[project @ 1997-06-05 20:58:42 by sof]

[ghc-hetmet.git] / ghc / compiler / hsSyn / HsImpExp.lhs

diff --git a/ghc/compiler/hsSyn/HsImpExp.lhs b/ghc/compiler/hsSyn/HsImpExp.lhs
index 07309d6..375a1e0 100644 (file)
--- a/ghc/compiler/hsSyn/HsImpExp.lhs
+++ b/ghc/compiler/hsSyn/HsImpExp.lhs
@@ -29,6 +29,8 @@ One per \tr{import} declaration in a module.
 data ImportDecl name
   = ImportDecl   Module                        -- module name
                  Bool                          -- True => qualified
+                 Bool                          -- True => source imported module 
+                                               --    (current interpretation: ignore ufolding info)
                  (Maybe Module)                -- as Module
                  (Maybe (Bool, [IE name]))     -- (True => hiding, names)
                  SrcLoc
@@ -36,10 +38,14 @@ data ImportDecl name
 
 \begin{code}
 instance (NamedThing name, Outputable name) => Outputable (ImportDecl name) where
-    ppr sty (ImportDecl mod qual as spec _)
-      = hang (hsep [ptext SLIT("import"), pp_qual qual, ptext mod, pp_as as])
+    ppr sty (ImportDecl mod qual as_source as spec _)
+      = hang (hsep [ptext SLIT("import"), pp_src as_source, 
+                    pp_qual qual, ptext mod, pp_as as])
             4 (pp_spec spec)
       where
+       pp_src False   = empty
+       pp_src True     = ptext SLIT("{-# SOURCE #-}")
+
        pp_qual False   = empty
        pp_qual True    = ptext SLIT("qualified")