Re: Can't make TODO dependencies work

[Carsten Dominik <dominik@science.uva.nl>]

On Feb 1, 2009, at 7:23 PM, John Rakestraw wrote:

> On Sun, 1 Feb 2009 19:03:46 +0100
> Carsten Dominik <dominik@science.uva.nl> wrote:
>
>>> This is misleading. I realized that dependencies *do* work
>>> consistently
>>> in the minimal configuration. With the header line in the test
>>> file, I can change the main task from TODO to STARTED (or to any of
>>> the other non-done states), but I'm blocked from changing it to
>>> DONE.
>>
>> This is how it should be.
>
> I agree -- that's why I apologized for introducing that point.
>>
>>> But they still don't work with my usual configuration.
>>
>> Well, if the value of org-blocker-hook is nil in this case, I
>> am not surprised!   Why is it nil?  If you set the
>> org-enforce... variables, the hook should be filled
>> with the two functions.
>
> I don't know why it's nil. However, I've discovered a bit more. It
> seems that the problem is that my settings in my org-config file:
>
> (setq org-enforce-todo-dependencies t)
> (setq org-agenda-dim-blocked-tasks 'invisible)
> (setq org-enforce-todo-checkbox-dependencies t)
>
> didn't prompt the required change in the value of org-blocker-hook.
> With these lines in my org config file, the values of the three
> variables are as expected, but the value of org-blocker-hook remains
> nil, even if I stop and re-start emacs.

You need to set these variables before org.el is loaded.

- Carsten


>
>
> When I change the value of org-enforce-todo-dependencies using
> customize, then the value of org-blocker-hook is what it should be,  
> and
> the dependencies work, even if I stop and re-start emacs.
>
> So presumably something else in my config file is keeping
> org-blocker-hook from being re-set?
>
> I'd prefer not to use the customize function, so I'd hoped to set it  
> in
> my config file.
>
> Thanks, and apologies for not sorting through this a bit more before
> the initial post.
>
> --John
>
>