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build-system/perl: Lazily resolve (gnu packages perl).

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* guix/build-system/perl.scm (default-perl): New procedure.
  (perl-build): Use it.
This commit is contained in:
Ludovic Courtès 2013-10-12 22:28:15 +02:00
parent 0ad7da1e90
commit b421cebd6a
1 changed files with 8 additions and 1 deletions
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9
guix/build-system/perl.scm
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@ -35,9 +35,16 @@
;;
;; Code:
(define (default-perl)
"Return the default Perl package."
;; Do not use `@' to avoid introducing circular dependencies.
(let ((module (resolve-interface '(gnu packages perl))))
(module-ref module 'perl)))
(define* (perl-build store name source inputs
#:key
(perl (@ (gnu packages perl) perl))
(perl (default-perl))
(search-paths '())
(tests? #t)
(make-maker-flags ''())