Article View: comp.sys.powerpc
Article #2385Re: Ask yourself these before you choosing a 32bit OS...
From: Christopher C. Wood
Date: Fri, 29 Sep 1995 14:47
Date: Fri, 29 Sep 1995 14:47
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1664 bytes
In article <446ofvINN97n@keats.ugrad.cs.ubc.ca>, c2a192@ugrad.cs.ubc.ca (Kazimir Kylheku) writes: [ handles bloating code ] |> >access as many times as you need, then unlock. You don't have to lock |> >or dereference twice for each access. |> That may be true in some procedures. What about modules that get passed |> only a handle in the function call? Depends whether the called function in turn calls other system calls or functions that might yield the CPU. If the called function does not yield the CPU, no need to lock the handles. |> I wonder how many Mac programs assume that the system is |> cooperative, and don't bother locking handles when they "know" that |> they will have the CPU. Hopefully, they will get to run in |> separate address spaces in Copeland! :) Current programs will run in the "blue box" with the UI in Copland. Chris -- Speaking only for myself, of course. Chris Wood christw@lexis-nexis.com ChrisCWood@aol.com
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Path: arc1-ca.pugleaf.net!swiss.ans.net!meaddata!christw From: christw@meaddata.com (Christopher C. Wood) Newsgroups: comp.sys.powerpc,comp.os.linux.advocacy,comp.sys.mac.advocacy,comp.os.os2.advocacy,comp.sys.amiga.advocacy,comp.sys.intel,comp.os.ms-windows.advocacy Subject: Re: Ask yourself these before you choosing a 32bit OS... Date: 29 Sep 1995 14:47:09 GMT Organization: LEXIS-NEXIS, Dayton OH Message-ID: <44h0td$sul@meaddata.meaddata.com> References: <3vh2hc$9dd@falcon.ccs.uwo.ca> <nevin-2309950443170001@mac-nevin.cs.arizona.edu> <444ulgINN1bp@keats.ugrad.cs.ubc.ca> <445369$o2n@orion.cybercom.net> <446ofvINN97n@keats.ugrad.cs.ubc.ca> NNTP-Posting-Host: dolphin.meaddata.com