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Old 03-23-2004, 05:58 PM   #1
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how to add -h parameter in script

I have a script is "myscript",what shold I do if I want it show some help information when I run mysciprt -h!!!!!Thanks, I am a beginer!
Old 03-23-2004, 06:13 PM   #2
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Depending what language you're doing it in? More information please.
Old 03-23-2004, 06:15 PM   #3
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bash shell in redhat
Old 03-23-2004, 06:42 PM   #4
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NAME=$(basename $0)
if [ "$1" == "-h" ] ; then
        echo "Usage:  ${NAME} [-h]"
        echo "Option:"
        echo "  -h:  Print this help text"
        exit 0
echo "You gave me these arguments: $*"
exit 0
Old 03-23-2004, 07:30 PM   #5
Registered: Mar 2004
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You might also want to "man 1 getopt" for a more general way of taking comand line arguments. Unfortunately it's a little long and my system doesn't seem to have the examples mentioned in the doc


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