Re: [Gnuplot-info] plot and splot with vectors

[Lars H. <lhe...@us...>]

> I did some investigating in the meantime.  Turns out this is an utter 
> mess, created by about 4 separate attempts at getting option parsing for 
> 'with vectors' to work piled on top of each other.
> 
> The core problem is that the '{s}plot' parser now only initializes the 
> relevant data structure for the arrows in a part of the 'while still 
> some command-line text left to parse' that is never reached in the
> above case.  For gnuplot-beta readers: default_arrow_style() is never 
> called if "with vectors" is the last thing on the plot commands line, 
> and "arrow_parse()" doesn't initialize anything either.

 {s}plot needs to be moved to table-based parsing to be brought in line
 with the rest of the code, see the comments in tables.c.