annotate DEPENDENCIES/generic/include/boost/units/detail/utility.hpp @ 133:4acb5d8d80b6 tip

Don't fail environmental check if README.md exists (but .txt and no-suffix don't)
author Chris Cannam
date Tue, 30 Jul 2019 12:25:44 +0100
parents c530137014c0
children
rev   line source
Chris@16 1 // Boost.Units - A C++ library for zero-overhead dimensional analysis and
Chris@16 2 // unit/quantity manipulation and conversion
Chris@16 3 //
Chris@16 4 // Copyright (C) 2003-2008 Matthias Christian Schabel
Chris@16 5 // Copyright (C) 2008 Steven Watanabe
Chris@16 6 //
Chris@16 7 // Distributed under the Boost Software License, Version 1.0. (See
Chris@16 8 // accompanying file LICENSE_1_0.txt or copy at
Chris@16 9 // http://www.boost.org/LICENSE_1_0.txt)
Chris@16 10
Chris@16 11 #ifndef BOOST_UNITS_UTILITY_HPP
Chris@16 12 #define BOOST_UNITS_UTILITY_HPP
Chris@16 13
Chris@16 14 #include <typeinfo>
Chris@16 15 #include <string>
Chris@101 16 #include <boost/core/demangle.hpp>
Chris@16 17
Chris@16 18 namespace boost {
Chris@16 19
Chris@16 20 namespace units {
Chris@16 21
Chris@16 22 namespace detail {
Chris@16 23
Chris@16 24 inline
Chris@16 25 std::string
Chris@16 26 demangle(const char* name)
Chris@16 27 {
Chris@101 28 std::string demangled = core::demangle(name);
Chris@101 29
Chris@101 30 const std::string::size_type prefix_len = sizeof("boost::units::") - 1;
Chris@101 31 std::string::size_type i = 0;
Chris@101 32 for (;;)
Chris@16 33 {
Chris@101 34 std::string::size_type pos = demangled.find("boost::units::", i, prefix_len);
Chris@101 35 if (pos == std::string::npos)
Chris@101 36 break;
Chris@101 37
Chris@101 38 demangled.erase(pos, prefix_len);
Chris@101 39 i = pos;
Chris@16 40 }
Chris@101 41
Chris@101 42 return demangled;
Chris@16 43 }
Chris@16 44
Chris@16 45 } // namespace detail
Chris@16 46
Chris@16 47 template<class L>
Chris@101 48 inline std::string simplify_typename(const L& /*source*/)
Chris@16 49 {
Chris@101 50 return detail::demangle(typeid(L).name());
Chris@16 51 }
Chris@16 52
Chris@16 53 } // namespace units
Chris@16 54
Chris@16 55 } // namespace boost
Chris@16 56
Chris@16 57 #endif // BOOST_UNITS_UTILITY_HPP