Lua2RTT/lua-5.1.4/linit.c

/*
** $Id: linit.c,v 1.14.1.1 2007/12/27 13:02:25 roberto Exp $
** Initialization of libraries for lua.c
** See Copyright Notice in lua.h
*/


#define linit_c
#define LUA_LIB

#include "lua.h"

#include "lualib.h"
#include "lauxlib.h"
#include "lrotable.h"
#include "luaconf.h"

#if defined(LUA2RTT_USING_EXLIBS_CJSON)
    LUALIB_API int luaopen_cjson(lua_State *L);
#endif

static const luaL_Reg lualibs[] =
{
    /* 基本库 */
    {""             , luaopen_base   },
    {LUA_LOADLIBNAME, luaopen_package},
    {LUA_IOLIBNAME  , luaopen_io     },
    {LUA_STRLIBNAME , luaopen_string },

    /* 扩展库 */
#if LUA_OPTIMIZE_MEMORY == 0
    {LUA_MATHLIBNAME, luaopen_math   },
    {LUA_TABLIBNAME , luaopen_table  },
    {LUA_DBLIBNAME  , luaopen_debug  },
    {LUA_OSLIBNAME  , luaopen_os     },
#endif

    /* 外部库 */
#if defined(LUA2RTT_USING_EXLIBS_CJSON)
    {"cjson"        , luaopen_cjson  },
#endif

    {NULL, NULL}
};

extern const luaR_entry strlib[];
extern const luaR_entry syslib[];
extern const luaR_entry tab_funcs[];
extern const luaR_entry dblib[];
extern const luaR_entry co_funcs[];
#if defined(LUA_EXLIBS_ROM) && LUA_OPTIMIZE_MEMORY == 2
#undef _ROM
#define _ROM( name, openf, table ) extern const luaR_entry table[];
LUA_EXLIBS_ROM
#endif
const luaR_table lua_rotable[] =
{
#if LUA_OPTIMIZE_MEMORY > 0
    {LUA_STRLIBNAME, strlib   },
    {LUA_TABLIBNAME, tab_funcs},
    {LUA_DBLIBNAME , dblib    },
    {LUA_COLIBNAME , co_funcs },
#if defined(LUA_EXLIBS_ROM) && LUA_OPTIMIZE_MEMORY == 2
#undef _ROM
#define _ROM( name, openf, table ) { name, table },
    LUA_EXLIBS_ROM
#endif
#endif
    {NULL, NULL}
};

LUALIB_API void luaL_openlibs(lua_State *L)
{
    const luaL_Reg *lib = lualibs;

    for (; lib->func; lib++)
    {
        lua_pushcfunction(L, lib->func);
        lua_pushstring(L, lib->name);
        lua_call(L, 1, 0);
    }
}