merged [471] from b1.2: live with wrong system time: allow caching files with mtime in further

git-svn-id: svn://svn.lighttpd.net/xcache/trunk@472 c26eb9a1-5813-0410-bd6c-c2e55f420ca7

ChangeLog

@@ -5,6 +5,7 @@ Ini Settings Changes
 
 ChangeLog
 ========
+ * live with wrong system time: allow caching files with mtime in further
  * bug fix for compatibility with Zend Optimizer and other non-cachable
  * new: xcache.stat = On
  * could not show module info in admin page when XCache is the last module

xcache.c

@@ -775,6 +775,7 @@ static int xc_entry_init_key_php(xc_entry_t *xce, char *filename, char *opened_p
 	int cacheid;
 	xc_entry_data_php_t *php;
 	char *ptr;
+	time_t delta;
 
 	if (!filename || !SG(request_info).path_translated) {
 		return FAILURE;
@@ -829,7 +830,8 @@ not_relative_path:
 		/* fall */
 
 stat_done:
-		if (XG(request_time) - pbuf->st_mtime < 2 && !xc_test) {
+		delta = XG(request_time) - pbuf->st_mtime < 2;
+		if (abs(delta) < 2 && !xc_test) {
 			return FAILURE;
 		}