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authorLudovic Courtès <ludo@gnu.org>2017-11-08 10:13:45 +0100
committerLudovic Courtès <ludo@gnu.org>2017-11-08 22:31:58 +0100
commit37eed374d92e0fbb29701b072c3a39433fbba16d (patch)
treec4a895d64d0d43ef2e2549630c5bd9145ffc5944 /guix/i18n.scm
parent0af94ad52f65a5a62febd203e431f17642f07577 (diff)
ui: Introduce (guix i18n).
* guix/ui.scm (G_, N_, _P, %gettext-domain, %package-text-domain): Move to... * guix/i18n.scm: ... here. New file.
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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017 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 (guix i18n)
+ #:use-module (srfi srfi-26)
+ #:export (G_
+ N_
+ P_
+ %gettext-domain
+ %package-text-domain))
+
+;;; Commentary:
+;;;
+;;; Internationalization support.
+;;;
+;;; Code:
+
+(define %gettext-domain
+ ;; Text domain for strings used in the tools.
+ "guix")
+
+(define %package-text-domain
+ ;; Text domain for package synopses and descriptions.
+ "guix-packages")
+
+(define G_ (cut gettext <> %gettext-domain))
+(define N_ (cut ngettext <> <> <> %gettext-domain))
+
+(define (P_ msgid)
+ "Return the translation of the package description or synopsis MSGID."
+ ;; Descriptions/synopses might occasionally be empty strings, even if that
+ ;; is something we try to avoid. Since (gettext "") can return a non-empty
+ ;; string, explicitly check for that case.
+ (if (string-null? msgid)
+ msgid
+ (gettext msgid %package-text-domain)))