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Viewing changes to lib/include/fileIO.h

  • Committer: Evan Broder
  • Date: 2010-03-21 23:26:53 UTC
  • mfrom: (1.1.9 upstream)
  • Revision ID: broder@mit.edu-20100321232653-5a57r7v7ch4o6byv
Merging shared upstream rev into target branch.

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lib/include/fileIO.h
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 * Flag the file as not to be backed up by Time Machine on Mac OS X.
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 */
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#define FILEIO_OPEN_NO_TIME_MACHINE      (1 << 15)
 
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/*
 
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 * Valid only for MacOS. It eventually results into O_EXLOCK flag passed to open
 
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 * system call.
 
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 *
 
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 * O_EXLOCK, O_SHLOCK behavior is tested on Mac OS X Server 10.6, kernel 10.0.0.
 
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 *
 
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 * |                      | Block devices      | Regular files
 
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 * |----------------------|--------------------|----------------
 
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 * | Locking behavior     | mandatory          | advisory
 
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 * |                      |                    |
 
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 * | If O_NONBLOCK absent | open doesn't block | open blocks
 
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 * |                      | on conflicts       | on conflicts
 
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 */
 
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#define FILEIO_OPEN_EXCLUSIVE_LOCK_MACOS (1 << 16)
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/*
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 * Flag passed to open() to not attempt to get the lun attributes as part of