Re: octave3.2 FTBFS on powerpc

[Kurt Roeckx <kurt@roeckx.be>]

On Sun, Jun 07, 2009 at 07:41:35PM +0200, Rafael Laboissiere wrote:
> The octave3.2 package failed to build from source on powerpc [1] with the
> following error:
> 
>     The following packages have unmet dependencies:
>       libarpack2-dev: Depends: libarpack2 but it is not going to be installed
>     E: Broken packages
>   
> Indeed, libarpack2 is broken on powerpc because of a lacking libopenmpi1
> dependency.  If I understand it correctly, the bin-NMU 2.1+parpack96.dfsg-2+b1
> of the arpack package was intended to remedy this, but it also FTBFS [2] with:
> 
>     Setting up libopenmpi-dev (1.3.2-2) ...
>     update-alternatives: error: alternative mpicc can't be slave of mpi: it is a master alternative.

This is caused by left over alternatives in the buildd chroot from
an earlier package.  There is some bug open about it.  But it's
unclear what exactly caused this.

> I simply do not understand the error message above.  Perhaps we should
> just try the bin-NMU again.  At any rate, I think tht the following would
> be appropriate:
> 
>     dw octave3.2_3.2.0-1 . powerpc . -m 'arpack (>= 2.1+parpack96.dfsg-2+b1)' 

I've done that.


Kurt