Luke Granger-Brown
57725ef3ec
git-subtree-dir: third_party/nixpkgs git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
52 lines
2.3 KiB
Scheme
52 lines
2.3 KiB
Scheme
;; A simple script that adds each file given from the command-line into the
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;; store and checks them if it's the same.
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(use-modules (guix)
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(srfi srfi-1)
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(ice-9 ftw)
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(rnrs io ports))
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;; This is based from tests/derivations.scm from Guix source code.
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(define* (directory-contents dir #:optional (slurp get-bytevector-all))
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"Return an alist representing the contents of DIR"
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(define prefix-len (string-length dir))
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(sort (file-system-fold (const #t)
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(lambda (path stat result)
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(alist-cons (string-drop path prefix-len)
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(call-with-input-file path slurp)
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result))
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(lambda (path stat result) result)
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(lambda (path stat result) result)
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(lambda (path stat result) result)
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(lambda (path stat errno result) result)
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'()
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dir)
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(lambda (e1 e2)
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(string<? (car e1) (car e2)))))
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(define* (check-if-same store drv path)
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"Check if the given path and its store item are the same"
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(let* ((filetype (stat:type (stat drv))))
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(case filetype
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((regular)
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(and (valid-path? store drv)
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(equal? (call-with-input-file path get-bytevector-all)
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(call-with-input-file drv get-bytevector-all))))
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((directory)
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(and (valid-path? store drv)
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(equal? (directory-contents path)
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(directory-contents drv))))
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(else #f))))
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(define* (add-and-check-item-to-store store path)
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"Add PATH to STORE and check if the contents are the same"
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(let* ((store-item (add-to-store store
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(basename path)
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#t "sha256" path))
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(is-same (check-if-same store store-item path)))
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(if (not is-same)
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(exit 1))))
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(with-store store
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(map (lambda (path)
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(add-and-check-item-to-store store (readlink* path)))
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(cdr (command-line))))
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