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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 find_mingw.lua
--
-- imports
import("lib.detect.find_path")
import("core.base.option")
import("core.base.global")
import("core.project.config")
import("core.cache.detectcache")
import("detect.sdks.find_cross_toolchain")
-- find mingw directory
function _find_mingwdir(sdkdir, msystem)
if not sdkdir then
if is_host("macosx", "linux") and os.isdir("/opt/llvm-mingw") then
sdkdir = "/opt/llvm-mingw"
elseif is_host("macosx") and os.isdir("/usr/local/opt/mingw-w64") then
-- for macOS Intel
sdkdir = "/usr/local/opt/mingw-w64"
elseif is_host("macosx") and os.isdir("/opt/homebrew/opt/mingw-w64") then
-- for Apple Silicon
sdkdir = "/opt/homebrew/opt/mingw-w64"
elseif is_host("linux") then
sdkdir = "/usr"
else
local mingw_prefix = is_subhost("msys") and os.getenv("MINGW_PREFIX") or os.getenv("LLVM_MINGW_DIR") or os.getenv("LLVM_MINGW_ROOT")
if mingw_prefix and os.isdir(mingw_prefix) then
sdkdir = mingw_prefix
end
end
-- attempt to get it from $PATH
-- @see https://github.com/xmake-io/xmake/issues/977
if not sdkdir then
local pathenv = os.getenv("PATH")
if pathenv then
local buildhash_pattern = string.rep('%x', 32)
local match_pattern = "[\\/]packages[\\/]%w[\\/].*mingw.*[\\/][^\\/]+[\\/]" .. buildhash_pattern .. "[\\/]bin"
for _, p in ipairs(path.splitenv(pathenv)) do
if (p:find(match_pattern) or p:find(string.ipattern("mingw[\\/]?[%w%-%_%+]*[\\/]bin"))) and
path.filename(p) == "bin" and os.isdir(p) then
sdkdir = path.directory(p)
break
end
end
end
end
end
if is_subhost("msys") and sdkdir and msystem and not sdkdir:find(msystem, 1, true) then
sdkdir = path.unix(path.join(path.directory(sdkdir), msystem))
end
-- attempt to find mingw directory from the qt sdk
local qt = config.get("qt")
if not sdkdir and qt then
sdkdir = find_path("bin", path.join(qt, "Tools", "mingw*_" .. (is_arch("x86_64") and "64" or "32")))
end
-- get mingw directory
if sdkdir and os.isdir(sdkdir) then
return sdkdir
end
end
-- find the mingw toolchain
function _find_mingw(sdkdir, opt)
opt = opt or {}
local bindir = opt.bindir
local cross = opt.cross
local msystem = opt.msystem
local arch = opt.arch or config.get("arch") or os.arch()
-- find mingw root directory
sdkdir = _find_mingwdir(sdkdir, msystem)
if not sdkdir then
return
end
-- select cross on macOS, e.g x86_64-w64-mingw32- or i686-w64-mingw32-
if not cross then
if arch == "i386" or arch == "x86" or arch == "i686" then
cross = "i686-w64-mingw32-"
elseif arch == "arm64" or arch == "aarch64" then
cross = "aarch64-w64-mingw32-" -- for llvm-mingw
elseif arch:startswith("arm") then
cross = "armv7-w64-mingw32-" -- for llvm-mingw
else
cross = "x86_64-w64-mingw32-"
end
end
-- find cross toolchain
local toolchain = find_cross_toolchain(sdkdir or bindir, {bindir = bindir, cross = cross})
if not toolchain then -- fallback, e.g. gcc.exe without cross
toolchain = find_cross_toolchain(sdkdir or bindir, {bindir = bindir})
end
if toolchain then
return {sdkdir = toolchain.sdkdir, bindir = toolchain.bindir, cross = toolchain.cross, msystem = msystem}
end
end
-- find mingw toolchains
--
-- @param sdkdir the mingw directory
-- @param opt the argument options
-- e.g. {verbose = true, force = false, bindir = .., cross = ..., arch = ...}
--
-- @return the mingw toolchains. e.g. {sdkdir = .., bindir = .., cross = ..}
--
-- @code
--
-- local toolchain = find_mingw("/xxx/android-mingw-r10e")
-- local toolchain = find_mingw("/xxx/android-mingw-r10e", {force = true, verbose = true})
--
-- @endcode
--
-- find MinGW SDK
--
-- @param sdkdir the MinGW SDK directory (optional)
-- @param opt the options, e.g. {verbose = true, force = false}
-- @return the SDK info table {sdkdir, bindir, cross, ...}
--
function main(sdkdir, opt)
opt = opt or {}
-- attempt to load cache first
local key = "detect.sdks.find_mingw"
local cacheinfo = detectcache:get(key) or {}
if not opt.force and cacheinfo.mingw and cacheinfo.mingw.sdkdir and os.isdir(cacheinfo.mingw.sdkdir)
and cacheinfo.mingw.msystem == opt.msystem then
return cacheinfo.mingw
end
-- find mingw
local mingw = _find_mingw(sdkdir or config.get("mingw") or global.get("mingw") or config.get("sdk"), {
bindir = opt.bindir or config.get("bin"),
cross = opt.cross or config.get("cross"),
msystem = opt.msystem,
arch = opt.arch
})
if mingw and mingw.sdkdir then
config.set("mingw", mingw.sdkdir, {force = true, readonly = true})
if opt.verbose or option.get("verbose") then
cprint("checking for Mingw SDK ... ${color.success}%s (%s)", mingw.sdkdir, mingw.cross)
end
else
if opt.verbose or option.get("verbose") then
cprint("checking for Mingw SDK ... ${color.nothing}${text.nothing}")
end
end
-- save to cache
cacheinfo.mingw = mingw or false
detectcache:set(key, cacheinfo)
return mingw
end
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