submodule.c: migrate diff output to use emit_diff_symbol

diff --git a/refs.c b/refs.c
index 32177969f0d818dc10e08ed5621dc5f386c40e15..eef1a7b67de48d1c929921549889112fe1f5d934 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -3,6 +3,7 @@
  */
 
 #include "cache.h"
+#include "config.h"
 #include "hashmap.h"
 #include "lockfile.h"
 #include "iterator.h"
@@ -1524,7 +1525,8 @@ struct ref_store_hash_entry
        char name[FLEX_ARRAY];
 };
 
-static int ref_store_hash_cmp(const void *entry, const void *entry_or_key,
+static int ref_store_hash_cmp(const void *unused_cmp_data,
+                             const void *entry, const void *entry_or_key,
                              const void *keydata)
 {
        const struct ref_store_hash_entry *e1 = entry, *e2 = entry_or_key;
@@ -1607,7 +1609,7 @@ static void register_ref_store_map(struct hashmap *map,
                                   const char *name)
 {
        if (!map->tablesize)
-               hashmap_init(map, ref_store_hash_cmp, 0);
+               hashmap_init(map, ref_store_hash_cmp, NULL, 0);
 
        if (hashmap_put(map, alloc_ref_store_hash_entry(name, refs)))
                die("BUG: %s ref_store '%s' initialized twice", type, name);