[core] stat_cache_path_isdir()

src/stat_cache.c

@@ -1048,6 +1048,11 @@ stat_cache_entry * stat_cache_get_entry(const buffer *name) {
 	return sce;
 }
 
+int stat_cache_path_isdir(const buffer *name) {
+    const stat_cache_entry * const sce = stat_cache_get_entry(name);
+    return (sce && (S_ISDIR(sce->st.st_mode) ? 1 : (errno = ENOTDIR, 0)));
+}
+
 int stat_cache_path_contains_symlink(const buffer *name, log_error_st *errh) {
     /* caller should check for symlinks only if we should block symlinks. */
 

src/stat_cache.h

@@ -50,6 +50,7 @@ void stat_cache_delete_entry(const char *name, uint32_t len);
 void stat_cache_delete_dir(const char *name, uint32_t len);
 void stat_cache_invalidate_entry(const char *name, uint32_t len);
 stat_cache_entry * stat_cache_get_entry(const buffer *name);
+int stat_cache_path_isdir(const buffer *name);
 
 __attribute_cold__
 int stat_cache_path_contains_symlink(const buffer *name, log_error_st *errh);