mirror of https://github.com/python/cpython
114 lines
2.8 KiB
C
114 lines
2.8 KiB
C
#include "Python.h"
|
|
|
|
#include "code.h"
|
|
#include "Python-ast.h"
|
|
#include "symtable.h"
|
|
|
|
#include "clinic/symtablemodule.c.h"
|
|
/*[clinic input]
|
|
module _symtable
|
|
[clinic start generated code]*/
|
|
/*[clinic end generated code: output=da39a3ee5e6b4b0d input=f4685845a7100605]*/
|
|
|
|
|
|
/*[clinic input]
|
|
_symtable.symtable
|
|
|
|
str: str
|
|
filename: object(converter='PyUnicode_FSDecoder')
|
|
startstr: str
|
|
/
|
|
|
|
Return symbol and scope dictionaries used internally by compiler.
|
|
[clinic start generated code]*/
|
|
|
|
static PyObject *
|
|
_symtable_symtable_impl(PyObject *module, const char *str,
|
|
PyObject *filename, const char *startstr)
|
|
/*[clinic end generated code: output=914b369c9b785956 input=6c615e84d5f408e3]*/
|
|
{
|
|
struct symtable *st;
|
|
PyObject *t;
|
|
int start;
|
|
|
|
if (strcmp(startstr, "exec") == 0)
|
|
start = Py_file_input;
|
|
else if (strcmp(startstr, "eval") == 0)
|
|
start = Py_eval_input;
|
|
else if (strcmp(startstr, "single") == 0)
|
|
start = Py_single_input;
|
|
else {
|
|
PyErr_SetString(PyExc_ValueError,
|
|
"symtable() arg 3 must be 'exec' or 'eval' or 'single'");
|
|
Py_DECREF(filename);
|
|
return NULL;
|
|
}
|
|
st = Py_SymtableStringObject(str, filename, start);
|
|
Py_DECREF(filename);
|
|
if (st == NULL)
|
|
return NULL;
|
|
t = (PyObject *)st->st_top;
|
|
Py_INCREF(t);
|
|
PyMem_Free((void *)st->st_future);
|
|
PySymtable_Free(st);
|
|
return t;
|
|
}
|
|
|
|
static PyMethodDef symtable_methods[] = {
|
|
_SYMTABLE_SYMTABLE_METHODDEF
|
|
{NULL, NULL} /* sentinel */
|
|
};
|
|
|
|
static struct PyModuleDef symtablemodule = {
|
|
PyModuleDef_HEAD_INIT,
|
|
"_symtable",
|
|
NULL,
|
|
-1,
|
|
symtable_methods,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL
|
|
};
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__symtable(void)
|
|
{
|
|
PyObject *m;
|
|
|
|
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_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;
|
|
}
|