nixpkgs/pkgs/development/tools/parsing/alex/2.3.5.nix

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{cabal, perl}:
cabal.mkDerivation (self : {
pname = "alex";
version = "2.3.5"; # Haskell Platform 2011.2.0.0
name = self.fname;
sha256 = "0lyjiq4lmii2syk6838ln32qvn8c0ljf1ypsggahy748k05x79if";
extraBuildInputs = [perl];
meta = {
homepage = "http://www.haskell.org/alex/";
description = "Alex is a tool for generating lexical analysers in Haskell";
license = self.stdenv.lib.licenses.bsd3;
platforms = self.ghc.meta.platforms;
maintainers = [
self.stdenv.lib.maintainers.andres
self.stdenv.lib.maintainers.simons
];
};
})