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import/cran: Add vignette builder to native inputs. 

* guix/import/cran.scm (needs-knitr?): New procedure.
(description->package): Use it.
This commit is contained in:
Ricardo Wurmus 2020-03-07 19:30:51 +01:00
parent 67133278ec
commit c363722e81
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1 changed files with 7 additions and 2 deletions
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9
guix/import/cran.scm
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@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015, 2016, 2017, 2018, 2019 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2015, 2016, 2017, 2018, 2019, 2020 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2015, 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
@ -385,6 +385,9 @@ reference the pkg-config tool."
(tarball-needs-pkg-config? thing)
(directory-needs-pkg-config? thing)))
(define (needs-knitr? meta)
(member "knitr" (listify meta "VignetteBuilder")))
;; XXX adapted from (guix scripts hash)
(define (file-hash file select? recursive?)
;; Compute the hash of FILE.
@ -486,7 +489,9 @@ from the alist META, which was derived from the R package's DESCRIPTION file."
`(,@(if (needs-fortran? source (not git?))
'("gfortran") '())
,@(if (needs-pkg-config? source (not git?))
'("pkg-config") '()))
'("pkg-config") '())
,@(if (needs-knitr? meta)
'("r-knitr") '()))
'native-inputs)
(home-page ,(if (string-null? home-page)
(string-append base-url name)