lmem.h File Reference

#include <stddef.h>
#include <lua/llimits.h>
#include <lua/lua.h>

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Go to the source code of this file.

Defines
#define	MEMERRMSG   "not enough memory"
#define	luaM_reallocv(L, b, on, n, e)
#define	luaM_freemem(L, b, s)   luaM_realloc_(L, (b), (s), 0)
#define	luaM_free(L, b)   luaM_realloc_(L, (b), sizeof(*(b)), 0)
#define	luaM_freearray(L, b, n, t)   luaM_reallocv(L, (b), n, 0, sizeof(t))
#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_reallocv(L, NULL, 0, n, sizeof(t)))
#define	luaM_growvector(L, v, nelems, size, t, limit, e)
#define	luaM_reallocvector(L, v, oldn, n, t)   ((v)=cast(t *, luaM_reallocv(L, v, oldn, n, sizeof(t))))
Functions
LUAI_FUNC void *	luaM_realloc_ (lua_State *L, void *block, size_t oldsize, size_t size)
LUAI_FUNC void *	luaM_toobig (lua_State *L)
LUAI_FUNC void *	luaM_growaux_ (lua_State *L, void *block, int *size, size_t size_elem, int limit, const char *errormsg)

---

Define Documentation

#define MEMERRMSG   "not enough memory"

Definition at line 16 of file lmem.h.

#define luaM_reallocv	(		L,
			b,
			on,
			n,
			e
	)

Value:

((cast(size_t, (n)+1) <= MAX_SIZET/(e)) ?  /* +1 to avoid warnings */ \
                luaM_realloc_(L, (b), (on)*(e), (n)*(e)) : \
                luaM_toobig(L))

Definition at line 19 of file lmem.h.

#define luaM_freemem	(		L,
			b,
			s
	)		luaM_realloc_(L, (b), (s), 0)

Definition at line 24 of file lmem.h.

#define luaM_free	(		L,
			b
	)		luaM_realloc_(L, (b), sizeof(*(b)), 0)

Definition at line 25 of file lmem.h.

#define luaM_freearray	(		L,
			b,
			n,
			t
	)		luaM_reallocv(L, (b), n, 0, sizeof(t))

Definition at line 26 of file lmem.h.

#define luaM_malloc	(		L,
			t
	)		luaM_realloc_(L, NULL, 0, (t))

Definition at line 28 of file lmem.h.

#define luaM_new	(		L,
			t
	)		cast(t *, luaM_malloc(L, sizeof(t)))

Definition at line 29 of file lmem.h.

#define luaM_newvector	(		L,
			n,
			t
	)		cast(t *, luaM_reallocv(L, NULL, 0, n, sizeof(t)))

Definition at line 30 of file lmem.h.

#define luaM_growvector	(		L,
			v,
			nelems,
			size,
			t,
			limit,
			e
	)

Value:

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

Definition at line 33 of file lmem.h.

#define luaM_reallocvector	(		L,
			v,
			oldn,
			n,
			t
	)		((v)=cast(t *, luaM_reallocv(L, v, oldn, n, sizeof(t))))

Definition at line 37 of file lmem.h.

---

Function Documentation

LUAI_FUNC void* luaM_realloc_	(	lua_State *	L,
		void *	block,
		size_t	oldsize,
		size_t	size
	)

LUAI_FUNC void* luaM_toobig

(

lua_State *

L

)

LUAI_FUNC void* luaM_growaux_	(	lua_State *	L,
		void *	block,
		int *	size,
		size_t	size_elem,
		int	limit,
		const char *	errormsg
	)