wm-swap

#/bin/bash
#
# This is a tool that will edit you .xinitrc file to comment
# your current wm, and uncomment your desired wm.
#

if [ -z $1 ]; then
	echo "Usage: wm-swap [window manager]"
	exit 1
else 
	WM="$1"
fi

xinit="/home/$USER/.xinitrc"

if [ -f /home/$USER/$xinit.temp ]; then
	rm $xinit.temp
fi

found=0

while read line; do
	if [[ $line =~ ^exec ]]; then
		echo $line | sed 's/^/#/' >> $xinit.temp
	elif [[ $line =~ $WM ]]; then
		echo $line | sed 's/#//' >> $xinit.temp
		found=1
	else
		echo $line >> $xinit.temp
	fi
done < $xinit

if [ $found == 0 ]; then
	echo "exec $WM" >> $xinit.temp
fi

cp $xinit.temp $xinit
rm $xinit.temp

## optional
# pkill x

exit 0