+static gboolean
+is_utf8 (const gchar *code)
+{
+ return g_strrstr (code, ".utf8") || g_strrstr (code, ".UTF-8");
+}
+
+/* Get a valid locale name that can be passed to setlocale(), so we always can use nl_langinfo() to get language and country names. */
+static gchar *
+get_locale_name (const gchar *code)
+{
+ gchar *locale = NULL, *language;
+ char *at;
+ static gchar **avail_locales;
+ gint i;
+
+ if (is_utf8 (code))
+ return (gchar *) code;
+
+ if ((at = strchr (code, '@')))
+ language = g_strndup (code, at - code);
+ else
+ language = g_strdup (code);
+
+ if (!avail_locales)
+ {
+ gchar *locales;
+ GError *error = NULL;
+
+ if (g_spawn_command_line_sync ("locale -a", &locales, NULL, NULL, &error))
+ {
+ avail_locales = g_strsplit (g_strchomp (locales), "\n", -1);
+ g_free (locales);
+ }
+ else
+ {
+ g_warning ("Failed to run 'locale -a': %s", error->message);
+ g_clear_error (&error);
+ }
+ }
+
+ if (avail_locales)
+ {
+ for (i = 0; avail_locales[i]; i++)
+ {
+ gchar *loc = avail_locales[i];
+ if (!g_strrstr (loc, ".utf8"))
+ continue;
+ if (g_str_has_prefix (loc, language))
+ {
+ locale = g_strdup (loc);
+ break;
+ }
+ }
+ }
+
+ g_free (language);
+
+ return locale;
+}
+