[Ns-developers] Request to commit -fvisbility=hidden python bindings patch

[Gustavo Carneiro]

2009/3/3 Raj Bhattacharjea <raj.b at gatech.edu>

> On Tue, Mar 3, 2009 at 9:48 AM, Gustavo Carneiro <gjcarneiro at gmail.com>
> wrote:
> > Hi Raj,
> >
> > May I commit the patch at [1] for ns 3.4?  It decreases python bindings
> size
> > (from 6 to 5 MB) and decreases its loading time (didn't measure, but the
> > documentation [2] claims it to be so...).
> >
> > Regards,
> >
> > [1] http://www.nsnam.org/bugzilla/show_bug.cgi?id=515
> > [2] http://gcc.gnu.org/wiki/Visibility
>
> Do the python bindings need a rescan following this change?  I am
> getting cryptic errors out of a fresh copy of ns-3-dev that seem to go
> away after I run ./waf --python-scan .


No re-scanning is needed, but the bindings .cc files need to be
regenerated.  Unfortunately the build system does not trigger a rebuild of
the bindings when the required pybindgen version changes.  As a work around,
just rm -rf build/debug/bindings.  Sorry about that.

-- 
Gustavo J. A. M. Carneiro
INESC Porto, Telecommunications and Multimedia Unit
"The universe is always one step beyond logic." -- Frank Herbert