#!/bin/sh

# Pops the directory associated with 'tag' and makes it the current
# directory.
# requires the following in your .bashrc:
# alias pop 'cd `mypop \!^`'
# Then you can use: pop mytag
# or echo `mypop mytag`, or cat `mypop mytag`/readme.txt

mylist="/home/noel/bin/popdirlist.txt"

if [ -z "$1" ]; then
    echo "  Syntax: pop n (where n is a tag)"
    exit 1
fi

if [ -f $mylist ]; then
    grep "^$1" $mylist > $mylist.tmp
    if [ ! -s $mylist.tmp ]; then
        echo "No such tag"
    else
        awk '{print $2}' $mylist.tmp
    fi
else
    echo "  There isn't anything to pop!"
    exit 1
fi