#!/bin/bash

# little shell script to play with using 
#     regular expressions - both BRE and ERE -
#     within an if statement's test   
# by: Sharon Tuttle
# last modified: 10-10-12

# loop through all of the command-line arguments

for arg in $*
do
    if [[ $arg =~ moo*moo ]]
    then
        echo "cow arg:"
        echo "1: $arg"
    elif [[ $arg =~ (oink)+ ]]
    then
        echo "pig arg:"
        echo "2: $arg"
    else
        echo "neither arg:"
        echo "3: $arg" 
    fi
done