ref: c7fc69bd6a965a4cb8eca7c9d4a069fb271c68e2
dir: /sys/src/cmd/python/Python/sigcheck.c/
/* 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 */ int PyErr_CheckSignals(void) { if (!PyOS_InterruptOccurred()) return 0; PyErr_SetNone(PyExc_KeyboardInterrupt); return -1; }