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Help with the syntax

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Top Forums Shell Programming and Scripting Help with the syntax
# 1  
Old 03-26-2007
Help with the syntax
can anyone explain the code for me... i am new to shell programming

while getopts ":S:D:U:" OPTION "$@"
do
case $OPTION in
S) SRVR=$OPTARG;;
D) DB="$OPTARG"; USEDB="use $OPTARG";;
U) UID=$OPTARG;;
:) MISSINGOPTARG="$MISSINGOPTARG -$OPTARG";;
?) if [ "$OPTARG" = "?" ]
then
HELP=1
else
UNEXPECTEDOPT="$UNEXPECTEDOPT -$OPTARG";
fi;;
esac
done
# 2  
Old 03-26-2007
HI,

Code:
while getopts ":S:D:U:" OPTION "$@" --->The possible options are specified 
                                                         here
do
case $OPTION in 
S) SRVR=$OPTARG;;    -->Handling the option S -->OPTARG will have the 
                                    value for the oprion S
D) DB="$OPTARG"; USEDB="use $OPTARG";;
U) UID=$OPTARG;;
:) MISSINGOPTARG="$MISSINGOPTARG -$OPTARG";;
?) if [ "$OPTARG" = "?" ]
then
HELP=1
else
UNEXPECTEDOPT="$UNEXPECTEDOPT -$OPTARG";
fi;;
esac  --->End of switch /case
done

Thanks
Raghuram
Last edited by vgersh99; 03-26-2007 at 08:47 AM.. Reason: vB Codes
# 3  
Old 03-26-2007
Thanks for ur help
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