nixpkgs/pkgs/development/libraries/libpng/default.nix
William A. Kennington III 8164d28315 libpng: 1.6.16 -> 1.6.18
Also enable apng by default
2015-08-05 23:26:00 -07:00

38 lines
1.1 KiB
Nix

{ stdenv, fetchurl, zlib, apngSupport ? true }:
assert zlib != null;
let
version = "1.6.18";
sha256 = "0qq96rf31483kxz32h6l6921hy6p2v2pfqfvc74km229g4xw241f";
patch_src = fetchurl {
url = "mirror://sourceforge/libpng-apng/libpng-${version}-apng.patch.gz";
sha256 = "0g2ljh2vhclas1hacys1c4gk6l6hyy6sngb2yvdsnjz50nyq16kv";
};
whenPatched = stdenv.lib.optionalString apngSupport;
in stdenv.mkDerivation rec {
name = "libpng" + whenPatched "-apng" + "-${version}";
src = fetchurl {
url = "mirror://sourceforge/libpng/libpng-${version}.tar.xz";
inherit sha256;
};
postPatch = whenPatched "gunzip < ${patch_src} | patch -Np1";
propagatedBuildInputs = [ zlib ];
doCheck = true;
passthru = { inherit zlib; };
meta = with stdenv.lib; {
description = "The official reference implementation for the PNG file format" + whenPatched " with animation patch";
homepage = http://www.libpng.org/pub/png/libpng.html;
license = licenses.libpng;
platforms = platforms.all;
maintainers = [ maintainers.vcunat maintainers.fuuzetsu ];
};
}