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annotate DEPENDENCIES/generic/include/boost/exception/get_error_info.hpp @ 125:34e428693f5d vext

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Vext -> Repoint
author Chris Cannam
date Thu, 14 Jun 2018 11:15:39 +0100
parents 2665513ce2d3
children
rev   line source
Chris@16 1 //Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc.
Chris@16 2
Chris@16 3 //Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16 4 //file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16 5
Chris@16 6 #ifndef UUID_1A590226753311DD9E4CCF6156D89593
Chris@16 7 #define UUID_1A590226753311DD9E4CCF6156D89593
Chris@16 8 #if (__GNUC__*100+__GNUC_MINOR__>301) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
Chris@16 9 #pragma GCC system_header
Chris@16 10 #endif
Chris@16 11 #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
Chris@16 12 #pragma warning(push,1)
Chris@16 13 #endif
Chris@16 14
Chris@16 15 #include <boost/exception/exception.hpp>
Chris@16 16 #include <boost/exception/detail/error_info_impl.hpp>
Chris@16 17 #include <boost/exception/detail/type_info.hpp>
Chris@16 18 #include <boost/shared_ptr.hpp>
Chris@16 19
Chris@16 20 namespace
Chris@16 21 boost
Chris@16 22 {
Chris@16 23 namespace
Chris@16 24 exception_detail
Chris@16 25 {
Chris@16 26 template <class ErrorInfo>
Chris@16 27 struct
Chris@16 28 get_info
Chris@16 29 {
Chris@16 30 static
Chris@16 31 typename ErrorInfo::value_type *
Chris@16 32 get( exception const & x )
Chris@16 33 {
Chris@16 34 if( exception_detail::error_info_container * c=x.data_.get() )
Chris@16 35 if( shared_ptr<exception_detail::error_info_base> eib = c->get(BOOST_EXCEPTION_STATIC_TYPEID(ErrorInfo)) )
Chris@16 36 {
Chris@16 37 #ifndef BOOST_NO_RTTI
Chris@16 38 BOOST_ASSERT( 0!=dynamic_cast<ErrorInfo *>(eib.get()) );
Chris@16 39 #endif
Chris@16 40 ErrorInfo * w = static_cast<ErrorInfo *>(eib.get());
Chris@16 41 return &w->value();
Chris@16 42 }
Chris@16 43 return 0;
Chris@16 44 }
Chris@16 45 };
Chris@16 46
Chris@16 47 template <>
Chris@16 48 struct
Chris@16 49 get_info<throw_function>
Chris@16 50 {
Chris@16 51 static
Chris@16 52 char const * *
Chris@16 53 get( exception const & x )
Chris@16 54 {
Chris@16 55 return x.throw_function_ ? &x.throw_function_ : 0;
Chris@16 56 }
Chris@16 57 };
Chris@16 58
Chris@16 59 template <>
Chris@16 60 struct
Chris@16 61 get_info<throw_file>
Chris@16 62 {
Chris@16 63 static
Chris@16 64 char const * *
Chris@16 65 get( exception const & x )
Chris@16 66 {
Chris@16 67 return x.throw_file_ ? &x.throw_file_ : 0;
Chris@16 68 }
Chris@16 69 };
Chris@16 70
Chris@16 71 template <>
Chris@16 72 struct
Chris@16 73 get_info<throw_line>
Chris@16 74 {
Chris@16 75 static
Chris@16 76 int *
Chris@16 77 get( exception const & x )
Chris@16 78 {
Chris@16 79 return x.throw_line_!=-1 ? &x.throw_line_ : 0;
Chris@16 80 }
Chris@16 81 };
Chris@16 82
Chris@16 83 template <class T,class R>
Chris@16 84 struct
Chris@16 85 get_error_info_return_type
Chris@16 86 {
Chris@16 87 typedef R * type;
Chris@16 88 };
Chris@16 89
Chris@16 90 template <class T,class R>
Chris@16 91 struct
Chris@16 92 get_error_info_return_type<T const,R>
Chris@16 93 {
Chris@16 94 typedef R const * type;
Chris@16 95 };
Chris@16 96 }
Chris@16 97
Chris@16 98 #ifdef BOOST_NO_RTTI
Chris@16 99 template <class ErrorInfo>
Chris@16 100 inline
Chris@16 101 typename ErrorInfo::value_type const *
Chris@16 102 get_error_info( boost::exception const & x )
Chris@16 103 {
Chris@16 104 return exception_detail::get_info<ErrorInfo>::get(x);
Chris@16 105 }
Chris@16 106 template <class ErrorInfo>
Chris@16 107 inline
Chris@16 108 typename ErrorInfo::value_type *
Chris@16 109 get_error_info( boost::exception & x )
Chris@16 110 {
Chris@16 111 return exception_detail::get_info<ErrorInfo>::get(x);
Chris@16 112 }
Chris@16 113 #else
Chris@16 114 template <class ErrorInfo,class E>
Chris@16 115 inline
Chris@16 116 typename exception_detail::get_error_info_return_type<E,typename ErrorInfo::value_type>::type
Chris@16 117 get_error_info( E & some_exception )
Chris@16 118 {
Chris@16 119 if( exception const * x = dynamic_cast<exception const *>(&some_exception) )
Chris@16 120 return exception_detail::get_info<ErrorInfo>::get(*x);
Chris@16 121 else
Chris@16 122 return 0;
Chris@16 123 }
Chris@16 124 #endif
Chris@16 125 }
Chris@16 126
Chris@16 127 #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
Chris@16 128 #pragma warning(pop)
Chris@16 129 #endif
Chris@16 130 #endif