1// Copyright (c) 2005, Google Inc. 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: 7// 8// * Redistributions of source code must retain the above copyright 9// notice, this list of conditions and the following disclaimer. 10// * Redistributions in binary form must reproduce the above 11// copyright notice, this list of conditions and the following disclaimer 12// in the documentation and/or other materials provided with the 13// distribution. 14// * Neither the name of Google Inc. nor the names of its 15// contributors may be used to endorse or promote products derived from 16// this software without specific prior written permission. 17// 18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30// --- 31// Author: Jacob Hoffman-Andrews 32 33#ifndef _GOOGLEINIT_H 34#define _GOOGLEINIT_H 35 36#include "base/logging.h" 37 38class GoogleInitializer { 39 public: 40 typedef void (*VoidFunction)(void); 41 GoogleInitializer(const char* name, VoidFunction ctor, VoidFunction dtor) 42 : name_(name), destructor_(dtor) { 43 RAW_VLOG(10, "<GoogleModuleObject> constructing: %s\n", name_); 44 if (ctor) 45 ctor(); 46 } 47 ~GoogleInitializer() { 48 RAW_VLOG(10, "<GoogleModuleObject> destroying: %s\n", name_); 49 if (destructor_) 50 destructor_(); 51 } 52 53 private: 54 const char* const name_; 55 const VoidFunction destructor_; 56}; 57 58#define REGISTER_MODULE_INITIALIZER(name, body) \ 59 namespace { \ 60 static void google_init_module_##name () { body; } \ 61 GoogleInitializer google_initializer_module_##name(#name, \ 62 google_init_module_##name, NULL); \ 63 } 64 65#define REGISTER_MODULE_DESTRUCTOR(name, body) \ 66 namespace { \ 67 static void google_destruct_module_##name () { body; } \ 68 GoogleInitializer google_destructor_module_##name(#name, \ 69 NULL, google_destruct_module_##name); \ 70 } 71 72 73#endif /* _GOOGLEINIT_H */ 74