update
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181
.CondaPkg/env/include/internal/pycore_runtime.h
vendored
181
.CondaPkg/env/include/internal/pycore_runtime.h
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#ifndef Py_INTERNAL_RUNTIME_H
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#define Py_INTERNAL_RUNTIME_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef Py_BUILD_CORE
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# error "this header requires Py_BUILD_CORE define"
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#endif
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#include "pycore_atomic.h" /* _Py_atomic_address */
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#include "pycore_gil.h" // struct _gil_runtime_state
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#include "pycore_global_objects.h" // struct _Py_global_objects
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#include "pycore_interp.h" // PyInterpreterState
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#include "pycore_unicodeobject.h" // struct _Py_unicode_runtime_ids
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/* ceval state */
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struct _ceval_runtime_state {
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/* Request for checking signals. It is shared by all interpreters (see
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bpo-40513). Any thread of any interpreter can receive a signal, but only
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the main thread of the main interpreter can handle signals: see
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_Py_ThreadCanHandleSignals(). */
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_Py_atomic_int signals_pending;
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struct _gil_runtime_state gil;
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};
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/* GIL state */
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struct _gilstate_runtime_state {
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/* bpo-26558: Flag to disable PyGILState_Check().
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If set to non-zero, PyGILState_Check() always return 1. */
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int check_enabled;
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/* Assuming the current thread holds the GIL, this is the
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PyThreadState for the current thread. */
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_Py_atomic_address tstate_current;
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/* The single PyInterpreterState used by this process'
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GILState implementation
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*/
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/* TODO: Given interp_main, it may be possible to kill this ref */
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PyInterpreterState *autoInterpreterState;
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Py_tss_t autoTSSkey;
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};
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/* Runtime audit hook state */
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typedef struct _Py_AuditHookEntry {
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struct _Py_AuditHookEntry *next;
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Py_AuditHookFunction hookCFunction;
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void *userData;
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} _Py_AuditHookEntry;
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/* Full Python runtime state */
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/* _PyRuntimeState holds the global state for the CPython runtime.
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That data is exposed in the internal API as a static variable (_PyRuntime).
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*/
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typedef struct pyruntimestate {
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/* Has been initialized to a safe state.
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In order to be effective, this must be set to 0 during or right
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after allocation. */
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int _initialized;
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/* Is running Py_PreInitialize()? */
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int preinitializing;
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/* Is Python preinitialized? Set to 1 by Py_PreInitialize() */
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int preinitialized;
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/* Is Python core initialized? Set to 1 by _Py_InitializeCore() */
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int core_initialized;
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/* Is Python fully initialized? Set to 1 by Py_Initialize() */
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int initialized;
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/* Set by Py_FinalizeEx(). Only reset to NULL if Py_Initialize()
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is called again.
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Use _PyRuntimeState_GetFinalizing() and _PyRuntimeState_SetFinalizing()
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to access it, don't access it directly. */
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_Py_atomic_address _finalizing;
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struct pyinterpreters {
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PyThread_type_lock mutex;
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/* The linked list of interpreters, newest first. */
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PyInterpreterState *head;
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/* The runtime's initial interpreter, which has a special role
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in the operation of the runtime. It is also often the only
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interpreter. */
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PyInterpreterState *main;
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/* _next_interp_id is an auto-numbered sequence of small
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integers. It gets initialized in _PyInterpreterState_Init(),
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which is called in Py_Initialize(), and used in
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PyInterpreterState_New(). A negative interpreter ID
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indicates an error occurred. The main interpreter will
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always have an ID of 0. Overflow results in a RuntimeError.
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If that becomes a problem later then we can adjust, e.g. by
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using a Python int. */
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int64_t next_id;
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} interpreters;
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// XXX Remove this field once we have a tp_* slot.
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struct _xidregistry {
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PyThread_type_lock mutex;
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struct _xidregitem *head;
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} xidregistry;
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unsigned long main_thread;
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#define NEXITFUNCS 32
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void (*exitfuncs[NEXITFUNCS])(void);
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int nexitfuncs;
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struct _ceval_runtime_state ceval;
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struct _gilstate_runtime_state gilstate;
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PyPreConfig preconfig;
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// Audit values must be preserved when Py_Initialize()/Py_Finalize()
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// is called multiple times.
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Py_OpenCodeHookFunction open_code_hook;
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void *open_code_userdata;
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_Py_AuditHookEntry *audit_hook_head;
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struct _Py_unicode_runtime_ids unicode_ids;
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/* All the objects that are shared by the runtime's interpreters. */
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struct _Py_global_objects global_objects;
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/* The following fields are here to avoid allocation during init.
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The data is exposed through _PyRuntimeState pointer fields.
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These fields should not be accessed directly outside of init.
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All other _PyRuntimeState pointer fields are populated when
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needed and default to NULL.
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For now there are some exceptions to that rule, which require
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allocation during init. These will be addressed on a case-by-case
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basis. Most notably, we don't pre-allocated the several mutex
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(PyThread_type_lock) fields, because on Windows we only ever get
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a pointer type.
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*/
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/* PyInterpreterState.interpreters.main */
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PyInterpreterState _main_interpreter;
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} _PyRuntimeState;
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/* other API */
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PyAPI_DATA(_PyRuntimeState) _PyRuntime;
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PyAPI_FUNC(PyStatus) _PyRuntimeState_Init(_PyRuntimeState *runtime);
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PyAPI_FUNC(void) _PyRuntimeState_Fini(_PyRuntimeState *runtime);
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#ifdef HAVE_FORK
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extern PyStatus _PyRuntimeState_ReInitThreads(_PyRuntimeState *runtime);
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#endif
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/* Initialize _PyRuntimeState.
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Return NULL on success, or return an error message on failure. */
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PyAPI_FUNC(PyStatus) _PyRuntime_Initialize(void);
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PyAPI_FUNC(void) _PyRuntime_Finalize(void);
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static inline PyThreadState*
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_PyRuntimeState_GetFinalizing(_PyRuntimeState *runtime) {
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return (PyThreadState*)_Py_atomic_load_relaxed(&runtime->_finalizing);
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}
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static inline void
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_PyRuntimeState_SetFinalizing(_PyRuntimeState *runtime, PyThreadState *tstate) {
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_Py_atomic_store_relaxed(&runtime->_finalizing, (uintptr_t)tstate);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_INTERNAL_RUNTIME_H */
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