swig: python: fix unresolved symbol issue

[libftdi] / python / ftdi1.i

diff --git a/python/ftdi1.i b/python/ftdi1.i
index 93793f8..f397f84 100644 (file)
--- a/python/ftdi1.i
+++ b/python/ftdi1.i
@@ -19,14 +19,16 @@ inline PyObject* charp2str(const char *v_, long len)
 #endif
 }
 
-inline char * str2charp_size(PyObject* pyObj, int * size)
+char * str2charp_size(PyObject* pyObj, int * size)
 {
   char * v_ = 0;
+  Py_ssize_t len = 0;
 #if PY_MAJOR_VERSION >= 3
-  PyBytes_AsStringAndSize(pyObj, &v_, (Py_ssize_t*)size);
+  PyBytes_AsStringAndSize(pyObj, &v_, &len);
 #else
-  PyString_AsStringAndSize(pyObj, &v_, (Py_ssize_t*)size);
+  PyString_AsStringAndSize(pyObj, &v_, &len);
 #endif
+  *size = len;
   return v_;
 }
 %}