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bpo-31904: Add time module support for VxWorks RTOS #12305

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Merged
vstinner merged 8 commits into from
Apr 15, 2019
Merged

bpo-31904: Add time module support for VxWorks RTOS #12305

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922303f
support time module for VxWorks
pxinwr Mar 13, 2019
58b990f
Fix test_time failures for VxWorks
pxinwr Mar 13, 2019
5899df0
add news file
pxinwr Mar 13, 2019
219af22
report OverflowError for 2038 issue on VxWorks
pxinwr Apr 2, 2019
0d2e172
state time.clock() is not supported for VxWorks in docs
pxinwr Apr 2, 2019
090f73c
Merge remote-tracking branch 'upstream/master' into fix-issue-31904-time
pxinwr Apr 15, 2019
18da015
rephrase VxWorks not supporting clock()
pxinwr Apr 15, 2019
a30457d
use clocks.append to avoid code duplication
pxinwr Apr 15, 2019
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report OverflowError for 2038 issue on VxWorks
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@pxinwr
pxinwr committed Apr 2, 2019
commit 219af22df1ac48597b2b0ee631a7f99b8b46af82
8 changes: 1 addition & 7 deletions Lib/test/test_time.py
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Expand Up @@ -314,13 +314,7 @@ def test_ctime(self):
self.assertEqual(time.ctime(t), 'Sun Sep 16 01:03:52 1973')
t = time.mktime((2000, 1, 1, 0, 0, 0, 0, 0, -1))
self.assertEqual(time.ctime(t), 'Sat Jan 1 00:00:00 2000')
# the largest year on VxWorks is 2038
if 'vxworks' in sys.platform :
range = [-100, 100, 1000, 2000]
else:
range = [-100, 100, 1000, 2000, 2050, 10000]

for year in range:
for year in [-100, 100, 1000, 2000, 2050, 10000]:
try:
testval = time.mktime((year, 1, 10) + (0,)*6)
except (ValueError, OverflowError):
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15 changes: 10 additions & 5 deletions Modules/timemodule.c
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Expand Up @@ -1005,18 +1005,23 @@ time_mktime(PyObject *self, PyObject *tup)
{
return NULL;
}
#ifndef _AIX
buf.tm_wday = -1; /* sentinel; original value ignored */
tt = mktime(&buf);
#else

#if defined(_AIX) || (defined(__VXWORKS__) && !defined(_WRS_CONFIG_LP64))
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/* year < 1902 or year > 2037 */
if ((buf.tm_year < 2) || (buf.tm_year > 137)) {
/* Issue #19748: On AIX, mktime() doesn't report overflow error for
* timestamp < -2^31 or timestamp > 2**31-1. */
* 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

#ifndef _AIX
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buf.tm_wday = -1; /* sentinel; original value ignored */
tt = mktime(&buf);
#else
year = buf.tm_year;
/* year < 1970 - adjust buf.tm_year into legal range */
while (buf.tm_year < 70) {
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