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Update alexa_remote_control.sh
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@ -252,8 +252,8 @@ while [ "$#" -gt 0 ] ; do
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fi
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;;
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-m)
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if [ "${2#-}" != "${2}" -o -z "$2" ] ; then
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echo "ERROR: missing argument for ${1}"
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if [ "${2#-}" != "${2}" -o -z "$2" -o "$(echo "${2}" | tr [:upper:] [:lower:])" = "all" ] ; then
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echo "ERROR: missing or invalid argument for ${1}"
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usage
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exit 1
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fi
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