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Re: [PATCH 3/3] mingw: document the experimental standard handle redirection

From
Johannes Schindelin <johannes.schindelin@gmx.de>
Date
Nov 2, 2017, 17:20 UTC
Message-ID
<alpine.DEB.2.21.1.1711021819430.6482@virtualbox>
In-Reply-To
<xmqqr2thsby4.fsf@gitster.mtv.corp.google.com>
Hi Junio,
On Thu, 2 Nov 2017, Junio C Hamano wrote:
Show 18 quoted lines
> Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:
> 
> >> > I feel this is the wrong way round. `>/dev/null` may sound very intuitive
> >> > to you, but this feature is Windows only. Guess three times how intuitive
> >> > it sounds to Windows developers to write `>/dev/null` if you want to
> >> > suppress output...
> >> 
> >> It would be just as intuitive to write '2>&1' for dup-redirection,
> >
> > No. You misunderstand. I was mainly concerned with the `/dev/null`. Every
> > Windows developer knows what `>file.txt` means, and many know what
> > `2>error.txt` means. But `/dev/null` is not Windows, period.
> 
> Actually I did know that much.  
> 
> If I was correct in assuming that "2>&1" is just as foreign as
> ">/dev/null", then we should be shunning "2>&1" just like we shun
> ">/dev/null".  That was all I meant to say.
Did you know that `2>&1` works in Powershell?
Show 11 quoted lines
> Are you saying "2>&1" is just as likely to be known as ">file.txt"
> and my assumption of foreignness of "2>&1" was incorrect?
> 
> 	Side note: would ">NUL" look more familiar, I wonder, and
> 	can stand for ">/dev/null" for the target audience?
> 
> > ... It is so not
> > Windows that Git itself translates it to `NUL` (which you Linux die-hards
> > won't have a clue about, I would wager a bet).
> 
> Ah, you lost your bet.  When can I collect ;-)?
As soon as we meet in person again.

Ciao, Dscho

Previous: Junio C HamanoNext: Junio C Hamano
Message 10 of 22 in “mingw: introduce a way to avoid std handle inheritance”
  1. 0/3 mingw: introduce a way to avoid std handle inheritanceJohannes Schindelin, Oct 30, 2017
  2. 1/3 mingw: add experimental feature to redirect standard handlesJohannes Schindelin, Oct 30, 2017
  3. 2/3 mingw: special-case GIT_REDIRECT_STDERR=2>&1Johannes Schindelin, Oct 30, 2017
  4. 3/3 mingw: document the experimental standard handle redirectionJohannes Schindelin, Oct 30, 2017
  5. Eric SunshineOct 30, 2017
  6. Johannes SchindelinOct 31, 2017
  7. Junio C HamanoNov 1, 2017
  8. Johannes SchindelinNov 1, 2017
  9. Junio C HamanoNov 2, 2017
  10. Johannes SchindelinNov 2, 2017
  11. Junio C HamanoNov 3, 2017
  12. Johannes SchindelinNov 3, 2017
  13. Jonathan NiederOct 30, 2017
  14. Junio C HamanoOct 31, 2017
  15. Johannes SchindelinOct 31, 2017
  16. Jonathan NiederOct 31, 2017
  17. Johannes SchindelinNov 1, 2017
  18. Stefan BellerNov 1, 2017
  19. 0/3 mingw: introduce a way to avoid std handle inheritanceJohannes Schindelin, Nov 1, 2017
  20. 1/3 mingw: add experimental feature to redirect standard handlesJohannes Schindelin, Nov 1, 2017
  21. 2/3 mingw: optionally redirect stderr/stdout via the same handleJohannes Schindelin, Nov 1, 2017
  22. 3/3 mingw: document the standard handle redirectionJohannes Schindelin, Nov 1, 2017

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