Re: Turning of C++ detection on latest alpha

[Samuel Meder]

On Thu, 14 Mar 2002,  wrote:

> On Thu, 14 Mar 2002, Kevin Ryde wrote:
> 
> > Samuel Meder <address@hidden> writes:
> > >
> > > Passing a empty with_tags does only turn of the GCJ stuff. C++
> > > detection is still done.
> > 
> > Oops, I forgot the key is to have AC_PROG_CXX and AC_PROG_CXXCPP
> > expanded, but only executed when desired.  The dead hand of AC_REQUIRE
> > I suspect :-).
> > 
> > Actual example below.  No c++ probes,
> > 
> >     ./configure
> > 
> > unless enabled,
> > 
> >     ./configure --enable-cxx
> > 
> > As I say, dunno if this is the right way, but it gets something like
> > the right effect.
> 
> 
> Ok that did work. I've looked at it quite a bit and honestly, I don't
> really understand how this works, but maybe I just need a deeper
> understanding of what autoconf does.
> 

Actually, in the end that didn't work, it seems to break building
shared libs (don't know why yet). I have to say, this stuff is pretty
fragile. 

/Sam