Introduce an unlink(2) wrapper which gives warning if unlink failed

diff --git a/cache.h b/cache.h
index ab1294d6fbb7f699af160ac06674e54798f3db6c..d0d48b4c88b8f359be7c271dbe7ef8f816999960 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -554,6 +554,13 @@ extern enum branch_track git_branch_track;
 extern enum rebase_setup_type autorebase;
 extern enum push_default_type push_default;
 
+enum object_creation_mode {
+       OBJECT_CREATION_USES_HARDLINKS = 0,
+       OBJECT_CREATION_USES_RENAMES = 1,
+};
+
+extern enum object_creation_mode object_creation_mode;
+
 #define GIT_REPO_VERSION 0
 extern int repository_format_version;
 extern int check_repository_format(void);