100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
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#ifndef BOOST_ASSERT_SOURCE_LOCATION_HPP_INCLUDED
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#define BOOST_ASSERT_SOURCE_LOCATION_HPP_INCLUDED
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// http://www.boost.org/libs/assert
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//
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// Copyright 2019 Peter Dimov
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// Distributed under the Boost Software License, Version 1.0.
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// http://www.boost.org/LICENSE_1_0.txt
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#include <boost/current_function.hpp>
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#include <boost/config.hpp>
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#include <boost/cstdint.hpp>
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#include <iosfwd>
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namespace boost
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{
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struct source_location
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{
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private:
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char const * file_;
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char const * function_;
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boost::uint_least32_t line_;
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boost::uint_least32_t column_;
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public:
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BOOST_CONSTEXPR source_location() BOOST_NOEXCEPT: file_( "(unknown)" ), function_( "(unknown)" ), line_( 0 ), column_( 0 )
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{
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}
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BOOST_CONSTEXPR source_location( char const * file, boost::uint_least32_t ln, char const * function, boost::uint_least32_t col = 0 ) BOOST_NOEXCEPT: file_( file ), function_( function ), line_( ln ), column_( col )
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{
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}
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BOOST_CONSTEXPR char const * file_name() const BOOST_NOEXCEPT
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{
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return file_;
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}
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BOOST_CONSTEXPR char const * function_name() const BOOST_NOEXCEPT
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{
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return function_;
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}
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BOOST_CONSTEXPR boost::uint_least32_t line() const BOOST_NOEXCEPT
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{
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return line_;
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}
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BOOST_CONSTEXPR boost::uint_least32_t column() const BOOST_NOEXCEPT
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{
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return column_;
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}
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};
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template<class E, class T> std::basic_ostream<E, T> & operator<<( std::basic_ostream<E, T> & os, source_location const & loc )
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{
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os.width( 0 );
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if( loc.line() == 0 )
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{
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os << "(unknown source location)";
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}
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else
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{
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os << loc.file_name() << ':' << loc.line();
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if( loc.column() )
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{
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os << ':' << loc.column();
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}
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os << ": in function '" << loc.function_name() << '\'';
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}
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return os;
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}
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} // namespace boost
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#if defined( BOOST_DISABLE_CURRENT_LOCATION )
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# define BOOST_CURRENT_LOCATION ::boost::source_location()
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#elif defined(__clang_analyzer__)
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// Cast to char const* to placate clang-tidy
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// https://bugs.llvm.org/show_bug.cgi?id=28480
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# define BOOST_CURRENT_LOCATION ::boost::source_location(__FILE__, __LINE__, static_cast<char const*>(BOOST_CURRENT_FUNCTION))
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#else
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# define BOOST_CURRENT_LOCATION ::boost::source_location(__FILE__, __LINE__, BOOST_CURRENT_FUNCTION)
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#endif
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#endif // #ifndef BOOST_ASSERT_SOURCE_LOCATION_HPP_INCLUDED
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