Re: rm-ing files with open file descriptors

From: H. Peter Anvin (hpa@zytor.com)
Date: Fri Jan 18 2002 - 21:29:36 EST

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Followup to: <a2afsg$73g$2@ncc1701.cistron.net>
By author: Miquel van Smoorenburg <miquels@cistron.nl>
In newsgroup: linux.dev.kernel
>
> Well no. new_fd will refer to a completely new, empty file
> which has no relation to the old file at all.
>
> There is no way to recreate a file with a nlink count of 0,
> well that is until someone adds flink(fd, newpath) to the kernel.
>

This *might* work:

link("/proc/self/fd/40", newpath);

-hpa

-- 
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt	<amsp@zytor.com>
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