stat-cache: verify that entries are still fresh

git-svn-id: svn://svn.lighttpd.net/lighttpd/trunk@2658 152afb58-edef-0310-8abb-c4023f1b3aa9

1 files changed, 14 insertions, 0 deletions

diff --git a/src/stat_cache.c b/src/stat_cache.c
index 276c8ac8..6b605e82 100644
--- a/src/stat_cache.c
+++ b/src/stat_cache.c
@@ -270,8 +270,22 @@ static int stat_cache_lstat(server *srv, buffer *dname, struct stat *lst) {
 #endif
 
 static int stat_cache_entry_is_current(server *srv, stat_cache_entry *sce) {
+	struct stat st;
 	UNUSED(srv);
 	UNUSED(sce);
+
+	if (-1 == stat(sce->name->ptr, &st)) {
+		return 0;
+	}
+	/* still existing */
+
+	if (st.st_dev != sce->st.st_dev || st.st_ino != sce->st.st_ino) {
+		return 0; /* different file */
+	}
+
+	/* same file, still existing: update other stats: */
+	sce->st = st;
+	/* need to check other properties before this: sce->stat_ts = srv->cur_ts; */
 	return 1;
 }