>We have to assign PGSEMMAGIC small enough to ensure that it won't fall
>foul of SEMVMX, but that probably isn't a big problem. A more serious
>potential portability issue is that some implementations might not
>support the semctl(GETPID) operation (ie, get PID of last process that
>did a semop() on that semaphore). It seems like a pretty basic part
>of the SysV semaphore functionality to me, but ... Anyone know of any
>platforms where that's missing?
The beos SysV emulation does not support this call. But, as it's done today,
adding it should be easy.
cyril
>
> regards, tom lane
>
