#!/bin/sh # Remove an ID from the list if [ $# -lt 1 ] then echo -e "Usage: $0 ID\n" exit elif [ $# -gt 1 ] then echo -e "Usage: $0 ID\n" exit else if [ $1 -gt 9999 ] then echo -e "ID must be between 1-9999\n" exit elif [ $1 -lt 10 ] then ID="000$1" elif [ $1 -lt 100 ] then ID="00$1" elif [ $1 -lt 1000 ] then ID="0$1" else ID="$1" fi # ------------------------ echo "Removing $ID from ID list" cp -f /etc/IDs /etc/IDs1 cat /etc/IDs1 | grep -v "$ID" > /etc/IDs rm -f /etc/IDs1 fi