import: opam: Use dune-build-system when possible.

* guix/import/opam.scm (opam->guix-package): Detect when dune can be used.
This commit is contained in:
Julien Lepiller 2019-04-03 20:19:24 +02:00
parent 3e159dd0a4
commit 7b1c7ecdfb
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@ -247,39 +247,55 @@ (define (opam->guix-package name)
(url-dict (metadata-ref opam-content "url"))
(source-url (metadata-ref url-dict "src"))
(requirements (metadata-ref opam-content "depends"))
(dependencies (dependency-list->names requirements))
(dependencies (filter
(lambda (name)
(not (member name '("dune" "jbuilder"))))
(dependency-list->names requirements)))
(native-dependencies (depends->native-inputs requirements))
(inputs (dependency-list->inputs (depends->inputs requirements)))
(native-inputs (dependency-list->inputs (depends->native-inputs requirements))))
(call-with-temporary-output-file
(lambda (temp port)
(and (url-fetch source-url temp)
(values
`(package
(name ,(ocaml-name->guix-name name))
(version ,(if (string-prefix? "v" version)
(substring version 1)
version))
(source
(origin
(method url-fetch)
(uri ,source-url)
(sha256 (base32 ,(guix-hash-url temp)))))
(build-system ocaml-build-system)
,@(if (null? inputs)
'()
`((inputs ,(list 'quasiquote inputs))))
,@(if (null? native-inputs)
'()
`((native-inputs ,(list 'quasiquote native-inputs))))
,@(if (equal? name (guix-name->opam-name (ocaml-name->guix-name name)))
'()
`((properties
,(list 'quasiquote `((upstream-name . ,name))))))
(home-page ,(metadata-ref opam-content "homepage"))
(synopsis ,(metadata-ref opam-content "synopsis"))
(description ,(metadata-ref opam-content "description"))
(license #f))
dependencies))))))
(native-inputs (dependency-list->inputs
;; Do not add dune nor jbuilder since they are
;; implicit inputs of the dune-build-system.
(filter
(lambda (name)
(not (member name '("dune" "jbuilder"))))
native-dependencies))))
;; If one of these are required at build time, it means we
;; can use the much nicer dune-build-system.
(let ((use-dune? (or (member "dune" native-dependencies)
(member "jbuilder" native-dependencies))))
(call-with-temporary-output-file
(lambda (temp port)
(and (url-fetch source-url temp)
(values
`(package
(name ,(ocaml-name->guix-name name))
(version ,(if (string-prefix? "v" version)
(substring version 1)
version))
(source
(origin
(method url-fetch)
(uri ,source-url)
(sha256 (base32 ,(guix-hash-url temp)))))
(build-system ,(if use-dune?
'dune-build-system
'ocaml-build-system))
,@(if (null? inputs)
'()
`((inputs ,(list 'quasiquote inputs))))
,@(if (null? native-inputs)
'()
`((native-inputs ,(list 'quasiquote native-inputs))))
,@(if (equal? name (guix-name->opam-name (ocaml-name->guix-name name)))
'()
`((properties
,(list 'quasiquote `((upstream-name . ,name))))))
(home-page ,(metadata-ref opam-content "homepage"))
(synopsis ,(metadata-ref opam-content "synopsis"))
(description ,(metadata-ref opam-content "description"))
(license #f))
dependencies)))))))
(define (opam-recursive-import package-name)
(recursive-import package-name #f