jeanlemotan
120 lines
3.1 KiB
C++
120 lines
3.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Copyright (c) Electronic Arts Inc. All rights reserved.
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/////////////////////////////////////////////////////////////////////////////
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#ifndef GETTYPENAME_H
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#define GETTYPENAME_H
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#include <EABase/eabase.h>
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#include <EASTL/type_traits.h>
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#include <EASTL/string.h>
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#include <stdlib.h>
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#include <typeinfo>
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///////////////////////////////////////////////////////////////////////////////
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// EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE
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//
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// Defined as 0 or 1. The value depends on the compilation environment.
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// Indicates if we can use system-provided abi::__cxa_demangle() at runtime.
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//
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#if !defined(EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE)
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#if (defined(EA_PLATFORM_LINUX) || defined(EA_PLATFORM_APPLE)) && defined(EA_PLATFORM_DESKTOP)
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#define EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE 1
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#else
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#define EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE 0
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#endif
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#endif
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#if EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE
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#include <cxxabi.h>
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#elif EA_WINAPI_FAMILY_PARTITION(EA_WINAPI_PARTITION_DESKTOP)
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EA_DISABLE_ALL_VC_WARNINGS();
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#include <Windows.h>
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#include <DbgHelp.h>
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#pragma comment(lib, "dbghelp.lib")
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EA_RESTORE_ALL_VC_WARNINGS();
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#endif
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///////////////////////////////////////////////////////////////////////////////
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// EASTLTEST_GETTYPENAME_AVAILABLE
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//
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// Defined as 0 or 1. The value depends on the compilation environment.
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// Indicates if we can use system-provided abi::__cxa_demangle() at runtime.
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//
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#if !defined(EASTLTEST_GETTYPENAME_AVAILABLE)
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#if (EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE || EA_WINAPI_FAMILY_PARTITION(EA_WINAPI_PARTITION_DESKTOP)) && (!defined(EA_COMPILER_NO_RTTI) || defined(_MSC_VER)) // VC++ works without RTTI enabled.
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#define EASTLTEST_GETTYPENAME_AVAILABLE 1
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#else
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#define EASTLTEST_GETTYPENAME_AVAILABLE 0
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#endif
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#endif
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/// GetTypeName
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///
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/// Returns the type name of a templated type.
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///
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template <typename T>
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eastl::string GetTypeName()
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{
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eastl::string result;
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#if !defined(EA_COMPILER_NO_RTTI) || defined(_MSC_VER) // VC++ works without RTTI enabled.
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typedef typename eastl::remove_reference<T>::type TR;
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const char* pName = typeid(TR).name();
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#if EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE
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const char* pDemangledName = abi::__cxa_demangle(pName, NULL, NULL, NULL);
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#elif EA_WINAPI_FAMILY_PARTITION(EA_WINAPI_PARTITION_DESKTOP)
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char pDemangledName[1024];
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DWORD count = UnDecorateSymbolName(pName, pDemangledName, (DWORD)EAArrayCount(pDemangledName), UNDNAME_NO_THISTYPE | UNDNAME_NO_ACCESS_SPECIFIERS | UNDNAME_NO_MEMBER_TYPE);
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if(count == 0)
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pDemangledName[0] = 0;
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#else
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const char* pDemangledName = NULL;
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#endif
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if(pDemangledName && pDemangledName[0])
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result = pDemangledName;
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else
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result = pName;
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if(eastl::is_const<TR>::value)
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result += " const";
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if(eastl::is_volatile<TR>::value)
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result += " volatile";
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if(eastl::is_lvalue_reference<T>::value)
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result += "&";
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else if(eastl::is_rvalue_reference<T>::value)
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result += "&&";
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if(pDemangledName)
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{
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#if EASTL_LIBSTDCPP_DEMANGLE_AVAILABLE
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free((void*)(pDemangledName));
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#endif
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}
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#endif
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return result;
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}
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#endif // Header include guard
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