| Jeff Thompson | ef2d5a4 | 2013-08-22 19:09:24 -0700 | [diff] [blame] | 1 | // Boost.Units - A C++ library for zero-overhead dimensional analysis and |
| 2 | // unit/quantity manipulation and conversion |
| 3 | // |
| 4 | // Copyright (C) 2003-2008 Matthias Christian Schabel |
| 5 | // Copyright (C) 2008 Steven Watanabe |
| 6 | // |
| 7 | // Distributed under the Boost Software License, Version 1.0. (See |
| 8 | // accompanying file LICENSE_1_0.txt or copy at |
| 9 | // http://www.boost.org/LICENSE_1_0.txt) |
| 10 | |
| 11 | #ifndef BOOST_UNITS_UTILITY_HPP |
| 12 | #define BOOST_UNITS_UTILITY_HPP |
| 13 | |
| 14 | #include <cstdlib> |
| 15 | #include <typeinfo> |
| 16 | #include <string> |
| 17 | |
| 18 | #if defined(__GLIBCXX__) || defined(__GLIBCPP__) |
| 19 | #define BOOST_UNITS_USE_DEMANGLING |
| 20 | #include <cxxabi.h> |
| 21 | #endif // __GNUC__ |
| 22 | |
| 23 | #ifdef BOOST_UNITS_USE_DEMANGLING |
| 24 | |
| 25 | #include <ndnboost/algorithm/string/replace.hpp> |
| 26 | |
| 27 | namespace ndnboost { |
| 28 | |
| 29 | namespace units { |
| 30 | |
| 31 | namespace detail { |
| 32 | |
| 33 | inline |
| 34 | std::string |
| 35 | demangle(const char* name) |
| 36 | { |
| 37 | // need to demangle C++ symbols |
| 38 | char* realname; |
| 39 | std::size_t len; |
| 40 | int stat; |
| 41 | |
| 42 | realname = abi::__cxa_demangle(name,NULL,&len,&stat); |
| 43 | |
| 44 | if (realname != NULL) |
| 45 | { |
| 46 | std::string out(realname); |
| 47 | |
| 48 | std::free(realname); |
| 49 | |
| 50 | ndnboost::replace_all(out,"ndnboost::units::",""); |
| 51 | |
| 52 | return out; |
| 53 | } |
| 54 | |
| 55 | return std::string("demangle :: error - unable to demangle specified symbol"); |
| 56 | } |
| 57 | |
| 58 | } // namespace detail |
| 59 | |
| 60 | template<class L> |
| 61 | std::string simplify_typename(const L& /*source*/) |
| 62 | { |
| 63 | const std::string demangled = detail::demangle(typeid(L).name()); |
| 64 | |
| 65 | return demangled; |
| 66 | } |
| 67 | |
| 68 | } // namespace units |
| 69 | |
| 70 | } // namespace ndnboost |
| 71 | |
| 72 | #else // BOOST_UNITS_USE_DEMANGLING |
| 73 | |
| 74 | namespace ndnboost { |
| 75 | |
| 76 | namespace units { |
| 77 | |
| 78 | namespace detail { |
| 79 | |
| 80 | inline |
| 81 | std::string |
| 82 | demangle(const char* name) |
| 83 | { |
| 84 | return name; |
| 85 | } |
| 86 | |
| 87 | } // namespace detail |
| 88 | |
| 89 | template<class L> |
| 90 | std::string simplify_typename(const L& /*source*/) |
| 91 | { |
| 92 | return std::string(typeid(L).name()); |
| 93 | } |
| 94 | |
| 95 | } // namespace units |
| 96 | |
| 97 | } // namespace ndnboost |
| 98 | |
| 99 | // To get system-specific predefined macros: |
| 100 | // gcc -arch ppc -dM -E - < /dev/null | sort |
| 101 | |
| 102 | #endif // BOOST_UNITS_USE_DEMANGLING |
| 103 | |
| 104 | #endif // BOOST_UNITS_UTILITY_HPP |