From 7d88e614aec9d6dd3bfb6b85c774e2a53b741948 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sat, 22 Dec 2012 09:42:14 -0500
Subject: [PATCH] Add hint about possible disabled fsockopen() function on connection error

---
 program/lib/Roundcube/rcube_imap_generic.php |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/program/lib/Roundcube/rcube_imap_generic.php b/program/lib/Roundcube/rcube_imap_generic.php
index 112e913..59a444d 100644
--- a/program/lib/Roundcube/rcube_imap_generic.php
+++ b/program/lib/Roundcube/rcube_imap_generic.php
@@ -753,12 +753,16 @@
         $this->fp = @fsockopen($host, $this->prefs['port'], $errno, $errstr, $this->prefs['timeout']);
 
         if (!$this->fp) {
+            if (!$errstr) {
+                $errstr = "Unknown reason (fsockopen() function disabled?)";
+            }
             $this->setError(self::ERROR_BAD, sprintf("Could not connect to %s:%d: %s", $host, $this->prefs['port'], $errstr));
             return false;
         }
 
-        if ($this->prefs['timeout'] > 0)
+        if ($this->prefs['timeout'] > 0) {
             stream_set_timeout($this->fp, $this->prefs['timeout']);
+        }
 
         $line = trim(fgets($this->fp, 8192));
 

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