#!/bin/bash
#
# Outputs dependencies for MacPorts recursivly, each port and its dependencies
# in a separate line.
#
# Usage: ./deepdeps.sh <portname>
#
# (c) Thomas Keller <me@thomaskeller.biz>
#
# Licensed under GPLv3
#
if [ -z "$1" ]; then
   echo "No argument given"
   exit 1
fi

declare -a processed_deps

function getDeps {
	processed_deps[${#processed_deps[*]}]=$i
	deps=`port deps $1 | egrep -v "^$1" | cut -f 2 | sort | uniq`
	if [[ -z "$deps" ]]; then
		echo "$(tput setaf 1)$1:$(tput setaf 9) none"
		return
	fi

	echo "$(tput setaf 1)$1:$(tput setaf 9) ${deps//
/ }"

	for i in $deps
	do
		j=0
		while [ "$j" -lt "${#processed_deps[*]}" ]
		do
			if [ "$i" = "${processed_deps[$j]}" ]; then
				return
			fi
			let "j = $j + 1"
		done
		getDeps $i;
	done
}

getDeps $1