| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| #include <pyuno_impl.hxx> |
| #include <osl/thread.hxx> |
| namespace pyuno |
| { |
| |
| bool g_destructorsOfStaticObjectsHaveBeenCalled; |
| class StaticDestructorGuard |
| { |
| public: |
| ~StaticDestructorGuard() |
| { |
| g_destructorsOfStaticObjectsHaveBeenCalled = true; |
| } |
| }; |
| StaticDestructorGuard guard; |
| |
| static bool isAfterUnloadOrPy_Finalize() |
| { |
| return g_destructorsOfStaticObjectsHaveBeenCalled || |
| !Py_IsInitialized(); |
| } |
| |
| class GCThread : public ::osl::Thread |
| { |
| PyObject *mPyObject; |
| PyInterpreterState *mPyInterpreter; |
| GCThread( const GCThread & ); // not implemented |
| GCThread &operator =( const GCThread & ); // not implemented |
| |
| public: |
| GCThread( PyInterpreterState *interpreter, PyObject * object ); |
| virtual void SAL_CALL run(); |
| virtual void SAL_CALL onTerminated(); |
| }; |
| |
| |
| GCThread::GCThread( PyInterpreterState *interpreter, PyObject * object ) : |
| mPyObject( object ), mPyInterpreter( interpreter ) |
| {} |
| |
| void GCThread::run() |
| { |
| // otherwise we crash here, when main has been left already |
| if( isAfterUnloadOrPy_Finalize() ) |
| return; |
| try |
| { |
| PyThreadAttach g( (PyInterpreterState*)mPyInterpreter ); |
| { |
| Runtime runtime; |
| |
| // remove the reference from the pythonobject2adapter map |
| PyRef2Adapter::iterator ii = |
| runtime.getImpl()->cargo->mappedObjects.find( mPyObject ); |
| if( ii != runtime.getImpl()->cargo->mappedObjects.end() ) |
| { |
| runtime.getImpl()->cargo->mappedObjects.erase( ii ); |
| } |
| |
| Py_XDECREF( mPyObject ); |
| } |
| } |
| catch( com::sun::star::uno::RuntimeException & e ) |
| { |
| rtl::OString msg; |
| msg = rtl::OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ); |
| fprintf( stderr, "Leaking python objects bridged to UNO for reason %s\n",msg.getStr()); |
| } |
| } |
| |
| |
| void GCThread::onTerminated() |
| { |
| delete this; |
| } |
| |
| void decreaseRefCount( PyInterpreterState *interpreter, PyObject *object ) |
| { |
| // otherwise we crash in the last after main ... |
| if( isAfterUnloadOrPy_Finalize() ) |
| return; |
| |
| // delegate to a new thread, because there does not seem |
| // to be a method, which tells, whether the global |
| // interpreter lock is held or not |
| // TODO: Look for a more efficient solution |
| osl::Thread *t = new GCThread( interpreter, object ); |
| t->create(); |
| } |
| |
| } |