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python-cpython/Include/internal/pycore_import.h at main · sthagen/python-cpython · GitHub
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pycore_import.h
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#ifndef
Py_LIMITED_API
#ifndef
Py_INTERNAL_IMPORT_H
#define
Py_INTERNAL_IMPORT_H
#ifdef
__cplusplus
extern
"C"
{
#endif
#ifndef
Py_BUILD_CORE
# error
"this header requires Py_BUILD_CORE define"
#endif
#include
"pycore_hashtable.h"
// _Py_hashtable_t
#include
"pycore_interp_structs.h"
// _import_state
extern
int
_PyImport_IsInitialized
(
PyInterpreterState
*
);
// Export for 'pyexpat' shared extension
PyAPI_FUNC
(
int
)
_PyImport_SetModule
(
PyObject
*
name
,
PyObject
*
module
);
// Export for 'math' shared extension
PyAPI_FUNC
(
int
)
_PyImport_SetModuleString
(
const
char
*
name
,
PyObject
*
module
);
extern
void
_PyImport_AcquireLock
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_ReleaseLock
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_ReInitLock
(
PyInterpreterState
*
interp
);
// This is used exclusively for the sys and builtins modules:
extern
int
_PyImport_FixupBuiltin
(
PyThreadState
*
tstate
,
PyObject
*
mod
,
const
char
*
name
,
/* UTF-8 encoded string */
PyObject
*
modules
);
extern
PyObject
*
_PyImport_ResolveName
(
PyThreadState
*
tstate
,
PyObject
*
name
,
PyObject
*
globals
,
int
level
);
extern
PyObject
*
_PyImport_GetAbsName
(
PyThreadState
*
tstate
,
PyObject
*
name
,
PyObject
*
globals
,
int
level
);
// Symbol is exported for the JIT on Windows builds.
PyAPI_FUNC
(
PyObject
*
)
_PyImport_LoadLazyImportTstate
(
PyThreadState
*
tstate
,
PyObject
*
lazy_import
);
typedef
enum
{
_Py_LAZY_SUBMODULE_ERROR
=
-1
,
_Py_LAZY_SUBMODULE_NOT_FOUND
=
0
,
_Py_LAZY_SUBMODULE_LOADED
=
1
,
}
_PyLazySubmoduleImportResult
;
extern
_PyLazySubmoduleImportResult
_PyImport_TryLoadLazySubmodule
(
PyObject
*
mod_name
,
PyObject
*
attr_name
,
PyObject
*
*
result
);
extern
PyObject
*
_PyImport_LazyImportModuleLevelObject
(
PyThreadState
*
tstate
,
PyObject
*
name
,
PyObject
*
builtins
,
PyObject
*
globals
,
PyObject
*
locals
,
PyObject
*
fromlist
,
int
level
);
#ifdef
HAVE_DLOPEN
# include
<dlfcn.h>
// RTLD_NOW, RTLD_LAZY
# if
HAVE_DECL_RTLD_NOW
# define
_Py_DLOPEN_FLAGS
RTLD_NOW
# else
# define
_Py_DLOPEN_FLAGS
RTLD_LAZY
# endif
# define
DLOPENFLAGS_INIT
.dlopenflags = _Py_DLOPEN_FLAGS,
#else
# define
_Py_DLOPEN_FLAGS
0
# define
DLOPENFLAGS_INIT
#endif
#define
IMPORTS_INIT
\
{ \
DLOPENFLAGS_INIT \
.find_and_load = { \
.header = 1, \
}, \
}
extern
void
_PyImport_ClearCore
(
PyInterpreterState
*
interp
);
extern
Py_ssize_t
_PyImport_GetNextModuleIndex
(
void
);
extern
const
char
*
_PyImport_ResolveNameWithPackageContext
(
const
char
*
name
);
extern
const
char
*
_PyImport_SwapPackageContext
(
const
char
*
newcontext
);
extern
int
_PyImport_GetDLOpenFlags
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_SetDLOpenFlags
(
PyInterpreterState
*
interp
,
int
new_val
);
extern
PyObject
*
_PyImport_InitModules
(
PyInterpreterState
*
interp
);
extern
PyObject
*
_PyImport_GetModules
(
PyInterpreterState
*
interp
);
extern
PyObject
*
_PyImport_GetModulesRef
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_ClearModules
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_ClearModulesByIndex
(
PyInterpreterState
*
interp
);
extern
PyObject
*
_PyImport_InitLazyModules
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_ClearLazyModules
(
PyInterpreterState
*
interp
);
extern
int
_PyImport_InitDefaultImportFunc
(
PyInterpreterState
*
interp
);
extern
int
_PyImport_IsDefaultImportFunc
(
PyInterpreterState
*
interp
,
PyObject
*
func
);
extern
int
_PyImport_IsDefaultLazyImportFunc
(
PyInterpreterState
*
interp
,
PyObject
*
func
);
extern
PyObject
*
_PyImport_GetImportlibLoader
(
PyInterpreterState
*
interp
,
const
char
*
loader_name
);
extern
PyObject
*
_PyImport_GetImportlibExternalLoader
(
PyInterpreterState
*
interp
,
const
char
*
loader_name
);
extern
PyObject
*
_PyImport_BlessMyLoader
(
PyInterpreterState
*
interp
,
PyObject
*
module_globals
);
extern
PyObject
*
_PyImport_ImportlibModuleRepr
(
PyInterpreterState
*
interp
,
PyObject
*
module
);
extern
PyStatus
_PyImport_Init
(
void
);
extern
void
_PyImport_Fini
(
void
);
extern
void
_PyImport_Fini2
(
void
);
extern
PyStatus
_PyImport_InitCore
(
PyThreadState
*
tstate
,
PyObject
*
sysmod
,
int
importlib
);
extern
PyStatus
_PyImport_InitExternal
(
PyThreadState
*
tstate
);
extern
void
_PyImport_FiniCore
(
PyInterpreterState
*
interp
);
extern
void
_PyImport_FiniExternal
(
PyInterpreterState
*
interp
);
extern
PyObject
*
_PyImport_GetBuiltinModuleNames
(
void
);
struct
_module_alias
{
const
char
*
name
;
/* ASCII encoded string */
const
char
*
orig
;
/* ASCII encoded string */
};
// Export these 3 symbols for test_ctypes
PyAPI_DATA
(
const
struct
_frozen
*
)
_PyImport_FrozenBootstrap
;
PyAPI_DATA
(
const
struct
_frozen
*
)
_PyImport_FrozenStdlib
;
PyAPI_DATA
(
const
struct
_frozen
*
)
_PyImport_FrozenTest
;
extern
const
struct
_module_alias
*
_PyImport_FrozenAliases
;
extern
int
_PyImport_CheckSubinterpIncompatibleExtensionAllowed
(
const
char
*
name
);
// Export for '_testinternalcapi' shared extension
PyAPI_FUNC
(
int
)
_PyImport_ClearExtension
(
PyObject
*
name
,
PyObject
*
filename
);
#ifdef
Py_GIL_DISABLED
// Assuming that the GIL is enabled from a call to
// _PyEval_EnableGILTransient(), resolve the transient request depending on the
// state of the module argument:
// - If module is NULL or a PyModuleObject with md_gil == Py_MOD_GIL_NOT_USED,
// call _PyEval_DisableGIL().
// - Otherwise, call _PyImport_EnableGILAndWarn
//
// This function may raise an exception.
extern
int
_PyImport_CheckGILForModule
(
PyObject
*
module
,
PyObject
*
module_name
);
// Assuming that the GIL is enabled from a call to
// _PyEval_EnableGILTransient(), call _PyEval_EnableGILPermanent().
// If the GIL was not already enabled permanently, issue a warning referencing
// the module's name.
// Leave a message in verbose mode.
//
// This function may raise an exception.
extern
int
_PyImport_EnableGILAndWarn
(
PyThreadState
*
,
PyObject
*
module_name
);
#endif
#ifdef
__cplusplus
}
#endif
#endif
/* !Py_INTERNAL_IMPORT_H */
#endif
/* !Py_LIMITED_API */
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