#!/bin/bash
# codepoint.sh - Discover a Unicode Codepoint
# Author: Sean B. Palmer, inamidst.com
# Usage: ./codepoint <pattern>

DIRECTORY=/usr/local/share/Unidata
UNIDATA=$DIRECTORY/UnicodeData.txt
URI=http://www.unicode.org/Public/UNIDATA/UnicodeData.txt

function error() {
   echo "Error: $1" >&2
   exit 1
}

if [ ! -d $DIRECTORY ]
then mkdir -p $DIRECTORY || \
       error "Couldn't create $DIRECTORY"
fi

if [ ! -f $UNIDATA ]
then echo "Installing $UNIDATA" >&2
     wget -O $UNIDATA $URI || \
       error "Couldn't install $UNIDATA"
     chmod 644 $UNIDATA
fi

egrep -i "$@" $UNIDATA | \
   awk -F\; '{ print $1 ": " $2 }' | \
   head -n 10

# [EOF]