Re: Lua (3.1) object comparison in C

[Cyril Zorin <cyril.zorin@...>]

Javier,

I'm working with Lua 3.1 (as mentioned in the original email's  
title), and the Lua 3.1 manual does not contain the below functions.

Cyril.

On 20-May-06, at 12:42 PM, Javier Guerra wrote:

> On Saturday 20 May 2006 11:25 am, Cyril Zorin wrote:
> > Hi,
> >
> > What's an idiomatic way to compare two lua_Objects in C? I'm guessing
>
> from the manual (3.4 - Querying the Stack):
>
> The API also contains functions to compare two values in the stack:
>
>        int lua_equal    (lua_State *L, int index1, int index2);
>        int lua_rawequal (lua_State *L, int index1, int index2);
>        int lua_lessthan (lua_State *L, int index1, int index2);
>
> lua_equal and lua_lessthan are equivalent to their counterparts in  
> Lua (see
> 2.5.2). lua_rawequal compares the values for primitive equality,  
> without
> metamethods. These functions return 0 (false) if any of the indices  
> are
> non-valid.
>
> --
> Javier