need help building octave

William Davis frstan at
Wed Nov 7 13:12:43 PST 2007

On Nov 7, 2007, at 3:03 PM, Brent Fulgham wrote:

> This looks like something that will have to be corrected by the  
> Octave authors:
>>> .macports.org_release_ports_lang_gcc40/work/gcc-4.0.4/gcc/config/
>>> rs6000/host-darwin.c:
>>> In function 'darwin_rs6000_extra_signals':
>>> /opt/local/var/macports/build/
>>> _opt_local_var_macports_sources_rsync
>>> .macports.org_release_ports_lang_gcc40/work/gcc-4.0.4/gcc/config/
>>> rs6000/host-darwin.c:130:
>>> warning: passing argument 1 of 'sigaltstack' from incompatible
> pointer
>>> type
>>> make[2]: *** [host-darwin.o] Error 1
> The Leopard release involved some changes in the signal handling  
> internals, which generate these kinds of errors.  I created some  
> patches for Erlang, SML/NJ, and so forth to deal with it but I  
> haven't looked at Octave.
> It is worth checking with the main Octave site to see if they have  
> released any updates; most likely, other Leopard users have already  
> complained to them about this problem.
> Thanks,
> -Brent

The reason I asked about using port selfupdate was the references to  
gcc-4.04.  My own installation shows gcc-4.2 as the dependency.  Which  
is not to say, the sigaltstack error is not the fatal one.   Still I  
wonder about the gcc version your installation wants to use.......

William Davis
Mac OS X.5.0 Darwin 9.0.0
Mac Mini Intel Duo @ 1.86 GHz

Mundus vult decepi, ego non

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