diff options
Diffstat (limited to 'Python/bltinmodule.c')
| -rw-r--r-- | Python/bltinmodule.c | 3288 |
1 files changed, 1644 insertions, 1644 deletions
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c index 6b8600b..97f7b96 100644 --- a/Python/bltinmodule.c +++ b/Python/bltinmodule.c @@ -29,138 +29,138 @@ int Py_HasFileSystemDefaultEncoding = 0; int _Py_SetFileSystemEncoding(PyObject *s) { - PyObject *defenc, *codec; - if (!PyUnicode_Check(s)) { - PyErr_BadInternalCall(); - return -1; - } - defenc = _PyUnicode_AsDefaultEncodedString(s, NULL); - if (!defenc) - return -1; - codec = _PyCodec_Lookup(PyBytes_AsString(defenc)); - if (codec == NULL) - return -1; - Py_DECREF(codec); - if (!Py_HasFileSystemDefaultEncoding && Py_FileSystemDefaultEncoding) - /* A file system encoding was set at run-time */ - free((char*)Py_FileSystemDefaultEncoding); - Py_FileSystemDefaultEncoding = strdup(PyBytes_AsString(defenc)); - Py_HasFileSystemDefaultEncoding = 0; - return 0; + PyObject *defenc, *codec; + if (!PyUnicode_Check(s)) { + PyErr_BadInternalCall(); + return -1; + } + defenc = _PyUnicode_AsDefaultEncodedString(s, NULL); + if (!defenc) + return -1; + codec = _PyCodec_Lookup(PyBytes_AsString(defenc)); + if (codec == NULL) + return -1; + Py_DECREF(codec); + if (!Py_HasFileSystemDefaultEncoding && Py_FileSystemDefaultEncoding) + /* A file system encoding was set at run-time */ + free((char*)Py_FileSystemDefaultEncoding); + Py_FileSystemDefaultEncoding = strdup(PyBytes_AsString(defenc)); + Py_HasFileSystemDefaultEncoding = 0; + return 0; } static PyObject * builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds) { - PyObject *func, *name, *bases, *mkw, *meta, *prep, *ns, *cell; - PyObject *cls = NULL; - Py_ssize_t nargs, nbases; - - assert(args != NULL); - if (!PyTuple_Check(args)) { - PyErr_SetString(PyExc_TypeError, - "__build_class__: args is not a tuple"); - return NULL; - } - nargs = PyTuple_GET_SIZE(args); - if (nargs < 2) { - PyErr_SetString(PyExc_TypeError, - "__build_class__: not enough arguments"); - return NULL; - } - func = PyTuple_GET_ITEM(args, 0); /* Better be callable */ - name = PyTuple_GET_ITEM(args, 1); - if (!PyUnicode_Check(name)) { - PyErr_SetString(PyExc_TypeError, - "__build_class__: name is not a string"); - return NULL; - } - bases = PyTuple_GetSlice(args, 2, nargs); - if (bases == NULL) - return NULL; - nbases = nargs - 2; - - if (kwds == NULL) { - meta = NULL; - mkw = NULL; + PyObject *func, *name, *bases, *mkw, *meta, *prep, *ns, *cell; + PyObject *cls = NULL; + Py_ssize_t nargs, nbases; + + assert(args != NULL); + if (!PyTuple_Check(args)) { + PyErr_SetString(PyExc_TypeError, + "__build_class__: args is not a tuple"); + return NULL; + } + nargs = PyTuple_GET_SIZE(args); + if (nargs < 2) { + PyErr_SetString(PyExc_TypeError, + "__build_class__: not enough arguments"); + return NULL; + } + func = PyTuple_GET_ITEM(args, 0); /* Better be callable */ + name = PyTuple_GET_ITEM(args, 1); + if (!PyUnicode_Check(name)) { + PyErr_SetString(PyExc_TypeError, + "__build_class__: name is not a string"); + return NULL; + } + bases = PyTuple_GetSlice(args, 2, nargs); + if (bases == NULL) + return NULL; + nbases = nargs - 2; + + if (kwds == NULL) { + meta = NULL; + mkw = NULL; + } + else { + mkw = PyDict_Copy(kwds); /* Don't modify kwds passed in! */ + if (mkw == NULL) { + Py_DECREF(bases); + return NULL; + } + meta = PyDict_GetItemString(mkw, "metaclass"); + if (meta != NULL) { + Py_INCREF(meta); + if (PyDict_DelItemString(mkw, "metaclass") < 0) { + Py_DECREF(meta); + Py_DECREF(mkw); + Py_DECREF(bases); + return NULL; + } + } + } + if (meta == NULL) { + if (PyTuple_GET_SIZE(bases) == 0) + meta = (PyObject *) (&PyType_Type); + else { + PyObject *base0 = PyTuple_GET_ITEM(bases, 0); + meta = (PyObject *) (base0->ob_type); + } + Py_INCREF(meta); + } + prep = PyObject_GetAttrString(meta, "__prepare__"); + if (prep == NULL) { + if (PyErr_ExceptionMatches(PyExc_AttributeError)) { + PyErr_Clear(); + ns = PyDict_New(); } - else { - mkw = PyDict_Copy(kwds); /* Don't modify kwds passed in! */ - if (mkw == NULL) { - Py_DECREF(bases); - return NULL; - } - meta = PyDict_GetItemString(mkw, "metaclass"); - if (meta != NULL) { - Py_INCREF(meta); - if (PyDict_DelItemString(mkw, "metaclass") < 0) { - Py_DECREF(meta); - Py_DECREF(mkw); - Py_DECREF(bases); - return NULL; - } - } - } - if (meta == NULL) { - if (PyTuple_GET_SIZE(bases) == 0) - meta = (PyObject *) (&PyType_Type); - else { - PyObject *base0 = PyTuple_GET_ITEM(bases, 0); - meta = (PyObject *) (base0->ob_type); - } - Py_INCREF(meta); - } - prep = PyObject_GetAttrString(meta, "__prepare__"); - if (prep == NULL) { - if (PyErr_ExceptionMatches(PyExc_AttributeError)) { - PyErr_Clear(); - ns = PyDict_New(); - } - else { - Py_DECREF(meta); - Py_XDECREF(mkw); - Py_DECREF(bases); - return NULL; - } - } - else { - PyObject *pargs = PyTuple_Pack(2, name, bases); - if (pargs == NULL) { - Py_DECREF(prep); - Py_DECREF(meta); - Py_XDECREF(mkw); - Py_DECREF(bases); - return NULL; - } - ns = PyEval_CallObjectWithKeywords(prep, pargs, mkw); - Py_DECREF(pargs); - Py_DECREF(prep); - } - if (ns == NULL) { - Py_DECREF(meta); - Py_XDECREF(mkw); - Py_DECREF(bases); - return NULL; - } - cell = PyObject_CallFunctionObjArgs(func, ns, NULL); - if (cell != NULL) { - PyObject *margs; - margs = PyTuple_Pack(3, name, bases, ns); - if (margs != NULL) { - cls = PyEval_CallObjectWithKeywords(meta, margs, mkw); - Py_DECREF(margs); - } - if (cls != NULL && PyCell_Check(cell)) { - Py_INCREF(cls); - PyCell_SET(cell, cls); - } - Py_DECREF(cell); - } - Py_DECREF(ns); - Py_DECREF(meta); - Py_XDECREF(mkw); - Py_DECREF(bases); - return cls; + else { + Py_DECREF(meta); + Py_XDECREF(mkw); + Py_DECREF(bases); + return NULL; + } + } + else { + PyObject *pargs = PyTuple_Pack(2, name, bases); + if (pargs == NULL) { + Py_DECREF(prep); + Py_DECREF(meta); + Py_XDECREF(mkw); + Py_DECREF(bases); + return NULL; + } + ns = PyEval_CallObjectWithKeywords(prep, pargs, mkw); + Py_DECREF(pargs); + Py_DECREF(prep); + } + if (ns == NULL) { + Py_DECREF(meta); + Py_XDECREF(mkw); + Py_DECREF(bases); + return NULL; + } + cell = PyObject_CallFunctionObjArgs(func, ns, NULL); + if (cell != NULL) { + PyObject *margs; + margs = PyTuple_Pack(3, name, bases, ns); + if (margs != NULL) { + cls = PyEval_CallObjectWithKeywords(meta, margs, mkw); + Py_DECREF(margs); + } + if (cls != NULL && PyCell_Check(cell)) { + Py_INCREF(cls); + PyCell_SET(cell, cls); + } + Py_DECREF(cell); + } + Py_DECREF(ns); + Py_DECREF(meta); + Py_XDECREF(mkw); + Py_DECREF(bases); + return cls; } PyDoc_STRVAR(build_class_doc, @@ -171,19 +171,19 @@ Internal helper function used by the class statement."); static PyObject * builtin___import__(PyObject *self, PyObject *args, PyObject *kwds) { - static char *kwlist[] = {"name", "globals", "locals", "fromlist", - "level", 0}; - char *name; - PyObject *globals = NULL; - PyObject *locals = NULL; - PyObject *fromlist = NULL; - int level = -1; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|OOOi:__import__", - kwlist, &name, &globals, &locals, &fromlist, &level)) - return NULL; - return PyImport_ImportModuleLevel(name, globals, locals, - fromlist, level); + static char *kwlist[] = {"name", "globals", "locals", "fromlist", + "level", 0}; + char *name; + PyObject *globals = NULL; + PyObject *locals = NULL; + PyObject *fromlist = NULL; + int level = -1; + + if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|OOOi:__import__", + kwlist, &name, &globals, &locals, &fromlist, &level)) + return NULL; + return PyImport_ImportModuleLevel(name, globals, locals, + fromlist, level); } PyDoc_STRVAR(import_doc, @@ -204,7 +204,7 @@ is the number of parent directories to search relative to the current module."); static PyObject * builtin_abs(PyObject *self, PyObject *v) { - return PyNumber_Absolute(v); + return PyNumber_Absolute(v); } PyDoc_STRVAR(abs_doc, @@ -215,38 +215,38 @@ Return the absolute value of the argument."); static PyObject * builtin_all(PyObject *self, PyObject *v) { - PyObject *it, *item; - PyObject *(*iternext)(PyObject *); - int cmp; - - it = PyObject_GetIter(v); - if (it == NULL) - return NULL; - iternext = *Py_TYPE(it)->tp_iternext; - - for (;;) { - item = iternext(it); - if (item == NULL) - break; - cmp = PyObject_IsTrue(item); - Py_DECREF(item); - if (cmp < 0) { - Py_DECREF(it); - return NULL; - } - if (cmp == 0) { - Py_DECREF(it); - Py_RETURN_FALSE; - } - } - Py_DECREF(it); - if (PyErr_Occurred()) { - if (PyErr_ExceptionMatches(PyExc_StopIteration)) - PyErr_Clear(); - else - return NULL; - } - Py_RETURN_TRUE; + PyObject *it, *item; + PyObject *(*iternext)(PyObject *); + int cmp; + + it = PyObject_GetIter(v); + if (it == NULL) + return NULL; + iternext = *Py_TYPE(it)->tp_iternext; + + for (;;) { + item = iternext(it); + if (item == NULL) + break; + cmp = PyObject_IsTrue(item); + Py_DECREF(item); + if (cmp < 0) { + Py_DECREF(it); + return NULL; + } + if (cmp == 0) { + Py_DECREF(it); + Py_RETURN_FALSE; + } + } + Py_DECREF(it); + if (PyErr_Occurred()) { + if (PyErr_ExceptionMatches(PyExc_StopIteration)) + PyErr_Clear(); + else + return NULL; + } + Py_RETURN_TRUE; } PyDoc_STRVAR(all_doc, @@ -257,38 +257,38 @@ Return True if bool(x) is True for all values x in the iterable."); static PyObject * builtin_any(PyObject *self, PyObject *v) { - PyObject *it, *item; - PyObject *(*iternext)(PyObject *); - int cmp; - - it = PyObject_GetIter(v); - if (it == NULL) - return NULL; - iternext = *Py_TYPE(it)->tp_iternext; - - for (;;) { - item = iternext(it); - if (item == NULL) - break; - cmp = PyObject_IsTrue(item); - Py_DECREF(item); - if (cmp < 0) { - Py_DECREF(it); - return NULL; - } - if (cmp == 1) { - Py_DECREF(it); - Py_RETURN_TRUE; - } - } - Py_DECREF(it); - if (PyErr_Occurred()) { - if (PyErr_ExceptionMatches(PyExc_StopIteration)) - PyErr_Clear(); - else - return NULL; - } - Py_RETURN_FALSE; + PyObject *it, *item; + PyObject *(*iternext)(PyObject *); + int cmp; + + it = PyObject_GetIter(v); + if (it == NULL) + return NULL; + iternext = *Py_TYPE(it)->tp_iternext; + + for (;;) { + item = iternext(it); + if (item == NULL) + break; + cmp = PyObject_IsTrue(item); + Py_DECREF(item); + if (cmp < 0) { + Py_DECREF(it); + return NULL; + } + if (cmp == 1) { + Py_DECREF(it); + Py_RETURN_TRUE; + } + } + Py_DECREF(it); + if (PyErr_Occurred()) { + if (PyErr_ExceptionMatches(PyExc_StopIteration)) + PyErr_Clear(); + else + return NULL; + } + Py_RETURN_FALSE; } PyDoc_STRVAR(any_doc, @@ -299,7 +299,7 @@ Return True if bool(x) is True for any x in the iterable."); static PyObject * builtin_ascii(PyObject *self, PyObject *v) { - return PyObject_ASCII(v); + return PyObject_ASCII(v); } PyDoc_STRVAR(ascii_doc, @@ -314,7 +314,7 @@ to that returned by repr() in Python 2."); static PyObject * builtin_bin(PyObject *self, PyObject *v) { - return PyNumber_ToBase(v, 2); + return PyNumber_ToBase(v, 2); } PyDoc_STRVAR(bin_doc, @@ -324,90 +324,90 @@ Return the binary representation of an integer or long integer."); typedef struct { - PyObject_HEAD - PyObject *func; - PyObject *it; + PyObject_HEAD + PyObject *func; + PyObject *it; } filterobject; static PyObject * filter_new(PyTypeObject *type, PyObject *args, PyObject *kwds) { - PyObject *func, *seq; - PyObject *it; - filterobject *lz; - - if (type == &PyFilter_Type && !_PyArg_NoKeywords("filter()", kwds)) - return NULL; - - if (!PyArg_UnpackTuple(args, "filter", 2, 2, &func, &seq)) - return NULL; - - /* Get iterator. */ - it = PyObject_GetIter(seq); - if (it == NULL) - return NULL; - - /* create filterobject structure */ - lz = (filterobject *)type->tp_alloc(type, 0); - if (lz == NULL) { - Py_DECREF(it); - return NULL; - } - Py_INCREF(func); - lz->func = func; - lz->it = it; - - return (PyObject *)lz; + PyObject *func, *seq; + PyObject *it; + filterobject *lz; + + if (type == &PyFilter_Type && !_PyArg_NoKeywords("filter()", kwds)) + return NULL; + + if (!PyArg_UnpackTuple(args, "filter", 2, 2, &func, &seq)) + return NULL; + + /* Get iterator. */ + it = PyObject_GetIter(seq); + if (it == NULL) + return NULL; + + /* create filterobject structure */ + lz = (filterobject *)type->tp_alloc(type, 0); + if (lz == NULL) { + Py_DECREF(it); + return NULL; + } + Py_INCREF(func); + lz->func = func; + lz->it = it; + + return (PyObject *)lz; } static void filter_dealloc(filterobject *lz) { - PyObject_GC_UnTrack(lz); - Py_XDECREF(lz->func); - Py_XDECREF(lz->it); - Py_TYPE(lz)->tp_free(lz); + PyObject_GC_UnTrack(lz); + Py_XDECREF(lz->func); + Py_XDECREF(lz->it); + Py_TYPE(lz)->tp_free(lz); } static int filter_traverse(filterobject *lz, visitproc visit, void *arg) { - Py_VISIT(lz->it); - Py_VISIT(lz->func); - return 0; + Py_VISIT(lz->it); + Py_VISIT(lz->func); + return 0; } static PyObject * filter_next(filterobject *lz) { - PyObject *item; - PyObject *it = lz->it; - long ok; - PyObject *(*iternext)(PyObject *); - - iternext = *Py_TYPE(it)->tp_iternext; - for (;;) { - item = iternext(it); - if (item == NULL) - return NULL; - - if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) { - ok = PyObject_IsTrue(item); - } else { - PyObject *good; - good = PyObject_CallFunctionObjArgs(lz->func, - item, NULL); - if (good == NULL) { - Py_DECREF(item); - return NULL; - } - ok = PyObject_IsTrue(good); - Py_DECREF(good); - } - if (ok) - return item; - Py_DECREF(item); - } + PyObject *item; + PyObject *it = lz->it; + long ok; + PyObject *(*iternext)(PyObject *); + + iternext = *Py_TYPE(it)->tp_iternext; + for (;;) { + item = iternext(it); + if (item == NULL) + return NULL; + + if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) { + ok = PyObject_IsTrue(item); + } else { + PyObject *good; + good = PyObject_CallFunctionObjArgs(lz->func, + item, NULL); + if (good == NULL) { + Py_DECREF(item); + return NULL; + } + ok = PyObject_IsTrue(good); + Py_DECREF(good); + } + if (ok) + return item; + Py_DECREF(item); + } } PyDoc_STRVAR(filter_doc, @@ -417,47 +417,47 @@ Return an iterator yielding those items of iterable for which function(item)\n\ is true. If function is None, return the items that are true."); PyTypeObject PyFilter_Type = { - PyVarObject_HEAD_INIT(&PyType_Type, 0) - "filter", /* tp_name */ - sizeof(filterobject), /* tp_basicsize */ - 0, /* tp_itemsize */ - /* methods */ - (destructor)filter_dealloc, /* tp_dealloc */ - 0, /* tp_print */ - 0, /* tp_getattr */ - 0, /* tp_setattr */ - 0, /* tp_reserved */ - 0, /* tp_repr */ - 0, /* tp_as_number */ - 0, /* tp_as_sequence */ - 0, /* tp_as_mapping */ - 0, /* tp_hash */ - 0, /* tp_call */ - 0, /* tp_str */ - PyObject_GenericGetAttr, /* tp_getattro */ - 0, /* tp_setattro */ - 0, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | - Py_TPFLAGS_BASETYPE, /* tp_flags */ - filter_doc, /* tp_doc */ - (traverseproc)filter_traverse, /* tp_traverse */ - 0, /* tp_clear */ - 0, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - PyObject_SelfIter, /* tp_iter */ - (iternextfunc)filter_next, /* tp_iternext */ - 0, /* tp_methods */ - 0, /* tp_members */ - 0, /* tp_getset */ - 0, /* tp_base */ - 0, /* tp_dict */ - 0, /* tp_descr_get */ - 0, /* tp_descr_set */ - 0, /* tp_dictoffset */ - 0, /* tp_init */ - PyType_GenericAlloc, /* tp_alloc */ - filter_new, /* tp_new */ - PyObject_GC_Del, /* tp_free */ + PyVarObject_HEAD_INIT(&PyType_Type, 0) + "filter", /* tp_name */ + sizeof(filterobject), /* tp_basicsize */ + 0, /* tp_itemsize */ + /* methods */ + (destructor)filter_dealloc, /* tp_dealloc */ + 0, /* tp_print */ + 0, /* tp_getattr */ + 0, /* tp_setattr */ + 0, /* tp_reserved */ + 0, /* tp_repr */ + 0, /* tp_as_number */ + 0, /* tp_as_sequence */ + 0, /* tp_as_mapping */ + 0, /* tp_hash */ + 0, /* tp_call */ + 0, /* tp_str */ + PyObject_GenericGetAttr, /* tp_getattro */ + 0, /* tp_setattro */ + 0, /* tp_as_buffer */ + Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | + Py_TPFLAGS_BASETYPE, /* tp_flags */ + filter_doc, /* tp_doc */ + (traverseproc)filter_traverse, /* tp_traverse */ + 0, /* tp_clear */ + 0, /* tp_richcompare */ + 0, /* tp_weaklistoffset */ + PyObject_SelfIter, /* tp_iter */ + (iternextfunc)filter_next, /* tp_iternext */ + 0, /* tp_methods */ + 0, /* tp_members */ + 0, /* tp_getset */ + 0, /* tp_base */ + 0, /* tp_dict */ + 0, /* tp_descr_get */ + 0, /* tp_descr_set */ + 0, /* tp_dictoffset */ + 0, /* tp_init */ + PyType_GenericAlloc, /* tp_alloc */ + filter_new, /* tp_new */ + PyObject_GC_Del, /* tp_free */ }; @@ -468,7 +468,7 @@ builtin_format(PyObject *self, PyObject *args) PyObject *format_spec = NULL; if (!PyArg_ParseTuple(args, "O|U:format", &value, &format_spec)) - return NULL; + return NULL; return PyObject_Format(value, format_spec); } @@ -482,12 +482,12 @@ format_spec defaults to \"\""); static PyObject * builtin_chr(PyObject *self, PyObject *args) { - int x; + int x; - if (!PyArg_ParseTuple(args, "i:chr", &x)) - return NULL; + if (!PyArg_ParseTuple(args, "i:chr", &x)) + return NULL; - return PyUnicode_FromOrdinal(x); + return PyUnicode_FromOrdinal(x); } PyDoc_VAR(chr_doc) = PyDoc_STR( @@ -506,111 +506,111 @@ PyDoc_STR( static char * source_as_string(PyObject *cmd, char *funcname, char *what, PyCompilerFlags *cf) { - char *str; - Py_ssize_t size; - - if (PyUnicode_Check(cmd)) { - cf->cf_flags |= PyCF_IGNORE_COOKIE; - cmd = _PyUnicode_AsDefaultEncodedString(cmd, NULL); - if (cmd == NULL) - return NULL; - } - else if (!PyObject_CheckReadBuffer(cmd)) { - PyErr_Format(PyExc_TypeError, - "%s() arg 1 must be a %s object", - funcname, what); - return NULL; - } - if (PyObject_AsReadBuffer(cmd, (const void **)&str, &size) < 0) { - return NULL; - } - if (strlen(str) != size) { - PyErr_SetString(PyExc_TypeError, - "source code string cannot contain null bytes"); - return NULL; - } - return str; + char *str; + Py_ssize_t size; + + if (PyUnicode_Check(cmd)) { + cf->cf_flags |= PyCF_IGNORE_COOKIE; + cmd = _PyUnicode_AsDefaultEncodedString(cmd, NULL); + if (cmd == NULL) + return NULL; + } + else if (!PyObject_CheckReadBuffer(cmd)) { + PyErr_Format(PyExc_TypeError, + "%s() arg 1 must be a %s object", + funcname, what); + return NULL; + } + if (PyObject_AsReadBuffer(cmd, (const void **)&str, &size) < 0) { + return NULL; + } + if (strlen(str) != size) { + PyErr_SetString(PyExc_TypeError, + "source code string cannot contain null bytes"); + return NULL; + } + return str; } static PyObject * builtin_compile(PyObject *self, PyObject *args, PyObject *kwds) { - char *str; - char *filename; - char *startstr; - int mode = -1; - int dont_inherit = 0; - int supplied_flags = 0; - int is_ast; - PyCompilerFlags cf; - PyObject *cmd; - static char *kwlist[] = {"source", "filename", "mode", "flags", - "dont_inherit", NULL}; - int start[] = {Py_file_input, Py_eval_input, Py_single_input}; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "Oss|ii:compile", - kwlist, &cmd, &filename, &startstr, - &supplied_flags, &dont_inherit)) - return NULL; - - cf.cf_flags = supplied_flags | PyCF_SOURCE_IS_UTF8; - - if (supplied_flags & - ~(PyCF_MASK | PyCF_MASK_OBSOLETE | PyCF_DONT_IMPLY_DEDENT | PyCF_ONLY_AST)) - { - PyErr_SetString(PyExc_ValueError, - "compile(): unrecognised flags"); - return NULL; - } - /* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */ - - if (!dont_inherit) { - PyEval_MergeCompilerFlags(&cf); - } - - if (strcmp(startstr, "exec") == 0) - mode = 0; - else if (strcmp(startstr, "eval") == 0) - mode = 1; - else if (strcmp(startstr, "single") == 0) - mode = 2; - else { - PyErr_SetString(PyExc_ValueError, - "compile() arg 3 must be 'exec', 'eval' or 'single'"); - return NULL; - } - - is_ast = PyAST_Check(cmd); - if (is_ast == -1) - return NULL; - if (is_ast) { - PyObject *result; - if (supplied_flags & PyCF_ONLY_AST) { - Py_INCREF(cmd); - result = cmd; - } - else { - PyArena *arena; - mod_ty mod; - - arena = PyArena_New(); - mod = PyAST_obj2mod(cmd, arena, mode); - if (mod == NULL) { - PyArena_Free(arena); - return NULL; - } - result = (PyObject*)PyAST_Compile(mod, filename, - &cf, arena); - PyArena_Free(arena); - } - return result; - } - - str = source_as_string(cmd, "compile", "string, bytes, AST or code", &cf); - if (str == NULL) - return NULL; - - return Py_CompileStringFlags(str, filename, start[mode], &cf); + char *str; + char *filename; + char *startstr; + int mode = -1; + int dont_inherit = 0; + int supplied_flags = 0; + int is_ast; + PyCompilerFlags cf; + PyObject *cmd; + static char *kwlist[] = {"source", "filename", "mode", "flags", + "dont_inherit", NULL}; + int start[] = {Py_file_input, Py_eval_input, Py_single_input}; + + if (!PyArg_ParseTupleAndKeywords(args, kwds, "Oss|ii:compile", + kwlist, &cmd, &filename, &startstr, + &supplied_flags, &dont_inherit)) + return NULL; + + cf.cf_flags = supplied_flags | PyCF_SOURCE_IS_UTF8; + + if (supplied_flags & + ~(PyCF_MASK | PyCF_MASK_OBSOLETE | PyCF_DONT_IMPLY_DEDENT | PyCF_ONLY_AST)) + { + PyErr_SetString(PyExc_ValueError, + "compile(): unrecognised flags"); + return NULL; + } + /* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */ + + if (!dont_inherit) { + PyEval_MergeCompilerFlags(&cf); + } + + if (strcmp(startstr, "exec") == 0) + mode = 0; + else if (strcmp(startstr, "eval") == 0) + mode = 1; + else if (strcmp(startstr, "single") == 0) + mode = 2; + else { + PyErr_SetString(PyExc_ValueError, + "compile() arg 3 must be 'exec', 'eval' or 'single'"); + return NULL; + } + + is_ast = PyAST_Check(cmd); + if (is_ast == -1) + return NULL; + if (is_ast) { + PyObject *result; + if (supplied_flags & PyCF_ONLY_AST) { + Py_INCREF(cmd); + result = cmd; + } + else { + PyArena *arena; + mod_ty mod; + + arena = PyArena_New(); + mod = PyAST_obj2mod(cmd, arena, mode); + if (mod == NULL) { + PyArena_Free(arena); + return NULL; + } + result = (PyObject*)PyAST_Compile(mod, filename, + &cf, arena); + PyArena_Free(arena); + } + return result; + } + + str = source_as_string(cmd, "compile", "string, bytes, AST or code", &cf); + if (str == NULL) + return NULL; + + return Py_CompileStringFlags(str, filename, start[mode], &cf); } PyDoc_STRVAR(compile_doc, @@ -631,11 +631,11 @@ in addition to any features explicitly specified."); static PyObject * builtin_dir(PyObject *self, PyObject *args) { - PyObject *arg = NULL; + PyObject *arg = NULL; - if (!PyArg_UnpackTuple(args, "dir", 0, 1, &arg)) - return NULL; - return PyObject_Dir(arg); + if (!PyArg_UnpackTuple(args, "dir", 0, 1, &arg)) + return NULL; + return PyObject_Dir(arg); } PyDoc_STRVAR(dir_doc, @@ -655,11 +655,11 @@ PyDoc_STRVAR(dir_doc, static PyObject * builtin_divmod(PyObject *self, PyObject *args) { - PyObject *v, *w; + PyObject *v, *w; - if (!PyArg_UnpackTuple(args, "divmod", 2, 2, &v, &w)) - return NULL; - return PyNumber_Divmod(v, w); + if (!PyArg_UnpackTuple(args, "divmod", 2, 2, &v, &w)) + return NULL; + return PyNumber_Divmod(v, w); } PyDoc_STRVAR(divmod_doc, @@ -671,65 +671,65 @@ Return the tuple ((x-x%y)/y, x%y). Invariant: div*y + mod == x."); static PyObject * builtin_eval(PyObject *self, PyObject *args) { - PyObject *cmd, *result, *tmp = NULL; - PyObject *globals = Py_None, *locals = Py_None; - char *str; - PyCompilerFlags cf; - - if (!PyArg_UnpackTuple(args, "eval", 1, 3, &cmd, &globals, &locals)) - return NULL; - if (locals != Py_None && !PyMapping_Check(locals)) { - PyErr_SetString(PyExc_TypeError, "locals must be a mapping"); - return NULL; - } - if (globals != Py_None && !PyDict_Check(globals)) { - PyErr_SetString(PyExc_TypeError, PyMapping_Check(globals) ? - "globals must be a real dict; try eval(expr, {}, mapping)" - : "globals must be a dict"); - return NULL; - } - if (globals == Py_None) { - globals = PyEval_GetGlobals(); - if (locals == Py_None) - locals = PyEval_GetLocals(); - } - else if (locals == Py_None) - locals = globals; - - if (globals == NULL || locals == NULL) { - PyErr_SetString(PyExc_TypeError, - "eval must be given globals and locals " - "when called without a frame"); - return NULL; - } - - if (PyDict_GetItemString(globals, "__builtins__") == NULL) { - if (PyDict_SetItemString(globals, "__builtins__", - PyEval_GetBuiltins()) != 0) - return NULL; - } - - if (PyCode_Check(cmd)) { - if (PyCode_GetNumFree((PyCodeObject *)cmd) > 0) { - PyErr_SetString(PyExc_TypeError, - "code object passed to eval() may not contain free variables"); - return NULL; - } - return PyEval_EvalCode((PyCodeObject *) cmd, globals, locals); - } - - cf.cf_flags = PyCF_SOURCE_IS_UTF8; - str = source_as_string(cmd, "eval", "string, bytes or code", &cf); - if (str == NULL) - return NULL; - - while (*str == ' ' || *str == '\t') - str++; - - (void)PyEval_MergeCompilerFlags(&cf); - result = PyRun_StringFlags(str, Py_eval_input, globals, locals, &cf); - Py_XDECREF(tmp); - return result; + PyObject *cmd, *result, *tmp = NULL; + PyObject *globals = Py_None, *locals = Py_None; + char *str; + PyCompilerFlags cf; + + if (!PyArg_UnpackTuple(args, "eval", 1, 3, &cmd, &globals, &locals)) + return NULL; + if (locals != Py_None && !PyMapping_Check(locals)) { + PyErr_SetString(PyExc_TypeError, "locals must be a mapping"); + return NULL; + } + if (globals != Py_None && !PyDict_Check(globals)) { + PyErr_SetString(PyExc_TypeError, PyMapping_Check(globals) ? + "globals must be a real dict; try eval(expr, {}, mapping)" + : "globals must be a dict"); + return NULL; + } + if (globals == Py_None) { + globals = PyEval_GetGlobals(); + if (locals == Py_None) + locals = PyEval_GetLocals(); + } + else if (locals == Py_None) + locals = globals; + + if (globals == NULL || locals == NULL) { + PyErr_SetString(PyExc_TypeError, + "eval must be given globals and locals " + "when called without a frame"); + return NULL; + } + + if (PyDict_GetItemString(globals, "__builtins__") == NULL) { + if (PyDict_SetItemString(globals, "__builtins__", + PyEval_GetBuiltins()) != 0) + return NULL; + } + + if (PyCode_Check(cmd)) { + if (PyCode_GetNumFree((PyCodeObject *)cmd) > 0) { + PyErr_SetString(PyExc_TypeError, + "code object passed to eval() may not contain free variables"); + return NULL; + } + return PyEval_EvalCode((PyCodeObject *) cmd, globals, locals); + } + + cf.cf_flags = PyCF_SOURCE_IS_UTF8; + str = source_as_string(cmd, "eval", "string, bytes or code", &cf); + if (str == NULL) + return NULL; + + while (*str == ' ' || *str == '\t') + str++; + + (void)PyEval_MergeCompilerFlags(&cf); + result = PyRun_StringFlags(str, Py_eval_input, globals, locals, &cf); + Py_XDECREF(tmp); + return result; } PyDoc_STRVAR(eval_doc, @@ -745,72 +745,72 @@ If only globals is given, locals defaults to it.\n"); static PyObject * builtin_exec(PyObject *self, PyObject *args) { - PyObject *v; - PyObject *prog, *globals = Py_None, *locals = Py_None; - int plain = 0; - - if (!PyArg_UnpackTuple(args, "exec", 1, 3, &prog, &globals, &locals)) - return NULL; - - 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 NULL; - } - } - else if (locals == Py_None) - locals = globals; - - if (!PyDict_Check(globals)) { - PyErr_Format(PyExc_TypeError, "exec() arg 2 must be a dict, not %.100s", - globals->ob_type->tp_name); - return NULL; - } - if (!PyMapping_Check(locals)) { - PyErr_Format(PyExc_TypeError, - "arg 3 must be a mapping or None, not %.100s", - locals->ob_type->tp_name); - return NULL; - } - if (PyDict_GetItemString(globals, "__builtins__") == NULL) { - if (PyDict_SetItemString(globals, "__builtins__", - PyEval_GetBuiltins()) != 0) - return NULL; - } - - 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 NULL; - } - v = PyEval_EvalCode((PyCodeObject *) prog, globals, locals); - } - else { - char *str; - PyCompilerFlags cf; - cf.cf_flags = PyCF_SOURCE_IS_UTF8; - str = source_as_string(prog, "exec", - "string, bytes or code", &cf); - if (str == NULL) - return NULL; - if (PyEval_MergeCompilerFlags(&cf)) - v = PyRun_StringFlags(str, Py_file_input, globals, - locals, &cf); - else - v = PyRun_String(str, Py_file_input, globals, locals); - } - if (v == NULL) - return NULL; - Py_DECREF(v); - Py_RETURN_NONE; + PyObject *v; + PyObject *prog, *globals = Py_None, *locals = Py_None; + int plain = 0; + + if (!PyArg_UnpackTuple(args, "exec", 1, 3, &prog, &globals, &locals)) + return NULL; + + 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 NULL; + } + } + else if (locals == Py_None) + locals = globals; + + if (!PyDict_Check(globals)) { + PyErr_Format(PyExc_TypeError, "exec() arg 2 must be a dict, not %.100s", + globals->ob_type->tp_name); + return NULL; + } + if (!PyMapping_Check(locals)) { + PyErr_Format(PyExc_TypeError, + "arg 3 must be a mapping or None, not %.100s", + locals->ob_type->tp_name); + return NULL; + } + if (PyDict_GetItemString(globals, "__builtins__") == NULL) { + if (PyDict_SetItemString(globals, "__builtins__", + PyEval_GetBuiltins()) != 0) + return NULL; + } + + 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 NULL; + } + v = PyEval_EvalCode((PyCodeObject *) prog, globals, locals); + } + else { + char *str; + PyCompilerFlags cf; + cf.cf_flags = PyCF_SOURCE_IS_UTF8; + str = source_as_string(prog, "exec", + "string, bytes or code", &cf); + if (str == NULL) + return NULL; + if (PyEval_MergeCompilerFlags(&cf)) + v = PyRun_StringFlags(str, Py_file_input, globals, + locals, &cf); + else + v = PyRun_String(str, Py_file_input, globals, locals); + } + if (v == NULL) + return NULL; + Py_DECREF(v); + Py_RETURN_NONE; } PyDoc_STRVAR(exec_doc, @@ -825,26 +825,26 @@ globals and locals. If only globals is given, locals defaults to it."); static PyObject * builtin_getattr(PyObject *self, PyObject *args) { - PyObject *v, *result, *dflt = NULL; - PyObject *name; - - if (!PyArg_UnpackTuple(args, "getattr", 2, 3, &v, &name, &dflt)) - return NULL; - - if (!PyUnicode_Check(name)) { - PyErr_SetString(PyExc_TypeError, - "getattr(): attribute name must be string"); - return NULL; - } - result = PyObject_GetAttr(v, name); - if (result == NULL && dflt != NULL && - PyErr_ExceptionMatches(PyExc_AttributeError)) - { - PyErr_Clear(); - Py_INCREF(dflt); - result = dflt; - } - return result; + PyObject *v, *result, *dflt = NULL; + PyObject *name; + + if (!PyArg_UnpackTuple(args, "getattr", 2, 3, &v, &name, &dflt)) + return NULL; + + if (!PyUnicode_Check(name)) { + PyErr_SetString(PyExc_TypeError, + "getattr(): attribute name must be string"); + return NULL; + } + result = PyObject_GetAttr(v, name); + if (result == NULL && dflt != NULL && + PyErr_ExceptionMatches(PyExc_AttributeError)) + { + PyErr_Clear(); + Py_INCREF(dflt); + result = dflt; + } + return result; } PyDoc_STRVAR(getattr_doc, @@ -858,11 +858,11 @@ exist; without it, an exception is raised in that case."); static PyObject * builtin_globals(PyObject *self) { - PyObject *d; + PyObject *d; - d = PyEval_GetGlobals(); - Py_XINCREF(d); - return d; + d = PyEval_GetGlobals(); + Py_XINCREF(d); + return d; } PyDoc_STRVAR(globals_doc, @@ -874,29 +874,29 @@ Return the dictionary containing the current scope's global variables."); static PyObject * builtin_hasattr(PyObject *self, PyObject *args) { - PyObject *v; - PyObject *name; - - if (!PyArg_UnpackTuple(args, "hasattr", 2, 2, &v, &name)) - return NULL; - if (!PyUnicode_Check(name)) { - PyErr_SetString(PyExc_TypeError, - "hasattr(): attribute name must be string"); - return NULL; - } - v = PyObject_GetAttr(v, name); - if (v == NULL) { - if (!PyErr_ExceptionMatches(PyExc_Exception)) - return NULL; - else { - PyErr_Clear(); - Py_INCREF(Py_False); - return Py_False; - } - } - Py_DECREF(v); - Py_INCREF(Py_True); - return Py_True; + PyObject *v; + PyObject *name; + + if (!PyArg_UnpackTuple(args, "hasattr", 2, 2, &v, &name)) + return NULL; + if (!PyUnicode_Check(name)) { + PyErr_SetString(PyExc_TypeError, + "hasattr(): attribute name must be string"); + return NULL; + } + v = PyObject_GetAttr(v, name); + if (v == NULL) { + if (!PyErr_ExceptionMatches(PyExc_Exception)) + return NULL; + else { + PyErr_Clear(); + Py_INCREF(Py_False); + return Py_False; + } + } + Py_DECREF(v); + Py_INCREF(Py_True); + return Py_True; } PyDoc_STRVAR(hasattr_doc, @@ -909,7 +909,7 @@ Return whether the object has an attribute with the given name.\n\ static PyObject * builtin_id(PyObject *self, PyObject *v) { - return PyLong_FromVoidPtr(v); + return PyLong_FromVoidPtr(v); } PyDoc_STRVAR(id_doc, @@ -922,181 +922,181 @@ simultaneously existing objects. (Hint: it's the object's memory address.)"); /* map object ************************************************************/ typedef struct { - PyObject_HEAD - PyObject *iters; - PyObject *func; + PyObject_HEAD + PyObject *iters; + PyObject *func; } mapobject; static PyObject * map_new(PyTypeObject *type, PyObject *args, PyObject *kwds) { - PyObject *it, *iters, *func; - mapobject *lz; - Py_ssize_t numargs, i; - - if (type == &PyMap_Type && !_PyArg_NoKeywords("map()", kwds)) - return NULL; - - numargs = PyTuple_Size(args); - if (numargs < 2) { - PyErr_SetString(PyExc_TypeError, - "map() must have at least two arguments."); - return NULL; - } - - iters = PyTuple_New(numargs-1); - if (iters == NULL) - return NULL; - - for (i=1 ; i<numargs ; i++) { - /* Get iterator. */ - it = PyObject_GetIter(PyTuple_GET_ITEM(args, i)); - if (it == NULL) { - Py_DECREF(iters); - return NULL; - } - PyTuple_SET_ITEM(iters, i-1, it); - } - - /* create mapobject structure */ - lz = (mapobject *)type->tp_alloc(type, 0); - if (lz == NULL) { - Py_DECREF(iters); - return NULL; - } - lz->iters = iters; - func = PyTuple_GET_ITEM(args, 0); - Py_INCREF(func); - lz->func = func; - - return (PyObject *)lz; + PyObject *it, *iters, *func; + mapobject *lz; + Py_ssize_t numargs, i; + + if (type == &PyMap_Type && !_PyArg_NoKeywords("map()", kwds)) + return NULL; + + numargs = PyTuple_Size(args); + if (numargs < 2) { + PyErr_SetString(PyExc_TypeError, + "map() must have at least two arguments."); + return NULL; + } + + iters = PyTuple_New(numargs-1); + if (iters == NULL) + return NULL; + + for (i=1 ; i<numargs ; i++) { + /* Get iterator. */ + it = PyObject_GetIter(PyTuple_GET_ITEM(args, i)); + if (it == NULL) { + Py_DECREF(iters); + return NULL; + } + PyTuple_SET_ITEM(iters, i-1, it); + } + + /* create mapobject structure */ + lz = (mapobject *)type->tp_alloc(type, 0); + if (lz == NULL) { + Py_DECREF(iters); + return NULL; + } + lz->iters = iters; + func = PyTuple_GET_ITEM(args, 0); + Py_INCREF(func); + lz->func = func; + + return (PyObject *)lz; } static void map_dealloc(mapobject *lz) { - PyObject_GC_UnTrack(lz); - Py_XDECREF(lz->iters); - Py_XDECREF(lz->func); - Py_TYPE(lz)->tp_free(lz); + PyObject_GC_UnTrack(lz); + Py_XDECREF(lz->iters); + Py_XDECREF(lz->func); + Py_TYPE(lz)->tp_free(lz); } static int map_traverse(mapobject *lz, visitproc visit, void *arg) { - Py_VISIT(lz->iters); - Py_VISIT(lz->func); - return 0; + Py_VISIT(lz->iters); + Py_VISIT(lz->func); + return 0; } static PyObject * map_next(mapobject *lz) { - PyObject *val; - PyObject *argtuple; - PyObject *result; - Py_ssize_t numargs, i; - - numargs = PyTuple_Size(lz->iters); - argtuple = PyTuple_New(numargs); - if (argtuple == NULL) - return NULL; - - for (i=0 ; i<numargs ; i++) { - val = PyIter_Next(PyTuple_GET_ITEM(lz->iters, i)); - if (val == NULL) { - Py_DECREF(argtuple); - return NULL; - } - PyTuple_SET_ITEM(argtuple, i, val); - } - result = PyObject_Call(lz->func, argtuple, NULL); - Py_DECREF(argtuple); - return result; + PyObject *val; + PyObject *argtuple; + PyObject *result; + Py_ssize_t numargs, i; + + numargs = PyTuple_Size(lz->iters); + argtuple = PyTuple_New(numargs); + if (argtuple == NULL) + return NULL; + + for (i=0 ; i<numargs ; i++) { + val = PyIter_Next(PyTuple_GET_ITEM(lz->iters, i)); + if (val == NULL) { + Py_DECREF(argtuple); + return NULL; + } + PyTuple_SET_ITEM(argtuple, i, val); + } + result = PyObject_Call(lz->func, argtuple, NULL); + Py_DECREF(argtuple); + return result; } PyDoc_STRVAR(map_doc, "map(func, *iterables) --> map object\n\ \n\ Make an iterator that computes the function using arguments from\n\ -each of the iterables. Stops when the shortest iterable is exhausted."); +each of the iterables. Stops when the shortest iterable is exhausted."); PyTypeObject PyMap_Type = { - PyVarObject_HEAD_INIT(&PyType_Type, 0) - "map", /* tp_name */ - sizeof(mapobject), /* tp_basicsize */ - 0, /* tp_itemsize */ - /* methods */ - (destructor)map_dealloc, /* tp_dealloc */ - 0, /* tp_print */ - 0, /* tp_getattr */ - 0, /* tp_setattr */ - 0, /* tp_reserved */ - 0, /* tp_repr */ - 0, /* tp_as_number */ - 0, /* tp_as_sequence */ - 0, /* tp_as_mapping */ - 0, /* tp_hash */ - 0, /* tp_call */ - 0, /* tp_str */ - PyObject_GenericGetAttr, /* tp_getattro */ - 0, /* tp_setattro */ - 0, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | - Py_TPFLAGS_BASETYPE, /* tp_flags */ - map_doc, /* tp_doc */ - (traverseproc)map_traverse, /* tp_traverse */ - 0, /* tp_clear */ - 0, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - PyObject_SelfIter, /* tp_iter */ - (iternextfunc)map_next, /* tp_iternext */ - 0, /* tp_methods */ - 0, /* tp_members */ - 0, /* tp_getset */ - 0, /* tp_base */ - 0, /* tp_dict */ - 0, /* tp_descr_get */ - 0, /* tp_descr_set */ - 0, /* tp_dictoffset */ - 0, /* tp_init */ - PyType_GenericAlloc, /* tp_alloc */ - map_new, /* tp_new */ - PyObject_GC_Del, /* tp_free */ + PyVarObject_HEAD_INIT(&PyType_Type, 0) + "map", /* tp_name */ + sizeof(mapobject), /* tp_basicsize */ + 0, /* tp_itemsize */ + /* methods */ + (destructor)map_dealloc, /* tp_dealloc */ + 0, /* tp_print */ + 0, /* tp_getattr */ + 0, /* tp_setattr */ + 0, /* tp_reserved */ + 0, /* tp_repr */ + 0, /* tp_as_number */ + 0, /* tp_as_sequence */ + 0, /* tp_as_mapping */ + 0, /* tp_hash */ + 0, /* tp_call */ + 0, /* tp_str */ + PyObject_GenericGetAttr, /* tp_getattro */ + 0, /* tp_setattro */ + 0, /* tp_as_buffer */ + Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | + Py_TPFLAGS_BASETYPE, /* tp_flags */ + map_doc, /* tp_doc */ + (traverseproc)map_traverse, /* tp_traverse */ + 0, /* tp_clear */ + 0, /* tp_richcompare */ + 0, /* tp_weaklistoffset */ + PyObject_SelfIter, /* tp_iter */ + (iternextfunc)map_next, /* tp_iternext */ + 0, /* tp_methods */ + 0, /* tp_members */ + 0, /* tp_getset */ + 0, /* tp_base */ + 0, /* tp_dict */ + 0, /* tp_descr_get */ + 0, /* tp_descr_set */ + 0, /* tp_dictoffset */ + 0, /* tp_init */ + PyType_GenericAlloc, /* tp_alloc */ + map_new, /* tp_new */ + PyObject_GC_Del, /* tp_free */ }; static PyObject * builtin_next(PyObject *self, PyObject *args) { - PyObject *it, *res; - PyObject *def = NULL; - - if (!PyArg_UnpackTuple(args, "next", 1, 2, &it, &def)) - return NULL; - if (!PyIter_Check(it)) { - PyErr_Format(PyExc_TypeError, - "%.200s object is not an iterator", - it->ob_type->tp_name); - return NULL; - } - - res = (*it->ob_type->tp_iternext)(it); - if (res != NULL) { - return res; - } else if (def != NULL) { - if (PyErr_Occurred()) { - if(!PyErr_ExceptionMatches(PyExc_StopIteration)) - return NULL; - PyErr_Clear(); - } - Py_INCREF(def); - return def; - } else if (PyErr_Occurred()) { - return NULL; - } else { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } + PyObject *it, *res; + PyObject *def = NULL; + + if (!PyArg_UnpackTuple(args, "next", 1, 2, &it, &def)) + return NULL; + if (!PyIter_Check(it)) { + PyErr_Format(PyExc_TypeError, + "%.200s object is not an iterator", + it->ob_type->tp_name); + return NULL; + } + + res = (*it->ob_type->tp_iternext)(it); + if (res != NULL) { + return res; + } else if (def != NULL) { + if (PyErr_Occurred()) { + if(!PyErr_ExceptionMatches(PyExc_StopIteration)) + return NULL; + PyErr_Clear(); + } + Py_INCREF(def); + return def; + } else if (PyErr_Occurred()) { + return NULL; + } else { + PyErr_SetNone(PyExc_StopIteration); + return NULL; + } } PyDoc_STRVAR(next_doc, @@ -1109,16 +1109,16 @@ is exhausted, it is returned instead of raising StopIteration."); static PyObject * builtin_setattr(PyObject *self, PyObject *args) { - PyObject *v; - PyObject *name; - PyObject *value; - - if (!PyArg_UnpackTuple(args, "setattr", 3, 3, &v, &name, &value)) - return NULL; - if (PyObject_SetAttr(v, name, value) != 0) - return NULL; - Py_INCREF(Py_None); - return Py_None; + PyObject *v; + PyObject *name; + PyObject *value; + + if (!PyArg_UnpackTuple(args, "setattr", 3, 3, &v, &name, &value)) + return NULL; + if (PyObject_SetAttr(v, name, value) != 0) + return NULL; + Py_INCREF(Py_None); + return Py_None; } PyDoc_STRVAR(setattr_doc, @@ -1131,15 +1131,15 @@ Set a named attribute on an object; setattr(x, 'y', v) is equivalent to\n\ static PyObject * builtin_delattr(PyObject *self, PyObject *args) { - PyObject *v; - PyObject *name; - - if (!PyArg_UnpackTuple(args, "delattr", 2, 2, &v, &name)) - return NULL; - if (PyObject_SetAttr(v, name, (PyObject *)NULL) != 0) - return NULL; - Py_INCREF(Py_None); - return Py_None; + PyObject *v; + PyObject *name; + + if (!PyArg_UnpackTuple(args, "delattr", 2, 2, &v, &name)) + return NULL; + if (PyObject_SetAttr(v, name, (PyObject *)NULL) != 0) + return NULL; + Py_INCREF(Py_None); + return Py_None; } PyDoc_STRVAR(delattr_doc, @@ -1152,12 +1152,12 @@ Delete a named attribute on an object; delattr(x, 'y') is equivalent to\n\ static PyObject * builtin_hash(PyObject *self, PyObject *v) { - long x; + long x; - x = PyObject_Hash(v); - if (x == -1) - return NULL; - return PyLong_FromLong(x); + x = PyObject_Hash(v); + if (x == -1) + return NULL; + return PyLong_FromLong(x); } PyDoc_STRVAR(hash_doc, @@ -1170,7 +1170,7 @@ the same hash value. The reverse is not necessarily true, but likely."); static PyObject * builtin_hex(PyObject *self, PyObject *v) { - return PyNumber_ToBase(v, 16); + return PyNumber_ToBase(v, 16); } PyDoc_STRVAR(hex_doc, @@ -1182,18 +1182,18 @@ Return the hexadecimal representation of an integer or long integer."); static PyObject * builtin_iter(PyObject *self, PyObject *args) { - PyObject *v, *w = NULL; - - if (!PyArg_UnpackTuple(args, "iter", 1, 2, &v, &w)) - return NULL; - if (w == NULL) - return PyObject_GetIter(v); - if (!PyCallable_Check(v)) { - PyErr_SetString(PyExc_TypeError, - "iter(v, w): v must be callable"); - return NULL; - } - return PyCallIter_New(v, w); + PyObject *v, *w = NULL; + + if (!PyArg_UnpackTuple(args, "iter", 1, 2, &v, &w)) + return NULL; + if (w == NULL) + return PyObject_GetIter(v); + if (!PyCallable_Check(v)) { + PyErr_SetString(PyExc_TypeError, + "iter(v, w): v must be callable"); + return NULL; + } + return PyCallIter_New(v, w); } PyDoc_STRVAR(iter_doc, @@ -1208,12 +1208,12 @@ In the second form, the callable is called until it returns the sentinel."); static PyObject * builtin_len(PyObject *self, PyObject *v) { - Py_ssize_t res; + Py_ssize_t res; - res = PyObject_Size(v); - if (res < 0 && PyErr_Occurred()) - return NULL; - return PyLong_FromSsize_t(res); + res = PyObject_Size(v); + if (res < 0 && PyErr_Occurred()) + return NULL; + return PyLong_FromSsize_t(res); } PyDoc_STRVAR(len_doc, @@ -1225,11 +1225,11 @@ Return the number of items of a sequence or mapping."); static PyObject * builtin_locals(PyObject *self) { - PyObject *d; + PyObject *d; - d = PyEval_GetLocals(); - Py_XINCREF(d); - return d; + d = PyEval_GetLocals(); + Py_XINCREF(d); + return d; } PyDoc_STRVAR(locals_doc, @@ -1241,96 +1241,96 @@ Update and return a dictionary containing the current scope's local variables.") static PyObject * min_max(PyObject *args, PyObject *kwds, int op) { - PyObject *v, *it, *item, *val, *maxitem, *maxval, *keyfunc=NULL; - const char *name = op == Py_LT ? "min" : "max"; - - if (PyTuple_Size(args) > 1) - v = args; - else if (!PyArg_UnpackTuple(args, (char *)name, 1, 1, &v)) - return NULL; - - if (kwds != NULL && PyDict_Check(kwds) && PyDict_Size(kwds)) { - keyfunc = PyDict_GetItemString(kwds, "key"); - if (PyDict_Size(kwds)!=1 || keyfunc == NULL) { - PyErr_Format(PyExc_TypeError, - "%s() got an unexpected keyword argument", name); - return NULL; - } - Py_INCREF(keyfunc); - } - - it = PyObject_GetIter(v); - if (it == NULL) { - Py_XDECREF(keyfunc); - return NULL; - } - - maxitem = NULL; /* the result */ - maxval = NULL; /* the value associated with the result */ - while (( item = PyIter_Next(it) )) { - /* get the value from the key function */ - if (keyfunc != NULL) { - val = PyObject_CallFunctionObjArgs(keyfunc, item, NULL); - if (val == NULL) - goto Fail_it_item; - } - /* no key function; the value is the item */ - else { - val = item; - Py_INCREF(val); - } - - /* maximum value and item are unset; set them */ - if (maxval == NULL) { - maxitem = item; - maxval = val; - } - /* maximum value and item are set; update them as necessary */ - else { - int cmp = PyObject_RichCompareBool(val, maxval, op); - if (cmp < 0) - goto Fail_it_item_and_val; - else if (cmp > 0) { - Py_DECREF(maxval); - Py_DECREF(maxitem); - maxval = val; - maxitem = item; - } - else { - Py_DECREF(item); - Py_DECREF(val); - } - } - } - if (PyErr_Occurred()) - goto Fail_it; - if (maxval == NULL) { - PyErr_Format(PyExc_ValueError, - "%s() arg is an empty sequence", name); - assert(maxitem == NULL); - } - else - Py_DECREF(maxval); - Py_DECREF(it); - Py_XDECREF(keyfunc); - return maxitem; + PyObject *v, *it, *item, *val, *maxitem, *maxval, *keyfunc=NULL; + const char *name = op == Py_LT ? "min" : "max"; + + if (PyTuple_Size(args) > 1) + v = args; + else if (!PyArg_UnpackTuple(args, (char *)name, 1, 1, &v)) + return NULL; + + if (kwds != NULL && PyDict_Check(kwds) && PyDict_Size(kwds)) { + keyfunc = PyDict_GetItemString(kwds, "key"); + if (PyDict_Size(kwds)!=1 || keyfunc == NULL) { + PyErr_Format(PyExc_TypeError, + "%s() got an unexpected keyword argument", name); + return NULL; + } + Py_INCREF(keyfunc); + } + + it = PyObject_GetIter(v); + if (it == NULL) { + Py_XDECREF(keyfunc); + return NULL; + } + + maxitem = NULL; /* the result */ + maxval = NULL; /* the value associated with the result */ + while (( item = PyIter_Next(it) )) { + /* get the value from the key function */ + if (keyfunc != NULL) { + val = PyObject_CallFunctionObjArgs(keyfunc, item, NULL); + if (val == NULL) + goto Fail_it_item; + } + /* no key function; the value is the item */ + else { + val = item; + Py_INCREF(val); + } + + /* maximum value and item are unset; set them */ + if (maxval == NULL) { + maxitem = item; + maxval = val; + } + /* maximum value and item are set; update them as necessary */ + else { + int cmp = PyObject_RichCompareBool(val, maxval, op); + if (cmp < 0) + goto Fail_it_item_and_val; + else if (cmp > 0) { + Py_DECREF(maxval); + Py_DECREF(maxitem); + maxval = val; + maxitem = item; + } + else { + Py_DECREF(item); + Py_DECREF(val); + } + } + } + if (PyErr_Occurred()) + goto Fail_it; + if (maxval == NULL) { + PyErr_Format(PyExc_ValueError, + "%s() arg is an empty sequence", name); + assert(maxitem == NULL); + } + else + Py_DECREF(maxval); + Py_DECREF(it); + Py_XDECREF(keyfunc); + return maxitem; Fail_it_item_and_val: - Py_DECREF(val); + Py_DECREF(val); Fail_it_item: - Py_DECREF(item); + Py_DECREF(item); Fail_it: - Py_XDECREF(maxval); - Py_XDECREF(maxitem); - Py_DECREF(it); - Py_XDECREF(keyfunc); - return NULL; + Py_XDECREF(maxval); + Py_XDECREF(maxitem); + Py_DECREF(it); + Py_XDECREF(keyfunc); + return NULL; } static PyObject * builtin_min(PyObject *self, PyObject *args, PyObject *kwds) { - return min_max(args, kwds, Py_LT); + return min_max(args, kwds, Py_LT); } PyDoc_STRVAR(min_doc, @@ -1344,7 +1344,7 @@ With two or more arguments, return the smallest argument."); static PyObject * builtin_max(PyObject *self, PyObject *args, PyObject *kwds) { - return min_max(args, kwds, Py_GT); + return min_max(args, kwds, Py_GT); } PyDoc_STRVAR(max_doc, @@ -1358,7 +1358,7 @@ With two or more arguments, return the largest argument."); static PyObject * builtin_oct(PyObject *self, PyObject *v) { - return PyNumber_ToBase(v, 8); + return PyNumber_ToBase(v, 8); } PyDoc_STRVAR(oct_doc, @@ -1370,56 +1370,56 @@ Return the octal representation of an integer or long integer."); static PyObject * builtin_ord(PyObject *self, PyObject* obj) { - long ord; - Py_ssize_t size; - - if (PyBytes_Check(obj)) { - size = PyBytes_GET_SIZE(obj); - if (size == 1) { - ord = (long)((unsigned char)*PyBytes_AS_STRING(obj)); - return PyLong_FromLong(ord); - } - } - else if (PyUnicode_Check(obj)) { - size = PyUnicode_GET_SIZE(obj); - if (size == 1) { - ord = (long)*PyUnicode_AS_UNICODE(obj); - return PyLong_FromLong(ord); - } + long ord; + Py_ssize_t size; + + if (PyBytes_Check(obj)) { + size = PyBytes_GET_SIZE(obj); + if (size == 1) { + ord = (long)((unsigned char)*PyBytes_AS_STRING(obj)); + return PyLong_FromLong(ord); + } + } + else if (PyUnicode_Check(obj)) { + size = PyUnicode_GET_SIZE(obj); + if (size == 1) { + ord = (long)*PyUnicode_AS_UNICODE(obj); + return PyLong_FromLong(ord); + } #ifndef Py_UNICODE_WIDE - if (size == 2) { - /* Decode a valid surrogate pair */ - int c0 = PyUnicode_AS_UNICODE(obj)[0]; - int c1 = PyUnicode_AS_UNICODE(obj)[1]; - if (0xD800 <= c0 && c0 <= 0xDBFF && - 0xDC00 <= c1 && c1 <= 0xDFFF) { - ord = ((((c0 & 0x03FF) << 10) | (c1 & 0x03FF)) + - 0x00010000); - return PyLong_FromLong(ord); - } - } + if (size == 2) { + /* Decode a valid surrogate pair */ + int c0 = PyUnicode_AS_UNICODE(obj)[0]; + int c1 = PyUnicode_AS_UNICODE(obj)[1]; + if (0xD800 <= c0 && c0 <= 0xDBFF && + 0xDC00 <= c1 && c1 <= 0xDFFF) { + ord = ((((c0 & 0x03FF) << 10) | (c1 & 0x03FF)) + + 0x00010000); + return PyLong_FromLong(ord); + } + } #endif - } - else if (PyByteArray_Check(obj)) { - /* XXX Hopefully this is temporary */ - size = PyByteArray_GET_SIZE(obj); - if (size == 1) { - ord = (long)((unsigned char)*PyByteArray_AS_STRING(obj)); - return PyLong_FromLong(ord); - } - } - else { - PyErr_Format(PyExc_TypeError, - "ord() expected string of length 1, but " \ - "%.200s found", obj->ob_type->tp_name); - return NULL; - } - - PyErr_Format(PyExc_TypeError, - "ord() expected a character, " - "but string of length %zd found", - size); - return NULL; + } + else if (PyByteArray_Check(obj)) { + /* XXX Hopefully this is temporary */ + size = PyByteArray_GET_SIZE(obj); + if (size == 1) { + ord = (long)((unsigned char)*PyByteArray_AS_STRING(obj)); + return PyLong_FromLong(ord); + } + } + else { + PyErr_Format(PyExc_TypeError, + "ord() expected string of length 1, but " \ + "%.200s found", obj->ob_type->tp_name); + return NULL; + } + + PyErr_Format(PyExc_TypeError, + "ord() expected a character, " + "but string of length %zd found", + size); + return NULL; } PyDoc_VAR(ord_doc) = PyDoc_STR( @@ -1438,11 +1438,11 @@ PyDoc_STR( static PyObject * builtin_pow(PyObject *self, PyObject *args) { - PyObject *v, *w, *z = Py_None; + PyObject *v, *w, *z = Py_None; - if (!PyArg_UnpackTuple(args, "pow", 2, 3, &v, &w, &z)) - return NULL; - return PyNumber_Power(v, w, z); + if (!PyArg_UnpackTuple(args, "pow", 2, 3, &v, &w, &z)) + return NULL; + return PyNumber_Power(v, w, z); } PyDoc_STRVAR(pow_doc, @@ -1456,68 +1456,68 @@ equivalent to (x**y) % z, but may be more efficient (e.g. for longs)."); static PyObject * builtin_print(PyObject *self, PyObject *args, PyObject *kwds) { - static char *kwlist[] = {"sep", "end", "file", 0}; - static PyObject *dummy_args; - PyObject *sep = NULL, *end = NULL, *file = NULL; - int i, err; - - if (dummy_args == NULL) { - if (!(dummy_args = PyTuple_New(0))) - return NULL; - } - if (!PyArg_ParseTupleAndKeywords(dummy_args, kwds, "|OOO:print", - kwlist, &sep, &end, &file)) - return NULL; - if (file == NULL || file == Py_None) { - file = PySys_GetObject("stdout"); - /* sys.stdout may be None when FILE* stdout isn't connected */ - if (file == Py_None) - Py_RETURN_NONE; - } - - if (sep == Py_None) { - sep = NULL; - } - else if (sep && !PyUnicode_Check(sep)) { - PyErr_Format(PyExc_TypeError, - "sep must be None or a string, not %.200s", - sep->ob_type->tp_name); - return NULL; - } - if (end == Py_None) { - end = NULL; - } - else if (end && !PyUnicode_Check(end)) { - PyErr_Format(PyExc_TypeError, - "end must be None or a string, not %.200s", - end->ob_type->tp_name); - return NULL; - } - - for (i = 0; i < PyTuple_Size(args); i++) { - if (i > 0) { - if (sep == NULL) - err = PyFile_WriteString(" ", file); - else - err = PyFile_WriteObject(sep, file, - Py_PRINT_RAW); - if (err) - return NULL; - } - err = PyFile_WriteObject(PyTuple_GetItem(args, i), file, - Py_PRINT_RAW); - if (err) - return NULL; - } - - if (end == NULL) - err = PyFile_WriteString("\n", file); - else - err = PyFile_WriteObject(end, file, Py_PRINT_RAW); - if (err) - return NULL; - - Py_RETURN_NONE; + static char *kwlist[] = {"sep", "end", "file", 0}; + static PyObject *dummy_args; + PyObject *sep = NULL, *end = NULL, *file = NULL; + int i, err; + + if (dummy_args == NULL) { + if (!(dummy_args = PyTuple_New(0))) + return NULL; + } + if (!PyArg_ParseTupleAndKeywords(dummy_args, kwds, "|OOO:print", + kwlist, &sep, &end, &file)) + return NULL; + if (file == NULL || file == Py_None) { + file = PySys_GetObject("stdout"); + /* sys.stdout may be None when FILE* stdout isn't connected */ + if (file == Py_None) + Py_RETURN_NONE; + } + + if (sep == Py_None) { + sep = NULL; + } + else if (sep && !PyUnicode_Check(sep)) { + PyErr_Format(PyExc_TypeError, + "sep must be None or a string, not %.200s", + sep->ob_type->tp_name); + return NULL; + } + if (end == Py_None) { + end = NULL; + } + else if (end && !PyUnicode_Check(end)) { + PyErr_Format(PyExc_TypeError, + "end must be None or a string, not %.200s", + end->ob_type->tp_name); + return NULL; + } + + for (i = 0; i < PyTuple_Size(args); i++) { + if (i > 0) { + if (sep == NULL) + err = PyFile_WriteString(" ", file); + else + err = PyFile_WriteObject(sep, file, + Py_PRINT_RAW); + if (err) + return NULL; + } + err = PyFile_WriteObject(PyTuple_GetItem(args, i), file, + Py_PRINT_RAW); + if (err) + return NULL; + } + + if (end == NULL) + err = PyFile_WriteString("\n", file); + else + err = PyFile_WriteObject(end, file, Py_PRINT_RAW); + if (err) + return NULL; + + Py_RETURN_NONE; } PyDoc_STRVAR(print_doc, @@ -1533,164 +1533,164 @@ end: string appended after the last value, default a newline."); static PyObject * builtin_input(PyObject *self, PyObject *args) { - PyObject *promptarg = NULL; - PyObject *fin = PySys_GetObject("stdin"); - PyObject *fout = PySys_GetObject("stdout"); - PyObject *ferr = PySys_GetObject("stderr"); - PyObject *tmp; - long fd; - int tty; - - /* Parse arguments */ - if (!PyArg_UnpackTuple(args, "input", 0, 1, &promptarg)) - return NULL; - - /* Check that stdin/out/err are intact */ - if (fin == NULL || fin == Py_None) { - PyErr_SetString(PyExc_RuntimeError, - "input(): lost sys.stdin"); - return NULL; - } - if (fout == NULL || fout == Py_None) { - PyErr_SetString(PyExc_RuntimeError, - "input(): lost sys.stdout"); - return NULL; - } - if (ferr == NULL || ferr == Py_None) { - PyErr_SetString(PyExc_RuntimeError, - "input(): lost sys.stderr"); - return NULL; - } - - /* First of all, flush stderr */ - tmp = PyObject_CallMethod(ferr, "flush", ""); - if (tmp == NULL) - PyErr_Clear(); - else - Py_DECREF(tmp); - - /* We should only use (GNU) readline if Python's sys.stdin and - sys.stdout are the same as C's stdin and stdout, because we - need to pass it those. */ - tmp = PyObject_CallMethod(fin, "fileno", ""); - if (tmp == NULL) { - PyErr_Clear(); - tty = 0; - } - else { - fd = PyLong_AsLong(tmp); - Py_DECREF(tmp); - if (fd < 0 && PyErr_Occurred()) - return NULL; - tty = fd == fileno(stdin) && isatty(fd); - } - if (tty) { - tmp = PyObject_CallMethod(fout, "fileno", ""); - if (tmp == NULL) - PyErr_Clear(); - else { - fd = PyLong_AsLong(tmp); - Py_DECREF(tmp); - if (fd < 0 && PyErr_Occurred()) - return NULL; - tty = fd == fileno(stdout) && isatty(fd); - } - } - - /* If we're interactive, use (GNU) readline */ - if (tty) { - PyObject *po; - char *prompt; - char *s; - PyObject *stdin_encoding; - PyObject *result; - - stdin_encoding = PyObject_GetAttrString(fin, "encoding"); - if (!stdin_encoding) - /* stdin is a text stream, so it must have an - encoding. */ - return NULL; - tmp = PyObject_CallMethod(fout, "flush", ""); - if (tmp == NULL) - PyErr_Clear(); - else - Py_DECREF(tmp); - if (promptarg != NULL) { - PyObject *stringpo; - PyObject *stdout_encoding; - stdout_encoding = PyObject_GetAttrString(fout, - "encoding"); - if (stdout_encoding == NULL) { - Py_DECREF(stdin_encoding); - return NULL; - } - stringpo = PyObject_Str(promptarg); - if (stringpo == NULL) { - Py_DECREF(stdin_encoding); - Py_DECREF(stdout_encoding); - return NULL; - } - po = PyUnicode_AsEncodedString(stringpo, - _PyUnicode_AsString(stdout_encoding), NULL); - Py_DECREF(stdout_encoding); - Py_DECREF(stringpo); - if (po == NULL) { - Py_DECREF(stdin_encoding); - return NULL; - } - prompt = PyBytes_AsString(po); - if (prompt == NULL) { - Py_DECREF(stdin_encoding); - Py_DECREF(po); - return NULL; - } - } - else { - po = NULL; - prompt = ""; - } - s = PyOS_Readline(stdin, stdout, prompt); - Py_XDECREF(po); - if (s == NULL) { - if (!PyErr_Occurred()) - PyErr_SetNone(PyExc_KeyboardInterrupt); - Py_DECREF(stdin_encoding); - return NULL; - } - if (*s == '\0') { - PyErr_SetNone(PyExc_EOFError); - result = NULL; - } - else { /* strip trailing '\n' */ - size_t len = strlen(s); - if (len > PY_SSIZE_T_MAX) { - PyErr_SetString(PyExc_OverflowError, - "input: input too long"); - result = NULL; - } - else { - result = PyUnicode_Decode - (s, len-1, - _PyUnicode_AsString(stdin_encoding), - NULL); - } - } - Py_DECREF(stdin_encoding); - PyMem_FREE(s); - return result; - } - - /* Fallback if we're not interactive */ - if (promptarg != NULL) { - if (PyFile_WriteObject(promptarg, fout, Py_PRINT_RAW) != 0) - return NULL; - } - tmp = PyObject_CallMethod(fout, "flush", ""); - if (tmp == NULL) - PyErr_Clear(); - else - Py_DECREF(tmp); - return PyFile_GetLine(fin, -1); + PyObject *promptarg = NULL; + PyObject *fin = PySys_GetObject("stdin"); + PyObject *fout = PySys_GetObject("stdout"); + PyObject *ferr = PySys_GetObject("stderr"); + PyObject *tmp; + long fd; + int tty; + + /* Parse arguments */ + if (!PyArg_UnpackTuple(args, "input", 0, 1, &promptarg)) + return NULL; + + /* Check that stdin/out/err are intact */ + if (fin == NULL || fin == Py_None) { + PyErr_SetString(PyExc_RuntimeError, + "input(): lost sys.stdin"); + return NULL; + } + if (fout == NULL || fout == Py_None) { + PyErr_SetString(PyExc_RuntimeError, + "input(): lost sys.stdout"); + return NULL; + } + if (ferr == NULL || ferr == Py_None) { + PyErr_SetString(PyExc_RuntimeError, + "input(): lost sys.stderr"); + return NULL; + } + + /* First of all, flush stderr */ + tmp = PyObject_CallMethod(ferr, "flush", ""); + if (tmp == NULL) + PyErr_Clear(); + else + Py_DECREF(tmp); + + /* We should only use (GNU) readline if Python's sys.stdin and + sys.stdout are the same as C's stdin and stdout, because we + need to pass it those. */ + tmp = PyObject_CallMethod(fin, "fileno", ""); + if (tmp == NULL) { + PyErr_Clear(); + tty = 0; + } + else { + fd = PyLong_AsLong(tmp); + Py_DECREF(tmp); + if (fd < 0 && PyErr_Occurred()) + return NULL; + tty = fd == fileno(stdin) && isatty(fd); + } + if (tty) { + tmp = PyObject_CallMethod(fout, "fileno", ""); + if (tmp == NULL) + PyErr_Clear(); + else { + fd = PyLong_AsLong(tmp); + Py_DECREF(tmp); + if (fd < 0 && PyErr_Occurred()) + return NULL; + tty = fd == fileno(stdout) && isatty(fd); + } + } + + /* If we're interactive, use (GNU) readline */ + if (tty) { + PyObject *po; + char *prompt; + char *s; + PyObject *stdin_encoding; + PyObject *result; + + stdin_encoding = PyObject_GetAttrString(fin, "encoding"); + if (!stdin_encoding) + /* stdin is a text stream, so it must have an + encoding. */ + return NULL; + tmp = PyObject_CallMethod(fout, "flush", ""); + if (tmp == NULL) + PyErr_Clear(); + else + Py_DECREF(tmp); + if (promptarg != NULL) { + PyObject *stringpo; + PyObject *stdout_encoding; + stdout_encoding = PyObject_GetAttrString(fout, + "encoding"); + if (stdout_encoding == NULL) { + Py_DECREF(stdin_encoding); + return NULL; + } + stringpo = PyObject_Str(promptarg); + if (stringpo == NULL) { + Py_DECREF(stdin_encoding); + Py_DECREF(stdout_encoding); + return NULL; + } + po = PyUnicode_AsEncodedString(stringpo, + _PyUnicode_AsString(stdout_encoding), NULL); + Py_DECREF(stdout_encoding); + Py_DECREF(stringpo); + if (po == NULL) { + Py_DECREF(stdin_encoding); + return NULL; + } + prompt = PyBytes_AsString(po); + if (prompt == NULL) { + Py_DECREF(stdin_encoding); + Py_DECREF(po); + return NULL; + } + } + else { + po = NULL; + prompt = ""; + } + s = PyOS_Readline(stdin, stdout, prompt); + Py_XDECREF(po); + if (s == NULL) { + if (!PyErr_Occurred()) + PyErr_SetNone(PyExc_KeyboardInterrupt); + Py_DECREF(stdin_encoding); + return NULL; + } + if (*s == '\0') { + PyErr_SetNone(PyExc_EOFError); + result = NULL; + } + else { /* strip trailing '\n' */ + size_t len = strlen(s); + if (len > PY_SSIZE_T_MAX) { + PyErr_SetString(PyExc_OverflowError, + "input: input too long"); + result = NULL; + } + else { + result = PyUnicode_Decode + (s, len-1, + _PyUnicode_AsString(stdin_encoding), + NULL); + } + } + Py_DECREF(stdin_encoding); + PyMem_FREE(s); + return result; + } + + /* Fallback if we're not interactive */ + if (promptarg != NULL) { + if (PyFile_WriteObject(promptarg, fout, Py_PRINT_RAW) != 0) + return NULL; + } + tmp = PyObject_CallMethod(fout, "flush", ""); + if (tmp == NULL) + PyErr_Clear(); + else + Py_DECREF(tmp); + return PyFile_GetLine(fin, -1); } PyDoc_STRVAR(input_doc, @@ -1705,7 +1705,7 @@ is printed without a trailing newline before reading."); static PyObject * builtin_repr(PyObject *self, PyObject *v) { - return PyObject_Repr(v); + return PyObject_Repr(v); } PyDoc_STRVAR(repr_doc, @@ -1718,38 +1718,38 @@ For most object types, eval(repr(object)) == object."); static PyObject * builtin_round(PyObject *self, PyObject *args, PyObject *kwds) { - static PyObject *round_str = NULL; - PyObject *ndigits = NULL; - static char *kwlist[] = {"number", "ndigits", 0}; - PyObject *number, *round; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:round", - kwlist, &number, &ndigits)) - return NULL; - - if (Py_TYPE(number)->tp_dict == NULL) { - if (PyType_Ready(Py_TYPE(number)) < 0) - return NULL; - } - - if (round_str == NULL) { - round_str = PyUnicode_InternFromString("__round__"); - if (round_str == NULL) - return NULL; - } - - round = _PyType_Lookup(Py_TYPE(number), round_str); - if (round == NULL) { - PyErr_Format(PyExc_TypeError, - "type %.100s doesn't define __round__ method", - Py_TYPE(number)->tp_name); - return NULL; - } - - if (ndigits == NULL) - return PyObject_CallFunction(round, "O", number); - else - return PyObject_CallFunction(round, "OO", number, ndigits); + static PyObject *round_str = NULL; + PyObject *ndigits = NULL; + static char *kwlist[] = {"number", "ndigits", 0}; + PyObject *number, *round; + + if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:round", + kwlist, &number, &ndigits)) + return NULL; + + if (Py_TYPE(number)->tp_dict == NULL) { + if (PyType_Ready(Py_TYPE(number)) < 0) + return NULL; + } + + if (round_str == NULL) { + round_str = PyUnicode_InternFromString("__round__"); + if (round_str == NULL) + return NULL; + } + + round = _PyType_Lookup(Py_TYPE(number), round_str); + if (round == NULL) { + PyErr_Format(PyExc_TypeError, + "type %.100s doesn't define __round__ method", + Py_TYPE(number)->tp_name); + return NULL; + } + + if (ndigits == NULL) + return PyObject_CallFunction(round, "O", number); + else + return PyObject_CallFunction(round, "OO", number, ndigits); } PyDoc_STRVAR(round_doc, @@ -1763,42 +1763,42 @@ same type as the number. ndigits may be negative."); static PyObject * builtin_sorted(PyObject *self, PyObject *args, PyObject *kwds) { - PyObject *newlist, *v, *seq, *keyfunc=NULL, *newargs; - PyObject *callable; - static char *kwlist[] = {"iterable", "key", "reverse", 0}; - int reverse; - - /* args 1-3 should match listsort in Objects/listobject.c */ - if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|Oi:sorted", - kwlist, &seq, &keyfunc, &reverse)) - return NULL; - - newlist = PySequence_List(seq); - if (newlist == NULL) - return NULL; - - callable = PyObject_GetAttrString(newlist, "sort"); - if (callable == NULL) { - Py_DECREF(newlist); - return NULL; - } - - newargs = PyTuple_GetSlice(args, 1, 4); - if (newargs == NULL) { - Py_DECREF(newlist); - Py_DECREF(callable); - return NULL; - } - - v = PyObject_Call(callable, newargs, kwds); - Py_DECREF(newargs); - Py_DECREF(callable); - if (v == NULL) { - Py_DECREF(newlist); - return NULL; - } - Py_DECREF(v); - return newlist; + PyObject *newlist, *v, *seq, *keyfunc=NULL, *newargs; + PyObject *callable; + static char *kwlist[] = {"iterable", "key", "reverse", 0}; + int reverse; + + /* args 1-3 should match listsort in Objects/listobject.c */ + if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|Oi:sorted", + kwlist, &seq, &keyfunc, &reverse)) + return NULL; + + newlist = PySequence_List(seq); + if (newlist == NULL) + return NULL; + + callable = PyObject_GetAttrString(newlist, "sort"); + if (callable == NULL) { + Py_DECREF(newlist); + return NULL; + } + + newargs = PyTuple_GetSlice(args, 1, 4); + if (newargs == NULL) { + Py_DECREF(newlist); + Py_DECREF(callable); + return NULL; + } + + v = PyObject_Call(callable, newargs, kwds); + Py_DECREF(newargs); + Py_DECREF(callable); + if (v == NULL) { + Py_DECREF(newlist); + return NULL; + } + Py_DECREF(v); + return newlist; } PyDoc_STRVAR(sorted_doc, @@ -1807,30 +1807,30 @@ PyDoc_STRVAR(sorted_doc, static PyObject * builtin_vars(PyObject *self, PyObject *args) { - PyObject *v = NULL; - PyObject *d; - - if (!PyArg_UnpackTuple(args, "vars", 0, 1, &v)) - return NULL; - if (v == NULL) { - d = PyEval_GetLocals(); - if (d == NULL) { - if (!PyErr_Occurred()) - PyErr_SetString(PyExc_SystemError, - "vars(): no locals!?"); - } - else - Py_INCREF(d); - } - else { - d = PyObject_GetAttrString(v, "__dict__"); - if (d == NULL) { - PyErr_SetString(PyExc_TypeError, - "vars() argument must have __dict__ attribute"); - return NULL; - } - } - return d; + PyObject *v = NULL; + PyObject *d; + + if (!PyArg_UnpackTuple(args, "vars", 0, 1, &v)) + return NULL; + if (v == NULL) { + d = PyEval_GetLocals(); + if (d == NULL) { + if (!PyErr_Occurred()) + PyErr_SetString(PyExc_SystemError, + "vars(): no locals!?"); + } + else + Py_INCREF(d); + } + else { + d = PyObject_GetAttrString(v, "__dict__"); + if (d == NULL) { + PyErr_SetString(PyExc_TypeError, + "vars() argument must have __dict__ attribute"); + return NULL; + } + } + return d; } PyDoc_STRVAR(vars_doc, @@ -1842,156 +1842,156 @@ With an argument, equivalent to object.__dict__."); static PyObject* builtin_sum(PyObject *self, PyObject *args) { - PyObject *seq; - PyObject *result = NULL; - PyObject *temp, *item, *iter; - - if (!PyArg_UnpackTuple(args, "sum", 1, 2, &seq, &result)) - return NULL; - - iter = PyObject_GetIter(seq); - if (iter == NULL) - return NULL; - - if (result == NULL) { - result = PyLong_FromLong(0); - if (result == NULL) { - Py_DECREF(iter); - return NULL; - } - } else { - /* reject string values for 'start' parameter */ - if (PyUnicode_Check(result)) { - PyErr_SetString(PyExc_TypeError, - "sum() can't sum strings [use ''.join(seq) instead]"); - Py_DECREF(iter); - return NULL; - } - if (PyByteArray_Check(result)) { - PyErr_SetString(PyExc_TypeError, - "sum() can't sum bytes [use b''.join(seq) instead]"); - Py_DECREF(iter); - return NULL; - } - - Py_INCREF(result); - } + PyObject *seq; + PyObject *result = NULL; + PyObject *temp, *item, *iter; + + if (!PyArg_UnpackTuple(args, "sum", 1, 2, &seq, &result)) + return NULL; + + iter = PyObject_GetIter(seq); + if (iter == NULL) + return NULL; + + if (result == NULL) { + result = PyLong_FromLong(0); + if (result == NULL) { + Py_DECREF(iter); + return NULL; + } + } else { + /* reject string values for 'start' parameter */ + if (PyUnicode_Check(result)) { + PyErr_SetString(PyExc_TypeError, + "sum() can't sum strings [use ''.join(seq) instead]"); + Py_DECREF(iter); + return NULL; + } + if (PyByteArray_Check(result)) { + PyErr_SetString(PyExc_TypeError, + "sum() can't sum bytes [use b''.join(seq) instead]"); + Py_DECREF(iter); + return NULL; + } + + Py_INCREF(result); + } #ifndef SLOW_SUM - /* Fast addition by keeping temporary sums in C instead of new Python objects. - Assumes all inputs are the same type. If the assumption fails, default - to the more general routine. - */ - if (PyLong_CheckExact(result)) { - int overflow; - long i_result = PyLong_AsLongAndOverflow(result, &overflow); - /* If this already overflowed, don't even enter the loop. */ - if (overflow == 0) { - Py_DECREF(result); - result = NULL; - } - while(result == NULL) { - item = PyIter_Next(iter); - if (item == NULL) { - Py_DECREF(iter); - if (PyErr_Occurred()) - return NULL; - return PyLong_FromLong(i_result); - } - if (PyLong_CheckExact(item)) { - long b = PyLong_AsLongAndOverflow(item, &overflow); - long x = i_result + b; - if (overflow == 0 && ((x^i_result) >= 0 || (x^b) >= 0)) { - i_result = x; - Py_DECREF(item); - continue; - } - } - /* Either overflowed or is not an int. Restore real objects and process normally */ - result = PyLong_FromLong(i_result); - temp = PyNumber_Add(result, item); - Py_DECREF(result); - Py_DECREF(item); - result = temp; - if (result == NULL) { - Py_DECREF(iter); - return NULL; - } - } - } - - if (PyFloat_CheckExact(result)) { - double f_result = PyFloat_AS_DOUBLE(result); - Py_DECREF(result); - result = NULL; - while(result == NULL) { - item = PyIter_Next(iter); - if (item == NULL) { - Py_DECREF(iter); - if (PyErr_Occurred()) - return NULL; - return PyFloat_FromDouble(f_result); - } - if (PyFloat_CheckExact(item)) { - PyFPE_START_PROTECT("add", Py_DECREF(item); Py_DECREF(iter); return 0) - f_result += PyFloat_AS_DOUBLE(item); - PyFPE_END_PROTECT(f_result) - Py_DECREF(item); - continue; - } - if (PyLong_CheckExact(item)) { - long value; - int overflow; - value = PyLong_AsLongAndOverflow(item, &overflow); - if (!overflow) { - PyFPE_START_PROTECT("add", Py_DECREF(item); Py_DECREF(iter); return 0) - f_result += (double)value; - PyFPE_END_PROTECT(f_result) - Py_DECREF(item); - continue; - } - } - result = PyFloat_FromDouble(f_result); - temp = PyNumber_Add(result, item); - Py_DECREF(result); - Py_DECREF(item); - result = temp; - if (result == NULL) { - Py_DECREF(iter); - return NULL; - } - } - } + /* Fast addition by keeping temporary sums in C instead of new Python objects. + Assumes all inputs are the same type. If the assumption fails, default + to the more general routine. + */ + if (PyLong_CheckExact(result)) { + int overflow; + long i_result = PyLong_AsLongAndOverflow(result, &overflow); + /* If this already overflowed, don't even enter the loop. */ + if (overflow == 0) { + Py_DECREF(result); + result = NULL; + } + while(result == NULL) { + item = PyIter_Next(iter); + if (item == NULL) { + Py_DECREF(iter); + if (PyErr_Occurred()) + return NULL; + return PyLong_FromLong(i_result); + } + if (PyLong_CheckExact(item)) { + long b = PyLong_AsLongAndOverflow(item, &overflow); + long x = i_result + b; + if (overflow == 0 && ((x^i_result) >= 0 || (x^b) >= 0)) { + i_result = x; + Py_DECREF(item); + continue; + } + } + /* Either overflowed or is not an int. Restore real objects and process normally */ + result = PyLong_FromLong(i_result); + temp = PyNumber_Add(result, item); + Py_DECREF(result); + Py_DECREF(item); + result = temp; + if (result == NULL) { + Py_DECREF(iter); + return NULL; + } + } + } + + if (PyFloat_CheckExact(result)) { + double f_result = PyFloat_AS_DOUBLE(result); + Py_DECREF(result); + result = NULL; + while(result == NULL) { + item = PyIter_Next(iter); + if (item == NULL) { + Py_DECREF(iter); + if (PyErr_Occurred()) + return NULL; + return PyFloat_FromDouble(f_result); + } + if (PyFloat_CheckExact(item)) { + PyFPE_START_PROTECT("add", Py_DECREF(item); Py_DECREF(iter); return 0) + f_result += PyFloat_AS_DOUBLE(item); + PyFPE_END_PROTECT(f_result) + Py_DECREF(item); + continue; + } + if (PyLong_CheckExact(item)) { + long value; + int overflow; + value = PyLong_AsLongAndOverflow(item, &overflow); + if (!overflow) { + PyFPE_START_PROTECT("add", Py_DECREF(item); Py_DECREF(iter); return 0) + f_result += (double)value; + PyFPE_END_PROTECT(f_result) + Py_DECREF(item); + continue; + } + } + result = PyFloat_FromDouble(f_result); + temp = PyNumber_Add(result, item); + Py_DECREF(result); + Py_DECREF(item); + result = temp; + if (result == NULL) { + Py_DECREF(iter); + return NULL; + } + } + } #endif - for(;;) { - item = PyIter_Next(iter); - if (item == NULL) { - /* error, or end-of-sequence */ - if (PyErr_Occurred()) { - Py_DECREF(result); - result = NULL; - } - break; - } - /* It's tempting to use PyNumber_InPlaceAdd instead of - PyNumber_Add here, to avoid quadratic running time - when doing 'sum(list_of_lists, [])'. However, this - would produce a change in behaviour: a snippet like - - empty = [] - sum([[x] for x in range(10)], empty) - - would change the value of empty. */ - temp = PyNumber_Add(result, item); - Py_DECREF(result); - Py_DECREF(item); - result = temp; - if (result == NULL) - break; - } - Py_DECREF(iter); - return result; + for(;;) { + item = PyIter_Next(iter); + if (item == NULL) { + /* error, or end-of-sequence */ + if (PyErr_Occurred()) { + Py_DECREF(result); + result = NULL; + } + break; + } + /* It's tempting to use PyNumber_InPlaceAdd instead of + PyNumber_Add here, to avoid quadratic running time + when doing 'sum(list_of_lists, [])'. However, this + would produce a change in behaviour: a snippet like + + empty = [] + sum([[x] for x in range(10)], empty) + + would change the value of empty. */ + temp = PyNumber_Add(result, item); + Py_DECREF(result); + Py_DECREF(item); + result = temp; + if (result == NULL) + break; + } + Py_DECREF(iter); + return result; } PyDoc_STRVAR(sum_doc, @@ -2005,17 +2005,17 @@ empty, returns start."); static PyObject * builtin_isinstance(PyObject *self, PyObject *args) { - PyObject *inst; - PyObject *cls; - int retval; + PyObject *inst; + PyObject *cls; + int retval; - if (!PyArg_UnpackTuple(args, "isinstance", 2, 2, &inst, &cls)) - return NULL; + if (!PyArg_UnpackTuple(args, "isinstance", 2, 2, &inst, &cls)) + return NULL; - retval = PyObject_IsInstance(inst, cls); - if (retval < 0) - return NULL; - return PyBool_FromLong(retval); + retval = PyObject_IsInstance(inst, cls); + if (retval < 0) + return NULL; + return PyBool_FromLong(retval); } PyDoc_STRVAR(isinstance_doc, @@ -2030,17 +2030,17 @@ isinstance(x, A) or isinstance(x, B) or ... (etc.)."); static PyObject * builtin_issubclass(PyObject *self, PyObject *args) { - PyObject *derived; - PyObject *cls; - int retval; + PyObject *derived; + PyObject *cls; + int retval; - if (!PyArg_UnpackTuple(args, "issubclass", 2, 2, &derived, &cls)) - return NULL; + if (!PyArg_UnpackTuple(args, "issubclass", 2, 2, &derived, &cls)) + return NULL; - retval = PyObject_IsSubclass(derived, cls); - if (retval < 0) - return NULL; - return PyBool_FromLong(retval); + retval = PyObject_IsSubclass(derived, cls); + if (retval < 0) + return NULL; + return PyBool_FromLong(retval); } PyDoc_STRVAR(issubclass_doc, @@ -2052,127 +2052,127 @@ is a shortcut for issubclass(X, A) or issubclass(X, B) or ... (etc.)."); typedef struct { - PyObject_HEAD - Py_ssize_t tuplesize; - PyObject *ittuple; /* tuple of iterators */ - PyObject *result; + PyObject_HEAD + Py_ssize_t tuplesize; + PyObject *ittuple; /* tuple of iterators */ + PyObject *result; } zipobject; static PyObject * zip_new(PyTypeObject *type, PyObject *args, PyObject *kwds) { - zipobject *lz; - Py_ssize_t i; - PyObject *ittuple; /* tuple of iterators */ - PyObject *result; - Py_ssize_t tuplesize = PySequence_Length(args); - - if (type == &PyZip_Type && !_PyArg_NoKeywords("zip()", kwds)) - return NULL; - - /* args must be a tuple */ - assert(PyTuple_Check(args)); - - /* obtain iterators */ - ittuple = PyTuple_New(tuplesize); - if (ittuple == NULL) - return NULL; - for (i=0; i < tuplesize; ++i) { - PyObject *item = PyTuple_GET_ITEM(args, i); - PyObject *it = PyObject_GetIter(item); - if (it == NULL) { - if (PyErr_ExceptionMatches(PyExc_TypeError)) - PyErr_Format(PyExc_TypeError, - "zip argument #%zd must support iteration", - i+1); - Py_DECREF(ittuple); - return NULL; - } - PyTuple_SET_ITEM(ittuple, i, it); - } - - /* create a result holder */ - result = PyTuple_New(tuplesize); - if (result == NULL) { - Py_DECREF(ittuple); - return NULL; - } - for (i=0 ; i < tuplesize ; i++) { - Py_INCREF(Py_None); - PyTuple_SET_ITEM(result, i, Py_None); - } - - /* create zipobject structure */ - lz = (zipobject *)type->tp_alloc(type, 0); - if (lz == NULL) { - Py_DECREF(ittuple); - Py_DECREF(result); - return NULL; - } - lz->ittuple = ittuple; - lz->tuplesize = tuplesize; - lz->result = result; - - return (PyObject *)lz; + zipobject *lz; + Py_ssize_t i; + PyObject *ittuple; /* tuple of iterators */ + PyObject *result; + Py_ssize_t tuplesize = PySequence_Length(args); + + if (type == &PyZip_Type && !_PyArg_NoKeywords("zip()", kwds)) + return NULL; + + /* args must be a tuple */ + assert(PyTuple_Check(args)); + + /* obtain iterators */ + ittuple = PyTuple_New(tuplesize); + if (ittuple == NULL) + return NULL; + for (i=0; i < tuplesize; ++i) { + PyObject *item = PyTuple_GET_ITEM(args, i); + PyObject *it = PyObject_GetIter(item); + if (it == NULL) { + if (PyErr_ExceptionMatches(PyExc_TypeError)) + PyErr_Format(PyExc_TypeError, + "zip argument #%zd must support iteration", + i+1); + Py_DECREF(ittuple); + return NULL; + } + PyTuple_SET_ITEM(ittuple, i, it); + } + + /* create a result holder */ + result = PyTuple_New(tuplesize); + if (result == NULL) { + Py_DECREF(ittuple); + return NULL; + } + for (i=0 ; i < tuplesize ; i++) { + Py_INCREF(Py_None); + PyTuple_SET_ITEM(result, i, Py_None); + } + + /* create zipobject structure */ + lz = (zipobject *)type->tp_alloc(type, 0); + if (lz == NULL) { + Py_DECREF(ittuple); + Py_DECREF(result); + return NULL; + } + lz->ittuple = ittuple; + lz->tuplesize = tuplesize; + lz->result = result; + + return (PyObject *)lz; } static void zip_dealloc(zipobject *lz) { - PyObject_GC_UnTrack(lz); - Py_XDECREF(lz->ittuple); - Py_XDECREF(lz->result); - Py_TYPE(lz)->tp_free(lz); + PyObject_GC_UnTrack(lz); + Py_XDECREF(lz->ittuple); + Py_XDECREF(lz->result); + Py_TYPE(lz)->tp_free(lz); } static int zip_traverse(zipobject *lz, visitproc visit, void *arg) { - Py_VISIT(lz->ittuple); - Py_VISIT(lz->result); - return 0; + Py_VISIT(lz->ittuple); + Py_VISIT(lz->result); + return 0; } static PyObject * zip_next(zipobject *lz) { - Py_ssize_t i; - Py_ssize_t tuplesize = lz->tuplesize; - PyObject *result = lz->result; - PyObject *it; - PyObject *item; - PyObject *olditem; - - if (tuplesize == 0) - return NULL; - if (Py_REFCNT(result) == 1) { - Py_INCREF(result); - for (i=0 ; i < tuplesize ; i++) { - it = PyTuple_GET_ITEM(lz->ittuple, i); - item = (*Py_TYPE(it)->tp_iternext)(it); - if (item == NULL) { - Py_DECREF(result); - return NULL; - } - olditem = PyTuple_GET_ITEM(result, i); - PyTuple_SET_ITEM(result, i, item); - Py_DECREF(olditem); - } - } else { - result = PyTuple_New(tuplesize); - if (result == NULL) - return NULL; - for (i=0 ; i < tuplesize ; i++) { - it = PyTuple_GET_ITEM(lz->ittuple, i); - item = (*Py_TYPE(it)->tp_iternext)(it); - if (item == NULL) { - Py_DECREF(result); - return NULL; - } - PyTuple_SET_ITEM(result, i, item); - } - } - return result; + Py_ssize_t i; + Py_ssize_t tuplesize = lz->tuplesize; + PyObject *result = lz->result; + PyObject *it; + PyObject *item; + PyObject *olditem; + + if (tuplesize == 0) + return NULL; + if (Py_REFCNT(result) == 1) { + Py_INCREF(result); + for (i=0 ; i < tuplesize ; i++) { + it = PyTuple_GET_ITEM(lz->ittuple, i); + item = (*Py_TYPE(it)->tp_iternext)(it); + if (item == NULL) { + Py_DECREF(result); + return NULL; + } + olditem = PyTuple_GET_ITEM(result, i); + PyTuple_SET_ITEM(result, i, item); + Py_DECREF(olditem); + } + } else { + result = PyTuple_New(tuplesize); + if (result == NULL) + return NULL; + for (i=0 ; i < tuplesize ; i++) { + it = PyTuple_GET_ITEM(lz->ittuple, i); + item = (*Py_TYPE(it)->tp_iternext)(it); + if (item == NULL) { + Py_DECREF(result); + return NULL; + } + PyTuple_SET_ITEM(result, i, item); + } + } + return result; } PyDoc_STRVAR(zip_doc, @@ -2184,93 +2184,93 @@ method continues until the shortest iterable in the argument sequence\n\ is exhausted and then it raises StopIteration."); PyTypeObject PyZip_Type = { - PyVarObject_HEAD_INIT(&PyType_Type, 0) - "zip", /* tp_name */ - sizeof(zipobject), /* tp_basicsize */ - 0, /* tp_itemsize */ - /* methods */ - (destructor)zip_dealloc, /* tp_dealloc */ - 0, /* tp_print */ - 0, /* tp_getattr */ - 0, /* tp_setattr */ - 0, /* tp_reserved */ - 0, /* tp_repr */ - 0, /* tp_as_number */ - 0, /* tp_as_sequence */ - 0, /* tp_as_mapping */ - 0, /* tp_hash */ - 0, /* tp_call */ - 0, /* tp_str */ - PyObject_GenericGetAttr, /* tp_getattro */ - 0, /* tp_setattro */ - 0, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | - Py_TPFLAGS_BASETYPE, /* tp_flags */ - zip_doc, /* tp_doc */ - (traverseproc)zip_traverse, /* tp_traverse */ - 0, /* tp_clear */ - 0, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - PyObject_SelfIter, /* tp_iter */ - (iternextfunc)zip_next, /* tp_iternext */ - 0, /* tp_methods */ - 0, /* tp_members */ - 0, /* tp_getset */ - 0, /* tp_base */ - 0, /* tp_dict */ - 0, /* tp_descr_get */ - 0, /* tp_descr_set */ - 0, /* tp_dictoffset */ - 0, /* tp_init */ - PyType_GenericAlloc, /* tp_alloc */ - zip_new, /* tp_new */ - PyObject_GC_Del, /* tp_free */ + PyVarObject_HEAD_INIT(&PyType_Type, 0) + "zip", /* tp_name */ + sizeof(zipobject), /* tp_basicsize */ + 0, /* tp_itemsize */ + /* methods */ + (destructor)zip_dealloc, /* tp_dealloc */ + 0, /* tp_print */ + 0, /* tp_getattr */ + 0, /* tp_setattr */ + 0, /* tp_reserved */ + 0, /* tp_repr */ + 0, /* tp_as_number */ + 0, /* tp_as_sequence */ + 0, /* tp_as_mapping */ + 0, /* tp_hash */ + 0, /* tp_call */ + 0, /* tp_str */ + PyObject_GenericGetAttr, /* tp_getattro */ + 0, /* tp_setattro */ + 0, /* tp_as_buffer */ + Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | + Py_TPFLAGS_BASETYPE, /* tp_flags */ + zip_doc, /* tp_doc */ + (traverseproc)zip_traverse, /* tp_traverse */ + 0, /* tp_clear */ + 0, /* tp_richcompare */ + 0, /* tp_weaklistoffset */ + PyObject_SelfIter, /* tp_iter */ + (iternextfunc)zip_next, /* tp_iternext */ + 0, /* tp_methods */ + 0, /* tp_members */ + 0, /* tp_getset */ + 0, /* tp_base */ + 0, /* tp_dict */ + 0, /* tp_descr_get */ + 0, /* tp_descr_set */ + 0, /* tp_dictoffset */ + 0, /* tp_init */ + PyType_GenericAlloc, /* tp_alloc */ + zip_new, /* tp_new */ + PyObject_GC_Del, /* tp_free */ }; static PyMethodDef builtin_methods[] = { - {"__build_class__", (PyCFunction)builtin___build_class__, - METH_VARARGS | METH_KEYWORDS, build_class_doc}, - {"__import__", (PyCFunction)builtin___import__, METH_VARARGS | METH_KEYWORDS, import_doc}, - {"abs", builtin_abs, METH_O, abs_doc}, - {"all", builtin_all, METH_O, all_doc}, - {"any", builtin_any, METH_O, any_doc}, - {"ascii", builtin_ascii, METH_O, ascii_doc}, - {"bin", builtin_bin, METH_O, bin_doc}, - {"chr", builtin_chr, METH_VARARGS, chr_doc}, - {"compile", (PyCFunction)builtin_compile, METH_VARARGS | METH_KEYWORDS, compile_doc}, - {"delattr", builtin_delattr, METH_VARARGS, delattr_doc}, - {"dir", builtin_dir, METH_VARARGS, dir_doc}, - {"divmod", builtin_divmod, METH_VARARGS, divmod_doc}, - {"eval", builtin_eval, METH_VARARGS, eval_doc}, - {"exec", builtin_exec, METH_VARARGS, exec_doc}, - {"format", builtin_format, METH_VARARGS, format_doc}, - {"getattr", builtin_getattr, METH_VARARGS, getattr_doc}, - {"globals", (PyCFunction)builtin_globals, METH_NOARGS, globals_doc}, - {"hasattr", builtin_hasattr, METH_VARARGS, hasattr_doc}, - {"hash", builtin_hash, METH_O, hash_doc}, - {"hex", builtin_hex, METH_O, hex_doc}, - {"id", builtin_id, METH_O, id_doc}, - {"input", builtin_input, METH_VARARGS, input_doc}, - {"isinstance", builtin_isinstance, METH_VARARGS, isinstance_doc}, - {"issubclass", builtin_issubclass, METH_VARARGS, issubclass_doc}, - {"iter", builtin_iter, METH_VARARGS, iter_doc}, - {"len", builtin_len, METH_O, len_doc}, - {"locals", (PyCFunction)builtin_locals, METH_NOARGS, locals_doc}, - {"max", (PyCFunction)builtin_max, METH_VARARGS | METH_KEYWORDS, max_doc}, - {"min", (PyCFunction)builtin_min, METH_VARARGS | METH_KEYWORDS, min_doc}, - {"next", (PyCFunction)builtin_next, METH_VARARGS, next_doc}, - {"oct", builtin_oct, METH_O, oct_doc}, - {"ord", builtin_ord, METH_O, ord_doc}, - {"pow", builtin_pow, METH_VARARGS, pow_doc}, - {"print", (PyCFunction)builtin_print, METH_VARARGS | METH_KEYWORDS, print_doc}, - {"repr", builtin_repr, METH_O, repr_doc}, - {"round", (PyCFunction)builtin_round, METH_VARARGS | METH_KEYWORDS, round_doc}, - {"setattr", builtin_setattr, METH_VARARGS, setattr_doc}, - {"sorted", (PyCFunction)builtin_sorted, METH_VARARGS | METH_KEYWORDS, sorted_doc}, - {"sum", builtin_sum, METH_VARARGS, sum_doc}, - {"vars", builtin_vars, METH_VARARGS, vars_doc}, - {NULL, NULL}, + {"__build_class__", (PyCFunction)builtin___build_class__, + METH_VARARGS | METH_KEYWORDS, build_class_doc}, + {"__import__", (PyCFunction)builtin___import__, METH_VARARGS | METH_KEYWORDS, import_doc}, + {"abs", builtin_abs, METH_O, abs_doc}, + {"all", builtin_all, METH_O, all_doc}, + {"any", builtin_any, METH_O, any_doc}, + {"ascii", builtin_ascii, METH_O, ascii_doc}, + {"bin", builtin_bin, METH_O, bin_doc}, + {"chr", builtin_chr, METH_VARARGS, chr_doc}, + {"compile", (PyCFunction)builtin_compile, METH_VARARGS | METH_KEYWORDS, compile_doc}, + {"delattr", builtin_delattr, METH_VARARGS, delattr_doc}, + {"dir", builtin_dir, METH_VARARGS, dir_doc}, + {"divmod", builtin_divmod, METH_VARARGS, divmod_doc}, + {"eval", builtin_eval, METH_VARARGS, eval_doc}, + {"exec", builtin_exec, METH_VARARGS, exec_doc}, + {"format", builtin_format, METH_VARARGS, format_doc}, + {"getattr", builtin_getattr, METH_VARARGS, getattr_doc}, + {"globals", (PyCFunction)builtin_globals, METH_NOARGS, globals_doc}, + {"hasattr", builtin_hasattr, METH_VARARGS, hasattr_doc}, + {"hash", builtin_hash, METH_O, hash_doc}, + {"hex", builtin_hex, METH_O, hex_doc}, + {"id", builtin_id, METH_O, id_doc}, + {"input", builtin_input, METH_VARARGS, input_doc}, + {"isinstance", builtin_isinstance, METH_VARARGS, isinstance_doc}, + {"issubclass", builtin_issubclass, METH_VARARGS, issubclass_doc}, + {"iter", builtin_iter, METH_VARARGS, iter_doc}, + {"len", builtin_len, METH_O, len_doc}, + {"locals", (PyCFunction)builtin_locals, METH_NOARGS, locals_doc}, + {"max", (PyCFunction)builtin_max, METH_VARARGS | METH_KEYWORDS, max_doc}, + {"min", (PyCFunction)builtin_min, METH_VARARGS | METH_KEYWORDS, min_doc}, + {"next", (PyCFunction)builtin_next, METH_VARARGS, next_doc}, + {"oct", builtin_oct, METH_O, oct_doc}, + {"ord", builtin_ord, METH_O, ord_doc}, + {"pow", builtin_pow, METH_VARARGS, pow_doc}, + {"print", (PyCFunction)builtin_print, METH_VARARGS | METH_KEYWORDS, print_doc}, + {"repr", builtin_repr, METH_O, repr_doc}, + {"round", (PyCFunction)builtin_round, METH_VARARGS | METH_KEYWORDS, round_doc}, + {"setattr", builtin_setattr, METH_VARARGS, setattr_doc}, + {"sorted", (PyCFunction)builtin_sorted, METH_VARARGS | METH_KEYWORDS, sorted_doc}, + {"sum", builtin_sum, METH_VARARGS, sum_doc}, + {"vars", builtin_vars, METH_VARARGS, vars_doc}, + {NULL, NULL}, }; PyDoc_STRVAR(builtin_doc, @@ -2279,83 +2279,83 @@ PyDoc_STRVAR(builtin_doc, Noteworthy: None is the `nil' object; Ellipsis represents `...' in slices."); static struct PyModuleDef builtinsmodule = { - PyModuleDef_HEAD_INIT, - "builtins", - builtin_doc, - -1, /* multiple "initialization" just copies the module dict. */ - builtin_methods, - NULL, - NULL, - NULL, - NULL + PyModuleDef_HEAD_INIT, + "builtins", + builtin_doc, + -1, /* multiple "initialization" just copies the module dict. */ + builtin_methods, + NULL, + NULL, + NULL, + NULL }; PyObject * _PyBuiltin_Init(void) { - PyObject *mod, *dict, *debug; - mod = PyModule_Create(&builtinsmodule); - if (mod == NULL) - return NULL; - dict = PyModule_GetDict(mod); + PyObject *mod, *dict, *debug; + mod = PyModule_Create(&builtinsmodule); + if (mod == NULL) + return NULL; + dict = PyModule_GetDict(mod); #ifdef Py_TRACE_REFS - /* "builtins" exposes a number of statically allocated objects - * that, before this code was added in 2.3, never showed up in - * the list of "all objects" maintained by Py_TRACE_REFS. As a - * result, programs leaking references to None and False (etc) - * couldn't be diagnosed by examining sys.getobjects(0). - */ + /* "builtins" exposes a number of statically allocated objects + * that, before this code was added in 2.3, never showed up in + * the list of "all objects" maintained by Py_TRACE_REFS. As a + * result, programs leaking references to None and False (etc) + * couldn't be diagnosed by examining sys.getobjects(0). + */ #define ADD_TO_ALL(OBJECT) _Py_AddToAllObjects((PyObject *)(OBJECT), 0) #else #define ADD_TO_ALL(OBJECT) (void)0 #endif #define SETBUILTIN(NAME, OBJECT) \ - if (PyDict_SetItemString(dict, NAME, (PyObject *)OBJECT) < 0) \ - return NULL; \ - ADD_TO_ALL(OBJECT) - - SETBUILTIN("None", Py_None); - SETBUILTIN("Ellipsis", Py_Ellipsis); - SETBUILTIN("NotImplemented", Py_NotImplemented); - SETBUILTIN("False", Py_False); - SETBUILTIN("True", Py_True); - SETBUILTIN("bool", &PyBool_Type); - SETBUILTIN("memoryview", &PyMemoryView_Type); - SETBUILTIN("bytearray", &PyByteArray_Type); - SETBUILTIN("bytes", &PyBytes_Type); - SETBUILTIN("classmethod", &PyClassMethod_Type); - SETBUILTIN("complex", &PyComplex_Type); - SETBUILTIN("dict", &PyDict_Type); - SETBUILTIN("enumerate", &PyEnum_Type); - SETBUILTIN("filter", &PyFilter_Type); - SETBUILTIN("float", &PyFloat_Type); - SETBUILTIN("frozenset", &PyFrozenSet_Type); - SETBUILTIN("property", &PyProperty_Type); - SETBUILTIN("int", &PyLong_Type); - SETBUILTIN("list", &PyList_Type); - SETBUILTIN("map", &PyMap_Type); - SETBUILTIN("object", &PyBaseObject_Type); - SETBUILTIN("range", &PyRange_Type); - SETBUILTIN("reversed", &PyReversed_Type); - SETBUILTIN("set", &PySet_Type); - SETBUILTIN("slice", &PySlice_Type); - SETBUILTIN("staticmethod", &PyStaticMethod_Type); - SETBUILTIN("str", &PyUnicode_Type); - SETBUILTIN("super", &PySuper_Type); - SETBUILTIN("tuple", &PyTuple_Type); - SETBUILTIN("type", &PyType_Type); - SETBUILTIN("zip", &PyZip_Type); - debug = PyBool_FromLong(Py_OptimizeFlag == 0); - if (PyDict_SetItemString(dict, "__debug__", debug) < 0) { - Py_XDECREF(debug); - return NULL; - } - Py_XDECREF(debug); - - return mod; + if (PyDict_SetItemString(dict, NAME, (PyObject *)OBJECT) < 0) \ + return NULL; \ + ADD_TO_ALL(OBJECT) + + SETBUILTIN("None", Py_None); + SETBUILTIN("Ellipsis", Py_Ellipsis); + SETBUILTIN("NotImplemented", Py_NotImplemented); + SETBUILTIN("False", Py_False); + SETBUILTIN("True", Py_True); + SETBUILTIN("bool", &PyBool_Type); + SETBUILTIN("memoryview", &PyMemoryView_Type); + SETBUILTIN("bytearray", &PyByteArray_Type); + SETBUILTIN("bytes", &PyBytes_Type); + SETBUILTIN("classmethod", &PyClassMethod_Type); + SETBUILTIN("complex", &PyComplex_Type); + SETBUILTIN("dict", &PyDict_Type); + SETBUILTIN("enumerate", &PyEnum_Type); + SETBUILTIN("filter", &PyFilter_Type); + SETBUILTIN("float", &PyFloat_Type); + SETBUILTIN("frozenset", &PyFrozenSet_Type); + SETBUILTIN("property", &PyProperty_Type); + SETBUILTIN("int", &PyLong_Type); + SETBUILTIN("list", &PyList_Type); + SETBUILTIN("map", &PyMap_Type); + SETBUILTIN("object", &PyBaseObject_Type); + SETBUILTIN("range", &PyRange_Type); + SETBUILTIN("reversed", &PyReversed_Type); + SETBUILTIN("set", &PySet_Type); + SETBUILTIN("slice", &PySlice_Type); + SETBUILTIN("staticmethod", &PyStaticMethod_Type); + SETBUILTIN("str", &PyUnicode_Type); + SETBUILTIN("super", &PySuper_Type); + SETBUILTIN("tuple", &PyTuple_Type); + SETBUILTIN("type", &PyType_Type); + SETBUILTIN("zip", &PyZip_Type); + debug = PyBool_FromLong(Py_OptimizeFlag == 0); + if (PyDict_SetItemString(dict, "__debug__", debug) < 0) { + Py_XDECREF(debug); + return NULL; + } + Py_XDECREF(debug); + + return mod; #undef ADD_TO_ALL #undef SETBUILTIN } |