dgit: clean_tree: confess rather than die on unknown clean mode

That would be an internal error.

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

diff --git a/dgit b/dgit
index 4587af257532c1c64036651feeb7d8c4d7fd3d85..f5092f5d0b90b91ade27dd508b906320acb36c43 100755 (executable)
--- a/dgit
+++ b/dgit
@@ -6265,7 +6265,7 @@ sub clean_tree () {
        clean_tree_check();
     } elsif ($cleanmode eq 'none') {
     } else {
-       die "$cleanmode ?";
+       confess "$cleanmode ?";
     }
 }