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Issue #22043: time.monotonic() is now always available

Browse source 
threading.Lock.acquire(), threading.RLock.acquire() and socket operations now
use a monotonic clock, instead of the system clock, when a timeout is used.
This commit is contained in:
Victor Stinner 2014-09-02 23:18:25 +02:00
parent 9bb758cee7
commit ae58649721
17 changed files with 226 additions and 176 deletions
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4
Modules/_threadmodule.c
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@ -57,7 +57,7 @@ acquire_timed(PyThread_type_lock lock, PY_TIMEOUT_T microseconds)
if (microseconds > 0) {
_PyTime_gettimeofday(&endtime);
_PyTime_monotonic(&endtime);
endtime.tv_sec += microseconds / (1000 * 1000);
endtime.tv_usec += microseconds % (1000 * 1000);
}
@ -83,7 +83,7 @@ acquire_timed(PyThread_type_lock lock, PY_TIMEOUT_T microseconds)
/* If we're using a timeout, recompute the timeout after processing
* signals, since those can take time. */
if (microseconds > 0) {
_PyTime_gettimeofday(&curtime);
_PyTime_monotonic(&curtime);
microseconds = ((endtime.tv_sec - curtime.tv_sec) * 1000000 +
(endtime.tv_usec - curtime.tv_usec));