Add enet6 package (#2670)

packages/e/enet6/xmake.lua

@@ -0,0 +1,47 @@
+package("enet6")
+    set_homepage("https://github.com/SirLynix/enet6")
+    set_description("A fork of ENet (reliable UDP networking library) in order to add IPv6 support.")
+    set_license("MIT")
+
+    add_urls("https://github.com/SirLynix/enet6/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/SirLynix/enet6.git")
+
+    add_versions("v6.0.0", "4a6358fcf81a0011d7342349d60941201f88c1c88f124f583a502e4591030a88")
+
+    if is_plat("windows", "mingw") then
+        add_syslinks("winmm", "ws2_32")
+    end
+
+    on_load("windows", "mingw", function (package)
+        if package:config("shared") then
+            package:add("defines", "ENET_DLL")
+        end
+    end)
+
+    on_install(function (package)
+        import("package.tools.xmake").install(package)
+   end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            void test()
+            {
+                if (enet_initialize () != 0)
+                    return;
+
+                ENetAddress address;
+                ENetHost* server;
+                enet_address_build_any(&address, ENET_ADDRESS_TYPE_IPV6);
+                address.port = 1234;
+                server = enet_host_create (ENET_ADDRESS_TYPE_ANY, &address, 32, 2, 0, 0);
+                if (server == NULL)
+                    return;
+
+                ENetEvent event;
+                while (enet_host_service (server, &event, 1000) > 0);
+
+                enet_host_destroy(server);
+                enet_deinitialize();
+            }
+        ]]}, {includes = {"enet6/enet.h"}}))
+    end)