Gentoo Archives: gentoo-user

From: Neil Bothwick <neil@××××××××××.uk>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Best way to copy /* ?
Date: Tue, 28 Dec 2010 10:51:42
Message-Id: 20101228104954.46ffaac4@digimed.co.uk
In Reply to: [gentoo-user] Re: Best way to copy /* ? by Remy Blank
1 On Tue, 28 Dec 2010 10:18:46 +0100, Remy Blank wrote:
2
3 > > Ah, OK. Didn't know this. Do you know, why it does work like this?
4 >
5 > It initially sets the permissions to 600 presumably to limit access to
6 > an unfinished copy from other users.
7 >
8 > The mtime must be set after copying the contents, because adding a file
9 > or directory changes the mtime of the parent.
10 >
11 > > And does cp -a work in the same way?
12 >
13 > Probably yes, for the same reasons, but I haven't checked.
14
15 No it doesn't. cp leaves the mtime of the directory at the time t copied
16 the files into it. If you want to preserve directory timestamps, use
17 rsync.
18
19
20 --
21 Neil Bothwick
22
23 The number one cause of computer problems is computer solutions.

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