From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Michael Albinus Newsgroups: gmane.emacs.devel Subject: Re: [dbus] type errors Date: Mon, 03 Dec 2012 19:51:57 +0100 Message-ID: <87pq2rhstu.fsf@gmx.de> References: <87pq2rkoex.fsf@fimbulvetr.bsc.es> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1354560756 20414 80.91.229.3 (3 Dec 2012 18:52:36 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 3 Dec 2012 18:52:36 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Dec 03 19:52:49 2012 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Tfb8K-0000pI-Vf for ged-emacs-devel@m.gmane.org; Mon, 03 Dec 2012 19:52:49 +0100 Original-Received: from localhost ([::1]:57506 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tfb89-0000x3-Ag for ged-emacs-devel@m.gmane.org; Mon, 03 Dec 2012 13:52:37 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:59946) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tfb7h-0007ym-TA for emacs-devel@gnu.org; Mon, 03 Dec 2012 13:52:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Tfb7d-0005YL-Pi for emacs-devel@gnu.org; Mon, 03 Dec 2012 13:52:09 -0500 Original-Received: from mailout-de.gmx.net ([213.165.64.23]:56897) by eggs.gnu.org with smtp (Exim 4.71) (envelope-from ) id 1Tfb7d-0005Y8-FG for emacs-devel@gnu.org; Mon, 03 Dec 2012 13:52:05 -0500 Original-Received: (qmail invoked by alias); 03 Dec 2012 18:52:03 -0000 Original-Received: from p57BB96B6.dip0.t-ipconnect.de (EHLO detlef.gmx.de) [87.187.150.182] by mail.gmx.net (mp019) with SMTP; 03 Dec 2012 19:52:03 +0100 X-Authenticated: #3708877 X-Provags-ID: V01U2FsdGVkX19vp+ATDjVviyy2KgcfLEAaEA2l/Z5QPZmwrrXn5H UamI4DFJtK6H85 In-Reply-To: <87pq2rkoex.fsf@fimbulvetr.bsc.es> (=?utf-8?Q?=22Llu=C3=ADs?= =?utf-8?Q?=22's?= message of "Mon, 03 Dec 2012 12:59:02 -0500") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) X-Y-GMX-Trusted: 0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 213.165.64.23 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:155202 Archived-At: Llu=C3=ADs writes: > Hi there, Hi, > I've been trying to register a dbus method which is supposed to return a = list of > elements with the following dbus signature: sssbxxa{sv} (method "GetEvent= s" in > "org.gnome.Shell.CalendarServer"). You mean you wrote an own handler which reacts on "org.gnome.Shell.CalendarServer.GetEvents"? > When returning the results, a backtrace pops up with the following error = for > the "b" argument): > > Debugger entered--Lisp error: (wrong-type-argument D-Bus 63490176000) > dbus-message-internal(2 :session ":1.15" 18130 ...) > apply(dbus-message-internal 2 :session ":1.15" 18130 (...)) > dbus-method-return-internal(:session ":1.15" 18130 ...) > apply(dbus-method-return-internal :session ":1.15" 18130 (...)) Boolean requests values `t' or `nil'. Not an integer. > And for the "x" argument: > > (wrong-type-argument D-Bus 63490176000) Per default, UINT32 is assumed. If you want to return INT64, you must specify the type for that value. Something like ... :int64 63490176000 ... > According to the docs in `dbus', these objects should be automatically > translated to their dbus counterparts (at least on `dbus-call-method'). The signature of a method is not analyzed in dbus.el. That's why you must always specify the correct type, if you want to have something different but the default type. See (info "(dbus)Type Conversion") > Thanks, > Lluis Best regards, Michael.