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Re: remote#branch

From
JHJan Hudec <bulb@ucw.cz>
Date
Oct 30, 2007, 19:36 UTC
Message-ID
<20071030193610.GA4442@efreet.light.src>
In-Reply-To
<alpine.LFD.0.999.0710300738550.30120@woody.linux-foundation.org>
On Tue, Oct 30, 2007 at 07:59:45 -0700, Linus Torvalds wrote:
Show 16 quoted lines
> > So, how should git deal with
> > 
> > git://repo.or.cz/linux-2.6/linux acpi-2.6/ibm-acpi-2.6.git
> > git://repo.or.cz/linux-2.6/linux+acpi-2.6/ibm-acpi-2.6.git
> > git://repo.or.cz/linux-2.6/linux%20acpi-2.6/ibm-acpi-2.6.git
> 
> The way it has always cared. Git itself does no quoting what-so-ever 
> (except for the *argument* quoting etc that it needs).
> 
> Now, the *transport* back-end may end up quoting it, of course, the same 
> way it may end up using some random protocol. The user shouldn't care 
> about the implementation details!
> 
> In the case of the git transport, there is no quoting even by the 
> transport protocol. In the case of http, libcurl would hopefully quote for 
> us.
So the three addresses will all be different, right?
Show 7 quoted lines
> > compared to 
> > 
> > http://repo.or.cz/linux-2.6/linux acpi-2.6/ibm-acpi-2.6.git
> > http://repo.or.cz/linux-2.6/linux+acpi-2.6/ibm-acpi-2.6.git
> > http://repo.or.cz/linux-2.6/linux%20acpi-2.6/ibm-acpi-2.6.git
> 
> No difference, what-so-ever, that I can see. Git doesn't quote it.

Yes. But the server will unquote it. ' ' should not have been there, but it's just passed through if it was. '+' is quoting for ' ' and '%20' is quoting for ' ' as well. Therefore all these three addresses are the *SAME*.

Now the user expectation will be that when these are the same, the git:// ones above will be as well. But they are not. This is not about following any RFC for sake of it, but about being consistent with ourselves.

Show 12 quoted lines
> Notice how the fact that we use http:// doesn't actually mean that you can 
> feed the result to a web browser anyway? It's not like you get a "link" 
> that git follows. You get a name.
> 
> Yes, you can try to "co-locate" things so that something smart 
> disambiguates (maybe have an "index.html" file, so a web browser gets a 
> gitweb page, and git gets the raw data). But even then, notice how even 
> web browser will do the quoting for you: try
> 
> 	firefox "http://www.google.com/search?q=Html spaces"
> 
> just for fun.
Sure. There is no abiguity in decoding this, so why refuse it.
Show 7 quoted lines
> [...]
>  - <remote shorthand> ("origin")
>  - <path> ("../git.git")
>  - <host>:<path> ("master.kernel.org:/pub/scm/...")
>  - <protocol>://<host>/<path> ("git://repo.or.cz/...")
> 
> See? We may not follow RFC's, but we follow "easy to use".

The first three don't look like URL ("URL" always means the thing defined by RFC 2396, at least to me), so I don't expect any quoting there. But for the last case http:// (and for that matter, sftp://) do use quoting, so I would expect the quoting of something that differs only by starting with git:// to work the same.

-- 
						 Jan 'Bulb' Hudec <bulb@ucw.cz>
Previous: Pascal ObryNext: Linus Torvalds
Message 61 of 75 in “Git homepage: remove all the references to Cogito”
  1. Git homepage: remove all the references to CogitoPaolo Ciarrocchi, Oct 15, 2007
  2. Petr BaudisOct 16, 2007
  3. Matthieu MoyOct 16, 2007
  4. Paolo CiarrocchiOct 16, 2007
  5. gitweb: Speed up get_projects_list for large source treesLuke Lu, Oct 16, 2007
  6. Andreas EricssonOct 16, 2007
  7. Petr BaudisOct 16, 2007
  8. cogito and remote#branch, was Re: [PATCH] Git homepage: remove all the references to CogitoJohannes Schindelin, Oct 16, 2007
  9. Jan HudecOct 16, 2007
  10. Johannes SchindelinOct 16, 2007
  11. Jan HudecOct 27, 2007
  12. Johannes SchindelinOct 27, 2007
  13. Jan HudecOct 29, 2007
  14. Linus TorvaldsOct 29, 2007
  15. Theodore TsoOct 29, 2007
  16. Linus TorvaldsOct 29, 2007
  17. Johannes SchindelinOct 29, 2007
  18. Theodore TsoOct 30, 2007
  19. Junio C HamanoOct 30, 2007
  20. Theodore TsoOct 30, 2007
  21. Linus TorvaldsOct 30, 2007
  22. Tom PrinceOct 30, 2007
  23. Linus TorvaldsOct 30, 2007
  24. Tom PrinceOct 30, 2007
  25. Linus TorvaldsOct 30, 2007
  26. Matthieu MoyOct 30, 2007
  27. Linus TorvaldsOct 30, 2007
  28. Linus TorvaldsOct 30, 2007
  29. Pascal ObryOct 30, 2007
  30. Linus TorvaldsOct 30, 2007
  31. Randal L. SchwartzOct 30, 2007
  32. Linus TorvaldsOct 30, 2007
  33. Nicolas PitreOct 30, 2007
  34. Jeff KingOct 30, 2007
  35. Jakub NarebskiOct 31, 2007
  36. Jeff KingOct 31, 2007
  37. Jakub NarebskiOct 31, 2007
  38. Jeff KingOct 31, 2007
  39. Andreas EricssonOct 31, 2007
  40. Mike HommeyOct 31, 2007
  41. Andreas EricssonOct 31, 2007
  42. Mike HommeyOct 31, 2007
  43. Jakub NarebskiNov 1, 2007
  44. Theodore TsoNov 1, 2007
  45. Andreas EricssonNov 1, 2007
  46. Pascal ObryOct 31, 2007
  47. David KastrupOct 31, 2007
  48. Linus TorvaldsOct 31, 2007
  49. Jeff KingOct 31, 2007
  50. Linus TorvaldsOct 31, 2007
  51. Jeff KingOct 31, 2007
  52. Linus TorvaldsOct 31, 2007
  53. Andreas EricssonOct 31, 2007
  54. Jeff KingOct 31, 2007
  55. David KastrupOct 31, 2007
  56. Wincent ColaiutaOct 31, 2007
  57. Robin RosenbergOct 31, 2007
  58. Pascal ObryOct 31, 2007
  59. Petr BaudisOct 31, 2007
  60. Pascal ObryOct 30, 2007
  61. Jan HudecOct 30, 2007
  62. Linus TorvaldsOct 30, 2007
  63. Erik WarendorphOct 31, 2007
  64. Johannes SchindelinOct 30, 2007
  65. Martin LanghoffOct 31, 2007
  66. Linus TorvaldsOct 31, 2007
  67. Jeff KingOct 31, 2007
  68. Martin LanghoffOct 31, 2007
  69. Jeff KingOct 31, 2007
  70. Johannes SchindelinOct 31, 2007
  71. Linus TorvaldsOct 30, 2007
  72. Johannes SchindelinOct 29, 2007
  73. Jonas FonsecaOct 16, 2007
  74. Petr BaudisOct 31, 2007
  75. Jonas FonsecaOct 31, 2007

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