run2.exe segfaults when GDI and X11 elements are present

[Charles Wilson]

Charles Wilson wrote:
> NOW I see the coredump -- which is occurring inside the xml parsing
> subroutines. I *HOPE* this is an entirely different bug than the one
> that started this thread.
>
> I'll followup with another message after I start debugging the new
> test1.xml coredump.

This was an unsigned underflow error. Both i and buffer->buf_used are
unsigned:

     for (i = 0; i < buffer->buf_used - 3; i++, p++)

Imagine what happens when buffer->buf_used is "2". Fixed in r26.

Now, back to test.xml with DISPLAY unset...which I can reproduce. Should
be an easy fix.

--
Chuck

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