text: 
  //===----------------------------------------------------------------------===//
  //
  //                         Peloton
  //
  // bwtree.cpp
  //
  // Identification: src/index/bwtree.cpp
  //
  // Copyright (c) 2015-16, Carnegie Mellon University Database Group
  //
  //===----------------------------------------------------------------------===//
  
  #include "bwtree.h"
  
  #ifdef BWTREE_PELOTON
  namespace peloton {
  namespace index {
  #else
  namespace wangziqi2013 {
  namespace bwtree {
  #endif
  
  bool print_flag = true;
  
  // This will be initialized when thread is initialized and in a per-thread
  // basis, i.e. each thread will get the same initialization image and then
  // is free to change them
  thread_local int BwTreeBase::gc_id = -1;
  
  std::atomic<size_t> BwTreeBase::total_thread_num{0UL};
  
  }  // End index/bwtree namespace
  }  // End peloton/wangziqi2013 namespace
  
  