note about titles and dependencies

diff --git a/IkiWiki/Plugin/map.pm b/IkiWiki/Plugin/map.pm
index af08005b8e4138e7a1791b165347e5bc97b8ce5c..f7ab291c7b1222b374c37b9629ff5229e2b81735 100644 (file)
--- a/IkiWiki/Plugin/map.pm
+++ b/IkiWiki/Plugin/map.pm
@@ -58,8 +58,9 @@ sub preprocess (@) { #{{{
                $common_prefix=IkiWiki::dirname($common_prefix);
        }
 
-       # Needs to update whenever a page is added or removed, so
-       # register a dependency.
+       # Needs to update whenever a page is added or removed (or in some
+       # cases, when its content changes, if show=title), so register a
+       # dependency.
        add_depends($params{page}, $params{pages});
        # Explicitly add all currently shown pages, to detect when pages
        # are removed.