random_bytes() can throw an exception in some cases, since PHP 7.0.0rc3

Aleksander Machniak

2015-09-10 e85bbc9e9c577efd4437a032463d4fd79da932b5

 program/lib/Roundcube/rcube_utils.php

@@ -1101,7 +1101,11 @@
    {
        // Use PHP7 true random generator
        if (function_exists('random_bytes')) {
            $random = @random_bytes($length);
            // random_bytes() can throw an exception in some cases
            try {
                $random = @random_bytes($length);
            }
            catch (Exception $e) {}
        }

        if (!$random) {