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Re: [PATCH/RFC] git.c: support "!!" aliases that do not move cwd

From
Jeff King <peff@peff.net>
Date
Oct 6, 2016, 19:07 UTC
Message-ID
<20161006190720.4ecf3ptl6msztoya@sigill.intra.peff.net>
In-Reply-To
<20161006190014.owmqr2eqyk5h5cau@sigill.intra.peff.net>
On Thu, Oct 06, 2016 at 03:00:14PM -0400, Jeff King wrote:
Show 7 quoted lines
> PS I think your "!!" syntax conflicts with something like:
> 
>     git -c alias.has-changes='!! git diff --quiet' has-changes
> 
>    I don't know if that is worth worrying about or not. I also notice
>    that using "!!git diff" with no space seems broken, as it seems to
>    skip using the shell. I wonder if that is a bug in run-command.

Nevermind this last bit. It is the shell that is complaining (rightfully) about "!git"; the error message is just confusing because it mentions $0, which contains the whole script:

  $ git -c alias.has-changes='!!git diff --quiet' has-changes
  !git diff --quiet: 1: !git diff --quiet: !git: not found

The "!! git diff" syntax sill has the conflict I mentioned (though note I screwed up the quotes in what I wrote above).

-Peff
Previous: Jeff King
Message 34 of 34 in “git.c: support "!!" aliases that do not move cwd”
  1. git.c: support "!!" aliases that do not move cwdNguyễn Thái Ngọc Duy, Oct 6, 2016
  2. Junio C HamanoOct 6, 2016
  3. Johannes SchindelinOct 7, 2016
  4. Duy NguyenOct 7, 2016
  5. Matthieu MoyOct 7, 2016
  6. Duy NguyenOct 7, 2016
  7. Johannes SchindelinOct 7, 2016
  8. Matthieu MoyOct 7, 2016
  9. Johannes SchindelinOct 7, 2016
  10. Jeff KingOct 7, 2016
  11. Johannes SixtOct 7, 2016
  12. Jeff KingOct 7, 2016
  13. Johannes SchindelinOct 8, 2016
  14. Jeff KingOct 9, 2016
  15. Jeff KingOct 9, 2016
  16. Duy NguyenOct 9, 2016
  17. Jeff KingOct 9, 2016
  18. Junio C HamanoOct 10, 2016
  19. Jeff KingOct 10, 2016
  20. Junio C HamanoOct 10, 2016
  21. Johannes SchindelinOct 11, 2016
  22. Duy NguyenOct 11, 2016
  23. Johannes SchindelinOct 11, 2016
  24. Jeff KingOct 11, 2016
  25. Duy NguyenOct 26, 2016
  26. Junio C HamanoOct 26, 2016
  27. Jakub NarębskiOct 7, 2016
  28. Johannes SchindelinOct 7, 2016
  29. Jakub NarębskiOct 7, 2016
  30. Duy NguyenOct 8, 2016
  31. SZEDER GáborOct 11, 2016
  32. Jakub NarębskiOct 11, 2016
  33. Jeff KingOct 6, 2016
  34. Jeff KingOct 6, 2016

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