;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2019 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
;;; 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-processes)
  #:use-module (guix scripts processes)
  #:use-module (guix store)
  #:use-module (guix derivations)
  #:use-module (guix packages)
  #:use-module (guix gexp)
  #:use-modul</td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=21402e6193799e132781bad4387ad410dbbfa93c'>refs</a><a href='/guix/log/gnu/packages/julia-jll.scm'>log</a><a class='active' href='/guix/tree/gnu/packages/julia-jll.scm?id=21402e6193799e132781bad4387ad410dbbfa93c'>tree</a><a href='/guix/commit/gnu/packages/julia-jll.scm?id=21402e6193799e132781bad4387ad410dbbfa93c'>commit</a><a href='/guix/diff/gnu/packages/julia-jll.scm?id=21402e6193799e132781bad4387ad410dbbfa93c'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/julia-jll.scm'>
<input type='hidden' name='id' value='21402e6193799e132781bad4387ad410dbbfa93c'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/tree/?id=21402e6193799e132781bad4387ad410dbbfa93c'>root</a>/<a href='/guix/tree/gnu?id=21402e6193799e132781bad4387ad410dbbfa93c'>gnu</a>/<a href='/guix/tree/gnu/packages?id=21402e6193799e132781bad4387ad410dbbfa93c'>packages</a>/<a href='/guix/tree/gnu/packages/julia-jll.scm?id=21402e6193799e132781bad4387ad410dbbfa93c'>julia-jll.scm</a></div><div class='content'>blob: 50bbd40a84a0f25d2137db2f93fe2af8714d0552 (<a href='/guix/about/gnu/packages/julia-jll.scm?id=21402e6193799e132781bad4387ad410dbbfa93c'>about</a>) (<a href='/guix/plain/gnu/packages/julia-jll.scm?id=21402e6193799e132781bad4387ad410dbbfa93c'>plain</a>)
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ectory)
       (let* ((token1  (string-append directory "/token1"))
              (token2  (string-append directory "/token2"))
              (exp     #~(begin #$(random-text)
                                (mkdir #$token1)
                                (let loop ()
                                  (unless (file-exists? #$token2)
                                    (sleep 1)
                                    (loop)))
                                (mkdir #$output)))
              (guile   (package-derivation store %bootstrap-guile))
              (drv     (run-with-store store
                         (gexp->derivation "foo" exp
                                           #:guile-for-build guile)))
              (thread  (call-with-new-thread
                        (lambda ()
                          (build-derivations store (list drv)))))
              (_       (let loop ()
                         (unless (file-exists? token1)
                           (usleep 200)
                           (loop))))
              (session (find (lambda (session)
                               (= (getpid)
                                  (process-id (daemon-session-client session))))
                             (daemon-sessions)))
              (locks   (daemon-session-locks-held (pk 'session session))))
         (call-with-output-file token2 (const #t))
         (equal? (list (string-append (derivation->output-path drv) ".lock"))
                 locks))))))

(test-end "processes")