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The C and C++ Include Header Files

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

     1	#ifndef Py_INTERNAL_INDEX_POOL_H
     2	#define Py_INTERNAL_INDEX_POOL_H
     3	
     4	#include "Python.h"
     5	
     6	#ifdef __cplusplus
     7	extern "C" {
     8	#endif
     9	
    10	#ifndef Py_BUILD_CORE
    11	#  error "this header requires Py_BUILD_CORE define"
    12	#endif
    13	
    14	#ifdef Py_GIL_DISABLED
    15	
    16	#include "pycore_interp_structs.h"
    17	
    18	// This contains code for allocating unique indices in an array. It is used by
    19	// the free-threaded build to assign each thread a globally unique index into
    20	// each code object's thread-local bytecode array.
    21	
    22	
    23	// Allocate the smallest available index. Returns -1 on error.
    24	extern int32_t _PyIndexPool_AllocIndex(_PyIndexPool *indices);
    25	
    26	// Release `index` back to the pool
    27	extern void _PyIndexPool_FreeIndex(_PyIndexPool *indices, int32_t index);
    28	
    29	extern void _PyIndexPool_Fini(_PyIndexPool *indices);
    30	
    31	#endif // Py_GIL_DISABLED
    32	
    33	#ifdef __cplusplus
    34	}
    35	#endif
    36	#endif // !Py_INTERNAL_INDEX_POOL_H