shell getopts and getopt用法

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 1 #!/bin/bash 2 TEMP=`getopt -o hm: --long aai:,mai: -n ‘getopts.sh‘  -- "[email protected]"` 3 eval set --  "$TEMP" 4 while true 5 do 6 case "$1" in 7     -h|--aai) 8     echo $2 9     shift 2;;10     -m|--mai)11     echo $212     shift 2;;13     --)14     shift15     break;;16     *)17     exit 1;;18 esac19 #case "$2" in20 #        -m|--mai)21 #        echo ‘mai‘22 #        exit;;23 #esac24 25 done26 [[email protected] python_back]# cat getopts.sh 27     #!/bin/bash 28     echo "OPTIND starts at $OPTIND" 29     while getopts ":pq:" optname 30     do 31         case "$optname" in 32         "p") 33             echo "Option $optname is specified" 34             ;; 35         "q") 36             echo "Option $optname has value $OPTARG" 37             ;; 38         "?") 39             echo "Unknown option $OPTARG" 40             ;; 41         ":") 42             echo "No argument value for option $OPTARG" 43             ;; 44         *) 45             # Should not occur 46             echo "Unknown error while processing options" 47             ;; 48         esac 49         echo "OPTIND is now $OPTIND" 50     done 

 

shell getopts and getopt用法