/* Sigcheck is similar to intrcheck() but sets an exception when an   interrupt occurs.  It can't be in the intrcheck.c file since that   file (and the whole directory it is in) doesn't know about objects   or exceptions.  It can't be in errors.c because it can be   overridden (at link time) by a more powerful version implemented in   signalmodule.c. */ #include "Python.h" /* ARGSUSED */intPyErr_CheckSignals(void){	if (!PyOS_InterruptOccurred())		return 0;	PyErr_SetNone(PyExc_KeyboardInterrupt);	return -1;}