48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
// (C) Copyright 2009 Andrew Sutton
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//
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0 (See accompanying file
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// LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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#ifndef ORIGIN_TYPESTR_HPP
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#define ORIGIN_TYPESTR_HPP
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#include <string>
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#include <cstring>
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#include <typeinfo>
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#if defined(__GNUC__)
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#include <cxxabi.h>
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#endif
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template<typename T> struct type_name { };
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/**
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* Return a string that describes the type of the given template parameter.
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* The type name depends on the results of the typeid operator.
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*
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* @todo Rewrite this so that demangle will dynamically allocate the memory.
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*/
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template <typename T>
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std::string typestr() {
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#if defined(__GNUC__)
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std::size_t const BUFSIZE = 8192;
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std::size_t n = BUFSIZE;
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char buf[BUFSIZE];
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abi::__cxa_demangle(typeid(type_name<T>).name(), buf, &n, 0);
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return std::string(buf, ::strlen(buf));
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#else
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return typeid(type_name<T>).name();
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#endif
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}
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/**
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* Return a string that describes the type of the given parameter. The type
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* name depends on the results of the typeid operator.
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*/
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template <typename T>
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inline std::string typestr(T const&)
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{ return typestr<T>(); }
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#endif
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