pcapplusplus: disable `-Werror` and fix Clang's warning (#5742)

* pcapplusplus: patch for `-Werror=overloaded-virtual`

* pcapplusplus: no warning as error

packages/p/pcapplusplus/patches/v24.09/explicit-override.patch

@@ -0,0 +1,44 @@
+diff --git a/Pcap++/header/WinPcapLiveDevice.h b/Pcap++/header/WinPcapLiveDevice.h
+index 9cc5a501..816a96cf 100644
+--- a/Pcap++/header/WinPcapLiveDevice.h
++++ b/Pcap++/header/WinPcapLiveDevice.h
+@@ -1,10 +1,8 @@
+ #pragma once
+ 
+-#if defined(_WIN32)
+-
+ /// @file
+ 
+-#	include "PcapLiveDevice.h"
++#include "PcapLiveDevice.h"
+ 
+ /**
+  * \namespace pcpp
+@@ -34,17 +32,17 @@ namespace pcpp
+ 		WinPcapLiveDevice& operator=(const WinPcapLiveDevice& other);
+ 
+ 	public:
+-		virtual LiveDeviceType getDeviceType() const
++		LiveDeviceType getDeviceType() const override
+ 		{
+ 			return WinPcapDevice;
+ 		}
+ 
+ 		bool startCapture(OnPacketArrivesCallback onPacketArrives, void* onPacketArrivesUserCookie,
+ 		                  int intervalInSecondsToUpdateStats, OnStatsUpdateCallback onStatsUpdate,
+-		                  void* onStatsUpdateUserCookie);
++		                  void* onStatsUpdateUserCookie) override;
+ 		bool startCapture(int intervalInSecondsToUpdateStats, OnStatsUpdateCallback onStatsUpdate,
+-		                  void* onStatsUpdateUserCookie);
+-		bool startCapture(RawPacketVector& capturedPacketsVector)
++		                  void* onStatsUpdateUserCookie) override;
++		bool startCapture(RawPacketVector& capturedPacketsVector) override
+ 		{
+ 			return PcapLiveDevice::startCapture(capturedPacketsVector);
+ 		}
+@@ -76,5 +74,3 @@ namespace pcpp
+ 	};
+ 
+ }  // namespace pcpp
+-
+-#endif  // _WIN32

packages/p/pcapplusplus/xmake.lua

@@ -10,6 +10,7 @@ package("pcapplusplus")
     add_versions("v23.09", "f2b92d817df6138363be0d144a61716f8ecc43216f0008135da2e0e15727d35a")
 
     add_patches("v24.09", "patches/v24.09/vla.patch", "8c380468c78118b6d85f6b3856cd49c4d890fd326dde3400b8c47c01c885cef4")
+    add_patches("v24.09", "patches/v24.09/explicit-override.patch", "d4ff15e920ea4996f6d3105e898e42d75cfab47b7e930467442ae356a361cf25")
 
     add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
 
@@ -34,6 +35,7 @@ package("pcapplusplus")
         local configs = {
             "-DPCAPPP_BUILD_EXAMPLES=OFF",
             "-DPCAPPP_BUILD_TESTS=OFF",
+            "--compile-no-warning-as-error",
         }
         table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:is_debug() and "Debug" or "Release"))
         import("package.tools.cmake").install(package, configs)