Counts resulting categories for Exherbo repositories using the namingschemes; first two chars, last two chars and first and last char.

countcats.sh

#! /bin/bash
# Copyright 2009 Gaute Hope <eg@gaute.vetsj.com>
# Distributed under the GNU General Public Licence v2
#
# Counts resulting categories for Exherbo repositories
# using the namingschemes; first two chars, last two chars 
# and first and last char.

repos=$(paludis --list-repositories | tr -d '*\n')

for r in $repos; do
    echo "${r}: "

    paludis --compact --repository $r --list-packages | \
    tr -d '* ' | \
    egrep -v "(foundin:|^$)" | \
    sed -e 's|.*/||' | sort > /tmp/packages

    # number of packages
    echo -n " * total:     "
    cat /tmp/packages | wc -l

    # first two
    echo -n " * first two: " 
    cut -c 1,2 /tmp/packages | sort -u | wc -l
    
    # last two
    echo -n " * last two:  "
    (for p in $(cat /tmp/packages | tr '\n' ' '); do
        echo ${p:(-2)}
    done) | sort -u | wc -l

    # first and last
    echo -n " * f & l:     "
    (for p in $(cat /tmp/packages | tr '\n' ' '); do
        echo ${p:0:1}${p:(-1)}
    done) | sort -u | wc -l
done