Re: Building many packages in order

[Hartmut Goebel <h.goebel@crazy-compilers.com>]

Am 24.10.2016 um 15:56 schrieb Ricardo Wurmus:
> Here’s what I do to rebuild all bioconductor packages:
>
>
> guix build -e '((@@ (gnu packages) fold-packages)
>                 (lambda (pkg acc)
>                   (if ((@@ (guix import cran) bioconductor-package?) pkg)
>                       (cons pkg acc)
>                       acc))
>                 (list))'
>
> “fold-packages” takes a procedure that accumulates a list of packages.
> It takes the current package and the list of accumulated packages so
> far.  Here I’m using “bioconductor-package?” as a predicate, but you
> could use something else in its place (e.g. a procedure testing the
> package name).

Thanks for sharing this. Since I'm not a guile hacker, I'll stay with my
bash-script, even if it is not that performant :-)

-- 
Regards
Hartmut Goebel

| Hartmut Goebel          | h.goebel@crazy-compilers.com               |
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