std-python/python3.8.10/Modules/symtablemodule.c · kenneth/python

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python

std-python

python3.8.10

Modules

symtablemodule.c

symtablemodule.c 3.21 KB

#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

source: object
 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, PyObject *source,
 PyObject *filename, const char *startstr)
/*[clinic end generated code: output=59eb0d5fc7285ac4 input=9dd8a50c0c36a4d7]*/
{
 struct symtable *st;
 PyObject *t;
 int start;
 PyCompilerFlags cf = _PyCompilerFlags_INIT;
 PyObject *source_copy = NULL;

cf.cf_flags = PyCF_SOURCE_IS_UTF8;

const char *str = _Py_SourceAsString(source, "symtable", "string or bytes", &cf, &source_copy);
 if (str == NULL) {
 return NULL;
 }

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);
 Py_XDECREF(source_copy);
 return NULL;
 }
 st = _Py_SymtableStringObjectFlags(str, filename, start, &cf);
 Py_DECREF(filename);
 Py_XDECREF(source_copy);
 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_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;
}

Copy Edit Raw Blame History

bayanxing authored 2021年10月22日 16:55 +08:00 . python3.8 for openharmony l2

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126

#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

 source: object
 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, PyObject *source,
 PyObject *filename, const char *startstr)
/*[clinic end generated code: output=59eb0d5fc7285ac4 input=9dd8a50c0c36a4d7]*/
{
 struct symtable *st;
 PyObject *t;
 int start;
 PyCompilerFlags cf = _PyCompilerFlags_INIT;
 PyObject *source_copy = NULL;

 cf.cf_flags = PyCF_SOURCE_IS_UTF8;

 const char *str = _Py_SourceAsString(source, "symtable", "string or bytes", &cf, &source_copy);
 if (str == NULL) {
 return NULL;
 }

 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);
 Py_XDECREF(source_copy);
 return NULL;
 }
 st = _Py_SymtableStringObjectFlags(str, filename, start, &cf);
 Py_DECREF(filename);
 Py_XDECREF(source_copy);
 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_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;
}