[Python-checkins] r43671 - python/trunk/Modules/_ctypes/cfield.c
thomas.heller
python-checkins at python.org
Wed Apr 5 21:51:19 CEST 2006
Author: thomas.heller
Date: Wed Apr 5 21:51:19 2006
New Revision: 43671
Modified:
python/trunk/Modules/_ctypes/cfield.c
Log:
Explicitely use 'signed char', to avoid problems on platforms with unsigned char type.
Modified: python/trunk/Modules/_ctypes/cfield.c
==============================================================================
--- python/trunk/Modules/_ctypes/cfield.c (original)
+++ python/trunk/Modules/_ctypes/cfield.c Wed Apr 5 21:51:19 2006
@@ -499,7 +499,7 @@
long val;
if (get_long(value, &val) < 0)
return NULL;
- *(char *)ptr = (char)SET(*(char *)ptr, (char)val, size);
+ *(signed char *)ptr = (signed char)SET(*(signed char *)ptr, (signed char)val, size);
_RET(value);
}
@@ -507,7 +507,7 @@
static PyObject *
b_get(void *ptr, unsigned size)
{
- char val = *(char *)ptr;
+ signed char val = *(signed char *)ptr;
GET_BITFIELD(val, size);
return PyInt_FromLong(val);
}
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