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Re: [PATCH] Do _not_ call unlink on a directory

From
SLScott Lamb <slamb@slamb.org>
Date
Jul 16, 2007, 21:23 UTC
Message-ID
<469BE1D4.1070408@slamb.org>
In-Reply-To
<alpine.LFD.0.999.0707161332280.20061@woody.linux-foundation.org>
Linus Torvalds wrote:
Show 7 quoted lines
> No, but we don't *want* the "rmdir for directories" part! 
> 
> That's the whole point.
> 
> Calling "remove()" would be *wrong*. We want the *sane* "unlink()" 
> behaviour, where it only removes files, and returns an error for 
> directories.

Of course, but when used immediately after stat() says the path does not refer to a directory, I would prefer SUS remove() (rmdir() for directories) to Solaris unlink() (break_filesystem() on directories).

But Solaris remove() is broken, too, so it's a moot point. The post-patch behavior is good enough - as you said, it won't happen during reasonable usage and the problem's not unique to git.

Best regards, Scott

-- 
Scott Lamb <http://www.slamb.org/>
Previous: Thomas GlanzmannNext: Linus Torvalds
Message 10 of 30 in “Do _not_ call unlink on a directory”
  1. Do _not_ call unlink on a directoryThomas Glanzmann, Jul 16, 2007
  2. Matthieu MoyJul 16, 2007
  3. Scott LambJul 16, 2007
  4. Thomas GlanzmannJul 16, 2007
  5. Thomas GlanzmannJul 16, 2007
  6. Linus TorvaldsJul 16, 2007
  7. Thomas GlanzmannJul 16, 2007
  8. Linus TorvaldsJul 16, 2007
  9. Thomas GlanzmannJul 16, 2007
  10. Scott LambJul 16, 2007
  11. Linus TorvaldsJul 16, 2007
  12. Scott LambJul 16, 2007
  13. Linus TorvaldsJul 16, 2007
  14. Linus TorvaldsJul 16, 2007
  15. Do _not_ call unlink on a directoryThomas Glanzmann, Jul 16, 2007
  16. Jan-Benedict GlawJul 16, 2007
  17. Brian DowningJul 16, 2007
  18. Thomas GlanzmannJul 16, 2007
  19. Linus TorvaldsJul 16, 2007
  20. Brian DowningJul 16, 2007
  21. Linus TorvaldsJul 16, 2007
  22. David KastrupJul 17, 2007
  23. Junio C HamanoJul 17, 2007
  24. Junio C HamanoJul 17, 2007
  25. Thomas GlanzmannJul 17, 2007
  26. Junio C HamanoJul 17, 2007
  27. Thomas GlanzmannJul 17, 2007
  28. Johannes SixtJul 18, 2007
  29. Thomas GlanzmannJul 18, 2007
  30. Linus TorvaldsJul 17, 2007

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