i18n: git-submodule "cached cannot be used" message

Gettextize the "--cached cannot be used with --files" message. Since
this message starts with "--" we have to pass "--" as the first
argument. This works with both GNU gettext 0.18.1 (as expected), and
the gettext(1) on Solaris 10.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-submodule.sh b/git-submodule.sh
index 7eb1de03a529ad490dc5baad0184a909e4b606ca..444e1c581ae7d60e20cca2419093a61f068ea68a 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -617,7 +617,7 @@ cmd_summary() {
        if [ -n "$files" ]
        then
                test -n "$cached" &&
-               die "--cached cannot be used with --files"
+               die "$(gettext -- "--cached cannot be used with --files")"
                diff_cmd=diff-files
                head=
        fi