working on resource doc and exx, fixing bugs

src/GF/Compile/ModDeps.hs

@@ -118,12 +118,14 @@ openInterfaces ds m = do
 
 -- | this function finds out what modules are really needed in the canoncal gr.
 -- its argument is typically a concrete module name
-requiredCanModules :: (Eq i, Show i) => MGrammar i f a -> i -> [i]
-requiredCanModules gr = nub . iterFix (concatMap more) . singleton where
+requiredCanModules :: (Ord i, Show i) => MGrammar i f a -> i -> [i]
+requiredCanModules gr = nub . iterFix (concatMap more) . allExtends gr where
   more i = errVal [] $ do
     m <- lookupModMod gr i
-    return $ extends m ++ map openedModule (opens m)
-
+    return $ extends m ++ [o | o <- map openedModule (opens m), notReuse o]
+  notReuse i = errVal True $ do
+    m <- lookupModMod gr i
+    return $ isModRes m -- to exclude reused Cnc and Abs from required
 
 
 {-

src/GF/Compile/Optimize.hs

@@ -112,8 +112,8 @@ evalCncInfo gr cnc abs (c,info) = case info of
 
     return (c, CncCat ptyp pde' ppr')
 
-  CncFun (mt@(Just (_,ty))) pde ppr -> eIn ("linearization in type" +++  
-                                             show ty +++ "of") $ do
+  CncFun (mt@(Just (_,ty@(cont,val)))) pde ppr -> 
+       eIn ("linearization in type" +++ prt (mkProd (cont,val,[])) ++++ "of function") $ do
     pde' <- case pde of
       Yes de -> do
         liftM yes $ pEval ty de

src/GF/Compile/ShellState.hs

@@ -123,16 +123,18 @@ cncModuleIdST = stateGrammarST
 -- | form a shell state from a canonical grammar
 grammar2shellState :: Options -> (CanonGrammar, G.SourceGrammar) -> Err ShellState 
 grammar2shellState opts (gr,sgr) = 
-  updateShellState opts emptyShellState ((0,sgr,gr),[]) --- is 0 safe?
+  updateShellState opts Nothing emptyShellState ((0,sgr,gr),[]) --- is 0 safe?
 
 -- | update a shell state from a canonical grammar
-updateShellState :: Options -> ShellState -> 
+updateShellState :: Options -> Maybe Ident -> ShellState -> 
                     ((Int,G.SourceGrammar,CanonGrammar),[(FilePath,ModTime)]) ->
                ---- (CanonGrammar,(G.SourceGrammar,[(FilePath,ModTime)])) -> 
                     Err ShellState 
-updateShellState opts sh ((_,sgr,gr),rts) = do 
+updateShellState opts mcnc sh ((_,sgr,gr),rts) = do 
   let cgr0 = M.updateMGrammar (canModules sh) gr
-      a' = M.greatestAbstract cgr0
+  a' <- return $ case mcnc of
+    Just cnc -> err (const Nothing) Just $ M.abstractOfConcrete cgr0 cnc
+    _ -> M.greatestAbstract cgr0
   abstr0 <- case abstract sh of
     Just a -> do
       -- test that abstract is compatible --- unsafe exception for old?