builtin/cat-file: convert struct expand_data to use struct object_id

diff --git a/remote.c b/remote.c
index f0016811059b60d6d1a683b8d94874e8599329f6..d29850a81cdb09b41da5dc3e7284106672d85a4c 100644 (file)
--- a/remote.c
+++ b/remote.c
@@ -455,7 +455,6 @@ static void read_config(void)
 {
        static int loaded;
        struct object_id oid;
-       const char *head_ref;
        int flag;
 
        if (loaded)
@@ -463,10 +462,12 @@ static void read_config(void)
        loaded = 1;
 
        current_branch = NULL;
-       head_ref = resolve_ref_unsafe("HEAD", 0, oid.hash, &flag);
-       if (head_ref && (flag & REF_ISSYMREF) &&
-           skip_prefix(head_ref, "refs/heads/", &head_ref)) {
-               current_branch = make_branch(head_ref, 0);
+       if (startup_info->have_repository) {
+               const char *head_ref = resolve_ref_unsafe("HEAD", 0, oid.hash, &flag);
+               if (head_ref && (flag & REF_ISSYMREF) &&
+                   skip_prefix(head_ref, "refs/heads/", &head_ref)) {
+                       current_branch = make_branch(head_ref, 0);
+               }
        }
        git_config(handle_config, NULL);
        alias_all_urls();
@@ -917,7 +918,7 @@ static struct ref *alloc_ref_with_prefix(const char *prefix, size_t prefixlen,
                const char *name)
 {
        size_t len = strlen(name);
-       struct ref *ref = xcalloc(1, sizeof(struct ref) + prefixlen + len + 1);
+       struct ref *ref = xcalloc(1, st_add4(sizeof(*ref), prefixlen, len, 1));
        memcpy(ref->name, prefix, prefixlen);
        memcpy(ref->name + prefixlen, name, len);
        return ref;
@@ -934,9 +935,9 @@ struct ref *copy_ref(const struct ref *ref)
        size_t len;
        if (!ref)
                return NULL;
-       len = strlen(ref->name);
-       cpy = xmalloc(sizeof(struct ref) + len + 1);
-       memcpy(cpy, ref, sizeof(struct ref) + len + 1);
+       len = st_add3(sizeof(struct ref), strlen(ref->name), 1);
+       cpy = xmalloc(len);
+       memcpy(cpy, ref, len);
        cpy->next = NULL;
        cpy->symref = xstrdup_or_null(ref->symref);
        cpy->remote_status = xstrdup_or_null(ref->remote_status);
@@ -1543,8 +1544,7 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror,
                 * branch.
                 */
                if (ref->expect_old_sha1) {
-                       if (ref->expect_old_no_trackback ||
-                           oidcmp(&ref->old_oid, &ref->old_oid_expect))
+                       if (oidcmp(&ref->old_oid, &ref->old_oid_expect))
                                reject_reason = REF_STATUS_REJECT_STALE;
                        else
                                /* If the ref isn't stale then force the update. */
@@ -1659,7 +1659,7 @@ int branch_merge_matches(struct branch *branch,
        return refname_match(branch->merge[i]->src, refname);
 }
 
-__attribute((format (printf,2,3)))
+__attribute__((format (printf,2,3)))
 static const char *error_buf(struct strbuf *err, const char *fmt, ...)
 {
        if (err) {
@@ -2107,7 +2107,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb)
                           "Your branch and '%s' have diverged,\n"
                               "and have %d and %d different commits each, "
                               "respectively.\n",
-                          theirs),
+                          ours + theirs),
                        base, ours, theirs);
                if (advice_status_hints)
                        strbuf_addf(sb,
@@ -2122,16 +2122,13 @@ static int one_local_ref(const char *refname, const struct object_id *oid,
 {
        struct ref ***local_tail = cb_data;
        struct ref *ref;
-       int len;
 
        /* we already know it starts with refs/ to get here */
        if (check_refname_format(refname + 5, 0))
                return 0;
 
-       len = strlen(refname) + 1;
-       ref = xcalloc(1, sizeof(*ref) + len);
+       ref = alloc_ref(refname);
        oidcpy(&ref->new_oid, oid);
-       memcpy(ref->name, refname, len);
        **local_tail = ref;
        *local_tail = &ref->next;
        return 0;
@@ -2296,6 +2293,8 @@ int parse_push_cas_option(struct push_cas_option *cas, const char *arg, int unse
        entry = add_cas_entry(cas, arg, colon - arg);
        if (!*colon)
                entry->use_tracking = 1;
+       else if (!colon[1])
+               hashclr(entry->expect);
        else if (get_sha1(colon + 1, entry->expect))
                return error("cannot parse expected object name '%s'", colon + 1);
        return 0;
@@ -2345,7 +2344,7 @@ static void apply_cas(struct push_cas_option *cas,
                if (!entry->use_tracking)
                        hashcpy(ref->old_oid_expect.hash, cas->entry[i].expect);
                else if (remote_tracking(remote, ref->name, &ref->old_oid_expect))
-                       ref->expect_old_no_trackback = 1;
+                       oidclr(&ref->old_oid_expect);
                return;
        }
 
@@ -2355,7 +2354,7 @@ static void apply_cas(struct push_cas_option *cas,
 
        ref->expect_old_sha1 = 1;
        if (remote_tracking(remote, ref->name, &ref->old_oid_expect))
-               ref->expect_old_no_trackback = 1;
+               oidclr(&ref->old_oid_expect);
 }
 
 void apply_push_cas(struct push_cas_option *cas,