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From: Ramakrishnan Muthukrishnan <vu3rdd@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] 9atom install error
Date: Thu, 26 Jun 2014 12:51:22 +0530	[thread overview]
Message-ID: <CAA6Yd9WOF0R2T9GhFBJ8dwBU=yCkzuLFFTqrXKsaRuecTwyWQA@mail.gmail.com> (raw)
In-Reply-To: <681eaf1b4ab51dffe048828421eb9801@ladd.quanstro.net>

On Thu, Jun 26, 2014 at 8:57 AM, erik quanstrom <quanstro@quanstro.net> wrote:
>> I noticed this on a fresh install from the usbinstamd64.bz2 downloaded
>> today. I am typing the error. The error is while it is compiling the
>> amd64 programs..
>>
>> [...]
>> mk syscall
>> sed '/#define...
>> ....
>> 6c -I/sys/src/libc/9syscall -FTVw syscall.c
>> tab.h:52 syscall.c:34 name not declared: _nsec
>> mk: 6c -I/sys ... : exit status=rc 20800: 6c 20802: error
>> mk: for(i in 1a ... : exit status=rc 9085: rc 20789: mk 20792: error
>> mk: test -e ... error
>> mk: date for (i ... : ... error
>> halt system? ...
>
> ok.  there must have been version skew.  i rebuilt everything.  but i'm traveling, so i didn't
> do any sanity checking.

I downloaded a fresh usbinstamd64.bz2 today but am getting the same
results. Don't bother, I have a virtual machine install that I can
play with.

> _nsec is just for binary compatability with the nsec system call.  i'm still
> unconvinced, but i don't want to introduce an incompatability like that either.
>
> by the way, one of the least attractive things about an nsec system call is
> high frequency high precision timing would be much better off with a
> relative clock that is not adjusted.  cf. the linux leap second fiasco.
> TSC is probablly ideal for this on intel machines.
>
> - erik
>



      reply	other threads:[~2014-06-26  7:21 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-25  8:05 Ramakrishnan Muthukrishnan
2014-06-26  3:27 ` erik quanstrom
2014-06-26  7:21   ` Ramakrishnan Muthukrishnan [this message]

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