1 files changed, 23 insertions, 22 deletions
diff --git a/src/base/platform/win/Base.cpp b/src/base/platform/win/Base.cpp
index 5edf9779..0aae6466 100644
--- a/src/base/platform/win/Base.cpp
+++ b/src/base/platform/win/Base.cpp
@@ -1,37 +1,38 @@
 #include "cru/base/platform/win/Base.h"
 
 #include <format>
-#include <optional>
 
 namespace cru::platform::win {
 
-inline std::string HResultMakeMessage(HRESULT h_result,
-                                      std::optional<std::string_view> message) {
-  if (message.has_value())
-    return std::format("HRESULT: {}. Message: {}", h_result, *message);
-  else
-    return std::format("HRESULT: {}.", h_result);
-}
-
-HResultError::HResultError(HRESULT h_result)
-    : Exception(HResultMakeMessage(h_result, std::nullopt)),
-      h_result_(h_result) {}
-
 HResultError::HResultError(HRESULT h_result,
                            std::string_view additional_message)
-    : Exception(HResultMakeMessage(h_result, additional_message)),
-      h_result_(h_result) {}
-
-inline std::string Win32MakeMessage(DWORD error_code,
-                                    std::string_view message) {
-  return std::format("Last error code: {}.\nMessage: {}\n", error_code,
-                     message);
+    : Exception(std::format("HRESULT is {}.", h_result)), h_result_(h_result) {
+  AppendMessage(additional_message);
 }
 
 Win32Error::Win32Error(std::string_view message)
     : Win32Error(::GetLastError(), message) {}
 
 Win32Error::Win32Error(DWORD error_code, std::string_view message)
-    : Exception(Win32MakeMessage(error_code, message)),
-      error_code_(error_code) {}
+    : Exception(std::format("Last Windows error code is {}.", error_code)),
+      error_code_(error_code) {
+  AppendMessage(message);
+}
+
+UniDirectionalWin32PipeResult OpenUniDirectionalPipe(Win32PipeFlag flag) {
+  HANDLE read, write;
+  CheckWinReturn(::CreatePipe(&read, &write, nullptr, 0));
+
+  if (flag.Has(Win32PipeFlags::ReadInheritable)) {
+    CheckWinReturn(
+        ::SetHandleInformation(read, HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT));
+  }
+
+  if (flag.Has(Win32PipeFlags::WriteInheritable)) {
+    CheckWinReturn(::SetHandleInformation(write, HANDLE_FLAG_INHERIT,
+                                          HANDLE_FLAG_INHERIT));
+  }
+
+  return {Win32Handle(read, true), Win32Handle(write, true)};
+}
 }  // namespace cru::platform::win