Finding the Link, the Hard Link
adavid at adavid.com.au
Wed Mar 15 14:41:17 UTC 2006
On Wed, Mar 15, 2006 at 09:32:30AM -0500, David Walker wrote:
> OK, sorry for the sappy subject but oh well.
> So I am having a question and problem. What I am doing is writing a
> script to parse over 2 loop file systems, and check for changes.
> Simple, no? Well I thought so until I ran into the HardLink. This
> would be able to be ignored and just put 2 copies of the file in the
> loop filesystem, however we are pressed for space and every 4k matters.
> So I ask, is there a way to tell the difference between the real file,
> and a hard link?
ls -li and/or stat command will give you the inode the stat command in
particular will tell you how many links to that file.
> /etc/passwd and /etc/passwd.hl
> The .hl was made with ln, now how can I tell that it is, or was made
> with ln, a hard link?
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