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Message-ID: <42908DA6.8030709@familiehaase.de>
Date: Sun, 22 May 2005 15:48:22 +0200
From: "Gerrit P. Haase" <gerrit AT familiehaase DOT de>
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To: "Gerrit P. Haase" <gerrit AT familiehaase DOT de>
CC: cygwin AT cygwin DOT com
Subject: Re: Is pthread_attr_setschedparam() not supported?
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Gerrit P. Haase wrote:

> Corinna Vinschen wrote:
> 
>> On May 22 15:04, Gerrit P. Haase wrote:
>>
>>> And why is this in /usr/include/sys/features.h:87 then:
>>> # define _POSIX_THREAD_PRIORITY_SCHEDULING    1
>>> ?
>>
>>
>>
>> Yup, you're right, I just replied without looking into the source first
>> (which, btw., is always a good way of figuring stuff out by yourself,
>> really).
>>
>> pthread_attr_setschedparam is supported and ENOTSUPP is returned if the
>> sched_priority member is not in the range -14 - 15.
> 
> 
> What is the difference between 14 and 15?  I see in the NSRP source that
> it is hardcoded to 10 for Neutrino systems, what do you think is better,
> set it to 14 or to 15?

Actually it is the NSPR - Netscape Portable Ryntime.  I guess one of the
two values indicates a higher priority, anyway, if I hardcode the return
value it should be the same to define it with 14 or 15.

Gerrit
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