ldo.h File Reference

Go to the source code of this file.

Defines
#define	luaD_checkstack(L, n)
#define	incr_top(L) {luaD_checkstack(L,1); L->top++;}
#define	savestack(L, p) ((char )(p) - (char )L->stack)
#define	restorestack(L, n) ((TValue )((char )L->stack + (n)))
#define	saveci(L, p) ((char )(p) - (char )L->base_ci)
#define	restoreci(L, n) ((CallInfo )((char )L->base_ci + (n)))
#define	PCRLUA 0
#define	PCRC 1
#define	PCRYIELD 2
Typedefs
typedef void(*	Pfunc )(lua_State L, void ud)
Functions
LUAI_FUNC int	luaD_protectedparser (lua_State L, ZIO z, const char *name)
LUAI_FUNC void	luaD_callhook (lua_State *L, int event, int line)
LUAI_FUNC int	luaD_precall (lua_State *L, StkId func, int nresults)
LUAI_FUNC void	luaD_call (lua_State *L, StkId func, int nResults)
LUAI_FUNC int	luaD_pcall (lua_State L, Pfunc func, void u, ptrdiff_t oldtop, ptrdiff_t ef)
LUAI_FUNC int	luaD_poscall (lua_State *L, StkId firstResult)
LUAI_FUNC void	luaD_reallocCI (lua_State *L, int newsize)
LUAI_FUNC void	luaD_reallocstack (lua_State *L, int newsize)
LUAI_FUNC void	luaD_growstack (lua_State *L, int n)
LUAI_FUNC void	luaD_throw (lua_State *L, int errcode)
LUAI_FUNC int	luaD_rawrunprotected (lua_State L, Pfunc f, void ud)
LUAI_FUNC void	luaD_seterrorobj (lua_State *L, int errcode, StkId oldtop)

Define Documentation

#define incr_top ( L ) {luaD_checkstack(L,1); L->top++;}

Definition at line 22 of file ldo.h.

Referenced by collectvalidlines(), combine(), f_parser(), LoadFunction(), lua_getinfo(), luaG_errormsg(), luaG_ordererror(), luaO_pushvfstring(), open_func(), pushstr(), resume_error(), and tryfuncTM().

#define luaD_checkstack	(	L,
		n		)

Value:

if ((char *)L->stack_last - (char *)L->top <= (n)*(int)sizeof(TValue)) \
    luaD_growstack(L, n); \
  else condhardstacktests(luaD_reallocstack(L, L->stacksize - EXTRA_STACK - 1));

Definition at line 16 of file ldo.h.

Referenced by callTM(), callTMres(), lua_checkstack(), luaD_callhook(), luaD_precall(), and luaV_execute().

#define PCRC 1

Definition at line 33 of file ldo.h.

Referenced by luaD_precall(), and luaV_execute().

#define PCRLUA 0

Definition at line 32 of file ldo.h.

Referenced by luaD_call(), luaD_precall(), luaV_execute(), and resume().

#define PCRYIELD 2

Definition at line 34 of file ldo.h.

Referenced by luaD_precall().

#define restoreci	(	L,
		n		)	((CallInfo )((char )L->base_ci + (n)))

Definition at line 28 of file ldo.h.

Referenced by luaD_pcall().

#define restorestack	(	L,
		n		)	((TValue )((char )L->stack + (n)))

Definition at line 25 of file ldo.h.

Referenced by callrethooks(), callTMres(), luaD_callhook(), luaD_pcall(), luaD_precall(), luaG_errormsg(), and tryfuncTM().

#define saveci	(	L,
		p		)	((char )(p) - (char )L->base_ci)

Definition at line 27 of file ldo.h.

Referenced by luaD_pcall().

#define savestack	(	L,
		p		)	((char )(p) - (char )L->stack)

Definition at line 24 of file ldo.h.

Referenced by callrethooks(), callTMres(), lua_cpcall(), lua_pcall(), luaD_callhook(), luaD_precall(), luaD_protectedparser(), and tryfuncTM().

Typedef Documentation

typedef void(* Pfunc)(lua_State *L, void *ud)

Definition at line 38 of file ldo.h.

Function Documentation

LUAI_FUNC void luaD_call	(	lua_State *	L,
		StkId	func,
		int	nResults
	)

Definition at line 375 of file ldo.c.

References LUA_ERRERR, luaC_checkGC, luaD_precall(), luaD_throw(), luaG_runerror_1, LUAI_MAXCCALLS, luaV_execute(), lua_State::nCcalls, and PCRLUA.

Referenced by callTM(), callTMres(), f_call(), f_Ccall(), GCTM(), lua_call(), luaG_errormsg(), and luaV_execute().

LUAI_FUNC void luaD_callhook	(	lua_State *	L,
		int	event,
		int	line
	)

Definition at line 187 of file ldo.c.

References lua_State::allowhook, lua_State::base_ci, cast_int, lua_State::ci, lua_Debug::currentline, lua_Debug::event, lua_State::hook, lua_Debug::i_ci, lua_assert, LUA_HOOKTAILRET, lua_lock, LUA_MINSTACK, lua_unlock, luaD_checkstack, restorestack, savestack, lua_State::stack_last, CallInfo::top, and lua_State::top.

Referenced by callrethooks(), luaD_precall(), and traceexec().

LUAI_FUNC void luaD_growstack	(	lua_State *	L,
		int	n
	)

Definition at line 167 of file ldo.c.

References luaD_reallocstack(), and lua_State::stacksize.

LUAI_FUNC int luaD_pcall	(	lua_State *	L,
		Pfunc	func,
		void *	u,
		ptrdiff_t	oldtop,
		ptrdiff_t	ef
	)

Definition at line 461 of file ldo.c.

References lua_State::allowhook, CallInfo::base, lua_State::base, lua_State::ci, lua_State::errfunc, luaD_rawrunprotected(), luaD_seterrorobj(), luaF_close(), lua_State::nCcalls, restore_stack_limit(), restoreci, restorestack, saveci, CallInfo::savedpc, lua_State::savedpc, and lua_longjmp::status.

Referenced by lua_cpcall(), lua_pcall(), and luaD_protectedparser().

LUAI_FUNC int luaD_poscall	(	lua_State *	L,
		StkId	firstResult
	)

Definition at line 348 of file ldo.c.

References lua_State::base, callrethooks(), lua_State::ci, CallInfo::func, lua_State::hookmask, LUA_MASKRET, LUA_MULTRET, CallInfo::nresults, lua_State::savedpc, setnilvalue, setobjs2s, and lua_State::top.

Referenced by luaD_precall(), luaV_execute(), and resume().

LUAI_FUNC int luaD_precall	(	lua_State *	L,
		StkId	func,
		int	nresults
	)

Definition at line 270 of file ldo.c.

References adjust_varargs(), CallInfo::base, lua_State::base, cast_int, lua_State::ci, clvalue, Proto::code, curr_func, CallInfo::func, lua_State::hookmask, inc_ci, Proto::is_vararg, lua_assert, LUA_HOOKCALL, lua_lock, LUA_MASKCALL, LUA_MINSTACK, lua_unlock, luaD_callhook(), luaD_checkstack, luaD_poscall(), Proto::maxstacksize, CallInfo::nresults, Proto::numparams, LClosure::p, PCRC, PCRLUA, PCRYIELD, restorestack, lua_State::savedpc, CallInfo::savedpc, savestack, setnilvalue, lua_State::stack_last, CallInfo::tailcalls, CallInfo::top, lua_State::top, tryfuncTM(), and ttisfunction.

Referenced by luaD_call(), luaV_execute(), and resume().

LUAI_FUNC int luaD_protectedparser	(	lua_State *	L,
		ZIO *	z,
		const char *	name
	)

Definition at line 514 of file ldo.c.

References SParser::buff, lua_State::errfunc, f_parser(), luaD_pcall(), luaZ_freebuffer, luaZ_initbuffer, SParser::name, savestack, lua_State::top, and SParser::z.

Referenced by lua_load().

LUAI_FUNC int luaD_rawrunprotected	(	lua_State *	L,
		Pfunc	f,
		void *	ud
	)

Definition at line 116 of file ldo.c.

References lua_State::errorJmp, LUAI_TRY, lua_longjmp::previous, and lua_longjmp::status.

Referenced by lua_close(), lua_newstate(), lua_resume(), and luaD_pcall().

LUAI_FUNC void luaD_reallocCI	(	lua_State *	L,
		int	newsize
	)

Definition at line 158 of file ldo.c.

References lua_State::base_ci, lua_State::ci, lua_State::end_ci, luaM_reallocvector, and lua_State::size_ci.

Referenced by checkstacksizes(), growCI(), and restore_stack_limit().

LUAI_FUNC void luaD_reallocstack	(	lua_State *	L,
		int	newsize
	)

Definition at line 147 of file ldo.c.

References correctstack(), EXTRA_STACK, lua_assert, luaM_reallocvector, lua_State::stack, lua_State::stack_last, and lua_State::stacksize.

Referenced by checkstacksizes(), and luaD_growstack().

LUAI_FUNC void luaD_seterrorobj	(	lua_State *	L,
		int	errcode,
		StkId	oldtop
	)

Definition at line 54 of file ldo.c.

References LUA_ERRERR, LUA_ERRMEM, LUA_ERRRUN, LUA_ERRSYNTAX, luaS_newliteral, MEMERRMSG, setobjs2s, setsvalue2s, and lua_State::top.

Referenced by lua_resume(), luaD_pcall(), and resetstack().

LUAI_FUNC void luaD_throw	(	lua_State *	L,
		int	errcode
	)

Definition at line 97 of file ldo.c.

References cast_byte, lua_State::errorJmp, G, lua_unlock, LUAI_THROW, resetstack(), lua_State::status, and lua_longjmp::status.

Referenced by error(), growCI(), luaD_call(), luaG_errormsg(), luaG_ordererror(), luaM_realloc_(), and luaX_lexerror().

ldo.h File Reference

Defines

Typedefs

Functions

Define Documentation

Typedef Documentation

Function Documentation