#!/bin/busybox sh
#
# list.sh -- simply list all packages
#
# Copyright (c) 2019 David Demelier <markand@malikania.fr>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

alias basename="busybox basename"
alias echo="busybox echo"
alias find="busybox find"
alias grep="busybox grep"
alias realpath="busybox realpath"
alias sed="busybox sed"

TOP=$(realpath $(dirname $0)/../)

scriptfile()
{
	echo $TOP/$1/$(basename $1).sh
}

list()
{(
	if [ $# -eq 0 ]; then
		cd $TOP
		find -mindepth 2 -maxdepth 2 -type d | grep -v '\.hg' | sed -e 's|^./||'
	else
		file=$(scriptfile $1)

		if [ ! -f $file ]; then
			echo "abort: invalid package specified '$1'" 1>&2
			exit 1
		fi

		echo $1
	fi
)}

list $@ | sort