Some sweeping syntax changes for consistency:

(! foo) changed to ( ! foo)
|| changed to OR
changed newline standardization code in various places from preg_replace to str_replace
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index cb53ad9..b323e41 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -1,4 +1,4 @@
-<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');

+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

 /**

  * CodeIgniter

  *

@@ -48,7 +48,7 @@
 	 */	

 	function db_connect()

 	{

-		if (! $conn_id = @sqlite_open($this->database, FILE_WRITE_MODE, $error))

+		if ( ! $conn_id = @sqlite_open($this->database, FILE_WRITE_MODE, $error))

 		{

 			log_message('error', $error);

 			

@@ -73,7 +73,7 @@
 	 */	

 	function db_pconnect()

 	{

-		if (! $conn_id = @sqlite_popen($this->database, FILE_WRITE_MODE, $error))

+		if ( ! $conn_id = @sqlite_popen($this->database, FILE_WRITE_MODE, $error))

 		{

 			log_message('error', $error);

 			

@@ -171,7 +171,7 @@
 	 */	

 	function trans_begin($test_mode = FALSE)

 	{

-		if (! $this->trans_enabled)

+		if ( ! $this->trans_enabled)

 		{

 			return TRUE;

 		}

@@ -201,7 +201,7 @@
 	 */	

 	function trans_commit()

 	{

-		if (! $this->trans_enabled)

+		if ( ! $this->trans_enabled)

 		{

 			return TRUE;

 		}

@@ -226,7 +226,7 @@
 	 */	

 	function trans_rollback()

 	{

-		if (! $this->trans_enabled)

+		if ( ! $this->trans_enabled)

 		{

 			return TRUE;

 		}

@@ -482,7 +482,7 @@
 	 */

 	function _from_tables($tables)

 	{

-		if (! is_array($tables))

+		if ( ! is_array($tables))

 		{

 			$tables = array($tables);

 		}

@@ -530,7 +530,7 @@
 			$valstr[] = $key." = ".$val;

 		}

 		

-		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

+		$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;

 		

 		$orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):'';

 	

@@ -577,7 +577,7 @@
 	{

 		$conditions = '';

 

-		if (count($where) > 0 || count($like) > 0)

+		if (count($where) > 0 OR count($like) > 0)

 		{

 			$conditions = "\nWHERE ";

 			$conditions .= implode("\n", $this->ar_where);

@@ -589,7 +589,7 @@
 			$conditions .= implode("\n", $like);

 		}

 

-		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

+		$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;

 	

 		return "DELETE FROM ".$table.$conditions.$limit;

 	}

@@ -656,6 +656,6 @@
 

 }

 

-
-/* End of file sqlite_driver.php */
+

+/* End of file sqlite_driver.php */

 /* Location: ./system/database/drivers/sqlite/sqlite_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php
index 8a1a4da..25c74a7 100644
--- a/system/database/drivers/sqlite/sqlite_forge.php
+++ b/system/database/drivers/sqlite/sqlite_forge.php
@@ -1,4 +1,4 @@
-<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');

+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

 /**

  * CodeIgniter

  *

@@ -49,7 +49,7 @@
 	 */

 	function _drop_database($name)

 	{

-		if (! @file_exists($this->db->database) OR ! @unlink($this->db->database))

+		if ( ! @file_exists($this->db->database) OR ! @unlink($this->db->database))

 		{

 			if ($this->db->db_debug)

 			{

@@ -231,6 +231,6 @@
 		

 	}

 }

-
-/* End of file sqlite_forge.php */
+

+/* End of file sqlite_forge.php */

 /* Location: ./system/database/drivers/sqlite/sqlite_forge.php */
\ No newline at end of file
diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php
index 72c93fd..8bb0d9d 100644
--- a/system/database/drivers/sqlite/sqlite_result.php
+++ b/system/database/drivers/sqlite/sqlite_result.php
@@ -1,4 +1,4 @@
-<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');

+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

 /**

  * CodeIgniter

  *

@@ -180,6 +180,6 @@
 

 }

 

-
-/* End of file sqlite_result.php */
+

+/* End of file sqlite_result.php */

 /* Location: ./system/database/drivers/sqlite/sqlite_result.php */
\ No newline at end of file
diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php
index c85e365..fff24a7 100644
--- a/system/database/drivers/sqlite/sqlite_utility.php
+++ b/system/database/drivers/sqlite/sqlite_utility.php
@@ -1,4 +1,4 @@
-<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');

+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

 /**

  * CodeIgniter

  *

@@ -124,7 +124,7 @@
 	 */

 	function _drop_database($name)

 	{

-		if (! @file_exists($this->db->database) OR ! @unlink($this->db->database))

+		if ( ! @file_exists($this->db->database) OR ! @unlink($this->db->database))

 		{

 			if ($this->db->db_debug)

 			{

@@ -136,6 +136,6 @@
 	}

 

 }

-
-/* End of file sqlite_utility.php */
+

+/* End of file sqlite_utility.php */

 /* Location: ./system/database/drivers/sqlite/sqlite_utility.php */
\ No newline at end of file