Date: Fri, 12 Aug 2005 16:32:12 -0400 From: John Baldwin <jhb@FreeBSD.org> To: freebsd-hackers@freebsd.org Cc: hackers@freebsd.org, Igor Pokrovsky <ip@doom.homeunix.org> Subject: Re: perl's tie problem Message-ID: <200508121632.13436.jhb@FreeBSD.org> In-Reply-To: <20050812194927.GA74052@doom.homeunix.org> References: <20050812194927.GA74052@doom.homeunix.org>
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On Friday 12 August 2005 03:49 pm, Igor Pokrovsky wrote:
> Hi all,
>
> Consider the following except from a perl program:
>
> tie(%foodb, 'MLDBM', $BAR_FILE, O_CREAT | O_RDWR, 0666)
> or die("Cannot open $BAR_FILE: $!\n");
>
> I expect it to create a new $BAR_FILE, if none existed, with 0666
> permissions. But it doesn't. It creates a file with default umask
> specified permissions - 0644. So I have to manually do chmod on that
> file afterwards. Is there anything I don't understand?
>
> %uname -a
> FreeBSD doom.homeunix.org 4.11-STABLE FreeBSD 4.11-STABLE #0:
> Tue Jul 5 21:05:20 MSD 2005 [...] i386
>
> Perl version is 5.8.7
>
> Thanks,
>
> -ip
I think this is expected behavior. Your umask setting affects all calls to
open(2) with O_CREAT to create a file, and from tie()'s arguments it seems
that it uses open(2) to create the destination file.
--
John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve" = http://www.FreeBSD.org
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