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From: "Charles Sandmann" <cwsdpmi AT earthlink DOT net>
Newsgroups: comp.os.msdos.djgpp
References: <20090326071841 DOT 73950 AT gmx DOT net>
Subject: Re: Dificulty using open() with O_EXCL on Windows 2000
Date: Thu, 26 Mar 2009 21:04:19 -0500
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To: djgpp AT delorie DOT com
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Reply-To: djgpp AT delorie DOT com

Problem happens under Win2K if the O_NOINHERIT flag is set.  It works 
without this flag.  I don't know if this was an untested combination, or 
something broken between W2K SP1 and the current SP4.  If it's not critical, 
I would just "#define O_NOINHERIT 0" in the module causing the problem.

"Juan Manuel Guerrero" <juan DOT guerrero AT gmx DOT de> wrote in message 
news:20090326071841 DOT 73950 AT gmx DOT net...
> While I was porting Perl 5.8.9 I have noticed that the port is not able to 
> create temporary files on Win2K.
> Perl calls open() from libc with the O_EXCL mode among others and this 
> makes it fail.  The same mode seems to work on WinXP and MSDOS.

> Is this behaviour to be expected or am I missing something?