#! /bin/bash

case "$@" in *--opt-1*|*-h*)
	echo OPT_1
	exit 0;
esac

case "$@" in *--opt-2*)
    OPT_2=true
esac

if [ $OPT_2 ]
then echo $OPT_2
fi

case "$@" in *--opt-3*)
	echo OPT_3
	opti_3=avoid
esac

if [ $opti_3 = avoid ]
 then echo opti_3 was avoided
 else echo opti_3 was automated
fi