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packages: Make sure the patch inputs are not #f.

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Fixes build issues whereby #:inputs would be #f.  See
<http://hydra.gnu.org/build/320333/nixlog/4/tail-reload>.

* guix/packages.scm (patch-and-repack): #:input defaults to #f.
  [lookup-input]: When INPUTS is #f, use (%standard-patch-inputs).
This commit is contained in:
Ludovic Courtès 2015-03-21 22:07:11 +01:00
parent ec3b1c575d
commit a158484db4
1 changed files with 9 additions and 5 deletions
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14
guix/packages.scm
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@ -353,7 +353,7 @@ (define* (default-guile-derivation #:optional (system (%current-system)))
(define* (patch-and-repack source patches
#:key
(inputs (%standard-patch-inputs))
inputs
(snippet #f)
(flags '("-p1"))
(modules '())
@ -371,10 +371,14 @@ (define source-file-name
(derivation->output-path source)
source))
(define (lookup-input name)
(match (assoc-ref inputs name)
((package) package)
(#f #f)))
(define lookup-input
;; The default value of the 'patch-inputs' field, and thus INPUTS is #f,
;; so deal with that.
(let ((inputs (or inputs (%standard-patch-inputs))))
(lambda (name)
(match (assoc-ref inputs name)
((package) package)
(#f #f)))))
(define decompression-type
(cond ((string-suffix? "gz" source-file-name) "gzip")