Does a prelinked file size remain static

[John Horne]

On Thu, 2007-06-28 at 11:15 -0400, Jakub Jelinek wrote:
> On Thu, Jun 28, 2007 at 04:09:25PM +0100, John Horne wrote:
> > I have been trying to find out if a prelinked files size always remains
> > the same. Some simple testing of unprelinking and then prelinking a file
> > seems to indicate that the eventual size of the file does remain the
> > same. I know that the files MD5 hash value, its inode number, and some
> > other file attributes change, but I was wondering about the file size.
> > Whilst the file does change size when going from unprelinked to
> > prelinked (or vice-versa), once it is prelinked it then seems to remain
> > the same regardless of how often the file is re-prelinked.
> 
> That's certainly not guaranteed.  For prelinked shared libraries after
> reprelinking the size might change if due to some dependent library
> upgrade there are fewer or more dependencies.
>
Yes, very good points. Many thanks.


John.

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John Horne, University of Plymouth, UK  Tel: +44 (0)1752 233914
E-mail: John.Horne at plymouth.ac.uk       Fax: +44 (0)1752 233839