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--!A cross-platform build utility based on Lua
--
-- Licensed to the Apache Software Foundation (ASF) under one
-- or more contributor license agreements. See the NOTICE file
-- distributed with this work for additional information
-- regarding copyright ownership. The ASF licenses this file
-- to you under the Apache License, Version 2.0 (the
-- "License"); you may not use this file except in compliance
-- with the License. You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
--
-- @author ruki
-- @file extractor.lua
--
-- define module
local extractor = extractor or {}
-- load modules
local io = require("base/io")
local path = require("base/path")
local utils = require("base/utils")
local table = require("base/table")
local string = require("base/string")
local config = require("project/config")
local sandbox = require("sandbox/sandbox")
local platform = require("platform/platform")
local tool = require("tool/tool")
-- get the current tool
function extractor:_tool()
return self._TOOL
end
-- load the extractor
function extractor.load()
-- get it directly from cache dirst
if extractor._INSTANCE then
return extractor._INSTANCE
end
-- new instance
local instance = table.inherit(extractor)
-- load the extractor tool
local result, errors = tool.load("ex")
if not result then
return nil, errors
end
-- save tool
instance._TOOL = result
-- save this instance
extractor._INSTANCE = instance
-- ok
return instance
end
-- get properties of the tool
function extractor:get(name)
return self:_tool():get(name)
end
-- extract the library file
function extractor:extract(libraryfile, objectdir)
return sandbox.load(self:_tool().extract, self:_tool(), libraryfile, objectdir)
end
-- return module
return extractor
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