{stdenv, fetchurl, unzip}: stdenv.mkDerivation { name = "muparser-2.2.2"; src = fetchurl { url = mirror://sourceforge/muparser/muparser_v2_2_2.zip; sha256 = "0pncvjzzbwcadgpwnq5r7sl9v5r2y9gjgfnlw0mrs9wj206dbhx9"; }; buildInputs = [ unzip ]; meta = { homepage = http://muparser.sourceforge.net; description = "An extensible high performance math expression parser library written in C++"; license = stdenv.lib.licenses.mit; }; }