1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir #include <pyuno_impl.hxx> 28*cdf0e10cSrcweir #include <osl/thread.hxx> 29*cdf0e10cSrcweir namespace pyuno 30*cdf0e10cSrcweir { 31*cdf0e10cSrcweir 32*cdf0e10cSrcweir bool g_destructorsOfStaticObjectsHaveBeenCalled; 33*cdf0e10cSrcweir class StaticDestructorGuard 34*cdf0e10cSrcweir { 35*cdf0e10cSrcweir public: 36*cdf0e10cSrcweir ~StaticDestructorGuard() 37*cdf0e10cSrcweir { 38*cdf0e10cSrcweir g_destructorsOfStaticObjectsHaveBeenCalled = true; 39*cdf0e10cSrcweir } 40*cdf0e10cSrcweir }; 41*cdf0e10cSrcweir StaticDestructorGuard guard; 42*cdf0e10cSrcweir 43*cdf0e10cSrcweir static bool isAfterUnloadOrPy_Finalize() 44*cdf0e10cSrcweir { 45*cdf0e10cSrcweir return g_destructorsOfStaticObjectsHaveBeenCalled || 46*cdf0e10cSrcweir !Py_IsInitialized(); 47*cdf0e10cSrcweir } 48*cdf0e10cSrcweir 49*cdf0e10cSrcweir class GCThread : public ::osl::Thread 50*cdf0e10cSrcweir { 51*cdf0e10cSrcweir PyObject *mPyObject; 52*cdf0e10cSrcweir PyInterpreterState *mPyInterpreter; 53*cdf0e10cSrcweir GCThread( const GCThread & ); // not implemented 54*cdf0e10cSrcweir GCThread &operator =( const GCThread & ); // not implemented 55*cdf0e10cSrcweir 56*cdf0e10cSrcweir public: 57*cdf0e10cSrcweir GCThread( PyInterpreterState *interpreter, PyObject * object ); 58*cdf0e10cSrcweir virtual void SAL_CALL run(); 59*cdf0e10cSrcweir virtual void SAL_CALL onTerminated(); 60*cdf0e10cSrcweir }; 61*cdf0e10cSrcweir 62*cdf0e10cSrcweir 63*cdf0e10cSrcweir GCThread::GCThread( PyInterpreterState *interpreter, PyObject * object ) : 64*cdf0e10cSrcweir mPyObject( object ), mPyInterpreter( interpreter ) 65*cdf0e10cSrcweir {} 66*cdf0e10cSrcweir 67*cdf0e10cSrcweir void GCThread::run() 68*cdf0e10cSrcweir { 69*cdf0e10cSrcweir // otherwise we crash here, when main has been left already 70*cdf0e10cSrcweir if( isAfterUnloadOrPy_Finalize() ) 71*cdf0e10cSrcweir return; 72*cdf0e10cSrcweir try 73*cdf0e10cSrcweir { 74*cdf0e10cSrcweir PyThreadAttach g( (PyInterpreterState*)mPyInterpreter ); 75*cdf0e10cSrcweir { 76*cdf0e10cSrcweir Runtime runtime; 77*cdf0e10cSrcweir 78*cdf0e10cSrcweir // remove the reference from the pythonobject2adapter map 79*cdf0e10cSrcweir PyRef2Adapter::iterator ii = 80*cdf0e10cSrcweir runtime.getImpl()->cargo->mappedObjects.find( mPyObject ); 81*cdf0e10cSrcweir if( ii != runtime.getImpl()->cargo->mappedObjects.end() ) 82*cdf0e10cSrcweir { 83*cdf0e10cSrcweir runtime.getImpl()->cargo->mappedObjects.erase( ii ); 84*cdf0e10cSrcweir } 85*cdf0e10cSrcweir 86*cdf0e10cSrcweir Py_XDECREF( mPyObject ); 87*cdf0e10cSrcweir } 88*cdf0e10cSrcweir } 89*cdf0e10cSrcweir catch( com::sun::star::uno::RuntimeException & e ) 90*cdf0e10cSrcweir { 91*cdf0e10cSrcweir rtl::OString msg; 92*cdf0e10cSrcweir msg = rtl::OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ); 93*cdf0e10cSrcweir fprintf( stderr, "Leaking python objects bridged to UNO for reason %s\n",msg.getStr()); 94*cdf0e10cSrcweir } 95*cdf0e10cSrcweir } 96*cdf0e10cSrcweir 97*cdf0e10cSrcweir 98*cdf0e10cSrcweir void GCThread::onTerminated() 99*cdf0e10cSrcweir { 100*cdf0e10cSrcweir delete this; 101*cdf0e10cSrcweir } 102*cdf0e10cSrcweir 103*cdf0e10cSrcweir void decreaseRefCount( PyInterpreterState *interpreter, PyObject *object ) 104*cdf0e10cSrcweir { 105*cdf0e10cSrcweir // otherwise we crash in the last after main ... 106*cdf0e10cSrcweir if( isAfterUnloadOrPy_Finalize() ) 107*cdf0e10cSrcweir return; 108*cdf0e10cSrcweir 109*cdf0e10cSrcweir // delegate to a new thread, because there does not seem 110*cdf0e10cSrcweir // to be a method, which tells, whether the global 111*cdf0e10cSrcweir // interpreter lock is held or not 112*cdf0e10cSrcweir // TODO: Look for a more efficient solution 113*cdf0e10cSrcweir osl::Thread *t = new GCThread( interpreter, object ); 114*cdf0e10cSrcweir t->create(); 115*cdf0e10cSrcweir } 116*cdf0e10cSrcweir 117*cdf0e10cSrcweir } 118