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Re: 1.7.8: write fails with EAGAIN
On Wed, Mar 09, 2011 at 07:24:11PM +0100, Robert Wruck wrote:
>On Mon, Mar 07, 2011 at 11:39:51AM +0100, Corinna Vinschen wrote
>>Hang on, you are saying that a *blocking* write(2) to a pipe returns
>>with EAGAIN? Are you sure? It would be quite a surprise if git would
>>actually do that. EAGAIN is only an expected error for non-blocking
>>I/O, so applications which use blocking I/O usually only test for
>What I found out:
>In fhandler.cc, write_overlapped, there is the call to WriteFile:
> bool res = WriteFile (get_output_handle (), ptr, len, &nbytes,
> get_overlapped ());
>Surprisingly, this returns FALSE / nbytes = 0 / GetLastError =
>ERROR_INVALID_HANDLE on WinXP if the number of bytes exceeds some
>maximum and the handle refers to a pipe.
Knock, knock. Is this thing on?
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