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bpo-36763: Implement the PEP 587 (GH-13592)
* Add a whole new documentation page: "Python Initialization Configuration" * PyWideStringList_Append() return type is now PyStatus, instead of int * PyInterpreterState_New() now calls PyConfig_Clear() if PyConfig_InitPythonConfig() fails. * Rename files: * Python/coreconfig.c => Python/initconfig.c * Include/cpython/coreconfig.h => Include/cpython/initconfig.h * Include/internal/: pycore_coreconfig.h => pycore_initconfig.h * Rename structures * _PyCoreConfig => PyConfig * _PyPreConfig => PyPreConfig * _PyInitError => PyStatus * _PyWstrList => PyWideStringList * Rename PyConfig fields: * use_module_search_paths => module_search_paths_set * module_search_path_env => pythonpath_env * Rename PyStatus field: _func => func * PyInterpreterState: rename core_config field to config * Rename macros and functions: * _PyCoreConfig_SetArgv() => PyConfig_SetBytesArgv() * _PyCoreConfig_SetWideArgv() => PyConfig_SetArgv() * _PyCoreConfig_DecodeLocale() => PyConfig_SetBytesString() * _PyInitError_Failed() => PyStatus_Exception() * _Py_INIT_ERROR_TYPE_xxx enums => _PyStatus_TYPE_xxx * _Py_UnixMain() => Py_BytesMain() * _Py_ExitInitError() => Py_ExitStatusException() * _Py_PreInitializeFromArgs() => Py_PreInitializeFromBytesArgs() * _Py_PreInitializeFromWideArgs() => Py_PreInitializeFromArgs() * _Py_PreInitialize() => Py_PreInitialize() * _Py_RunMain() => Py_RunMain() * _Py_InitializeFromConfig() => Py_InitializeFromConfig() * _Py_INIT_XXX() => _PyStatus_XXX() * _Py_INIT_FAILED() => _PyStatus_EXCEPTION() * Rename 'err' PyStatus variables to 'status' * Convert RUN_CODE() macro to config_run_code() static inline function * Remove functions: * _Py_InitializeFromArgs() * _Py_InitializeFromWideArgs() * _PyInterpreterState_GetCoreConfig()
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50 changed files with 3229 additions and 2165 deletions
168
Include/internal/pycore_initconfig.h
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168
Include/internal/pycore_initconfig.h
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#ifndef Py_INTERNAL_CORECONFIG_H
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#define Py_INTERNAL_CORECONFIG_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_pystate.h" /* _PyRuntimeState */
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/* --- PyStatus ----------------------------------------------- */
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/* Almost all errors causing Python initialization to fail */
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#ifdef _MSC_VER
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/* Visual Studio 2015 doesn't implement C99 __func__ in C */
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# define _PyStatus_GET_FUNC() __FUNCTION__
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#else
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# define _PyStatus_GET_FUNC() __func__
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#endif
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#define _PyStatus_OK() \
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(PyStatus){._type = _PyStatus_TYPE_OK,}
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/* other fields are set to 0 */
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#define _PyStatus_ERR(ERR_MSG) \
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(PyStatus){ \
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._type = _PyStatus_TYPE_ERROR, \
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.func = _PyStatus_GET_FUNC(), \
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.err_msg = (ERR_MSG)}
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/* other fields are set to 0 */
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#define _PyStatus_NO_MEMORY() _PyStatus_ERR("memory allocation failed")
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#define _PyStatus_EXIT(EXITCODE) \
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(PyStatus){ \
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._type = _PyStatus_TYPE_EXIT, \
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.exitcode = (EXITCODE)}
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#define _PyStatus_IS_ERROR(err) \
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(err._type == _PyStatus_TYPE_ERROR)
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#define _PyStatus_IS_EXIT(err) \
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(err._type == _PyStatus_TYPE_EXIT)
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#define _PyStatus_EXCEPTION(err) \
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(err._type != _PyStatus_TYPE_OK)
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/* --- PyWideStringList ------------------------------------------------ */
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#define PyWideStringList_INIT (PyWideStringList){.length = 0, .items = NULL}
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#ifndef NDEBUG
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PyAPI_FUNC(int) _PyWideStringList_CheckConsistency(const PyWideStringList *list);
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#endif
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PyAPI_FUNC(void) _PyWideStringList_Clear(PyWideStringList *list);
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PyAPI_FUNC(int) _PyWideStringList_Copy(PyWideStringList *list,
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const PyWideStringList *list2);
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PyAPI_FUNC(PyStatus) _PyWideStringList_Extend(PyWideStringList *list,
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const PyWideStringList *list2);
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PyAPI_FUNC(PyObject*) _PyWideStringList_AsList(const PyWideStringList *list);
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/* --- _PyArgv ---------------------------------------------------- */
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typedef struct {
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Py_ssize_t argc;
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int use_bytes_argv;
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char * const *bytes_argv;
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wchar_t * const *wchar_argv;
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} _PyArgv;
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PyAPI_FUNC(PyStatus) _PyArgv_AsWstrList(const _PyArgv *args,
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PyWideStringList *list);
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/* --- Helper functions ------------------------------------------- */
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PyAPI_FUNC(int) _Py_str_to_int(
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const char *str,
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int *result);
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PyAPI_FUNC(const wchar_t*) _Py_get_xoption(
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const PyWideStringList *xoptions,
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const wchar_t *name);
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PyAPI_FUNC(const char*) _Py_GetEnv(
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int use_environment,
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const char *name);
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PyAPI_FUNC(void) _Py_get_env_flag(
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int use_environment,
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int *flag,
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const char *name);
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/* Py_GetArgcArgv() helper */
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PyAPI_FUNC(void) _Py_ClearArgcArgv(void);
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/* --- _PyPreCmdline ------------------------------------------------- */
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typedef struct {
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PyWideStringList argv;
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PyWideStringList xoptions; /* "-X value" option */
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int isolated; /* -I option */
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int use_environment; /* -E option */
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int dev_mode; /* -X dev and PYTHONDEVMODE */
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} _PyPreCmdline;
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#define _PyPreCmdline_INIT \
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(_PyPreCmdline){ \
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.use_environment = -1, \
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.isolated = -1, \
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.dev_mode = -1}
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/* Note: _PyPreCmdline_INIT sets other fields to 0/NULL */
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extern void _PyPreCmdline_Clear(_PyPreCmdline *cmdline);
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extern PyStatus _PyPreCmdline_SetArgv(_PyPreCmdline *cmdline,
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const _PyArgv *args);
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extern PyStatus _PyPreCmdline_SetConfig(
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const _PyPreCmdline *cmdline,
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PyConfig *config);
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extern PyStatus _PyPreCmdline_Read(_PyPreCmdline *cmdline,
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const PyPreConfig *preconfig);
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/* --- PyPreConfig ----------------------------------------------- */
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PyAPI_FUNC(void) _PyPreConfig_InitCompatConfig(PyPreConfig *preconfig);
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extern void _PyPreConfig_InitFromConfig(
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PyPreConfig *preconfig,
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const PyConfig *config);
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extern void _PyPreConfig_InitFromPreConfig(
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PyPreConfig *preconfig,
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const PyPreConfig *config2);
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extern PyObject* _PyPreConfig_AsDict(const PyPreConfig *preconfig);
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extern void _PyPreConfig_GetConfig(PyPreConfig *preconfig,
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const PyConfig *config);
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extern PyStatus _PyPreConfig_Read(PyPreConfig *preconfig,
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const _PyArgv *args);
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extern PyStatus _PyPreConfig_Write(const PyPreConfig *preconfig);
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/* --- PyConfig ---------------------------------------------- */
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#define _Py_CONFIG_VERSION 1
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typedef enum {
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/* Py_Initialize() API: backward compatibility with Python 3.6 and 3.7 */
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_PyConfig_INIT_COMPAT = 1,
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_PyConfig_INIT_PYTHON = 2,
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_PyConfig_INIT_ISOLATED = 3
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} _PyConfigInitEnum;
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PyAPI_FUNC(void) _PyConfig_InitCompatConfig(PyConfig *config);
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extern PyStatus _PyConfig_Copy(
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PyConfig *config,
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const PyConfig *config2);
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extern PyStatus _PyConfig_InitPathConfig(PyConfig *config);
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extern PyStatus _PyConfig_SetPathConfig(
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const PyConfig *config);
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extern void _PyConfig_Write(const PyConfig *config,
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_PyRuntimeState *runtime);
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extern PyStatus _PyConfig_SetPyArgv(
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PyConfig *config,
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const _PyArgv *args);
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/* --- Function used for testing ---------------------------------- */
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PyAPI_FUNC(PyObject*) _Py_GetConfigsAsDict(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_INTERNAL_CORECONFIG_H */
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