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--!A cross-platform build utility based on Lua
--
-- Licensed 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-present, Xmake Open Source Community.
--
-- @author ruki
-- @file xmake.lua
--
rule("go.env")
on_load(function (target)
-- imports
import("private.tools.go.goenv")
import("async.runjobs")
import("core.base.tty")
import("core.base.option")
import("core.project.config")
-- check and install go packages for other platform
local goroot = goenv.GOROOT()
local goos = goenv.GOOS(target:plat())
local goarch = goenv.GOARCH(target:arch())
if goroot and goos and goarch then
local goroot_local = path.join(config.builddir(), ".goenv", path.filename(goroot))
local gopkgdir = path.join(os.isdir(goroot_local) and goroot_local or goroot, "pkg", goos .. "_" .. goarch)
if not os.isdir(gopkgdir) or os.emptydir(gopkgdir) then
local gosrcdir = path.join(goroot, "src")
local confirm = utils.confirm({default = true, description = ("we need to build go for %s_%s only once first!"):format(goos, goarch)})
if confirm then
local build_task = function ()
tty.erase_line_to_start().cr()
printf("building go for %s_%s .. ", goos, goarch)
io.flush()
if is_host("windows") then
os.vrunv(path.join(gosrcdir, "make.bat"), {"--no-clean"}, {envs = {GOOS = goos, GOARCH = goarch, GOROOT_BOOTSTRAP = goroot}, curdir = gosrcdir})
else
-- we need to copy goroot to the local directory to solving permission problem
if is_host("linux") then
os.vcp(goroot, goroot_local)
goroot = path.absolute(goroot_local)
gosrcdir = path.absolute(path.join(goroot_local, "src"))
end
-- we patch '/' to GOROOT_BOOTSTRAP to solve the following issue
--
-- in make.bash
-- ERROR: $GOROOT_BOOTSTRAP must not be set to $GOROOT
-- Set $GOROOT_BOOTSTRAP to a working Go tree >= Go 1.4.
--
os.vrunv(path.join(gosrcdir, "make.bash"), {"--no-clean"}, {envs = {GOOS = goos, GOARCH = goarch, GOROOT_BOOTSTRAP = goroot .. "/"}, curdir = gosrcdir})
end
tty.erase_line_to_start().cr()
cprint("building go for %s_%s .. ${color.success}${text.success}", goos, goarch)
end
if option.get("verbose") then
build_task()
else
runjobs("build/goenv", build_task, {progress = true})
end
end
end
-- switch to the local go root directory
if os.isdir(goroot_local) and os.isdir(gopkgdir) and not os.emptydir(gopkgdir) then
config.set("gc", path.join(goroot_local, "bin", "go"), {readonly = true, force = true})
config.set("gcld", path.join(goroot_local, "bin", "go"), {readonly = true, force = true})
config.set("gcar", path.join(goroot_local, "bin", "go"), {readonly = true, force = true})
end
end
end)
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