lstate.h File Reference

#include "lua.h"
#include "lobject.h"
#include "ltm.h"
#include "lzio.h"

Go to the source code of this file.

Data Structures
struct	stringtable
struct	CallInfo
struct	global_State
struct	lua_State
struct	GCObject

Macros
#define	gt(L)   (&L->l_gt)
#define	registry(L)   (&G(L)->l_registry)
#define	EXTRA_STACK   5
#define	BASIC_CI_SIZE   8
#define	BASIC_STACK_SIZE   (2*LUA_MINSTACK)
#define	curr_func(L)   (clvalue(L->ci->func))
#define	ci_func(ci)   (clvalue((ci)->func))
#define	f_isLua(ci)   (!ci_func(ci)->c.isC)
#define	isLua(ci)   (ttisfunction((ci)->func) && f_isLua(ci))
#define	G(L)   (L->l_G)
#define	rawgco2ts(o)   check_exp((o)->gch.tt == LUA_TSTRING, &((o)->ts))
#define	gco2ts(o)   (&rawgco2ts(o)->tsv)
#define	rawgco2u(o)   check_exp((o)->gch.tt == LUA_TUSERDATA, &((o)->u))
#define	gco2u(o)   (&rawgco2u(o)->uv)
#define	gco2cl(o)   check_exp((o)->gch.tt == LUA_TFUNCTION, &((o)->cl))
#define	gco2h(o)   check_exp((o)->gch.tt == LUA_TTABLE, &((o)->h))
#define	gco2p(o)   check_exp((o)->gch.tt == LUA_TPROTO, &((o)->p))
#define	gco2uv(o)   check_exp((o)->gch.tt == LUA_TUPVAL, &((o)->uv))
#define	ngcotouv(o)    check_exp((o) == NULL || (o)->gch.tt == LUA_TUPVAL, &((o)->uv))
#define	gco2th(o)   check_exp((o)->gch.tt == LUA_TTHREAD, &((o)->th))
#define	obj2gco(v)   (cast(GCObject *, (v)))

Typedefs
typedef struct stringtable	stringtable
typedef struct CallInfo	CallInfo
typedef struct global_State	global_State

Functions
LUAI_FUNC lua_State *	luaE_newthread (lua_State *L)
LUAI_FUNC void	luaE_freethread (lua_State *L, lua_State *L1)

Macro Definition Documentation

BASIC_CI_SIZE

#define BASIC_CI_SIZE   8

Definition at line 32 of file lua-5.1.5/src/lstate.h.

Referenced by stack_init().

BASIC_STACK_SIZE

#define BASIC_STACK_SIZE   (2*LUA_MINSTACK)

Definition at line 34 of file lua-5.1.5/src/lstate.h.

Referenced by checkstacksizes(), stack_init(), stack_init(), stack_init(), and stack_init().

ci_func

#define ci_func

(

ci

)

(clvalue((ci)->func))

Definition at line 60 of file lua-5.1.5/src/lstate.h.

Referenced by addinfo(), currentline(), currentline(), currentpc(), currentpc(), currentpc(), findlocal(), funcnamefromcode(), getcurrentline(), getfuncname(), getfuncname(), getluaproto(), getobjname(), getupvalname(), getupvalname(), luaD_hookcall(), luaG_findlocal(), luaG_runerror(), luaG_traceexec(), luaG_typeerror(), rethook(), traceexec(), traceexec(), and varinfo().

curr_func

#define curr_func

(

L

)

(clvalue(L->ci->func))

Definition at line 59 of file lua-5.1.5/src/lstate.h.

Referenced by duk__emit(), duk__update_lineinfo_currtoken(), getcurrenv(), index2adr(), lua_replace(), and luaD_precall().

EXTRA_STACK

#define EXTRA_STACK   5

Definition at line 29 of file lua-5.1.5/src/lstate.h.

Referenced by checkstacksizes(), freestack(), lua_checkstack(), lua_checkstack(), luaD_growstack(), luaD_reallocstack(), luaD_reallocstack(), luaD_shrinkstack(), restore_stack_limit(), stack_init(), stack_init(), stack_init(), stack_init(), and traversethread().

f_isLua

#define f_isLua

(

ci

)

(!ci_func(ci)->c.isC)

Definition at line 61 of file lua-5.1.5/src/lstate.h.

Referenced by callrethooks(), lua_getstack(), and resume().

G

#define G

(

L

)

(L->l_G)

Definition at line 130 of file lua-5.1.5/src/lstate.h.

Referenced by atomic(), atomic(), atomic(), atomic(), callallpendingfinalizers(), callallpendingfinalizers(), callallpendingfinalizers(), checkSizes(), checkSizes(), close_state(), close_state(), close_state(), close_state(), entersweep(), entersweep(), entersweep(), f_luaopen(), f_luaopen(), f_luaopen(), f_luaopen(), freeobj(), freeobj(), funcnamefromcode(), funcnamefromcode(), GCTM(), GCTM(), GCTM(), GCTM(), generationalcollection(), getfuncname(), incstep(), index2addr(), index2addr(), index2value(), internshrstr(), internshrstr(), internshrstr(), lua_atpanic(), lua_close(), lua_error(), lua_gc(), lua_gc(), lua_getallocf(), lua_getglobal(), lua_getglobal(), lua_getmetatable(), lua_load(), lua_newthread(), lua_pushthread(), lua_setallocf(), lua_setglobal(), lua_setglobal(), lua_setmetatable(), lua_setwarnf(), lua_version(), lua_xmove(), lua_yieldk(), lua_yieldk(), luaC_barrier_(), luaC_barrierback(), luaC_barrierback_(), luaC_barrierback_(), luaC_barrierf(), luaC_barrierproto_(), luaC_callGCTM(), luaC_changemode(), luaC_changemode(), luaC_checkfinalizer(), luaC_fix(), luaC_forcestep(), luaC_freeall(), luaC_freeallobjects(), luaC_fullgc(), luaC_fullgc(), luaC_link(), luaC_linkupval(), luaC_newobj(), luaC_newobj(), luaC_runtilstate(), luaC_separateudata(), luaC_step(), luaC_upvalbarrier_(), luaD_seterrorobj(), luaD_throw(), luaE_newthread(), luaE_warning(), luaF_close(), luaF_findupval(), luaM_free_(), luaM_malloc_(), luaM_realloc_(), luaS_createlngstrobj(), luaS_init(), luaS_new(), luaS_newlstr(), luaS_newudata(), luaS_remove(), luaS_resize(), luaS_resize(), luaT_gettmbyobj(), luaT_init(), luaV_concat(), luaV_concat(), markroot(), newlstr(), newshrstr(), newupval(), pmain(), preinit_state(), preinit_state(), preinit_thread(), preinit_thread(), prepcallclosemth(), runafewfinalizers(), runafewfinalizers(), separatetobefnz(), seterrorobj(), seterrorobj(), singlestep(), singlestep(), singlestep(), singlestep(), sweep2old(), sweeplist(), sweeplist(), sweeplist(), sweeplist(), sweepthread(), and tryagain().

gco2cl

#define gco2cl

(

o

)

check_exp((o)->gch.tt == LUA_TFUNCTION, &((o)->cl))

Definition at line 153 of file lua-5.1.5/src/lstate.h.

Referenced by freeobj(), propagatemark(), and reallymarkobject().

gco2h

#define gco2h

(

o

)

check_exp((o)->gch.tt == LUA_TTABLE, &((o)->h))

Definition at line 154 of file lua-5.1.5/src/lstate.h.

Referenced by cleartable(), freeobj(), propagatemark(), and reallymarkobject().

gco2p

#define gco2p

(

o

)

check_exp((o)->gch.tt == LUA_TPROTO, &((o)->p))

Definition at line 155 of file lua-5.1.5/src/lstate.h.

Referenced by freeobj(), freeobj(), freeobj(), freeobj(), getgclist(), luaF_newproto(), propagatemark(), propagatemark(), propagatemark(), propagatemark(), reallymarkobject(), reallymarkobject(), and reallymarkobject().

gco2th

#define gco2th

(

o

)

check_exp((o)->gch.tt == LUA_TTHREAD, &((o)->th))

Definition at line 159 of file lua-5.1.5/src/lstate.h.

Referenced by freeobj(), freeobj(), freeobj(), freeobj(), getgclist(), propagatemark(), propagatemark(), propagatemark(), propagatemark(), reallymarkobject(), reallymarkobject(), reallymarkobject(), sweep2old(), sweeplist(), and sweeplist().

gco2ts

#define gco2ts

(

o

)

(&rawgco2ts(o)->tsv)

Definition at line 150 of file lua-5.1.5/src/lstate.h.

Referenced by createstrobj(), createstrobj(), freeobj(), freeobj(), freeobj(), freeobj(), luaS_resize(), reallymarkobject(), and reallymarkobject().

gco2u

#define gco2u

(

o

)

(&rawgco2u(o)->uv)

Definition at line 152 of file lua-5.1.5/src/lstate.h.

Referenced by freeobj(), freeobj(), freeobj(), freeobj(), getgclist(), luaC_separateudata(), luaS_newudata(), luaS_newudata(), propagatemark(), reallymarkobject(), reallymarkobject(), reallymarkobject(), and reallymarkobject().

gco2uv

#define gco2uv

(

o

)

check_exp((o)->gch.tt == LUA_TUPVAL, &((o)->uv))

Definition at line 156 of file lua-5.1.5/src/lstate.h.

Referenced by correctstack(), correctstack(), freeobj(), freeobj(), luaF_close(), luaF_findupval(), reallymarkobject(), and reallymarkobject().

gt

#define gt

(

L

)

(&L->l_gt)

Definition at line 22 of file lua-5.1.5/src/lstate.h.

Referenced by closegoto(), closegoto(), f_luaopen(), f_parser(), findlabel(), findlabel(), getcurrenv(), index2adr(), jumpscopeerror(), lua_getfenv(), lua_getglobal(), lua_load(), lua_setfenv(), lua_setglobal(), luaE_newthread(), markroot(), movegotosout(), movegotosout(), movegotosout(), preinit_state(), solvegoto(), traversestack(), undefgoto(), undefgoto(), and undefgoto().

isLua

#define isLua

(

ci

)

(ttisfunction((ci)->func) && f_isLua(ci))

Definition at line 62 of file lua-5.1.5/src/lstate.h.

Referenced by addinfo(), addinfo(), auxgetinfo(), auxgetinfo(), auxgetinfo(), callhook(), callhook(), callTM(), correctstack(), correctstack(), correctstack(), currentpc(), currentpc(), currentpc(), currentpc(), findlocal(), findlocal(), getfuncname(), getfuncname(), getfuncname(), getluaproto(), getobjname(), lua_callk(), lua_callk(), lua_pcallk(), lua_pcallk(), lua_sethook(), lua_yieldk(), lua_yieldk(), luaD_hook(), luaG_callerror(), luaG_findlocal(), luaG_runerror(), luaG_typeerror(), luaT_callTM(), luaV_execute(), luaV_execute(), resume(), resume(), resume(), rethook(), settraps(), unroll(), unroll(), unroll(), varinfo(), and varinfo().

ngcotouv

#define ngcotouv

(

o

)

check_exp((o) == NULL || (o)->gch.tt == LUA_TUPVAL, &((o)->uv))

Definition at line 157 of file lua-5.1.5/src/lstate.h.

#define ngcotouv(o) \
    check_exp((o) == NULL || (o)->gch.tt == LUA_TUPVAL, &((o)->uv))

Referenced by luaF_close(), and luaF_findupval().

obj2gco

#define obj2gco

(

v

)

(cast(GCObject *, (v)))

Definition at line 162 of file lua-5.1.5/src/lstate.h.

Referenced by adjust_varargs(), atomic(), atomic(), aux_rawset(), aux_upvalue(), aux_upvalue(), close_state(), lua_newstate(), lua_newthread(), lua_pushcclosure(), lua_rawseti(), luaC_barrierback(), luaC_barrierproto_(), luaC_checkupvalcolor(), luaC_freeallobjects(), luaC_linkupval(), luaC_newobj(), luaE_newthread(), luaF_close(), luaF_findupval(), luaF_newCclosure(), luaF_newLclosure(), luaF_newproto(), luaF_newupval(), luaH_new(), luaH_newkey(), luaH_newkey(), luaS_init(), luaS_newudata(), luaT_init(), luaV_execute(), luaV_execute(), luaV_finishset(), luaV_settable(), luaX_init(), newlstr(), remarkupvals(), remarkupvals(), singlestep(), traverseephemeron(), traverseproto(), traversestrongtable(), traversetable(), traversetable(), and traverseudata().

rawgco2ts

#define rawgco2ts

(

o

)

check_exp((o)->gch.tt == LUA_TSTRING, &((o)->ts))

Definition at line 149 of file lua-5.1.5/src/lstate.h.

Referenced by internshrstr(), and luaS_newlstr().

rawgco2u

#define rawgco2u

(

o

)

check_exp((o)->gch.tt == LUA_TUSERDATA, &((o)->u))

Definition at line 151 of file lua-5.1.5/src/lstate.h.

Referenced by GCTM().

registry

#define registry

(

L

)

(&G(L)->l_registry)

Definition at line 25 of file lua-5.1.5/src/lstate.h.

Referenced by f_luaopen(), index2adr(), init_registry(), init_registry(), init_registry(), lua_newstate(), and markroot().

Typedef Documentation

CallInfo

typedef struct CallInfo CallInfo

global_State

typedef struct global_State global_State

stringtable

typedef struct stringtable stringtable

Function Documentation

luaE_freethread()

LUAI_FUNC void luaE_freethread	(	lua_State *	L,
		lua_State *	L1 )

Definition at line 134 of file lua-5.1.5/src/lstate.c.

                                                   {
  luaF_close(L1, L1->stack);  /* close all upvalues for this thread */
  lua_assert(L1->openupval == NULL);
  luai_userstatefree(L1);
  freestack(L, L1);
  luaM_freemem(L, fromstate(L1), state_size(lua_State));
}

luaE_newthread()

LUAI_FUNC lua_State * luaE_newthread

(

lua_State *

L

)

Definition at line 119 of file lua-5.1.5/src/lstate.c.

                                         {
  lua_State *L1 = tostate(luaM_malloc(L, state_size(lua_State)));
  luaC_link(L, obj2gco(L1), LUA_TTHREAD);
  preinit_state(L1, G(L));
  stack_init(L1, L);  /* init stack */
  setobj2n(L, gt(L1), gt(L));  /* share table of globals */
  L1->hookmask = L->hookmask;
  L1->basehookcount = L->basehookcount;
  L1->hook = L->hook;
  resethookcount(L1);
  lua_assert(iswhite(obj2gco(L1)));
  return L1;
}

References lua_State::basehookcount, G, gt, lua_State::hook, lua_State::hookmask, iswhite, lua_assert, LUA_TTHREAD, luaC_link(), luaM_malloc, obj2gco, preinit_state(), resethookcount, setobj2n, stack_init(), state_size, and tostate.

Referenced by lua_newthread().