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bug#12834: 24.3.50; OS X selecting a font can lock Emacs
From: |
Ivan Andrus |
Subject: |
bug#12834: 24.3.50; OS X selecting a font can lock Emacs |
Date: |
Sat, 17 Nov 2012 21:37:31 +0100 |
Well it went from being 100% reproducible to only about 10%. Although I
haven't tested it exhaustively, it seems to only be a problem when I type in
some ridiculously large font size e.g. 7000. So I think it's probably not
really an issue.
-Ivan
On Nov 17, 2012, at 4:29 PM, Jan Djärv <jan.h.d@swipnet.se> wrote:
> Hello.
>
> I can reproduce it sometimes, but not most of the times. Anyway, I made
> another checkin in the emacs-24 branch. Please try it.
>
> Jan D.
>
> 14 nov 2012 kl. 10:39 skrev Ivan Andrus <darthandrus@gmail.com>:
>
>> On Nov 14, 2012, at 7:08 AM, Jan Djärv <jan.h.d@swipnet.se> wrote:
>>
>>> Hello.
>>>
>>> 13 nov 2012 kl. 19:40 skrev Ivan Andrus <darthandrus@gmail.com>:
>>> On Nov 13, 2012, at 4:19 PM, Jan Djärv <jan.h.d@swipnet.se> wrote:
>>>>> Which version did you build? Are you sure you built the emacs-24 branch,
>>>>> not trunk?
>>>>
>>>> To be honest I'm not entirely sure how to figure that out. Every time I
>>>> think I understand bzr it doesn't do what I think. Anyway, updating on
>>>> the branch I get
>>>>
>>>> $ bzr pull
>>>> Using saved parent location: bzr://bzr.savannah.gnu.org/emacs/emacs-24/
>>>>
>>>>
>>>> No revisions or tags to pull.
>>>>
>>>>
>>>>
>>>> In src/nsterm.m I see
>>>>
>>>> 303 static void
>>>> 304 hold_event (struct input_event *event)
>>>> 305 {
>>>> 306 if (hold_event_q.nr == hold_event_q.cap)
>>>> 307 {
>>>> 308 if (hold_event_q.cap == 0) hold_event_q.cap = 10;
>>>> 309 else hold_event_q.cap *= 2;
>>>> 310 hold_event_q.q = (struct input_event *)
>>>> 311 xrealloc (hold_event_q.q, hold_event_q.cap * sizeof
>>>> (*hold_event_q.q));
>>>> 312 }
>>>> 313
>>>> 314 hold_event_q.q[hold_event_q.nr++] = *event;
>>>> 315 /* Make sure ns_read_socket is called, i.e. we have input. */
>>>> 316 kill (0, SIGIO);
>>>> 317 }
>>>>
>>>> which I think is the required change. I still see the problem. When I
>>>> run under gdb I am unable to interrupt the process with Ctrl-C once it has
>>>> stopped responding. I'm afraid I'm not sure how to help debug it
>>>> otherwise. Sending SIGIO manually doesn't cause it to become responsive.
>>>
>>> That is the fix. Sending SIGIO manually is pointless. I can not reproduce
>>> the error anymore, so make sure you did make install, and give the exact
>>> steps you did to encounter the bug, starting from -Q.
>>
>> I ran make install to be sure.
>>
>> ./nextstep/Emacs.app/Contents/MacOS/Emacs -Q
>>
>> Interestingly this opens ~/.emacs.d/abbref_defs which had an error on my
>> machine. Is this expected with -Q? Anyway, it's probably not relevant to
>> the discussion at hand since I see the same behaviour if I move .emacs.d
>> entirely.
>>
>> Then I run `menu-set-font', either from the menu or with C-x C-e. I can
>> change the font and the size freely. Then I click in the "Size" text box.
>> A few times this hasn't caused problems, but usually it causes Emacs to stop
>> responding. The font panel still responds, but nothing changes in terms of
>> the font displayed and it doesn't register typing etc. FWIW, I added a
>> printf to hold_event and it gets called 3 times when I click on anything
>> other than the text box, but only twice when I click on the text box.
>>
>> Thanks for looking into this. I'm running 10.8.2 with home brew installed
>> with the latest XCode installed. I recently upgraded from 10.6.8. I'm not
>> sure what else might be at play.
>>
>> -Ivan
>
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Ivan Andrus, 2012/11/08
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Jan Djärv, 2012/11/13
- Message not available
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Jan Djärv, 2012/11/13
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Ivan Andrus, 2012/11/13
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Eli Zaretskii, 2012/11/13
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Jan Djärv, 2012/11/14
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Ivan Andrus, 2012/11/14
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Jan Djärv, 2012/11/17
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs,
Ivan Andrus <=
- bug#12834: 24.3.50; OS X selecting a font can lock Emacs, Jan Djärv, 2012/11/18