diff options
Diffstat (limited to 'Modules/_peg_parser.c')
-rw-r--r-- | Modules/_peg_parser.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/Modules/_peg_parser.c b/Modules/_peg_parser.c deleted file mode 100644 index ca2a3cf7b5f..00000000000 --- a/Modules/_peg_parser.c +++ /dev/null @@ -1,153 +0,0 @@ -#include <Python.h> -#include "pegen_interface.h" - -static int -_mode_str_to_int(char *mode_str) -{ - int mode; - if (strcmp(mode_str, "exec") == 0) { - mode = Py_file_input; - } - else if (strcmp(mode_str, "eval") == 0) { - mode = Py_eval_input; - } - else if (strcmp(mode_str, "single") == 0) { - mode = Py_single_input; - } - else { - mode = -1; - } - return mode; -} - -static mod_ty -_run_parser(char *str, char *filename, int mode, PyCompilerFlags *flags, PyArena *arena, int oldparser) -{ - mod_ty mod; - if (!oldparser) { - mod = PyPegen_ASTFromString(str, filename, mode, flags, arena); - } - else { - mod = PyParser_ASTFromString(str, filename, mode, flags, arena); - } - return mod; -} - -PyObject * -_Py_compile_string(PyObject *self, PyObject *args, PyObject *kwds) -{ - static char *keywords[] = {"string", "filename", "mode", "oldparser", NULL}; - char *the_string; - char *filename = "<string>"; - char *mode_str = "exec"; - int oldparser = 0; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|ssp", keywords, - &the_string, &filename, &mode_str, &oldparser)) { - return NULL; - } - - int mode = _mode_str_to_int(mode_str); - if (mode == -1) { - return PyErr_Format(PyExc_ValueError, "mode must be either 'exec' or 'eval' or 'single'"); - } - - PyCompilerFlags flags = _PyCompilerFlags_INIT; - flags.cf_flags = PyCF_IGNORE_COOKIE; - - PyArena *arena = PyArena_New(); - if (arena == NULL) { - return NULL; - } - - mod_ty mod = _run_parser(the_string, filename, mode, &flags, arena, oldparser); - if (mod == NULL) { - PyArena_Free(arena); - return NULL; - } - - PyObject *filename_ob = PyUnicode_DecodeFSDefault(filename); - if (filename_ob == NULL) { - PyArena_Free(arena); - return NULL; - } - PyCodeObject *result = PyAST_CompileObject(mod, filename_ob, &flags, -1, arena); - Py_XDECREF(filename_ob); - PyArena_Free(arena); - return (PyObject *)result; -} - -PyObject * -_Py_parse_string(PyObject *self, PyObject *args, PyObject *kwds) -{ - static char *keywords[] = {"string", "filename", "mode", "oldparser", "ast", NULL}; - char *the_string; - char *filename = "<string>"; - char *mode_str = "exec"; - int oldparser = 0; - int ast = 1; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|sspp", keywords, - &the_string, &filename, &mode_str, &oldparser, &ast)) { - return NULL; - } - - int mode = _mode_str_to_int(mode_str); - if (mode == -1) { - return PyErr_Format(PyExc_ValueError, "mode must be either 'exec' or 'eval' or 'single'"); - } - - PyCompilerFlags flags = _PyCompilerFlags_INIT; - flags.cf_flags = PyCF_IGNORE_COOKIE; - - PyArena *arena = PyArena_New(); - if (arena == NULL) { - return NULL; - } - - mod_ty mod = _run_parser(the_string, filename, mode, &flags, arena, oldparser); - if (mod == NULL) { - PyArena_Free(arena); - return NULL; - } - - PyObject *result; - if (ast) { - result = PyAST_mod2obj(mod); - } - else { - Py_INCREF(Py_None); - result = Py_None; - } - PyArena_Free(arena); - return result; -} - -static PyMethodDef ParseMethods[] = { - { - "parse_string", - (PyCFunction)(void (*)(void))_Py_parse_string, - METH_VARARGS|METH_KEYWORDS, - "Parse a string, return an AST." - }, - { - "compile_string", - (PyCFunction)(void (*)(void))_Py_compile_string, - METH_VARARGS|METH_KEYWORDS, - "Compile a string, return a code object." - }, - {NULL, NULL, 0, NULL} /* Sentinel */ -}; - -static struct PyModuleDef parsemodule = { - PyModuleDef_HEAD_INIT, - .m_name = "peg_parser", - .m_doc = "A parser.", - .m_methods = ParseMethods, -}; - -PyMODINIT_FUNC -PyInit__peg_parser(void) -{ - return PyModule_Create(&parsemodule); -} |