Click here to Skip to main content
Click here to Skip to main content
 
Add your own
alternative version

Integrating Lua into C++

, 2 Sep 2005 CPOL
An article about embedding the Lua scripting language with C++ objects.
/*
** $Id: lmem.h,v 1.26 2002/05/01 20:40:42 roberto Exp $
** Interface to Memory Manager
** See Copyright Notice in lua.h
*/

#ifndef lmem_h
#define lmem_h


#include <stddef.h>

#include "llimits.h"
#include "lua.h"

#define MEMERRMSG	"not enough memory"


void *luaM_realloc (lua_State *L, void *oldblock, lu_mem oldsize, lu_mem size);

void *luaM_growaux (lua_State *L, void *block, int *size, int size_elem,
                    int limit, const char *errormsg);

#define luaM_free(L, b, s)	luaM_realloc(L, (b), (s), 0)
#define luaM_freelem(L, b)	luaM_realloc(L, (b), sizeof(*(b)), 0)
#define luaM_freearray(L, b, n, t)	luaM_realloc(L, (b), \
                                      cast(lu_mem, n)*cast(lu_mem, sizeof(t)), 0)

#define luaM_malloc(L, t)	luaM_realloc(L, NULL, 0, (t))
#define luaM_new(L, t)          cast(t *, luaM_malloc(L, sizeof(t)))
#define luaM_newvector(L, n,t)  cast(t *, luaM_malloc(L, \
                                         cast(lu_mem, n)*cast(lu_mem, sizeof(t))))

#define luaM_growvector(L,v,nelems,size,t,limit,e) \
          if (((nelems)+1) > (size)) \
            ((v)=cast(t *, luaM_growaux(L,v,&(size),sizeof(t),limit,e)))

#define luaM_reallocvector(L, v,oldn,n,t) \
   ((v)=cast(t *, luaM_realloc(L, v,cast(lu_mem, oldn)*cast(lu_mem, sizeof(t)), \
                                    cast(lu_mem, n)*cast(lu_mem, sizeof(t)))))


#endif

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Share

About the Author

RichardS
Software Developer (Senior)
South Africa South Africa
No Biography provided

| Advertise | Privacy | Terms of Use | Mobile
Web04 | 2.8.141220.1 | Last Updated 2 Sep 2005
Article Copyright 2005 by RichardS
Everything else Copyright © CodeProject, 1999-2014
Layout: fixed | fluid