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Subject: Re: procmon doesn't capture cygwin's process arguments
From: Brian Inglis <Brian DOT Inglis AT SystematicSw DOT ab DOT ca>
To: cygwin AT cygwin DOT com
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 <4fa75257-7b36-251d-16bd-bb7cb0147ad2 AT SystematicSw DOT ab DOT ca>
Organization: Systematic Software
Message-ID: <29885222-94ed-e8e0-c512-33e76b1a9e28@SystematicSw.ab.ca>
Date: Sun, 1 Nov 2020 14:48:30 -0700
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On 2020-11-01 14:41, Brian Inglis wrote:
> On 2020-11-01 10:59, Oleksandr Gavenko via Cygwin wrote:
>> I tried to find out what processes emacs-w32 is starting for my custom
>> TRAMP method.
>>
>> "strace -f emacs-w32" fails.
>>
>> I expected to succeed with procmon & its filter " Command/ Process Start".
>>
>> Unfortunately procmon [1] doesn't report "argv" if a Cygwin executable is
>> started from a Cygwin executable. If I run a Cygwin app from the Windows
>> environment it captures positional arguments.
>>
>> Is there some option to make positional arguments visible to procmon?
>>
>> I could find it in:
>>
>> * https://cygwin.com/cygwin-ug-net/using-cygwinenv.html
>> * https://cygwin.com/cygwin-ug-net/setup-env.html
>>
>> Please keep my email in CC...
>>
>> [1] https://docs.microsoft.com/en-us/sysinternals/downloads/procmon
> 
> Package procps-ng /usr/bin/procps, and /proc/*/cmdline (null terminated args):
> 
> $ procps -aeflw
> 
> Suggest:
> 
> $ alias cyg-proc=/usr/bin/proc
> $ alias proc=/usr/bin/procps

Sorry - brain fart:

$ alias cyg-ps=/usr/bin/ps
$ [ -x /usr/bin/procps ] && alias ps=/usr/bin/procps

> $ head /proc/*/cmdline | cat -A; echo
> 
> see attached logs for output.

-- 
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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