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Mail Archives: djgpp-workers/2003/03/26/05:59:31

Sender: rich AT phekda DOT freeserve DOT co DOT uk
Message-ID: <3E8182BC.542718B2@phekda.freeserve.co.uk>
Date: Wed, 26 Mar 2003 10:36:44 +0000
From: Richard Dawe <rich AT phekda DOT freeserve DOT co DOT uk>
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To: djgpp-workers AT delorie DOT com
Subject: Re: DJGPP 2.04 release? [Was: Re: nmalloc revisited]
References: <10303182107 DOT AA24101 AT clio DOT rice DOT edu> <3E7868E9 DOT 19949F8E AT phekda DOT freeserve DOT co DOT uk> <9003-Wed19Mar2003174940+0200-eliz AT elta DOT co DOT il> <3E78AA1D DOT 23720139 AT phekda DOT freeserve DOT co DOT uk> <3405-Wed19Mar2003223319+0200-eliz AT elta DOT co DOT il> <3E78D73C DOT 3B41ECF AT phekda DOT freeserve DOT co DOT uk> <7263-Thu20Mar2003061743+0200-eliz AT elta DOT co DOT il>
Reply-To: djgpp-workers AT delorie DOT com

Hello.

Eli Zaretskii wrote:
> 
> > Date: Wed, 19 Mar 2003 20:46:52 +0000
> > From: Richard Dawe <rich AT phekda DOT freeserve DOT co DOT uk>
> >
> > We could modify stat to use _invent_inode for directories, so that it
> > generates the same inode every time it is called for the directory. We
> > would use _invent_inode, because we cannot rely on the current method
> > (on Win2k/XP) to return the same inode each time.
> 
> Are you saying that the current code does _not_ invent inodes on
> Windows/XP?  I'd be surprised, I thought we invent inodes for any
> kind of files on all the versions of Windows except 3.1.

It invents inodes on Windows '98 SE. Maybe _ioctl_get_first_cluster can get an
inode on Win2k/XP, but doesn't return consistent results? That would be weird,
but it seems possible.

> > To ensure that we get the same inode, we
> > would also have to ensure that we pass the same filename to _invent_inode.
> > So the directory's filename would need to be fixed using _truename.
> 
> I thought `stat' already calls _truename and the result is passed to
> _invent_inode, isn't that true?

Yes, that is true.

I think someone with Win2k/XP needs to investigate this more. The original
e-mail is linked from the DJGPP 2.04 status page:

http://www.phekda.freeserve.co.uk/richdawe/djgpp/2.04/status204.html

Here's the link for convenience:

http://www.delorie.com/archives/browse.cgi?p=djgpp-workers/2002/10/28/17:03:21

I'd do it myself, but I don't have Win2k/XP.

Bye, Rich =]

-- 
Richard Dawe [ http://www.phekda.freeserve.co.uk/richdawe/ ]

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