@@ -3,7 +3,7 @@
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2016 Alex Sassmannshausen <alex@pompo.co>
;;; Copyright © 2017, 2018 Tobias Geerinckx-Rice <me@tobias.gr>
-;;; Copyright © 2020, 2021 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020, 2021, 2023 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2022 Hartmut Goebel <h.goebel@crazy-compilers.com>
;;;
;;; This file is part of GNU Guix.
@@ -222,56 +222,73 @@ (define core-module?
first perl-version last))))
(loop)))))))))))
+(define (cpan-name->downstream-name name)
+ "Return the Guix package name corresponding to NAME."
+ (if (string-prefix? "perl-" name)
+ (string-downcase name)
+ (string-append "perl-" (string-downcase name))))
+
+(define (cran-dependency->upstream-input dependency)
+ "Return the <upstream-input> corresponding to DEPENDENCY, or #f if
+DEPENDENCY denotes an implicit or otherwise unnecessary dependency."
+ (match (cpan-dependency-module dependency)
+ ("perl" #f) ;implicit dependency
+ (module
+ (let ((type (match (cpan-dependency-phase dependency)
+ ((or 'configure 'build 'test)
+ ;; "runtime" may also be needed here. See
+ ;; https://metacpan.org/pod/CPAN::Meta::Spec#Phases,
+ ;; which says they are required during
+ ;; building. We have not yet had a need for
+ ;; cross-compiled Perl modules, however, so
+ ;; we leave it out.
+ 'native)
+ ('runtime
+ 'propagated)
+ (_
+ #f))))
+ (and type
+ (not (core-module? module)) ;expensive call!
+ (upstream-input
+ (name (module->dist-name module))
+ (downstream-name (cpan-name->downstream-name name))
+ (type type)))))))
+
+(define (cpan-module-inputs release)
+ "Return the list of <upstream-input> for dependencies of RELEASE, a
+<cpan-release>."
+ (define (upstream-input<? a b)
+ (string<? (upstream-input-downstream-name a)
+ (upstream-input-downstream-name b)))
+
+ (sort (delete-duplicates
+ (filter-map cran-dependency->upstream-input
+ (cpan-release-dependencies release)))
+ upstream-input<?))
+
(define (cpan-module->sexp release)
"Return the 'package' s-expression for a CPAN module from the release data
in RELEASE, a <cpan-release> record."
(define name
(cpan-release-distribution release))
- (define (guix-name name)
- (if (string-prefix? "perl-" name)
- (string-downcase name)
- (string-append "perl-" (string-downcase name))))
-
(define version (cpan-release-version release))
(define source-url (cpan-source-url release))
- (define (convert-inputs phases)
- ;; Convert phase dependencies into a list of name/variable pairs.
- (match (filter-map (lambda (dependency)
- (and (memq (cpan-dependency-phase dependency)
- phases)
- (cpan-dependency-module dependency)))
- (cpan-release-dependencies release))
- ((inputs ...)
- (sort
- (delete-duplicates
- ;; Listed dependencies may include core modules. Filter those out.
- (filter-map (match-lambda
- ("perl" #f) ;implicit dependency
- ((? core-module?) #f)
- (module
- (let ((name (guix-name (module->dist-name module))))
- (list name
- (list 'unquote (string->symbol name))))))
- inputs))
- (lambda args
- (match args
- (((a _ ...) (b _ ...))
- (string<? a b))))))))
-
- (define (maybe-inputs guix-name inputs)
+ (define (maybe-inputs input-type inputs)
(match inputs
(()
'())
((inputs ...)
- (list (list guix-name
- (list 'quasiquote inputs))))))
+ `((,input-type (list ,@(map (compose string->symbol
+ upstream-input-downstream-name)
+ inputs)))))))
(let ((tarball (with-store store
- (download-to-store store source-url))))
+ (download-to-store store source-url)))
+ (inputs (cpan-module-inputs release)))
`(package
- (name ,(guix-name name))
+ (name ,(cpan-name->downstream-name name))
(version ,version)
(source (origin
(method url-fetch)
@@ -281,14 +298,11 @@ (define (cpan-module->sexp release)
,(bytevector->nix-base32-string (file-sha256 tarball))))))
(build-system perl-build-system)
,@(maybe-inputs 'native-inputs
- ;; "runtime" may also be needed here. See
- ;; https://metacpan.org/pod/CPAN::Meta::Spec#Phases,
- ;; which says they are required during building. We
- ;; have not yet had a need for cross-compiled perl
- ;; modules, however, so we leave it out.
- (convert-inputs '(configure build test)))
+ (filter (upstream-input-type-predicate 'native)
+ inputs))
,@(maybe-inputs 'propagated-inputs
- (convert-inputs '(runtime)))
+ (filter (upstream-input-type-predicate 'propagated)
+ inputs))
(home-page ,(cpan-home name))
(synopsis ,(cpan-release-abstract release))
(description fill-in-yourself!)
@@ -1,7 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2016 Alex Sassmannshausen <alex@pompo.co>
-;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020, 2023 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -64,7 +64,6 @@ (define test-source
(test-begin "cpan")
(test-assert "cpan->guix-package"
- ;; Replace network resources with sample data.
(with-http-server `((200 ,test-json)
(200 ,test-source)
(200 "{ \"distribution\" : \"Test-Script\" }"))
@@ -82,9 +81,7 @@ (define test-source
('base32
(? string? hash)))))
('build-system 'perl-build-system)
- ('propagated-inputs
- ('quasiquote
- (("perl-test-script" ('unquote 'perl-test-script)))))
+ ('propagated-inputs ('list 'perl-test-script))
('home-page "https://metacpan.org/release/Foo-Bar")
('synopsis "Fizzle Fuzz")
('description 'fill-in-yourself!)