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