path: root/which



#!/bin/sh
arg=$1
for d in `echo $PATH | sed -e 's/:/ /g'`
do
	if [ -x $d/$arg ]; then
		echo $d/$arg
		exit 0
	fi
done
echo "${arg}: Command not found."
exit 1
#!/bin/sh
arg=$1
for d in `echo $PATH | sed -e 's/:/ /g'`
do
	if [ -x $d/$arg ]; then
		echo $d/$arg
		exit 0
	fi
done
echo "${arg}: Command not found."
exit 1