40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
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///////////////////////////////////////////////////////////////
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// Copyright 2019 John Maddock. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
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//
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// We used to use lexical_cast internally for quick conversions from integers
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// to strings, but that breaks if the global locale is something other than "C".
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// See https://github.com/boostorg/multiprecision/issues/167.
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//
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#ifndef BOOST_MP_DETAIL_ITOS_HPP
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#define BOOST_MP_DETAIL_ITOS_HPP
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namespace boost { namespace multiprecision { namespace detail {
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template <class Integer>
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std::string itos(Integer val)
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{
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if (!val) return "0";
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std::string result;
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bool isneg = false;
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if (val < 0)
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{
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val = -val;
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isneg = true;
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}
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while (val)
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{
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result.insert(result.begin(), char('0' + (val % 10)));
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val /= 10;
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}
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if (isneg)
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result.insert(result.begin(), '-');
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return result;
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}
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}}} // namespace boost::multiprecision::detail
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#endif
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