bug#20921: 25.0.50; `tabulated-list-print' bad logic

[Artur Malabarba <bruce.connor.am@gmail.com>]

Should be fixed now.

2015-06-29 1:18 GMT+01:00 Artur Malabarba <bruce.connor.am@gmail.com>:
>
> On Jun 28, 2015 9:46 PM, "Drew Adams" <drew.adams@oracle.com> wrote:
>>
>> This new code seems quite wrong to me:
>>
>> (and remember-pos
>>      (when (eq (window-buffer) (current-buffer))
>>        (setq window-line (count-screen-lines (window-start) (point))))
>>      (setq entry-id (tabulated-list-get-id))
>>      (setq saved-col (current-column)))
>> So that test fails, and none of the variables get assigned
>> values.  This makes no sense to me.
>
> Yes, that's wrong. The window logic should come last, so as to not prevent
> the other variables.
>
>> When code calls `tabulated-list-print', the current buffer must pretty
>> much always be the buffer that will get the tabulated list.  Why the
>> comparison with `window-buffer', which could be anything and which in
>> most cases will *not* be the tabulated-list buffer?
>>
>> This new code looks like it might be a misguided hack to try to deal
>> with the new parameter UPDATE.  Not ready for prime time, I think.
>
> No.
> IIRC, it was necessary because of async refreshing in package.el. It makes
> no sense to store the screen line if current window is not displaying that
> buffer.
> As I said above, blocking the other two variables was unintentional.
>
> I can do that tomorrow if nobody beats me to it.