Re: EINTR in ftruncate()

Alvaro Herrera <alvherre@alvh.no-ip.org> writes:
> ISTM it would be cleaner to patch PG_SETMASK to have a second argument
> and to return the original mask if that's not NULL.  This is more
> invasive, but there aren't that many callsites of that macro.

[ shoulda read your message before replying ]

Given that this needs back-patched, I think changing PG_SETMASK
is a bad idea: there might be outside callers.  However, we could
add another macro with the additional argument.  PG_GET_AND_SET_MASK?

            regards, tom lane