X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=System%2FConsole%2FGetOpt.hs;h=fa9f9b20c5968cfc73f7904d15bc38da44c061cf;hb=82ef8f9d52a6f6eee52ac06ec6baf2bcbb73f10c;hp=4098c30e78b04da1b0264f20a843b186f9c9e310;hpb=7659d3c9c7c6dc87d3d2be1391f123c15553a1a4;p=ghc-base.git

diff --git a/System/Console/GetOpt.hs b/System/Console/GetOpt.hs
index 4098c30..fa9f9b2 100644
--- a/System/Console/GetOpt.hs
+++ b/System/Console/GetOpt.hs
@@ -197,7 +197,7 @@ longOpt ls rs optDescr = long ads arg rs
          long [ReqArg f _] ('=':xs) rest     = (Opt (f xs),rest)
          long [OptArg f _] []       rest     = (Opt (f Nothing),rest)
          long [OptArg f _] ('=':xs) rest     = (Opt (f (Just xs)),rest)
-         long _            _        rest     = (UnreqOpt optStr,rest)
+         long _            _        rest     = (UnreqOpt ("--"++ls),rest)
 
 -- handle short option
 shortOpt :: Char -> String -> [String] -> [OptDescr a] -> (OptKind a,[String])