name : pycore_global_objects.h #ifndef Py_INTERNAL_GLOBAL_OBJECTS_H #define Py_INTERNAL_GLOBAL_OBJECTS_H #ifdef __cplusplus extern "C" { #endif #ifndef Py_BUILD_CORE # error "this header requires Py_BUILD_CORE define" #endif #include "pycore_hashtable.h" // _Py_hashtable_t #include "pycore_gc.h" // PyGC_Head #include "pycore_global_strings.h" // struct _Py_global_strings #include "pycore_hamt.h" // PyHamtNode_Bitmap #include "pycore_context.h" // _PyContextTokenMissing #include "pycore_typeobject.h" // pytype_slotdef // These would be in pycore_long.h if it weren't for an include cycle. #define _PY_NSMALLPOSINTS 257 #define _PY_NSMALLNEGINTS 5 // Only immutable objects should be considered runtime-global. // All others must be per-interpreter. #define _Py_GLOBAL_OBJECT(NAME) \ _PyRuntime.static_objects.NAME #define _Py_SINGLETON(NAME) \ _Py_GLOBAL_OBJECT(singletons.NAME) struct _Py_cached_objects { // XXX We could statically allocate the hashtable. _Py_hashtable_t *interned_strings; }; struct _Py_static_objects { struct { /* Small integers are preallocated in this array so that they * can be shared. * The integers that are preallocated are those in the range * -_PY_NSMALLNEGINTS (inclusive) to _PY_NSMALLPOSINTS (exclusive). */ PyLongObject small_ints[_PY_NSMALLNEGINTS + _PY_NSMALLPOSINTS]; PyBytesObject bytes_empty; struct { PyBytesObject ob; char eos; } bytes_characters[256]; struct _Py_global_strings strings; _PyGC_Head_UNUSED _tuple_empty_gc_not_used; PyTupleObject tuple_empty; _PyGC_Head_UNUSED _hamt_bitmap_node_empty_gc_not_used; PyHamtNode_Bitmap hamt_bitmap_node_empty; _PyContextTokenMissing context_token_missing; } singletons; }; #define _Py_INTERP_CACHED_OBJECT(interp, NAME) \ (interp)->cached_objects.NAME struct _Py_interp_cached_objects { PyObject *interned_strings; /* AST */ PyObject *str_replace_inf; /* object.__reduce__ */ PyObject *objreduce; PyObject *type_slots_pname; pytype_slotdef *type_slots_ptrs[MAX_EQUIV]; /* TypeVar and related types */ PyTypeObject *generic_type; PyTypeObject *typevar_type; PyTypeObject *typevartuple_type; PyTypeObject *paramspec_type; PyTypeObject *paramspecargs_type; PyTypeObject *paramspeckwargs_type; }; #define _Py_INTERP_STATIC_OBJECT(interp, NAME) \ (interp)->static_objects.NAME #define _Py_INTERP_SINGLETON(interp, NAME) \ _Py_INTERP_STATIC_OBJECT(interp, singletons.NAME) struct _Py_interp_static_objects { struct { int _not_used; // hamt_empty is here instead of global because of its weakreflist. _PyGC_Head_UNUSED _hamt_empty_gc_not_used; PyHamtObject hamt_empty; PyBaseExceptionObject last_resort_memory_error; } singletons; }; #ifdef __cplusplus } #endif #endif /* !Py_INTERNAL_GLOBAL_OBJECTS_H */