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| author | Victor Stinner <victor.stinner@gmail.com> | 2017-10-10 09:51:50 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-10-10 09:51:50 (GMT) |
| commit | a997c7b434631f51e00191acea2ba6097691e859 (patch) | |
| tree | 1626ff43ab1ace99e035474b1727a08f22e65404 /Include | |
| parent | 14aa00b519c827578648f2c006ad0ac8058cf6a1 (diff) | |
| download | cpython-a997c7b434631f51e00191acea2ba6097691e859.zip cpython-a997c7b434631f51e00191acea2ba6097691e859.tar.gz cpython-a997c7b434631f51e00191acea2ba6097691e859.tar.bz2 | |
bpo-31415: Add _PyTime_GetPerfCounter() and use it for -X importtime (#3936)
* Add _PyTime_GetPerfCounter()
* Use _PyTime_GetPerfCounter() for -X importtime
Diffstat (limited to 'Include')
| -rw-r--r-- | Include/pytime.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Include/pytime.h b/Include/pytime.h index 87ac7fc..95d482f 100644 --- a/Include/pytime.h +++ b/Include/pytime.h @@ -192,6 +192,22 @@ PyAPI_FUNC(int) _PyTime_localtime(time_t t, struct tm *tm); Return 0 on success, raise an exception and return -1 on error. */ PyAPI_FUNC(int) _PyTime_gmtime(time_t t, struct tm *tm); +#ifdef MS_WINDOWS +PyAPI_FUNC(int) _PyTime_GetWinPerfCounterWithInfo( + _PyTime_t *t, + _Py_clock_info_t *info); +#endif + +/* Get the performance counter: clock with the highest available resolution to + measure a short duration. */ +PyAPI_FUNC(_PyTime_t) _PyTime_GetPerfCounter(void); + +/* Similar to _PyTime_GetPerfCounter(), + but get also clock info if info is non-NULL. */ +PyAPI_FUNC(int) _PyTime_GetPerfCounterWithInfo( + _PyTime_t *t, + _Py_clock_info_t *info); + #ifdef __cplusplus } #endif |