Make rustc target_triple public

from private.tools.rust.target_triple to core.tools.rustc.target_triple

1 files changed, 96 insertions, 0 deletions

diff --git a/xmake/modules/core/tools/rustc/target_triple.lua b/xmake/modules/core/tools/rustc/target_triple.lua
new file mode 100644
index 000000000..3a83aed7e
--- /dev/null
+++ b/xmake/modules/core/tools/rustc/target_triple.lua
@@ -0,0 +1,96 @@
+--!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, TBOOX Open Source Group.
+--
+-- @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" 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)
+
+    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