Blocked revisions 77989 via svnmerge

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  r77989 | antoine.pitrou | 2010-02-05 18:05:54 +0100 (ven., 05 févr. 2010) | 6 lines

  Issue #5677: Explicitly forbid write operations on read-only file objects,
  and read operations on write-only file objects.  On Windows, the system C
  library would return a bogus result; on Solaris, it was possible to crash
  the interpreter.  Patch by Stefan Krah.
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