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echo: os2prog
to: Jonathan de Boyne Pollar
from: David Noon
date: 1995-11-28 22:14:24
subject: The Handle Messiah

On Tuesday, 95/11/28, Jonathan de Boyne Pollard wrote to David Noon
about "Get A Handle On It !" as follows:

JP> DN>
JP>   > Under OS/2 2.1 the MMOS/2 drivers increased the default number of file
JP>   > handles per address space. This was actually a bug. Warp fixed the bug
JP>   > and broke a lot of programs that were running correctly before.
JP> 
JP>   You're kidding ?

Hi Jonathan,

No. It's fair dinkum. This was reported on Compuserve over a year ago.

JP>   The problem that I've been having, is that (try as I might), I cannot
JP>   find a single file handle leak in the program that invokes NMAKE (I
JP>   even went to the lengths of using OPEN_FLAGS_NOINHERIT on *all* calls
JP>   to DosOpen in the program).

Is there any REXX involved? A lot of REXX execs open files and then
don't close them with a call to STREAM(...,'C','CLOSE').

JP>   And until now I found it difficult to believe that the presence of
JP>   Netware Client for OS/2 or Communications Manager/2 (both of which
JP>   were the differing factors in tests) could affect file handle usage.

I had a number of problems with the Netware requestor, but that was on
a machine I used primarily for mainframe development work. I never ran
out of file handles, but I hit a number of other problems. It wouldn't
surprise me in the least if that were at least part of the problem.

Regards

Dave


 * KWQ/2 1.2i * Mr. Gates, if that's a feature, I dread to see the bugs.

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