update: note updated bookmark

This brings update in line with pull: we notify the user when an action
indirectly updates a bookmark.

mercurial/commands.py

@@ -5719,7 +5719,8 b' def update(ui, repo, node=None, rev=None'
         ret = hg.update(repo, rev)
 
     if not ret and movemarkfrom:
-        bookmarks.update(repo, [movemarkfrom], repo['.'].node())
+        if bookmarks.update(repo, [movemarkfrom], repo['.'].node()):
+            ui.status(_("updating bookmark %s\n") % repo._bookmarkcurrent)
     elif brev in repo._bookmarks:
         bookmarks.setcurrent(repo, brev)
 

tests/test-bookmarks-pushpull.t

@@ -101,6 +101,7 b' divergent bookmarks'
   $ cd ../b
   $ hg up
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updating bookmark foobar
   $ echo c2 > f2
   $ hg ci -Am2
   adding f2