[Python-Dev] Baffled by PyArg_ParseTupleAndKeywords modification
"Martin v. Löwis"
martin at v.loewis.de
Fri Feb 10 18:07:24 CET 2006
Jeremy Hylton wrote:
> I added some const to several API functions that take char* but
> typically called by passing string literals. In C++, a string literal
> is a const char* so you need to add a const_cast<> to every call site,
That's not true.
A string literal of length N is of type const char[N+1]. However,
a (deprecated) conversion of string literals to char* is provided
in the language. So assigning a string literal to char* or passing
it in a char* parameter is compliant with standard C++, no
const_cast is required.
More information about the Python-Dev