Date: Thu, 16 Jan 1997 23:27:27 -0300 (ARST) From: Miguel Angel Sagreras <msagre@cactus.fi.uba.ar> To: Zahemszky Gabor <zgabor@CoDe.hu> Cc: FreeBSD questions <freebsd-questions@freebsd.org>, emulation@freebsd.org Subject: Re: Poll system call ... Message-ID: <Pine.BSF.3.91.970116231917.17015A-100000@cactus.fi.uba.ar> In-Reply-To: <199701161318.OAA00323@CoDe.hu>
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On Thu, 16 Jan 1997, Zahemszky Gabor wrote:
> >
> > I'm trying to port the SVR4 NetBSD emulator to FreeBSD. But I could not
> > find it in the kernel. Is anybody implementing it ?.
>
> It's an SVR4-emulator running on NetBSD, or a NetBSD-emulator on a generic
> SVR4?
>
It's SVR4-emulator running on NteBSD.
> Well, I don't know, are there any BSD-ish Unices which has poll, because it
> has ``select'' at all, and as in Stevens: Advanced Programming in the UNIX
> Environment:
BSD has no poll system call. But many BSD* has poll to do it simil SVR4.
NetBSD has sys_generic.c on sys/kern with a function sys_poll.
>
> And I think, if it's an SVR4-emulator on NetBSD, they (the NBSD team) made
> such emulation of poll, with select.
>
No, they implement it, the sys call number is 209 in the kernel
syscall.master
> Bye, Gabor
>
Miguel Angel
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