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| author | Martin v. Löwis <martin@v.loewis.de> | 2008-12-29 18:17:34 (GMT) |
|---|---|---|
| committer | Martin v. Löwis <martin@v.loewis.de> | 2008-12-29 18:17:34 (GMT) |
| commit | 03824e45f67715b58eb03397c6a58aaaecf637fb (patch) | |
| tree | e3264da9d81f3308d36dfca3420782ab5eb92abf /Modules/posixmodule.c | |
| parent | 7af65568ffd047de653ec9a87e4217bbfdc9d43c (diff) | |
| download | cpython-03824e45f67715b58eb03397c6a58aaaecf637fb.zip cpython-03824e45f67715b58eb03397c6a58aaaecf637fb.tar.gz cpython-03824e45f67715b58eb03397c6a58aaaecf637fb.tar.bz2 | |
Issue #1040026: Fix os.times result on systems where HZ is incorrect.
Diffstat (limited to 'Modules/posixmodule.c')
| -rw-r--r-- | Modules/posixmodule.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c index 409974a..a1c3444 100644 --- a/Modules/posixmodule.c +++ b/Modules/posixmodule.c @@ -5957,10 +5957,6 @@ posix_symlink(PyObject *self, PyObject *args) #ifdef HAVE_TIMES -#ifndef HZ -#define HZ 60 /* Universal constant :-) */ -#endif /* HZ */ - #if defined(PYCC_VACPP) && defined(PYOS_OS2) static long system_uptime(void) @@ -5986,6 +5982,8 @@ posix_times(PyObject *self, PyObject *noargs) (double)system_uptime() / 1000); } #else /* not OS2 */ +#define NEED_TICKS_PER_SECOND +static long ticks_per_second = -1; static PyObject * posix_times(PyObject *self, PyObject *noargs) { @@ -5996,11 +5994,11 @@ posix_times(PyObject *self, PyObject *noargs) if (c == (clock_t) -1) return posix_error(); return Py_BuildValue("ddddd", - (double)t.tms_utime / HZ, - (double)t.tms_stime / HZ, - (double)t.tms_cutime / HZ, - (double)t.tms_cstime / HZ, - (double)c / HZ); + (double)t.tms_utime / ticks_per_second, + (double)t.tms_stime / ticks_per_second, + (double)t.tms_cutime / ticks_per_second, + (double)t.tms_cstime / ticks_per_second, + (double)c / ticks_per_second); } #endif /* not OS2 */ #endif /* HAVE_TIMES */ @@ -8962,6 +8960,15 @@ INITFUNC(void) statvfs_result_desc.name = MODNAME ".statvfs_result"; PyStructSequence_InitType(&StatVFSResultType, &statvfs_result_desc); +#ifdef NEED_TICKS_PER_SECOND +# if defined(HAVE_SYSCONF) && defined(_SC_CLK_TCK) + ticks_per_second = sysconf(_SC_CLK_TCK); +# elif defined(HZ) + ticks_per_second = HZ; +# else + ticks_per_second = 60; /* magic fallback value; may be bogus */ +# endif +#endif } Py_INCREF((PyObject*) &StatResultType); PyModule_AddObject(m, "stat_result", (PyObject*) &StatResultType); |