daemonpp: add package (#3353)

* daemonpp: add package

* daemonpp: add `using namespace std::chrono_literals;`

* daemonpp: change test method

* daemonpp: return 0

* daemonpp: fix test

* daemonpp: fix test

* daemonpp: copy files to daemonpp dir

* daemonpp: add all files to include dir

* daemonpp: reduce test size

packages/d/daemonpp/xmake.lua

@@ -0,0 +1,43 @@
+package("daemonpp")
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/baderouaich/daemonpp")
+    set_description("Simple C++ header only template for creating Linux daemons")
+    set_license("MIT")
+
+    add_urls("https://github.com/baderouaich/daemonpp.git")
+    add_versions("2023.05.01", "0989a8296e1f8b4075db7deb0c3474a5d3780954")
+
+    on_install("linux", function (package)
+        os.cp("include/*", package:installdir("include/daemonpp"))
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <chrono>
+            #include <daemonpp/daemon.hpp>
+
+            using namespace daemonpp;
+
+            class my_daemon : public daemon
+            {
+            public:
+                void on_start(const dconfig& cfg) override {
+                }
+                void on_update() override {
+                }
+                void on_stop() override {
+                }
+                void on_reload(const dconfig& cfg) override {
+                }
+            };
+
+            int test(int argc, const char* argv[]) {
+                my_daemon dmn;
+                dmn.set_name("my_daemon");
+                dmn.set_update_duration(std::chrono::seconds(3));
+                dmn.set_cwd("/");
+                dmn.run(argc, argv);
+                return 0;
+            }
+        ]]}, {configs = {languages = "cxx11"}}))
+    end)