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Merged revisions 68425,68461,68498 via svnmerge from

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  r68425 | benjamin.peterson | 2009-01-08 20:56:32 -0600 (Thu, 08 Jan 2009) | 1 line

  fix markup
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  r68461 | kristjan.jonsson | 2009-01-09 15:35:16 -0600 (Fri, 09 Jan 2009) | 2 lines

  Issue 4293:  Make Py_AddPendingCall() thread safe
  Add test cases and documentation
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  r68498 | benjamin.peterson | 2009-01-10 13:08:49 -0600 (Sat, 10 Jan 2009) | 1 line

  fix encoding
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This commit is contained in:
Benjamin Peterson 2009-01-13 02:11:23 +00:00
parent f343e01c17
commit a54c9090ac
4 changed files with 158 additions and 5 deletions
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38
Modules/_testcapimodule.c
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@ -919,6 +919,43 @@ test_thread_state(PyObject *self, PyObject *args)
return NULL;
Py_RETURN_NONE;
}
/* test Py_AddPendingCalls using threads */
static int _pending_callback(void *arg)
{
/* we assume the argument is callable object to which we own a reference */
PyObject *callable = (PyObject *)arg;
PyObject *r = PyObject_CallObject(callable, NULL);
Py_DECREF(callable);
Py_XDECREF(r);
return r != NULL ? 0 : -1;
}
/* The following requests n callbacks to _pending_callback. It can be
* run from any python thread.
*/
PyObject *pending_threadfunc(PyObject *self, PyObject *arg)
{
PyObject *callable;
int r;
if (PyArg_ParseTuple(arg, "O", &callable) == 0)
return NULL;
/* create the reference for the callbackwhile we hold the lock */
Py_INCREF(callable);
Py_BEGIN_ALLOW_THREADS
r = Py_AddPendingCall(&_pending_callback, callable);
Py_END_ALLOW_THREADS
if (r<0) {
Py_DECREF(callable); /* unsuccessful add, destroy the extra reference */
Py_INCREF(Py_False);
return Py_False;
}
Py_INCREF(Py_True);
return Py_True;
}
#endif
/* Some tests of PyUnicode_FromFormat(). This needs more tests. */
@ -1171,6 +1208,7 @@ static PyMethodDef TestMethods[] = {
{"test_Z_code", (PyCFunction)test_Z_code, METH_NOARGS},
#ifdef WITH_THREAD
{"_test_thread_state", test_thread_state, METH_VARARGS},
{"_pending_threadfunc", pending_threadfunc, METH_VARARGS},
#endif
#ifdef HAVE_GETTIMEOFDAY
{"profile_int", profile_int, METH_NOARGS},