mirror of
https://github.com/Ed94/metadesk.git
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188 lines
4.9 KiB
C
188 lines
4.9 KiB
C
#ifdef INTELLISENSE_DIRECTIVES
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# pragma once
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# include "context_cracking.h"
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# include "linkage.h"
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#endif
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////////////////////////////////
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//~ rjf: Branch Predictor Hints
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#if MD_COMPILER_CLANG
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# define md_expect(expr, val) __builtin_expect((expr), (val))
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#else
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# define md_expect(expr, val) (expr)
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#endif
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#define md_likely(expr) md_expect(expr, 1)
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#define md_unlikely(expr) md_expect(expr, 0)
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////////////////////////////////
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//~ erg: type casting
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#if MD_LANG_CPP
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# ifndef md_ccast
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# define md_ccast( type, value ) ( const_cast< type >( (value) ) )
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# endif
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# ifndef md_pcast
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# define md_pcast( type, value ) ( * reinterpret_cast< type* >( & ( value ) ) )
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# endif
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# ifndef md_rcast
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# define md_rcast( type, value ) reinterpret_cast< type >( value )
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# endif
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# ifndef md_scast
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# define md_scast( type, value ) static_cast< type >( value )
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# endif
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#else
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# ifndef md_ccast
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# define md_ccast( type, value ) ( (type)(value) )
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# endif
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# ifndef md_pcast
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# define md_pcast( type, value ) ( * (type*)(& value) )
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# endif
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# ifndef md_rcast
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# define md_rcast( type, value ) ( (type)(value) )
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# endif
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# ifndef md_scast
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# define md_scast( type, value ) ( (type)(value) )
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# endif
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#endif
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#if ! defined(typeof) && ( ! MD_LANG_C || __STDC_VERSION__ < 202311L)
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# if ! MD_LANG_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 "MD_Compiler not supported"
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# endif
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#endif
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#if MD_LANG_C
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# if __STDC_VERSION__ >= 202311L
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# define md_enum_underlying(type) : type
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# else
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# define md_enum_underlying(type)
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# endif
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#else
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# define md_enum_underlying(type) : type
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#endif
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#if MD_LANG_C
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# ifndef md_nullptr
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# define md_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_LANG_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_LANG_C
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# ifndef static_assert
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# undef static_assert
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# if __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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#ifndef md_force_inline
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# if MD_COMPILER_MSVC
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# define md_force_inline __forceinline
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# elif MD_COMPILER_GCC
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# define md_force_inline inline __attribute__((__always_inline__))
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# elif MD_COMPILER_CLANG
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# if __has_attribute(__always_inline__)
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# define md_force_inline inline __attribute__((__always_inline__))
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# else
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# define md_force_inline
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# endif
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# else
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# define md_force_inline
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# endif
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#endif
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#ifndef md_never_inline
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# if MD_COMPILER_MSVC
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# define md_never_inline __declspec( noinline )
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# elif MD_COMPILER_GCC
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# define md_never_inline __attribute__( ( __noinline__ ) )
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# elif MD_COMPILER_CLANG
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# if __has_attribute(__always_inline__)
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# define md_never_inline __attribute__( ( __noinline__ ) )
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# else
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# define md_never_inline
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# endif
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# else
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# define md_never_inline
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# endif
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#endif
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////////////////////////////////
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//~ rjf: For-Loop Construct Macros
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#ifndef md_defer_loop
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#define md_defer_loop(begin, end) for (int _i_ = ((begin), 0); ! _i_; _i_ += 1, (end))
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#endif
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#ifndef md_defer_loop_checked
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#define md_defer_loop_checked(begin, end) for (int _i_ = 2 * ! (begin); (_i_ == 2 ? ((end), 0) : !_i_); _i_ += 1, (end))
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#endif
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#ifndef md_each_enum_val
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#define md_each_enum_val(type, it) type it = (type) 0; it < type ## _COUNT; it = (type)( it + 1 )
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#endif
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#ifndef md_each_non_zero_enum_val
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#define md_each_non_zero_enum_val(type, it) type it = (type) 1; it < type ## _COUNT; it = (type)( it + 1 )
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#endif
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#ifndef md_stringify
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#define md_stringify_(S) #S
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#define md_stringify(S) md_stringify_(S)
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#endif
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#ifndef md_glue
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#define md_glue_(A, B) A ## B
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#define md_glue(A, B) md_glue_(A,B)
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#endif
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#define md_src_line_str md_stringify(__LINE__)
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#ifndef md_do_once
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#define md_do_once() \
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md_local_persist int __do_once_counter_##md_src_line_str = 0; \
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for(; __do_once_counter_##md_src_line_str != 1; __do_once_counter_##md_src_line_str = 1 ) \
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#define md_do_once_defer( expression ) \
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md_local_persist int __do_once_counter_##md_src_line_str = 0; \
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for(;__do_once_counter_##md_src_line_str != 1; __do_once_counter_##md_src_line_str = 1, (expression)) \
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#define md_do_once_start \
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do \
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{ \
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md_local_persist \
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bool done = false; \
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if ( done ) \
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break; \
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done = true;
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#define md_do_once_end \
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} \
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while(0);
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#endif
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#define ct_if(expr, then, else) _Generic( \
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(&(char[1 + !!(expr)]){0}), \
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char (*)[2]: (then), \
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char (*)[1]: (else) \
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)
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