RE: suggestion : method to push constant strings

["Joshua Jensen" <jjensen@...>]

>   These strings are only "active" in the Lua function called from 
>   C++ side, and are GC'd as the script returns. Such strings have a 
>   very low lifetime, and do not need to be otherwise "managed" by 
>   Lua. 

It is likely that the size of a 'double' on your architecture is 64
bits.  If it is, and the Lua script doesn't actually do any operations
on the string (just passes it through to C), you can implement a fake
32-bit pointer by passing the pointer as a double through
lua_pushnumber().

Josh