Index: includes/install.core.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/install.core.inc,v
retrieving revision 1.28
diff -r1.28 install.core.inc
919a920,930
>   
>   // Unix ocket
>   $form['advanced_options']['unix_socket'] = array(
>     '#type' => 'textfield',
>     '#title' => st('Unix socket'),
>     '#default_value' => empty($database['unix_socket']) ? '' : $database['unix_socket'],
>     '#size' => 45,
>     // Paths to sockets are of arbitrary length
>     '#maxlength' => 255,
>     '#description' => st('If your database server is using a non-standard socket, enter it here (e.g. /tmp/mysql.sock)'),
>   );
1007c1018
<   $database = array_intersect_key($form_state['values']['_database'], array_flip(array('driver', 'database', 'username', 'password', 'host', 'port', 'prefix')));
---
>   $database = array_intersect_key($form_state['values']['_database'], array_flip(array('driver', 'database', 'username', 'password', 'host', 'port', 'unix_socket', 'prefix')));