Exemplo n.º 1
0
PR_IMPLEMENT(PRStatus) PR_Cleanup()
{
    PRThread *me = PR_GetCurrentThread();
    PR_ASSERT((NULL != me) && (me->flags & _PR_PRIMORDIAL));
    if ((NULL != me) && (me->flags & _PR_PRIMORDIAL))
    {

        PR_LOG(_pr_thread_lm, PR_LOG_MIN, ("PR_Cleanup: shutting down NSPR"));

        /*
         * No more recycling of threads
         */
        _pr_recycleThreads = 0;

        /*
         * Wait for all other user (non-system/daemon) threads
         * to terminate.
         */
        PR_Lock(_pr_activeLock);
        while (_pr_userActive > _pr_primordialExitCount) {
            PR_WaitCondVar(_pr_primordialExitCVar, PR_INTERVAL_NO_TIMEOUT);
        }
        PR_Unlock(_pr_activeLock);

#if defined(WIN16)
		_PR_ShutdownLinker();
#endif
        /* Release the primordial thread's private data, etc. */
        _PR_CleanupThread(me);

        _PR_MD_STOP_INTERRUPTS();

	    PR_LOG(_pr_thread_lm, PR_LOG_MIN,
	            ("PR_Cleanup: clean up before destroying thread"));
	#ifdef PR_LOGGING
	    _PR_LogCleanup();
	#endif

        /*
         * This part should look like the end of _PR_NativeRunThread
         * and _PR_UserRunThread.
         */
        if (_PR_IS_NATIVE_THREAD(me)) {
            _PR_MD_EXIT_THREAD(me);
            _PR_NativeDestroyThread(me);
        } else {
            _PR_UserDestroyThread(me);
            PR_DELETE(me->stack);
            PR_DELETE(me);
        }

        /*
         * XXX: We are freeing the heap memory here so that Purify won't
         * complain, but we should also free other kinds of resources
         * that are allocated by the _PR_InitXXX() functions.
         * Ideally, for each _PR_InitXXX(), there should be a corresponding
         * _PR_XXXCleanup() that we can call here.
         */
        _PR_CleanupBeforeExit();
        return PR_SUCCESS;
    }
    return PR_FAILURE;
}
Exemplo n.º 2
0
PR_IMPLEMENT(PRStatus) PR_Cleanup()
{
    PRThread *me = PR_GetCurrentThread();
    PR_ASSERT((NULL != me) && (me->flags & _PR_PRIMORDIAL));
    if ((NULL != me) && (me->flags & _PR_PRIMORDIAL))
    {
        PR_LOG(_pr_thread_lm, PR_LOG_MIN, ("PR_Cleanup: shutting down NSPR"));

        /*
         * No more recycling of threads
         */
        _pr_recycleThreads = 0;

        /*
         * Wait for all other user (non-system/daemon) threads
         * to terminate.
         */
        PR_Lock(_pr_activeLock);
        while (_pr_userActive > _pr_primordialExitCount) {
            PR_WaitCondVar(_pr_primordialExitCVar, PR_INTERVAL_NO_TIMEOUT);
        }
        if (me->flags & _PR_SYSTEM) {
            _pr_systemActive--;
        } else {
            _pr_userActive--;
        }
        PR_Unlock(_pr_activeLock);

#ifdef IRIX
		_PR_MD_PRE_CLEANUP(me);
		/*
		 * The primordial thread must now be running on the primordial cpu
		 */
    	PR_ASSERT((_PR_IS_NATIVE_THREAD(me)) || (me->cpu->id == 0));
#endif

        _PR_MD_EARLY_CLEANUP();

        _PR_CleanupMW();
        _PR_CleanupTime();
        _PR_CleanupDtoa();
        _PR_CleanupCallOnce();
		_PR_ShutdownLinker();
        _PR_CleanupNet();
        _PR_CleanupIO();
        /* Release the primordial thread's private data, etc. */
        _PR_CleanupThread(me);

        _PR_MD_STOP_INTERRUPTS();

	    PR_LOG(_pr_thread_lm, PR_LOG_MIN,
	            ("PR_Cleanup: clean up before destroying thread"));
	    _PR_LogCleanup();

        /*
         * This part should look like the end of _PR_NativeRunThread
         * and _PR_UserRunThread.
         */
        if (_PR_IS_NATIVE_THREAD(me)) {
            _PR_MD_EXIT_THREAD(me);
            _PR_NativeDestroyThread(me);
        } else {
            _PR_UserDestroyThread(me);
            PR_DELETE(me->stack);
            PR_DELETE(me);
        }

        /*
         * XXX: We are freeing the heap memory here so that Purify won't
         * complain, but we should also free other kinds of resources
         * that are allocated by the _PR_InitXXX() functions.
         * Ideally, for each _PR_InitXXX(), there should be a corresponding
         * _PR_XXXCleanup() that we can call here.
         */
#ifdef WINNT
        _PR_CleanupCPUs();
#endif
        _PR_CleanupThreads();
        _PR_CleanupCMon();
        PR_DestroyLock(_pr_sleeplock);
        _pr_sleeplock = NULL;
        _PR_CleanupLayerCache();
        _PR_CleanupEnv();
        _PR_CleanupStacks();
        _PR_CleanupBeforeExit();
        _pr_initialized = PR_FALSE;
        return PR_SUCCESS;
    }
    return PR_FAILURE;
}