remove TDFA build flag

Utility/Glob.hs

@@ -1,15 +1,10 @@
 {- file globbing
- -
- - This uses TDFA when available, with a fallback to regex-compat.
- - TDFA is less buggy in its support for non-unicode characters.
  -
  - Copyright 2014 Joey Hess <id@joeyh.name>
  -
  - License: BSD-2-clause
  -}
 
-{-# LANGUAGE CPP #-}
-
 module Utility.Glob (
 	Glob,
 	GlobCase(..),
@@ -19,13 +14,8 @@ module Utility.Glob (
 
 import System.Path.WildMatch
 
-#ifdef WITH_TDFA
 import "regex-tdfa" Text.Regex.TDFA
 import "regex-tdfa" Text.Regex.TDFA.String
-#else
-import Text.Regex
-import Data.Maybe
-#endif
 
 newtype Glob = Glob Regex
 
@@ -34,13 +24,9 @@ data GlobCase = CaseSensative | CaseInsensative
 {- Compiles a glob to a regex, that can be repeatedly used. -}
 compileGlob :: String -> GlobCase -> Glob
 compileGlob glob globcase = Glob $
-#ifdef WITH_TDFA
 	case compile (defaultCompOpt {caseSensitive = casesentitive}) defaultExecOpt regex of
 		Right r -> r
 		Left _ -> error $ "failed to compile regex: " ++ regex
-#else
-	mkRegexWithOpts regex casesentitive True
-#endif
   where
 	regex = '^':wildToRegex glob
 	casesentitive = case globcase of
@@ -49,10 +35,6 @@ compileGlob glob globcase = Glob $
 
 matchGlob :: Glob -> String -> Bool
 matchGlob (Glob regex) val = 
-#ifdef WITH_TDFA
 	case execute regex val of
 		Right (Just _) -> True
 		_ -> False
-#else
-	isJust $ matchRegex regex val
-#endif