#!/bin/sh
##  Returns a character string starting with a special character
##  and followed by other characters chosen from upper and lower
##  case letters and from numbers. I use it to generate passwords.
##  This script works on both OpenBSD and Linux.
echo " "
echo "Enter a special character approved by the site's password overlords:"
read sc
echo " "
echo "Enter the desired password length:"
read lngth1
lngth="$(($lngth1 - 1))"
echo " "
echo "Your new password:"
echo -n "$sc"; tr -dC A-Za-z0-9 </dev/urandom | dd count=1 bs=$lngth 2>/dev/null; echo
echo " "