entry: factor out unlink_entry function

diff --git a/cache.h b/cache.h
index ca36b44ee0b5851f837616c322a201ac420a90d2..c1c953e810abcc506d05cd26c21d389418dd17c6 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -1542,6 +1542,11 @@ struct checkout {
 extern int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath);
 extern void enable_delayed_checkout(struct checkout *state);
 extern int finish_delayed_checkout(struct checkout *state);
+/*
+ * Unlink the last component and schedule the leading directories for
+ * removal, such that empty directories get removed.
+ */
+extern void unlink_entry(const struct cache_entry *ce);
 
 struct cache_def {
        struct strbuf path;