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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 global.lua
--
-- define module
local global = global or {}
-- load modules
local io = require("base/io")
local os = require("base/os")
local path = require("base/path")
local utils = require("base/utils")
local option = require("base/option")
-- get the configure file
function global._file()
return path.join(global.directory(), "xmake.conf")
end
-- get the current given configure
function global.get(name)
-- get it
local value = nil
if global._CONFIGS then
value = global._CONFIGS[name]
if type(value) == "string" and value == "auto" then
value = nil
end
end
-- get it
return value
end
-- this global name is readonly?
function global.readonly(name)
return global._MODES and global._MODES["__readonly_" .. name]
end
-- set the given configure to the current
--
-- @param name the name
-- @param value the value
-- @param opt the argument options, .e.g {readonly = false, force = false}
--
function global.set(name, value, opt)
-- check
assert(name)
-- init options
opt = opt or {}
-- check readonly
assert(opt.force or not global.readonly(name), "cannot set readonly global: " .. name)
-- set it
global._CONFIGS = global._CONFIGS or {}
global._CONFIGS[name] = value
-- mark as readonly
if opt.readonly then
global._MODES = global._MODES or {}
global._MODES["__readonly_" .. name] = true
end
end
-- get all options
function global.options()
-- remove values with "auto" and private item
local configs = {}
for name, value in pairs(table.wrap(global._CONFIGS)) do
if not name:find("^_%u+") and name ~= "__version" and (type(value) ~= "string" or value ~= "auto") then
configs[name] = value
end
end
-- get it
return configs
end
-- get the global configure directory
function global.directory()
if global._ROOTDIR == nil then
global._ROOTDIR = os.getenv("XMAKE_GLOBALDIR") or path.translate("~/.xmake")
end
return global._ROOTDIR
end
-- load the global configure
function global.load()
-- load configure from the file first
local ok = false
local filepath = global._file()
if os.isfile(filepath) then
-- load configs
local results, errors = io.load(filepath)
-- error?
if not results then
utils.error(errors)
return false
end
-- merge the configure
for name, value in pairs(results) do
if global.get(name) == nil then
global.set(name, value)
ok = true
end
end
end
-- ok?
return ok
end
-- save the global configure
function global.save()
-- the options
local options = global.options()
assert(options)
-- add version
options.__version = xmake._VERSION_SHORT
-- save it
return io.save(global._file(), options)
end
-- dump the configure
function global.dump()
-- dump
if not option.get("quiet") then
table.dump(global.options(), "__%w*", "configure")
end
end
-- return module
return global
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