buildcache/lua-examples/echo_wrapper.lua at master · LilithGames/buildcache · GitHub

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-- match(echo)

-------------------------------------------------------------------------------
-- Copyright (c) 2018 Marcus Geelnard
--
-- This software is provided 'as-is', without any express or implied warranty.
-- In no event will the authors be held liable for any damages arising from the
-- use of this software.
--
-- Permission is granted to anyone to use this software for any purpose,
-- including commercial applications, and to alter it and redistribute it
-- freely, subject to the following restrictions:
--
--  1. The origin of this software must not be misrepresented; you must not
--     claim that you wrote the original software. If you use this software in
--     a product, an acknowledgment in the product documentation would be
--     appreciated but is not required.
--
--  2. Altered source versions must be plainly marked as such, and must not be
--     misrepresented as being the original software.
--
--  3. This notice may not be removed or altered from any source distribution.
-------------------------------------------------------------------------------

-------------------------------------------------------------------------------
-- This is a minimal wrapper that caches stdout from the 'echo' command.
-------------------------------------------------------------------------------

function get_program_id ()
  -- We use the full path to the executable as a program identifier.
  return ARGS[1]
end