apply: remove directory that becomes empty by renaming the last file away

diff --git a/diffcore.h b/diffcore.h
index 2249bc2c05744ce5026744547fcb30195a19b3f1..7b9294eab2c1cb9f7cb03307c90203344d97e3f6 100644 (file)
--- a/diffcore.h
+++ b/diffcore.h
@@ -1,8 +1,8 @@
 /*
  * Copyright (C) 2005 Junio C Hamano
  */
-#ifndef _DIFFCORE_H_
-#define _DIFFCORE_H_
+#ifndef DIFFCORE_H
+#define DIFFCORE_H
 
 /* This header file is internal between diff.c and its diff transformers
  * (e.g. diffcore-rename, diffcore-pickaxe).  Never include this header
@@ -54,9 +54,9 @@ struct diff_filepair {
        unsigned source_stays : 1; /* all of R/C are copies */
        unsigned broken_pair : 1;
        unsigned renamed_pair : 1;
+       unsigned is_unmerged : 1;
 };
-#define DIFF_PAIR_UNMERGED(p) \
-       (!DIFF_FILE_VALID((p)->one) && !DIFF_FILE_VALID((p)->two))
+#define DIFF_PAIR_UNMERGED(p) ((p)->is_unmerged)
 
 #define DIFF_PAIR_RENAME(p) ((p)->renamed_pair)