diff --git a/biosff.cabal b/biosff.cabal
--- a/biosff.cabal
+++ b/biosff.cabal
@@ -1,5 +1,5 @@
 Name:                biosff
-Version:             0.3.7
+Version:             0.3.7.1
 Synopsis:            Library and executables for working with SFF files
 Description:         The library contains the functionality for reading and writing
 		     SFF files (sequencing data from 454 and Ion Torrent).  It duplicates
@@ -65,6 +65,7 @@
 
 Executable fclip
   Main-Is:         Main.hs
+  Other-Modules:   Options
   if flag(fclip)
      Buildable:  True
   else
diff --git a/src/FClip/Options.hs b/src/FClip/Options.hs
new file mode 100644
--- /dev/null
+++ b/src/FClip/Options.hs
@@ -0,0 +1,35 @@
+{-# LANGUAGE DeriveDataTypeable #-}
+
+module Options where
+
+import System.Console.CmdArgs
+
+data Opts = Opts 
+            { trimKey :: Bool
+            , trimAdapter :: Bool
+            , trim    :: Bool
+            , filterEmpty :: Bool
+            , output :: FilePath
+            , input  :: FilePath
+            } deriving (Data,Typeable, Show, Eq)
+
+opts :: Opts
+opts = Opts
+  { trimKey = False &= help "Trim only the TCAG key sequence"             &= name "k"
+  , trim    = False &= help "Trim quality using clipping information"     &= name "t"
+  , trimAdapter = False &= help "Trim quality using adapter information"  &= name "a"
+  , filterEmpty = False &= help "Filter out reads that are empty after trimming" &= name "E"
+  , output = def &= help "SFF file to write" &= name "o"
+  , input  = def &= args &= typFile
+  } 
+  &= summary "fclip (biosff v0.3.7.1) - Extract information from SFF files" 
+  &= program "fclip"
+
+getArgs :: IO Opts
+getArgs = do
+  o <- cmdArgs opts 
+  -- todo: option checking
+  return o
+
+            
+            
diff --git a/src/FRecover/Main.hs b/src/FRecover/Main.hs
--- a/src/FRecover/Main.hs
+++ b/src/FRecover/Main.hs
@@ -7,7 +7,11 @@
 import System.Environment (getArgs)
 
 main :: IO ()
-main = mapM_ recoverFile =<< getArgs
+main = do 
+  xs <- getArgs
+  if null xs 
+    then error "frecover (biosff 0.3.7.1) - try to repair broken SFF files.\nUsage: frecover file.sff [file.sff]" 
+    else do mapM_ recoverFile xs
   where recoverFile f = writeSFF (f++"_recovered") =<< recoverSFF f
   -- perhaps we should use writeSFF' instead, since it goes back
   -- to update the header with number of reads written?
diff --git a/src/Flower/Options.hs b/src/Flower/Options.hs
--- a/src/Flower/Options.hs
+++ b/src/Flower/Options.hs
@@ -47,7 +47,7 @@
   , text      = def &= help "Output SFF information as text (default)"    &= typFile &= name "T" &= optdef
   , inputs  = def &= args &= typFile
   } 
-  &= summary "flower (biosff v0.3.7) - Extract information from SFF files" 
+  &= summary "flower (biosff v0.3.7.1) - Extract information from SFF files" 
   &= program "flower"
 
 getArgs :: IO Opts