From patchwork Mon Jan 28 16:18:44 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Andreas_F=C3=A4rber?= X-Patchwork-Id: 216244 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 2D1E22C0094 for ; Tue, 29 Jan 2013 03:38:04 +1100 (EST) Received: from localhost ([::1]:43787 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzric-0007mz-Br for incoming@patchwork.ozlabs.org; Mon, 28 Jan 2013 11:38:02 -0500 Received: from eggs.gnu.org ([208.118.235.92]:60255) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TzrQj-0004Nk-Sx for qemu-devel@nongnu.org; Mon, 28 Jan 2013 11:20:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TzrQb-0002Ou-Jg for qemu-devel@nongnu.org; Mon, 28 Jan 2013 11:19:33 -0500 Received: from cantor2.suse.de ([195.135.220.15]:43587 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TzrQb-0002Of-AT for qemu-devel@nongnu.org; Mon, 28 Jan 2013 11:19:25 -0500 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id D6DC9A5255; Mon, 28 Jan 2013 17:19:24 +0100 (CET) From: =?UTF-8?q?Andreas=20F=C3=A4rber?= To: qemu-devel@nongnu.org Date: Mon, 28 Jan 2013 17:18:44 +0100 Message-Id: <1359389934-16663-28-git-send-email-afaerber@suse.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1359389934-16663-1-git-send-email-afaerber@suse.de> References: <1359389934-16663-1-git-send-email-afaerber@suse.de> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x X-Received-From: 195.135.220.15 Cc: =?UTF-8?q?Andreas=20F=C3=A4rber?= , Anthony Liguori Subject: [Qemu-devel] [PATCH 27/37] qom: Introduce object_class_is_abstract() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This lets a caller check if an ObjectClass as returned by, e.g., object_class_by_name() is instantiatable. Signed-off-by: Andreas Färber Cc: Anthony Liguori --- include/qom/object.h | 8 ++++++++ qom/object.c | 5 +++++ 2 Dateien geändert, 13 Zeilen hinzugefügt(+) diff --git a/include/qom/object.h b/include/qom/object.h index 8e16ea8..48e80ba 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -691,6 +691,14 @@ ObjectClass *object_class_get_parent(ObjectClass *klass); const char *object_class_get_name(ObjectClass *klass); /** + * object_class_is_abstract: + * @klass: The class to obtain the abstractness for. + * + * Returns: %true if @klass is abstract, %false otherwise. + */ +bool object_class_is_abstract(ObjectClass *klass); + +/** * object_class_by_name: * @typename: The QOM typename to obtain the class for. * diff --git a/qom/object.c b/qom/object.c index 03e6f24..e200282 100644 --- a/qom/object.c +++ b/qom/object.c @@ -501,6 +501,11 @@ ObjectClass *object_get_class(Object *obj) return obj->class; } +bool object_class_is_abstract(ObjectClass *klass) +{ + return klass->type->abstract; +} + const char *object_class_get_name(ObjectClass *klass) { return klass->type->name;