32 lines
789 B
Nix
32 lines
789 B
Nix
{ stdenv, fetchurl, zlib }:
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assert !(stdenv ? cross) -> zlib != null;
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stdenv.mkDerivation rec {
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name = "libpng-1.2.54";
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src = fetchurl {
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url = "mirror://sourceforge/libpng/${name}.tar.xz";
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sha256 = "0wnjy7gqn0f24qrlggs7kl0ij59by413j1xmqp12n3vqh9j531fg";
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};
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propagatedBuildInputs = [ zlib ];
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passthru = { inherit zlib; };
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crossAttrs = stdenv.lib.optionalAttrs (stdenv.cross.libc == "libSystem") {
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propagatedBuildInputs = [];
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passthru = {};
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};
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configureFlags = "--enable-static";
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meta = with stdenv.lib; {
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description = "The official reference implementation for the PNG file format";
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homepage = http://www.libpng.org/pub/png/libpng.html;
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license = licenses.libpng;
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maintainers = [ maintainers.fuuzetsu ];
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branch = "1.2";
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};
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}
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