fix(guards): add leading underscores to ntp headers

Update NTP-related header include guards to match project prefixing rules.

Author: NewYaroslav

include/time_shield/ntp_client/ntp_client_core.hpp

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
 #pragma once
-#ifndef TIME_SHIELD_NTP_CLIENT_CORE_HPP_INCLUDED
-#define TIME_SHIELD_NTP_CLIENT_CORE_HPP_INCLUDED
+#ifndef _TIME_SHIELD_NTP_CLIENT_CORE_HPP_INCLUDED
+#define _TIME_SHIELD_NTP_CLIENT_CORE_HPP_INCLUDED
 
 #include "ntp_packet.hpp"
 #include "udp_transport.hpp"
@@ -84,4 +84,4 @@ namespace detail {
 } // namespace detail
 } // namespace time_shield
 
-#endif // TIME_SHIELD_NTP_CLIENT_CORE_HPP_INCLUDED
+#endif // _TIME_SHIELD_NTP_CLIENT_CORE_HPP_INCLUDED

include/time_shield/ntp_client/ntp_packet.hpp

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
 #pragma once
-#ifndef TIME_SHIELD_NTP_PACKET_HPP_INCLUDED
-#define TIME_SHIELD_NTP_PACKET_HPP_INCLUDED
+#ifndef _TIME_SHIELD_NTP_PACKET_HPP_INCLUDED
+#define _TIME_SHIELD_NTP_PACKET_HPP_INCLUDED
 
 #include <cstdint>
 #include <cstring>
@@ -163,4 +163,4 @@ namespace detail {
 } // namespace detail
 } // namespace time_shield
 
-#endif // TIME_SHIELD_NTP_PACKET_HPP_INCLUDED
+#endif // _TIME_SHIELD_NTP_PACKET_HPP_INCLUDED

include/time_shield/ntp_client/udp_transport_posix.hpp

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
 #pragma once
-#ifndef TIME_SHIELD_UDP_TRANSPORT_POSIX_HPP_INCLUDED
-#define TIME_SHIELD_UDP_TRANSPORT_POSIX_HPP_INCLUDED
+#ifndef _TIME_SHIELD_UDP_TRANSPORT_POSIX_HPP_INCLUDED
+#define _TIME_SHIELD_UDP_TRANSPORT_POSIX_HPP_INCLUDED
 
 #if TIME_SHIELD_PLATFORM_UNIX
 
@@ -90,6 +90,6 @@ namespace detail {
 } // namespace detail
 } // namespace time_shield
 
-#endif // TIME_SHIELD_PLATFORM_UNIX
+#endif // _TIME_SHIELD_PLATFORM_UNIX
 
-#endif // TIME_SHIELD_UDP_TRANSPORT_POSIX_HPP_INCLUDED
+#endif // _TIME_SHIELD_UDP_TRANSPORT_POSIX_HPP_INCLUDED

include/time_shield/ntp_client/udp_transport_win.hpp

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
 #pragma once
-#ifndef TIME_SHIELD_UDP_TRANSPORT_WIN_HPP_INCLUDED
-#define TIME_SHIELD_UDP_TRANSPORT_WIN_HPP_INCLUDED
+#ifndef _TIME_SHIELD_UDP_TRANSPORT_WIN_HPP_INCLUDED
+#define _TIME_SHIELD_UDP_TRANSPORT_WIN_HPP_INCLUDED
 
 #if TIME_SHIELD_PLATFORM_WINDOWS
 
@@ -90,6 +90,6 @@ namespace detail {
 } // namespace detail
 } // namespace time_shield
 
-#endif // TIME_SHIELD_PLATFORM_WINDOWS
+#endif // _TIME_SHIELD_PLATFORM_WINDOWS
 
-#endif // TIME_SHIELD_UDP_TRANSPORT_WIN_HPP_INCLUDED
+#endif // _TIME_SHIELD_UDP_TRANSPORT_WIN_HPP_INCLUDED

include/time_shield/ntp_client_pool_runner.hpp

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
 #pragma once
-#ifndef TIME_SHIELD_NTP_CLIENT_POOL_RUNNER_HPP_INCLUDED
-#define TIME_SHIELD_NTP_CLIENT_POOL_RUNNER_HPP_INCLUDED
+#ifndef _TIME_SHIELD_NTP_CLIENT_POOL_RUNNER_HPP_INCLUDED
+#define _TIME_SHIELD_NTP_CLIENT_POOL_RUNNER_HPP_INCLUDED
 
 #include "config.hpp"
 
@@ -229,6 +229,6 @@ namespace time_shield {
     };
 } // namespace time_shield
 
-#endif // TIME_SHIELD_ENABLE_NTP_CLIENT
+#endif // _TIME_SHIELD_ENABLE_NTP_CLIENT
 
-#endif // TIME_SHIELD_NTP_CLIENT_POOL_RUNNER_HPP_INCLUDED
+#endif // _TIME_SHIELD_NTP_CLIENT_POOL_RUNNER_HPP_INCLUDED

include/time_shield/ntp_time_service.hpp

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
 #pragma once
-#ifndef TIME_SHIELD_NTP_TIME_SERVICE_HPP_INCLUDED
-#define TIME_SHIELD_NTP_TIME_SERVICE_HPP_INCLUDED
+#ifndef _TIME_SHIELD_NTP_TIME_SERVICE_HPP_INCLUDED
+#define _TIME_SHIELD_NTP_TIME_SERVICE_HPP_INCLUDED
 
 #include "config.hpp"
 
@@ -177,9 +177,9 @@ namespace time_shield {
             std::atomic<int64_t> m_last_success_realtime_us{0};
             std::atomic<int64_t> m_offset_us{0};
         };
-#endif // TIME_SHIELD_TEST_FAKE_NTP
+#endif // _TIME_SHIELD_TEST_FAKE_NTP
 
-#ifndef TIME_SHIELD_CPP17
+#ifndef _TIME_SHIELD_CPP17
 #if defined(TIME_SHIELD_TEST_FAKE_NTP)
         using RunnerAlias = detail::FakeNtpRunner;
 #else
@@ -534,7 +534,7 @@ namespace time_shield {
         std::unique_ptr<RunnerT> m_runner;
     };
 
-#ifndef TIME_SHIELD_CPP17
+#ifndef _TIME_SHIELD_CPP17
 namespace detail {
 #if defined(TIME_SHIELD_NTP_TIME_SERVICE_DEFINE)
     NtpTimeServiceT<RunnerAlias> g_ntp_time_service;
@@ -667,6 +667,6 @@ namespace time_shield {
     };
 } // namespace time_shield
 
-#endif // TIME_SHIELD_ENABLE_NTP_CLIENT
+#endif // _TIME_SHIELD_ENABLE_NTP_CLIENT
 
-#endif // TIME_SHIELD_NTP_TIME_SERVICE_HPP_INCLUDED
+#endif // _TIME_SHIELD_NTP_TIME_SERVICE_HPP_INCLUDED