;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015 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/>.

;;;
;;; Check whether important binaries are available at hydra.gnu.org.
;;;

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

(define (final-inputs store system)
  "Return the list of outputs directories of the final inputs for SYSTEM."
  (append-map (match-lambda
               ((name package)
                (let ((drv (package-derivation store package system)))
                  ;; Libc's 'debug' output refers to gcc-cross-boot0, but it's
                  ;; hard to avoid, so we tolerate it.  This should be the
                  ;; only exception.
                  (filter-map (match-lambda
                               (("debug" . directory)
                                (if (string=? "glibc" (package-name package))
                                    #f
                                    directory))
                               ((_ . directory) directory))
                              (derivation->output-paths drv)))))
              %final-inputs))

(define (assert-valid-substitute substitute)
  "Make sure SUBSTITUTE does not refer to any bootstrap inputs, and bail out
if it does."
  (let ((references (substitutable-references substitute)))
    (when (any (cut string-contains <> "boot") references)
      (leave (_ "'~a' refers to bootstrap inputs: ~s~%")
             (substitutable-path substitute) references))))

(define (test-final-inputs store system)
  "Check whether the final inputs for SYSTEM are clean---i.e., they don't
refer to the bootstrap tools."
  (format #t "checking final inputs for '~a'...~%" 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 (_ "~a (system: ~a) has no substitute~%")
                         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 <>)
              %supported-systems)))

-guix-pull)[latest]:
Switch to "/current".
* scripts/guix.in (augment-load-paths!): Remove use of
~/.config/guix/latest.
* build-aux/compile-as-derivation.scm: Replace "/guix/latest/" with
"/current/share/guile/site/X.Y"
* guix/scripts.scm (warn-about-old-distro)[age]: Check "/current"
instead of "/latest".
* doc/guix.texi (Invoking guix pull): Document it.
* doc/contributing.texi (Running Guix Before It Is Installed): Remove
footnote about abusing ~/.config/guix/latest.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-01-28 23:14:55 +0100'>2018-01-28</span></td><td><a href='/guix/commit/scripts?id=63666a348af5ef5190cbe9611c40f2b9188b7967'>guix: Let Emacs detect “scripts/guix.in” appropriate mode.</a><span class='msg-avail'>...<span class='msg-tooltip'>Since commit 6f774d481839f87178c5895ac2d661e141f879b8 which introduces the use
of Guile's meta switch in “scripts/guix.in”, Emacs was not using ‘scheme-mode’
for this file.

* scripts/guix.in: Replace "-*- scheme -*-" with a local variable.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2018-01-23 15:01:15 +0100'>2018-01-23</span></td><td><a href='/guix/commit/scripts?id=6f774d481839f87178c5895ac2d661e141f879b8'>guix: Refactor script.</a><span class='msg-avail'>...<span class='msg-tooltip'>* scripts/guix.in: Remove empty surrounding ‘let’.  Define 'main' as the
procedure called when running the script.
(maybe-augment-load-paths!): Rename to ...
(augment-load-paths!): ... this.  Use 'and=&gt;' for 'file-exists?'.
(run-guix-main): Rename to ...
(main): ... this.  Call 'augment-load-paths!'.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2018-01-23 10:13:16 +0100'>2018-01-23</span></td><td><a href='/guix/commit/scripts?id=cba386c1295b7054df22dfb4662b1b92f668e2c0'>build: Expand ‘scripts/guix’ at Make time.</a><span class='msg-avail'>...<span class='msg-tooltip'>This moves the complexity of Autotools variable expansion outside of the
application code.

* scripts/guix.in (config-lookup): Delete.
(maybe-augment-load-paths!, run-guix-main): Use fully expanded variables
instead of calling ‘config-lookup’.
* configure.ac: Don't use AC_CONFIG_FILES for ‘scripts/guix’.
Use AC_PROG_SED.
* Makefile.am (scripts/guix): New rule.
(do_subst): New variable.
(CLEANFILES, EXTRA_DIST): Adapt.

Co-authored-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Mathieu Lirzin</td></tr>