> Jim Bloom <bl...@acm.org> wrote:
> >
> >A signal handler is not guaranteed to work.  It must be written such that it
> >does not require a new page of memory.  Some possible problems here are the
> >stack growing, writing on a new page in the data segment, etc.
> man sigaltstack

That doesn't help; there is no guarantee that your stack or your 
alternate stack have been mapped.

\\  Sometimes you're ahead,       \\  Mike Smith
\\  sometimes you're behind.      \\  m...@smith.net.au
\\  The race is long, and in the  \\  msm...@freebsd.org
\\  end it's only with yourself.  \\  msm...@cdrom.com

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