Re: problem with "set x11 {size WW,HH} {position XX,YY}"

[Ben A. <bpa...@ma...>]

On Dec 29, 2008, at 6:05 PM, Ethan Merritt wrote:

> On Monday 29 December 2008 14:36:53 Ben Abbott wrote:
>>
>> On Dec 29, 2008, at 12:15 AM, Ethan A Merritt wrote:
>>
>>> Well, if someone can figure out which bit of code in gplt_x11.c is
>>> getting called erroneously in your original trials, I'd be happy to
>>> help design a fix for it.  But since I can't reproduce the problem
>>> here,
>>> I am entirely dependent on someone else to pin down the precise  
>>> source
>>> of the error.
>>
>>
>> I asked for some help on Octave's mail list. The relevant portion  
>> of a
>> response is below
>>
>> On Dec 29, 2008, at 4:54 PM, Thomas Treichl wrote:
>>
>>> I started the debugger and did 'gnuplot> load "simple_example.gp"'
>>> once again and I cannot see the problem. The reason now might be
>>> that somewhere we have some kind of *timing* problem, ie. if the
>>> commands are typed in per hand then this is 'slow' enough that the
>>> window is not resized - the same happens if I run the program with
>>> the debugger. The debugger needs some time for each line and that's
>>> already enough so that the resizing problem doesn't appear. This
>>> also means that we don't get any further with debugging as we cannot
>>> see the problem if we use gdb. I'm currently out of ideas how we can
>>> track for this problem...
>>
>> So the window grows when gnuplot form the command line and my example
>> is loaded, but does not when run in the debugger.
>>
>> I checked Thomas' hypothesis by placing a "pause(0.1)" after each
>> plot, and the window did not grow.
>
> Yuck. "timing problem" is a symptom, not a cause.
> Nevertheless, please test the following one-line workaround.
> If this fixes it then we can wrap it in some OSX-specific conditional
> test and a comment explaining that it is just an empirical hack for
> a timing problem.
>
> --- gnuplot/src/term.c  2008-12-12 13:06:13.000000000 -0800
> +++ gnuplot-cvs/src/term.c      2008-12-29 15:01:26.000000000 -0800
> @@ -822,6 +822,7 @@ term_end_multiplot()
>      * eventually statusline */
>     mouse_setting.on = save_mouse_state;
>     UpdateStatusline();
> +    usleep(100);
> #endif
> }

Unfortunately, the window continues to grow.

Ben