add llvm-mingw toolchain

1 files changed, 110 insertions, 0 deletions

diff --git a/xmake/toolchains/llvm-mingw/xmake.lua b/xmake/toolchains/llvm-mingw/xmake.lua
new file mode 100644
index 000000000..833b7b979
--- /dev/null
+++ b/xmake/toolchains/llvm-mingw/xmake.lua
@@ -0,0 +1,110 @@
+--!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) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define toolchain
+toolchain("llvm-mingw")
+
+    -- set homepage
+    set_homepage("https://github.com/mstorsjo/llvm-mingw")
+    set_description("A LLVM based MinGW toolchain")
+
+    -- mark as standalone toolchain
+    set_kind("standalone")
+
+    -- set toolset
+    set_toolset("cc",     "clang")
+    set_toolset("cxx",    "clang", "clang++")
+    set_toolset("cpp",    "clang -E")
+    set_toolset("as",     "clang")
+    set_toolset("ld",     "clang++", "clang")
+    set_toolset("sh",     "clang++", "clang")
+    set_toolset("ar",     "llvm-ar")
+    set_toolset("ex",     "llvm-ar")
+    set_toolset("ranlib", "llvm-ranlib")
+    set_toolset("strip",  "llvm-strip")
+       
+    -- check toolchain
+    on_check(function (toolchain)
+
+        -- imports
+        import("lib.detect.find_tool")
+        import("lib.detect.find_path")
+        import("core.project.config")
+
+        -- find sdkdir
+        local sdkdir = get_config("mingw") or get_config("sdk")
+        if not sdkdir then
+            local pathes = {}
+            if not is_host("windows") then
+                table.insert(pathes, "/opt/llvm-mingw")
+            end
+            if #pathes > 0 then
+                sdkdir = find_path("generic-w64-mingw32", pathes)
+            end
+        end
+
+        -- find clang
+        local bindir = get_config("bin")
+        if not bindir and sdkdir then
+            bindir = path.join(sdkdir, "bin")
+        end
+        if not find_tool("clang", {pathes = bindir}) then
+            return
+        end
+
+        -- save the sdk directory
+        if sdkdir then
+            config.set("mingw", sdkdir, {force = true, readonly = true})
+            cprint("checking for the llvm-mingw directory ... ${color.success}%s", sdkdir)
+        else
+            cprint("checking for the llvm-mingw directory ... ${color.nothing}${text.nothing}")
+        end
+        return true
+    end)
+
+    -- on load
+    on_load(function (toolchain)
+
+        -- add target flags
+        local target
+        if toolchain:is_arch("x86_64", "x64") then
+            target = "x86_64-w64-mingw32"
+        elseif toolchain:is_arch("i386", "x86", "i686") then
+            target = "i686-w64-mingw32"
+        elseif toolchain:is_arch("arm64", "aarch64") then
+            target = "aarch64-w64-mingw32"
+        elseif toolchain:is_arch("armv7", "arm.*") then
+            target = "armv7-w64-mingw32"
+        else
+            raise("llvm-mingw: unknown architecture(%s)!", toolchain:arch())
+        end
+        toolchain:add("cxflags", "-target", target)
+        toolchain:add("mxflags", "-target", target)
+        toolchain:add("asflags", "-target", target)
+        toolchain:add("ldflags", "-target", target)
+        toolchain:add("shflags", "-target", target)
+
+        -- get sdk directory
+        local sdkdir = get_config("mingw")
+        if sdkdir then
+            toolchain:add("includedirs", path.join(sdkdir, "generic-w64-mingw32", "include"))
+            toolchain:add("includedirs", path.join(sdkdir, "generic-w64-mingw32", "include", "c++", "v1"))
+        end
+    end)