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Even though "git update-index" was updated to use parse-options infrastracture some time ago to make it possible to show list of options with usage_with_options(), "git update-index -h" only shows the usage. Detect this case and call usage_with_options() to show the list of options as well. Signed-off-by: Antoine Pelisse <apelisse@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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