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grafts: Preserve empty directories when grafting.

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* guix/build/graft.scm (rewrite-directory)[rewrite-leaf]: Add case for
'directory.
Pass #:directories? #t to 'find-files'.
This commit is contained in:
Ludovic Courtès 2016-05-20 22:11:56 +02:00
parent 30d4bc0434
commit cf8b312d18
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GPG Key ID: 090B11993D9AEBB5
2 changed files with 28 additions and 1 deletions
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5
guix/build/graft.scm
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@ -115,6 +115,8 @@ file name pairs."
(replace-store-references input output mapping
store)
(chmod output (stat:perms stat))))))))
((directory)
(mkdir-p dest))
(else
(error "unsupported file type" stat)))))
@ -124,6 +126,7 @@ file name pairs."
(umask #o022)
(n-par-for-each (parallel-job-count)
rewrite-leaf (find-files directory)))
rewrite-leaf (find-files directory (const #t)
#:directories? #t)))
;;; graft.scm ends here

24
tests/grafts.scm
View File

@ -127,6 +127,30 @@
(list one two dep)
(references %store dep)))))))
(test-assert "graft-derivation, preserve empty directories"
(run-with-store %store
(mlet* %store-monad ((fake (text-file "bash" "Fake bash."))
(graft -> (graft
(origin %bash)
(replacement fake)))
(drv (gexp->derivation
"to-graft"
#~(begin
(use-modules (guix build utils))
(mkdir-p (string-append #$output
"/a/b/c/d"))
(symlink #$%bash
(string-append #$output
"/bash")))
#:modules '((guix build utils))))
(grafted ((store-lift graft-derivation) drv
(list graft)))
(_ (built-derivations (list grafted)))
(out -> (derivation->output-path grafted)))
(return (and (string=? (readlink (string-append out "/bash"))
fake)
(file-is-directory? (string-append out "/a/b/c/d")))))))
(test-assert "graft-derivation, no dependencies on grafted output"
(run-with-store %store
(mlet* %store-monad ((fake (text-file "bash" "Fake bash."))