submodule.c: migrate diff output to use emit_diff_symbol

diff --git a/tag.c b/tag.c
index d71b67e8d83cba2273f468b1922cc788e2e0989e..47f60ae151c2cfd9855d1b6f1660ec2ba178bec3 100644 (file)
--- a/tag.c
+++ b/tag.c
@@ -66,7 +66,7 @@ struct object *deref_tag(struct object *o, const char *warn, int warnlen)
 {
        while (o && o->type == OBJ_TAG)
                if (((struct tag *)o)->tagged)
-                       o = parse_object(((struct tag *)o)->tagged->oid.hash);
+                       o = parse_object(&((struct tag *)o)->tagged->oid);
                else
                        o = NULL;
        if (!o && warn) {
@@ -80,7 +80,7 @@ struct object *deref_tag(struct object *o, const char *warn, int warnlen)
 struct object *deref_tag_noverify(struct object *o)
 {
        while (o && o->type == OBJ_TAG) {
-               o = parse_object(o->oid.hash);
+               o = parse_object(&o->oid);
                if (o && o->type == OBJ_TAG && ((struct tag *)o)->tagged)
                        o = ((struct tag *)o)->tagged;
                else
@@ -89,11 +89,11 @@ struct object *deref_tag_noverify(struct object *o)
        return o;
 }
 
-struct tag *lookup_tag(const unsigned char *sha1)
+struct tag *lookup_tag(const struct object_id *oid)
 {
-       struct object *obj = lookup_object(sha1);
+       struct object *obj = lookup_object(oid->hash);
        if (!obj)
-               return create_object(sha1, alloc_tag_node());
+               return create_object(oid->hash, alloc_tag_node());
        return object_as_type(obj, OBJ_TAG, 0);
 }
 
@@ -116,7 +116,7 @@ static timestamp_t parse_tag_date(const char *buf, const char *tail)
 
 int parse_tag_buffer(struct tag *item, const void *data, unsigned long size)
 {
-       unsigned char sha1[20];
+       struct object_id oid;
        char type[20];
        const char *bufptr = data;
        const char *tail = bufptr + size;
@@ -126,11 +126,10 @@ int parse_tag_buffer(struct tag *item, const void *data, unsigned long size)
                return 0;
        item->object.parsed = 1;
 
-       if (size < 64)
+       if (size < GIT_SHA1_HEXSZ + 24)
                return -1;
-       if (memcmp("object ", bufptr, 7) || get_sha1_hex(bufptr + 7, sha1) || bufptr[47] != '\n')
+       if (memcmp("object ", bufptr, 7) || parse_oid_hex(bufptr + 7, &oid, &bufptr) || *bufptr++ != '\n')
                return -1;
-       bufptr += 48; /* "object " + sha1 + "\n" */
 
        if (!starts_with(bufptr, "type "))
                return -1;
@@ -143,13 +142,13 @@ int parse_tag_buffer(struct tag *item, const void *data, unsigned long size)
        bufptr = nl + 1;
 
        if (!strcmp(type, blob_type)) {
-               item->tagged = &lookup_blob(sha1)->object;
+               item->tagged = &lookup_blob(&oid)->object;
        } else if (!strcmp(type, tree_type)) {
-               item->tagged = &lookup_tree(sha1)->object;
+               item->tagged = &lookup_tree(&oid)->object;
        } else if (!strcmp(type, commit_type)) {
-               item->tagged = &lookup_commit(sha1)->object;
+               item->tagged = &lookup_commit(&oid)->object;
        } else if (!strcmp(type, tag_type)) {
-               item->tagged = &lookup_tag(sha1)->object;
+               item->tagged = &lookup_tag(&oid)->object;
        } else {
                error("Unknown type %s", type);
                item->tagged = NULL;