lstate.cpp File Reference

#include <stddef.h>
#include <string.h>
#include "lua.h"
#include "lapi.h"
#include "ldebug.h"
#include "ldo.h"
#include "lfunc.h"
#include "lgc.h"
#include "llex.h"
#include "lmem.h"
#include "lstate.h"
#include "lstring.h"
#include "ltable.h"
#include "ltm.h"
#include <time.h>

Include dependency graph for lstate.cpp:

Go to the source code of this file.

Classes
struct	LX
struct	LG

Macros
#define	lstate_c
#define	LUA_CORE
#define	LUAI_GCPAUSE   200 /* 200% */
#define	LUAI_GCMAJOR   200 /* 200% */
#define	LUAI_GCMUL   200 /* GC runs 'twice the speed' of memory allocation */
#define	MEMERRMSG   "not enough memory"
#define	luai_makeseed()   cast(unsigned int, time(NULL))
#define	fromstate(L)   (cast(LX *, cast(lu_byte *, (L)) - offsetof(LX, l)))
#define	addbuff(b, p, e)

Typedefs
typedef struct LX	LX
typedef struct LG	LG

Functions
static unsigned int	makeseed (lua_State *L)
void	luaE_setdebt (global_State *g, l_mem debt)
CallInfo *	luaE_extendCI (lua_State *L)
void	luaE_freeCI (lua_State *L)
static void	stack_init (lua_State *L1, lua_State *L)
static void	freestack (lua_State *L)
static void	init_registry (lua_State *L, global_State *g)
static void	f_luaopen (lua_State *L, void *ud)
static void	preinit_state (lua_State *L, global_State *g)
static void	close_state (lua_State *L)
LUA_API lua_State *	lua_newthread (lua_State *L)
void	luaE_freethread (lua_State *L, lua_State *L1)
LUA_API lua_State *	lua_newstate (lua_Alloc f, void *ud)
LUA_API void	lua_close (lua_State *L)

Macro Definition Documentation

#define addbuff	(		b,
			p,
			e
	)

Value:

{ size_t t = cast(size_t, e); \
    memcpy(buff + p, &t, sizeof(t)); p += sizeof(t); }

Definition at line 84 of file lstate.cpp.

Referenced by makeseed().

#define fromstate

(

L

)

(cast(LX *, cast(lu_byte *, (L)) - offsetof(LX, l)))

Definition at line 76 of file lstate.cpp.

Referenced by close_state(), and luaE_freethread().

#define lstate_c

Definition at line 10 of file lstate.cpp.

#define LUA_CORE

Definition at line 11 of file lstate.cpp.

#define LUAI_GCMAJOR   200 /* 200% */

Definition at line 33 of file lstate.cpp.

Referenced by lua_newstate().

#define LUAI_GCMUL   200 /* GC runs 'twice the speed' of memory allocation */

Definition at line 37 of file lstate.cpp.

Referenced by lua_newstate().

#define LUAI_GCPAUSE   200 /* 200% */

Definition at line 29 of file lstate.cpp.

Referenced by lua_newstate().

#define luai_makeseed

(

)

cast(unsigned int, time(NULL))

Definition at line 50 of file lstate.cpp.

Referenced by makeseed().

#define MEMERRMSG   "not enough memory"

Definition at line 41 of file lstate.cpp.

Referenced by f_luaopen().

Typedef Documentation

typedef struct LG LG

typedef struct LX LX

Function Documentation

static void close_state ( lua_State *  L )

static

Definition at line 222 of file lstate.cpp.

References global_State::buff, global_State::frealloc, freestack(), fromstate, G, gettotalbytes, lua_assert, luaC_freeallobjects(), luaF_close(), luai_userstateclose, luaM_freearray, luaZ_freebuffer, lua_State::stack, global_State::ud, and global_State::version.

Referenced by lua_close(), and lua_newstate().

static void f_luaopen ( lua_State *  L, void *  ud  )

static

Definition at line 182 of file lstate.cpp.

References G, global_State::gcrunning, init_registry(), lua_version(), luai_userstateopen, luaS_fix, luaS_newliteral, luaS_resize(), luaT_init(), luaX_init(), MEMERRMSG, global_State::memerrmsg, MINSTRTABSIZE, stack_init(), UNUSED, and global_State::version.

Referenced by lua_newstate().

static void freestack ( lua_State *  L )

static

Definition at line 152 of file lstate.cpp.

References lua_State::base_ci, lua_State::ci, luaE_freeCI(), luaM_freearray, lua_State::stack, and lua_State::stacksize.

Referenced by close_state(), and luaE_freethread().

static void init_registry ( lua_State *  L, global_State *  g  )

static

Definition at line 164 of file lstate.cpp.

References global_State::l_registry, LUA_RIDX_GLOBALS, LUA_RIDX_LAST, LUA_RIDX_MAINTHREAD, luaH_new(), luaH_resize(), luaH_setint(), sethvalue, and setthvalue.

Referenced by f_luaopen().

LUA_API void lua_close

(

lua_State *

L

)

Definition at line 316 of file lstate.cpp.

References close_state(), G, and lua_lock.

Referenced by main(), os_exit(), and lua_kernel_base::~lua_kernel_base().

LUA_API lua_State* lua_newstate	(	lua_Alloc	f,
		void *	ud
	)

Definition at line 265 of file lstate.cpp.

References global_State::allgc, global_State::allweak, bit2mask, global_State::buff, cast, close_state(), global_State::currentwhite, global_State::ephemeron, f_luaopen(), global_State::finobj, FIXEDBIT, global_State::frealloc, LG::g, g, global_State::GCdebt, global_State::GCestimate, global_State::gckind, global_State::gcmajorinc, global_State::gcpause, global_State::gcrunning, GCSpause, global_State::gcstate, global_State::gcstepmul, global_State::gray, global_State::grayagain, stringtable::hash, i, if(), KGC_NORMAL, LX::l, LG::l, UpVal::l, global_State::l_registry, LUA_NUMTAGS, LUA_OK, LUA_TTHREAD, luaC_white, luaD_rawrunprotected(), LUAI_GCMAJOR, LUAI_GCMUL, LUAI_GCPAUSE, luaZ_initbuffer, global_State::mainthread, makeseed(), global_State::mt, stringtable::nuse, global_State::panic, preinit_state(), global_State::seed, setnilvalue, stringtable::size, global_State::strt, global_State::sweepfin, global_State::sweepgc, global_State::tobefnz, global_State::totalbytes, UpVal::u, global_State::ud, global_State::uvhead, global_State::version, global_State::weak, and WHITE0BIT.

Referenced by luaL_newstate(), and makeseed().

LUA_API lua_State* lua_newthread

(

lua_State *

L

)

Definition at line 236 of file lstate.cpp.

References api_incr_top, lua_State::basehookcount, G, lua_State::hook, lua_State::hookmask, lua_lock, LUA_TTHREAD, lua_unlock, luaC_checkGC, luaC_newobj(), luai_userstatethread, preinit_state(), resethookcount, setthvalue, stack_init(), GCObject::th, and lua_State::top.

Referenced by get_new_thread(), and luaB_cocreate().

CallInfo* luaE_extendCI

(

lua_State *

L

)

Definition at line 111 of file lstate.cpp.

References lua_State::ci, lua_assert, luaM_new, CallInfo::next, and CallInfo::previous.

void luaE_freeCI

(

lua_State *

L

)

Definition at line 121 of file lstate.cpp.

References lua_State::ci, luaM_free, next, and CallInfo::next.

Referenced by freestack(), and sweepthread().

void luaE_freethread	(	lua_State *	L,
		lua_State *	L1
	)

Definition at line 255 of file lstate.cpp.

References freestack(), fromstate, lua_assert, luaF_close(), luai_userstatefree, luaM_free, lua_State::openupval, and lua_State::stack.

Referenced by freeobj().

void luaE_setdebt	(	global_State *	g,
		l_mem	debt
	)

Definition at line 105 of file lstate.cpp.

References global_State::GCdebt, and global_State::totalbytes.

Referenced by incstep(), lua_gc(), luaC_step(), and setpause().

static unsigned int makeseed ( lua_State *  L )

static

Definition at line 88 of file lstate.cpp.

References addbuff, lua_assert, lua_newstate(), luai_makeseed, luaO_nilobject, and luaS_hash().

Referenced by lua_newstate().

static void preinit_state ( lua_State *  L, global_State *  g  )

static

Definition at line 203 of file lstate.cpp.

References lua_State::allowhook, lua_State::basehookcount, lua_State::ci, lua_State::errfunc, lua_State::errorJmp, G, g, lua_State::hook, lua_State::hookmask, LUA_OK, lua_State::nCcalls, lua_State::nny, lua_State::openupval, resethookcount, lua_State::stack, lua_State::stacksize, and lua_State::status.

Referenced by lua_newstate(), and lua_newthread().

static void stack_init ( lua_State *  L1, lua_State *  L  )

static

Definition at line 132 of file lstate.cpp.

References lua_State::base_ci, BASIC_STACK_SIZE, CallInfo::callstatus, lua_State::ci, EXTRA_STACK, CallInfo::func, i, LUA_MINSTACK, luaM_newvector, CallInfo::next, CallInfo::previous, setnilvalue, lua_State::stack, lua_State::stack_last, lua_State::stacksize, CallInfo::top, and lua_State::top.

Referenced by f_luaopen(), and lua_newthread().