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-rw-r--r--Include/cpython/coreconfig.h35
-rw-r--r--Include/internal/pycore_coreconfig.h13
-rw-r--r--Modules/main.c4
-rw-r--r--Programs/_freeze_importlib.c2
-rw-r--r--Programs/_testembed.c6
-rw-r--r--Python/coreconfig.c66
-rw-r--r--Python/pathconfig.c2
-rw-r--r--Python/preconfig.c113
-rw-r--r--Python/sysmodule.c4
9 files changed, 193 insertions, 52 deletions
diff --git a/Include/cpython/coreconfig.h b/Include/cpython/coreconfig.h
index 8ad3b23061..7997d59c86 100644
--- a/Include/cpython/coreconfig.h
+++ b/Include/cpython/coreconfig.h
@@ -46,16 +46,35 @@ typedef struct {
#define _Py_INIT_FAILED(err) \
(err.msg != NULL || err.exitcode != -1)
-/* --- _PyCoreConfig ---------------------------------------------- */
+/* --- _PyPreConfig ----------------------------------------------- */
typedef struct {
- /* Install signal handlers? Yes by default. */
- int install_signal_handlers;
+ /* If greater than 0, enable isolated mode: sys.path contains
+ neither the script's directory nor the user's site-packages directory.
+
+ Set to 1 by the -I command line option. If set to -1 (default), inherit
+ Py_IsolatedFlag value. */
+ int isolated;
/* If greater than 0: use environment variables.
Set to 0 by -E command line option. If set to -1 (default), it is
set to !Py_IgnoreEnvironmentFlag. */
int use_environment;
+} _PyPreConfig;
+
+#define _PyPreConfig_INIT \
+ (_PyPreConfig){ \
+ .isolated = -1, \
+ .use_environment = -1}
+
+
+/* --- _PyCoreConfig ---------------------------------------------- */
+
+typedef struct {
+ _PyPreConfig preconfig;
+
+ /* Install signal handlers? Yes by default. */
+ int install_signal_handlers;
int use_hash_seed; /* PYTHONHASHSEED=x */
unsigned long hash_seed;
@@ -152,13 +171,6 @@ typedef struct {
wchar_t *dll_path; /* Windows DLL path */
#endif
- /* If greater than 0, enable isolated mode: sys.path contains
- neither the script's directory nor the user's site-packages directory.
-
- Set to 1 by the -I command line option. If set to -1 (default), inherit
- Py_IsolatedFlag value. */
- int isolated;
-
/* If equal to zero, disable the import of the module site and the
site-dependent manipulations of sys.path that it entails. Also disable
these manipulations if site is explicitly imported later (call
@@ -336,8 +348,8 @@ typedef struct {
#define _PyCoreConfig_INIT \
(_PyCoreConfig){ \
+ .preconfig = _PyPreConfig_INIT, \
.install_signal_handlers = 1, \
- .use_environment = -1, \
.use_hash_seed = -1, \
.faulthandler = -1, \
.tracemalloc = -1, \
@@ -345,7 +357,6 @@ typedef struct {
.utf8_mode = -1, \
.argc = -1, \
.nmodule_search_path = -1, \
- .isolated = -1, \
.site_import = -1, \
.bytes_warning = -1, \
.inspect = -1, \
diff --git a/Include/internal/pycore_coreconfig.h b/Include/internal/pycore_coreconfig.h
index 9f3a4c72b1..6469fcacbf 100644
--- a/Include/internal/pycore_coreconfig.h
+++ b/Include/internal/pycore_coreconfig.h
@@ -34,6 +34,19 @@ PyAPI_FUNC(_PyInitError) _PyArgv_Decode(const _PyArgv *args,
PyAPI_FUNC(void) _Py_ClearArgcArgv(void);
PyAPI_FUNC(int) _Py_SetArgcArgv(int argc, wchar_t * const *argv);
+/* --- _PyPreConfig ----------------------------------------------- */
+
+PyAPI_FUNC(void) _PyPreConfig_Clear(_PyPreConfig *config);
+PyAPI_FUNC(int) _PyPreConfig_Copy(_PyPreConfig *config,
+ const _PyPreConfig *config2);
+PyAPI_FUNC(void) _PyPreConfig_GetGlobalConfig(_PyPreConfig *config);
+PyAPI_FUNC(void) _PyPreConfig_SetGlobalConfig(const _PyPreConfig *config);
+PyAPI_FUNC(_PyInitError) _PyPreConfig_Read(_PyPreConfig *config);
+PyAPI_FUNC(int) _PyPreConfig_AsDict(const _PyPreConfig *config,
+ PyObject *dict);
+
+
+
/* --- _PyCoreConfig ---------------------------------------------- */
PyAPI_FUNC(_PyInitError) _PyCoreConfig_Read(_PyCoreConfig *config);
diff --git a/Modules/main.c b/Modules/main.c
index fdeaf1d12a..ff2e2f0711 100644
--- a/Modules/main.c
+++ b/Modules/main.c
@@ -487,7 +487,7 @@ pymain_header(const _PyCoreConfig *config)
static void
pymain_import_readline(const _PyCoreConfig *config)
{
- if (config->isolated) {
+ if (config->preconfig.isolated) {
return;
}
if (!config->inspect && RUN_CODE(config)) {
@@ -779,7 +779,7 @@ pymain_run_python(PyInterpreterState *interp, int *exitcode)
goto done;
}
}
- else if (!config->isolated) {
+ else if (!config->preconfig.isolated) {
PyObject *path0 = _PyPathConfig_ComputeArgv0(config->argc,
config->argv);
if (path0 == NULL) {
diff --git a/Programs/_freeze_importlib.c b/Programs/_freeze_importlib.c
index d0e40c96a7..e6c51a4a1d 100644
--- a/Programs/_freeze_importlib.c
+++ b/Programs/_freeze_importlib.c
@@ -77,9 +77,9 @@ main(int argc, char *argv[])
text[text_size] = '\0';
_PyCoreConfig config = _PyCoreConfig_INIT;
+ config.preconfig.use_environment = 0;
config.user_site_directory = 0;
config.site_import = 0;
- config.use_environment = 0;
config.program_name = L"./_freeze_importlib";
/* Don't install importlib, since it could execute outdated bytecode. */
config._install_importlib = 0;
diff --git a/Programs/_testembed.c b/Programs/_testembed.c
index 6b5311be27..7b4d8c2347 100644
--- a/Programs/_testembed.c
+++ b/Programs/_testembed.c
@@ -606,15 +606,15 @@ static int test_init_isolated(void)
/* Test _PyCoreConfig.isolated=1 */
_PyCoreConfig config = _PyCoreConfig_INIT;
+ Py_IsolatedFlag = 0;
+ config.preconfig.isolated = 1;
+
/* Set coerce_c_locale and utf8_mode to not depend on the locale */
config.coerce_c_locale = 0;
config.utf8_mode = 0;
/* Use path starting with "./" avoids a search along the PATH */
config.program_name = L"./_testembed";
- Py_IsolatedFlag = 0;
- config.isolated = 1;
-
test_init_env_putenvs();
_PyInitError err = _Py_InitializeFromConfig(&config);
if (_Py_INIT_FAILED(err)) {
diff --git a/Python/coreconfig.c b/Python/coreconfig.c
index c3eccb3b19..3486da4048 100644
--- a/Python/coreconfig.c
+++ b/Python/coreconfig.c
@@ -439,6 +439,8 @@ Py_GetArgcArgv(int *argc, wchar_t ***argv)
void
_PyCoreConfig_Clear(_PyCoreConfig *config)
{
+ _PyPreConfig_Clear(&config->preconfig);
+
#define CLEAR(ATTR) \
do { \
PyMem_RawFree(ATTR); \
@@ -488,6 +490,10 @@ _PyCoreConfig_Copy(_PyCoreConfig *config, const _PyCoreConfig *config2)
{
_PyCoreConfig_Clear(config);
+ if (_PyPreConfig_Copy(&config->preconfig, &config2->preconfig) < 0) {
+ return -1;
+ }
+
#define COPY_ATTR(ATTR) config->ATTR = config2->ATTR
#define COPY_STR_ATTR(ATTR) \
do { \
@@ -519,7 +525,6 @@ _PyCoreConfig_Copy(_PyCoreConfig *config, const _PyCoreConfig *config2)
} while (0)
COPY_ATTR(install_signal_handlers);
- COPY_ATTR(use_environment);
COPY_ATTR(use_hash_seed);
COPY_ATTR(hash_seed);
COPY_ATTR(_install_importlib);
@@ -557,7 +562,6 @@ _PyCoreConfig_Copy(_PyCoreConfig *config, const _PyCoreConfig *config2)
#endif
COPY_WSTR_ATTR(base_exec_prefix);
- COPY_ATTR(isolated);
COPY_ATTR(site_import);
COPY_ATTR(bytes_warning);
COPY_ATTR(inspect);
@@ -595,9 +599,9 @@ _PyCoreConfig_Copy(_PyCoreConfig *config, const _PyCoreConfig *config2)
const char*
_PyCoreConfig_GetEnv(const _PyCoreConfig *config, const char *name)
{
- assert(config->use_environment >= 0);
+ assert(config->preconfig.use_environment >= 0);
- if (!config->use_environment) {
+ if (!config->preconfig.use_environment) {
return NULL;
}
@@ -616,9 +620,9 @@ _PyCoreConfig_GetEnvDup(const _PyCoreConfig *config,
wchar_t **dest,
wchar_t *wname, char *name)
{
- assert(config->use_environment >= 0);
+ assert(config->preconfig.use_environment >= 0);
- if (!config->use_environment) {
+ if (!config->preconfig.use_environment) {
*dest = NULL;
return 0;
}
@@ -662,6 +666,8 @@ _PyCoreConfig_GetEnvDup(const _PyCoreConfig *config,
void
_PyCoreConfig_GetGlobalConfig(_PyCoreConfig *config)
{
+ _PyPreConfig_GetGlobalConfig(&config->preconfig);
+
#define COPY_FLAG(ATTR, VALUE) \
if (config->ATTR == -1) { \
config->ATTR = VALUE; \
@@ -672,7 +678,6 @@ _PyCoreConfig_GetGlobalConfig(_PyCoreConfig *config)
}
COPY_FLAG(utf8_mode, Py_UTF8Mode);
- COPY_FLAG(isolated, Py_IsolatedFlag);
COPY_FLAG(bytes_warning, Py_BytesWarningFlag);
COPY_FLAG(inspect, Py_InspectFlag);
COPY_FLAG(interactive, Py_InteractiveFlag);
@@ -686,7 +691,6 @@ _PyCoreConfig_GetGlobalConfig(_PyCoreConfig *config)
#endif
COPY_FLAG(_frozen, Py_FrozenFlag);
- COPY_NOT_FLAG(use_environment, Py_IgnoreEnvironmentFlag);
COPY_NOT_FLAG(buffered_stdio, Py_UnbufferedStdioFlag);
COPY_NOT_FLAG(site_import, Py_NoSiteFlag);
COPY_NOT_FLAG(write_bytecode, Py_DontWriteBytecodeFlag);
@@ -701,6 +705,8 @@ _PyCoreConfig_GetGlobalConfig(_PyCoreConfig *config)
void
_PyCoreConfig_SetGlobalConfig(const _PyCoreConfig *config)
{
+ _PyPreConfig_SetGlobalConfig(&config->preconfig);
+
#define COPY_FLAG(ATTR, VAR) \
if (config->ATTR != -1) { \
VAR = config->ATTR; \
@@ -711,7 +717,6 @@ _PyCoreConfig_SetGlobalConfig(const _PyCoreConfig *config)
}
COPY_FLAG(utf8_mode, Py_UTF8Mode);
- COPY_FLAG(isolated, Py_IsolatedFlag);
COPY_FLAG(bytes_warning, Py_BytesWarningFlag);
COPY_FLAG(inspect, Py_InspectFlag);
COPY_FLAG(interactive, Py_InteractiveFlag);
@@ -725,7 +730,6 @@ _PyCoreConfig_SetGlobalConfig(const _PyCoreConfig *config)
#endif
COPY_FLAG(_frozen, Py_FrozenFlag);
- COPY_NOT_FLAG(use_environment, Py_IgnoreEnvironmentFlag);
COPY_NOT_FLAG(buffered_stdio, Py_UnbufferedStdioFlag);
COPY_NOT_FLAG(site_import, Py_NoSiteFlag);
COPY_NOT_FLAG(write_bytecode, Py_DontWriteBytecodeFlag);
@@ -1497,10 +1501,15 @@ _PyCoreConfig_Read(_PyCoreConfig *config)
_PyInitError err;
_PyCoreConfig_GetGlobalConfig(config);
- assert(config->use_environment >= 0);
- if (config->isolated > 0) {
- config->use_environment = 0;
+ err = _PyPreConfig_Read(&config->preconfig);
+ if (_Py_INIT_FAILED(err)) {
+ return err;
+ }
+
+ assert(config->preconfig.use_environment >= 0);
+
+ if (config->preconfig.isolated > 0) {
config->user_site_directory = 0;
}
@@ -1510,7 +1519,7 @@ _PyCoreConfig_Read(_PyCoreConfig *config)
}
#endif
- if (config->use_environment) {
+ if (config->preconfig.use_environment) {
err = config_read_env_vars(config);
if (_Py_INIT_FAILED(err)) {
return err;
@@ -1611,7 +1620,7 @@ _PyCoreConfig_Read(_PyCoreConfig *config)
}
assert(config->coerce_c_locale >= 0);
- assert(config->use_environment >= 0);
+ assert(config->preconfig.use_environment >= 0);
assert(config->filesystem_encoding != NULL);
assert(config->filesystem_errors != NULL);
assert(config->stdio_encoding != NULL);
@@ -1679,18 +1688,23 @@ _PyCoreConfig_Write(const _PyCoreConfig *config)
PyObject *
_PyCoreConfig_AsDict(const _PyCoreConfig *config)
{
- PyObject *dict, *obj;
+ PyObject *dict;
dict = PyDict_New();
if (dict == NULL) {
return NULL;
}
+ if (_PyPreConfig_AsDict(&config->preconfig, dict) < 0) {
+ Py_DECREF(dict);
+ return NULL;
+ }
+
#define SET_ITEM(KEY, EXPR) \
do { \
- obj = (EXPR); \
+ PyObject *obj = (EXPR); \
if (obj == NULL) { \
- return NULL; \
+ goto fail; \
} \
int res = PyDict_SetItemString(dict, (KEY), obj); \
Py_DECREF(obj); \
@@ -1718,7 +1732,6 @@ _PyCoreConfig_AsDict(const _PyCoreConfig *config)
SET_ITEM(#OPTIONS, _Py_wstrlist_as_pylist(config->NOPTION, config->OPTIONS))
SET_ITEM_INT(install_signal_handlers);
- SET_ITEM_INT(use_environment);
SET_ITEM_INT(use_hash_seed);
SET_ITEM_UINT(hash_seed);
SET_ITEM_STR(allocator);
@@ -1752,7 +1765,6 @@ _PyCoreConfig_AsDict(const _PyCoreConfig *config)
#ifdef MS_WINDOWS
SET_ITEM_WSTR(dll_path);
#endif
- SET_ITEM_INT(isolated);
SET_ITEM_INT(site_import);
SET_ITEM_INT(bytes_warning);
SET_ITEM_INT(inspect);
@@ -1828,14 +1840,6 @@ cmdline_clear(_PyCmdline *cmdline)
}
-static _PyInitError
-cmdline_decode_argv(_PyCmdline *cmdline)
-{
- assert(cmdline->argv == NULL);
- return _PyArgv_Decode(cmdline->args, &cmdline->argv);
-}
-
-
/* --- _PyCoreConfig command line parser -------------------------- */
/* Parse the command line arguments */
@@ -1912,7 +1916,7 @@ config_parse_cmdline(_PyCoreConfig *config, _PyCmdline *cmdline,
break;
case 'I':
- config->isolated++;
+ config->preconfig.isolated++;
break;
/* case 'J': reserved for Jython */
@@ -1934,7 +1938,7 @@ config_parse_cmdline(_PyCoreConfig *config, _PyCmdline *cmdline,
break;
case 'E':
- config->use_environment = 0;
+ config->preconfig.use_environment = 0;
break;
case 't':
@@ -2272,7 +2276,7 @@ config_from_cmdline(_PyCoreConfig *config, _PyCmdline *cmdline)
return err;
}
- if (config->use_environment) {
+ if (config->preconfig.use_environment) {
err = cmdline_init_env_warnoptions(cmdline, config);
if (_Py_INIT_FAILED(err)) {
return err;
diff --git a/Python/pathconfig.c b/Python/pathconfig.c
index f96f0153e2..41fc9e2142 100644
--- a/Python/pathconfig.c
+++ b/Python/pathconfig.c
@@ -330,7 +330,7 @@ _PyCoreConfig_CalculatePathConfig(_PyCoreConfig *config)
#endif
if (path_config.isolated != -1) {
- config->isolated = path_config.isolated;
+ config->preconfig.isolated = path_config.isolated;
}
if (path_config.site_import != -1) {
config->site_import = path_config.site_import;
diff --git a/Python/preconfig.c b/Python/preconfig.c
index 8102924e71..bb1e830ebf 100644
--- a/Python/preconfig.c
+++ b/Python/preconfig.c
@@ -90,3 +90,116 @@ _PyArgv_Decode(const _PyArgv *args, wchar_t*** argv_p)
*argv_p = argv;
return _Py_INIT_OK();
}
+
+
+/* --- _PyPreConfig ----------------------------------------------- */
+
+void
+_PyPreConfig_Clear(_PyPreConfig *config)
+{
+}
+
+
+int
+_PyPreConfig_Copy(_PyPreConfig *config, const _PyPreConfig *config2)
+{
+ _PyPreConfig_Clear(config);
+
+#define COPY_ATTR(ATTR) config->ATTR = config2->ATTR
+
+ COPY_ATTR(isolated);
+ COPY_ATTR(use_environment);
+
+#undef COPY_ATTR
+ return 0;
+}
+
+
+void
+_PyPreConfig_GetGlobalConfig(_PyPreConfig *config)
+{
+#define COPY_FLAG(ATTR, VALUE) \
+ if (config->ATTR == -1) { \
+ config->ATTR = VALUE; \
+ }
+#define COPY_NOT_FLAG(ATTR, VALUE) \
+ if (config->ATTR == -1) { \
+ config->ATTR = !(VALUE); \
+ }
+
+ COPY_FLAG(isolated, Py_IsolatedFlag);
+ COPY_NOT_FLAG(use_environment, Py_IgnoreEnvironmentFlag);
+
+#undef COPY_FLAG
+#undef COPY_NOT_FLAG
+}
+
+
+void
+_PyPreConfig_SetGlobalConfig(const _PyPreConfig *config)
+{
+#define COPY_FLAG(ATTR, VAR) \
+ if (config->ATTR != -1) { \
+ VAR = config->ATTR; \
+ }
+#define COPY_NOT_FLAG(ATTR, VAR) \
+ if (config->ATTR != -1) { \
+ VAR = !config->ATTR; \
+ }
+
+ COPY_FLAG(isolated, Py_IsolatedFlag);
+ COPY_NOT_FLAG(use_environment, Py_IgnoreEnvironmentFlag);
+
+#undef COPY_FLAG
+#undef COPY_NOT_FLAG
+}
+
+
+_PyInitError
+_PyPreConfig_Read(_PyPreConfig *config)
+{
+ _PyPreConfig_GetGlobalConfig(config);
+
+ if (config->isolated > 0) {
+ config->use_environment = 0;
+ }
+
+ /* Default values */
+ if (config->use_environment < 0) {
+ config->use_environment = 0;
+ }
+
+ assert(config->use_environment >= 0);
+
+ return _Py_INIT_OK();
+}
+
+
+int
+_PyPreConfig_AsDict(const _PyPreConfig *config, PyObject *dict)
+{
+#define SET_ITEM(KEY, EXPR) \
+ do { \
+ PyObject *obj = (EXPR); \
+ if (obj == NULL) { \
+ goto fail; \
+ } \
+ int res = PyDict_SetItemString(dict, (KEY), obj); \
+ Py_DECREF(obj); \
+ if (res < 0) { \
+ goto fail; \
+ } \
+ } while (0)
+#define SET_ITEM_INT(ATTR) \
+ SET_ITEM(#ATTR, PyLong_FromLong(config->ATTR))
+
+ SET_ITEM_INT(isolated);
+ SET_ITEM_INT(use_environment);
+ return 0;
+
+fail:
+ return -1;
+
+#undef SET_ITEM
+#undef SET_ITEM_INT
+}
diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index dd39305f39..4b122805d7 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -2172,14 +2172,14 @@ make_flags(void)
SetFlag(!config->write_bytecode);
SetFlag(!config->user_site_directory);
SetFlag(!config->site_import);
- SetFlag(!config->use_environment);
+ SetFlag(!config->preconfig.use_environment);
SetFlag(config->verbose);
/* SetFlag(saw_unbuffered_flag); */
/* SetFlag(skipfirstline); */
SetFlag(config->bytes_warning);
SetFlag(config->quiet);
SetFlag(config->use_hash_seed == 0 || config->hash_seed != 0);
- SetFlag(config->isolated);
+ SetFlag(config->preconfig.isolated);
PyStructSequence_SET_ITEM(seq, pos++, PyBool_FromLong(config->dev_mode));
SetFlag(config->utf8_mode);
#undef SetFlag
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