Re: scm_wrong_num_args

[Marius Vollmer]

"Dale P. Smith" <address@hidden> writes:

> Also, when an error occurs the ports are swapped back so that the
> error handling function's input and output ports were at the time of
> the load call, not at the time of the error.  I'm talking about the
> handler you pass to gh_eval_file_with_catch.  There is no way (that
> I know of) to recover the input port so you can find the line and
> column number of the error.

Yes, more generally: in what context should error handlers execute?  I
think they should execute in the dynamic context of the error (with
the list of active handlers suitably adjusted).  However,
`unwind-protect' handlers should be run in the dynamic context of the
unwind-protect form.