1 files changed, 40 insertions, 0 deletions
diff --git a/ipc/glue/LaunchError.h b/ipc/glue/LaunchError.h
new file mode 100644
index 0000000000..efa8ba4de4
--- /dev/null
+++ b/ipc/glue/LaunchError.h
@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_ipc_LaunchError_h
+#define mozilla_ipc_LaunchError_h
+
+#include "prerror.h"
+
+#if defined(XP_WIN)
+#  include <windows.h>
+#  include <winerror.h>
+using OsError = HRESULT;
+#else
+using OsError = int;
+#endif
+
+namespace mozilla::ipc {
+
+class LaunchError {
+ public:
+  explicit LaunchError(const char* aFunction, OsError aError = 0);
+#if defined(XP_WIN)
+  explicit LaunchError(const char* aFunction, PRErrorCode aError);
+  explicit LaunchError(const char* aFunction, DWORD aError);
+#endif  // defined(XP_WIN)
+
+  const char* FunctionName() const;
+  OsError ErrorCode() const;
+
+ private:
+  const char* mFunction;
+  OsError mError;
+};
+
+}  // namespace mozilla::ipc
+
+#endif  // ifndef mozilla_ipc_LaunchError_h