* tty.cc (tty::make_pipes): Set to_slave pipe mode to nonblocking.
* fhandler_tty.cc (fhandler_pty_master::accept_input): If pipe buffer is full, give slave a chance to read data.
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@@ -167,18 +167,40 @@ fhandler_pty_master::doecho (const void *str, DWORD len)
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int
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fhandler_pty_master::accept_input ()
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{
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DWORD written;
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DWORD bytes_left, written;
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DWORD n;
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DWORD rc;
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char* p;
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rc = WaitForSingleObject (input_mutex, INFINITE);
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n = get_ttyp ()->read_retval = eat_readahead (-1);
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bytes_left = n = eat_readahead (-1);
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get_ttyp ()->read_retval = 0;
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p = rabuf;
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if (n != 0)
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{
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termios_printf ("about to write %d chars to slave", n);
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rc = WriteFile (get_output_handle (), rabuf, n, &written, NULL);
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while (bytes_left > 0)
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{
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termios_printf ("about to write %d chars to slave", bytes_left);
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rc = WriteFile (get_output_handle (), p, bytes_left, &written, NULL);
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if (!rc)
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{
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debug_printf ("error writing to pipe %E");
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break;
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}
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get_ttyp ()->read_retval += written;
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p += written;
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bytes_left -= written;
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if (bytes_left > 0)
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{
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debug_printf ("to_slave pipe is full");
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SetEvent (input_available_event);
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ReleaseMutex (input_mutex);
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Sleep (10);
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rc = WaitForSingleObject (input_mutex, INFINITE);
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}
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}
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}
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else
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termios_printf ("sending EOF to slave");
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