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Date: | Fri, 05 Apr 2002 19:02:33 +0300 |
From: | "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il> |
Sender: | halo1 AT zahav DOT net DOT il |
To: | Richard Dawe <rich AT phekda DOT freeserve DOT co DOT uk> |
Message-Id: | <2593-Fri05Apr2002190233+0300-eliz@is.elta.co.il> |
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CC: | djgpp-workers AT delorie DOT com |
In-reply-to: | <3CAD9FB1.4DEC7F58@phekda.freeserve.co.uk> (message from Richard |
Dawe on Fri, 05 Apr 2002 13:59:29 +0100) | |
Subject: | Re: redirection problem with perl |
References: | <Pine DOT SUN DOT 3 DOT 91 DOT 1020128134413 DOT 26430D-100000 AT is> <3CAB1FDB DOT 68F9CF2F AT phekda DOT freeserve DOT co DOT uk> <7704-Fri05Apr2002112312+0300-eliz AT is DOT elta DOT co DOT il> <3CAD6FE7 DOT 1384C841 AT phekda DOT freeserve DOT co DOT uk> <8582-Fri05Apr2002142726+0300-eliz AT is DOT elta DOT co DOT il> <3CAD9FB1 DOT 4DEC7F58 AT phekda DOT freeserve DOT co DOT uk> |
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> Date: Fri, 05 Apr 2002 13:59:29 +0100 > From: Richard Dawe <rich AT phekda DOT freeserve DOT co DOT uk> > > Eli Zaretskii wrote: > [snip] > > I guess that's because you can't create a file without asking to > > write to it. > > That makes sense, but I have no idea if it's true. I'll write a test program > later. Thanks. > But mkstemp should return a file descriptor that can be used for reading and > writing. So perhaps _creatnew should only close and reopen the file, when it > needs to change mode to open the file after creating it? I.e.: > > O_WRONLY -> just open it > O_RDONLY -> open it, close it, re-open it read-only > O_RDWR -> just open it I suggest to postpone the decision until you have time to play with a test program and see if the initial RW open is indeed necessary.
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