Added French for new API. Started alpha conv. Fixed bugs.

src/tools/AlphaConvGF.hs

@@ -0,0 +1,30 @@
+module Main where
+
+import LexGF
+import Alex
+import System
+
+main :: IO ()
+main = do
+  file1:file2:_ <- getArgs
+  s  <- readFile file1
+  ts <- tokens s
+  if file1==file2 then print (length ts) else return () -- make sure file1 is in mem
+  writeFile file2 []                       -- create file2 or remove its old contents
+  alphaConv file2 ts (Pn 1 1 1)
+
+alphaConv :: FilePath -> [Token] -> Posn -> IO ()
+alphaConv file (t:ts) p0 = case t of
+  PT p (TV s) -> changeId file p0 p s ts
+  _ -> putToken file p0 t >>= alphaConv file ts
+alphaConv _ _ = putStrLn "Ready."
+
+putToken :: FilePath -> Posn -> Token -> IO Posn
+putToken file (Pn _ l0 c0) t@(PT (Pn a l c) _) = do
+  let s  = prToken t 
+      ns = l - l0
+      ls = length s
+  replicate ns $ appendFile file '\n'
+  replicate (if ns == 0 then c - c0 else c-1) $ putChar ' '
+  putStr s 
+  return $ Pn (a + ls) l (c + ls) ts