From b326f819abf0cd1aeb0993a9801fcdca2c960dfd Mon Sep 17 00:00:00 2001
From: Simon Rozman <simon@rozman.si>
Date: Mon, 11 Sep 2023 16:44:30 +0200
Subject: [PATCH] Fix to compile using XCode

Signed-off-by: Simon Rozman <simon@rozman.si>
---
 include/stdex/sal.hpp    |  6 ++++++
 include/stdex/stream.hpp | 22 +++++++++++-----------
 include/stdex/system.hpp |  8 ++++----
 3 files changed, 21 insertions(+), 15 deletions(-)

diff --git a/include/stdex/sal.hpp b/include/stdex/sal.hpp
index cdae469e1..9c17d5090 100644
--- a/include/stdex/sal.hpp
+++ b/include/stdex/sal.hpp
@@ -92,3 +92,9 @@
 #else
 #define _Deprecated_(message) [[deprecated(message)]]
 #endif
+
+#ifdef _WIN32
+#define _Unreferenced_(x) UNREFERENCED_PARAMETER(x)
+#else
+#define _Unreferenced_(x)
+#endif
diff --git a/include/stdex/stream.hpp b/include/stdex/stream.hpp
index 794b5957a..a5e6cb1da 100644
--- a/include/stdex/stream.hpp
+++ b/include/stdex/stream.hpp
@@ -87,8 +87,8 @@ namespace stdex
 			virtual _Success_(return != 0 || length == 0) size_t read(
 				_Out_writes_bytes_to_opt_(length, return) void* data, _In_ size_t length)
 			{
-				UNREFERENCED_PARAMETER(data);
-				UNREFERENCED_PARAMETER(length);
+				_Unreferenced_(data);
+				_Unreferenced_(length);
 				m_state = state_t::fail;
 				return 0;
 			}
@@ -105,8 +105,8 @@ namespace stdex
 			virtual _Success_(return != 0) size_t write(
 				_In_reads_bytes_opt_(length) const void* data, _In_ size_t length)
 			{
-				UNREFERENCED_PARAMETER(data);
-				UNREFERENCED_PARAMETER(length);
+				_Unreferenced_(data);
+				_Unreferenced_(length);
 				m_state = state_t::fail;
 				return 0;
 			}
@@ -753,8 +753,8 @@ namespace stdex
 			///
 			virtual void lock(_In_ fpos_t offset, _In_ fsize_t length)
 			{
-				UNREFERENCED_PARAMETER(offset);
-				UNREFERENCED_PARAMETER(length);
+				_Unreferenced_(offset);
+				_Unreferenced_(length);
 				throw std::exception("not implemented");
 			}
 
@@ -763,8 +763,8 @@ namespace stdex
 			///
 			virtual void unlock(_In_ fpos_t offset, _In_ fsize_t length)
 			{
-				UNREFERENCED_PARAMETER(offset);
-				UNREFERENCED_PARAMETER(length);
+				_Unreferenced_(offset);
+				_Unreferenced_(length);
 				throw std::exception("not implemented");
 			}
 
@@ -808,7 +808,7 @@ namespace stdex
 			///
 			virtual void set_ctime(time_point date)
 			{
-				UNREFERENCED_PARAMETER(date);
+				_Unreferenced_(date);
 				throw std::exception("not implemented");
 			}
 
@@ -817,7 +817,7 @@ namespace stdex
 			///
 			virtual void set_atime(time_point date)
 			{
-				UNREFERENCED_PARAMETER(date);
+				_Unreferenced_(date);
 				throw std::exception("not implemented");
 			}
 
@@ -826,7 +826,7 @@ namespace stdex
 			///
 			virtual void set_mtime(time_point date)
 			{
-				UNREFERENCED_PARAMETER(date);
+				_Unreferenced_(date);
 				throw std::exception("not implemented");
 			}
 
diff --git a/include/stdex/system.hpp b/include/stdex/system.hpp
index 5a62fc05e..d23352d4b 100644
--- a/include/stdex/system.hpp
+++ b/include/stdex/system.hpp
@@ -1,4 +1,4 @@
-/*
+/*
 	SPDX-License-Identifier: MIT
 	Copyright © 2023 Amebis
 */
@@ -136,12 +136,12 @@ namespace stdex
 		///
 		/// Closes object
 		///
-		static void close(sys_handle h)
+		static void close(_In_ sys_handle h)
 		{
 #ifdef _WIN32
 			if (CloseHandle(h) || GetLastError() == ERROR_INVALID_HANDLE)
 #else
-			if (close(h) >= 0 || errno == EBADF)
+			if (::close(h) >= 0 || errno == EBADF)
 #endif
 				return;
 			throw std::runtime_error("failed to close handle");
@@ -157,7 +157,7 @@ namespace stdex
 			HANDLE process = GetCurrentProcess();
 			if (DuplicateHandle(process, h, process, &h_new, 0, inherit, DUPLICATE_SAME_ACCESS))
 #else
-			UNREFERENCED_PARAMETER(inherit);
+			_Unreferenced_(inherit);
 			if ((h_new = dup(h)) >= 0)
 #endif
 				return h_new;