[Haskell-beginners] problem cabal install'ing hmatrix

[Erik Quaeghebeur]

>>  Original message:
>> > > 
>> > >   $ cabal install hmatrix
>> > >   Resolving dependencies...
>> > >   Configuring hmatrix-0.5.1.1...
>> > >   Preprocessing library hmatrix-0.5.1.1...
>> > >   running dist/build/Numeric/GSL/Special/Internal_hsc_make failed
>> > >   command was: dist/build/Numeric/GSL/Special/Internal_hsc_make
>> > > >   dist/build/Numeric/GSL/Special/Internal.hs
>> > >   cabal: Error: some packages failed to install:
>> > >   hmatrix-0.5.1.1 failed during the building phase. The exception was:
>> > >   exit: ExitFailure 1
>> > > 
>> > >   What should I do to diagnose/resolve this problem?

On Thu, 23 Apr 2009, Alberto Ruiz wrote:
>
> Probably a dependency not mentionend in extra-libraries is missing. There is 
> not a standard way to link -llapack. For instance, in Ubuntu/Debian we only 
> need gsl and lapack:
>
> $ ld -lgsl -llapack
> ld: warning: cannot find entry symbol _start; not setting start address
>
> This means that everything is ok, but in other systems we may also need some 
> of -l[gsl]cblas, -lgfortran, or -lf77blas, -latlas, -lgcc_s, etc.
>
> Try to find the correct libraries with
>
> $ ld -lgsl -llapack -lgslcblas

# ld -lgsl -llapack -lgslcblas
ld: warning: cannot find entry symbol _start; not setting start address

> or other combinations, and modify the extra-libraries field in hmatrix.cabal. 
> In any case, I will try to add cabal flags to cover common situations. (There 
> is also a possible issue with ghc-6.8 that must be fixed, but the library 
> should work ok with 6.10).

# ghc --version
The Glorious Glasgow Haskell Compilation System, version 6.8.2


It seems we still don't know the cause; any more things I can do to 
diagnose?

I'll also investigate the possibilities of resolving this issue by using 
the gentoo haskell overlay or non-stable versions of ghc (6.10) in 
Gentoo's repository.

Erik