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Check unicode identifier directly instead of converting

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it to an 8bit string first.
This commit is contained in:
Walter Dörwald 2007-06-11 14:55:19 +00:00
parent 4dbd01b435
commit 7815c5e91e
2 changed files with 11 additions and 4 deletions
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8
Objects/typeobject.c
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@ -1561,7 +1561,7 @@ static PyGetSetDef subtype_getsets_weakref_only[] = {
static int
valid_identifier(PyObject *s)
{
unsigned char *p;
Py_UNICODE *p;
Py_ssize_t i, n;
if (!PyUnicode_Check(s)) {
@ -1570,14 +1570,14 @@ valid_identifier(PyObject *s)
s->ob_type->tp_name);
return 0;
}
p = (unsigned char *) PyUnicode_AsString(s);
n = strlen((char*)p)/*XXX PyString_GET_SIZE(s)*/;
p = PyUnicode_AS_UNICODE(s);
n = PyUnicode_GET_SIZE(s);
/* We must reject an empty name. As a hack, we bump the
length to 1 so that the loop will balk on the trailing \0. */
if (n == 0)
n = 1;
for (i = 0; i < n; i++, p++) {
if (!(i == 0 ? isalpha(*p) : isalnum(*p)) && *p != '_') {
if (i > 255 || (!(i == 0 ? isalpha(*p) : isalnum(*p)) && *p != '_')) {
PyErr_SetString(PyExc_TypeError,
"__slots__ must be identifiers");
return 0;