[issue9647] os.confstr() does not handle value changing length between calls

STINNER Victor report at bugs.python.org
Wed Sep 29 19:32:39 CEST 2010

STINNER Victor <victor.stinner at haypocalc.com> added the comment:

If I understood correctly, you don't want the value to be truncated if the variable grows between the two calls to confstr(). Which behaviour would you expect? A Python exception?

> but Victor Stinner has expressed concern that a buggy
> confstr() could create a near-infinite loop with that patch
> applied

Yes, I think that two calls to confstr() should be enough.

nosy: +haypo

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