cpython/Parser/pegen/peg_api.c

135 lines
3.4 KiB
C

#include <pegen_interface.h>
#include "../tokenizer.h"
#include "pegen.h"
mod_ty
PyPegen_ASTFromString(const char *str, int mode, PyCompilerFlags *flags, PyArena *arena)
{
PyObject *filename_ob = PyUnicode_FromString("<string>");
if (filename_ob == NULL) {
return NULL;
}
mod_ty result = PyPegen_ASTFromStringObject(str, filename_ob, mode, flags, arena);
Py_XDECREF(filename_ob);
return result;
}
mod_ty
PyPegen_ASTFromStringObject(const char *str, PyObject* filename, int mode, PyCompilerFlags *flags, PyArena *arena)
{
if (PySys_Audit("compile", "yO", str, filename) < 0) {
return NULL;
}
int iflags = flags != NULL ? flags->cf_flags : PyCF_IGNORE_COOKIE;
mod_ty result = _PyPegen_run_parser_from_string(str, mode, filename, iflags, arena);
return result;
}
mod_ty
PyPegen_ASTFromFile(const char *filename, int mode, PyArena *arena)
{
PyObject *filename_ob = PyUnicode_FromString(filename);
if (filename_ob == NULL) {
return NULL;
}
mod_ty result = _PyPegen_run_parser_from_file(filename, mode, filename_ob, arena);
Py_XDECREF(filename_ob);
return result;
}
mod_ty
PyPegen_ASTFromFileObject(FILE *fp, PyObject *filename_ob, int mode,
const char *enc, const char *ps1, const char* ps2,
int *errcode, PyArena *arena)
{
if (PySys_Audit("compile", "OO", Py_None, filename_ob) < 0) {
return NULL;
}
return _PyPegen_run_parser_from_file_pointer(fp, mode, filename_ob, enc, ps1, ps2,
errcode, arena);
}
PyCodeObject *
PyPegen_CodeObjectFromString(const char *str, int mode, PyCompilerFlags *flags)
{
PyArena *arena = PyArena_New();
if (arena == NULL) {
return NULL;
}
PyCodeObject *result = NULL;
PyObject *filename_ob = PyUnicode_FromString("<string>");
if (filename_ob == NULL) {
goto error;
}
mod_ty res = PyPegen_ASTFromString(str, mode, flags, arena);
if (res == NULL) {
goto error;
}
result = PyAST_CompileObject(res, filename_ob, NULL, -1, arena);
error:
Py_XDECREF(filename_ob);
PyArena_Free(arena);
return result;
}
PyCodeObject *
PyPegen_CodeObjectFromFile(const char *filename, int mode)
{
PyArena *arena = PyArena_New();
if (arena == NULL) {
return NULL;
}
PyCodeObject *result = NULL;
PyObject *filename_ob = PyUnicode_FromString(filename);
if (filename_ob == NULL) {
goto error;
}
mod_ty res = PyPegen_ASTFromFile(filename, mode, arena);
if (res == NULL) {
goto error;
}
result = PyAST_CompileObject(res, filename_ob, NULL, -1, arena);
error:
Py_XDECREF(filename_ob);
PyArena_Free(arena);
return result;
}
PyCodeObject *
PyPegen_CodeObjectFromFileObject(FILE *fp, PyObject *filename_ob, int mode,
const char *ps1, const char *ps2, const char *enc,
int *errcode)
{
PyArena *arena = PyArena_New();
if (arena == NULL) {
return NULL;
}
PyCodeObject *result = NULL;
mod_ty res = PyPegen_ASTFromFileObject(fp, filename_ob, mode, enc, ps1, ps2,
errcode, arena);
if (res == NULL) {
goto error;
}
result = PyAST_CompileObject(res, filename_ob, NULL, -1, arena);
error:
PyArena_Free(arena);
return result;
}