>> Sure it is safe--that's what immediate_quit will do in the signal handler.
> But the OP's backtrace seem to indicate that it runs elisp code (via
> process filters). Does immediate_quit do that as well?
> Normally not, but I can think of one way that quitting could do this.
> Namely, if it runs an unwind-protect cleanup form. I suspect that is
> how ange-ftp-del-tmp-name got called. I don't know if it is used in
> an unwind-protect cleanup, but it would be natural if it were.
Oh, yes, now it makes sense. And it is indeed safe since it's actually
not "within re-search-forward": re-search-forward is still on the backtrace
but we won't return to it since we'll longjmp over it instead.
Funnily I had never seen such a backtrace before.
Stefan
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