nixpkgs/pkgs/development/tools/parsing/Ebnf2ps/default.nix

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{ cabal, happy }:
cabal.mkDerivation (self: {
pname = "Ebnf2ps";
version = "1.0.11";
sha256 = "0n0maihalnrks3l7ay1i16p6i7f69xv33jxhlsyshzck0v64qivb";
isLibrary = false;
isExecutable = true;
buildTools = [ happy ];
meta = {
homepage = "http://www.informatik.uni-freiburg.de/~thiemann/haskell/ebnf2ps/";
description = "Peter's Syntax Diagram Drawing Tool";
license = self.stdenv.lib.licenses.bsd3;
platforms = self.ghc.meta.platforms;
maintainers = [ self.stdenv.lib.maintainers.andres ];
};
})