lua/lmem.h File Reference

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

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Defines
#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)   luaM_reallocv(L, (b), n, 0, sizeof((b)[0]))
#define	luaM_malloc(L, s)   luaM_realloc_(L, NULL, 0, (s))
#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_newobject(L, tag, s)   luaM_realloc_(L, NULL, tag, (s))
#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 l_noret	luaM_toobig (lua_State *L)
LUAI_FUNC void *	luaM_realloc_ (lua_State *L, void *block, size_t oldsize, size_t size)
LUAI_FUNC void *	luaM_growaux_ (lua_State *L, void *block, int *size, size_t size_elem, int limit, const char *what)

---

Define Documentation

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

Definition at line 23 of file lmem.h.

Referenced by luaE_freeCI(), luaE_freethread(), luaF_freeproto(), luaF_freeupval(), and luaH_free().

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

Definition at line 24 of file lmem.h.

Referenced by close_state(), freestack(), luaD_protectedparser(), luaF_freeproto(), luaH_free(), and luaH_resize().

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

Definition at line 22 of file lmem.h.

Referenced by freeobj(), and luaF_freeclosure().

#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.

Referenced by addk(), codeclosure(), luaK_code(), new_localvar(), newlabelentry(), newupvalue(), and registerlocalvar().

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

Definition at line 26 of file lmem.h.

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

Definition at line 27 of file lmem.h.

Referenced by luaE_extendCI().

#define luaM_newobject	(		L,
			tag,
			s
	)			luaM_realloc_(L, NULL, tag, (s))

Definition at line 31 of file lmem.h.

Referenced by luaC_newobj().

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

Definition at line 28 of file lmem.h.

Referenced by LoadCode(), LoadConstants(), LoadDebug(), LoadUpvalues(), setnodevector(), and stack_init().

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

Value:

((cast(size_t, (n)+1) > MAX_SIZET/(e)) ?  /* +1 to avoid warnings */ \
        (luaM_toobig(L), (void *)0) : \
        luaM_realloc_(L, (b), (on)*(e), (n)*(e)))

Definition at line 17 of file lmem.h.

Referenced by luaM_growaux_().

#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.

Referenced by close_func(), luaD_reallocstack(), luaH_resize(), luaS_resize(), and setarrayvector().

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Function Documentation

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

Definition at line 46 of file lmem.c.

References luaG_runerror(), luaM_reallocv, and MINSIZEARRAY.

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

Definition at line 75 of file lmem.c.

References api_check, global_State::frealloc, G, global_State::GCdebt, global_State::gcrunning, global_State::gcstate, gettotalbytes, lua_assert, LUA_ERRMEM, luaC_fullgc(), luaD_throw(), and global_State::ud.

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LUAI_FUNC l_noret luaM_toobig

(

lua_State *

L

)

Definition at line 66 of file lmem.c.

References luaG_runerror().

Referenced by luaS_newudata(), and newlstr().

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