;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015, 2022 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (test-cpio)
  #:use-module (guix cpio)
  #:use-module (guix tests)
  #:use-module ((guix build utils) #:select (which))
  #:use-module ((guix utils) #:select (call-with-temporary-output-file))
  #:use-module (ice-9 match)
  #:use-module (ice-9 popen)
  #:use-module (rnrs io ports)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26)
  #:use-module (srfi srfi-64))

(define %cpio-program
  (which "cpio"))

(define %test-file
  (search-path %load-path "guix.scm"))


(test-begin "cpio")

;; The cpio format expects 'ino' to fit in 32 bits.  If we have a bigger inode
;; number, skip this test.
(test-skip
 (if (>= (stat:ino (lstat %test-file)) (expt 2 32)) 1 0))
(test-assert "file->cpio-header + write-cpio-header + read-cpio-header"
  (let* ((header (file->cpio-header %test-file)))
    (call-with-values
        (lambda ()
          (open-bytevector-output-port))
      (lambda (port get-bv)
        (write-cpio-header header port)
        (let ((port (open-bytevector-input-port (get-bv))))
          (equal? header (read-cpio-header port)))))))

(unless %cpio-program (test-skip 1))
(test-assert "bit-identical to GNU cpio's output"
  (call-with-temporary-output-file
   (l;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2016, 2017, 2018 Ludovic Courtès &lt;ludo@gnu.org&gt;
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see &lt;http://www.gnu.org/licenses/&gt;.

;;;
;;; Check whether important binaries are available.
;;;

(use-modules (guix store)
             (guix grafts)
             (guix packages)
             (guix derivations)
             (guix ui)
             (gnu packages commencement)
             (ice-9 match)
             (srfi srfi-1)
             (srfi srfi-26))

(define (final-inputs store system)
  &quot;Return the list of outputs directories of the final inputs for SYSTEM.&quot;
  (append-map (match-lambda
                ((or (name package) (name package _))
                 (let ((drv (package-derivation store package system)))
                   ;; Libc&apos;s &apos;debug&apos; output refers to gcc-cross-boot0, but it&apos;s
                   ;; hard to avoid, so we tolerate it.  This should be the
                   ;; only exception.  Likewise, &apos;bash:include&apos; depends on
                   ;; bootstrap-binaries via its &apos;Makefile.inc&apos; (FIXME).
                   (filter-map (match-lambda
                                 ((&quot;debug&quot; . directory)
                                  (if (string=? &quot;glibc&quot; (package-name package))
                                      #f
                                      directory))
                                 ((&quot;include&quot; . directory)
                                  (if (string=? &quot;bash&quot; (package-name package))
                                      #f
                                      directory))
                                 ((_ . directory) directory))
                               (derivation-&gt;output-paths drv)))))
              %final-inputs))

(define (assert-valid-substitute substitute)
  &quot;Make sure SUBSTITUTE does not refer to any bootstrap inputs, and bail out
if it does.&quot;
  (let ((references (substitutable-references substitute)))
    (when (any (cut string-contains &lt;&gt; &quot;boot&quot;) references)
      (leave (G_ &quot;&apos;~a&apos; refers to bootstrap inputs: ~s~%&quot;)
             (substitutable-path substitute) references))))

(define (test-final-inputs store system)
  &quot;Check whether the final inputs for SYSTEM are clean---i.e., they don&apos;t
refer to the bootstrap tools.&quot;
  (format #t &quot;checking final inputs for &apos;~a&apos;...~%&quot; system)
  (let* ((inputs    (final-inputs store system))
         (available (substitutable-path-info store inputs)))
    (for-each (lambda (dir)
                (unless (find (lambda (substitute)
                                (string=? (substitutable-path substitute)
                                          dir))
                              available)
                  (leave (G_ &quot;~a (system: ~a) has no substitute~%&quot;)
                         dir system)))
              inputs)

    (for-each assert-valid-substitute available)))

;; Entry point.
(with-store store
  (parameterize ((%graft? #f))
    (set-build-options store #:use-substitutes? #t)

    (for-each (cut test-final-inputs store &lt;&gt;)
              %cuirass-supported-systems)))
</pre>
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