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store: 'path-info-deriver' is #f when there is no deriver.

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* guix/store.scm (read-path-info): Use #f when we get the empty string
for DERIVER.
* guix/scripts/publish.scm (narinfo-string): Adjust accordingly.
* tests/store.scm ("path-info-deriver"): New test.
This commit is contained in:
Ludovic Courtès 2016-02-26 23:14:28 +01:00
parent acb01e3746
commit 22572d56cb
3 changed files with 20 additions and 3 deletions
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2
guix/scripts/publish.scm
View file

@ -164,7 +164,7 @@ References: ~a~%"
store-path url hash size references))
;; Do not render a "Deriver" or "System" line if we are rendering
;; info for a derivation.
(info (if (string-null? deriver)
(info (if (not deriver)
base-info
(catch 'system-error
(lambda ()

6
guix/store.scm
View file

@ -242,14 +242,16 @@
(define-record-type <path-info>
(path-info deriver hash references registration-time nar-size)
path-info?
(deriver path-info-deriver)
(deriver path-info-deriver) ;string | #f
(hash path-info-hash)
(references path-info-references)
(registration-time path-info-registration-time)
(nar-size path-info-nar-size))
(define (read-path-info p)
(let ((deriver (read-store-path p))
(let ((deriver (match (read-store-path p)
("" #f)
(x x)))
(hash (base16-string->bytevector (read-string p)))
(refs (read-store-path-list p))
(registration-time (read-int p))

15
tests/store.scm
View file

@ -856,6 +856,21 @@
(string->utf8
(call-with-output-string (cut write-file item <>))))))))
(test-assert "path-info-deriver"
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:inputs `((,b) (,s))))
(o (derivation->output-path d)))
(and (build-derivations %store (list d))
(not (path-info-deriver (query-path-info %store b)))
(string=? (derivation-file-name d)
(path-info-deriver (query-path-info %store o))))))
(test-end "store")