;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2012, 2013, 2016 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 (gnu packages attr)
  #:use-module (guix licenses)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages gettext)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu))

(define-public attr
  (package
    (name "attr")
    (version "2.4.47")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://savannah/attr/attr-"
                                  version ".src.tar.gz"))
              (sha256
               (base32
                "0nd8y0m6awc9ahv0ciiwf8gy54c8d3j51pw9xg7f7cn579jjyxr5"))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-after 'configure 'patch-makefile-SHELL
           (lambda _
             (patch-makefile-SHELL "include/buildmacros")))
         (replace 'install
           (lambda _
             (zero? (system* "make"
                             "install"
                             "install-lib"
                             "install-dev"))))
         (replace 'check
           (lambda* (#:key target #:allow-other-keys)
             ;; Use the right shell.
             (substitute* "test/run"
               (("/bin/sh")
                (which "bash")))

             ;; When building natively, run the tests.
             (unless target
               (system* "make" "tests" "-C" "test"))

             ;; XXX: Ignore the test result since this is
             ;; dependent on the underlying file system.
             #t)))))
    (inputs
     ;; Perl is needed to run tests; remove it from cross builds.
     (if (%current-target-system)
         '()
         `(("perl" ,perl))))
    (native-inputs
     `(("gettext" ,gnu-gettext)))

    (home-page "http://savannah.nongnu.org/projects/attr/")
    (synopsis "Library and tools for manipulating extended attributes")
    (description
     "Portable library and tools for manipulating extended attributes.")
    (license (list gpl2+ lgpl2.1+))))
gt;sexp, provenance-file)
(provenance-entry): New procedures.
(provenance-service-type): New variable.
* gnu/system.scm (operating-system-with-provenance): New procedure.
* doc/guix.texi (Service Reference): Document 'provenance-service-type'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-11-09 23:04:14 +0100'>2019-11-09</span></td><td><a href='/guix/commit/gnu/services.scm?id=2a4309de43011f87b3a5044c3d956c261ae151e4'>services: 'fold-services' memoizes service values.</a><span class='msg-avail'>...<span class='msg-tooltip'>Previously 'fold-services' could end up traversing the same services in
the graph several times, which is what this change addresses.

The hit rate on the 'add-data-to-store' cache goves from 9% to 8% on
"guix system build desktop.tmpl -nd", and the number of lookups in that
cache goes from 4458 to 4383.

* gnu/services.scm (fold-services): Turn 'loop' into a monadic procedure
in %STATE-MONAD and use it to memoize values of visited services.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-08-14 15:38:13 -0400'>2019-08-14</span></td><td><a href='/guix/commit/gnu/services.scm?id=03cbd94d4880f1bb55d98907b48396e5120c1733'>remote: Remove '--system' argument.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services.scm (activation-script): Return a &lt;program-file&gt; rather
than a &lt;scheme-file&gt;.
* gnu/deploy.scm (guix-deploy): Remove handling for '--system'.
(show-help): Remove documentation for '--system'.
(%default-options): Remove default setting for 'system'.
</span></span></td><td>Jakob L. Kreuze</td></tr>
<tr><td><span title='2019-05-10 23:29:18 +0200'>2019-05-10</span></td><td><a href='/guix/commit/gnu/services.scm?id=dc5729a8e0e2ef5cf5855aa5f1d7ecba319c2e5b'>services: 'gc-root-service-type' now has a default value.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services.scm (gc-root-service-type)[default-value]: New field.
</span></span></td><td>Ludovic Courtès</td></tr>