Thomas Heller <[EMAIL PROTECTED]> added the comment:

That's a great idea.

> Just before doing a C library function call,
> ctypes would copy this variable into the real C-level errno; and

Is the ctypes.set_errno(...) function really needed?  Wouldn't it be sufficient
if errno is simply set to zero before each function call?

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Tracker <[EMAIL PROTECTED]>
<http://bugs.python.org/issue1798>
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