Taught :breakpoint add to guess the module name if not given

[ghc-hetmet.git] / compiler / ghci / InteractiveUI.hs

diff --git a/compiler/ghci/InteractiveUI.hs b/compiler/ghci/InteractiveUI.hs
index a295245..b5af439 100644 (file)
--- a/compiler/ghci/InteractiveUI.hs
+++ b/compiler/ghci/InteractiveUI.hs
@@ -215,7 +215,7 @@ helpText =
  "\n" ++
  " Options for ':breakpoint':\n" ++
  "   list                                     list the current breakpoints\n" ++
- "   add Module line [col]                    add a new breakpoint\n" ++
+ "   add [Module] line [col]                    add a new breakpoint\n" ++
  "   del (breakpoint# | Module line [col])    delete a breakpoint\n" ++
  "   continue                                 continue execution\n"  ++
  "   stop                   Stop a computation and return to the top level\n" ++
@@ -779,7 +779,10 @@ afterLoad ok session = do
   graph <- io (GHC.getModuleGraph session)
   graph' <- filterM (io . GHC.isLoaded session . GHC.ms_mod_name) graph
   setContextAfterLoad session graph'
-  refreshBkptTable graph'
+  do 
+     bt  <- getBkptTable
+     bt' <- io$ refreshBkptTable session bt graph'
+     setBkptTable bt'
   modulesLoadedMsg ok (map GHC.ms_mod_name graph')
 
 setContextAfterLoad session [] = do
@@ -1355,7 +1358,7 @@ wrapCompleter fun w =  do
 getCommonPrefix :: [String] -> String
 getCommonPrefix [] = ""
 getCommonPrefix (s:ss) = foldl common s ss
-  where common s "" = s
+  where common s "" = ""
        common "" s = ""
        common (c:cs) (d:ds)
           | c == d = c : common cs ds
@@ -1402,10 +1405,8 @@ handler (DynException dyn)
   = do at_topLevel <-  isTopLevel
        if at_topLevel then return True else throwDyn StopParentSession
   
-  | Just (ChildSessionStopped msg) <- fromDynamic dyn 
-     -- Reload modules and display some message
-  = do ASSERTM (isTopLevel) 
-       io(putStrLn msg) >> return False
+  | Just (ChildSessionStopped msg) <- fromDynamic dyn     
+  = io(putStrLn msg) >> return False
 
 handler exception = do
   flushInterpBuffers