llpluginprocessparent.cpp

/** 
 * @file llpluginprocessparent.cpp
 * @brief LLPluginProcessParent handles the parent side of the external-process plugin API.
 *
 * @cond
 * $LicenseInfo:firstyear=2008&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 * @endcond
 */

#include "linden_common.h"

#include "llpluginprocessparent.h"
#include "llpluginmessagepipe.h"
#include "llpluginmessageclasses.h"
#include "llsdserialize.h"
#include "stringize.h"

#include "llapr.h"

//virtual 
LLPluginProcessParentOwner::~LLPluginProcessParentOwner()
{
	
}

bool LLPluginProcessParent::sUseReadThread = false;
apr_pollset_t *LLPluginProcessParent::sPollSet = NULL;
bool LLPluginProcessParent::sPollsetNeedsRebuild = false;
LLMutex *LLPluginProcessParent::sInstancesMutex;
LLPluginProcessParent::mapInstances_t LLPluginProcessParent::sInstances;
LLThread *LLPluginProcessParent::sReadThread = NULL;


class LLPluginProcessParentPollThread: public LLThread
{
public:
	LLPluginProcessParentPollThread() :
		LLThread("LLPluginProcessParentPollThread", gAPRPoolp)
	{
	}
protected:
	// Inherited from LLThread
	/*virtual*/ void run(void)
	{
		while(!isQuitting() && LLPluginProcessParent::getUseReadThread())
		{
			LLPluginProcessParent::poll(0.1f);
			checkPause();
		}
		
		// Final poll to clean up the pollset, etc.