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| author | Ludovic Courtès <ludo@gnu.org> | 2012-11-04 23:40:26 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2012-11-05 00:28:37 +0100 |
| commit | 6a92093dcdfb13ccfa828e3a2463765bf5be01cd (patch) | |
| tree | 862c6f8e28640d1dd15a18b4a05c7af2105bb4d7 | |
| parent | a268f085db226a5bb5723f857d570fd1a6253403 (diff) | |
| download | gnu-guix-6a92093dcdfb13ccfa828e3a2463765bf5be01cd.tar gnu-guix-6a92093dcdfb13ccfa828e3a2463765bf5be01cd.tar.gz | |
distro: Add zlib.
* distro/packages/compression.scm (zlib): New variable.
| -rw-r--r-- | distro/packages/compression.scm | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/distro/packages/compression.scm b/distro/packages/compression.scm index c1130a925b..b6f16afdf5 100644 --- a/distro/packages/compression.scm +++ b/distro/packages/compression.scm @@ -21,6 +21,46 @@ #:use-module (guix http) #:use-module (guix build-system gnu)) +(define-public zlib + (package + (name "zlib") + (version "1.2.7") + (source + (origin + (method http-fetch) + (uri (string-append "http://zlib.net/zlib-" + version ".tar.gz")) + (sha256 + (base32 + "1i96gsdvxqb6skp9a58bacf1wxamwi9m9pg4yn7cpf7g7239r77s")))) + (build-system gnu-build-system) + (arguments + `(#:phases (alist-replace + 'configure + (lambda* (#:key outputs #:allow-other-keys) + ;; Zlib's home-made `configure' doesn't fails when passed + ;; extra flags like `--enable-fast-install', so we need to + ;; invoke it with just what it understand. + (let ((out (assoc-ref outputs "out"))) + (zero? (system* "./configure" + (string-append "--prefix=" out))))) + %standard-phases))) + (home-page "http://zlib.net/") + (synopsis "The zlib compression library") + (description + "zlib is designed to be a free, general-purpose, legally unencumbered -- +that is, not covered by any patents -- lossless data-compression library for +use on virtually any computer hardware and operating system. The zlib data +format is itself portable across platforms. Unlike the LZW compression method +used in Unix compress(1) and in the GIF image format, the compression method +currently used in zlib essentially never expands the data. (LZW can double or +triple the file size in extreme cases.) zlib's memory footprint is also +independent of the input data and can be reduced, if necessary, at some cost +in compression.") + + ;; See <http://zlib.net/zlib_license.html>. + (license "permissive"))) + (define-public gzip (package (name "gzip") |