Re: [PATCH] gnu: Add ghc-cpphs.

[ericbavier]

From: Eric Bavier <address@hidden>

> * gnu/packages/haskell.scm (ghc-cpphs): New variable.
> ---
>  gnu/packages/haskell.scm | 31 +++++++++++++++++++++++++++++++
>  1 file changed, 31 insertions(+)
> 
> diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
> index aa038e4..cd2456d 100644
> --- a/gnu/packages/haskell.scm
> +++ b/gnu/packages/haskell.scm
> @@ -413,6 +413,37 @@ are no options for manipulating the reflected 
> expressions beyond showing
>  them.")
>      (license bsd-3)))
>  
> +(define-public ghc-cpphs
> +  (package
> +    (name "ghc-cpphs")

We should probably name this package "cpphs".

> +    (version "1.19.3")
> +    (source
> +     (origin
> +       (method url-fetch)
> +       (uri (string-append
> +             "http://hackage.haskell.org/package/cpphs/cpphs-";
> +             version
> +             ".tar.gz"))
> +       (sha256
> +        (base32
> +         "1njpmxgpah5pcqppcl1cxb5xicf6xlqrd162qm12khp9hainlm72"))))
> +    (build-system haskell-build-system)
> +    (propagated-inputs
> +     `(("ghc-polyparse" ,ghc-polyparse)
> +       ("ghc-old-locale" ,ghc-old-locale)
> +       ("ghc-old-time" ,ghc-old-time)))
> +    (home-page "http://projects.haskell.org/cpphs/";)
> +    (synopsis
> +     "Liberalised re-implementation of cpp, the C pre-processor")
> +    (description
> +     "Cpphs is a re-implementation of the C pre-processor that is both more
> +compatible with Haskell, and itself written in Haskell so that it can be
> +distributed with compilers.  This version of the C pre-processor is
> +pretty-much feature-complete and compatible with traditional (K&R)
> +pre-processors.  Additional features include: a plain-text mode; an option to
> +unlit literate code files; and an option to turn off macro-expansion.")
> +    (license lgpl2.1)))

It looks to me as if the library portions are under the lgpl2.1+ (the '+'
because they specify no version), and the executable 'cpphs' is under the
gpl3+ (again, because no version is specified in the source), so both licenses
should be listed.

`~Eric

> +
>  (define-public ghc-reflection
>    (package
>      (name "ghc-reflection")
> -- 
> 2.5.0
>