From 18fcc04c963d09c79586859cce46450dda9ebe7e Mon Sep 17 00:00:00 2001
From: Volodymyr Kolesnykov <volodymyr@wildwolf.name>
Date: Thu, 3 Oct 2024 03:31:13 +0300
Subject: [PATCH] ci: try a unicode build

---
 ci/CMakeLists.txt     | 5 +++++
 examples/example1.cpp | 9 ++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/ci/CMakeLists.txt b/ci/CMakeLists.txt
index 43d038b..15f3043 100644
--- a/ci/CMakeLists.txt
+++ b/ci/CMakeLists.txt
@@ -21,6 +21,11 @@ set_target_properties(
         COMPILE_DEFINITIONS WWA_OPENTELEMETRY_RESOURCE_DETECTORS_STATIC_DEFINE
 )
 
+if(WIN32)
+    target_compile_definitions(ci-cmake PRIVATE -DUNICODE -D_UNICODE)
+    set_target_properties(ci-cmake PROPERTIES LINK_FLAGS "/ENTRY:wWinMainCRTStartup")
+endif()
+
 if(NOT WIN32)
     include(FindPkgConfig)
     pkg_check_modules(wwa_opentelemetry_resource_detectors REQUIRED IMPORTED_TARGET wwa_opentelemetry_resource_detectors)
diff --git a/examples/example1.cpp b/examples/example1.cpp
index 9251e69..062f220 100644
--- a/examples/example1.cpp
+++ b/examples/example1.cpp
@@ -1,3 +1,10 @@
+#ifdef _WIN32
+#    include <windows.h>
+#    define MAIN _tmain
+#else
+#    define MAIN main
+#endif
+
 #include <iostream>
 #include <memory>
 #include <vector>
@@ -29,7 +36,7 @@ struct adl_serializer<opentelemetry::sdk::common::OwnedAttributeValue> {
 
 }  // namespace nlohmann
 
-int main()  // NOLINT(bugprone-exception-escape)
+int MAIN()  // NOLINT(bugprone-exception-escape)
 {
     std::vector<std::unique_ptr<opentelemetry::sdk::resource::ResourceDetector>> detectors;
     detectors.emplace_back(std::make_unique<wwa::opentelemetry::resource::container_resource_detector>());