diff options
| author | Thiago Macieira <thiago.macieira@intel.com> | 2016-05-22 20:06:57 -0700 |
|---|---|---|
| committer | Thiago Macieira <thiago.macieira@intel.com> | 2018-03-03 20:53:26 +0000 |
| commit | fd207c06b81b12086bdf80e4fa7b393bf1f424d6 (patch) | |
| tree | 1ef07d6c699ed66647207c9b42edbec2f11743d7 /src/corelib/thread/qwaitcondition.h | |
| parent | 8c04a5e9640df0f1b2f533ee5fa698e2f466ad1f (diff) | |
Port QWaitCondition to QDeadlineTimer
Since pthread_cond_timedwait takes absolute time instead of relative
time like most POSIX API, there's a small gain in performance here: we
avoid an extra system call to get the current time.
Task-number: QTBUG-64266
Change-Id: I25d85d86649448d5b2b3fffd1451138568091f50
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Diffstat (limited to 'src/corelib/thread/qwaitcondition.h')
| -rw-r--r-- | src/corelib/thread/qwaitcondition.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/corelib/thread/qwaitcondition.h b/src/corelib/thread/qwaitcondition.h index a0c6766833..e42efbdfca 100644 --- a/src/corelib/thread/qwaitcondition.h +++ b/src/corelib/thread/qwaitcondition.h @@ -49,6 +49,7 @@ QT_BEGIN_NAMESPACE #ifndef QT_NO_THREAD +class QDeadlineTimer; class QWaitConditionPrivate; class QMutex; class QReadWriteLock; @@ -59,8 +60,11 @@ public: QWaitCondition(); ~QWaitCondition(); + // ### Qt 6: remove unsigned long overloads bool wait(QMutex *lockedMutex, unsigned long time = ULONG_MAX); + bool wait(QMutex *lockedMutex, QDeadlineTimer deadline); bool wait(QReadWriteLock *lockedReadWriteLock, unsigned long time = ULONG_MAX); + bool wait(QReadWriteLock *lockedReadWriteLock, QDeadlineTimer deadline); void wakeOne(); void wakeAll(); |