+
+ if (format->is_text_printer)
+ printf (")");
+
+ format->end (format);
+ format->end (format);
+ format->separator (format);
+ }
+
+ notmuch_thread_destroy (thread);
+ }
+
+ format->end (format);
+
+ return 0;
+}
+
+static mailbox_t *
+new_mailbox (void *ctx, const char *name, const char *addr)
+{
+ mailbox_t *mailbox;
+
+ mailbox = talloc (ctx, mailbox_t);
+ if (! mailbox)
+ return NULL;
+
+ mailbox->name = talloc_strdup (mailbox, name);
+ mailbox->addr = talloc_strdup (mailbox, addr);
+ mailbox->count = 1;
+
+ return mailbox;
+}
+
+static int
+mailbox_compare (const void *v1, const void *v2)
+{
+ const mailbox_t *m1 = v1, *m2 = v2;
+ int ret;
+
+ ret = strcmp_null (m1->name, m2->name);
+ if (! ret)
+ ret = strcmp (m1->addr, m2->addr);
+
+ return ret;
+}
+
+/* Returns true iff name and addr is duplicate. If not, stores the
+ * name/addr pair in order to detect subsequent duplicates. */
+static bool
+is_duplicate (const search_context_t *ctx, const char *name, const char *addr)
+{
+ char *key;
+ GList *list, *l;
+ mailbox_t *mailbox;
+
+ list = g_hash_table_lookup (ctx->addresses, addr);
+ if (list) {
+ mailbox_t find = {
+ .name = name,
+ .addr = addr,
+ };
+
+ l = g_list_find_custom (list, &find, mailbox_compare);
+ if (l) {
+ mailbox = l->data;
+ mailbox->count++;
+ return true;
+ }
+
+ mailbox = new_mailbox (ctx->format, name, addr);
+ if (! mailbox)
+ return false;
+
+ /*
+ * XXX: It would be more efficient to prepend to the list, but
+ * then we'd have to store the changed list head back to the
+ * hash table. This check is here just to avoid the compiler
+ * warning for unused result.
+ */
+ if (list != g_list_append (list, mailbox))
+ INTERNAL_ERROR ("appending to list changed list head\n");
+
+ return false;
+ }
+
+ key = talloc_strdup (ctx->format, addr);
+ if (! key)
+ return false;
+
+ mailbox = new_mailbox (ctx->format, name, addr);
+ if (! mailbox)
+ return false;
+
+ list = g_list_append (NULL, mailbox);
+ if (! list)
+ return false;
+
+ g_hash_table_insert (ctx->addresses, key, list);
+
+ return false;
+}
+
+static void
+print_mailbox (const search_context_t *ctx, const mailbox_t *mailbox)
+{
+ const char *name = mailbox->name;
+ const char *addr = mailbox->addr;
+ int count = mailbox->count;
+ sprinter_t *format = ctx->format;
+ InternetAddress *ia = internet_address_mailbox_new (name, addr);
+ char *name_addr;
+
+ /* name_addr has the name part quoted if necessary. Compare
+ * 'John Doe <john@doe.com>' vs. '"Doe, John" <john@doe.com>' */
+ name_addr = internet_address_to_string (ia, NULL, false);
+
+ if (format->is_text_printer) {
+ if (ctx->output & OUTPUT_COUNT) {
+ format->integer (format, count);
+ format->string (format, "\t");
+ }
+ if (ctx->output & OUTPUT_ADDRESS)
+ format->string (format, addr);
+ else
+ format->string (format, name_addr);
+ format->separator (format);
+ } else {
+ format->begin_map (format);
+ format->map_key (format, "name");
+ format->string (format, name);
+ format->map_key (format, "address");
+ format->string (format, addr);
+ format->map_key (format, "name-addr");
+ format->string (format, name_addr);
+ if (ctx->output & OUTPUT_COUNT) {
+ format->map_key (format, "count");
+ format->integer (format, count);
+ }
+ format->end (format);
+ format->separator (format);
+ }
+
+ g_object_unref (ia);
+ g_free (name_addr);
+}
+
+/* Print or prepare for printing addresses from InternetAddressList. */
+static void
+process_address_list (const search_context_t *ctx,
+ InternetAddressList *list)
+{
+ InternetAddress *address;
+ int i;
+
+ for (i = 0; i < internet_address_list_length (list); i++) {
+ address = internet_address_list_get_address (list, i);
+ if (INTERNET_ADDRESS_IS_GROUP (address)) {
+ InternetAddressGroup *group;
+ InternetAddressList *group_list;
+
+ group = INTERNET_ADDRESS_GROUP (address);
+ group_list = internet_address_group_get_members (group);
+ if (group_list == NULL)
+ continue;
+
+ process_address_list (ctx, group_list);