cpython/Lib/idlelib/interruptmodule.c

50 lines
1.2 KiB
C
Raw Normal View History

/***********************************************************************
* interruptmodule.c
*
* Python extension implementing the interrupt module.
*
**********************************************************************/
#include "Python.h"
#ifndef PyDoc_STR
#define PyDoc_VAR(name) static char name[]
#define PyDoc_STR(str) str
#define PyDoc_STRVAR(name,str) PyDoc_VAR(name) = PyDoc_STR(str)
#endif
/* module documentation */
PyDoc_STRVAR(module_doc,
"Provide a way to interrupt the main thread from a subthread.\n\n\
In threaded Python code the KeyboardInterrupt is always directed to\n\
the thread which raised it. This extension provides a method,\n\
interrupt_main, which a subthread can use to raise a KeyboardInterrupt\n\
in the main thread.");
/* module functions */
static PyObject *
setinterrupt(PyObject * self, PyObject * args)
{
PyErr_SetInterrupt();
Py_INCREF(Py_None);
return Py_None;
}
/* registration table */
static struct PyMethodDef methods[] = {
{"interrupt_main", setinterrupt, METH_VARARGS,
PyDoc_STR("Interrupt the main thread")},
{NULL, NULL}
};
/* module initialization */
void
initinterrupt(void)
{
(void) Py_InitModule3("interrupt", methods, module_doc);
}