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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 SirLynix
-- @file target_triple.lua
--
-- get arch part
function _translate_arch(arch, opt)
local maps =
{
["aarch64"] = "aarch64"
, ["arm"] = "arm"
, ["armv5te"] = "arm"
, ["armeabi"] = "arm"
, ["armeabi-v7a"] = "armv7"
, ["armv7-a"] = "armv7"
, ["arm64"] = "aarch64"
, ["arm64-v8a"] = "aarch64"
, ["i386"] = "i686"
, ["i686"] = "i686"
, ["x86"] = "i686"
, ["x86_64"] = "x86_64"
, ["x64"] = "x86_64"
, ["wasm32"] = "wasm32"
, ["wasm64"] = "wasm64"
}
return maps[arch] or arch
end
-- get platform part
function _translate_plat(plat, arch, opt)
if plat == "windows" then
return "-pc-windows-msvc"
elseif plat == "mingw" or plat == "msys" then
return "-pc-windows-gnu"
elseif plat == "linux" then
return "-unknown-linux-gnu"
elseif plat == "macosx" then
return "-apple-darwin"
elseif plat == "android" then
if arch == "armeabi-v7a" or arch == "armeabi" or arch == "armv7-a" or arch == "armv5te" then
return "-linux-androideabi"
else
return "-linux-android"
end
elseif plat == "iphoneos" or plat == "appletvos" or plat == "watchos" then
local suffix = opt and opt.apple_sim and "-sim" or ""
if plat == "iphoneos" then
return "-apple-ios" .. suffix
elseif plat == "appletvos" then
return "-apple-tvos" .. suffix
elseif plat == "watchos" then
return "-apple-watchos" .. suffix
end
elseif plat == "bsd" then
return "-unknown-freebsd"
elseif plat == "wasm" then
return "-unknown-unknown"
end
end
-- gets the rustc compatible target triple (e.g. x86_64-pc-windows-msvc) for a set plat/arch
--
-- @param plat the target plat, e.g. windows, android, macosx, ...
-- @param arch the target name, e.g. arm64, x86_64, wasm64, ...
-- @param opt the options, e.g. {apple_sim = true)
--
-- @return a valid rustc triple if plat and arch are recognized, nil otherwise
function main(plat, arch, opt)
-- is triple? return it directly
-- @see https://github.com/xmake-io/xmake/issues/6574
if arch:match("%w+%-%w+%-%w+") then
return arch
end
local target_arch = _translate_arch(arch, opt)
if not target_arch then
return
end
local target_plat = _translate_plat(plat, arch, opt)
if not target_plat then
return
end
return target_arch .. target_plat
end
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