Patch #1550800: make exec a function.

1 files changed, 0 insertions, 117 deletions

diff --git a/Python/ceval.c b/Python/ceval.c
index 25e6a0b..dcbe53d 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -118,8 +118,6 @@ static PyObject * cmp_outcome(int, PyObject *, PyObject *);
 static PyObject * import_from(PyObject *, PyObject *);
 static int import_all_from(PyObject *, PyObject *);
 static PyObject * build_class(PyObject *, PyObject *, PyObject *);
-static int exec_statement(PyFrameObject *,
-			  PyObject *, PyObject *, PyObject *);
 static void set_exc_info(PyThreadState *, PyObject *, PyObject *, PyObject *);
 static void reset_exc_info(PyThreadState *);
 static void format_exc_check_arg(PyObject *, char *, PyObject *);
@@ -580,7 +578,6 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
    It's a case-by-case judgement.  I'll use intr1 for the following
    cases:
 
-   EXEC_STMT
    IMPORT_STAR
    IMPORT_FROM
    CALL_FUNCTION (and friends)
@@ -1622,19 +1619,6 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
 			why = WHY_YIELD;
 			goto fast_yield;
 
-		case EXEC_STMT:
-			w = TOP();
-			v = SECOND();
-			u = THIRD();
-			STACKADJ(-3);
-			READ_TIMESTAMP(intr0);
-			err = exec_statement(f, u, v, w);
-			READ_TIMESTAMP(intr1);
-			Py_DECREF(u);
-			Py_DECREF(v);
-			Py_DECREF(w);
-			break;
-
 		case POP_BLOCK:
 			{
 				PyTryBlock *b = PyFrame_BlockPop(f);
@@ -4072,107 +4056,6 @@ build_class(PyObject *methods, PyObject *bases, PyObject *name)
 	return result;
 }
 
-static int
-exec_statement(PyFrameObject *f, PyObject *prog, PyObject *globals,
-	       PyObject *locals)
-{
-	int n;
-	PyObject *v;
-	int plain = 0;
-
-	if (PyTuple_Check(prog) && globals == Py_None && locals == Py_None &&
-	    ((n = PyTuple_Size(prog)) == 2 || n == 3)) {
-		/* Backward compatibility hack */
-		globals = PyTuple_GetItem(prog, 1);
-		if (n == 3)
-			locals = PyTuple_GetItem(prog, 2);
-		prog = PyTuple_GetItem(prog, 0);
-	}
-	if (globals == Py_None) {
-		globals = PyEval_GetGlobals();
-		if (locals == Py_None) {
-			locals = PyEval_GetLocals();
-			plain = 1;
-		}
-		if (!globals || !locals) {
-			PyErr_SetString(PyExc_SystemError,
-					"globals and locals cannot be NULL");
-			return -1;
-		}
-	}
-	else if (locals == Py_None)
-		locals = globals;
-	if (!PyString_Check(prog) &&
-	    !PyUnicode_Check(prog) &&
-	    !PyCode_Check(prog) &&
-	    !PyFile_Check(prog)) {
-		PyErr_SetString(PyExc_TypeError,
-			"exec: arg 1 must be a string, file, or code object");
-		return -1;
-	}
-	if (!PyDict_Check(globals)) {
-		PyErr_SetString(PyExc_TypeError,
-		    "exec: arg 2 must be a dictionary or None");
-		return -1;
-	}
-	if (!PyMapping_Check(locals)) {
-		PyErr_SetString(PyExc_TypeError,
-		    "exec: arg 3 must be a mapping or None");
-		return -1;
-	}
-	if (PyDict_GetItemString(globals, "__builtins__") == NULL)
-		PyDict_SetItemString(globals, "__builtins__", f->f_builtins);
-	if (PyCode_Check(prog)) {
-		if (PyCode_GetNumFree((PyCodeObject *)prog) > 0) {
-			PyErr_SetString(PyExc_TypeError,
-		"code object passed to exec may not contain free variables");
-			return -1;
-		}
-		v = PyEval_EvalCode((PyCodeObject *) prog, globals, locals);
-	}
-	else if (PyFile_Check(prog)) {
-		FILE *fp = PyFile_AsFile(prog);
-		char *name = PyString_AsString(PyFile_Name(prog));
-		PyCompilerFlags cf;
-		cf.cf_flags = 0;
-		if (PyEval_MergeCompilerFlags(&cf))
-			v = PyRun_FileFlags(fp, name, Py_file_input, globals,
-					    locals, &cf);
-		else
-			v = PyRun_File(fp, name, Py_file_input, globals,
-				       locals);
-	}
-	else {
-		PyObject *tmp = NULL;
-		char *str;
-		PyCompilerFlags cf;
-		cf.cf_flags = 0;
-#ifdef Py_USING_UNICODE
-		if (PyUnicode_Check(prog)) {
-			tmp = PyUnicode_AsUTF8String(prog);
-			if (tmp == NULL)
-				return -1;
-			prog = tmp;
-			cf.cf_flags |= PyCF_SOURCE_IS_UTF8;
-		}
-#endif
-		if (PyString_AsStringAndSize(prog, &str, NULL))
-			return -1;
-		if (PyEval_MergeCompilerFlags(&cf))
-			v = PyRun_StringFlags(str, Py_file_input, globals,
-					      locals, &cf);
-		else
-			v = PyRun_String(str, Py_file_input, globals, locals);
-		Py_XDECREF(tmp);
-	}
-	if (plain)
-		PyFrame_LocalsToFast(f, 0);
-	if (v == NULL)
-		return -1;
-	Py_DECREF(v);
-	return 0;
-}
-
 static void
 format_exc_check_arg(PyObject *exc, char *format_str, PyObject *obj)
 {