ceph/src/boost/libs/log/include/boost/log/expressions/predicates/is_debugger_present.hpp

   1 /*
   2  *          Copyright Andrey Semashev 2007 - 2015.
   3  * Distributed under the Boost Software License, Version 1.0.
   4  *    (See accompanying file LICENSE_1_0.txt or copy at
   5  *          http://www.boost.org/LICENSE_1_0.txt)
   6  */
   7 /*!
   8  * \file   is_debugger_present.hpp
   9  * \author Andrey Semashev
  10  * \date   05.12.2012
  11  *
  12  * The header contains implementation of the \c is_debugger_present predicate in template expressions.
  13  */
  14
  15 #ifndef BOOST_LOG_EXPRESSIONS_PREDICATES_IS_DEBUGGER_PRESENT_HPP_INCLUDED_
  16 #define BOOST_LOG_EXPRESSIONS_PREDICATES_IS_DEBUGGER_PRESENT_HPP_INCLUDED_
  17
  18 #include <boost/log/detail/config.hpp>
  19
  20 #ifdef BOOST_HAS_PRAGMA_ONCE
  21 #pragma once
  22 #endif
  23
  24 #if defined(BOOST_WINDOWS)
  25
  26 #include <boost/phoenix/core/terminal.hpp> // this is needed to be able to include this header alone, Boost.Phoenix blows up without it
  27 #include <boost/phoenix/function/adapt_callable.hpp>
  28 #include <boost/log/detail/header.hpp>
  29
  30 #if defined(BOOST_USE_WINDOWS_H)
  31
  32 #ifndef _WIN32_WINNT
  33 #define _WIN32_WINNT 0x0500
  34 #endif
  35
  36 #include <windows.h>
  37
  38 #else // defined(BOOST_USE_WINDOWS_H)
  39
  40 namespace boost {
  41
  42 BOOST_LOG_OPEN_NAMESPACE
  43
  44 namespace expressions {
  45
  46 namespace aux {
  47
  48 extern "C" {
  49
  50 __declspec(dllimport) int __stdcall IsDebuggerPresent();
  51
  52 } // extern "C"
  53
  54 } // namespace aux
  55
  56 } // namespace expressions
  57
  58 BOOST_LOG_CLOSE_NAMESPACE // namespace log
  59
  60 } // namespace boost
  61
  62 #endif // BOOST_USE_WINDOWS_H
  63
  64 namespace boost {
  65
  66 BOOST_LOG_OPEN_NAMESPACE
  67
  68 namespace expressions {
  69
  70 namespace aux {
  71
  72 struct is_debugger_present
  73 {
  74     typedef bool result_type;
  75
  76     result_type operator() () const
  77     {
  78         return IsDebuggerPresent() != 0;
  79     }
  80 };
  81
  82 } // namespace aux
  83
  84 #ifndef BOOST_LOG_DOXYGEN_PASS
  85
  86 BOOST_PHOENIX_ADAPT_CALLABLE_NULLARY(is_debugger_present, aux::is_debugger_present)
  87
  88 #else
  89
  90 /*!
  91  * The function generates a filter that will check whether the logger is attached to the process
  92  */
  93 unspecified is_debugger_present();
  94
  95 #endif
  96
  97 } // namespace expressions
  98
  99 BOOST_LOG_CLOSE_NAMESPACE // namespace log
 100
 101 } // namespace boost
 102
 103 #include <boost/log/detail/footer.hpp>
 104
 105 #endif // BOOST_WINDOWS
 106
 107 #endif // BOOST_LOG_EXPRESSIONS_PREDICATES_IS_DEBUGGER_PRESENT_HPP_INCLUDED_