Re: server-side extension in c++

Bruce Momjian wrote:
> Peter Geoghegan wrote:
> > >> I would have
> > >> imagined that ultimately, the call to the Pg C function must return,
> > >> and therefore cannot affect stack unwinding within the C++ part of the
> > >> program.
> > >
> > > That's the whole point; a longjmp breaks the call chain, and the
> > > guarantee that eventually the stack will unwind as functions return.
> > 
> > Yes, but my point was that if that occurs above the C++ code, it will
> > never be affected by it. We have to longjmp() *over* C++ code before
> > we have a problem. However, Bruce has answered the question of whether
> > or not that happens - it does, so I guess it doesn't matter.
> 
> Yes.  I have updated the C++ doc patch to call it a "distant"
> longjump().

Applied.

-- 
  Bruce Momjian          http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + None of us is going to be here forever. +