add executable_path

1 files changed, 58 insertions, 0 deletions

diff --git a/xmake/modules/private/utils/executable_path.lua b/xmake/modules/private/utils/executable_path.lua
new file mode 100644
index 000000000..f410d9a00
--- /dev/null
+++ b/xmake/modules/private/utils/executable_path.lua
@@ -0,0 +1,58 @@
+--!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      ruki
+-- @file        executable_path.lua
+--
+
+-- get executable file path
+--
+-- e.g.
+-- "/usr/bin/xcrun -sdk macosx clang" -> "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang"
+--
+-- @see
+-- https://github.com/xmake-io/xmake/issues/3159
+-- https://github.com/xmake-io/xmake/issues/3286
+-- https://github.com/xmake-io/xmake-repo/pull/1840#issuecomment-1434096993
+function main(program)
+    local program_map = _g.program_map
+    if program_map == nil then
+        program_map = {}
+        _g.program_map = program_map
+    end
+    local filepath = program_map[program]
+    if filepath then
+        return filepath
+    end
+    if is_host("macosx") and program:find("xcrun -sdk", 1, true) then
+        local cmd = program:gsub("xcrun %-sdk (%S+) (%S+)", function (plat, cc)
+            return "xcrun -sdk " .. plat .. " -f " .. cc
+        end)
+        local splitinfo = cmd:split("%s")
+        local result = try {function() return os.iorunv(splitinfo[1], table.slice(splitinfo, 2) or {}) end}
+        if result then
+            result = result:trim()
+            if #result > 0 then
+                filepath = result
+            end
+        end
+    end
+    if not filepath then
+        filepath = program
+    end
+    program_map[program] = filepath
+    return filepath
+end