ruapu: add package (#3549)

packages/r/ruapu/xmake.lua

@@ -0,0 +1,18 @@
+package("ruapu")
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/nihui/ruapu")
+    set_description("Detect CPU features with single-file")
+    set_license("MIT")
+
+    add_urls("https://github.com/nihui/ruapu/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/nihui/ruapu.git")
+
+    add_versions("0.1.0", "65fd826ed1772717d4cee70b6620277df0328408612f7643658a0064f1a163ff")
+
+    on_install(function (package)
+        os.cp("ruapu.h", package:installdir("include"))
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("ruapu_init", {includes = "ruapu.h", defines = "RUAPU_IMPLEMENTATION"}))
+    end)