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Issue #5677: Explicitly forbid write operations on read-only file objects,

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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.
This commit is contained in:
Antoine Pitrou 2010-02-05 17:05:54 +00:00
parent 007a618a38
commit bb445a1f22
6 changed files with 77 additions and 1 deletions
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1
Misc/ACKS
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@ -417,6 +417,7 @@ Greg Kochanski
Damon Kohler
Joseph Koshy
Maksim Kozyarchuk
Stefan Krah
Bob Kras
Holger Krekel
Michael Kremer

5
Misc/NEWS
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@ -12,6 +12,11 @@ What's New in Python 2.7 alpha 3?
Core and Builtins
-----------------
- 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.
- Issue #7853: Normalize exceptions before they are passed to a context managers
__exit__ method.