Listing only manually installed package

[Jon Turney]

On 26/06/2020 23:20, Brian Inglis wrote:
> On 2020-06-26 12:04, Yasuhiro KIMURA wrote:
>> From: Brian Inglis <Brian.Inglis@SystematicSw.ab.ca>
>> Subject: Re: Listing only manually installed package
>> Date: Fri, 26 Jun 2020 11:20:26 -0600
>>
>>> $ grep '\s1$' /etc/setup/installed.db	# manual
>>> $ grep '\s0$' /etc/setup/installed.db	# auto
>>>
>>> $ awk '1 == $3' /etc/setup/installed.db	# manual
>>> $ awk '0 == $3' /etc/setup/installed.db	# auto
>>>
>>> I can't remember what the pristine state of the Base category packages are,
>>> I've messed around with the setup files so much for so long.
>>
>> I checked /etc/setup/installed.db on my 32bit and 64bit console but in
>> each case all lines end with "0". Therefore,
>>
>> From: Andrey Repin <anrdaemon@yandex.ru>
>> Subject: Re: Listing only manually installed package
>> Date: Fri, 26 Jun 2020 20:15:21 +0300
>>
>>> AFAIK, there's no way to tell if a package was manually selected or not.
>>> Cygwin's setup just don't store this information.
>>
>> As you say, unfortunately there seems to be no way to tell if a
>> package was installed manually or automatically.
> 
> Just checked the setup sources, so unless there is a bug, you are running a
> setup version over 5 years old, or not running Cygwin setup, user_picked is part
> of the package metadata that is still read from and written to installed.db.

Unfortunately, it seems there is a bug (since 2.895, 18 months ago, 
...), and this information doesn't always get recorded correctly.

Thanks for drawing my attention to this.