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The C and C++ Include Header Files

/usr/include/python3.12/internal/pycore_global_objects.h


$ cat -n /usr/include/python3.12/internal/pycore_global_objects.h

     1	#ifndef Py_INTERNAL_GLOBAL_OBJECTS_H
     2	#define Py_INTERNAL_GLOBAL_OBJECTS_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_hashtable.h"       // _Py_hashtable_t
    12	#include "pycore_gc.h"              // PyGC_Head
    13	#include "pycore_global_strings.h"  // struct _Py_global_strings
    14	#include "pycore_hamt.h"            // PyHamtNode_Bitmap
    15	#include "pycore_context.h"         // _PyContextTokenMissing
    16	#include "pycore_typeobject.h"      // pytype_slotdef
    17	
    18	
    19	// These would be in pycore_long.h if it weren't for an include cycle.
    20	#define _PY_NSMALLPOSINTS           257
    21	#define _PY_NSMALLNEGINTS           5
    22	
    23	
    24	// Only immutable objects should be considered runtime-global.
    25	// All others must be per-interpreter.
    26	
    27	#define _Py_GLOBAL_OBJECT(NAME) \
    28	    _PyRuntime.static_objects.NAME
    29	#define _Py_SINGLETON(NAME) \
    30	    _Py_GLOBAL_OBJECT(singletons.NAME)
    31	
    32	struct _Py_cached_objects {
    33	    // XXX We could statically allocate the hashtable.
    34	    _Py_hashtable_t *interned_strings;
    35	};
    36	
    37	struct _Py_static_objects {
    38	    struct {
    39	        /* Small integers are preallocated in this array so that they
    40	         * can be shared.
    41	         * The integers that are preallocated are those in the range
    42	         * -_PY_NSMALLNEGINTS (inclusive) to _PY_NSMALLPOSINTS (exclusive).
    43	         */
    44	        PyLongObject small_ints[_PY_NSMALLNEGINTS + _PY_NSMALLPOSINTS];
    45	
    46	        PyBytesObject bytes_empty;
    47	        struct {
    48	            PyBytesObject ob;
    49	            char eos;
    50	        } bytes_characters[256];
    51	
    52	        struct _Py_global_strings strings;
    53	
    54	        _PyGC_Head_UNUSED _tuple_empty_gc_not_used;
    55	        PyTupleObject tuple_empty;
    56	
    57	        _PyGC_Head_UNUSED _hamt_bitmap_node_empty_gc_not_used;
    58	        PyHamtNode_Bitmap hamt_bitmap_node_empty;
    59	        _PyContextTokenMissing context_token_missing;
    60	    } singletons;
    61	};
    62	
    63	#define _Py_INTERP_CACHED_OBJECT(interp, NAME) \
    64	    (interp)->cached_objects.NAME
    65	
    66	struct _Py_interp_cached_objects {
    67	    PyObject *interned_strings;
    68	
    69	    /* AST */
    70	    PyObject *str_replace_inf;
    71	
    72	    /* object.__reduce__ */
    73	    PyObject *objreduce;
    74	    PyObject *type_slots_pname;
    75	    pytype_slotdef *type_slots_ptrs[MAX_EQUIV];
    76	
    77	    /* TypeVar and related types */
    78	    PyTypeObject *generic_type;
    79	    PyTypeObject *typevar_type;
    80	    PyTypeObject *typevartuple_type;
    81	    PyTypeObject *paramspec_type;
    82	    PyTypeObject *paramspecargs_type;
    83	    PyTypeObject *paramspeckwargs_type;
    84	};
    85	
    86	#define _Py_INTERP_STATIC_OBJECT(interp, NAME) \
    87	    (interp)->static_objects.NAME
    88	#define _Py_INTERP_SINGLETON(interp, NAME) \
    89	    _Py_INTERP_STATIC_OBJECT(interp, singletons.NAME)
    90	
    91	struct _Py_interp_static_objects {
    92	    struct {
    93	        int _not_used;
    94	        // hamt_empty is here instead of global because of its weakreflist.
    95	        _PyGC_Head_UNUSED _hamt_empty_gc_not_used;
    96	        PyHamtObject hamt_empty;
    97	        PyBaseExceptionObject last_resort_memory_error;
    98	    } singletons;
    99	};
   100	
   101	
   102	#ifdef __cplusplus
   103	}
   104	#endif
   105	#endif /* !Py_INTERNAL_GLOBAL_OBJECTS_H */