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nixpkgs/pkgs/development/ocaml-modules/yojson/default.nix

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Nix

{ stdenv, fetchzip, ocaml, findlib, cppo, easy-format, biniou }:
let
pname = "yojson";
version = "1.2.3";
in
stdenv.mkDerivation {
name = "ocaml-${pname}-${version}";
src = fetchzip {
url = "https://github.com/mjambon/${pname}/archive/v${version}.tar.gz";
sha256 = "10dvkndgwanvw4agbjln7kgb1n9s6lii7jw82kwxczl5rd1sgmvl";
};
buildInputs = [ ocaml findlib ];
propagatedBuildInputs = [ cppo easy-format biniou ];
createFindlibDestdir = true;
makeFlags = "PREFIX=$(out)";
preBuild = ''
mkdir $out/bin
'';
meta = with stdenv.lib; {
description = "An optimized parsing and printing library for the JSON format";
homepage = "http://mjambon.com/${pname}.html";
license = licenses.bsd3;
maintainers = [ maintainers.vbgl ];
platforms = ocaml.meta.platforms or [];
};
}