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https://github.com/python/cpython.git
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33b790978d
Add PyConfig_Get(), PyConfig_GetInt(), PyConfig_Set() and PyConfig_Names() functions to get and set the current runtime Python configuration. Add visibility and "sys spec" to config and preconfig specifications. _PyConfig_AsDict() now converts PyConfig.xoptions as a dictionary. Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
201 lines
6.3 KiB
C
201 lines
6.3 KiB
C
#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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/* Forward declaration */
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struct 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_ERRMSG "memory allocation failed"
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#define _PyStatus_NO_MEMORY() _PyStatus_ERR(_PyStatus_NO_MEMORY_ERRMSG)
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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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#define _PyStatus_UPDATE_FUNC(err) \
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do { (err).func = _PyStatus_GET_FUNC(); } while (0)
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// Export for '_testinternalcapi' shared extension
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PyAPI_FUNC(void) _PyErr_SetFromPyStatus(PyStatus status);
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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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extern int _PyWideStringList_CheckConsistency(const PyWideStringList *list);
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#endif
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extern void _PyWideStringList_Clear(PyWideStringList *list);
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extern int _PyWideStringList_Copy(PyWideStringList *list,
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const PyWideStringList *list2);
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extern PyStatus _PyWideStringList_Extend(PyWideStringList *list,
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const PyWideStringList *list2);
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extern PyObject* _PyWideStringList_AsList(const PyWideStringList *list);
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/* --- _PyArgv ---------------------------------------------------- */
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typedef struct _PyArgv {
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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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extern PyStatus _PyArgv_AsWstrList(const _PyArgv *args,
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PyWideStringList *list);
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/* --- Helper functions ------------------------------------------- */
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extern int _Py_str_to_int(
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const char *str,
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int *result);
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extern 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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extern const char* _Py_GetEnv(
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int use_environment,
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const char *name);
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extern 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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extern 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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int warn_default_encoding; /* -X warn_default_encoding and PYTHONWARNDEFAULTENCODING */
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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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// Export for '_testembed' program
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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 PyStatus _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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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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typedef enum {
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/* For now, this means the GIL is enabled.
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gh-116329: This will eventually change to "the GIL is disabled but can
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be re-enabled by loading an incompatible extension module." */
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_PyConfig_GIL_DEFAULT = -1,
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/* The GIL has been forced off or on, and will not be affected by module loading. */
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_PyConfig_GIL_DISABLE = 0,
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_PyConfig_GIL_ENABLE = 1,
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} _PyConfigGILEnum;
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// Export for '_testembed' program
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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(
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PyConfig *config,
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int compute_path_config);
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extern PyStatus _PyConfig_InitImportConfig(PyConfig *config);
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extern PyStatus _PyConfig_Read(PyConfig *config, int compute_path_config);
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extern PyStatus _PyConfig_Write(const PyConfig *config,
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struct 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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extern PyObject* _PyConfig_CreateXOptionsDict(const PyConfig *config);
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extern void _Py_DumpPathConfig(PyThreadState *tstate);
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/* --- Function used for testing ---------------------------------- */
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// Export these functions for '_testinternalcapi' shared extension
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PyAPI_FUNC(PyObject*) _PyConfig_AsDict(const PyConfig *config);
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PyAPI_FUNC(int) _PyConfig_FromDict(PyConfig *config, PyObject *dict);
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PyAPI_FUNC(PyObject*) _Py_Get_Getpath_CodeObject(void);
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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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