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cwThread.h/cpp : Added stateTimeOutMicros() and pauseMicros().

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This commit is contained in:
kevin 2024-02-14 11:30:02 -05:00
parent 864142b9f0
commit b721d11b1a
2 changed files with 22 additions and 4 deletions
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23
cwThread.cpp
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@ -37,7 +37,7 @@ namespace cw
inline thread_t* _handleToPtr(handle_t h) { return handleToPtr<handle_t,thread_t>(h); } inline thread_t* _handleToPtr(handle_t h) { return handleToPtr<handle_t,thread_t>(h); }
// Called from client thread to wait for the internal thread to transition to a specified state. // Called from client thread to wait for the internal thread to transition to a specified state.
rc_t _waitForState( thread_t* p, unsigned stateId ) rc_t _waitForState( thread_t* p, stateId_t stateId )
{ {
unsigned waitTimeMicroSecs = 0; unsigned waitTimeMicroSecs = 0;
stateId_t curStateId; stateId_t curStateId;
@ -54,7 +54,7 @@ namespace cw
waitTimeMicroSecs += p->sleepMicros; waitTimeMicroSecs += p->sleepMicros;
}while( waitTimeMicroSecs < p->stateMicros ); }while( waitTimeMicroSecs < p->stateMicros );
return curStateId==stateId ? kOkRC : kTimeOutRC; return curStateId==stateId ? kOkRC : kTimeOutRC;
} }
@ -143,6 +143,7 @@ cw::rc_t cw::thread::create( handle_t& hRef, cbFunc_t func, void* funcArg, int s
rc = cwLogSysError(kOpFailRC,sysRC,"Thread attribute init failed."); rc = cwLogSysError(kOpFailRC,sysRC,"Thread attribute init failed.");
} }
else else
{
/* /*
// Creating the thread in a detached state should prevent it from leaking memory when // Creating the thread in a detached state should prevent it from leaking memory when
@ -160,6 +161,7 @@ cw::rc_t cw::thread::create( handle_t& hRef, cbFunc_t func, void* funcArg, int s
p->stateId = kNotInitThId; p->stateId = kNotInitThId;
rc = cwLogSysError(kOpFailRC,sysRC,"Thread create failed."); rc = cwLogSysError(kOpFailRC,sysRC,"Thread create failed.");
} }
}
hRef.set(p); hRef.set(p);
return rc; return rc;
@ -205,7 +207,7 @@ cw::rc_t cw::thread::pause( handle_t h, unsigned cmdFlags )
thread_t* p = _handleToPtr(h); thread_t* p = _handleToPtr(h);
stateId_t curStateId = p->stateId.load(std::memory_order_acquire); stateId_t curStateId = p->stateId.load(std::memory_order_acquire);
bool isPausedFl = curStateId == kPausedThId; bool isPausedFl = curStateId == kPausedThId;
unsigned waitId; stateId_t waitId;
if( isPausedFl == pauseFl ) if( isPausedFl == pauseFl )
return kOkRC; return kOkRC;
@ -225,7 +227,7 @@ cw::rc_t cw::thread::pause( handle_t h, unsigned cmdFlags )
rc = _waitForState(p,waitId); rc = _waitForState(p,waitId);
if( rc != kOkRC ) if( rc != kOkRC )
cwLogError(rc,"Thread timed out waiting for '%s'.", pauseFl ? "pause" : "un-pause"); cwLogError(rc,"Thread timed out waiting for '%s'. pauseMicros:%i stateMicros:%i sleepMicros:%i", pauseFl ? "pause" : "un-pause",p->pauseMicros,p->stateMicros,p->sleepMicros);
return rc; return rc;
@ -256,6 +258,19 @@ cw::thread::thread_id_t cw::thread::id()
return id.u.id; return id.u.id;
} }
unsigned cw::thread::stateTimeOutMicros( handle_t h)
{
thread_t* p = _handleToPtr(h);
return p->stateMicros;
}
unsigned cw::thread::pauseMicros( handle_t h )
{
thread_t* p = _handleToPtr(h);
return p->pauseMicros;
}
namespace cw namespace cw
{ {
bool _threadTestCb( void* p ) bool _threadTestCb( void* p )

3
cwThread.h
View File

@ -35,6 +35,9 @@ namespace cw
// Return the thread id of the calling context. // Return the thread id of the calling context.
thread_id_t id(); thread_id_t id();
unsigned stateTimeOutMicros( handle_t h);
unsigned pauseMicros( handle_t h );
} }
rc_t threadTest(); rc_t threadTest();
} }