nixpkgs/pkgs/development/libraries/libpng/default.nix
2018-11-14 23:49:54 +01:00

40 lines
1.2 KiB
Nix

{ stdenv, fetchurl, zlib, apngSupport ? true }:
assert zlib != null;
let
patchVersion = "1.6.35";
patch_src = fetchurl {
url = "mirror://sourceforge/libpng-apng/libpng-${patchVersion}-apng.patch.gz";
sha256 = "011fq5wgyz07pfrqs9albixbiksx3agx5nkcf3535gbvhlwv5khq";
};
whenPatched = stdenv.lib.optionalString apngSupport;
in stdenv.mkDerivation rec {
name = "libpng" + whenPatched "-apng" + "-${version}";
version = "1.6.35";
src = fetchurl {
url = "mirror://sourceforge/libpng/libpng-${version}.tar.xz";
sha256 = "1mxwjf5cdzk7g0y51gl9w3f0j5ypcls05i89kgnifjaqr742x493";
};
postPatch = whenPatched "gunzip < ${patch_src} | patch -Np1";
outputs = [ "out" "dev" "man" ];
outputBin = "dev";
propagatedBuildInputs = [ zlib ];
doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
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 ];
};
}