Re: What kind of executable is zcat? Crashes from cmd.exe

[Christopher Faylor <cgf-no-personal-reply-please at cygwin dot com>]

On Fri, Feb 13, 2004 at 09:14:57AM +1100, Robert Collins wrote:
>On Fri, 2004-02-13 at 09:05, Igor Pechtchanski wrote:
>
>> AFAIK, setup has always behaved this way.  It first uninstalls the old
>> versions of all packages being upgraded (that's how the old pdksh.exe got
>> unlinked), and then installs the new versions (creating new files,
>> essentially).  It never did overwrite the file in-place.  Changing this
>> will probably involve radical modifications to setup's internal logic.
>
>Not that big a change actually - we already have the concept of
>upgrading internally, it just needs to be taught that an upgrade isn't
>an uninstall + install, but rather an unpack followed by removing files
>no longer present in the package.

Another nice change would be to make setup's tar understand hard links.
I think it treats them as a copy now, doesn't it?

cgf

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