mirror of
https://github.com/python/cpython.git
synced 2026-02-10 11:51:07 +00:00
435 lines
15 KiB
C
435 lines
15 KiB
C
#ifndef Py_PYCORECONFIG_H
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#define Py_PYCORECONFIG_H
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#ifndef Py_LIMITED_API
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* --- _PyInitError ----------------------------------------------- */
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typedef struct {
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enum {
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_Py_INIT_ERR_TYPE_OK=0,
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_Py_INIT_ERR_TYPE_ERROR=1,
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_Py_INIT_ERR_TYPE_EXIT=2
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} _type;
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const char *_func;
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const char *err_msg;
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#ifdef MS_WINDOWS
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unsigned int exitcode;
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#else
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int exitcode;
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#endif
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} _PyInitError;
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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 _Py_INIT_GET_FUNC() __FUNCTION__
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#else
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# define _Py_INIT_GET_FUNC() __func__
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#endif
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#define _Py_INIT_OK() \
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(_PyInitError){._type = _Py_INIT_ERR_TYPE_OK,}
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/* other fields are set to 0 */
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#define _Py_INIT_ERR(ERR_MSG) \
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(_PyInitError){ \
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._type = _Py_INIT_ERR_TYPE_ERROR, \
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._func = _Py_INIT_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 _Py_INIT_NO_MEMORY() _Py_INIT_ERR("memory allocation failed")
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#define _Py_INIT_EXIT(EXITCODE) \
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(_PyInitError){ \
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._type = _Py_INIT_ERR_TYPE_EXIT, \
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.exitcode = (EXITCODE)}
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#define _Py_INIT_IS_ERROR(err) \
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(err._type == _Py_INIT_ERR_TYPE_ERROR)
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#define _Py_INIT_IS_EXIT(err) \
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(err._type == _Py_INIT_ERR_TYPE_EXIT)
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#define _Py_INIT_FAILED(err) \
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(err._type != _Py_INIT_ERR_TYPE_OK)
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/* --- _PyWstrList ------------------------------------------------ */
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typedef struct {
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/* If length is greater than zero, items must be non-NULL
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and all items strings must be non-NULL */
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Py_ssize_t length;
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wchar_t **items;
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} _PyWstrList;
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#define _PyWstrList_INIT (_PyWstrList){.length = 0, .items = NULL}
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/* --- _PyPreConfig ----------------------------------------------- */
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#define _Py_CONFIG_VERSION 1
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typedef struct {
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int _config_version; /* Internal configuration version,
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used for ABI compatibility */
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/* If greater than 0, enable isolated mode: sys.path contains
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neither the script's directory nor the user's site-packages directory.
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Set to 1 by the -I command line option. If set to -1 (default), inherit
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Py_IsolatedFlag value. */
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int isolated;
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/* If greater than 0: use environment variables.
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Set to 0 by -E command line option. If set to -1 (default), it is
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set to !Py_IgnoreEnvironmentFlag. */
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int use_environment;
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/* Coerce the LC_CTYPE locale if it's equal to "C"? (PEP 538)
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Set to 0 by PYTHONCOERCECLOCALE=0. Set to 1 by PYTHONCOERCECLOCALE=1.
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Set to 2 if the user preferred LC_CTYPE locale is "C".
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If it is equal to 1, LC_CTYPE locale is read to decide it it should be
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coerced or not (ex: PYTHONCOERCECLOCALE=1). Internally, it is set to 2
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if the LC_CTYPE locale must be coerced. */
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int coerce_c_locale;
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/* Emit a warning if the LC_CTYPE locale is coerced?
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Disabled by default. Set to 1 by PYTHONCOERCECLOCALE=warn. */
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int coerce_c_locale_warn;
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#ifdef MS_WINDOWS
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/* If greater than 1, use the "mbcs" encoding instead of the UTF-8
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encoding for the filesystem encoding.
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Set to 1 if the PYTHONLEGACYWINDOWSFSENCODING environment variable is
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set to a non-empty string. If set to -1 (default), inherit
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Py_LegacyWindowsFSEncodingFlag value.
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See PEP 529 for more details. */
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int legacy_windows_fs_encoding;
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#endif
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/* Enable UTF-8 mode? (PEP 540)
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Disabled by default (equals to 0).
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Set to 1 by "-X utf8" and "-X utf8=1" command line options.
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Set to 1 by PYTHONUTF8=1 environment variable.
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Set to 0 by "-X utf8=0" and PYTHONUTF8=0.
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If equals to -1, it is set to 1 if the LC_CTYPE locale is "C" or
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"POSIX", otherwise inherit Py_UTF8Mode value. */
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int utf8_mode;
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int dev_mode; /* Development mode. PYTHONDEVMODE, -X dev */
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char *allocator; /* Memory allocator: PYTHONMALLOC */
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} _PyPreConfig;
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#ifdef MS_WINDOWS
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# define _PyPreConfig_WINDOWS_INIT \
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.legacy_windows_fs_encoding = -1,
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#else
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# define _PyPreConfig_WINDOWS_INIT
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#endif
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#define _PyPreConfig_INIT \
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(_PyPreConfig){ \
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_PyPreConfig_WINDOWS_INIT \
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._config_version = _Py_CONFIG_VERSION, \
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.isolated = -1, \
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.use_environment = -1, \
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.dev_mode = -1, \
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.allocator = NULL}
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/* --- _PyCoreConfig ---------------------------------------------- */
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typedef struct {
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int _config_version; /* Internal configuration version,
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used for ABI compatibility */
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int isolated; /* Isolated mode? see _PyPreConfig.isolated */
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int use_environment; /* Use environment variables? see _PyPreConfig.use_environment */
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int dev_mode; /* Development mode? See _PyPreConfig.dev_mode */
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/* Install signal handlers? Yes by default. */
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int install_signal_handlers;
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int use_hash_seed; /* PYTHONHASHSEED=x */
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unsigned long hash_seed;
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/* Enable faulthandler?
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Set to 1 by -X faulthandler and PYTHONFAULTHANDLER. -1 means unset. */
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int faulthandler;
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/* Enable tracemalloc?
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Set by -X tracemalloc=N and PYTHONTRACEMALLOC. -1 means unset */
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int tracemalloc;
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int import_time; /* PYTHONPROFILEIMPORTTIME, -X importtime */
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int show_ref_count; /* -X showrefcount */
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int show_alloc_count; /* -X showalloccount */
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int dump_refs; /* PYTHONDUMPREFS */
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int malloc_stats; /* PYTHONMALLOCSTATS */
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/* Python filesystem encoding and error handler:
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sys.getfilesystemencoding() and sys.getfilesystemencodeerrors().
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Default encoding and error handler:
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* if Py_SetStandardStreamEncoding() has been called: they have the
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highest priority;
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* PYTHONIOENCODING environment variable;
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* The UTF-8 Mode uses UTF-8/surrogateescape;
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* If Python forces the usage of the ASCII encoding (ex: C locale
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or POSIX locale on FreeBSD or HP-UX), use ASCII/surrogateescape;
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* locale encoding: ANSI code page on Windows, UTF-8 on Android and
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VxWorks, LC_CTYPE locale encoding on other platforms;
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* On Windows, "surrogateescape" error handler;
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* "surrogateescape" error handler if the LC_CTYPE locale is "C" or "POSIX";
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* "surrogateescape" error handler if the LC_CTYPE locale has been coerced
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(PEP 538);
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* "strict" error handler.
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Supported error handlers: "strict", "surrogateescape" and
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"surrogatepass". The surrogatepass error handler is only supported
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if Py_DecodeLocale() and Py_EncodeLocale() use directly the UTF-8 codec;
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it's only used on Windows.
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initfsencoding() updates the encoding to the Python codec name.
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For example, "ANSI_X3.4-1968" is replaced with "ascii".
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On Windows, sys._enablelegacywindowsfsencoding() sets the
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encoding/errors to mbcs/replace at runtime.
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See Py_FileSystemDefaultEncoding and Py_FileSystemDefaultEncodeErrors.
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*/
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wchar_t *filesystem_encoding;
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wchar_t *filesystem_errors;
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wchar_t *pycache_prefix; /* PYTHONPYCACHEPREFIX, -X pycache_prefix=PATH */
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wchar_t *program_name; /* Program name, see also Py_GetProgramName() */
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_PyWstrList argv; /* Command line arguments */
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wchar_t *program; /* argv[0] or "" */
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_PyWstrList xoptions; /* Command line -X options */
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_PyWstrList warnoptions; /* Warnings options */
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/* Path configuration inputs */
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wchar_t *module_search_path_env; /* PYTHONPATH environment variable */
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wchar_t *home; /* PYTHONHOME environment variable,
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see also Py_SetPythonHome(). */
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/* Path configuration outputs */
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int use_module_search_paths; /* If non-zero, use module_search_paths */
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_PyWstrList module_search_paths; /* sys.path paths. Computed if
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use_module_search_paths is equal
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to zero. */
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wchar_t *executable; /* sys.executable */
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wchar_t *prefix; /* sys.prefix */
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wchar_t *base_prefix; /* sys.base_prefix */
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wchar_t *exec_prefix; /* sys.exec_prefix */
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wchar_t *base_exec_prefix; /* sys.base_exec_prefix */
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#ifdef MS_WINDOWS
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wchar_t *dll_path; /* Windows DLL path */
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#endif
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/* If equal to zero, disable the import of the module site and the
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site-dependent manipulations of sys.path that it entails. Also disable
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these manipulations if site is explicitly imported later (call
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site.main() if you want them to be triggered).
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Set to 0 by the -S command line option. If set to -1 (default), it is
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set to !Py_NoSiteFlag. */
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int site_import;
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/* Bytes warnings:
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* If equal to 1, issue a warning when comparing bytes or bytearray with
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str or bytes with int.
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* If equal or greater to 2, issue an error.
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Incremented by the -b command line option. If set to -1 (default), inherit
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Py_BytesWarningFlag value. */
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int bytes_warning;
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/* If greater than 0, enable inspect: when a script is passed as first
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argument or the -c option is used, enter interactive mode after
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executing the script or the command, even when sys.stdin does not appear
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to be a terminal.
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Incremented by the -i command line option. Set to 1 if the PYTHONINSPECT
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environment variable is non-empty. If set to -1 (default), inherit
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Py_InspectFlag value. */
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int inspect;
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/* If greater than 0: enable the interactive mode (REPL).
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Incremented by the -i command line option. If set to -1 (default),
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inherit Py_InteractiveFlag value. */
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int interactive;
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/* Optimization level.
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Incremented by the -O command line option. Set by the PYTHONOPTIMIZE
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environment variable. If set to -1 (default), inherit Py_OptimizeFlag
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value. */
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int optimization_level;
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/* If greater than 0, enable the debug mode: turn on parser debugging
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output (for expert only, depending on compilation options).
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Incremented by the -d command line option. Set by the PYTHONDEBUG
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environment variable. If set to -1 (default), inherit Py_DebugFlag
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value. */
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int parser_debug;
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/* If equal to 0, Python won't try to write ``.pyc`` files on the
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import of source modules.
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Set to 0 by the -B command line option and the PYTHONDONTWRITEBYTECODE
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environment variable. If set to -1 (default), it is set to
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!Py_DontWriteBytecodeFlag. */
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int write_bytecode;
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/* If greater than 0, enable the verbose mode: print a message each time a
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module is initialized, showing the place (filename or built-in module)
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from which it is loaded.
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If greater or equal to 2, print a message for each file that is checked
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for when searching for a module. Also provides information on module
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cleanup at exit.
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Incremented by the -v option. Set by the PYTHONVERBOSE environment
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variable. If set to -1 (default), inherit Py_VerboseFlag value. */
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int verbose;
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/* If greater than 0, enable the quiet mode: Don't display the copyright
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and version messages even in interactive mode.
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Incremented by the -q option. If set to -1 (default), inherit
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Py_QuietFlag value. */
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int quiet;
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/* If greater than 0, don't add the user site-packages directory to
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sys.path.
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Set to 0 by the -s and -I command line options , and the PYTHONNOUSERSITE
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environment variable. If set to -1 (default), it is set to
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!Py_NoUserSiteDirectory. */
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int user_site_directory;
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/* If equal to 0, enable unbuffered mode: force the stdout and stderr
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streams to be unbuffered.
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Set to 0 by the -u option. Set by the PYTHONUNBUFFERED environment
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variable.
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If set to -1 (default), it is set to !Py_UnbufferedStdioFlag. */
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int buffered_stdio;
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/* Encoding of sys.stdin, sys.stdout and sys.stderr.
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Value set from PYTHONIOENCODING environment variable and
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Py_SetStandardStreamEncoding() function.
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See also 'stdio_errors' attribute. */
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wchar_t *stdio_encoding;
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/* Error handler of sys.stdin and sys.stdout.
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Value set from PYTHONIOENCODING environment variable and
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Py_SetStandardStreamEncoding() function.
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See also 'stdio_encoding' attribute. */
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wchar_t *stdio_errors;
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#ifdef MS_WINDOWS
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/* If greater than zero, use io.FileIO instead of WindowsConsoleIO for sys
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standard streams.
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Set to 1 if the PYTHONLEGACYWINDOWSSTDIO environment variable is set to
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a non-empty string. If set to -1 (default), inherit
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Py_LegacyWindowsStdioFlag value.
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See PEP 528 for more details. */
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int legacy_windows_stdio;
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#endif
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/* --- Parameter only used by Py_Main() ---------- */
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/* Skip the first line of the source ('run_filename' parameter), allowing use of non-Unix forms of
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"#!cmd". This is intended for a DOS specific hack only.
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Set by the -x command line option. */
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int skip_source_first_line;
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wchar_t *run_command; /* -c command line argument */
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wchar_t *run_module; /* -m command line argument */
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wchar_t *run_filename; /* Trailing command line argument without -c or -m */
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/* --- Private fields ---------------------------- */
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/* Install importlib? If set to 0, importlib is not initialized at all.
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Needed by freeze_importlib. */
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int _install_importlib;
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/* Value of the --check-hash-based-pycs command line option:
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- "default" means the 'check_source' flag in hash-based pycs
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determines invalidation
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- "always" causes the interpreter to hash the source file for
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invalidation regardless of value of 'check_source' bit
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- "never" causes the interpreter to always assume hash-based pycs are
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valid
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The default value is "default".
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See PEP 552 "Deterministic pycs" for more details. */
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wchar_t *check_hash_pycs_mode;
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/* If greater than 0, suppress _PyPathConfig_Calculate() warnings.
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If set to -1 (default), inherit Py_FrozenFlag value. */
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int _frozen;
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} _PyCoreConfig;
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#ifdef MS_WINDOWS
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# define _PyCoreConfig_WINDOWS_INIT \
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.legacy_windows_stdio = -1,
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#else
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# define _PyCoreConfig_WINDOWS_INIT
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#endif
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#define _PyCoreConfig_INIT \
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(_PyCoreConfig){ \
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_PyCoreConfig_WINDOWS_INIT \
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._config_version = _Py_CONFIG_VERSION, \
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.isolated = -1, \
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.use_environment = -1, \
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.dev_mode = -1, \
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.install_signal_handlers = 1, \
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.use_hash_seed = -1, \
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.faulthandler = -1, \
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.tracemalloc = -1, \
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.use_module_search_paths = 0, \
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.site_import = -1, \
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.bytes_warning = -1, \
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.inspect = -1, \
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.interactive = -1, \
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.optimization_level = -1, \
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.parser_debug= -1, \
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.write_bytecode = -1, \
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.verbose = -1, \
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.quiet = -1, \
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.user_site_directory = -1, \
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.buffered_stdio = -1, \
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._install_importlib = 1, \
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.check_hash_pycs_mode = NULL, \
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._frozen = -1}
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/* Note: _PyCoreConfig_INIT sets other fields to 0/NULL */
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_LIMITED_API */
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#endif /* !Py_PYCORECONFIG_H */
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