cchain.h

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#pragma once
 
#include <cx/closure/closure.h>
#include <cx/thread/atomic.h>
 
CX_C_BEGIN
 
typedef struct cchain_ref {
    void* _is_closure_chain;
} cchain_ref;
 
_Success_(return) bool _cchainAttach(_Inout_ptr_opt_ cchain* chain, _In_ closureFunc func, intptr token,
                              int n, stvar cvars[]);
 
#define cchainAttach(chain, func, ...) \
    _cchainAttach(chain, func, 0, count_macro_args(__VA_ARGS__), (stvar[]) { __VA_ARGS__ })
 
#define cchainAttachToken(chain, func, token, ...) \
    _cchainAttach(chain, func, token, count_macro_args(__VA_ARGS__), (stvar[]) { __VA_ARGS__ })
 
_Success_(return) bool cchainDetach(_Inout_ptr_opt_ cchain* chain, _In_ closureFunc func, intptr token);
 
_Success_(return) bool _cchainCall(_In_ptr_opt_ cchain* chain, int n, stvar args[]);
 
#define cchainCall(chain, ...) \
    _cchainCall(chain, count_macro_args(__VA_ARGS__), (stvar[]) { __VA_ARGS__ })
 
_Success_(return) bool _cchainCallOnce(_Inout_ptr_opt_ cchain* chain, int n, stvar args[]);
 
#define cchainCallOnce(chain, ...) \
    _cchainCallOnce(chain, count_macro_args(__VA_ARGS__), (stvar[]) { __VA_ARGS__ })
 
_Success_(return) bool cchainTransfer(_Inout_ptr_opt_ cchain* dest, _Inout_ptr_opt_ cchain* src);
 
_Success_(return) bool cchainClone(_Inout_ptr_opt_ cchain* dest, _In_ptr_opt_ cchain* src);
 
_Success_(return) bool cchainReset(_Inout_ptr_opt_ cchain* chain);
 
_Success_(return) bool cchainClear(_Inout_ptr_opt_ cchain* chain);
 
void cchainDestroy(_Inout_ptr_opt_ cchain* chain);
 
// end of closure_chain group
 
CX_C_END