GETOPT(1)

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GETOPT(1)

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getopt - �� .

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     set -- `getopt optstring $*`

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�� getopt �� , �� shell. �� optstring �� (��. �� getopt(2)). �� , �� , �� , �� , � �� . �� -- �� . �� getopt �� -- � �� , �� , �� . �� shell ($1 $2 ...) �� , �� (-) � �� shell; �� shell.

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�� , �� , �� a � b, � �� , �� :

   set - - `getopt abo: $*`
   if [ $? !=0 ]
   then
         echo $USAGE
         exit 2
   fi
   for i in $*
   do
         case $i in
         -a | -b) FLAG=$i; shift;;
         -o)            OARG=$2;     shift; shift;;
         - -)           shift;  break;;
         esac
   done

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   cmd -aoarg file file
   cmd -a -o arg file file
   cmd -oarg -a file file
   cmd -a -oarg -- file file

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sh(1), getopt(2).

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�� getopt �� , �� , �� optstring.