lstat_cache(): print a warning if doing ping-pong between cache types

diff --git a/dir.h b/dir.h
index 02875ec58b2642c619ac4e7a88a6f3a50b1e7f85..bdc2d47447c2ca406aac41d7a8382bf5928fbda8 100644 (file)
--- a/dir.h
+++ b/dir.h
@@ -84,6 +84,8 @@ static inline int is_dot_or_dotdot(const char *name)
                 (name[1] == '.' && name[2] == '\0')));
 }
 
+extern int is_empty_dir(const char *dir);
+
 extern void setup_standard_excludes(struct dir_struct *dir);
 extern int remove_dir_recursively(struct strbuf *path, int only_empty);