undo: Get the path right for :list

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

diff --git a/compiler/ghci/InteractiveUI.hs b/compiler/ghci/InteractiveUI.hs
index fe32e83..dd24d5b 100644 (file)
--- a/compiler/ghci/InteractiveUI.hs
+++ b/compiler/ghci/InteractiveUI.hs
@@ -6,7 +6,7 @@
 -- (c) The GHC Team 2005-2006
 --
 -----------------------------------------------------------------------------
-module InteractiveUI ( interactiveUI ) where
+module InteractiveUI ( interactiveUI, ghciWelcomeMsg ) where
 
 #include "HsVersions.h"
 
@@ -81,16 +81,9 @@ import System.Posix.Internals ( setNonBlockingFD )
 
 -----------------------------------------------------------------------------
 
-ghciWelcomeMsg =
- "   ___         ___ _\n"++
- "  / _ \\ /\\  /\\/ __(_)\n"++
- " / /_\\// /_/ / /  | |    GHC Interactive, version " ++ cProjectVersion ++ ", for Haskell 98.\n"++
- "/ /_\\\\/ __  / /___| |    http://www.haskell.org/ghc/\n"++
- "\\____/\\/ /_/\\____/|_|    Type :? for help.\n"
-
-ghciShortWelcomeMsg =
-    "GHCi, version " ++ cProjectVersion ++
-    ": http://www.haskell.org/ghc/  :? for help"
+ghciWelcomeMsg :: String
+ghciWelcomeMsg = "GHCi, version " ++ cProjectVersion ++
+                 ": http://www.haskell.org/ghc/  :? for help"
 
 type Command = (String, String -> GHCi Bool, Bool, String -> IO [String])
 cmdName (n,_,_,_) = n
@@ -366,11 +359,6 @@ runGHCi paths maybe_expr = do
             -- initialise the console if necessary
             io setUpConsole
 
-            let msg = if dopt Opt_ShortGhciBanner dflags
-                      then ghciShortWelcomeMsg
-                      else ghciWelcomeMsg
-            when (verbosity dflags >= 1) $ io $ putStrLn msg
-
             -- enter the interactive loop
             interactiveLoop is_tty show_prompt
         Just expr -> do
@@ -640,7 +628,7 @@ lookupCommand str = do
   -- look for exact match first, then the first prefix match
   case [ c | c <- cmds, str == cmdName c ] of
      c:_ -> return (Just c)
-     [] -> case [ c | c@(s,_,_,_) <- cmds, prefixMatch str s ] of
+     [] -> case [ c | c@(s,_,_,_) <- cmds, str `isPrefixOf` s ] of
                [] -> return Nothing
                c:_ -> return (Just c)
 
@@ -1813,8 +1801,7 @@ listModuleLine modl line = do
 -- If the highlight flag is True, also highlight the span using
 -- start_bold/end_bold.
 listAround span do_highlight = do
-      pwd      <- getEnv "PWD" 
-      contents <- BS.readFile (pwd `joinFileName` unpackFS file)
+      contents <- BS.readFile (unpackFS file)
       let 
           lines = BS.split '\n' contents
           these_lines = take (line2 - line1 + 1 + pad_before + pad_after) $