1 // Copyright Antony Polukhin, 2016-2020. 2 // 3 // Distributed under the Boost Software License, Version 1.0. (See 4 // accompanying file LICENSE_1_0.txt or copy at 5 // http://www.boost.org/LICENSE_1_0.txt) 6 7 #ifndef BOOST_STACKTRACE_DETAIL_TO_DEC_ARRAY_HPP 8 #define BOOST_STACKTRACE_DETAIL_TO_DEC_ARRAY_HPP 9 10 #include <boost/config.hpp> 11 #ifdef BOOST_HAS_PRAGMA_ONCE 12 # pragma once 13 #endif 14 15 #include <boost/array.hpp> 16 17 namespace boost { namespace stacktrace { namespace detail { 18 19 // We do not use boost::lexical_cast in this function to reduce module dependencies to_dec_array(std::size_t value)20inline boost::array<char, 40> to_dec_array(std::size_t value) BOOST_NOEXCEPT { 21 boost::array<char, 40> ret; 22 if (!value) { 23 ret[0] = '0'; 24 ret[1] = '\0'; 25 return ret; 26 } 27 28 std::size_t digits = 0; 29 for (std::size_t value_copy = value; value_copy; value_copy /= 10) { 30 ++ digits; 31 } 32 33 for (std::size_t i = 1; i <= digits; ++i) { 34 ret[digits - i] = static_cast<char>('0' + (value % 10)); 35 value /= 10; 36 } 37 38 ret[digits] = '\0'; 39 40 return ret; 41 } 42 43 44 }}} // namespace boost::stacktrace::detail 45 46 #endif // BOOST_STACKTRACE_DETAIL_TO_DEC_ARRAY_HPP 47