add lua

packages/l/lua/xmake.lua

@@ -0,0 +1,20 @@
+package("lua")
+
+    set_homepage("http://lua.org")
+    set_description("A powerful, efficient, lightweight, embeddable scripting language.")
+
+    set_urls("https://www.lua.org/ftp/lua-$(version).tar.gz",
+             "https://github.com/lua/lua.git")
+
+    add_versions("5.3.5", "0c2eed3f960446e1a3e4b9a1ca2f3ff893b6ce41942cf54d5dd59ab4b3b058ac")
+
+    on_install("macosx", "linux", function (package)
+        io.gsub("./Makefile", "INSTALL_TOP= /usr/local", "INSTALL_TOP=" .. package:installdir())
+        if is_plat("macosx") then
+            os.vrun("make macosx")
+        else
+            os.vrun("make linux")
+        end
+        os.vrun("make install")
+    end)
+