Re: [Gnuplot-info] Gnuplot 5.1 Warning and Incorrect Plot

[Thomas D. D. <to...@sp...>]

On 07/10/15 12:41, Ethan Merritt wrote:
> On Fri, Jul 10, 2015 at 11:53 AM, Thomas D. Dean <to...@sp...> wrote:
>> On 07/10/15 11:34, Ethan Merritt wrote:
>>
>>>
>>> A pointer to the discussion and proposed fix would be sufficient.
>>
>>
>>
>> discussion, among others:
>>
>> http://comments.gmane.org/gmane.comp.graphics.gnuplot.user/7933
>
> That was a different problem altogether.  The executable was installed
> in the wrong directory.
>
>> http://gnuplot.10905.n7.nabble.com/Reworked-qt-terminal-is-much-faster-and-fails-to-work-on-Mac-td17949i60.html
>>
>> Daniel J Sebald proposed a patch.
>>
>> https://sourceforge.net/p/gnuplot/patches/653/
>>
>> for cleaning up the linking and waiting for gnuplot_qt socket
>>
>> I am not sure this patch is a fix.
>
> That patch was a non-starter because it totally broke on OSX and
> basically just papered over the symptom by not checking for a problem
> with the font request - so no error message but also the font +
> scaling was still messed up if the system didn't respond in time.
>
> I remain dubious that this is really a problem on the gnuplot end.
> The font request really is delayed or late, which points to an issue
> with font configuration at the operating system level. The identical
> gnuplot code works fine on other linux machines.  That doesn't rule
> out the possibility that something could be done in gnuplot to reduce
> the chance of triggering an error in the font support, but so far I
> have not seen a plausible suggestion as to what that change might be.
>
> Out of curiousity, are you using Qt4 or Qt5?  Which exact version?
>
>

I am using qt4.  QtCore does not seem to exist in the Ubuntu 14.04 
packages for qt5.

 > lrelease-qt4 -version
lrelease version 4.8.6

This seems to be related to qt.  See my previous message about set terminal.

Tom Dean