l10n: port realpath for translation + add french

src/uu/realpath/locales/en-US.ftl

@@ -1,2 +1,13 @@
 realpath-about = Print the resolved path
 realpath-usage = realpath [OPTION]... FILE...
+
+# Help messages
+realpath-help-quiet = Do not print warnings for invalid paths
+realpath-help-strip = Only strip '.' and '..' components, but don't resolve symbolic links
+realpath-help-zero = Separate output filenames with \0 rather than newline
+realpath-help-logical = resolve '..' components before symlinks
+realpath-help-physical = resolve symlinks as encountered (default)
+realpath-help-canonicalize-existing = canonicalize by following every symlink in every component of the given name recursively, all components must exist
+realpath-help-canonicalize-missing = canonicalize by following every symlink in every component of the given name recursively, without requirements on components existence
+realpath-help-relative-to = print the resolved path relative to DIR
+realpath-help-relative-base = print absolute paths unless paths below DIR

src/uu/realpath/locales/fr-FR.ftl

@@ -0,0 +1,13 @@
+realpath-about = Afficher le chemin résolu
+realpath-usage = realpath [OPTION]... FICHIER...
+
+# Messages d'aide
+realpath-help-quiet = Ne pas afficher d'avertissements pour les chemins invalides
+realpath-help-strip = Supprimer uniquement les composants '.' et '..', mais ne pas résoudre les liens symboliques
+realpath-help-zero = Séparer les noms de fichiers de sortie avec \0 plutôt qu'avec un saut de ligne
+realpath-help-logical = résoudre les composants '..' avant les liens symboliques
+realpath-help-physical = résoudre les liens symboliques rencontrés (par défaut)
+realpath-help-canonicalize-existing = canonicaliser en suivant récursivement chaque lien symbolique dans chaque composant du nom donné, tous les composants doivent exister
+realpath-help-canonicalize-missing = canonicaliser en suivant récursivement chaque lien symbolique dans chaque composant du nom donné, sans exigences sur l'existence des composants
+realpath-help-relative-to = afficher le chemin résolu relativement à RÉP
+realpath-help-relative-base = afficher les chemins absolus sauf pour les chemins sous RÉP

src/uu/realpath/src/realpath.rs

@@ -93,72 +93,66 @@ pub fn uu_app() -> Command {
             Arg::new(OPT_QUIET)
                 .short('q')
                 .long(OPT_QUIET)
-                .help("Do not print warnings for invalid paths")
+                .help(get_message("realpath-help-quiet"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_STRIP)
                 .short('s')
                 .long(OPT_STRIP)
                 .visible_alias("no-symlinks")
-                .help("Only strip '.' and '..' components, but don't resolve symbolic links")
+                .help(get_message("realpath-help-strip"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_ZERO)
                 .short('z')
                 .long(OPT_ZERO)
-                .help("Separate output filenames with \\0 rather than newline")
+                .help(get_message("realpath-help-zero"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_LOGICAL)
                 .short('L')
                 .long(OPT_LOGICAL)
-                .help("resolve '..' components before symlinks")
+                .help(get_message("realpath-help-logical"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_PHYSICAL)
                 .short('P')
                 .long(OPT_PHYSICAL)
                 .overrides_with_all([OPT_STRIP, OPT_LOGICAL])
-                .help("resolve symlinks as encountered (default)")
+                .help(get_message("realpath-help-physical"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_CANONICALIZE_EXISTING)
                 .short('e')
                 .long(OPT_CANONICALIZE_EXISTING)
-                .help(
-                    "canonicalize by following every symlink in every component of the \
-                     given name recursively, all components must exist",
-                )
+                .help(get_message("realpath-help-canonicalize-existing"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_CANONICALIZE_MISSING)
                 .short('m')
                 .long(OPT_CANONICALIZE_MISSING)
-                .help(
-                    "canonicalize by following every symlink in every component of the \
-                     given name recursively, without requirements on components existence",
-                )
+                .help(get_message("realpath-help-canonicalize-missing"))
                 .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(OPT_RELATIVE_TO)
                 .long(OPT_RELATIVE_TO)
                 .value_name("DIR")
                 .value_parser(NonEmptyStringValueParser::new())
-                .help("print the resolved path relative to DIR"),
+                .help(get_message("realpath-help-relative-to")),
         )
         .arg(
             Arg::new(OPT_RELATIVE_BASE)
                 .long(OPT_RELATIVE_BASE)
                 .value_name("DIR")
                 .value_parser(NonEmptyStringValueParser::new())
-                .help("print absolute paths unless paths below DIR"),
+                .help(get_message("realpath-help-relative-base")),
         )
         .arg(
             Arg::new(ARG_FILES)