add boost on mac
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Bassem Girgis
201
macx64/include/boost/local_function/aux_/macro/name.hpp
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201
macx64/include/boost/local_function/aux_/macro/name.hpp
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// Copyright (C) 2009-2012 Lorenzo Caminiti
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// Distributed under the Boost Software License, Version 1.0
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// (see accompanying file LICENSE_1_0.txt or a copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Home at http://www.boost.org/libs/local_function
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#ifndef BOOST_LOCAL_FUNCTION_AUX_NAME_HPP_
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_HPP_
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#include <boost/local_function/config.hpp>
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#include <boost/local_function/aux_/macro/decl.hpp>
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#include <boost/local_function/aux_/macro/code_/functor.hpp>
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#include <boost/local_function/detail/preprocessor/keyword/recursive.hpp>
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#include <boost/local_function/detail/preprocessor/keyword/inline.hpp>
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#include <boost/local_function/aux_/function.hpp>
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#include <boost/local_function/aux_/symbol.hpp>
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#include <boost/preprocessor/control/iif.hpp>
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#include <boost/preprocessor/control/expr_iif.hpp>
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#include <boost/preprocessor/logical/bitor.hpp>
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#include <boost/preprocessor/tuple/eat.hpp>
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// PRIVATE //
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name) \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (local_type)(local_function_name) )
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_INIT_RECURSION_FUNC_ \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (init_recursion) )
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_FUNC_( \
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is_recursive, local_function_name) \
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BOOST_PP_IIF(is_recursive, \
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local_function_name \
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, \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (nonrecursive_local_function_name) ) \
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)
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
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local_function_name, is_recursive, \
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local_functor_name, nonlocal_functor_name) \
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/* FUNCTION macro expanded to: typedef class functor ## __LINE__ { ... */ \
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BOOST_PP_EXPR_IIF(is_recursive, \
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/* member var with function name for recursive calls; it cannot be */ \
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/* `const` because it is init after construction (because */ \
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/* constructor doesn't know local function name) */ \
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/* run-time: even when optimizing, recursive calls cannot be */ \
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/* optimized (i.e., they must be via the non-local functor) */ \
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/* because this cannot be a mem ref because its name is not known */ \
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/* by the constructor so it cannot be set by the mem init list */ \
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private: \
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BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE \
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BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_FUNC_(is_recursive, \
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local_function_name); \
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/* run-time: the `init_recursion()` function cannot be called */ \
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/* by the constructor to allow for compiler optimization */ \
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/* (inlining) so it must be public to be called (see below) */ \
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public: \
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inline void BOOST_LOCAL_FUNCTION_AUX_NAME_INIT_RECURSION_FUNC_( \
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BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE& functor) { \
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local_function_name = functor; \
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} \
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) \
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} BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name); \
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/* local functor can be passed as tparam only on C++11 (faster) */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name) \
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local_functor_name(BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR.value); \
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/* non-local functor can always be passed as tparam (but slower) */ \
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BOOST_PP_EXPR_IIF(typename01, typename) \
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BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name):: \
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BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE \
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nonlocal_functor_name; /* functor variable */ \
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/* the order of the following 2 function calls cannot be changed */ \
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/* because init_recursion uses the local_functor so the local_functor */ \
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/* must be init first */ \
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local_functor_name.BOOST_LOCAL_FUNCTION_AUX_FUNCTION_INIT_CALL_FUNC( \
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&local_functor_name, nonlocal_functor_name); \
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BOOST_PP_EXPR_IIF(is_recursive, \
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/* init recursion causes MSVC to not optimize local function not */ \
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/* even when local functor is used as template parameter so no */ \
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/* recursion unless all inlining optimizations are specified off */ \
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local_functor_name.BOOST_LOCAL_FUNCTION_AUX_NAME_INIT_RECURSION_FUNC_( \
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nonlocal_functor_name); \
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)
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name) \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (local_function_name) )
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// This can always be passed as a template parameters (on all compilers).
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// However, it is slower because it cannot be inlined.
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// Passed at tparam: Yes (on all C++). Inlineable: No. Recursive: No.
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_(typename01, local_function_name) \
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BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
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local_function_name, \
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/* local function is not recursive (because recursion and its */ \
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/* initialization cannot be inlined even on C++11, */ \
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/* so this allows optimization at least on C++11) */ \
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0 /* not recursive */ , \
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/* local functor */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name), \
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/* local function declared as non-local functor -- but it can */ \
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/* be inlined only by C++11 and it cannot be recursive */ \
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local_function_name)
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// This is faster on some compilers but not all (e.g., it is faster on GCC
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// because its optimization inlines it but not on MSVC). However, it cannot be
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// passed as a template parameter on non C++11 compilers.
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// Passed at tparam: Only on C++11. Inlineable: Yes. Recursive: No.
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_INLINE_(typename01, local_function_name) \
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BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
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local_function_name, \
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/* inlined local function is never recursive (because recursion */ \
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/* and its initialization cannot be inlined)*/ \
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0 /* not recursive */ , \
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/* inlined local function declared as local functor (maybe */ \
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/* inlined even by non C++11 -- but it can be passed as */ \
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/* template parameter only on C++11 */ \
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local_function_name, \
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/* non-local functor */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name))
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// This is slower on all compilers (C++11 and non) because recursion and its
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// initialization can never be inlined.
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// Passed at tparam: Yes. Inlineable: No. Recursive: Yes.
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_( \
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typename01, local_function_name) \
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BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
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local_function_name, \
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/* recursive local function -- but it cannot be inlined */ \
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1 /* recursive */ , \
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/* local functor */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name), \
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/* local function declared as non-local functor -- but it can */ \
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/* be inlined only by C++11 */ \
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local_function_name)
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// Inlined local functions are specified by `..._NAME(inline name)`.
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// They have more chances to be inlined for faster run-times by some compilers
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// (for example by GCC but not by MSVC). C++11 compilers can always inline
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// local functions even if they are not explicitly specified inline.
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_INLINE_( \
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typename01, qualified_name) \
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BOOST_PP_IIF(BOOST_PP_BITOR( \
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BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS, \
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BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_IS_INLINE_FRONT( \
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qualified_name)), \
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/* on C++11 always use inlining because compilers might optimize */ \
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/* it to be faster and it can also be passed as tparam */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_INLINE_ \
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, \
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/* on non C++11 don't use liniling unless explicitly specified by */ \
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/* programmers `inline name` the inlined local function cannot be */ \
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/* passed as tparam */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_ \
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)(typename01, BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_INLINE_REMOVE_FRONT( \
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qualified_name))
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// Expand to 1 iff `recursive name` or `recursive inline name` or
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// `inline recursive name`.
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_IS_RECURSIVE_(qualified_name) \
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BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_IS_RECURSIVE_FRONT( \
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BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_INLINE_REMOVE_FRONT( \
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qualified_name \
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))
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// Revmoes `recursive`, `inline recursive`, and `recursive inline` from front.
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_REMOVE_RECURSIVE_AND_INLINE_( \
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qualified_name) \
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BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_RECURSIVE_REMOVE_FRONT( \
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BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_INLINE_REMOVE_FRONT( \
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BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_RECURSIVE_REMOVE_FRONT( \
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qualified_name \
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)))
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_REMOVE_(qualified_name) \
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BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_AUX_NAME_IS_RECURSIVE_(qualified_name), \
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BOOST_LOCAL_FUNCTION_AUX_NAME_REMOVE_RECURSIVE_AND_INLINE_ \
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, \
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qualified_name /* might be `name` or `inline name` */ \
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BOOST_PP_TUPLE_EAT(1) \
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)(qualified_name)
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// Recursive local function are specified by `..._NAME(recursive name)`.
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// They can never be inlined for faster run-time (not even by C++11 compilers).
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#define BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_RECURSIVE_( \
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typename01, qualified_name) \
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BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_AUX_NAME_IS_RECURSIVE_(qualified_name), \
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/* recursion can never be inlined (not even on C++11) */ \
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BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_ \
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, \
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BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_INLINE_ \
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)(typename01, \
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BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_REMOVE_(qualified_name))
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// PUBLIC //
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#define BOOST_LOCAL_FUNCTION_AUX_NAME(typename01, qualified_name) \
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BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_RECURSIVE_(typename01, qualified_name)
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#endif // #include guard
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