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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 build.lua
--
-- imports
import("core.base.option")
import("core.project.config")
import("core.project.project")
import("core.platform.environment")
-- clean target for rebuilding
function _clean_target(target)
if not target:isphony() then
os.tryrm(target:symbolfile())
os.tryrm(target:targetfile())
end
end
-- on build the given target
function _on_build_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_build = r:script("build")
if on_build then
on_build(target)
done = true
end
end
if done then return end
-- build target
if not target:isphony() then
import("kinds." .. target:targetkind()).build(target, _g)
end
end
-- build the given target
function _build_target(target)
-- the target scripts
local scripts =
{
function (target)
-- has been disabled?
if target:get("enabled") == false then
return
end
-- get progress
local progress = _g.targetindex * 100 / _g.targetcount
-- do before build for target
local before_build = target:script("build_before")
if before_build then
before_build(target, {progress = progress})
end
-- do before build for rules
for _, r in ipairs(target:orderules()) do
local before_build = r:script("build_before")
if before_build then
before_build(target, {progress = progress})
end
end
end
, target:script("build", _on_build_target)
, function (target)
-- has been disabled?
if target:get("enabled") == false then
return
end
-- get progress
local progress = (_g.targetindex + 1) * 100 / _g.targetcount
-- do after build for target
local after_build = target:script("build_after")
if after_build then
after_build(target, {progress = progress})
end
-- do after build for rules
for _, r in ipairs(target:orderules()) do
local after_build = r:script("build_after")
if after_build then
after_build(target, {progress = progress})
end
end
end
}
-- clean target if rebuild
if option.get("rebuild") then
_clean_target(target)
end
-- run the target scripts
for i = 1, 3 do
local script = scripts[i]
if script ~= nil then
script(target)
end
end
-- update target index
_g.targetindex = _g.targetindex + 1
end
-- build the given target and deps
function _build_target_and_deps(target)
-- this target have been finished?
if _g.finished[target:name()] then
return
end
-- make for all dependent targets
for _, depname in ipairs(target:get("deps")) do
_build_target_and_deps(project.target(depname))
end
-- make target
_build_target(target)
-- finished
_g.finished[target:name()] = true
end
-- stats the given target and deps
function _stat_target_count_and_deps(target)
-- this target have been finished?
if _g.finished[target:name()] then
return
end
-- make for all dependent targets
for _, depname in ipairs(target:get("deps")) do
_stat_target_count_and_deps(project.target(depname))
end
-- update count
_g.targetcount = _g.targetcount + 1
-- finished
_g.finished[target:name()] = true
end
-- stats targets count
function _stat_target_count(targetname)
-- init finished states
_g.finished = {}
-- init targets count
_g.targetcount = 0
-- for the given target?
if targetname then
_stat_target_count_and_deps(project.target(targetname))
else
-- for default or all targets
for _, target in pairs(project.targets()) do
local default = target:get("default")
if default == nil or default == true or option.get("all") then
_stat_target_count_and_deps(target)
end
end
end
end
-- the main entry
function main(targetname)
-- enter toolchains environment
environment.enter("toolchains")
-- stat targets count
_stat_target_count(targetname)
-- clear finished states
_g.finished = {}
-- init target index
_g.targetindex = 0
-- build the given target?
if targetname then
_build_target_and_deps(project.target(targetname))
else
-- build default or all targets
for _, target in pairs(project.targets()) do
local default = target:get("default")
if default == nil or default == true or option.get("all") then
_build_target_and_deps(target)
end
end
end
-- leave toolchains environment
environment.leave("toolchains")
end
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