-- base.yam - base rules for a Yamfile
-- this file is Public Domain
--

local dependency_table = {}
--[[
	
	dependency_table["filename"].depend
	dependency_table["filename"].action
	dependency_table["filename"].flags

	depend lists entries that we depend on.
	action is the action to call when this is newer than target
	flags are passed to the action.

--]]

function depend(target, source)
	for i in ipairs(target) do
		dependency_table[target[i]] = { depend = {}, action = {}, flags = {} }
		dependency_table[target[i]].depend = source
	end
end

function target(t)
	local _dep;
	if dependency_table[t] then
		_dep = dependency_table[t].depend
		for i in ipairs(_dep) do
			if _dep[i] then
				print("target '" .. t .. "' needs '" .. _dep[i] .. "'")
				target(_dep[i])
			end
		end
	end
end

dofile("Yamfile")