diff options
Diffstat (limited to 'Python/bltinmodule.c')
| -rw-r--r-- | Python/bltinmodule.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c index db9ac2c..08c1a00 100644 --- a/Python/bltinmodule.c +++ b/Python/bltinmodule.c @@ -317,7 +317,11 @@ builtin_chr(PyObject *self, PyObject *args) PyDoc_STRVAR(chr_doc, "chr(i) -> Unicode character\n\ \n\ -Return a Unicode string of one character with ordinal i; 0 <= i <= 0x10ffff."); +Return a Unicode string of one character with ordinal i; 0 <= i <= 0x10ffff." +#ifndef Py_UNICODE_WIDE +"\nIf 0x10000 <= i, a surrogate pair is returned." +#endif +); static PyObject * @@ -1179,6 +1183,19 @@ builtin_ord(PyObject *self, PyObject* obj) ord = (long)*PyUnicode_AS_UNICODE(obj); return PyInt_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 PyInt_FromLong(ord); + } + } +#endif } else if (PyBytes_Check(obj)) { /* XXX Hopefully this is temporary */ @@ -1205,7 +1222,11 @@ builtin_ord(PyObject *self, PyObject* obj) PyDoc_STRVAR(ord_doc, "ord(c) -> integer\n\ \n\ -Return the integer ordinal of a one-character string."); +Return the integer ordinal of a one-character string." +#ifndef Py_UNICODE_WIDE +"\nA valid surrogate pair is also accepted." +#endif +); static PyObject * |