epics/pcas
0
0
Fork 0
Code Issues Pull Requests Projects Wiki Activity

Create dummy context for threads not created by epicsThreadCreate().

Browse Source 
This is needed by jca.
 CVS: ----------------------------------------------------------------------
This commit is contained in:
W. Eric Norum
2003-05-01 22:21:58 +00:00
parent c0bc7a55e9
commit 9b280179bf
1 changed files with 39 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
src/libCom/osi/os/posix/osdThread.c
View File

@@ -136,6 +136,18 @@ static int getOssPriorityValue(epicsThreadOSD *pthreadInfo)
return((int)oss);
}
static epicsThreadOSD * create_threadInfo(const char *name)
{
epicsThreadOSD *pthreadInfo;
int status;
pthreadInfo = callocMustSucceed(1,sizeof(*pthreadInfo),"create_threadInfo");
pthreadInfo->suspendEvent = epicsEventMustCreate(epicsEventEmpty);
pthreadInfo->name = mallocMustSucceed(strlen(name)+1,"create_threadInfo");
strcpy(pthreadInfo->name,name);
return pthreadInfo;
}
static epicsThreadOSD * init_threadInfo(const char *name,
unsigned int priority, unsigned int stackSize,
EPICSTHREADFUNC funptr,void *parm)
@@ -143,7 +155,7 @@ static epicsThreadOSD * init_threadInfo(const char *name,
epicsThreadOSD *pthreadInfo;
int status;
pthreadInfo = callocMustSucceed(1,sizeof(*pthreadInfo),"init_threadInfo");
pthreadInfo = create_threadInfo(name);
pthreadInfo->createFunc = funptr;
pthreadInfo->createArg = parm;
status = pthread_attr_init(&pthreadInfo->attr);
@@ -178,9 +190,6 @@ static epicsThreadOSD * init_threadInfo(const char *name,
&pthreadInfo->attr,PTHREAD_EXPLICIT_SCHED);
if(errVerbose) checkStatusOnce(status,"pthread_attr_setinheritsched");
#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
pthreadInfo->suspendEvent = epicsEventMustCreate(epicsEventEmpty);
pthreadInfo->name = mallocMustSucceed(strlen(name)+1,"epicsThreadCreate");
strcpy(pthreadInfo->name,name);
return(pthreadInfo);
}
@@ -481,11 +490,37 @@ void epicsThreadSleep(double seconds)
nanosleep(&delayTime,&remainingTime);
}
/*
* Create dummy context for threads not created by epicsThreadCreate()
*/
static epicsThreadOSD *createImplicit(void)
{
epicsThreadOSD *pthreadInfo;
char name[64];
pthread_t tid;
int status;
tid = pthread_self();
sprintf(name, "thr%lu", (unsigned long)tid);
pthreadInfo = create_threadInfo(name);
pthreadInfo->tid = tid;
status = pthread_mutex_lock(&listLock);
checkStatusQuit(status,"pthread_mutex_lock","createImplicit");
ellAdd(&pthreadList,&pthreadInfo->node);
status = pthread_mutex_unlock(&listLock);
checkStatusQuit(status,"pthread_mutex_unlock","createImplicit");
status = pthread_setspecific(getpthreadInfo,(void *)pthreadInfo);
checkStatusOnceQuit(status,"pthread_setspecific","createImplicit");
return pthreadInfo;
}
epicsThreadId epicsThreadGetIdSelf(void) {
epicsThreadOSD *pthreadInfo;
if(!epicsThreadInitCalled) epicsThreadInit();
pthreadInfo = (epicsThreadOSD *)pthread_getspecific(getpthreadInfo);
if(pthreadInfo==NULL)
pthreadInfo = createImplicit();
assert ( pthreadInfo );
return(pthreadInfo);
}