On 23.09.2010 12:46, Eric Sunshine wrote: > On 09/23/2010 06:41 AM, Eric Sunshine wrote: >> Perhaps an explicit csPath -> iPath typemap is needed. The typemap would >> make a local reference-counted copy of the input csPath, hand the copy >> to low-level SetPath(), and then decrement its own reference to the >> copy. The original input csPath can then go out of scope without causing >> harm to the path ultimately handed to setPath(). > > More specifically, the output of the csPath -> iPath typemap would > likely have to be a csPtr<iPath> wrapping the copy for this to work.
Actually, it seems SWIG has ‘native’ support for reference counting nowadays: http://www.swig.org/Doc1.3/Python.html#Python_nn27a - it would seem the easierst to simply use that for classes such as csPath. -f.r.
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