52 lines
2.1 KiB
Scheme
52 lines
2.1 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu packages libpng)
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#:use-module (gnu packages)
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#:use-module (gnu packages compression)
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#:use-module ((guix licenses) #:renamer (symbol-prefix-proc 'license:))
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#:use-module (guix packages)
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#:use-module (guix download)
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#:use-module (guix build-system gnu))
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(define-public libpng
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(package
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(name "libpng")
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(version "1.5.17")
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(source (origin
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(method url-fetch)
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;; Note: upstream removes older tarballs.
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(uri (list (string-append "mirror://sourceforge/libpng/libpng15/"
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version "/libpng-" version ".tar.xz")
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(string-append
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"ftp://ftp.simplesystems.org/pub/libpng/png/src"
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"/libpng15/libpng-" version ".tar.xz")))
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(sha256
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(base32 "19wj293r4plbfgb43yhrc2qx8bsch9gbazazfqrj9haa7lsk29jp"))))
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(build-system gnu-build-system)
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;; libpng.la says "-lz", so propagate it.
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(propagated-inputs `(("zlib" ,zlib)))
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(synopsis "Library for handling PNG files")
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(description
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"Libpng is the official PNG (Portable Network Graphics) reference
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library. It supports almost all PNG features and is extensible.")
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(license license:zlib)
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(home-page "http://www.libpng.org/pub/png/libpng.html")))
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