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-rw-r--r--Python/codecs.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/Python/codecs.c b/Python/codecs.c
index 45d99291f1..e21834a5c1 100644
--- a/Python/codecs.c
+++ b/Python/codecs.c
@@ -69,7 +69,7 @@ PyObject *normalizestring(const char *string)
if (ch == ' ')
ch = '-';
else
- ch = tolower(Py_CHARMASK(ch));
+ ch = Py_TOLOWER(Py_CHARMASK(ch));
p[i] = ch;
}
p[i] = '\0';
@@ -821,8 +821,9 @@ PyCodec_SurrogatePassErrors(PyObject *exc)
/* Try decoding a single surrogate character. If
there are more, let the codec call us again. */
p += start;
- if ((p[0] & 0xf0) == 0xe0 ||
- (p[1] & 0xc0) == 0x80 ||
+ if (PyBytes_GET_SIZE(object) - start >= 3 &&
+ (p[0] & 0xf0) == 0xe0 &&
+ (p[1] & 0xc0) == 0x80 &&
(p[2] & 0xc0) == 0x80) {
/* it's a three-byte code */
ch = ((p[0] & 0x0f) << 12) + ((p[1] & 0x3f) << 6) + (p[2] & 0x3f);
@@ -1067,15 +1068,6 @@ static int _PyCodecRegistry_Init(void)
mod = PyImport_ImportModuleNoBlock("encodings");
if (mod == NULL) {
- if (PyErr_ExceptionMatches(PyExc_ImportError)) {
- /* Ignore ImportErrors... this is done so that
- distributions can disable the encodings package. Note
- that other errors are not masked, e.g. SystemErrors
- raised to inform the user of an error in the Python
- configuration are still reported back to the user. */
- PyErr_Clear();
- return 0;
- }
return -1;
}
Py_DECREF(mod);