catacomb-import-update: Improve a warning message

This is a bit incomprehensible without the filename.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/catacomb-import-update b/catacomb-import-update
index 43fc780f9a79172b25b38d7aee3579c5bcb2600b..9deeddf85d161fb3772454846826b91e1d688075 100755 (executable)
--- a/catacomb-import-update
+++ b/catacomb-import-update
@@ -81,7 +81,7 @@ sub note_path ($$) {
       }
     }
     defined $donor_rev or
-      moan "failed to find upstream version in commit $recip_rev";
+      moan "failed to find upstream version of $donor in commit $recip_rev";
     $RECIP_CACHE{$recip_rev} = $donor_rev;
   }
   $DONOR_PATH_MAP{$donor} = $recip;