[Python-checkins] r55770 - in python/trunk: Lib/test/test_multibytecodec.py Misc/NEWS Modules/cjkcodecs/multibytecodec.c
hyeshik.chang
python-checkins at python.org
Tue Jun 5 20:58:56 CEST 2007
Author: hyeshik.chang
Date: Tue Jun 5 20:58:51 2007
New Revision: 55770
Modified:
python/trunk/Lib/test/test_multibytecodec.py
python/trunk/Misc/NEWS
python/trunk/Modules/cjkcodecs/multibytecodec.c
Log:
Bug #1728403: Fix a bug that CJKCodecs StreamReader hangs when it
reads a file that ends with incomplete sequence and sizehint argument
for .read() is specified.
Modified: python/trunk/Lib/test/test_multibytecodec.py
==============================================================================
--- python/trunk/Lib/test/test_multibytecodec.py (original)
+++ python/trunk/Lib/test/test_multibytecodec.py Tue Jun 5 20:58:51 2007
@@ -136,11 +136,19 @@
self.assertRaises(UnicodeDecodeError, decoder.decode, '', True)
self.assertEqual(decoder.decode('B@$'), u'\u4e16')
+class Test_StreamReader(unittest.TestCase):
+ def test_bug1728403(self):
+ try:
+ open(TESTFN, 'w').write('\xa1')
+ f = codecs.open(TESTFN, encoding='cp949')
+ self.assertRaises(UnicodeDecodeError, f.read, 2)
+ finally:
+ os.unlink(TESTFN)
class Test_StreamWriter(unittest.TestCase):
if len(u'\U00012345') == 2: # UCS2
def test_gb18030(self):
- s= StringIO.StringIO()
+ s = StringIO.StringIO()
c = codecs.getwriter('gb18030')(s)
c.write(u'123')
self.assertEqual(s.getvalue(), '123')
Modified: python/trunk/Misc/NEWS
==============================================================================
--- python/trunk/Misc/NEWS (original)
+++ python/trunk/Misc/NEWS Tue Jun 5 20:58:51 2007
@@ -222,6 +222,10 @@
Library
-------
+- Bug #1728403: Fix a bug that CJKCodecs StreamReader hangs when it
+ reads a file that ends with incomplete sequence and sizehint argument
+ for .read() is specified.
+
- Bug #1730389: Change time.strptime() to use ``\s+`` instead of ``\s*`` when
matching spaces in the specified format argument.
Modified: python/trunk/Modules/cjkcodecs/multibytecodec.c
==============================================================================
--- python/trunk/Modules/cjkcodecs/multibytecodec.c (original)
+++ python/trunk/Modules/cjkcodecs/multibytecodec.c Tue Jun 5 20:58:51 2007
@@ -1214,6 +1214,8 @@
cres = NULL;
for (;;) {
+ int endoffile;
+
if (sizehint < 0)
cres = PyObject_CallMethod(self->stream,
(char *)method, NULL);
@@ -1230,6 +1232,8 @@
goto errorexit;
}
+ endoffile = (PyString_GET_SIZE(cres) == 0);
+
if (self->pendingsize > 0) {
PyObject *ctr;
char *ctrdata;
@@ -1257,7 +1261,7 @@
(MultibyteStatefulDecoderContext *)self, &buf))
goto errorexit;
- if (rsize == 0 || sizehint < 0) { /* end of file */
+ if (endoffile || sizehint < 0) {
if (buf.inbuf < buf.inbuf_end &&
multibytecodec_decerror(self->codec, &self->state,
&buf, self->errors, MBERR_TOOFEW))
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