[project @ 2001-10-29 11:31:51 by simonmar]

[ghc-hetmet.git] / ghc / compiler / main / ErrUtils.lhs

diff --git a/ghc/compiler/main/ErrUtils.lhs b/ghc/compiler/main/ErrUtils.lhs
index a566b6e..dbd6bf1 100644 (file)
--- a/ghc/compiler/main/ErrUtils.lhs
+++ b/ghc/compiler/main/ErrUtils.lhs
@@ -12,8 +12,11 @@ module ErrUtils (
 
        printErrorsAndWarnings, pprBagOfErrors, pprBagOfWarnings,
 
+       printError,
        ghcExit,
-       doIfSet, doIfSet_dyn, dumpIfSet, dumpIfSet_core, dumpIfSet_dyn, showPass
+       doIfSet, doIfSet_dyn, 
+       dumpIfSet, dumpIfSet_core, dumpIfSet_dyn, dumpIfSet_dyn_or, 
+       showPass
     ) where
 
 #include "HsVersions.h"
@@ -24,8 +27,9 @@ import Util           ( sortLt )
 import Outputable
 import CmdLineOpts     ( DynFlags(..), DynFlag(..), dopt )
 
+import List             ( replicate )
 import System          ( ExitCode(..), exitWith )
-import IO              ( hPutStr, stderr )
+import IO              ( hPutStr, hPutStrLn, stderr )
 \end{code}
 
 \begin{code}
@@ -67,6 +71,10 @@ dontAddErrLoc msg = (noSrcLoc, msg)
 
 \end{code}
 
+\begin{code}
+printError :: String -> IO ()
+printError str = hPutStrLn stderr str
+\end{code}
 
 \begin{code}
 type Messages = (Bag WarnMsg, Bag ErrMsg)
@@ -141,11 +149,18 @@ dumpIfSet_dyn dflags flag hdr doc
   | dopt flag dflags || verbosity dflags >= 4 = printDump (dump hdr doc)
   | otherwise                                 = return ()
 
+dumpIfSet_dyn_or :: DynFlags -> [DynFlag] -> String -> SDoc -> IO ()
+dumpIfSet_dyn_or dflags flags hdr doc
+  | or [dopt flag dflags | flag <- flags]
+  || verbosity dflags >= 4 
+  = printDump (dump hdr doc)
+  | otherwise = return ()
+
 dump hdr doc 
    = vcat [text "", 
           line <+> text hdr <+> line,
           doc,
           text ""]
      where 
-        line = text (take 20 (repeat '='))
+        line = text (replicate 20 '=')
 \end{code}