text: 
  #ifndef BOOST_CONTRACT_DETAIL_STATIC_PUBLIC_FUNCTION_HPP_
  #define BOOST_CONTRACT_DETAIL_STATIC_PUBLIC_FUNCTION_HPP_
  
  // Copyright (C) 2008-2018 Lorenzo Caminiti
  // Distributed under the Boost Software License, Version 1.0 (see accompanying
  // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
  // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
  
  #include <boost/contract/core/exception.hpp>
  #include <boost/contract/core/config.hpp>
  #include <boost/contract/detail/condition/cond_inv.hpp>
  #include <boost/contract/detail/none.hpp>
  #if     !defined(BOOST_CONTRACT_ALL_DISABLE_NO_ASSERTION) && ( \
          !defined(BOOST_CONTRACT_NO_INVARIANTS) || \
          !defined(BOOST_CONTRACT_NO_PRECONDITIONS) || \
          !defined(BOOST_CONTRACT_NO_POSTCONDITIONS) || \
          !defined(BOOST_CONTRACT_NO_EXCEPTS))
      #include <boost/contract/detail/checking.hpp>
  #endif
  #if     !defined(BOOST_CONTRACT_NO_EXIT_INVARIANTS) || \
          !defined(BOOST_CONTRACT_NO_POSTCONDITIONS) || \
          !defined(BOOST_CONTRACT_NO_EXCEPTS)
      #include <boost/config.hpp>
      #include <exception>
  #endif
  
  namespace boost { namespace contract { namespace detail {
  
  // No subcontracting because static so no obj and no substitution principle.
  template<class C> // Non-copyable base.
  class static_public_function : public cond_inv</* VR = */ none, C> {
  public:
      explicit static_public_function() : cond_inv</* VR = */ none, C>(
              boost::contract::from_function, /* obj = */ 0) {}
  
  private:
      #if     !defined(BOOST_CONTRACT_NO_ENTRY_INVARIANTS) || \
              !defined(BOOST_CONTRACT_NO_PRECONDITIONS) || \
              !defined(BOOST_CONTRACT_NO_OLDS)
          void init() /* override */ {
              #ifndef BOOST_CONTRACT_ALL_DISABLE_NO_ASSERTION
                  if(checking::already()) return;
              #endif
              #if !defined(BOOST_CONTRACT_NO_ENTRY_INVARIANTS) || \
                      !defined(BOOST_CONTRACT_NO_PRECONDITIONS)
                  { // Acquire checking guard.
                      #ifndef BOOST_CONTRACT_ALL_DISABLE_NO_ASSERTION
                          checking k;
                      #endif
                      #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
                          this->check_entry_static_inv();
                      #endif
                      #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
                          #ifndef \
    BOOST_CONTRACT_PRECONDITIONS_DISABLE_NO_ASSERTION
                              this->check_pre();
                              } // Release checking guard (after pre check).
                          #else
                              } // Release checking guard (before pre check).
                              this->check_pre();
                          #endif
                      #else
                          } // Release checking guard
                      #endif
              #endif
              #ifndef BOOST_CONTRACT_NO_OLDS
                  this->copy_old();
              #endif
          }
      #endif
  
  public:
      #if     !defined(BOOST_CONTRACT_NO_EXIT_INVARIANTS) || \
              !defined(BOOST_CONTRACT_NO_POSTCONDITIONS) || \
              !defined(BOOST_CONTRACT_NO_EXCEPTS)
          ~static_public_function() BOOST_NOEXCEPT_IF(false) {
              this->assert_initialized();
              #ifndef BOOST_CONTRACT_ALL_DISABLE_NO_ASSERTION
                  if(checking::already()) return;
                  checking k;
              #endif
  
              #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
                  this->check_exit_static_inv();
              #endif
              if(std::uncaught_exception()) {
                  #ifndef BOOST_CONTRACT_NO_EXCEPTS
                      this->check_except();
                  #endif
              } else {
                  #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
                      this->check_post(none());
                  #endif
              }
          }
      #endif
  };
  
  } } } // namespace
  
  #endif // #include guard
  
  