From cb68fee268b144f6d16f7102cbc646e7d810f64a Mon Sep 17 00:00:00 2001
From: Luke Alonso <lalonso@twitter.com>
Date: Thu, 10 Mar 2016 16:30:59 -0800
Subject: [PATCH] Lua 5.3 integer support

---
 types.lua | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 54 insertions(+), 1 deletion(-)

diff --git a/types.lua b/types.lua
index fb0cb3c..4c7445e 100644
--- a/types.lua
+++ b/types.lua
@@ -74,7 +74,7 @@ argtypes.index = {
               end
 }
 
-for _,typename in ipairs({"real", "unsigned char", "char", "short", "int", "long", "float", "double"}) do
+for _,typename in ipairs({"real", "float", "double"}) do
    argtypes[typename] = {
 
       helpname = function(arg)
@@ -127,6 +127,59 @@ for _,typename in ipairs({"real", "unsigned char", "char", "short", "int", "long
    }
 end
 
+for _,typename in ipairs({"unsigned char", "char", "short", "int", "long"}) do
+   argtypes[typename] = {
+
+      helpname = function(arg)
+                    return typename
+                 end,
+
+      declare = function(arg)
+                   -- if it is a number we initialize here
+                   local default = tonumber(interpretdefaultvalue(arg)) or 0
+                   return string.format("%s arg%d = %g;", typename, arg.i, default)
+                end,
+
+      check = function(arg, idx)
+                 return string.format("lua_isnumber(L, %d)", idx)
+              end,
+
+      read = function(arg, idx)
+                return string.format("arg%d = (%s)lua_tointeger(L, %d);", arg.i, typename, idx)
+             end,
+
+      init = function(arg)
+                -- otherwise do it here
+                if arg.default then
+                   local default = interpretdefaultvalue(arg)
+                   if not tonumber(default) then
+                      return string.format("arg%d = %s;", arg.i, default)
+                   end
+                end
+             end,
+
+      carg = function(arg)
+                return string.format('arg%d', arg.i)
+             end,
+
+      creturn = function(arg)
+                   return string.format('arg%d', arg.i)
+                end,
+
+      precall = function(arg)
+                   if arg.returned then
+                      return string.format('lua_pushinteger(L, (long)arg%d);', arg.i)
+                   end
+                end,
+
+      postcall = function(arg)
+                    if arg.creturned then
+                       return string.format('lua_pushinteger(L, (long)arg%d);', arg.i)
+                    end
+                 end
+   }
+end
+
 argtypes.byte = argtypes['unsigned char']
 
 argtypes.boolean = {