Re: Catch arbitrary signal and throw it later in C

[Po Lu <luangruo@yahoo.com>]

Yuan Fu <casouri@gmail.com> writes:

> Thanks, this is very clear and helpful. So the signal routine will
> unwind the pdl and run my cleanup function, right? And if no signal
> happens, my cleanup function is removed from the pdl by unbind_to.

The cleanup function is still run in that case.  If you don't want it to
be run, you have to call:

  clear_unwind_protect (count);

prior to calling `unbind_to'.