gc: refactor a "call me once" pattern

diff --git a/builtin/clean.c b/builtin/clean.c
index bbcdeb2d9e7f275309609a2a21a5dd4baf1cf1bd..aaba4af3c26de2150ad655a0b162fc85a69a466d 100644 (file)
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -6,6 +6,7 @@
  * Based on git-clean.sh by Pavel Roskin
  */
 
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
 #include "builtin.h"
 #include "cache.h"
 #include "config.h"