Elaborate on why ':' is a bad idea in a ref name.

diff --git a/write-tree.c b/write-tree.c
index addb5de3b6ea5a84ea71293aee5b50f1e70ea720..dcad6e66708f7cf9cae682da6a9a22086381ecec 100644 (file)
--- a/write-tree.c
+++ b/write-tree.c
@@ -4,6 +4,7 @@
  * Copyright (C) Linus Torvalds, 2005
  */
 #include "cache.h"
+#include "tree.h"
 
 static int missing_ok = 0;
 
@@ -78,7 +79,7 @@ static int write_tree(struct cache_entry **cachep, int maxentries, const char *b
                nr++;
        }
 
-       write_sha1_file(buffer, offset, "tree", returnsha1);
+       write_sha1_file(buffer, offset, tree_type, returnsha1);
        free(buffer);
        return nr;
 }