Issue #19512, #19515: remove shared identifiers, move identifiers where they

are used.

Move also _Py_IDENTIFIER() defintions to the top in modified files to remove
identifiers duplicated in the same file.
This commit is contained in:
Victor Stinner 2013-11-07 23:07:29 +01:00
parent 07e9e380f9
commit bd303c165b
17 changed files with 93 additions and 89 deletions

View file

@ -13,6 +13,8 @@ static PyObject *_filters; /* List */
static PyObject *_once_registry; /* Dict */
static PyObject *_default_action; /* String */
_Py_IDENTIFIER(argv);
_Py_IDENTIFIER(stderr);
static int
check_matched(PyObject *obj, PyObject *arg)
@ -265,7 +267,7 @@ show_warning(PyObject *filename, int lineno, PyObject *text, PyObject
if (name == NULL) /* XXX Can an object lack a '__name__' attribute? */
goto error;
f_stderr = _PySys_GetObjectId(&_PyId_stderr);
f_stderr = _PySys_GetObjectId(&PyId_stderr);
if (f_stderr == NULL) {
fprintf(stderr, "lost sys.stderr\n");
goto error;
@ -562,7 +564,7 @@ setup_context(Py_ssize_t stack_level, PyObject **filename, int *lineno,
else {
*filename = NULL;
if (*module != Py_None && PyUnicode_CompareWithASCIIString(*module, "__main__") == 0) {
PyObject *argv = _PySys_GetObjectId(&_PyId_argv);
PyObject *argv = _PySys_GetObjectId(&PyId_argv);
/* PyList_Check() is needed because sys.argv is set to None during
Python finalization */
if (argv != NULL && PyList_Check(argv) && PyList_Size(argv) > 0) {

View file

@ -32,9 +32,19 @@ const char *Py_FileSystemDefaultEncoding = NULL; /* set by initfsencoding() */
int Py_HasFileSystemDefaultEncoding = 0;
#endif
_Py_IDENTIFIER(__builtins__);
_Py_IDENTIFIER(__dict__);
_Py_IDENTIFIER(__prepare__);
_Py_IDENTIFIER(__round__);
_Py_IDENTIFIER(encoding);
_Py_IDENTIFIER(errors);
_Py_IDENTIFIER(fileno);
_Py_IDENTIFIER(flush);
_Py_IDENTIFIER(__builtins__);
_Py_IDENTIFIER(metaclass);
_Py_IDENTIFIER(sort);
_Py_IDENTIFIER(stdin);
_Py_IDENTIFIER(stdout);
_Py_IDENTIFIER(stderr);
static PyObject *
builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds)
@ -43,8 +53,6 @@ builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds)
PyObject *cls = NULL;
Py_ssize_t nargs;
int isclass;
_Py_IDENTIFIER(__prepare__);
_Py_IDENTIFIER(metaclass);
assert(args != NULL);
if (!PyTuple_Check(args)) {
@ -1547,7 +1555,6 @@ builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
static PyObject *dummy_args;
PyObject *sep = NULL, *end = NULL, *file = NULL, *flush = NULL;
int i, err;
_Py_IDENTIFIER(flush);
if (dummy_args == NULL && !(dummy_args = PyTuple_New(0)))
return NULL;
@ -1555,7 +1562,7 @@ builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
kwlist, &sep, &end, &file, &flush))
return NULL;
if (file == NULL || file == Py_None) {
file = _PySys_GetObjectId(&_PyId_stdout);
file = _PySys_GetObjectId(&PyId_stdout);
if (file == NULL) {
PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout");
return NULL;
@ -1640,9 +1647,9 @@ static PyObject *
builtin_input(PyObject *self, PyObject *args)
{
PyObject *promptarg = NULL;
PyObject *fin = _PySys_GetObjectId(&_PyId_stdin);
PyObject *fout = _PySys_GetObjectId(&_PyId_stdout);
PyObject *ferr = _PySys_GetObjectId(&_PyId_stderr);
PyObject *fin = _PySys_GetObjectId(&PyId_stdin);
PyObject *fout = _PySys_GetObjectId(&PyId_stdout);
PyObject *ferr = _PySys_GetObjectId(&PyId_stderr);
PyObject *tmp;
long fd;
int tty;
@ -1713,8 +1720,6 @@ builtin_input(PyObject *self, PyObject *args)
char *stdin_encoding_str, *stdin_errors_str;
PyObject *result;
size_t len;
_Py_IDENTIFIER(encoding);
_Py_IDENTIFIER(errors);
stdin_encoding = _PyObject_GetAttrId(fin, &PyId_encoding);
stdin_errors = _PyObject_GetAttrId(fin, &PyId_errors);
@ -1843,7 +1848,6 @@ builtin_round(PyObject *self, PyObject *args, PyObject *kwds)
PyObject *ndigits = NULL;
static char *kwlist[] = {"number", "ndigits", 0};
PyObject *number, *round, *result;
_Py_IDENTIFIER(__round__);
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:round",
kwlist, &number, &ndigits))
@ -1886,7 +1890,6 @@ builtin_sorted(PyObject *self, PyObject *args, PyObject *kwds)
PyObject *callable;
static char *kwlist[] = {"iterable", "key", "reverse", 0};
int reverse;
_Py_IDENTIFIER(sort);
/* args 1-3 should match listsort in Objects/listobject.c */
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|Oi:sorted",
@ -1939,7 +1942,6 @@ builtin_vars(PyObject *self, PyObject *args)
Py_INCREF(d);
}
else {
_Py_IDENTIFIER(__dict__);
d = _PyObject_GetAttrId(v, &PyId___dict__);
if (d == NULL) {
PyErr_SetString(PyExc_TypeError,

View file

@ -20,6 +20,9 @@ extern char *strerror(int);
extern "C" {
#endif
_Py_IDENTIFIER(builtins);
_Py_IDENTIFIER(stderr);
void
PyErr_Restore(PyObject *type, PyObject *value, PyObject *traceback)
@ -844,7 +847,7 @@ PyErr_WriteUnraisable(PyObject *obj)
PyErr_Fetch(&t, &v, &tb);
f = _PySys_GetObjectId(&_PyId_stderr);
f = _PySys_GetObjectId(&PyId_stderr);
if (f == NULL || f == Py_None)
goto done;
@ -878,7 +881,7 @@ PyErr_WriteUnraisable(PyObject *obj)
goto done;
}
else {
if (_PyUnicode_CompareWithId(moduleName, &_PyId_builtins) != 0) {
if (_PyUnicode_CompareWithId(moduleName, &PyId_builtins) != 0) {
if (PyFile_WriteObject(moduleName, f, Py_PRINT_RAW) < 0)
goto done;
if (PyFile_WriteString(".", f) < 0)

View file

@ -310,7 +310,7 @@ PyImport_Cleanup(void)
/* XXX Perhaps these precautions are obsolete. Who knows? */
value = _PyDict_GetItemId(modules, &_PyId_builtins);
value = PyDict_GetItemString(modules, "builtins");
if (value != NULL && PyModule_Check(value)) {
dict = PyModule_GetDict(value);
if (Py_VerboseFlag)

View file

@ -35,21 +35,16 @@
#define PATH_MAX MAXPATHLEN
#endif
/* Common identifiers */
_Py_Identifier _PyId_argv = _Py_static_string_init("argv");
_Py_Identifier _PyId_builtins = _Py_static_string_init("builtins");
_Py_Identifier _PyId_path = _Py_static_string_init("path");
_Py_Identifier _PyId_stdin = _Py_static_string_init("stdin");
_Py_Identifier _PyId_stdout = _Py_static_string_init("stdout");
_Py_Identifier _PyId_stderr = _Py_static_string_init("stderr");
/* local identifiers */
_Py_IDENTIFIER(builtins);
_Py_IDENTIFIER(excepthook);
_Py_IDENTIFIER(ps1);
_Py_IDENTIFIER(ps2);
_Py_IDENTIFIER(last_traceback);
_Py_IDENTIFIER(last_type);
_Py_IDENTIFIER(last_value);
_Py_IDENTIFIER(last_traceback);
_Py_IDENTIFIER(ps1);
_Py_IDENTIFIER(ps2);
_Py_IDENTIFIER(stdin);
_Py_IDENTIFIER(stdout);
_Py_IDENTIFIER(stderr);
_Py_static_string(PyId_string, "<string>");
#ifdef Py_REF_DEBUG
@ -429,7 +424,7 @@ _Py_InitializeEx_Private(int install_sigs, int install_importlib)
pstderr = PyFile_NewStdPrinter(fileno(stderr));
if (pstderr == NULL)
Py_FatalError("Py_Initialize: can't set preliminary stderr");
_PySys_SetObjectId(&_PyId_stderr, pstderr);
_PySys_SetObjectId(&PyId_stderr, pstderr);
PySys_SetObject("__stderr__", pstderr);
Py_DECREF(pstderr);
@ -514,8 +509,8 @@ file_is_closed(PyObject *fobj)
static void
flush_std_files(void)
{
PyObject *fout = _PySys_GetObjectId(&_PyId_stdout);
PyObject *ferr = _PySys_GetObjectId(&_PyId_stderr);
PyObject *fout = _PySys_GetObjectId(&PyId_stdout);
PyObject *ferr = _PySys_GetObjectId(&PyId_stderr);
PyObject *tmp;
_Py_IDENTIFIER(flush);
@ -793,7 +788,7 @@ Py_NewInterpreter(void)
pstderr = PyFile_NewStdPrinter(fileno(stderr));
if (pstderr == NULL)
Py_FatalError("Py_Initialize: can't set preliminary stderr");
_PySys_SetObjectId(&_PyId_stderr, pstderr);
_PySys_SetObjectId(&PyId_stderr, pstderr);
PySys_SetObject("__stderr__", pstderr);
Py_DECREF(pstderr);
@ -1187,7 +1182,7 @@ initstdio(void)
goto error;
} /* if (fd < 0) */
PySys_SetObject("__stdin__", std);
_PySys_SetObjectId(&_PyId_stdin, std);
_PySys_SetObjectId(&PyId_stdin, std);
Py_DECREF(std);
/* Set sys.stdout */
@ -1202,7 +1197,7 @@ initstdio(void)
goto error;
} /* if (fd < 0) */
PySys_SetObject("__stdout__", std);
_PySys_SetObjectId(&_PyId_stdout, std);
_PySys_SetObjectId(&PyId_stdout, std);
Py_DECREF(std);
#if 1 /* Disable this if you have trouble debugging bootstrap stuff */
@ -1236,7 +1231,7 @@ initstdio(void)
Py_DECREF(std);
goto error;
}
if (_PySys_SetObjectId(&_PyId_stderr, std) < 0) {
if (_PySys_SetObjectId(&PyId_stderr, std) < 0) {
Py_DECREF(std);
goto error;
}
@ -1368,7 +1363,7 @@ PyRun_InteractiveOneObject(FILE *fp, PyObject *filename, PyCompilerFlags *flags)
if (fp == stdin) {
/* Fetch encoding from sys.stdin if possible. */
v = _PySys_GetObjectId(&_PyId_stdin);
v = _PySys_GetObjectId(&PyId_stdin);
if (v && v != Py_None) {
oenc = _PyObject_GetAttrId(v, &PyId_encoding);
if (oenc)
@ -1774,7 +1769,7 @@ handle_system_exit(void)
if (PyLong_Check(value))
exitcode = (int)PyLong_AsLong(value);
else {
PyObject *sys_stderr = _PySys_GetObjectId(&_PyId_stderr);
PyObject *sys_stderr = _PySys_GetObjectId(&PyId_stderr);
if (sys_stderr != NULL && sys_stderr != Py_None) {
PyFile_WriteObject(value, sys_stderr, Py_PRINT_RAW);
} else {
@ -1938,7 +1933,7 @@ print_exception(PyObject *f, PyObject *value)
err = PyFile_WriteString("<unknown>", f);
}
else {
if (_PyUnicode_CompareWithId(moduleName, &_PyId_builtins) != 0)
if (_PyUnicode_CompareWithId(moduleName, &PyId_builtins) != 0)
{
err = PyFile_WriteObject(moduleName, f, Py_PRINT_RAW);
err += PyFile_WriteString(".", f);
@ -2033,7 +2028,7 @@ void
PyErr_Display(PyObject *exception, PyObject *value, PyObject *tb)
{
PyObject *seen;
PyObject *f = _PySys_GetObjectId(&_PyId_stderr);
PyObject *f = _PySys_GetObjectId(&PyId_stderr);
if (PyExceptionInstance_Check(value)
&& tb != NULL && PyTraceBack_Check(tb)) {
/* Put the traceback on the exception, otherwise it won't get
@ -2130,7 +2125,7 @@ flush_io(void)
/* Save the current exception */
PyErr_Fetch(&type, &value, &traceback);
f = _PySys_GetObjectId(&_PyId_stderr);
f = _PySys_GetObjectId(&PyId_stderr);
if (f != NULL) {
r = _PyObject_CallMethodId(f, &PyId_flush, "");
if (r)
@ -2138,7 +2133,7 @@ flush_io(void)
else
PyErr_Clear();
}
f = _PySys_GetObjectId(&_PyId_stdout);
f = _PySys_GetObjectId(&PyId_stdout);
if (f != NULL) {
r = _PyObject_CallMethodId(f, &PyId_flush, "");
if (r)

View file

@ -41,6 +41,16 @@ extern const char *PyWin_DLLVersionString;
#include <langinfo.h>
#endif
_Py_IDENTIFIER(_);
_Py_IDENTIFIER(__sizeof__);
_Py_IDENTIFIER(buffer);
_Py_IDENTIFIER(builtins);
_Py_IDENTIFIER(encoding);
_Py_IDENTIFIER(path);
_Py_IDENTIFIER(stdout);
_Py_IDENTIFIER(stderr);
_Py_IDENTIFIER(write);
PyObject *
_PySys_GetObjectId(_Py_Identifier *key)
{
@ -104,8 +114,6 @@ sys_displayhook_unencodable(PyObject *outf, PyObject *o)
PyObject *encoded, *escaped_str, *repr_str, *buffer, *result;
char *stdout_encoding_str;
int ret;
_Py_IDENTIFIER(encoding);
_Py_IDENTIFIER(buffer);
stdout_encoding = _PyObject_GetAttrId(outf, &PyId_encoding);
if (stdout_encoding == NULL)
@ -126,7 +134,6 @@ sys_displayhook_unencodable(PyObject *outf, PyObject *o)
buffer = _PyObject_GetAttrId(outf, &PyId_buffer);
if (buffer) {
_Py_IDENTIFIER(write);
result = _PyObject_CallMethodId(buffer, &PyId_write, "(O)", encoded);
Py_DECREF(buffer);
Py_DECREF(encoded);
@ -165,8 +172,6 @@ sys_displayhook(PyObject *self, PyObject *o)
PyObject *builtins;
static PyObject *newline = NULL;
int err;
_Py_IDENTIFIER(_);
_Py_IDENTIFIER(builtins);
builtins = _PyDict_GetItemId(modules, &PyId_builtins);
if (builtins == NULL) {
@ -183,7 +188,7 @@ sys_displayhook(PyObject *self, PyObject *o)
}
if (_PyObject_SetAttrId(builtins, &PyId__, Py_None) != 0)
return NULL;
outf = _PySys_GetObjectId(&_PyId_stdout);
outf = _PySys_GetObjectId(&PyId_stdout);
if (outf == NULL || outf == Py_None) {
PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout");
return NULL;
@ -854,7 +859,6 @@ sys_getsizeof(PyObject *self, PyObject *args, PyObject *kwds)
static char *kwlist[] = {"object", "default", 0};
PyObject *o, *dflt = NULL;
PyObject *method;
_Py_IDENTIFIER(__sizeof__);
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:getsizeof",
kwlist, &o, &dflt))
@ -1825,7 +1829,7 @@ PySys_SetPath(const wchar_t *path)
PyObject *v;
if ((v = makepathobject(path, DELIM)) == NULL)
Py_FatalError("can't create sys.path");
if (_PySys_SetObjectId(&_PyId_path, v) != 0)
if (_PySys_SetObjectId(&PyId_path, v) != 0)
Py_FatalError("can't assign sys.path");
Py_DECREF(v);
}
@ -1894,7 +1898,7 @@ sys_update_path(int argc, wchar_t **argv)
wchar_t fullpath[MAX_PATH];
#endif
path = _PySys_GetObjectId(&_PyId_path);
path = _PySys_GetObjectId(&PyId_path);
if (path == NULL)
return;
@ -2004,7 +2008,6 @@ sys_pyfile_write_unicode(PyObject *unicode, PyObject *file)
{
PyObject *writer = NULL, *args = NULL, *result = NULL;
int err;
_Py_IDENTIFIER(write);
if (file == NULL)
return -1;
@ -2109,7 +2112,7 @@ PySys_WriteStdout(const char *format, ...)
va_list va;
va_start(va, format);
sys_write(&_PyId_stdout, stdout, format, va);
sys_write(&PyId_stdout, stdout, format, va);
va_end(va);
}
@ -2119,7 +2122,7 @@ PySys_WriteStderr(const char *format, ...)
va_list va;
va_start(va, format);
sys_write(&_PyId_stderr, stderr, format, va);
sys_write(&PyId_stderr, stderr, format, va);
va_end(va);
}
@ -2151,7 +2154,7 @@ PySys_FormatStdout(const char *format, ...)
va_list va;
va_start(va, format);
sys_format(&_PyId_stdout, stdout, format, va);
sys_format(&PyId_stdout, stdout, format, va);
va_end(va);
}
@ -2161,6 +2164,6 @@ PySys_FormatStderr(const char *format, ...)
va_list va;
va_start(va, format);
sys_format(&_PyId_stderr, stderr, format, va);
sys_format(&PyId_stderr, stderr, format, va);
va_end(va);
}

View file

@ -21,6 +21,11 @@
/* Function from Parser/tokenizer.c */
extern char * PyTokenizer_FindEncodingFilename(int, PyObject *);
_Py_IDENTIFIER(TextIOWrapper);
_Py_IDENTIFIER(close);
_Py_IDENTIFIER(open);
_Py_IDENTIFIER(path);
static PyObject *
tb_dir(PyTracebackObject *self)
{
@ -152,7 +157,6 @@ _Py_FindSourceFile(PyObject *filename, char* namebuf, size_t namelen, PyObject *
const char* filepath;
Py_ssize_t len;
PyObject* result;
_Py_IDENTIFIER(open);
filebytes = PyUnicode_EncodeFSDefault(filename);
if (filebytes == NULL) {
@ -169,7 +173,7 @@ _Py_FindSourceFile(PyObject *filename, char* namebuf, size_t namelen, PyObject *
tail++;
taillen = strlen(tail);
syspath = _PySys_GetObjectId(&_PyId_path);
syspath = _PySys_GetObjectId(&PyId_path);
if (syspath == NULL || !PyList_Check(syspath))
goto error;
npath = PyList_Size(syspath);
@ -232,9 +236,6 @@ _Py_DisplaySourceLine(PyObject *f, PyObject *filename, int lineno, int indent)
char buf[MAXPATHLEN+1];
int kind;
void *data;
_Py_IDENTIFIER(close);
_Py_IDENTIFIER(open);
_Py_IDENTIFIER(TextIOWrapper);
/* open the file */
if (filename == NULL)