#!/bin/bash
#
# This is a collection of functions that manages a file /tmp as defined by
# $WDIR_PATH set in .bashrc. They basicaly manage a 'working directory', which
# the path of is stored in said file in /tmp.
# 
# The .bashrc reads the path to the directory from the file and cd's into it
# when a new shell is created.
	
# Set the working directory.
wdir()
{
	wdir="$PWD/$1"
	[ -d "$wdir" ] && echo "$wdir" > "$WDIR_PATH" && echo "set $wdir"
}

# Print the workind directory.
pwdir()
{
	if [ -f "$WDIR_PATH" ] 
	then
		cat "$WDIR_PATH"
	else
		echo "Working directory not set."
	fi
}

# Clear the workind directory.
cwdir()
{
	if [ -f "$WDIR_PATH" ] 
	then
		rm -f "$WDIR_PATH"
		echo "Cleared working directory."
	else
		echo "Working directory not set."
	fi
}