import/cran: Allow custom license prefix.

* guix/import/cran.scm (string-licenses): Add license-prefix argument.
(string->license): Ditto.
(description->package): Ditto.
(cran->guix-package): Ditto.
(cran-recursive-import): Ditto.
* guix/scripts/import/cran.scm (%options): Add new option -p/--license-prefix.
(show-help): Document it.
(parse-options): Pass it to importer.
* doc/guix.texi (Invoking guix import): Document it.
This commit is contained in:
Lars-Dominik Braun 2022-10-18 12:45:15 +02:00 committed by Ricardo Wurmus
parent 3c24da4260
commit d57dd25d38
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3 changed files with 45 additions and 19 deletions

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@ -13499,6 +13499,10 @@ definitions are to be appended to existing user modules, as the list of
used package modules need not be changed. The default is
@option{--style=variable}.
When @option{--prefix=license:} is added, the importer will prefix
license atoms with @code{license:}, allowing a prefixed import of
@code{(guix licenses)}.
When @option{--archive=bioconductor} is added, metadata is imported from
@uref{https://www.bioconductor.org/, Bioconductor}, a repository of R
packages for the analysis and comprehension of high-throughput

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@ -83,16 +83,16 @@
(define %input-style
(make-parameter 'variable)) ; or 'specification
(define (string->licenses license-string)
(define (string->licenses license-string license-prefix)
(let ((licenses
(map string-trim-both
(string-tokenize license-string
(char-set-complement (char-set #\|))))))
(string->license licenses)))
(string->license licenses license-prefix)))
(define string->license
(let ((prefix identity))
(match-lambda
(define (string->license license-string license-prefix)
(let ((prefix license-prefix))
(match license-string
("AGPL-3" (prefix 'agpl3))
("AGPL (>= 3)" (prefix 'agpl3+))
("Artistic-2.0" (prefix 'artistic2.0))
@ -138,8 +138,8 @@
("MIT + file LICENSE" (prefix 'expat))
("file LICENSE"
`(,(prefix 'fsdg-compatible) "file://LICENSE"))
((x) (string->license x))
((lst ...) `(list ,@(map string->license lst)))
((x) (string->license x license-prefix))
((lst ...) `(list ,@(map (cut string->license <> license-prefix) lst)))
(unknown `(,(prefix 'fsdg-compatible) ,unknown)))))
(define (description->alist description)
@ -508,7 +508,7 @@ reference the pkg-config tool."
(define (needs-knitr? meta)
(member "knitr" (listify meta "VignetteBuilder")))
(define (description->package repository meta)
(define* (description->package repository meta #:key (license-prefix identity))
"Return the `package' s-expression for an R package published on REPOSITORY
from the alist META, which was derived from the R package's DESCRIPTION file."
(let* ((base-url (case repository
@ -528,7 +528,7 @@ from the alist META, which was derived from the R package's DESCRIPTION file."
(name (assoc-ref meta "Package"))
(synopsis (assoc-ref meta "Title"))
(version (assoc-ref meta "Version"))
(license (string->licenses (assoc-ref meta "License")))
(license (string->licenses (assoc-ref meta "License") license-prefix))
;; Some packages have multiple home pages. Some have none.
(home-page (case repository
((git) (assoc-ref meta 'git))
@ -644,31 +644,38 @@ from the alist META, which was derived from the R package's DESCRIPTION file."
(define cran->guix-package
(memoize
(lambda* (package-name #:key (repo 'cran) version #:allow-other-keys)
(lambda* (package-name #:key (repo 'cran) version (license-prefix identity)
#:allow-other-keys)
"Fetch the metadata for PACKAGE-NAME from REPO and return the `package'
s-expression corresponding to that package, or #f on failure."
(let ((description (fetch-description repo package-name version)))
(if description
(description->package repo description)
(description->package repo description
#:license-prefix license-prefix)
(case repo
((git)
;; Retry import from Bioconductor
(cran->guix-package package-name #:repo 'bioconductor))
(cran->guix-package package-name #:repo 'bioconductor
#:license-prefix license-prefix))
((hg)
;; Retry import from Bioconductor
(cran->guix-package package-name #:repo 'bioconductor))
(cran->guix-package package-name #:repo 'bioconductor
#:license-prefix license-prefix))
((bioconductor)
;; Retry import from CRAN
(cran->guix-package package-name #:repo 'cran))
(cran->guix-package package-name #:repo 'cran
#:license-prefix license-prefix))
(else
(values #f '()))))))))
(define* (cran-recursive-import package-name #:key (repo 'cran) version)
(define* (cran-recursive-import package-name #:key (repo 'cran) version
(license-prefix identity))
(recursive-import package-name
#:version version
#:repo repo
#:repo->guix-package cran->guix-package
#:guix-name cran-guix-name))
#:guix-name cran-guix-name
#:license-prefix license-prefix))
;;;

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@ -53,6 +53,9 @@ Import and convert the CRAN package for PACKAGE-NAME.\n"))
(display (G_ "
-s, --style=STYLE choose output style, either specification or variable"))
(display (G_ "
-p, --license-prefix=PREFIX
add custom prefix to licenses"))
(display (G_ "
-V, --version display version information and exit"))
(newline)
(show-bug-report-information))
@ -74,6 +77,10 @@ Import and convert the CRAN package for PACKAGE-NAME.\n"))
(lambda (opt name arg result)
(alist-cons 'style (string->symbol arg)
(alist-delete 'style result))))
(option '(#\p "license-prefix") #t #f
(lambda (opt name arg result)
(alist-cons 'license-prefix arg
(alist-delete 'license-prefix result))))
(option '(#\r "recursive") #f #f
(lambda (opt name arg result)
(alist-cons 'recursive #t result)))
@ -95,7 +102,13 @@ Import and convert the CRAN package for PACKAGE-NAME.\n"))
(('argument . value)
value)
(_ #f))
(reverse opts))))
(reverse opts)))
(prefix (assoc-ref opts 'license-prefix))
(prefix-proc (if (string? prefix)
(lambda (symbol)
(string->symbol
(string-append prefix (symbol->string symbol))))
identity)))
(parameterize ((%input-style (assoc-ref opts 'style)))
(match args
((spec)
@ -107,11 +120,13 @@ Import and convert the CRAN package for PACKAGE-NAME.\n"))
(filter identity
(cran-recursive-import name
#:version version
#:repo (or (assoc-ref opts 'repo) 'cran)))))
#:repo (or (assoc-ref opts 'repo) 'cran)
#:license-prefix prefix-proc))))
;; Single import
(let ((sexp (cran->guix-package name
#:version version
#:repo (or (assoc-ref opts 'repo) 'cran))))
#:repo (or (assoc-ref opts 'repo) 'cran)
#:license-prefix prefix-proc)))
(unless sexp
(leave (G_ "failed to download description for package '~a'~%")
name))