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The C and C++ Include Header Files

cat -n /usr/include/python3.14/internal/pycore_object_state.h

     1	#ifndef Py_INTERNAL_OBJECT_STATE_H
     2	#define Py_INTERNAL_OBJECT_STATE_H
     3	#ifdef __cplusplus
     4	extern "C" {
     5	#endif
     6	
     7	#ifndef Py_BUILD_CORE
     8	#  error "this header requires Py_BUILD_CORE define"
     9	#endif
    10	
    11	#include "pycore_freelist_state.h"  // _Py_freelists
    12	#include "pycore_hashtable.h"       // _Py_hashtable_t
    13	
    14	
    15	/* Reference tracer state */
    16	struct _reftracer_runtime_state {
    17	    PyRefTracer tracer_func;
    18	    void* tracer_data;
    19	};
    20	
    21	
    22	struct _py_object_runtime_state {
    23	#ifdef Py_REF_DEBUG
    24	    Py_ssize_t interpreter_leaks;
    25	#endif
    26	    int _not_used;
    27	};
    28	
    29	struct _py_object_state {
    30	#if !defined(Py_GIL_DISABLED)
    31	    struct _Py_freelists freelists;
    32	#endif
    33	#ifdef Py_REF_DEBUG
    34	    Py_ssize_t reftotal;
    35	#endif
    36	#ifdef Py_TRACE_REFS
    37	    // Hash table storing all objects. The key is the object pointer
    38	    // (PyObject*) and the value is always the number 1 (as uintptr_t).
    39	    // See _PyRefchain_IsTraced() and _PyRefchain_Trace() functions.
    40	    _Py_hashtable_t *refchain;
    41	#endif
    42	    int _not_used;
    43	};
    44	
    45	
    46	#ifdef __cplusplus
    47	}
    48	#endif
    49	#endif /* !Py_INTERNAL_OBJECT_STATE_H */