[Twisted-Python] Re: plus mode was Re: how winnt fileops workand what to do about it

Cory Dodt corydodt at twistedmatrix.com
Sat Dec 31 18:34:07 EST 2005

Hash: SHA1

Fair enough.  In that case, the test itself is broken, since it doesn't
do seeks or flushes.


James Y Knight wrote:
> On Dec 31, 2005, at 4:57 PM, Paul G wrote:
>> oh, it makes perfect sense to have a workaround in twisted, i'm not 
>> suggesting otherwise. however, it should be just that - a temporary 
>> workaround until cpython has a fix for the issue, because (outside  of
>> the offending libc implementation), that is the right place to  fix it.
> As I wrote in the bug report:
>> It's not a python bug except perhaps that python should raise an 
>> exception.
>> Doing a read and write without a seek in between is illegal in C.
>> "ANSI C requires that a file positioning function intervene between 
>> output and
>> input, unless an input operation encounters end-of-file."
> I am against including any sort of workaround besides raising an 
> exception if the situation occurs. And I don't think even that is 
> particularly warranted.
> James
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