-- This Source Code Form is subject to the terms of the Mozilla Public
-- License, v. 2.0. If a copy of the MPL was not distributed with this
-- file, You can obtain one at https://mozilla.org/MPL/2.0/.

svar = {}

do
	local stdlib = require("posix.stdlib")

	function svar.get(var)
		return os.getenv(var)
	end

	function svar.set(var, val)
		return stdlib.setenv(var, val and tostring(val) or nil)
	end
end