00001 /* 00002 * Copyright 2006 Intel Corporation 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 00018 #include "Singleton.h" 00019 #include "debug/Log.h" 00020 #include <string.h> 00021 00022 namespace oasys { 00023 00024 #define MAX_SINGLETONS 64 00025 00026 SingletonBase** SingletonBase::all_singletons_ = 0; 00027 int SingletonBase::num_singletons_ = 0; 00028 SingletonBase::Fini SingletonBase::fini_; 00029 00030 //---------------------------------------------------------------------- 00031 SingletonBase::SingletonBase() 00032 { 00033 if (all_singletons_ == 0) { 00034 all_singletons_ = (SingletonBase**)malloc(MAX_SINGLETONS * sizeof(SingletonBase*)); 00035 memset(all_singletons_, 0, (MAX_SINGLETONS * sizeof(SingletonBase*))); 00036 } 00037 00038 if (num_singletons_ < MAX_SINGLETONS) 00039 all_singletons_[num_singletons_++] = this; 00040 } 00041 00042 00043 //---------------------------------------------------------------------- 00044 SingletonBase::~SingletonBase() 00045 { 00046 } 00047 00048 //---------------------------------------------------------------------- 00049 SingletonBase::Fini::~Fini() 00050 { 00051 if (getenv("OASYS_CLEANUP_SINGLETONS")) 00052 { 00053 for (int i = SingletonBase::num_singletons_ - 1; i >= 0; --i) 00054 { 00055 log_debug_p("/debug", 00056 "deleting singleton %d (%p)", 00057 i, SingletonBase::all_singletons_[i]); 00058 00059 delete SingletonBase::all_singletons_[i]; 00060 } 00061 } 00062 00063 oasys::Log::shutdown(); 00064 } 00065 00066 } // namespace oasys