On Sat, May 10, 2014 at 10:22 PM, chenjian <[email protected]> wrote:
> Hi, All
>
> I check the code in GNURadio 3.7.3,
> gnuradio-3.7.3/gnuradio-runtime/swig/msg_queue.i
>
> the code:
> 83 #ifdef SWIGPYTHON
> 84 %inline %{
> 85 gr::message::sptr py_msg_queue__delete_head(gr::msg_queue::sptr q) {
> 86 gr::message::sptr msg;
> 87 GR_PYTHON_BLOCKING_CODE(
> 88 msg = q->delete_head();
> 89 )
> 90 return msg;
> 91 }
> 92
> 93 void py_msg_queue__insert_tail(gr::msg_queue::sptr q,
> gr::message::sptr msg) {
> 94 GR_PYTHON_BLOCKING_CODE(
> 95 q->insert_tail(msg);
> 96 )
> 97 }
> 98 %}
>
> output is located in "gnuradio-runtime/swig/runtime_swig.py"
> the output is like:
> 3791 def py_msg_queue__delete_head(*args, **kwargs):
> 3792 """py_msg_queue__delete_head(sptr q) -> sptr"""
> 3793 return _runtime_swig.py_msg_queue__delete_head(*args, **kwargs)
> 3794
> 3795 def py_msg_queue__insert_tail(*args, **kwargs):
> 3796 """py_msg_queue__insert_tail(sptr q, sptr msg)"""
> 3797 return _runtime_swig.py_msg_queue__insert_tail(*args, **kwargs)
>
> *Of course, the above in the gnuradio is work well.*
>
> I could not understand these swig output. so I write a small .i file to
> test this
> 1 /* -*- c -*- */
> 2 // swig2.0 -python *.i
> 3 //swig2.0 -python -v -c++ *.i
> 4
> 5 %module(directors="1") util_swig
> 6
> 7 #ifdef SWIGPYTHON
> 8
> 9
> 10 %inline %{
> 11 int fun1(int q) {
> 12 return q;
> 13 }
> 14 %}
> 15
> 16 #endif
>
> but there is one more line (see line 73 ) in the output file *.py
>
> 71 def fun1(*args):
> 72 return _util_swig.fun1(*args)
> 73 fun1 = _util_swig.fun1
> 74 # This file is compatible with both classic and new-style classes.
>
> Is it some configuration in other place lead the output to be different
> from the standard "swig command" ?
>
> Thanks & Best Regards.
>
We are not meant to understand the workings of SWIG...
But seriously, this is a SWIG question and not a GNU Radio question. Best
ask the SWIG developers.
Tom
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