cc output as pipable string

lib/resource-1.0/german/ParadigmsGer.gf

@@ -155,7 +155,7 @@ oper
 -- - 2p sg imperative, 
 -- - 1/3p sg imperfect indicative, 
 -- - 1/3p sg imperfect subjunctive (because this uncommon form can have umlaut)
--- - the perfect participle
+-- - the perfect participle 
 --
 --
   mkV : (x1,_,_,_,_,x6 : Str) -> V ;   -- geben, gibt, gib, gab, gäbe, gegeben

src/GF/Shell.hs

@@ -380,11 +380,11 @@ execC co@(comm, opts0) sa@(sh@(st,(h,_,_,_)),a) = checkOptions st co >> case com
          maybe (I.identC "?") id $  -- meaningful if no opers in t 
            maybe (resourceOfShellState st) (return . I.identC) $ -- topmost res
              getOptVal opts useResource             -- flag -res=m
-    justOutput opts (putStrLn (err id (prin . stripTerm) (
+    returnArg (AString (err id (prin . stripTerm) (
                 string2srcTerm src m t >>= 
                 Ch.justCheckLTerm src  >>=
                 Co.computeConcrete src))) sa
----                Co.computeConcreteRec src))) sa
+---                Co.computeConcreteRec src)) sa
   CShowOpers t -> do
     m <- return $
          maybe (I.identC "?") id $  -- meaningful if no opers in t