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Implement task priorities and message queues

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This commit is contained in:
Douglas Clowes
2015-07-29 17:47:46 +10:00
parent 0db57b9bae
commit eff54a5fd9
24 changed files with 1440 additions and 269 deletions
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6
background.c
View File

@ -28,6 +28,7 @@ static void KillBckTask(void *data)
if (self->command) {
free(self->command);
}
free(self);
}
/*---------------------------------------------------------------------------*/
@ -44,6 +45,7 @@ static int BackgroundTask(void *data)
/*----------------------------------------------------------------------------*/
int BackgroundCommand(SConnection * pCon, char *command)
{
long lID;
pBckTask self = NULL;
self = calloc(1, sizeof(BckTask));
@ -58,7 +60,8 @@ int BackgroundCommand(SConnection * pCon, char *command)
return 0;
}
TaskRegisterN(pServ->pTasker, self->command, BackgroundTask, NULL, KillBckTask, self, 1);
lID = TaskRegisterN(pServ->pTasker, self->command, BackgroundTask, NULL, KillBckTask, self, TASK_PRIO_LOW);
SCPrintf(pCon, eValue, "bg = %ld", lID);
return 1;
}
@ -76,7 +79,6 @@ int BackgroundAction(SConnection * pCon, SicsInterp * pSics,
SCWrite(pCon, "ERROR: out of memory starting task", eError);
return 0;
}
SCSendOK(pCon);
return 1;
}

2
commandlog.c
View File

@ -491,7 +491,7 @@ int CommandLog(SConnection * pCon, SicsInterp * pSics, void *pData,
SCWrite(pCon, "ERROR: autologging is already active", eError);
return 0;
}
TaskRegisterN(pServ->pTasker, "autologger", AutoTask, NULL, NULL, NULL, 1);
TaskRegisterN(pServ->pTasker, "autologger", AutoTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
SCSendOK(pCon);
iAutoActive = 1;
return 1;

10
conman.c
View File

@ -452,7 +452,10 @@ SConnection *SCCopyConnection(SConnection * pCon)
result->iMacro = pCon->iMacro;
result->iTelnet = pCon->iTelnet;
result->iOutput = pCon->iOutput;
result->write = pCon->write;
if (pCon->oldWriteFunc != NULL)
result->write = pCon->oldWriteFunc;
else
result->write = pCon->write;
result->listening = pCon->listening;
result->eInterrupt = pCon->eInterrupt;
result->inUse = pCon->inUse;
@ -467,7 +470,6 @@ SConnection *SCCopyConnection(SConnection * pCon)
result->contextStack = -1;
result->iList = -1;
result->runLevel = pCon->runLevel;
result->data = pCon->data;
return result;
}
@ -2272,7 +2274,7 @@ int LogCapture(SConnection * pCon, SicsInterp * pSics, void *pData,
if (code_bits & (1 << i)) {
if (GetDynStringLength(buffer) > 0)
DynStringConcatChar(buffer, ',');
DynStringConcat(buffer, OutCodeToTxt(i));
DynStringConcat(buffer, (char *)OutCodeToTxt(i));
}
}
SCPrintf(pCon, eLog, "getlog %s", GetCharArray(buffer));
@ -2291,7 +2293,7 @@ int LogCapture(SConnection * pCon, SicsInterp * pSics, void *pData,
if (code_bits & (1 << i)) {
if (GetDynStringLength(buffer) > 0)
DynStringConcatChar(buffer, ',');
DynStringConcat(buffer, OutCodeToTxt(i));
DynStringConcat(buffer, (char *)OutCodeToTxt(i));
}
}
SCPrintf(pCon, eLog, "getlog %s", GetCharArray(buffer));

3
devexec.c
View File

@ -250,7 +250,6 @@ int StartDevice(pExeList self, char *name, pObjectDescriptor pDes,
char *overwriteOption;
float oldVal;
long taskID;
pTaskGroupData taskGroup = NULL;
assert(self);
assert(pDes);
@ -329,7 +328,7 @@ int StartDevice(pExeList self, char *name, pObjectDescriptor pDes,
self->lTask = TaskRegisterN(self->pTask,"devexec",
DevExecTask,
DevExecSignal,
NULL, self,1);
NULL, self,TASK_PRIO_HIGH);
}
pCon->conStatus = HWBusy;
return 1;

2
devser.c
View File

@ -311,7 +311,7 @@ DevSer *DevMake(SConnection * con, int argc, char *argv[])
devser->status = AsconUnconnected;
devser->startTime = -1;
TaskRegisterN(pServ->pTasker, AsconHostport(ascon),
DevQueueTask, NULL, NULL, devser, 0);
DevQueueTask, NULL, NULL, devser, TASK_PRIO_HIGH);
return devser;
}

2
diffscan.c
View File

@ -475,7 +475,7 @@ int RunDiffScan(pDiffScan self, pScanData pScan,
InvokeCallBack(self->scanObject->pCall, SCANSTART, self->scanObject);
lID = TaskRegisterN(pServ->pTasker,"diffscan", DiffScanTask, NULL, NULL, self, 10);
lID = TaskRegisterN(pServ->pTasker,"diffscan", DiffScanTask, NULL, NULL, self, TASK_PRIO_HIGH);
TaskWait(pServ->pTasker, lID);

4
interface.c
View File

@ -284,7 +284,7 @@ long StartDriveTask(void *obj, SConnection *pCon, char *name, float fTarget)
DriveTaskFunc,
DriveTaskSignal,
KillDriveTaskData,
taskData,0);
taskData, TASK_PRIO_HIGH);
}
/*--------------------------------------------------------------------------*/
pICountable GetCountableInterface(void *pObject)
@ -430,7 +430,7 @@ long StartCountTask(void *obj, SConnection *pCon, char *name)
CountTaskFunc,
CountTaskSignal,
KillCountTaskData,
taskData,0);
taskData, TASK_PRIO_HIGH);
}
/*--------------------------------------------------------------------------*/

16
nread.c
View File

@ -224,9 +224,9 @@ static int NetReadAccept(pNetRead self, mkChannel * pSock)
} else {
/* register the connection and create a task for it here */
NetReadRegister(self, pNew, command, pRes);
TaskRegister(self->pMain->pTasker,
TaskRegisterN(self->pMain->pTasker, "NetReadAccept",
SCTaskFunction,
SCSignalFunction, SCDeleteConnection, pRes, 1);
SCSignalFunction, SCDeleteConnection, pRes, TASK_PRIO_LOW);
SCSendOK(pRes);
return 1;
}
@ -377,8 +377,8 @@ static int TelnetAccept(pNetRead self, mkChannel * pSock)
/* register connection and task */
pRes->iTelnet = 1;
NetReadRegister(self, pNew, tcommand, pRes);
TaskRegister(self->pMain->pTasker,
TelnetTask, TelnetSignal, DeleteTelnet, pTel, 1);
TaskRegisterN(self->pMain->pTasker," TelnetAccept",
TelnetTask, TelnetSignal, DeleteTelnet, pTel, TASK_PRIO_LOW);
return 1;
}
} else {
@ -896,8 +896,8 @@ int NetReadWait4Data(pNetRead self, int iSocket)
pNew->pChan = pChan;
pNew->iEnd = 0;
pNew->pRead = self;
lID = TaskRegister(self->pMain->pTasker,
Wait4ReadTask, ReadWaitSignal, ReadWaitFree, pNew, 0);
lID = TaskRegisterN(self->pMain->pTasker, "NetReadWait4Data",
Wait4ReadTask, ReadWaitSignal, ReadWaitFree, pNew, TASK_PRIO_HIGH);
/* wait for finish */
TaskWait(self->pMain->pTasker, lID);
@ -1127,7 +1127,7 @@ static int CommandAcceptCB(int handle, void *userData)
TaskRegisterN(pServ->pTasker,
buffer,
SCTaskFunction,
SCSignalFunction, SCDeleteConnection, pCon, 1);
SCSignalFunction, SCDeleteConnection, pCon, TASK_PRIO_LOW);
ANETsetReadCallback(handle, CommandDataCB, usData, killCommandCBData);
SCSendOK(pCon);
return 1;
@ -1343,7 +1343,7 @@ static int TelnetAcceptCB(int handle, void *userData)
snprintf(buffer,sizeof(buffer),"con%ld", pCon->ident);
TaskRegisterN(pServ->pTasker,
buffer,
TelnetTask, TelnetSignal, DeleteTelnet, pTel, 1);
TelnetTask, TelnetSignal, DeleteTelnet, pTel, TASK_PRIO_LOW);
ANETsetReadCallback(handle, ANETTelnetProcess,
usData, killCommandCBData);
SCSendOK(pCon);

17
nserver.c
View File

@ -43,8 +43,6 @@
extern int openDevexecLog(); /* in devexec.c */
extern int NetWatchTask(void *pData); /* in nwatch.c */
/* ========================= Less dreadful file statics =================== */
/*------------------------------------------------------------------------*/
static void StopExit(void)
{
@ -116,13 +114,14 @@ int InitServer(char *file, pServer * pServ)
assert(self->pSics);
/* initialise tasker */
assert(TaskerInit(&self->pTasker));
TaskerInit(&self->pTasker);
assert(self->pTasker != NULL);
pSICSOptions = IFAddOption(pSICSOptions, "ConnectionCount", "0");
pSICSOptions = IFAddOption(pSICSOptions, "ConMask", "0");
/* initialize the network watcher */
TaskRegister(self->pTasker, NetWatchTask, NULL, NULL, NULL, 1);
TaskRegisterN(self->pTasker, "nwatch", NetWatchTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
/* initialise the server from script */
SetWriteHistory(0);
@ -183,7 +182,7 @@ int InitServer(char *file, pServer * pServ)
iCommandTimeOut)) != NULL);
TaskRegisterN(self->pTasker, "Network Reader",
NetReaderTask, NetReaderSignal, NULL, /* call DeleteNetReader later than TaskerDelete */
pReader, 1);
pReader, TASK_PRIO_HIGH);
self->pReader = pReader;
/* the socket */
@ -245,17 +244,17 @@ int InitServer(char *file, pServer * pServ)
/* install environment monitor */
self->pMonitor = GetEnvMon(self->pSics);
TaskRegisterN(self->pTasker,"EV Monitor",
EnvMonTask, EnvMonSignal, NULL, self->pMonitor, 1);
EnvMonTask, EnvMonSignal, NULL, self->pMonitor, TASK_PRIO_HIGH);
/* install performance monitor */
pMon = CreatePerfMon(20);
AddCommand(self->pSics, "Performance", PerfMonWrapper, DeletePerfMon,
pMon);
TaskRegisterN(self->pTasker,"perfmon", PerfMonTask, PerfMonSignal, NULL, pMon, 1);
TaskRegisterN(self->pTasker,"perfmon", PerfMonTask, PerfMonSignal, NULL, pMon, TASK_PRIO_HIGH);
/* Install a second one for higher granularity measurement */
pMon = CreatePerfMon(2);
TaskRegisterN(self->pTasker,"perfmon2",
PerfMonTask, PerfMonSignal, DeletePerfMon, pMon, 1);
PerfMonTask, PerfMonSignal, DeletePerfMon, pMon, TASK_PRIO_HIGH);
/* install telnet port */
@ -467,7 +466,7 @@ int UserWait(SConnection * pCon, SicsInterp * pSics, void *pData,
sWait.dFinish = DoubleTime() + (double)fVal;
sWait.iEnd = 0;
lID = TaskRegisterN(pTask,"wait", WaitTask, WaitSignal, NULL, &sWait, 1);
lID = TaskRegisterN(pTask,"wait", WaitTask, WaitSignal, NULL, &sWait, TASK_PRIO_HIGH);
TaskWait(pTask, lID); if (SCGetInterrupt(pCon) != eContinue) {
return 0;
} else {

2
nxupdate.c
View File

@ -81,7 +81,7 @@ static int CountCallback(int iEvent, void *pEventData, void *pUser)
self->nextUpdate = time(NULL) + self->updateIntervall;
self->iEnd = 0;
self->pCon = pCon;
TaskRegisterN(pServ->pTasker, "NXupdater", UpdateTask, NULL, NULL, self, 1);
TaskRegisterN(pServ->pTasker, "NXupdater", UpdateTask, NULL, NULL, self, TASK_PRIO_HIGH);
return 1;
} else if (iEvent == COUNTEND) {
self->iEnd = 1;

2
oscillate.c
View File

@ -165,7 +165,7 @@ static int StartOscillation(pOscillator self, SConnection * pCon)
*/
snprintf(pBueffel,sizeof(pBueffel),"Oscillate-%s", self->pMot->name);
self->taskID = TaskRegisterN(pServ->pTasker,pBueffel,
OscillationTask, NULL, NULL, self, 10);
OscillationTask, NULL, NULL, self, TASK_PRIO_HIGH);
if (self->taskID < 0) {
SCWrite(pCon, "ERROR: failed to start oscillation task", eError);
return 0;

2
remob.c
View File

@ -954,7 +954,7 @@ static RemServer *RemServerInit(char *name, char *host, int port)
remserver->interestActive = 0;
remserver->forwardMessages = 1;
TaskRegisterN(pServ->pTasker,name, RemServerTask, NULL, RemServerKill,
remserver, 1);
remserver, TASK_PRIO_HIGH);
return remserver;
}

4
scriptcontext.c
View File

@ -523,7 +523,7 @@ static char *SctActionHandler(void *actionData, char *lastReply,
traceIO(data->controller->node->name, "ERROR: action {%s} in {%s} node %s:\nERROR: %s",
data->name, origScript, path, result);
} else {
traceIO("sctunknown", "reply:%s", "ERROR: action {%s} in {%s} node %s:\nERROR: %s",
traceIO("sctunknown", "ERROR: action {%s} in {%s} node %s:\nERROR: %s",
data->name, origScript, path, result);
}
}
@ -1842,7 +1842,7 @@ static void SctKillController(void *c)
if (pServ->pTasker) {
TaskRegisterN(pServ->pTasker,"killsct", SctDeferredTask, NULL, SctDeferredFree,
controller, 0);
controller, TASK_PRIO_HIGH);
} else {
free(controller);
}

2
serialwait.c
View File

@ -195,7 +195,7 @@ int SerialSicsExecute(void **pData, char *pCommand,
/* start task */
lTask = TaskRegisterN(pServ->pTasker,"serialwait",
SWTask, SWSignal, NULL, &control, 1);
SWTask, SWSignal, NULL, &control, TASK_PRIO_LOW);
/* wait for it to end */
TaskWait(pServ->pTasker, lTask);

2
sicscron.c
View File

@ -237,7 +237,7 @@ int MakeCron(SConnection * pCon, SicsInterp * pSics, void *pData,
}
pNew->stat = StatisticsNew(cmd);
TaskRegisterN(pServ->pTasker, cmd, CronTask, CronSignal, KillCron, pNew, 1);
TaskRegisterN(pServ->pTasker, cmd, CronTask, CronSignal, KillCron, pNew, TASK_PRIO_LOW);
SCSendOK(pCon);
return 1;
}

2
sicsexit.c
View File

@ -76,7 +76,7 @@ int SicsExit(SConnection * pCon, SicsInterp * pInterp, void *pData,
if (SCMatchRights(pCon, usMugger)) { /* only Muggers are allowed to do it */
SetInterrupt(eEndServer);
lID = TaskRegisterN(pTask,"exittask", WaitTask, NULL, NULL, NULL, 1);
lID = TaskRegisterN(pTask,"exittask", WaitTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
TaskWait(pTask, lID);
TaskStop(pTask);
return 1;

2
sicspoll.c
View File

@ -379,7 +379,7 @@ int InstallSICSPoll(SConnection * pCon, SicsInterp * pSics, void *pData,
pNew->pCon = defCon;
pNew->nPoll = 3;
TaskRegisterN(pServ->pTasker,"sicspoll", PollTask, SicsPollSignal, NULL, pNew, 10);
TaskRegisterN(pServ->pTasker,"sicspoll", PollTask, SicsPollSignal, NULL, pNew, TASK_PRIO_HIGH);
if (argc > 1) {
AddCommand(pSics, argv[1], SICSPollWrapper, killSicsPoll, pNew);

2
sicspoll.tc
View File

@ -292,7 +292,7 @@ static void printPollList(pSicsPoll self, SConnection *pCon){
pNew->pCon = defCon;
pNew->nPoll = 3;
TaskRegister(pServ->pTasker,PollTask,SicsPollSignal,NULL,pNew, 10);
TaskRegister(pServ->pTasker,PollTask,SicsPollSignal,NULL,pNew, TASK_PRIO_HIGH);
if(argc > 1){
AddCommand(pSics,argv[1],SICSPollWrapper,

2
status.c
View File

@ -504,5 +504,5 @@ static int StatusTask(void *data)
void InitStatus(void)
{
BuildStatusChain();
TaskRegisterN(pServ->pTasker,"statustask",StatusTask, NULL, NULL, NULL,1);
TaskRegisterN(pServ->pTasker,"statustask",StatusTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
}

6
statusfile.c
View File

@ -296,10 +296,10 @@ static int cleanRestoreErr(pRestoreObj self, SConnection * pCon, int hard)
}
if (errMsg) {
SCWrite(pCon, errMsg, eError);
LLDstringDelete(newErrList);
LLDdeleteString(newErrList);
} else {
/* swap lists */
LLDstringDelete(self->errList);
LLDdeleteString(self->errList);
self->errList = newErrList;
SCPrintf(pCon, eLog, "CleanErr: %d pairs in, %d pairs out", count_in, count_ex);
}
@ -397,5 +397,5 @@ void StatusFileDirty(void)
/*-----------------------------------------------------------------------*/
void StatusFileInit(void)
{
TaskRegisterN(pServ->pTasker, "statusfile", StatusFileTask, NULL, NULL, NULL, 0);
TaskRegisterN(pServ->pTasker, "statusfile", StatusFileTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
}

1014
task.c
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File diff suppressed because it is too large Load Diff

280
task.h
View File

@ -1,26 +1,57 @@
/*---------------------------------------------------------------------------
T A S K
This is a portable task switching module. Tasks are maintained in a
T A S K
This is a portable task switching module. Tasks are maintained in a
circular list and switched in between. Waiting for some task to end,
a yield and a primitive form of inter task communication is implemented.
Mark Koennecke, September 1997
extended to suuport task groups
extended to support task groups
Mark Koennecke, December 2012
copyright: see implementation file
-----------------------------------------------------------------------------*/
#ifndef TASKOMAT
#define TASKOMAT
typedef long TaskTaskID;
typedef long TaskGroupID;
extern TaskTaskID TaskUnknownTaskID, TaskBadTaskID;
extern TaskGroupID TaskUnknownGroupID, TaskBadGroupID;
/*---------------------------------------------------------------------------*/
typedef enum eTaskLogLevel {
eTaskLogNone = 0,
eTaskLogDebug = 1,
eTaskLogInfo = 2,
eTaskLogWarning = 3,
eTaskLogError = 4,
eTaskLogFatal = 5
} eTaskLogLevel;
typedef void (*TaskLogFunc) (eTaskLogLevel, const char *buf);
/*
A TaskLogFunc can be registered for logging activity within the task module.
*/
/*
* Use these values for the Task Priority
*/
#define TASK_PRIO_LOW 10
#define TASK_PRIO_MED 30
#define TASK_PRIO_HIGH 50
/*--------------------------------------------------------------------------*/
typedef struct __TaskHead *pTaskHead;
typedef struct __TaskMan *pTaskMan;
typedef struct __TaskQueue *pTaskQueue;
typedef struct __TaskMessage *pTaskMessage;
/*
two data structure used internally and defined in task.c
*/
/*---------------------------------------------------------------------------*/
typedef int (*TaskFunc) (void *pData);
/*
/*
a task function must be implemented by each task. This function will be
called when it is the tasks turn to execute. This function obtains a
called when it is the tasks turn to execute. This function obtains a
pointer to a user defined data structure as parameter. If the task is going
to end, it has to return 0. It's data structure will be removed by a
KillFunction of the type defined below. If the task is
@ -28,9 +59,15 @@ typedef int (*TaskFunc) (void *pData);
1.
*/
/*--------------------------------------------------------------------------*/
typedef int (*TaskMsgFunc) (void *pData, pTaskMessage pMsg);
/*
* Like the TaskFunc but with a message extracted from the task queue
*/
/*--------------------------------------------------------------------------*/
typedef void (*TaskKillFunc) (void *pData);
/*
Each task using private data structures must define this functions. It's
Each task using private data structures must define this functions. It's
task is to clear the private data structure of the task and free all memory
associated with it. This function will be called automatically by the
Tasker when a task finishes or when the whole Tasker is shut down.
@ -41,23 +78,17 @@ typedef void (*SignalFunc) (void *pUser, int iSignal, void *pSigData);
/*
A SignalFunction can be implemented by each task. It is the means of
inter task communication. The first parameter is a pointer to the
tasks private datastructure. Further parameters are an integer signal ID
and a pointer to a datastructure for this signal. The meaning of signal
tasks private datastructure. Further parameters are an integer signal ID
and a pointer to a datastructure for this signal. The meaning of signal
ID's and signal data structures is up to the client of this code.
*/
/*--------------------------------------------------------------------------*/
typedef struct __TaskHead *pTaskHead;
typedef struct __TaskMan *pTaskMan;
/*
two data structure used internally and defined in task.c
*/
/*===========================================================================
ALL FUNTIONS RETURN 0 on FAILURE, 1 ON SUCCESS WHEN NOT MENTIONED
OTHERWISE
============================================================================*/
int TaskerInit(pTaskMan * self);
/*
Initalises a Task Manager.
Initalises a Task Manager.
*/
int TaskerDelete(pTaskMan * self);
/*
@ -65,7 +96,7 @@ int TaskerDelete(pTaskMan * self);
tasks and the TaskManager.
*/
/*--------------------------------------------------------------------------*/
long TaskRegister(pTaskMan self, TaskFunc pTaskRun,
TaskTaskID TaskRegister(pTaskMan self, TaskFunc pTaskRun,
SignalFunc pSignalFunc,
TaskKillFunc pKillFunc, void *pData, int iPriority);
/*
@ -75,16 +106,16 @@ long TaskRegister(pTaskMan self, TaskFunc pTaskRun,
a SignalFunction [Optional, can be NULL]
a KillFunction for task private data.
[Optional, can be NULL]
a pointer to task private data
a pointer to task private data
[Optional, can be NULL]
a priority for this task. This is currently unused.
a priority for this task. This is currently unused.
On Success a positive value denoting the ID of the task is returned.
On error a negative value is returned.
*/
/*--------------------------------------------------------------------------*/
long TaskRegisterN(pTaskMan self, char *name, TaskFunc pTaskRun,
SignalFunc pSignalFunc,
TaskKillFunc pKillFunc, void *pData, int iPriority);
TaskTaskID TaskRegisterN(pTaskMan self, char *name, TaskFunc pTaskRun,
SignalFunc pSignalFunc, TaskKillFunc pKillFunc,
void *pData, int iPriority);
/*
This call enter a new task into the system. The caller has to
specify:
@ -92,12 +123,37 @@ long TaskRegisterN(pTaskMan self, char *name, TaskFunc pTaskRun,
a SignalFunction [Optional, can be NULL]
a KillFunction for task private data.
[Optional, can be NULL]
a pointer to task private data
a pointer to task private data
[Optional, can be NULL]
a priority for this task. This is currently unused.
a priority for this task. This is currently unused.
On Success a positive value denoting the ID of the task is returned.
On error a negative value is returned.
*/
/*--------------------------------------------------------------------------*/
TaskTaskID TaskRegisterD(pTaskMan self, char *name, TaskFunc pTaskRun,
SignalFunc pSignalFunc, TaskKillFunc pKillFunc,
void *pData, int iPriority, double delay);
/*
This call enters a new task into the system.
The task will start running after the given delay in seconds.
*/
/*--------------------------------------------------------------------------*/
TaskTaskID TaskRegisterP(pTaskMan self, char *name, TaskFunc pTaskRun,
SignalFunc pSignalFunc, TaskKillFunc pKillFunc,
void *pData, int iPriority, double delay, double period);
/*
This call enters a new task into the system.
The task will run after delay seconds and then every period seconds.
*/
/*--------------------------------------------------------------------------*/
TaskTaskID TaskRegisterQ(pTaskMan self, char *name, TaskMsgFunc pTaskRun,
SignalFunc pSignalFunc, TaskKillFunc pKillFunc,
void *pData, int iPriority);
/*
This call enters a new task with queue into the system.
As for TaskRegisterN except the task function signature has
a message pointer.
*/
/*-------------------------------------------------------------------------*/
int TaskSchedule(pTaskMan self);
/*
@ -110,27 +166,27 @@ int TaskStop(pTaskMan self);
*/
/*------------------------------------------------------------------------*/
int TaskContinue(pTaskMan self);
/*
/*
Continues an task switching session interrupted by TaskStop. After this
the apopriate TaskYield, TaskSchedule or wahtever has to be called.
*/
/*-------------------------------------------------------------------------*/
int TaskWait(pTaskMan self, long lID);
int TaskWait(pTaskMan self, TaskTaskID taskID);
/*
Waits until the task specified by lID has finished. lID is obtained from
a call to TaskRegister.
Waits until the task specified by taskID has finished. taskID is obtained
from a call to TaskRegister.
*/
/*-------------------------------------------------------------------------*/
int TaskYield(pTaskMan self);
/*
does one cycle of the task loop and returns to the caller.This call allows
other tasks to execute while a task executes a lengthy calculation.
other tasks to execute while a task executes a lengthy calculation.
*/
/*--------------------------------------------------------------------------*/
int TaskSignal(pTaskMan self, int iSignal, void *pSigData);
/*
Invokes each Task's signal function with parameters iSignal and
pSigData.
pSigData.
*/
/*-------------------------------------------------------------------------*/
void TaskRemove(pTaskMan self, TaskFunc pTaskRun, void *pData);
@ -148,7 +204,7 @@ int TaskSignal(pTaskMan self, int iSignal, void *pSigData);
returns 1 when task name is running, 0 else
*/
/*--------------------------------------------------------------------------*/
int isTaskIDRunning(pTaskMan self, long lID);
int isTaskIDRunning(pTaskMan self, TaskTaskID taskID);
/*
returns 1 when task name is running, 0 else
*/
@ -160,13 +216,13 @@ char *des;
for(it = TaskIteratorStart(self); it != NULL; it = TaskIteratorNext(it)){
des = TaskDescription(it);
}
}
There are two limitations of the implementation here:
- Never, ever delete the Iterator it
- Do your iteration in one go or abandon it mid iteration. If another task
gets in between and registers new tasks or removes one, then the whole
- Do your iteration in one go or abandon it mid iteration. If another task
gets in between and registers new tasks or removes one, then the whole
iterator may be messed up.
=============================================================================*/
@ -179,17 +235,30 @@ pTaskHead TaskIteratorNext(pTaskHead it);
Steps to the next element in the task list. Returns NULL when node.
Do NOT delete the returned pointer!
*/
pTaskHead TaskIteratorCurrent(pTaskMan self);
pTaskHead TaskIteratorByName(pTaskMan self, const char* name);
pTaskHead TaskIteratorByID(pTaskMan self, TaskTaskID taskID);
/*
Gets the task iterator for either the current, named or numbered task
Do NOT delete the returned pointer!
*/
char *TaskDescription(pTaskHead it);
/*
get a description of the task at the current iterator
You are responsible for deleting the returned character array.
*/
long GetTaskID(pTaskHead it);
char *TaskDetail(pTaskHead it);
/*
get a detailed description of the task at the current iterator
You are responsible for deleting the returned character array.
*/
TaskTaskID GetTaskID(pTaskHead it);
/*
get the ID of the current task
*/
long GetGroupID(pTaskHead it);
TaskGroupID GetGroupID(pTaskHead it);
/*
get the group ID of the current task
*/
@ -202,36 +271,147 @@ const void *GetTaskData(pTaskHead it);
Get the user data for the current task. Do not free the returned pointer!
*/
/*=============================================================================
Task Groups. The implementation has the limit that any given task can
Task Groups. The implementation has the limit that any given task can
only be member of one task group
===============================================================================*/
long GetTaskGroupID(pTaskMan self);
TaskGroupID GetTaskGroupID(pTaskMan self);
/*
get the ID for a task group
*/
void AddTaskToGroup(pTaskMan self, long taskID, long groupID);
void AddTaskToGroup(pTaskMan self, TaskTaskID taskID, TaskGroupID groupID);
/*
Add taskID to the task group groupID
*/
int isTaskGroupRunning(pTaskMan self, long groupID);
int isTaskGroupRunning(pTaskMan self, TaskGroupID groupID);
/*
Returns 1 when the task group is still running, 0 else
*/
typedef struct{
pTaskMan tasker;
long groupID;
} TaskGroupData, *pTaskGroupData;
int TaskGroupTask(void *data);
/*
This is a task function which implements the common task of waiting
This is a task function which implements the common task of waiting
for a group of tasks to finish. It expects as data a TaskGroupData
structure.
*/
/*--------------------------------------------------------------------------*/
int TaskSignalGroup(pTaskMan self, int iSignal, void *pSigData, long groupID);
int TaskSignalGroup(pTaskMan self, int iSignal, void *pSigData, TaskGroupID groupID);
/*
signal only tasks in the group groupID
*/
*/
/*--------------------------------------------------------------------------*/
void TaskSetLogFunc(TaskLogFunc);
TaskLogFunc TaskGetLogFunc(void);
eTaskLogLevel TaskSetLogLevel(eTaskLogLevel thresh);
eTaskLogLevel TaskGetLogLevel(void);
/*--------------------------------------------------------------------------*/
int TaskGetStack(pTaskMan self, pTaskHead it[]);
/*
* Returns the current stack depth of tasks and, if provided, fills the array
* of iterators. The iterators start at it[0] and can be used to get
* information about each task.
*/
/*--------------------------------------------------------------------------*/
void TaskRunMeAfter(pTaskMan self, double delay);
/*
* Run this task once in <delay> seconds
*/
/*--------------------------------------------------------------------------*/
void TaskRunMeEvery(pTaskMan self, double delay);
/*
* Run this task every <delay> seconds from now on
*/
/*--------------------------------------------------------------------------*/
double TaskRunMyPeriod(pTaskMan self);
/*
* Return this task run period in seconds
*/
/*--------------------------------------------------------------------------*/
pTaskQueue TaskQueueAlloc(void);
/*
* Task Queue constructor
*/
/*--------------------------------------------------------------------------*/
int TaskQueueFree(pTaskQueue);
/*
* Task Queue destructor
*/
/*--------------------------------------------------------------------------*/
int TaskQueueCount(pTaskQueue);
/*
* Returns the message count on the Task Queue
*/
/*--------------------------------------------------------------------------*/
int TaskQueueSend(pTaskQueue, pTaskMessage);
/*
* Pushes a Task Message onto the tail of the Task Queue
*/
/*--------------------------------------------------------------------------*/
int TaskQueueSendID(pTaskMan self, TaskTaskID taskID, pTaskMessage);
/*
* Pushes a Task Message onto the tail of the Task Queue
*/
/*--------------------------------------------------------------------------*/
pTaskMessage TaskQueueRecv(pTaskQueue);
/*
* Pops a Task Message off the head of the given Task Queue
*/
/*--------------------------------------------------------------------------*/
pTaskMessage TaskQueueRecvMine(pTaskMan self);
/*
* Pops a Task Message off the head of the owner's Task Queue
*/
/*--------------------------------------------------------------------------*/
int TaskQueueSet(pTaskMan self, TaskTaskID taskID, pTaskQueue);
/*
* Sets the Task Queue of the task
*/
/*--------------------------------------------------------------------------*/
int TaskQueueRem(pTaskMan self, TaskTaskID taskID);
/*
* Clears the Task Queue of the task
*/
/*--------------------------------------------------------------------------*/
pTaskQueue TaskQueueGet(pTaskMan self, TaskTaskID taskID);
/*
* Gets the Task Queue of the specified task
*/
/*--------------------------------------------------------------------------*/
pTaskQueue TaskQueueGetMine(pTaskMan self);
/*
* Gets the Task Queue of the current task
*/
/*--------------------------------------------------------------------------*/
pTaskMessage TaskMessageAlloc(size_t mSize, int mType);
/*
* Constructor for a Task Message of the requested size and type
*/
/*--------------------------------------------------------------------------*/
int TaskMessageFree(pTaskMessage);
/*
* Destructor for the Task Message
* returne 0=success, -1=fail
*/
/*--------------------------------------------------------------------------*/
int TaskMessageGetType(pTaskMessage self);
/*
* Get the type of the Task Message
*/
/*--------------------------------------------------------------------------*/
void TaskMessageSetType(pTaskMessage self, int mType);
/*
* Set the type of the Task Message
*/
/*--------------------------------------------------------------------------*/
void * TaskMessageGetData(pTaskMessage self);
/*
* Get the data pointer from the message
*/
/*--------------------------------------------------------------------------*/
void TaskMessageSetData(pTaskMessage self, void *mData);
/*
* Set the data pointer in the message
*/
/*--------------------------------------------------------------------------*/
#endif

304
taskobj.c
View File

@ -2,7 +2,7 @@
* This is the SICS interface object to the tasker module
*
* copyright: GPL
*
*
* Mark Koennecke, December 2012
*/
#include <sics.h>
@ -15,6 +15,37 @@ typedef struct {
char *scriptName;
SConnection *con;
} TclFunc, *pTclFunc;
/*-------------------------------------------------------------------------*/
void TaskObjLogFunc(eTaskLogLevel lvl, const char *buf)
{
OutCode eOut;
switch (lvl) {
case eTaskLogNone:
return;
case eTaskLogInfo:
eOut = eValue;
break;
case eTaskLogDebug:
eOut = eValue;
break;
case eTaskLogWarning:
eOut = eWarning;
break;
case eTaskLogError:
eOut = eError;
break;
case eTaskLogFatal:
eOut = eError;
break;
default:
eOut = eValue;
break;
}
SICSLogWrite(buf, eOut);
return;
}
/*-------------------------------------------------------------------------*/
static int ListCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pHdb par[], int nPar)
@ -28,8 +59,8 @@ static int ListCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
SCWrite(pCon,"ERROR: out of memory in ListCmd", eError);
return 0;
}
snprintf(buffer,sizeof(buffer),"%20s %20s %12s",
"Task", "Start_Time", "ID");
snprintf(buffer,sizeof(buffer),"%20s %20s %12s",
"Task", "Start_Time", "ID");
DynStringConcat(result,buffer);
DynStringConcatChar(result,'\n');
for(it = TaskIteratorStart(pServ->pTasker); it != NULL; it = TaskIteratorNext(it)){
@ -39,8 +70,8 @@ static int ListCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pPtr = stptok(pPtr,time,sizeof(time),"|");
pPtr = stptok(pPtr,id,sizeof(id),"|");
pPtr = stptok(pPtr,gid,sizeof(gid),"|");
snprintf(buffer,sizeof(buffer),"%20s %20s %12s %10s",
name,time,id,gid);
snprintf(buffer,sizeof(buffer),"%20s %20s %12s %10s",
name,time,id,gid);
DynStringConcat(result,buffer);
DynStringConcatChar(result,'\n');
free(pDes);
@ -51,6 +82,103 @@ static int ListCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
return 1;
}
/*-------------------------------------------------------------------------*/
static int PerfCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pHdb par[], int nPar)
{
pDynString result = NULL;
char buffer[256], *pDes, *pPtr, name[80];
char runs[80], waits[80], yields[80], cpu[80], wall[80], yield[80];
pTaskHead it = NULL;
result = CreateDynString(128,128);
if(result == NULL){
SCWrite(pCon,"ERROR: out of memory in PerfCmd", eError);
return 0;
}
snprintf(buffer,sizeof(buffer),"%18s %16s %16s %16s %16s %16s %16s",
"Task", "Runs", "Waits", "Yields", "Processor", "Elapsed", "Yield");
DynStringConcat(result,buffer);
DynStringConcatChar(result,'\n');
for(it = TaskIteratorStart(pServ->pTasker); it != NULL; it = TaskIteratorNext(it)){
pDes = TaskDetail(it);
if(pDes != NULL){
pPtr = stptok(pDes,name,sizeof(name),"|");
pPtr = stptok(pPtr,runs,sizeof(runs),"|");
pPtr = stptok(pPtr,waits,sizeof(waits),"|");
pPtr = stptok(pPtr,yields,sizeof(yields),"|");
pPtr = stptok(pPtr,cpu,sizeof(cpu),"|");
pPtr = stptok(pPtr,wall,sizeof(wall),"|");
pPtr = stptok(pPtr,yield,sizeof(yield),"|");
snprintf(buffer,sizeof(buffer),"%18s %16s %16s %16s %16s %16s %16s",
name,runs,waits,yields,cpu,wall,yield);
DynStringConcat(result,buffer);
DynStringConcatChar(result,'\n');
free(pDes);
}
}
SCWrite(pCon,GetCharArray(result),eValue);
DeleteDynString(result);
return 1;
}
/*----------------------------------------------------------------------*/
static int StackCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pHdb par[], int nPar)
{
pDynString result = NULL;
char buffer[256], *pDes, *pPtr, name[80];
char runs[80], waits[80], yields[80], cpu[80], wall[80], yield[80];
pTaskHead it = NULL;
pTaskHead *stack = NULL;
int i, stackDepth;
result = CreateDynString(128,128);
if(result == NULL){
SCWrite(pCon,"ERROR: out of memory in StackCmd", eError);
return 0;
}
snprintf(buffer,sizeof(buffer),"%18s %16s %16s %16s %16s %16s %16s",
"Task", "Runs", "Waits", "Yields", "Processor", "Elapsed", "Yield");
DynStringConcat(result,buffer);
DynStringConcatChar(result,'\n');
stackDepth = TaskGetStack(pServ->pTasker, NULL);
if (stackDepth <= 0) {
SCWrite(pCon,"No task stack", eValue);
DeleteDynString(result);
return 0;
}
stack = calloc(stackDepth, sizeof(pTaskHead));
if (stack == NULL) {
SCWrite(pCon,"ERROR: out of memory in StackCmd", eError);
DeleteDynString(result);
return 0;
}
stackDepth = TaskGetStack(pServ->pTasker, stack);
for (i = 0; i < stackDepth; ++i) {
it = stack[i];
pDes = TaskDetail(it);
if(pDes != NULL){
pPtr = stptok(pDes,name,sizeof(name),"|");
pPtr = stptok(pPtr,runs,sizeof(runs),"|");
pPtr = stptok(pPtr,waits,sizeof(waits),"|");
pPtr = stptok(pPtr,yields,sizeof(yields),"|");
pPtr = stptok(pPtr,cpu,sizeof(cpu),"|");
pPtr = stptok(pPtr,wall,sizeof(wall),"|");
pPtr = stptok(pPtr,yield,sizeof(yield),"|");
snprintf(buffer,sizeof(buffer),"%18s %16s %16s %16s %16s %16s %16s",
name,runs,waits,yields,cpu,wall,yield);
DynStringConcat(result,buffer);
DynStringConcatChar(result,'\n');
free(pDes);
}
}
SCWrite(pCon,GetCharArray(result),eValue);
DeleteDynString(result);
free(stack);
return 1;
}
/*----------------------------------------------------------------------*/
static int KillCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pHdb par[], int nPar)
@ -74,6 +202,126 @@ static int KillCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
SCSendOK(pCon);
return 1;
}
/*----------------------------------------------------------------------*/
static int InfoCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pHdb par[], int nPar)
{
char buffer[256];
char *pArgs = NULL, *pPtr;
char task_task[20], task_name[80], task_info[80];
pTaskHead it = NULL;
if (nPar < 1) {
SCWrite(pCon,"Info.args: NULL", eError);
return 0;
}
if (!SCMatchRights(pCon,usMugger)) {
return 0;
}
pArgs = par[0]->value.v.text;
pPtr = pArgs;
while (pPtr && *pPtr == '/') ++pPtr;
pPtr = stptok(pPtr, task_task, sizeof(task_task), "/");
if (strcasecmp(task_task, "task") != 0) {
SCPrintf(pCon, eError, "ERROR: task info must start with /task/, not %s in %s",
task_task, pArgs);
return 0;
}
while (pPtr && *pPtr == '/') ++pPtr;
pPtr = stptok(pPtr, task_name, sizeof(task_name), "/");
while (pPtr && *pPtr == '/') ++pPtr;
if (strcasecmp(task_name, "count") == 0) {
int count = 0;
for(it = TaskIteratorStart(pServ->pTasker); it != NULL; it = TaskIteratorNext(it)){
++count;
}
SCPrintf(pCon, eValue, "Task.Count = %d", count);
return 1;
} else if (strcasecmp(task_name, "list") == 0) {
int count = 0;
pDynString result = CreateDynString(100, 100);
char txt[80], *pDes;
for(it = TaskIteratorStart(pServ->pTasker); it != NULL; it = TaskIteratorNext(it)) {
pDes = TaskDescription(it);
if (pDes != NULL) {
char buffer[256], *pPtr, name[80], time[80], id[80], gid[80];
pPtr = stptok(pDes,name,sizeof(name),"|");
pPtr = stptok(pPtr,time,sizeof(time),"|");
pPtr = stptok(pPtr,id,sizeof(id),"|");
snprintf(buffer,sizeof(buffer),"%s", id);
if (count++ > 0)
DynStringConcatChar(result,' ');
DynStringConcat(result, buffer);
free(pDes);
}
}
SCWrite(pCon,GetCharArray(result), eValue);
DeleteDynString(result);
return 1;
} else if (strcasecmp(task_name, "current") == 0) {
it = TaskIteratorCurrent(pServ->pTasker);
} else if (strcasecmp(task_name, "by-id") == 0) {
pPtr = stptok(pPtr, task_name, sizeof(task_name), "/");
while (*pPtr == '/') ++pPtr;
it = TaskIteratorByID(pServ->pTasker, atol(task_name));
} else if (strcasecmp(task_name, "by-name") == 0) {
pPtr = stptok(pPtr, task_name, sizeof(task_name), "/");
while (*pPtr == '/') ++pPtr;
it = TaskIteratorByName(pServ->pTasker, task_name);
} else {
SCPrintf(pCon, eError, "ERROR: expected current, by-name or by-id in %s", pArgs);
return 0;
}
if (it == NULL) {
SCPrintf(pCon, eError, "ERROR: task not found in %s", pArgs);
return 0;
}
pPtr = stptok(pPtr, task_info, sizeof(task_info), "/");
if (strcasecmp(task_info, "all") == 0) {
char *pDet, *pDes;
pDes = TaskDescription(it);
pDet = TaskDetail(it);
SCPrintf(pCon, eValue, "%s %s", pDes, pDet);
free(pDes);
free(pDet);
} else {
SCPrintf(pCon, eLog, "Info.args: %s", par[0]->value.v.text);
}
return 1;
}
/*----------------------------------------------------------------------*/
static int LogCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
pHdb par[], int nPar)
{
if (nPar < 1) {
SCWrite(pCon,"ERROR: need log level (none,debug,info,warning,error,fatal)", eError);
return 0;
}
if (!SCMatchRights(pCon,usMugger)) {
return 0;
}
if (strcasecmp("None", par[0]->value.v.text) == 0) {
TaskSetLogLevel(eTaskLogNone);
} else if (strcasecmp("Debug", par[0]->value.v.text) == 0) {
TaskSetLogLevel(eTaskLogDebug);
} else if (strcasecmp("Info", par[0]->value.v.text) == 0) {
TaskSetLogLevel(eTaskLogInfo);
} else if (strcasecmp("Warning", par[0]->value.v.text) == 0) {
TaskSetLogLevel(eTaskLogWarning);
} else if (strcasecmp("Error", par[0]->value.v.text) == 0) {
TaskSetLogLevel(eTaskLogError);
} else if (strcasecmp("Fatal", par[0]->value.v.text) == 0) {
TaskSetLogLevel(eTaskLogFatal);
}
TaskSetLogFunc((TaskLogFunc) TaskObjLogFunc);
SCSendOK(pCon);
return 1;
}
/*--------------------------------------------------------------------*/
static int TclTaskFunction(void *pData)
{
@ -85,11 +333,11 @@ static int TclTaskFunction(void *pData)
pTcl = InterpGetTcl(pServ->pSics);
assert(pTcl != NULL);
MacroPush(self->con);
status = Tcl_Eval(pTcl, self->scriptName);
MacroPop();
/*
/*
traceSys("task","Executed %s with results %d and %s",self->scriptName, status,
Tcl_GetStringResult(pTcl));
*/
@ -150,21 +398,21 @@ static int RunCmd(pSICSOBJ self, SConnection *pCon, pHdb commandNode,
data->scriptName = strdup(par[0]->value.v.text);
TaskRegisterN(pServ->pTasker,
data->scriptName,
TclTaskFunction,
TclFuncSignal,
KillTclFunc,
data, 0);
TclTaskFunction,
TclFuncSignal,
KillTclFunc,
data, TASK_PRIO_HIGH);
traceSys("task","Started task %s",data->scriptName);
SCSendOK(pCon);
return 1;
}
/*--------------------------------------------------------------------*/
int TaskOBJFactory(SConnection *pCon, SicsInterp *pSics, void *pData,
int TaskOBJFactory(SConnection *pCon, SicsInterp *pSics, void *pData,
int argc, char *argv[])
{
pSICSOBJ pNew = NULL;
pHdb cmd = NULL, node;
pNew = SetupSICSOBJ(pCon,pSics,pData,argc,argv);
if(pNew == NULL){
return 0;
@ -172,7 +420,9 @@ int TaskOBJFactory(SConnection *pCon, SicsInterp *pSics, void *pData,
cmd = AddSICSHdbPar(pNew->objectNode, "ps", usSpy,
MakeSICSFunc(ListCmd));
cmd = AddSICSHdbPar(pNew->objectNode, "perf", usSpy,
MakeSICSFunc(PerfCmd));
cmd = AddSICSHdbPar(pNew->objectNode, "kill", usSpy,
MakeSICSFunc(KillCmd));
SetHdbProperty(cmd,"type","command");
@ -186,7 +436,7 @@ int TaskOBJFactory(SConnection *pCon, SicsInterp *pSics, void *pData,
SetHdbProperty(cmd,"priv","spy");
node = MakeSICSHdbPar("script",usSpy,MakeHdbText("banana"));
AddHipadabaChild(cmd,node,NULL);
return 1;
}
@ -195,7 +445,7 @@ void InitTaskOBJ()
{
pSICSOBJ pNew = NULL;
pHdb cmd = NULL, node;
pNew = MakeSICSOBJv("task", "TaskOBJ", HIPNONE, usInternal);
if (pNew == NULL) {
@ -205,7 +455,25 @@ void InitTaskOBJ()
cmd = AddSICSHdbPar(pNew->objectNode, "ps", usSpy,
MakeSICSFunc(ListCmd));
cmd = AddSICSHdbPar(pNew->objectNode, "perf", usSpy,
MakeSICSFunc(PerfCmd));
cmd = AddSICSHdbPar(pNew->objectNode, "stack", usSpy,
MakeSICSFunc(StackCmd));
cmd = AddSICSHdbPar(pNew->objectNode, "info", usSpy,
MakeSICSFunc(InfoCmd));
SetHdbProperty(cmd,"type","command");
SetHdbProperty(cmd,"priv","spy");
node = MakeSICSHdbPar("args",usSpy,MakeHdbText("banana"));
AddHipadabaChild(cmd,node,NULL);
cmd = AddSICSHdbPar(pNew->objectNode, "log", usSpy,
MakeSICSFunc(LogCmd));
SetHdbProperty(cmd,"type","command");
SetHdbProperty(cmd,"priv","spy");
node = MakeSICSHdbPar("level",usSpy,MakeHdbText("banana"));
AddHipadabaChild(cmd,node,NULL);
cmd = AddSICSHdbPar(pNew->objectNode, "kill", usSpy,
MakeSICSFunc(KillCmd));
SetHdbProperty(cmd,"type","command");
@ -222,5 +490,5 @@ void InitTaskOBJ()
AddCommand(pServ->pSics,
"task", InterInvokeSICSOBJ, KillSICSOBJ, pNew);
}

21
trace.c
View File

@ -191,15 +191,11 @@ static int strrepc(char *pszStr, char cFrom, char cTo)
/*----------------------------------------------------------------*/
while( 0 != ( ptr = strchr( pszStr, cFrom ) ) )
{ /* WHILE cFrom occurs in pszStr */
pszStr[ (int) ptr - (int) pszStr ] = cTo ;
/*- Replace next cFrom with cTo */
iReturn++ ; /*- count */
for (ptr = pszStr; ptr && *ptr; ++ptr) {
if (*ptr == cFrom) {
*ptr = cTo;
++iReturn;
}
}
return( iReturn ) ;
@ -286,12 +282,13 @@ void traceCommand(char *id, char *format, ...)
va_end(argptr);
if(len >= sizeof(buffer)){
buf = malloc(len+1);
memset(buf,0,len+1);
if(buf != NULL){
memset(buf,0,len+1);
va_start(argptr,format);
len = vsnprintf(buf, len+1,format,argptr);
va_end(argptr);
traceprint("com",id,buf);
free(buf);
}
} else {
traceprint("com",id,buffer);
@ -471,7 +468,7 @@ static int TraceLog(pSICSOBJ ccmd, SConnection * con,
}
if(traceStamperID < 0){
traceStamperID = TaskRegisterN(pServ->pTasker,"tracestamper",
TraceLogTask, NULL, NULL, NULL, 1);
TraceLogTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
}
}
}
@ -514,7 +511,7 @@ static int TraceAppend(pSICSOBJ ccmd, SConnection * con,
hdbInit = 1;
}
TaskRegisterN(pServ->pTasker,"tracestamper",
TraceLogTask, NULL, NULL, NULL, 1);
TraceLogTask, NULL, NULL, NULL, TASK_PRIO_HIGH);
}
return 1;
}