A simple script to create directory hierarchies

gistfile1.sh

#!/bin/bash

CONFIGDIR="$HOME/.skeleton"
WORKINGDIR=$(pwd)

if [ $# -lt 1 ]
then
    echo "Usage : $0 [pattern]"
    exit
fi

FILENAME="$CONFIGDIR/$1"

if [ -f $FILENAME ]
then
    PREVDEPTH=0
    PREVDIR=$WORKINGDIR
    while read LINE
    do
        if [ $LINE ]
        then
            DEPTH=0
            DIR=$LINE
            while [[ $DIR =~ ^\- ]]
            do
                DIR="${DIR:1:${#DIR}}"
                DEPTH=$(($DEPTH+1))
            done

            if [ $DEPTH -lt $PREVDEPTH ]
            then
                cd ..
            fi

            if [ $DEPTH -gt $PREVDEPTH ]
            then
                cd $PREVDIR
            fi

            mkdir $DIR

            PREVDEPTH=$DEPTH
            PREVDIR=$DIR
        fi
    done < $FILENAME
else
    echo "Error : No pattern matching $1"
    exit
fi