Update functions.php

current regex consumes the space after a post quote, instead of merely checking that it's there. As a result textually consecutive post quotes, which the source calls cites, cannot be separated by a single space. This fixes that

inc/functions.php

@@ -2069,7 +2069,7 @@ function markup(&$body, $track_cites = false, $op = false) {
 		if ($num_links > $config['max_links'])
 			error($config['error']['toomanylinks']);
 	}
-	
+
 	if ($config['markup_repair_tidy'])
 		$body = str_replace('  ', '  ', $body);
 
@@ -2086,14 +2086,14 @@ function markup(&$body, $track_cites = false, $op = false) {
 	$tracked_cites = array();
 
 	// Cites
-	if (isset($board) && preg_match_all('/(^|\s)>>(\d+?)([\s,.)?]|$)/m', $body, $cites, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
+	if (isset($board) && preg_match_all('/(^|\s)>>(\d+?)((?=[\s,.)?!])|$)/m', $body, $cites, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
 		if (count($cites[0]) > $config['max_cites']) {
 			error($config['error']['toomanycites']);
 		}
 
 		$skip_chars = 0;
 		$body_tmp = $body;
-		
+
 		$search_cites = array();
 		foreach ($cites as $matches) {
 			$search_cites[] = '`id` = ' . $matches[2][0];
@@ -2102,12 +2102,12 @@ function markup(&$body, $track_cites = false, $op = false) {
 
 		$query = query(sprintf('SELECT `thread`, `id` FROM ``posts_%s`` WHERE ' .
 			implode(' OR ', $search_cites), $board['uri'])) or error(db_error());
-		
+
 		$cited_posts = array();
 		while ($cited = $query->fetch(PDO::FETCH_ASSOC)) {
 			$cited_posts[$cited['id']] = $cited['thread'] ? $cited['thread'] : false;
 		}
-				
+
 		foreach ($cites as $matches) {
 			$cite = $matches[2][0];
 
@@ -2133,21 +2133,21 @@ function markup(&$body, $track_cites = false, $op = false) {
 	}
 
 	// Cross-board linking
-	if (preg_match_all('/(^|\s)>>>\/(' . $config['board_regex'] . 'f?)\/(\d+)?([\s,.)?]|$)/um', $body, $cites, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
+	if (preg_match_all('/(^|\s)>>>\/(' . $config['board_regex'] . 'f?)\/(\d+)?((?=[\s,.)?!])|$)/um', $body, $cites, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
 		if (count($cites[0]) > $config['max_cites']) {
 			error($config['error']['toomanycross']);
 		}
 
 		$skip_chars = 0;
 		$body_tmp = $body;
-		
+
 		if (isset($cited_posts)) {
 			// Carry found posts from local board >>X links
 			foreach ($cited_posts as $cite => $thread) {
 				$cited_posts[$cite] = $config['root'] . $board['dir'] . $config['dir']['res'] .
 					($thread ? $thread : $cite) . '.html#' . $cite;
 			}
-			
+
 			$cited_posts = array(
 				$board['uri'] => $cited_posts
 			);