Improve the label completion hash table usage.

Move the hash table inside the Context.  Hook message arrival/deletion
to update the label hash.

Change the label hash to strdup keys.

Use hash_find_elem when updating the counter, to reduce unnecessary
add/delete operations.

1 files changed, 0 insertions, 4 deletions

diff --git a/main.c b/main.c
index bc46d610..cafb830d 100644
--- a/main.c
+++ b/main.c
@@ -1240,16 +1240,12 @@ int main (int argc, char **argv, char **environ)
     if((Context = mx_open_mailbox (folder, ((flags & MUTT_RO) || option (OPTREADONLY)) ? MUTT_READONLY : 0, NULL))
        || !explicit_folder)
     {
-      Labels = hash_create (131, 0);
-      mutt_scan_labels(Context);
 #ifdef USE_SIDEBAR
       mutt_sb_set_open_buffy ();
 #endif
       mutt_index_menu ();
       if (Context)
 	FREE (&Context);
-      if (Labels)
-	hash_destroy(&Labels, NULL);
     }
 #ifdef USE_IMAP
     imap_logout_all ();