Author: Robert Hyatt
Date: 16:51:17 08/30/04
Go up one level in this thread
On August 30, 2004 at 18:39:58, Dieter Buerssner wrote: >On August 30, 2004 at 15:39:45, Robert Hyatt wrote: > >>On August 30, 2004 at 14:40:25, Uri Blass wrote: >> >>>/* When using Standard C input functions, also check if there >>>is anything in the buffer. After a call to such functions, >>>the input waiting in the pipe will be copied to the buffer, >>>and the call to PeekNamedPipe can indicate no input available. >>>Setting stdin to unbuffered was not enough, IIRC */ >>>//input_init(); >>> if (stdin->_cnt > 0) >>> return 1; >>That will not work reliably. If you run with winboard/xboard long enough it is >>guaranteed to hang for the reason I gave. PeekNamedPipe will not see input that >>has already been read by the C library and tucked away in a library buffer. > >It seems to work very reliably for me. See the above comment in the code (I >actually wrote that comment ...). > >Under Unix, setting stdin to non-buffered by the Standard C function setvbuf >and using select seems to work reliably, too. I read all the input with the >Standard C FILE * interface. > >Regards, >Dieter Yes. _if_ you disable buffering. But it seems that Uri has not, and has been simply lucky...
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