From bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 Mon Sep 17 00:00:00 2001
From: Lexi Winter <lexi@le-fay.org>
Date: Sun, 29 Jun 2025 19:25:29 +0100
Subject: import catch2 3.8.1

---
 src/catch2/internal/catch_errno_guard.hpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 src/catch2/internal/catch_errno_guard.hpp

(limited to 'src/catch2/internal/catch_errno_guard.hpp')

diff --git a/src/catch2/internal/catch_errno_guard.hpp b/src/catch2/internal/catch_errno_guard.hpp
new file mode 100644
index 0000000..df1237d
--- /dev/null
+++ b/src/catch2/internal/catch_errno_guard.hpp
@@ -0,0 +1,27 @@
+
+//              Copyright Catch2 Authors
+// Distributed under the Boost Software License, Version 1.0.
+//   (See accompanying file LICENSE.txt or copy at
+//        https://www.boost.org/LICENSE_1_0.txt)
+
+// SPDX-License-Identifier: BSL-1.0
+#ifndef CATCH_ERRNO_GUARD_HPP_INCLUDED
+#define CATCH_ERRNO_GUARD_HPP_INCLUDED
+
+namespace Catch {
+
+    //! Simple RAII class that stores the value of `errno`
+    //! at construction and restores it at destruction.
+    class ErrnoGuard {
+    public:
+        // Keep these outlined to avoid dragging in macros from <cerrno>
+
+        ErrnoGuard();
+        ~ErrnoGuard();
+    private:
+        int m_oldErrno;
+    };
+
+}
+
+#endif // CATCH_ERRNO_GUARD_HPP_INCLUDED
-- 
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