Re: postgresql in FreeBSD jails: proposal

Mischa Sandberg <mischa_sandberg@telus.net> writes:
> +               /* In a FreeBSD jail, you can't "kill -0" a postmaster
> +                * running in a different jail, so the shm seg might
> +                * still be in use. Safer to test nattch ?
> +                */
> +               if (kill(1,0) && errno == ESRCH && !PGSharedMemoryIsInUse(0,NextShmSegID))
> +                       continue;

Isn't the last part of that test backward?  If it isn't, I don't
understand what it's for at all.
        regards, tom lane