1 // (C) Copyright 2013,2015 Vicente J. Botet Escriba 2 // Distributed under the Boost Software License, Version 1.0. (See 3 // accompanying file LICENSE_1_0.txt or copy at 4 // http://www.boost.org/LICENSE_1_0.txt) 5 6 7 #ifndef BOOST_THREAD_CALL_CONTEXT_HPP 8 #define BOOST_THREAD_CALL_CONTEXT_HPP 9 10 #include <boost/thread/detail/config.hpp> 11 #if defined BOOST_THREAD_USES_LOG_THREAD_ID 12 #include <boost/thread/thread.hpp> 13 #endif 14 #include <boost/current_function.hpp> 15 #include <boost/io/ios_state.hpp> 16 #include <iomanip> 17 18 #include <boost/config/abi_prefix.hpp> 19 20 namespace boost 21 { 22 23 struct caller_context_t 24 { 25 const char * filename; 26 unsigned lineno; 27 const char * func; caller_context_tboost::caller_context_t28 caller_context_t(const char * filename, unsigned lineno, const char * func) : 29 filename(filename), lineno(lineno), func(func) 30 { 31 } 32 }; 33 34 #define BOOST_CONTEXTOF boost::caller_context_t(__FILE__, __LINE__, BOOST_CURRENT_FUNCTION) 35 36 template <typename OStream> operator <<(OStream & os,caller_context_t const & ctx)37 OStream& operator<<(OStream& os, caller_context_t const& ctx) 38 { 39 #if defined BOOST_THREAD_USES_LOG_THREAD_ID 40 { 41 io::ios_flags_saver ifs( os ); 42 os << std::left << std::setw(14) << boost::this_thread::get_id() << " "; 43 } 44 #endif 45 { 46 io::ios_flags_saver ifs(os); 47 os << std::setw(50) << ctx.filename << "[" 48 << std::setw(4) << std::right << std::dec<< ctx.lineno << "] "; 49 #if defined BOOST_THREAD_USES_LOG_CURRENT_FUNCTION 50 os << ctx.func << " " ; 51 #endif 52 } 53 return os; 54 } 55 } 56 57 #include <boost/config/abi_suffix.hpp> 58 59 #endif // header 60