Understanding versions of apps in cygwin suite

[Andrew Hancock]

Christopher Faylor <cgf-use-the-mailinglist-please <at> cygwin.com> writes:
> 
> On Sat, Dec 03, 2011 at 03:26:38PM +0000, Andrew Hancock wrote:
>>
>>Thanks, Marco.  I posted on another thread asking whether it was
>>wise to update Octave without updating the cygwin DLL.  Updating the
>>cygwin DLL using Setup is actually downgrading, since I currently
>>use a snapshot of the cygwin DLL to get around a problem with
>>creating files/folders on a network drive (unrelated to Octave).
> 
> I don't see how setup.exe could downgrade cygwin1.dll if you have
> previously installed Cygwin 1.7.9.  setup.exe relies on package
> metadata to determine when to replace a package and you don't touch
> that when you download a snapshot and copy it to the correct
> location.

Hmm.  I am obviously confused.  I think I just lost track of what I
was doing, because I was trying to not only set up cygwin on one
computer, but also install it another computer from CD.  Thanks for
clearing that up.

In general, is it risking compatibility problems by updating packages
via setup.exe when you are using a snapshot?


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