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bpo-31904: Port the time module on VxWorks (GH-12305)

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time.clock() is not available on VxWorks.
This commit is contained in:
pxinwr 2019-04-15 17:06:21 +08:00 committed by Victor Stinner
parent 236d0b75c4
commit f1464f4d2e
4 changed files with 15 additions and 5 deletions
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2
Doc/library/time.rst
View File

@ -153,6 +153,8 @@ Functions
:c:func:`QueryPerformanceCounter`. The resolution is typically better than one
microsecond.
.. availability:: Windows, Unix. Not available on VxWorks.
.. deprecated:: 3.3
The behaviour of this function depends on the platform: use
:func:`perf_counter` or :func:`process_time` instead, depending on your

6
Lib/test/test_time.py
View File

@ -88,6 +88,8 @@ class TimeTestCase(unittest.TestCase):
check_ns(time.clock_gettime(time.CLOCK_REALTIME),
time.clock_gettime_ns(time.CLOCK_REALTIME))
@unittest.skipUnless(hasattr(time, 'clock'),
'need time.clock()')
def test_clock(self):
with self.assertWarns(DeprecationWarning):
time.clock()
@ -549,7 +551,9 @@ class TimeTestCase(unittest.TestCase):
self.assertRaises(ValueError, time.ctime, float("nan"))
def test_get_clock_info(self):
clocks = ['clock', 'monotonic', 'perf_counter', 'process_time', 'time']
clocks = ['monotonic', 'perf_counter', 'process_time', 'time']
if hasattr(time, 'clock'):
clocks.append('clock')
for name in clocks:
if name == 'clock':

1
Misc/NEWS.d/next/Library/2019-03-13-16-48-42.bpo-31904.9sjd38.rst Normal file
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@ -0,0 +1 @@
Add time module support and fix test_time faiures for VxWorks.

11
Modules/timemodule.c
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@ -145,7 +145,7 @@ perf_counter(_Py_clock_info_t *info)
return _PyFloat_FromPyTime(t);
}
#if defined(MS_WINDOWS) || defined(HAVE_CLOCK)
#if (defined(MS_WINDOWS) || defined(HAVE_CLOCK)) && !defined(__VXWORKS__)
#define PYCLOCK
static PyObject*
pyclock(_Py_clock_info_t *info)
@ -765,7 +765,7 @@ time_strftime(PyObject *self, PyObject *args)
return NULL;
}
#if defined(_MSC_VER) || (defined(__sun) && defined(__SVR4)) || defined(_AIX)
#if defined(_MSC_VER) || (defined(__sun) && defined(__SVR4)) || defined(_AIX) || defined(__VXWORKS__)
if (buf.tm_year + 1900 < 1 || 9999 < buf.tm_year + 1900) {
PyErr_SetString(PyExc_ValueError,
"strftime() requires year in [1; 9999]");
@ -1001,18 +1001,21 @@ time_mktime(PyObject *self, PyObject *tm_tuple)
return NULL;
}
#ifdef _AIX
#if defined(_AIX) || (defined(__VXWORKS__) && !defined(_WRS_CONFIG_LP64))
/* bpo-19748: AIX mktime() valid range is 00:00:00 UTC, January 1, 1970
to 03:14:07 UTC, January 19, 2038. Thanks to the workaround below,
it is possible to support years in range [1902; 2037] */
if (tm.tm_year < 2 || tm.tm_year > 137) {
/* bpo-19748: On AIX, mktime() does not report overflow error
for timestamp < -2^31 or timestamp > 2**31-1. */
for timestamp < -2^31 or timestamp > 2**31-1. VxWorks has the
same issue when working in 32 bit mode. */
PyErr_SetString(PyExc_OverflowError,
"mktime argument out of range");
return NULL;
}
#endif
#ifdef _AIX
/* bpo-34373: AIX mktime() has an integer overflow for years in range
[1902; 1969]. Workaround the issue by using a year greater or equal than
1970 (tm_year >= 70): mktime() behaves correctly in that case