add_ref(): add docstring

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/refs.c b/refs.c
index 197579205bf8dcc2dc2c1950ef27c7385a50697a..2252c663b95a04ce930d23c42b0a7f04ad27852c 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -53,6 +53,7 @@ static const char *parse_ref_line(char *line, unsigned char *sha1)
        return line;
 }
 
+/* Add a ref_entry to the end of the ref_array (unsorted). */
 static void add_ref(const char *refname, const unsigned char *sha1,
                    int flag, int check_name, struct ref_array *refs,
                    struct ref_entry **new_entry)