ldo.h File Reference

#include "lobject.h"
#include "lstate.h"
#include "lzio.h"

Include dependency graph for ldo.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	luaD_checkstack(L, n)
#define	incr_top(L)   {L->top++; luaD_checkstack(L,0);}
#define	savestack(L, p)   ((char *)(p) - (char *)L->stack)
#define	restorestack(L, n)   ((TValue *)((char *)L->stack + (n)))

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

Functions
LUAI_FUNC int	luaD_protectedparser (lua_State *L, ZIO *z, const char *name, const char *mode)
LUAI_FUNC void	luaD_hook (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, int allowyield)
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_reallocstack (lua_State *L, int newsize)
LUAI_FUNC void	luaD_growstack (lua_State *L, int n)
LUAI_FUNC void	luaD_shrinkstack (lua_State *L)
LUAI_FUNC l_noret	luaD_throw (lua_State *L, int errcode)
LUAI_FUNC int	luaD_rawrunprotected (lua_State *L, Pfunc f, void *ud)

Macro Definition Documentation

#define incr_top

(

L

)

{L->top++; luaD_checkstack(L,0);}

Definition at line 19 of file ldo.h.

Referenced by luaU_undump(), luaY_parser(), open_func(), and tryfuncTM().

#define luaD_checkstack	(		L,
			n
	)

Value:

if (L->stack_last - L->top <= (n)) \
				    luaD_growstack(L, n); else condmovestack(L);

Definition at line 15 of file ldo.h.

Referenced by adjust_varargs(), luaD_hook(), luaD_precall(), luaO_pushvfstring(), and luaV_execute().

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

Definition at line 22 of file ldo.h.

Referenced by callTM(), luaD_hook(), luaD_pcall(), luaD_poscall(), luaD_precall(), luaG_errormsg(), recover(), resume(), and tryfuncTM().

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

Definition at line 21 of file ldo.h.

Referenced by callTM(), GCTM(), lua_pcallk(), lua_yieldk(), luaD_hook(), luaD_poscall(), luaD_precall(), luaD_protectedparser(), and tryfuncTM().

Typedef Documentation

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

Definition at line 26 of file ldo.h.

Function Documentation

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

Definition at line 415 of file ldo.cpp.

References LUA_ERRERR, luaD_precall(), luaD_throw(), luaG_runerror(), LUAI_MAXCCALLS, luaV_execute(), lua_State::nCcalls, and lua_State::nny.

Referenced by callTM(), dothecall(), f_call(), lua_callk(), lua_pcallk(), luaG_errormsg(), and luaV_execute().

LUAI_FUNC void luaD_growstack	(	lua_State *	L,
		int	n
	)

Definition at line 197 of file ldo.cpp.

References cast_int, ERRORSTACKSIZE, EXTRA_STACK, LUA_ERRERR, luaD_reallocstack(), luaD_throw(), luaG_runerror(), LUAI_MAXSTACK, lua_State::stack, lua_State::stacksize, and lua_State::top.

Referenced by growstack().

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

Definition at line 239 of file ldo.cpp.

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

Referenced by callhook(), luaD_poscall(), luaD_precall(), and traceexec().

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

Definition at line 617 of file ldo.cpp.

References lua_State::allowhook, lua_State::ci, lua_State::errfunc, LUA_OK, luaD_rawrunprotected(), luaD_shrinkstack(), luaF_close(), lua_State::nny, restorestack, seterrorobj(), and lua_longjmp::status.

Referenced by GCTM(), lua_pcallk(), and luaD_protectedparser().

LUAI_FUNC int luaD_poscall	(	lua_State *	L,
		StkId	firstResult
	)

Definition at line 384 of file ldo.cpp.

References lua_State::ci, CallInfo::func, lua_State::hookmask, i, CallInfo::l, LUA_HOOKRET, LUA_MASKLINE, LUA_MASKRET, LUA_MULTRET, luaD_hook(), CallInfo::nresults, lua_State::oldpc, CallInfo::previous, restorestack, savestack, setnilvalue, setobjs2s, lua_State::top, and CallInfo::u.

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

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

Definition at line 318 of file ldo.cpp.

References adjust_varargs(), api_checknelems, callhook(), CallInfo::callstatus, cast_int, CIST_LUA, clCvalue, clLvalue, Proto::code, CallInfo::func, fvalue, lua_State::hookmask, Proto::is_vararg, CallInfo::l, lua_assert, LUA_HOOKCALL, lua_lock, LUA_MASKCALL, LUA_MINSTACK, LUA_TCCL, LUA_TLCF, LUA_TLCL, lua_unlock, luaC_checkGC, luaD_checkstack, luaD_hook(), luaD_poscall(), luaD_precall(), Proto::maxstacksize, next_ci, CallInfo::nresults, Proto::numparams, restorestack, savestack, setnilvalue, lua_State::stack_last, CallInfo::top, lua_State::top, tryfuncTM(), ttype, and CallInfo::u.

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

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

Definition at line 684 of file ldo.cpp.

References Dyndata::actvar, Labellist::arr, Dyndata::arr, SParser::buff, SParser::dyd, lua_State::errfunc, f_parser(), Dyndata::gt, Dyndata::label, luaD_pcall(), luaM_freearray, luaZ_freebuffer, luaZ_initbuffer, SParser::mode, SParser::name, lua_State::nny, savestack, Labellist::size, Dyndata::size, 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 147 of file ldo.cpp.

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

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

LUAI_FUNC void luaD_reallocstack	(	lua_State *	L,
		int	newsize
	)

Definition at line 183 of file ldo.cpp.

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

Referenced by luaD_growstack(), and luaD_shrinkstack().

LUAI_FUNC void luaD_shrinkstack

(

lua_State *

L

)

Definition at line 227 of file ldo.cpp.

References condmovestack, EXTRA_STACK, luaD_reallocstack(), LUAI_MAXSTACK, stackinuse(), and lua_State::stacksize.

Referenced by luaD_pcall(), recover(), and sweepthread().

LUAI_FUNC l_noret luaD_throw	(	lua_State *	L,
		int	errcode
	)

Definition at line 125 of file ldo.cpp.

References cast_byte, lua_State::errorJmp, G, lua_unlock, luaD_throw(), LUAI_THROW, panic(), setobjs2s, lua_longjmp::status, lua_State::status, and lua_State::top.

Referenced by checkmode(), error(), GCTM(), lexerror(), lua_yieldk(), luaD_call(), luaD_growstack(), luaD_throw(), luaG_errormsg(), luaM_realloc_(), resume_error(), and traceexec().