Re: Package version at build side

[Eric Bavier]

Andreas Enge writes:

> Hello,
>
> for kdelibs, I need to pass the version of the input docbook-xsl as
> a configure flag. So I added something like
>
>        #:configure-flags
>         (list "-DCMAKE_VERBOSE_MAKEFILE=ON" ; for debugging
>               (let ((docbook-xsl (assoc-ref %build-inputs "docbook-xsl")))
>                 (string-append "-DDOCBOOKXSL_DIR="
>                                docbook-xsl
>                                "/xml/xsl/docbook-xsl-"
>                                (package-version docbook-xsl)
>                                "/")))
[...]
> Is there a simpler solution?

You should be able to do this by quasi-quoting the list and unquoting
package-version.  See e.g. the definition of maxima in maths.scm:891.

-- 
Eric Bavier

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