{ cabal, perl }: cabal.mkDerivation (self: { pname = "alex"; version = "2.3.1"; sha256 = "cdd42fd992a72fedeff1f38debc21aa315d90dc070f0945d7819c0bccd549a44"; isLibrary = false; isExecutable = true; buildTools = [ perl ]; doCheck = false; 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 ]; }; })