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bpo-1635741: Port symtable module to multiphase initialization (GH-23361)

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Signed-off-by: Christian Heimes <christian@python.org>
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Christian Heimes 2020-11-18 16:03:51 +01:00 • committed by GitHub
parent d1e38d4023
commit c7011012fa
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2 changed files with 51 additions and 45 deletions
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2
Misc/NEWS.d/next/C API/2020-11-18-10-52-38.bpo-1635741.FrWAwJ.rst Normal file
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@ -0,0 +1,2 @@
Port :mod:`symtable` extension module to multiphase initialization
(:pep:`489`)

94
Modules/symtablemodule.c
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@ -71,56 +71,60 @@ static PyMethodDef symtable_methods[] = {
{NULL, NULL} /* sentinel */ {NULL, NULL} /* sentinel */
}; };
static int
symtable_init_stentry_type(PyObject *m)
{
return PyType_Ready(&PySTEntry_Type);
}
static int
symtable_init_constants(PyObject *m)
{
if (PyModule_AddIntMacro(m, USE) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_GLOBAL) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_NONLOCAL) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_LOCAL) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_PARAM) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_FREE) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_FREE_CLASS) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_IMPORT) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_BOUND) < 0) return -1;
if (PyModule_AddIntMacro(m, DEF_ANNOT) < 0) return -1;
if (PyModule_AddIntConstant(m, "TYPE_FUNCTION", FunctionBlock) < 0)
return -1;
if (PyModule_AddIntConstant(m, "TYPE_CLASS", ClassBlock) < 0) return -1;
if (PyModule_AddIntConstant(m, "TYPE_MODULE", ModuleBlock) < 0)
return -1;
if (PyModule_AddIntMacro(m, LOCAL) < 0) return -1;
if (PyModule_AddIntMacro(m, GLOBAL_EXPLICIT) < 0) return -1;
if (PyModule_AddIntMacro(m, GLOBAL_IMPLICIT) < 0) return -1;
if (PyModule_AddIntMacro(m, FREE) < 0) return -1;
if (PyModule_AddIntMacro(m, CELL) < 0) return -1;
if (PyModule_AddIntConstant(m, "SCOPE_OFF", SCOPE_OFFSET) < 0) return -1;
if (PyModule_AddIntMacro(m, SCOPE_MASK) < 0) return -1;
return 0;
}
static PyModuleDef_Slot symtable_slots[] = {
{Py_mod_exec, symtable_init_stentry_type},
{Py_mod_exec, symtable_init_constants},
{0, NULL}
};
static struct PyModuleDef symtablemodule = { static struct PyModuleDef symtablemodule = {
PyModuleDef_HEAD_INIT, PyModuleDef_HEAD_INIT,
"_symtable", .m_name = "_symtable",
NULL, .m_size = 0,
-1, .m_methods = symtable_methods,
symtable_methods, .m_slots = symtable_slots,
NULL,
NULL,
NULL,
NULL
}; };
PyMODINIT_FUNC PyMODINIT_FUNC
PyInit__symtable(void) PyInit__symtable(void)
{ {
PyObject *m; return PyModuleDef_Init(&symtablemodule);
if (PyType_Ready(&PySTEntry_Type) < 0)
return NULL;
m = PyModule_Create(&symtablemodule);
if (m == NULL)
return NULL;
PyModule_AddIntMacro(m, USE);
PyModule_AddIntMacro(m, DEF_GLOBAL);
PyModule_AddIntMacro(m, DEF_NONLOCAL);
PyModule_AddIntMacro(m, DEF_LOCAL);
PyModule_AddIntMacro(m, DEF_PARAM);
PyModule_AddIntMacro(m, DEF_FREE);
PyModule_AddIntMacro(m, DEF_FREE_CLASS);
PyModule_AddIntMacro(m, DEF_IMPORT);
PyModule_AddIntMacro(m, DEF_BOUND);
PyModule_AddIntMacro(m, DEF_ANNOT);
PyModule_AddIntConstant(m, "TYPE_FUNCTION", FunctionBlock);
PyModule_AddIntConstant(m, "TYPE_CLASS", ClassBlock);
PyModule_AddIntConstant(m, "TYPE_MODULE", ModuleBlock);
PyModule_AddIntMacro(m, LOCAL);
PyModule_AddIntMacro(m, GLOBAL_EXPLICIT);
PyModule_AddIntMacro(m, GLOBAL_IMPLICIT);
PyModule_AddIntMacro(m, FREE);
PyModule_AddIntMacro(m, CELL);
PyModule_AddIntConstant(m, "SCOPE_OFF", SCOPE_OFFSET);
PyModule_AddIntMacro(m, SCOPE_MASK);
if (PyErr_Occurred()) {
Py_DECREF(m);
m = 0;
}
return m;
} }