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Subject:	Re: Cygwin install is broken v-a-vis dependencies
To:	cygwin AT cygwin DOT com
References:	<2c0d187c-ffc0-3404-cc84-258dc7d24a5e AT ucar DOT edu> <CAPF-yOZ_2f=BO3J6xVbT99dhjeCYUQ6LuReRJ=RU3A=xp+MDMw AT mail DOT gmail DOT com> <fa9aae86-1bd7-caa6-6195-6dd9f05d5631 AT gmail DOT com> <1099dc0e-2abf-2a88-a094-52d636bac305 AT gmail DOT com> <f5b4ly4xrxa DOT fsf AT troutbeck DOT inf DOT ed DOT ac DOT uk>
From:	Marco Atzeri <marco DOT atzeri AT gmail DOT com>
Message-ID:	<3ab8645b-8672-151c-e755-ad5db54a7368@gmail.com>
Date:	Tue, 4 Apr 2017 15:13:38 +0200
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On 04/04/2017 14:45, Henry S. Thompson wrote:
> cyg Simple writes:
>
>> On 4/3/2017 8:01 PM, Marco Atzeri wrote:
>>>
>>> As Dan explained the default behavior of cygwin setup is to update
>>> already installed packages and their dependencies.
>>
>> Maybe so but even I find that this is cumbersome.  I would prefer a
>> choice upfront just after the download and parsing of setup.ini if I
>> want to update previously installed items.  I haven't mentioned it
>> because I don't have time to help develop that.
>
> Also, my recent experience was that if I toggled the updated package
> that was causing the trouble to 'Keep', even though _it_ didn't show up
> in the download list, the (large) dependencies offering _did_ still turn
> up.
>
> If you haven't updated recently, and you have mediainfo-gui 0.7.91-1 or
> earlier installed, you can reproduce.  You should be offered
> mediainfo-gui 0.7.93-1.  Even if you switch it (and libmediainfo
> and mediainfo to be sure) to Keep and proceed, you will be hit with a
> large list of dependencies.

The current setup handle a single set of dependency for all revision of
a package (current, previous, test)

It was started a step to create the raw data for version dependency 
data, but it is not yet there for all packages and setup will require a 
deep modification

https://cygwin.com/acronyms/#SHTDI


> ht
>

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