Re: 5.2 rc2 tarball now available

[Petr M. <mi...@ph...>]

>>>>> I have troubles compiling rc2 on Linux (OpenSUSE 42.2, and some Ubuntu) 
>>>>> linking fails.
>>>>> 
>>>>> It is this problem:
>>>>>      https://sourceforge.net/p/gnuplot/support-requests/196/
>>>>> 
>>>>> The workaround
>>>>>      configure --with-X11
>>>>> described above does not help, while
>>>>>      TERMLIBS="-lX11" ./configure
>>>>> let me gnuplot compile.
>>>>> 
>>>>> Can this be fixed?
>>>>
>>>>   No.  It is a bug in the configuration files distributed for libwxgtk.
>>> 
>>> Unfortunately it seems to be a wide-spread bug. It is quite embarassing 
>>> that a
>>> compile needs googling to fix it locally.
>>> 
>>> Cannot "./configure" take care of this? I.e. add the "-lX11" flag if
>>> "something"?
>> 
>> That "something" is exactly the problem.   Only some versions of
>> wxWidgets need this, and only for some configurations.   The
>> wx-config tool is supposed to tell us what libraries are needed so
>> we can link them.  But it doesn't mention X11.    So how are we to know?
>
> Actually, I think this is gnuplot's responsibility.  If I do

>Anyway, I think gnuplot configure is obligated to add -lX11, given the 
>situation.

I think that ./configure is the place for tests of compile conditions. 
There can be some simple case testing whether "-lX11" is needed or not. Is 
such a workaround possible?

---
Petr