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Article View: comp.soft-sys.andrew
Article #1785

Re: message queue with ATK

#1785
From: Zalman Stern
Date: Wed, 18 Nov 1992 19:35
25 lines
1737 bytes
In article <gf2ZSdw91Jbd17dlp5@rchland.ibm.com> tinglett+@rchland.ibm.com  
(Todd Inglett) writes:
> Excerpts from ext.misc.info-andrew: 17-Nov-92 Re: messagequeue with ATK
> Zalman Stern@decwrl.dec. (1573)
> 
> > The namespace for System V message queues is disjoint from the file
> > descriptor namespace. They do not work with select and hence donot fit  
into
> ATK interaction model.
> 
> This may be true in general, but be sure to look closely at the
> selectcall on your system.  In AIX, for example, the first argument to
> selectindicates how many file descriptors and message queues are
> specified in theother arguments.  The lower 16 bits of the first
> argument specify the # offiles and the upper 16 bits specify the # of
> message queues.  Because it wouldbe impossible to specify 64535 file
> descriptors (AIX has a limit of around2000 or so), it is completely
> compatible with the `old' select.

It is best to ignore braindamage like this. Shooting the person responsible  
might make you feel better, but is generally not worth the consequences.
--
Zalman Stern		   zalman@adobe.com		    (415) 962 3824
Adobe Systems, 1585 Charleston Rd., POB 7900, Mountain View, CA 94039-7900
  "Yeah. Ask 'em if they'll upgrade my shifters too." Bill Watterson
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Message-ID: <1992Nov18.193547.27977@adobe.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!sgiblab!swrinde!elroy.jpl.nasa.gov!decwrl!adobe!usenet
References: <gf2ZSdw91Jbd17dlp5@rchland.ibm.com>

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Newsgroups: comp.soft-sys.andrew
Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!sgiblab!swrinde!elroy.jpl.nasa.gov!decwrl!adobe!usenet
From: zstern@adobe.com (Zalman Stern)
Subject: Re: message queue with ATK
Message-ID: <1992Nov18.193547.27977@adobe.com>
Sender: usenet@adobe.com (USENET NEWS)
Organization: Adobe Systems Incorporated
References: <gf2ZSdw91Jbd17dlp5@rchland.ibm.com>
Date: Wed, 18 Nov 1992 19:35:47 GMT
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