#! /bin/sh
for PAGER in less more pg ; do
	( command -v $PAGER >/dev/null 2>&1 ) && break
done
export PAGER

# if we are in less, we can set some options and use lesspipe
if [ $PAGER = less ] ; then
	for lesspipe in lesspipe lesspipe.sh ; do
		lesspipe_test=`command -v ${lesspipe} 2>/dev/null`
		if [ -n "${lesspipe_test}" ] ; then
			LESSOPEN="| ${lesspipe_test} %s"
			export LESSOPEN
			break
		fi
	done
	if [ $lesspipe = lesspipe ] ; then
		LESSCLOSE="${lesspipe_test} %s %s"
		export LESSCLOSE
	fi

	# let less be case insensitive
	LESS='-R -M'
	export LESS
fi