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cpython/Programs/_bootstrap_python.c at issue-101100-tutorial-classes · sobolevn/cpython · GitHub
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_bootstrap_python.c
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/* Frozen modules bootstrap
*
* Limited and restricted Python interpreter to run
* "Tools/build/deepfreeze.py" on systems with no or older Python
* interpreter.
*/
#include
"Python.h"
#include
"pycore_import.h"
/* Includes for frozen modules: */
#include
"Python/frozen_modules/importlib._bootstrap.h"
#include
"Python/frozen_modules/importlib._bootstrap_external.h"
#include
"Python/frozen_modules/zipimport.h"
/* End includes */
uint32_t
_Py_next_func_version
=
1
;
/* Empty initializer for deepfrozen modules */
int
_Py_Deepfreeze_Init
(
void
)
{
return
0
;
}
/* Empty finalizer for deepfrozen modules */
void
_Py_Deepfreeze_Fini
(
void
)
{
}
/* Note that a negative size indicates a package. */
static
const
struct
_frozen
bootstrap_modules
[]
=
{
{
"_frozen_importlib"
,
_Py_M__importlib__bootstrap
, (
int
)
sizeof
(
_Py_M__importlib__bootstrap
)},
{
"_frozen_importlib_external"
,
_Py_M__importlib__bootstrap_external
, (
int
)
sizeof
(
_Py_M__importlib__bootstrap_external
)},
{
"zipimport"
,
_Py_M__zipimport
, (
int
)
sizeof
(
_Py_M__zipimport
)},
{
0
,
0
,
0
}
/* bootstrap sentinel */
};
static
const
struct
_frozen
stdlib_modules
[]
=
{
{
0
,
0
,
0
}
/* stdlib sentinel */
};
static
const
struct
_frozen
test_modules
[]
=
{
{
0
,
0
,
0
}
/* test sentinel */
};
const
struct
_frozen
*
_PyImport_FrozenBootstrap
=
bootstrap_modules
;
const
struct
_frozen
*
_PyImport_FrozenStdlib
=
stdlib_modules
;
const
struct
_frozen
*
_PyImport_FrozenTest
=
test_modules
;
static
const
struct
_module_alias
aliases
[]
=
{
{
"_frozen_importlib"
,
"importlib._bootstrap"
},
{
"_frozen_importlib_external"
,
"importlib._bootstrap_external"
},
{
0
,
0
}
/* aliases sentinel */
};
const
struct
_module_alias
*
_PyImport_FrozenAliases
=
aliases
;
/* Embedding apps may change this pointer to point to their favorite
collection of frozen modules: */
const
struct
_frozen
*
PyImport_FrozenModules
=
NULL
;
int
#ifdef
MS_WINDOWS
wmain
(
int
argc
,
wchar_t
*
*
argv
)
#else
main
(
int
argc
,
char
*
*
argv
)
#endif
{
PyStatus
status
;
PyConfig
config
;
PyConfig_InitIsolatedConfig
(
&
config
);
// don't warn, pybuilddir.txt does not exist yet
config
.
pathconfig_warnings
=
0
;
// parse arguments
config
.
parse_argv
=
1
;
// add current script dir to sys.path
config
.
isolated
=
0
;
config
.
safe_path
=
0
;
#ifdef
MS_WINDOWS
status
=
PyConfig_SetArgv
(
&
config
,
argc
,
argv
);
#else
status
=
PyConfig_SetBytesArgv
(
&
config
,
argc
,
argv
);
#endif
if
(
PyStatus_Exception
(
status
)) {
goto
error
;
}
status
=
PyConfig_Read
(
&
config
);
if
(
config
.
run_filename
==
NULL
) {
status
=
PyStatus_Error
(
"Run filename expected"
);
goto
error
;
}
#define
CLEAR
(
ATTR
) \
do { \
PyMem_RawFree(ATTR); \
ATTR = NULL; \
} while (0)
// isolate from system Python
CLEAR
(
config
.
base_prefix
);
CLEAR
(
config
.
prefix
);
CLEAR
(
config
.
base_exec_prefix
);
CLEAR
(
config
.
exec_prefix
);
status
=
Py_InitializeFromConfig
(
&
config
);
if
(
PyStatus_Exception
(
status
)) {
goto
error
;
}
PyConfig_Clear
(
&
config
);
return
Py_RunMain
();
error
:
PyConfig_Clear
(
&
config
);
if
(
PyStatus_IsExit
(
status
)) {
return
status
.
exitcode
;
}
Py_ExitStatusException
(
status
);
}
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