[metapost] Limits for TEX.mp?

[Taco Hoekwater]

On 05/06/2011 12:20 AM, Brian Kell wrote:
>
> input TEX;
> beginfig(1);
> for i=1 upto 300:
> label(TEX("$x_{" & decimal(i) & "}$"), (0,0));
> endfor
> endfig;
>
> In this case I get 122 successful iterations, but the "Unable to make
> mpx file" error occurs on the 123rd iteration, which is exactly where I
> see the problem in my original file.

It looks like metapost is running out of open file handles.
(I see the same effect on linux but only after 506 iterations,
which happens to match 1024 open file handles). I'll investigate
this further in the weekend.

Best wishes,
Taco