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[unix-history] / share / zoneinfo / datfiles / yearistype

#! /bin/sh

: '@(#)yearistype.sh    7.2'

case $#-$2 in
       2-odd)  case $1 in
                       *[13579])       exit 0 ;;
                       *)              exit 1 ;;
               esac ;;
       2-even) case $1 in
                       *[24680])       exit 0 ;;
                       *)              exit 1 ;;
               esac ;;
       2-*)    echo "$0: wild type - $2" >&2
               exit 1 ;;
       *)      echo "$0: usage is $0 year type" >&2
               exit 1 ;;
esac