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[squirrelmail.git] / functions / imap_mailbox.php

diff --git a/functions/imap_mailbox.php b/functions/imap_mailbox.php
index c520d93c5de2573ea6e7887b57954accf1ee2817..9b2f2b84a54d6ce7da38cbb7cad3fc5d195edf5e 100755 (executable)
--- a/functions/imap_mailbox.php
+++ b/functions/imap_mailbox.php
@@ -5,7 +5,7 @@
  *
  * This implements all functions that manipulate mailboxes
  *
- * @copyright 1999-2017 The SquirrelMail Project Team
+ * @copyright 1999-2020 The SquirrelMail Project Team
  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  * @version $Id$
  * @package squirrelmail
@@ -418,6 +418,7 @@ function sqimap_mailbox_exists ($imap_stream, $mailbox, $mailboxlist=null) {
  *                               is returned to the caller
  *                               (OPTIONAL; default is TRUE)
  * @return array results of select command (on success - permanentflags, flags and rights)
+ *               (on failure (and when $handle_errors is false), empty array)
  * @since 1.0 or older
  */
 function sqimap_mailbox_select ($imap_stream, $mailbox, $handle_errors=true) {
@@ -463,7 +464,7 @@ function sqimap_mailbox_select ($imap_stream, $mailbox, $handle_errors=true) {
             }
         }
     }
-    if (!isset($result['PERMANENTFLAGS'])) {
+    if (!empty($result) && !isset($result['PERMANENTFLAGS'])) {
         $result['PERMANENTFLAGS'] = $result['FLAGS'];
     }
     if (preg_match('/^\[(.+)\]/',$message, $regs)) {