mirror of
https://github.com/Ed94/metadesk.git
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164 lines
3.4 KiB
C++
164 lines
3.4 KiB
C++
#if MD_INTELLISENSE_DIRECTIVES
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#pragma once
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#include "cstd.h"
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#endif
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#ifndef MD_API
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#if MD_COMPILER_MSVC
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# ifdef MD_DYN_LINK
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# ifdef MD_DYN_EXPORT
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# define MD_API __declspec(dllexport)
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# else
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# define MD_API __declspec(dllimport)
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# endif
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# else
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# define MD_API // Empty for static builds
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# endif
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#else
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# ifdef MD_DYN_LINK
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# define MD_API __attribute__((visibility("default")))
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# else
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# define MD_API // Empty for static builds
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# endif
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#endif
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#endif // GEN_API
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#ifndef global // Global variables
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# ifdef MD_DYN_EXPORT
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# define global
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# else
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# define global static
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# endif
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#endif
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#ifndef internal
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#define internal static
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#endif
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#ifndef local_persist
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#define local_persist static
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#endif
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#if MD_COMPILER_MSVC
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# define thread_static __declspec(thread)
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#elif MD_COMPILER_CLANG || MD_COMPILER_GCC
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# define thread_static __thread
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#endif
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////////////////////////////////
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//~ rjf: Branch Predictor Hints
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#if defined(__clang__)
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# define expect(expr, val) __builtin_expect((expr), (val))
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#else
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# define expect(expr, val) (expr)
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#endif
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#define likely(expr) expect(expr,1)
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#define unlikely(expr) expect(expr,0)
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#if MD_COMPILER_CPP
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# ifndef ccast
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# define ccast( type, value ) ( const_cast< type >( (value) ) )
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# endif
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# ifndef pcast
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# define pcast( type, value ) ( * reinterpret_cast< type* >( & ( value ) ) )
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# endif
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# ifndef rcast
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# define rcast( type, value ) reinterpret_cast< type >( value )
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# endif
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# ifndef scast
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# define scast( type, value ) static_cast< type >( value )
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# endif
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#else
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# ifndef ccast
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# define ccast( type, value ) ( (type)(value) )
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# endif
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# ifndef pcast
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# define pcast( type, value ) ( * (type*)(& value) )
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# endif
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# ifndef rcast
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# define rcast( type, value ) ( (type)(value) )
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# endif
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# ifndef scast
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# define scast( type, value ) ( (type)(value) )
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# endif
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#endif
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#if ! defined(typeof) && (!MD_COMPILER_C || __STDC_VERSION__ < 202311L)
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# if ! MD_COMPILER_C
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# define typeof decltype
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# elif defined(_MSC_VER)
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# define typeof __typeof__
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# elif defined(__GNUC__) || defined(__clang__)
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# define typeof __typeof__
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# else
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# error "Compiler not supported"
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# endif
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#endif
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#ifndef MD_API_C_BEGIN
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# if MD_COMPILER_C
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# define MD_API_C_BEGIN
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# define MD_API_C_END
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# else
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# define MD_API_C_BEGIN extern "C" {
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# define MD_API_C_END }
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# endif
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#endif
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#if MD_COMPILER_C
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# if __STDC_VERSION__ >= 202311L
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# define enum_underlying(type) : type
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# else
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# define enum_underlying(type)
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# endif
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#else
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# define enum_underlying(type) : type
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#endif
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#if MD_COMPILER_C
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# ifndef nullptr
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# define nullptr NULL
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# endif
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# ifndef MD_REMOVE_PTR
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# define MD_REMOVE_PTR(type) typeof(* ( (type) NULL) )
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# endif
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#endif
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#if ! defined(MD_PARAM_DEFAULT) && MD_COMPILER_CPP
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# define MD_PARAM_DEFAULT = {}
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#else
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# define MD_PARAM_DEFAULT
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#endif
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#if MD_COMPILER_C
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#ifndef static_assert
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#undef static_assert
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#if MD_COMPILER_C && __STDC_VERSION__ >= 201112L
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#define static_assert(condition, message) _Static_assert(condition, message)
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#else
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#define static_assert(condition, message) typedef char static_assertion_##__LINE__[(condition)?1:-1]
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#endif
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#endif
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#endif
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#if MD_DONT_USE_NAMESPACE || MD_COMPILER_C
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# if MD_COMPILER_C
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# define MD_NS
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# define MD_NS_BEGIN
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# define MD_NS_END
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# else
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# define MD_NS ::
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# define MD_NS_BEGIN
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# define MD_NS_END
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# endif
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#else
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namespace MD {}
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namespace md = MD;
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# define MD_NS MD::
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# define MD_NS_BEGIN namespace MD {
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# define MD_NS_END }
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#endif
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