nixpkgs/pkgs/development/libraries/libpng/12.nix
Vladimír Čunát e72b405104 libpng-1.2: maintenance update
Also drop xz input, as it isn't needed (stdenv unpacks xz by itself).
2015-07-30 13:48:59 +02:00

31 lines
800 B
Nix

{ stdenv, fetchurl, zlib }:
assert !(stdenv ? cross) -> zlib != null;
stdenv.mkDerivation rec {
name = "libpng-1.2.52";
src = fetchurl {
url = "mirror://sourceforge/libpng/${name}.tar.xz";
sha256 = "1h0fa67x4bh7gcdh7qx87m4xpkdfqa7ihd4h678dcyh52jzhzyyl";
};
propagatedBuildInputs = [ zlib ];
passthru = { inherit zlib; };
crossAttrs = stdenv.lib.optionalAttrs (stdenv.cross.libc == "libSystem") {
propagatedBuildInputs = [];
passthru = {};
};
configureFlags = "--enable-static";
meta = {
description = "The official reference implementation for the PNG file format";
homepage = http://www.libpng.org/pub/png/libpng.html;
license = stdenv.lib.licenses.libpng;
maintainers = with stdenv.lib.maintainers; [ fuuzetsu ];
branch = "1.2";
};
}