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Implement PEP 3121: new module initialization and finalization API.

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This commit is contained in:
Martin v. Löwis 2008-06-11 05:26:20 +00:00
parent cdf94635d7
commit 1a21451b1d
113 changed files with 2230 additions and 855 deletions
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36
Python/pystate.c
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@ -69,6 +69,7 @@ PyInterpreterState_New(void)
#endif
interp->modules = NULL;
interp->modules_reloading = NULL;
interp->modules_by_index = NULL;
interp->sysdict = NULL;
interp->builtins = NULL;
interp->tstate_head = NULL;
@ -108,6 +109,7 @@ PyInterpreterState_Clear(PyInterpreterState *interp)
Py_CLEAR(interp->codec_search_cache);
Py_CLEAR(interp->codec_error_registry);
Py_CLEAR(interp->modules);
Py_CLEAR(interp->modules_by_index);
Py_CLEAR(interp->modules_reloading);
Py_CLEAR(interp->sysdict);
Py_CLEAR(interp->builtins);
@ -208,6 +210,40 @@ PyThreadState_New(PyInterpreterState *interp)
return tstate;
}
PyObject*
PyState_FindModule(struct PyModuleDef* m)
{
Py_ssize_t index = m->m_base.m_index;
PyInterpreterState *state = PyThreadState_GET()->interp;
PyObject *res;
if (index == 0)
return NULL;
if (state->modules_by_index == NULL)
return NULL;
if (index > PyList_GET_SIZE(state->modules_by_index))
return NULL;
res = PyList_GET_ITEM(state->modules_by_index, index);
return res==Py_None ? NULL : res;
}
int
_PyState_AddModule(PyObject* module, struct PyModuleDef* def)
{
PyInterpreterState *state = PyThreadState_GET()->interp;
if (!def)
return -1;
if (!state->modules_by_index) {
state->modules_by_index = PyList_New(20);
if (!state->modules_by_index)
return -1;
}
while(PyList_GET_SIZE(state->modules_by_index) <= def->m_base.m_index)
if (PyList_Append(state->modules_by_index, Py_None) < 0)
return -1;
Py_INCREF(module);
return PyList_SetItem(state->modules_by_index,
def->m_base.m_index, module);
}
void
PyThreadState_Clear(PyThreadState *tstate)