OOJSEngineTimeManagement.h File Reference

import "OOJavaScriptEngine.h"

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Macros
#define	OOJSStartTimeLimiter()   OOJSStartTimeLimiterWithTimeLimit(0.0)
#define	OOJSStartTimeLimiterWithTimeLimit(limit)   OOJSStartTimeLimiterWithTimeLimit_(limit, OOLOG_FILE_NAME, __LINE__)
#define	OOJSStopTimeLimiter()   OOJSStopTimeLimiter_(OOLOG_FILE_NAME, __LINE__)
#define	kOOJSLongTimeLimit   (5.0)

Functions
void	OOJSStartTimeLimiterWithTimeLimit_ (OOTimeDelta limit, const char *file, unsigned line)
void	OOJSStopTimeLimiter_ (const char *file, unsigned line)
void	OOJSTimeManagementInit (OOJavaScriptEngine *engine, JSRuntime *runtime)

Macro Definition Documentation

kOOJSLongTimeLimit

#define kOOJSLongTimeLimit   (5.0)

Definition at line 63 of file OOJSEngineTimeManagement.h.

OOJSStartTimeLimiter

#define OOJSStartTimeLimiter

(

)

OOJSStartTimeLimiterWithTimeLimit(0.0)

Definition at line 50 of file OOJSEngineTimeManagement.h.

Referenced by JSFunctionPredicate(), and OOStringFromDeciCredits().

OOJSStartTimeLimiterWithTimeLimit

#define OOJSStartTimeLimiterWithTimeLimit

(

limit

)

OOJSStartTimeLimiterWithTimeLimit_(limit, OOLOG_FILE_NAME, __LINE__)

Definition at line 53 of file OOJSEngineTimeManagement.h.

Referenced by OOJSFrameCallbacksInvoke().

OOJSStopTimeLimiter

#define OOJSStopTimeLimiter

(

)

OOJSStopTimeLimiter_(OOLOG_FILE_NAME, __LINE__)

Definition at line 54 of file OOJSEngineTimeManagement.h.

Referenced by JSFunctionPredicate(), OOJSFrameCallbacksInvoke(), and OOStringFromDeciCredits().

Function Documentation

OOJSStartTimeLimiterWithTimeLimit_()

void OOJSStartTimeLimiterWithTimeLimit_	(	OOTimeDelta	limit,
		const char *	file,
		unsigned	line )

Definition at line 82 of file OOJSEngineTimeManagement.m.

{
#if OOJS_DEBUG_LIMITER
    OOLog(@"script.javaScript.timeLimit.debug",@"Limiter starting: %u => %u",sLimiterStartDepth,sLimiterStartDepth+1);
#endif
    if (sLimiterStartDepth++ == 0)
    {
        if (limit <= 0.0)  limit = OOJS_TIME_LIMIT;
        sLimiterTimeLimit = limit;
        sLimiterPauseDepth = 0;
        
        OODisposeHighResTime(sLimiterStart);
        sLimiterStart = OOGetHighResTime();
    }
    
#ifndef NDEBUG
    sLastStartedFile = file;
    sLastStartedLine = line;
#endif
}

References OODisposeHighResTime, OOGetHighResTime, OOJS_TIME_LIMIT, OOLog, sLastStartedFile, sLastStartedLine, sLimiterPauseDepth, sLimiterStart, sLimiterStartDepth, and sLimiterTimeLimit.

OOJSStopTimeLimiter_()

void OOJSStopTimeLimiter_	(	const char *	file,
		unsigned	line )

Definition at line 108 of file OOJSEngineTimeManagement.m.

{
#ifndef NDEBUG
    if (sLimiterStartDepth == 0)
    {
        OOLog(@"bug.javaScript.limiterDepth", @"Attempt to stop JavaScript time limiter while it is already fully stopped. This is an internal bug, please report it. (Last start: %@:%u, last valid stop: %@:%u, this stop attempt: %@:%u.)", OOLogAbbreviatedFileName(sLastStartedFile), sLastStartedLine, OOLogAbbreviatedFileName(sLastStoppedFile), sLastStoppedLine, OOLogAbbreviatedFileName(file), line);
        return;
    }
    
    sLastStoppedFile = file;
    sLastStoppedLine = line;
 
#if OOJS_DEBUG_LIMITER
    OOLog(@"script.javaScript.timeLimit.debug",@"Limiter ending: %u <= %u",sLimiterStartDepth-1,sLimiterStartDepth);
#endif
 
#endif
    
    if (--sLimiterStartDepth == 0)  sLimiterTimeLimit = 0.0;
}

References OOLog, OOLogAbbreviatedFileName(), sLastStartedFile, sLastStartedLine, sLastStoppedFile, sLastStoppedLine, sLimiterStartDepth, and sLimiterTimeLimit.

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OOJSTimeManagementInit()

void OOJSTimeManagementInit	(	OOJavaScriptEngine *	engine,
		JSRuntime *	runtime )

Definition at line 254 of file OOJSEngineTimeManagement.m.

{
    [NSThread detachNewThreadSelector:@selector(watchdogTimerThread)
                             toTarget:engine
                           withObject:nil];
    
    JS_SetContextCallback(runtime, ContextCallback);
}