simplecpp: add package (#7918)

packages/s/simplecpp/xmake.lua

@@ -0,0 +1,39 @@
+package("simplecpp")
+    set_homepage("https://github.com/danmar/simplecpp")
+    set_description("C++ preprocessor")
+    set_license("OBSD")
+
+    add_urls("https://github.com/danmar/simplecpp/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/danmar/simplecpp.git")
+
+    add_versions("1.5.1", "68c893f6f8005fd47ebe720cc5d1cb1664ae282b7607854211248b413105ee50")
+
+    on_install(function (package)
+        if package:is_plat("windows") and package:config("shared") then
+            package:add("defines", "SIMPLECPP_IMPORT")
+        end
+
+        io.writefile("xmake.lua", [[
+            add_rules("mode.debug", "mode.release")
+            set_languages("c++11")
+            target("simplecpp")
+                set_kind("$(kind)")
+                add_files("simplecpp.cpp")
+                add_headerfiles("simplecpp.h")
+                if is_plat("windows") and is_kind("shared") then
+                    add_defines("SIMPLECPP_EXPORT")
+                    add_defines("SIMPLECPP_IMPORT", {interface = true})
+                end
+        ]])
+        import("package.tools.xmake").install(package)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <simplecpp.h>
+
+            void test() {
+                auto location = simplecpp::Location({});
+            }
+        ]]}, {configs = {languages = "c++11"}}))
+    end)