nixpkgs/pkgs/development/libraries/muparser/default.nix

{stdenv, fetchurl, unzip, setfile}:

stdenv.mkDerivation rec {
  pname = "muparser";
  version = "2.2.3";
  url-version = stdenv.lib.replaceChars ["."] ["_"] version;

  src = fetchurl {
    url = "mirror://sourceforge/muparser/muparser_v${url-version}.zip";
    sha256 = "00l92k231yb49wijzkspa2l58mapn6vh2dlxnlg0pawjjfv33s6z";
  };

  buildInputs = [
    unzip
  ] ++ stdenv.lib.optionals stdenv.isDarwin [setfile];

  meta = {
    homepage = http://muparser.sourceforge.net;
    description = "An extensible high performance math expression parser library written in C++";
    license = stdenv.lib.licenses.mit;
    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
  };
}