Expose clock_settime() as time.clock_settime()

This commit is contained in:
Victor Stinner 2012-04-03 00:45:07 +02:00
parent 1470f35bc6
commit 30d79471bb
3 changed files with 48 additions and 0 deletions

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@ -151,6 +151,13 @@ The module defines the following functions and data items:
.. versionadded:: 3.3
.. function:: clock_settime(clk_id, time)
Set the time of the specified clock *clk_id*.
.. versionadded:: 3.3
.. data:: CLOCK_REALTIME
System-wide real-time clock. Setting this clock requires appropriate

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@ -47,6 +47,17 @@ class TimeTestCase(unittest.TestCase):
self.assertGreater(res, 0.0)
self.assertLessEqual(res, 1.0)
@unittest.skipUnless(hasattr(time, 'clock_settime'),
'need time.clock_settime()')
def test_clock_settime(self):
t = time.clock_gettime(time.CLOCK_REALTIME)
try:
time.clock_settime(time.CLOCK_REALTIME, t)
except PermissionError:
pass
self.assertRaises(OSError, time.clock_settime, time.CLOCK_MONOTONIC, 0)
def test_conversions(self):
self.assertEqual(time.ctime(self.t),
time.asctime(time.localtime(self.t)))

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@ -158,6 +158,33 @@ PyDoc_STRVAR(clock_gettime_doc,
"clock_gettime(clk_id) -> floating point number\n\
\n\
Return the time of the specified clock clk_id.");
static PyObject *
time_clock_settime(PyObject *self, PyObject *args)
{
clockid_t clk_id;
PyObject *obj;
struct timespec tp;
int ret;
if (!PyArg_ParseTuple(args, "iO:clock_settime", &clk_id, &obj))
return NULL;
if (_PyTime_ObjectToTimespec(obj, &tp.tv_sec, &tp.tv_nsec) == -1)
return NULL;
ret = clock_settime((clockid_t)clk_id, &tp);
if (ret != 0) {
PyErr_SetFromErrno(PyExc_IOError);
return NULL;
}
Py_RETURN_NONE;
}
PyDoc_STRVAR(clock_settime_doc,
"clock_settime(clk_id, time)\n\
\n\
Set the time of the specified clock clk_id.");
#endif
#ifdef HAVE_CLOCK_GETRES
@ -983,6 +1010,9 @@ static PyMethodDef time_methods[] = {
#ifdef HAVE_CLOCK_GETTIME
{"clock_gettime", time_clock_gettime, METH_VARARGS, clock_gettime_doc},
#endif
#ifdef HAVE_CLOCK_GETTIME
{"clock_settime", time_clock_settime, METH_VARARGS, clock_settime_doc},
#endif
#ifdef HAVE_CLOCK_GETRES
{"clock_getres", time_clock_getres, METH_VARARGS, clock_getres_doc},
#endif