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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 main.lua
--
-- imports
import("core.base.option")
import("core.base.task")
import("core.project.rule")
import("core.project.config")
import("core.base.global")
import("core.project.project")
import("core.platform.platform")
-- remove the given files or directories
function _remove(filedirs)
-- done
for _, filedir in ipairs(filedirs) do
-- remove it first
os.tryrm(filedir)
-- remove it if the parent directory is empty
local parentdir = path.directory(filedir)
while parentdir and os.isdir(parentdir) and os.emptydir(parentdir) do
os.tryrm(parentdir)
parentdir = path.directory(parentdir)
end
end
end
-- on clean target
function _on_clean_target(target)
-- has been disabled?
if target:get("enabled") == false then
return
end
-- build target with rules
local done = false
for _, r in ipairs(target:orderules()) do
local on_clean = r:script("clean")
if on_clean then
on_clean(target)
done = true
end
end
if done then return end
-- is phony target?
if target:isphony() then
return
end
-- remove the target file
_remove(target:targetfile())
-- remove the target dependent file if exists
_remove(target:dependfile())
-- remove the symbol file
_remove(target:symbolfile())
-- remove the c/c++ precompiled header file
_remove(target:pcoutputfile("c"))
_remove(target:pcoutputfile("cxx"))
-- remove the object files
_remove(target:objectfiles())
-- remove the depend files
_remove(target:dependfiles())
-- remove the header files
local _, dstheaders = target:headerfiles()
_remove(dstheaders)
-- remove all?
if option.get("all") then
-- remove the config.h file
_remove(target:configheader())
end
end
-- clean the given target files
function _clean_target(target)
-- the target scripts
local scripts =
{
target:script("clean_before")
, function (target)
-- has been disabled?
if target:get("enabled") == false then
return
end
-- clean rules
for _, r in ipairs(target:orderules()) do
local before_clean = r:script("clean_before")
if before_clean then
before_clean(target)
end
end
end
, target:script("clean", _on_clean_target)
, function (target)
-- has been disabled?
if target:get("enabled") == false then
return
end
-- clean rules
for _, r in ipairs(target:orderules()) do
local after_clean = r:script("clean_after")
if after_clean then
after_clean(target)
end
end
end
, target:script("clean_after")
}
-- run the target scripts
for i = 1, 5 do
local script = scripts[i]
if script ~= nil then
script(target)
end
end
end
-- clean the given target and all dependent targets
function _clean_target_and_deps(target)
-- this target have been finished?
if _g.finished[target:name()] then
return
end
-- remove the target
_clean_target(target)
-- exists the dependent targets?
for _, dep in ipairs(target:get("deps")) do
_clean_target_and_deps(project.target(dep))
end
-- finished
_g.finished[target:name()] = true
end
-- clean target
function _clean(targetname)
-- clean the given target
if targetname then
_clean_target_and_deps(project.target(targetname))
else
-- clean all targets
for _, target in pairs(project.targets()) do
_clean_target_and_deps(target)
end
end
-- remove all
if option.get("all") then
-- remove the configure directory
_remove(config.directory())
end
end
-- main
function main()
-- get the target name
local targetname = option.get("target")
-- config it first
task.run("config", {target = targetname, require = false})
-- init finished states
_g.finished = {}
-- enter project directory
local oldir = os.cd(project.directory())
-- clean the current target
_clean(targetname)
-- leave project directory
os.cd(oldir)
end
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