From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Goldman Subject: Re: Possible bug in ordered tasks Date: Fri, 25 Jun 2010 08:23:09 -0500 Message-ID: <4C24ADBD.3090204@sift.info> References: <4C1B93D4.1050000@sift.info> <4264D53A-92CE-43C1-A7CC-5526DDD90BC4@gmail.com> Reply-To: rpgoldman@sift.info Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from [140.186.70.92] (port=54596 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OSD1m-0004nW-2f for emacs-orgmode@gnu.org; Fri, 25 Jun 2010 13:49:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OS8sF-0005k0-Ln for emacs-orgmode@gnu.org; Fri, 25 Jun 2010 09:23:16 -0400 Received: from mpls.sift.info ([75.146.46.193]:53651) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OS8sF-0005jT-I2 for emacs-orgmode@gnu.org; Fri, 25 Jun 2010 09:23:15 -0400 In-Reply-To: <4264D53A-92CE-43C1-A7CC-5526DDD90BC4@gmail.com> List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org To: Carsten Dominik Cc: Org Mode On 6/25/10 Jun 25 -2:03 AM, Carsten Dominik wrote: > Hi Robert, > > On Jun 18, 2010, at 5:42 PM, Robert Goldman wrote: > >> I have found what I believe to be a bug in handling ordered subtasks. >> Here is the behavior: >> >> I have a top level set of tasks that is ordered. >> >> One of the outline items below the top level set is a grab bag of tasks >> that will be performed in parallel. So this task is NOT ordered >> (ORDERED: nil). >> >> The problem is that the blocking behavior from ordered tasks seems to be >> inherited from the top level task list into the second level of the >> outline, even though the ORDERED property at the second level is >> explicitly overridden. >> >> I am attaching an org file that displays this issue. To see the >> problem, put your cursor on the "Bar" task and attempt to change its >> status to DONE. > > The problem here is that the value of the ORDERED property is the string > "nil", and that is of course not nil! > > I have introduced a special case to have "nil" interpreted as nil here, > because your use case makes a lot of sense. Oh, dear. That makes perfect sense, now that I think of it. Question: what is the proper way to get a NIL into a property? Are we to use () instead of "nil"? Or are property values always interpreted as strings? Apologies in advance if this is a stupid question! thanks!