Re: demos

[Daniel J S. <dan...@ie...>]

Ethan Merritt wrote:
> On Friday 04 August 2006 10:12 am, Daniel J Sebald wrote:
> 
>>Ethan Merritt wrote:
>>
>>>On Friday 04 August 2006 09:43 am, Daniel J Sebald wrote:
>>>
>>>>First, could this
>>>>"gnuplot-defined variables" be made a permanent thing?
>>>
>>>I do not understand the question.
>>
>>You said: "Of course, this requires that string variables are
>>configure in (now the default)."  But string vars are something
>>different.  The GPVAL_VERSION is always present then and can't be
>>configured out of gnuplot some how?  (I haven't followed the GPVAL_
>>threads.)
> 
> 
> I still don't understand the question.
> 
> GPVAL_VERSION is a floating point number, and is always defined.
> 
> But GPVAL_COMPILE_OPTIONS is a string, so it can only
> be loaded into a variable if string support is configured.

RIght, I sort of figured that out when I thought twice about "string" qualifier.  The GPVAL_VERSION is always present.  So the user can do a print(GPVAL_VERSION) and get the value back.


>>That helps a little bit in the sense that it weeds out a lot.  But it
>>still isn't at the command line...
> 
> 
> Er, then what do you mean by "command line"?

I guess I meant the "gnuplot prompt".  Slightly different ways of getting the same thing.  But both ways are available, so whichever method a programmer might prefer is currently available.  Good.

Dan