format-patch: allow additional generated content in make_cover_letter()

diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index 29d15d16d250af20a20b0f38a16663e4ec664923..f2e985c00abd2e6f7aa1eaa1c9368f4c3ada60ab 100644 (file)
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -22,6 +22,11 @@ static int showbranch_use_color = -1;
 
 static struct argv_array default_args = ARGV_ARRAY_INIT;
 
+/*
+ * TODO: convert this use of commit->object.flags to commit-slab
+ * instead to store a pointer to ref name directly. Then use the same
+ * UNINTERESTING definition from revision.h here.
+ */
 #define UNINTERESTING  01
 
 #define REV_SHIFT       2