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Date: Tue, 12 Mar 2019 23:35:54 +0300
From: Andrey Repin <anrdaemon AT yandex DOT ru>
Reply-To: cygwin AT cygwin DOT com
Message-ID: <512910309.20190312233554@yandex.ru>
To: Corinna Vinschen <cygwin AT cygwin DOT com>, cygwin AT cygwin DOT com
Subject: Re: Privilege(s) needed to run top command
In-Reply-To: <20190312202802.GP3785@calimero.vinschen.de>
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Greetings, Corinna Vinschen!

> This was complete nonsense.

> Actually, the problem was entirely in Cygwin's ps.exe, and it's a
> long-standing problem at that.

> While the Cygwin DLL collected the complete process list for ps, ps then
> didn't print any process it failed to call OpenProcess on.  These are a
> *lot* of processes and the result looked a lot like the list of
> processes in or connected to the current session.

> The reason for this behaviour was that the image path of a process could
> only be fetched when opening the process.  Today I found new
> functionality since Vista which allows to fetch the image path without
> having to open the process, so `ps -W' will print all processes again,
> just as in the good old XP times :}

Err, but why? PSAPI was available since… a long time since.
And it is public API except for isolated processes.

> Please try the latest snapshot from https://cygwin.com/snapshots/

> Make sure to use ps.exe from that snapshot since this time the ps
> executable is affected, not the Cygwin DLL itself.


-- 
With best regards,
Andrey Repin
Tuesday, March 12, 2019 23:34:43

Sorry for my terrible english...
--
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