adapt window/macos - main entry point issue / toolchain issue

Author: Sunrisepeak

tests/cmdline_test.cpp

@@ -3,6 +3,11 @@
 import std;
 import mcpplibs.cmdline;
 
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
+
 using namespace mcpplibs::cmdline;
 
 // Build argv from program name + args for parse()

tests/xmake.lua

@@ -1,7 +1,7 @@
 add_rules("mode.debug", "mode.release")
 set_languages("c++23")
 
-add_requires("gtest", { configs = { main = true } })
+add_requires("gtest")
 
 target("cmdline_test")
     set_kind("binary")

xmake.lua

@@ -5,4 +5,6 @@ target("cmdline")
     add_files("src/*.cppm", { public = true, install = true })
     set_policy("build.c++.modules", true)
 
-includes("examples", "tests")
+if not is_host("macosx") then
+    includes("examples", "tests")
+end