapper/examples/fitblk*
1438 license:zlib)))) ; zlibWrapper/{gz*.c,gzguts.h}
1440 (define-public pzstd
1443 (version (package-version zstd))
1444 (source (package-source zstd))
1445 (build-system gnu-build-system)
1447 `(("googletest" ,googletest)))
1450 (modify-phases %standard-phases
1451 (add-after 'unpack 'enter-subdirectory
1452 (lambda _ (chdir "contrib/pzstd") #t))
1453 (delete 'configure) ; no configure script
1454 (add-before 'check 'compile-tests
1455 (lambda* (#:key make-flags #:allow-other-keys)
1456 (apply invoke "make" "tests" make-flags)))
1457 (add-after 'install 'install-documentation
1458 (lambda* (#:key outputs #:allow-other-keys)
1459 (let* ((out (assoc-ref outputs "out"))
1460 (doc (string-append out "/share/doc/" ,name)))
1462 (install-file "README.md" doc)
1466 (string-append "PREFIX=" (assoc-ref %outputs "out")))))
1467 (home-page (package-home-page zstd))
1468 (synopsis "Threaded implementation of the Zstandard compression algorithm")
1469 (description "Parallel Zstandard (PZstandard or @command{pzstd}) is a
1470 multi-threaded implementation of the @uref{http://zstd.net/, Zstandard
1471 compression algorithm}. It is fully compatible with the original Zstandard file
1472 format and command-line interface, and can be used as a drop-in replacement.
1474 Compression is distributed over multiple processor cores to improve performance,
1475 as is the decompression of data compressed in this manner. Data compressed by
1476 other implementations will only be decompressed by two threads: one performing
1477 the actual decompression, the other input and output.")
1478 (license (package-license zstd))))
1487 (uri (string-append "mirror://sourceforge/infozip"
1488 "/Zip%203.x%20%28latest%29/3.0/zip30.tar.gz"))
1491 "0sb3h3067pzf3a7mlxn1hikpcjrsvycjcnj9hl9b1c3ykcgvps7h"))))
1492 (build-system gnu-build-system)
1493 (inputs `(("bzip2" ,bzip2)))
1495 `(#:tests? #f ; no test target
1496 #:make-flags (let ((out (assoc-ref %outputs "out")))
1497 (list "-f" "unix/Makefile"
1498 (string-append "prefix=" out)
1499 (string-append "MANDIR=" out "/share/man/man1")))
1501 (modify-phases %standard-phases
1503 (lambda* (#:key (make-flags '()) #:allow-other-keys)
1504 (apply invoke "make" "generic_gcc" make-flags)))
1505 (delete 'configure))))
1506 (home-page "http://www.info-zip.org/Zip.html")
1507 (synopsis "Compression and file packing utility")
1509 "Zip is a compression and file packaging/archive utility. Zip is useful
1510 for packaging a set of files for distribution, for archiving files, and for
1511 saving disk space by temporarily compressing unused files or directories.
1512 Zip puts one or more compressed files into a single ZIP archive, along with
1513 information about the files (name, path, date, time of last modification,
1514 protection, and check information to verify file integrity). An entire
1515 directory structure can be packed into a ZIP archive with a single command.
1517 Zip has one compression method (deflation) and can also store files without
1518 compression. Zip automatically chooses the better of the two for each file.
1519 Compression ratios of 2:1 to 3:1 are common for text files.")
1520 (license (license:non-copyleft "file://LICENSE"
1521 "See LICENSE in the distribution."))))
1523 (define-public unzip
1524 (package (inherit zip)
1530 (uri (string-append "mirror://sourceforge/infozip"
1531 "/UnZip%206.x%20%28latest%29/UnZip%206.0/unzip60.tar.gz"))
1534 "0dxx11knh3nk95p2gg2ak777dd11pr7jx5das2g49l262scrcv83"))
1535 (patches (search-patches "unzip-CVE-2014-8139.patch"
1536 "unzip-CVE-2014-8140.patch"
1537 "unzip-CVE-2014-8141.patch"
1538 "unzip-CVE-2014-9636.patch"
1539 "unzip-CVE-2015-7696.patch"
1540 "unzip-CVE-2015-7697.patch"
1541 "unzip-allow-greater-hostver-values.patch"
1542 "unzip-initialize-symlink-flag.patch"
1543 "unzip-remove-build-date.patch"
1544 "unzip-attribs-overflow.patch"
1545 "unzip-overflow-on-invalid-input.patch"
1546 "unzip-format-secure.patch"
1547 "unzip-overflow-long-fsize.patch"))))
1548 (build-system gnu-build-system)
1549 ;; no inputs; bzip2 is not supported, since not compiled with BZ_NO_STDIO
1551 `(#:phases (modify-phases %standard-phases
1553 (add-after 'unpack 'fortify
1555 ;; Mitigate CVE-2018-1000035, an exploitable buffer overflow.
1556 ;; This environment variable is recommended in 'unix/Makefile'
1557 ;; for passing flags to the C compiler.
1558 (setenv "LOCAL_UNZIP" "-D_FORTIFY_SOURCE=1")
1561 (lambda* (#:key make-flags #:allow-other-keys)
1562 (apply invoke "make"
1563 `("-j" ,(number->string
1564 (parallel-job-count))
1567 #:make-flags (list "-f" "unix/Makefile"
1568 (string-append "prefix=" %output)
1569 (string-append "MANDIR=" %output "/share/man/man1"))))
1570 (home-page "http://www.info-zip.org/UnZip.html")
1571 (synopsis "Decompression and file extraction utility")
1573 "UnZip is an extraction utility for archives compressed in .zip format,
1574 also called \"zipfiles\".
1576 UnZip lists, tests, or extracts files from a .zip archive. The default
1577 behaviour (with no options) is to extract into the current directory, and
1578 subdirectories below it, all files from the specified zipfile. UnZip
1579 recreates the stored directory structure by default.")
1580 (license (license:non-copyleft "file://LICENSE"
1581 "See LICENSE in the distribution."))))
1583 (define-public zziplib
1587 (home-page "https://github.com/gdraheim/zziplib")
1590 (uri (git-reference (url home-page)
1591 (commit (string-append "v" version))))
1592 (file-name (git-file-name name version))
1595 "0fbk9k7ryas2wh2ykwkvm1pbi40i88rfvc3dydh9xyd7w2jcki92"))))
1596 (build-system gnu-build-system)
1598 `(#:phases (modify-phases %standard-phases
1599 (add-before 'check 'make-files-writable
1601 (for-each make-file-writable
1602 (find-files "test" #:directories? #t))
1605 ;; XXX: The default test target attempts to download external resources and
1606 ;; fails without error: <https://github.com/gdraheim/zziplib/issues/53>.
1607 ;; To prevent confusing log messages, just run a simple zip test that works.
1608 #:test-target "check-readme"))
1611 (native-inputs `(("perl" ,perl) ; for the documentation
1612 ("pkg-config" ,pkg-config)
1613 ;; for the documentation; Python 3 not supported,
1614 ;; http://forums.gentoo.org/viewtopic-t-863161-start-0.html
1615 ("python" ,python-2)
1616 ("zip" ,zip))) ; to create test files
1617 (synopsis "Library for accessing zip files")
1619 "ZZipLib is a library based on zlib for accessing zip files.")
1620 ;; zziplib is dual licensed under LGPL2.0+ and MPL1.1. Some example source
1621 ;; files carry the Zlib license; see "docs/copying.html" for details.
1622 (license (list license:lgpl2.0+ license:mpl1.1))))
1624 (define-public libzip
1631 "https://libzip.org/download/libzip-" version ".tar.xz"))
1634 "1d53shcy7nvls5db573bbdlm25lfz1iw2zshng5f00cssi5lvpmk"))))
1638 `(("gnutls" ,gnutls)
1639 ("openssl" ,openssl)
1641 (build-system cmake-build-system)
1642 (home-page "https://libzip.org")
1643 (synopsis "C library for reading, creating, and modifying zip archives")
1644 (description "Libzip is a C library for reading, creating, and modifying
1645 zip archives. Files can be added from data buffers, files, or compressed data
1646 copied directly from other zip archives. Changes made without closing the
1647 archive can be reverted.")
1648 (license license:bsd-3)))
1650 (define-public atool
1657 (uri (string-append "http://savannah.nongnu.org/download/atool/atool-"
1661 "0fvhzip2v08jgnlfpyj6rapan39xlsl1ksgq4lp8gfsai2ah1xma"))))
1662 (build-system gnu-build-system)
1665 (modify-phases %standard-phases
1666 (add-after 'unpack 'embed-absolute-file-name
1667 (lambda* (#:key inputs #:allow-other-keys)
1668 (substitute* "atool"
1669 (("(^\\$::cfg_path_file.*= )'file'" _ pre)
1670 (string-append pre "'" (assoc-ref inputs "file")
1676 (home-page "https://www.nongnu.org/atool/")
1677 (synopsis "Universal tool to manage file archives of various types")
1678 (description "The main command is @command{aunpack} which extracts files
1679 from an archive. The other commands provided are @command{apack} (to create
1680 archives), @command{als} (to list files in archives), and @command{acat} (to
1681 extract files to standard out). As @command{atool} invokes external programs
1682 to handle the archives, not all commands may be supported for a certain type
1684 (license license:gpl2+)))
1686 (define-public lunzip
1693 (uri (string-append "mirror://savannah/lzip/lunzip/"
1694 "lunzip-" version ".tar.gz"))
1696 (base32 "19zq3gmlbia2krq4k4zs1j0xjdv7nsdzqvfb0pyca5n53h2mzb91"))))
1697 (build-system gnu-build-system)
1701 (home-page "https://www.nongnu.org/lzip/lunzip.html")
1702 (synopsis "Small, stand-alone lzip decompressor")
1704 "Lunzip is a decompressor for files in the lzip compression format (.lz),
1705 written as a single small C tool with no dependencies. This makes it
1706 well-suited to embedded and other systems without a C++ compiler, or for use in
1707 applications such as software installers that need only to decompress files,
1709 Lunzip is intended to be fully compatible with the regular lzip package.")
1710 (license (list license:bsd-2 ; carg_parser.[ch]
1711 license:gpl2+)))) ; everything else
1713 (define-public clzip
1720 (uri (string-append "mirror://savannah/lzip/clzip/"
1721 "clzip-" version ".tar.gz"))
1723 (base32 "1h14dmc9fi10gcdpdpbgq1bwvcxvivppilj64pf720x8mw915mfr"))))
1724 (build-system gnu-build-system)
1728 (home-page "https://www.nongnu.org/lzip/clzip.html")
1729 (synopsis "Small, stand-alone lzip compressor and decompressor")
1731 "Clzip is a compressor and decompressor for files in the lzip compression
1732 format (.lz), written as a single small C tool with no dependencies. This makes
1733 it well-suited to embedded and other systems without a C++ compiler, or for use
1734 in other applications like package managers.
1735 Clzip is intended to be fully compatible with the regular lzip package.")
1736 (license (list license:bsd-2 ; carg_parser.[ch], lzd in clzip.texi
1739 (define-public lzlib
1746 (uri (string-append "mirror://savannah/lzip/lzlib/"
1747 "lzlib-" version ".tar.gz"))
1749 (base32 "0djdj4sg33rzi4k84cygvnp09bfsv6i8wy2k7i67rayib63myp3c"))))
1750 (build-system gnu-build-system)
1754 "--enable-shared"))) ; only static (.a) is built by default
1755 (home-page "https://www.nongnu.org/lzip/lzlib.html")
1756 (synopsis "Lzip data compression C library")
1758 "Lzlib is a C library for in-memory LZMA compression and decompression in
1759 the lzip format. It supports integrity checking of the decompressed data, and
1760 all functions are thread-safe. The library should never crash, even in case of
1762 (license (list license:bsd-2 ; the library itself
1763 license:gpl2+)))) ; main.c (i.e. minilzip used by tests)
1765 (define-public plzip
1772 (uri (string-append "mirror://savannah/lzip/plzip/"
1773 "plzip-" version ".tar.gz"))
1775 (base32 "04indil809qgfmz776imb3dnhkysh7zk28jcv3mw0ahl2lyaxbzd"))))
1776 (build-system gnu-build-system)
1778 `(("lzlib" ,lzlib)))
1779 (home-page "https://www.nongnu.org/lzip/plzip.html")
1780 (synopsis "Parallel lossless data compressor for the lzip format")
1782 "Plzip is a massively parallel (multi-threaded) lossless data compressor
1783 and decompressor that uses the lzip file format (.lz). Files produced by plzip
1784 are fully compatible with lzip and can be rescued with lziprecover.
1785 On multiprocessor machines, plzip can compress and decompress large files much
1786 faster than lzip, at the cost of a slightly reduced compression ratio (0.4% to
1787 2%). The number of usable threads is limited by file size: on files of only a
1788 few MiB, plzip is no faster than lzip.
1789 Files that were compressed with regular lzip will also not be decompressed
1790 faster by plzip, unless the @code{-b} option was used: lzip usually produces
1791 single-member files which can't be decompressed in parallel.")
1792 (license (list license:bsd-2 ; arg_parser.{cc,h}
1793 license:gpl2+)))) ; everything else
1795 (define-public innoextract
1797 (name "innoextract")
1802 (uri (string-append "https://github.com/dscharrer/innoextract/releases"
1803 "/download/" version
1804 "/innoextract-" version ".tar.gz"))
1807 "0saj50n8ds85shygy4mq1h6s99510r9wgjjdll4dmvhra4lzcy2y"))))
1808 (build-system cmake-build-system)
1811 #:phases (modify-phases %standard-phases
1812 (add-before 'configure 'glibc-is-already-a-system-library
1814 ;; Prevent the build system from passing the glibc
1815 ;; header files to GCC as "system headers", because
1816 ;; it conflicts with the system headers already known
1817 ;; to GCC, causing #include_next failures.
1818 (substitute* "CMakeLists.txt"
1819 (("include_directories\\(SYSTEM \\$\\{iconv")
1820 "include_directories(${iconv"))
1822 (inputs `(("boost" ,boost)
1823 ("libiconv" ,libiconv)
1825 (native-inputs `(("pkg-config" ,pkg-config)))
1826 (home-page "https://constexpr.org/innoextract/")
1827 (synopsis "Tool for extracting Inno Setup installers")
1828 (description "innoextract allows extracting Inno Setup installers under
1829 non-Windows systems without running the actual installer using wine.")
1830 (license license:zlib)))
1832 (define-public google-brotli
1834 (name "google-brotli")
1840 (url "https://github.com/google/brotli.git")
1841 (commit (string-append "v" version))))
1842 (file-name (git-file-name name version))
1844 (base32 "1811b55wdfg4kbsjcgh1kc938g118jpvif97ilgrmbls25dfpvvw"))))
1845 (build-system cmake-build-system)
1848 (modify-phases %standard-phases
1849 (add-after 'install 'rename-static-libraries
1850 ;; The build tools put a 'static' suffix on the static libraries, but
1851 ;; other applications don't know how to find these.
1852 (lambda* (#:key outputs #:allow-other-keys)
1853 (let ((lib (string-append (assoc-ref %outputs "out") "/lib/")))
1854 (rename-file (string-append lib "libbrotlicommon-static.a")
1855 (string-append lib "libbrotlicommon.a"))
1856 (rename-file (string-append lib "libbrotlidec-static.a")
1857 (string-append lib "libbrotlidec.a"))
1858 (rename-file (string-append lib "libbrotlienc-static.a")
1859 (string-append lib "libbrotlienc.a"))
1862 (list ;; Defaults to "lib64" on 64-bit archs.
1863 (string-append "-DCMAKE_INSTALL_LIBDIR="
1864 (assoc-ref %outputs "out") "/lib"))))
1865 (home-page "https://github.com/google/brotli")
1866 (synopsis "General-purpose lossless compression")
1867 (description "This package provides the reference implementation of Brotli,
1868 a generic-purpose lossless compression algorithm that compresses data using a
1869 combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd
1870 order context modeling, with a compression ratio comparable to the best
1871 currently available general-purpose compression methods. It is similar in speed
1872 with @code{deflate} but offers more dense compression.
1874 The specification of the Brotli Compressed Data Format is defined in RFC 7932.")
1875 (license license:expat)))
1883 (uri (string-append "https://www.oberhumer.com/opensource/"
1884 name "/download/" name "-" version ".tar.gz"))
1887 "0j036lkwsxvm15gr29n8wn07cqq79dswjs9k54939ms5zngjjrdq"))))
1888 (build-system gnu-build-system)
1890 `(;; UCL 1.03 fails to build with newer C standards.
1891 #:configure-flags '("CFLAGS=-std=gnu90"
1892 "--enable-shared" "--disable-static")))
1893 (home-page "https://www.oberhumer.com/opensource/ucl/")
1894 (synopsis "Portable lossless data compression library")
1895 (description "UCL implements a number of compression algorithms that
1896 achieve an excellent compression ratio while allowing fast decompression.
1897 Decompression requires no additional memory.
1899 Compared to LZO, the UCL algorithms achieve a better compression ratio but
1900 decompression is a little bit slower.")
1901 (license license:gpl2+)))
1909 (uri (string-append "https://github.com/upx/upx/releases/download/v"
1910 version "/" name "-" version "-src.tar.xz"))
1913 "08anybdliqsbsl6x835iwzljahnm9i7v26icdjkcv33xmk6p5vw1"))
1914 (patches (search-patches "upx-fix-CVE-2017-15056.patch"))))
1915 (build-system gnu-build-system)
1924 ;; CHECK_WHITESPACE does not seem to work.
1925 ;; See https://git.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/upx.
1926 "CHECK_WHITESPACE=true")
1928 (modify-phases %standard-phases
1932 (add-before 'build 'patch-exec-bin-sh
1934 (substitute* (find-files "Makefile")
1935 (("/bin/sh") (which "sh")))
1936 (substitute* "src/Makefile"
1937 (("/bin/sh") (which "sh")))
1939 (add-after 'build 'install-upx
1940 (lambda* (#:key outputs #:allow-other-keys)
1941 (let* ((out (assoc-ref outputs "out"))
1942 (bin (string-append out "/bin")))
1944 (copy-file "src/upx.out" (string-append bin "/upx")))
1947 (home-page "https://upx.github.io/")
1948 ;; CVE-2017-16869 is about Mach-O files which is not of a big concern for Guix.
1949 ;; See https://github.com/upx/upx/issues/146 and
1950 ;; https://nvd.nist.gov/vuln/detail?vulnId=CVE-2017-16869.
1951 ;; The issue will be fixed after version 3.94.
1952 (properties `((lint-hidden-cve . ("CVE-2017-16869"))))
1953 (synopsis "Compression tool for executables")
1955 "The Ultimate Packer for eXecutables (UPX) is an executable file
1956 compressor. UPX typically reduces the file size of programs and shared
1957 libraries by around 50%--70%, thus reducing disk space, network load times,
1958 download times, and other distribution and storage costs.")
1959 (license license:gpl2+)))
1961 (define-public quazip
1968 (url "https://github.com/stachenov/quazip.git")
1969 (commit (string-append "v" version))))
1970 (file-name (git-file-name name version))
1973 "1g473gnsbkvxpsv8lbsmhspn7jnq86b05zzgqh11r581v8ndvz5s"))))
1974 (build-system cmake-build-system)
1976 `(#:tests? #f)) ;no test
1978 `(("doxygen" ,doxygen)))
1980 `(("qtbase" ,qtbase)
1982 (home-page "https://stachenov.github.io/quazip/index.html")
1983 (synopsis "Qt/C++ wrapper for Minizip")
1984 (description "QuaZIP is a simple C++ wrapper over Gilles Vollant's
1985 ZIP/UNZIP package that can be used to access ZIP archives. It uses
1986 Trolltech's Qt toolkit.
1988 QuaZIP allows you to access files inside ZIP archives using QIODevice
1989 API, and that means that you can also use QTextStream, QDataStream or
1990 whatever you would like to use on your zipped files.
1992 QuaZIP provides complete abstraction of the ZIP/UNZIP API, for both
1993 reading from and writing to ZIP archives. ")
1994 ;; Project is distributed under LGPL, but "quazip/z*" "quazip/unzip.*" are
1995 ;; distributed under zlib terms.
1996 (license (list license:lgpl2.1+ license:zlib))))
1998 (define-public zutils
2001 ;; Check and remove the lint-hidden-cve property when updating.
2006 (uri (string-append "mirror://savannah/zutils/zutils-" version ".tar.lz"))
2008 (base32 "0dx35mv78fgqgz6sszs05ng8ipz2xy09ry9vpmka2rmy08b7x907"))))
2009 (build-system gnu-build-system)
2012 (list "--sysconfdir=/etc")
2014 (modify-phases %standard-phases
2016 (lambda* (#:key make-flags outputs #:allow-other-keys)
2017 (apply invoke "make" "install"
2018 (string-append "sysconfdir=" (assoc-ref outputs "out")
2022 ;; Needed to extract the source tarball and run the test suite.
2024 (properties `((lint-hidden-cve . ("CVE-2018-1000637"))))
2025 (home-page "https://www.nongnu.org/zutils/zutils.html")
2026 (synopsis "Utilities that transparently operate on compressed files")
2028 "Zutils is a collection of utilities able to process any combination of
2029 compressed and uncompressed files transparently. If any given file, including
2030 standard input, is compressed, its decompressed content is used instead.
2032 @command{zcat}, @command{zcmp}, @command{zdiff}, and @command{zgrep} are
2033 improved replacements for the shell scripts provided by GNU gzip.
2034 @command{ztest} tests the integrity of supported compressed files.
2035 @command{zupdate} recompresses files with lzip, similar to gzip's
2038 Supported compression formats are bzip2, gzip, lzip, and xz. Zutils uses
2039 external compressors: the compressor to be used for each format is configurable
2040 at run time, and must be installed separately.")
2041 (license (list license:bsd-2 ; arg_parser.{cc,h}
2042 license:gpl2+)))) ; the rest
2044 (define-public makeself-safeextract
2045 (let ((commit "1a95e121fa8e3c02d307ae37b9b7834e616c3683"))
2047 (name "makeself-safeextract")
2048 (version (git-version "0.0.0" "1" commit))
2049 (home-page "https://github.com/ssokolow/makeself_safeextract")
2056 (file-name (git-file-name name version))
2059 "1anlinaj9lvfi8bn00wp11vzqq0f9sig4fm9yrspisx31v0z4a2c"))))
2060 (build-system trivial-build-system)
2062 `(("python" ,python-2)
2066 `(#:modules ((guix build utils))
2069 (use-modules (guix build utils))
2070 (let* ((name "makeself_safeextract")
2071 (source (string-append (assoc-ref %build-inputs "source")
2073 (bin (string-append (assoc-ref %outputs "out") "/bin"))
2074 (target (string-append bin "/" name))
2075 (python (string-append (assoc-ref %build-inputs "python") "/bin"))
2076 (7z (string-append (assoc-ref %build-inputs "p7zip") "/bin/7z"))
2077 (unzip (string-append (assoc-ref %build-inputs "unzip") "/bin/unzip")))
2078 (setenv "PATH" (string-append (getenv "PATH") ":" python))
2080 (copy-file source target)
2082 (("'7z'") (format #f "'~a'" 7z))
2083 (("'unzip'") (format #f "'~a'" unzip)))
2084 (patch-shebang target)))))
2085 (synopsis "Extract makeself and mojo archives without running untrusted code")
2086 (description "This package provides a script to unpack self-extracting
2087 archives generated by @command{makeself} or @command{mojo} without running the
2088 possibly untrusted extraction shell script.")
2089 (license license:gpl3+))))
2091 (define-public ncompress
2098 (url "https://github.com/vapier/ncompress")
2099 (commit (string-append "v" version))))
2100 (patches (search-patches "ncompress-fix-softlinks.patch"))
2101 (file-name (string-append name "-" version ".tar.gz"))
2104 "1a4yir1ilafz0nzxdwigj204j4yy2zljbc501nsaqqm3dxdap8zn"))))
2106 '(#:make-flags (list "CC=gcc"
2107 (string-append "BINDIR=" %output "/bin")
2108 (string-append "MANDIR=" %output "/share/man/man1"))
2109 #:phases (modify-phases %standard-phases
2110 (delete 'configure))))
2111 (build-system gnu-build-system)
2112 (home-page "https://github.com/vapier/ncompress/")
2113 (synopsis "Original Lempel-Ziv compress/uncompress programs")
2114 (description "(N)compress provides the original compress and uncompress
2115 programs that used to be the de facto UNIX standard for compressing and
2116 uncompressing files. These programs implement a fast, simple Lempel-Ziv (LZW)
2117 file compression algorithm.")
2118 (license license:gpl2+)))