Re: How to maintain a large symbols file of a C++ library

[bastien ROUCARIES <roucaries.bastien@gmail.com>]

Le Tuesday 8 November 2011 23:47:56, Thomas Weber a écrit :
> On Tue, Nov 08, 2011 at 12:21:16PM +0100, roucaries bastien wrote:
> > On Tue, Nov 8, 2011 at 12:18 AM, Thomas Weber <tweber@debian.org> wrote:
> > > Hi,
> > > 
> > > I'm in the process of converting Debian's Octave packages into a
> > > structure with proper library packaging. The symbols file of these
> > > three C++ libraries has about 30k lines.
> > > 
> > > I'm pretty new to symbols handling, so I'm looking for advice on
> > > how to handle this. Is there a simple way to reduce the pure size of
> > > this file? Or is this size normal?
> > > 
> > > Further, looking at dpkg-gensymbols(1), it seems I should take
> > > special care about some C++-features - can you point me to an example
> > > of how to do this?
> > > 
> > > Thanks
> > >        Thomas
> > 
> > Try to use hidden linking before doing this. Ask upstream hel, if needed.
> 
> Do you mean GCC's -fvisibility=hidden? If yes, I'm at a loss at how to
> do this in a sensible way - if the symbols were exported before,
> changing this in Debian might break other software that actually uses
> these symbols.

Yes but because you will upload a new major version you will break. So try to convince upstream to do this.

> > BTW do you need help on arpack ?
> 
> Opps, thanks for pointing me at this. I had totally forgotten about
> arpack being bundled.

Do you need help ? Do you need a new upstream ?

Bastien

> 	Thomas