1dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com/* 2dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** $Id: linit.c,v 1.32 2011/04/08 19:17:36 roberto Exp $ 3dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** Initialization of libraries for lua.c and other clients 4dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** See Copyright Notice in lua.h 5dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com*/ 6dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 7dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 8dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com/* 9dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** If you embed Lua in your program and need to open the standard 10dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** libraries, call luaL_openlibs in your program. If you need a 11dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** different set of libraries, copy this file to your project and edit 12dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** it to suit your needs. 13dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com*/ 14dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 15dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 16dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com#define linit_c 17dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com#define LUA_LIB 18dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 19dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com#include "lua.h" 20dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 21dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com#include "lualib.h" 22dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com#include "lauxlib.h" 23dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 24dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 25dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com/* 26dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** these libs are loaded by lua.c and are readily available to any Lua 27dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** program 28dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com*/ 29dff7e11c2000d6745261de046d76b1500a05ece9reed@google.comstatic const luaL_Reg loadedlibs[] = { 30dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {"_G", luaopen_base}, 31dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_LOADLIBNAME, luaopen_package}, 32dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_COLIBNAME, luaopen_coroutine}, 33dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_TABLIBNAME, luaopen_table}, 34dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_IOLIBNAME, luaopen_io}, 35dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_OSLIBNAME, luaopen_os}, 36dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_STRLIBNAME, luaopen_string}, 37dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_BITLIBNAME, luaopen_bit32}, 38dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_MATHLIBNAME, luaopen_math}, 39dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {LUA_DBLIBNAME, luaopen_debug}, 40dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {NULL, NULL} 41dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com}; 42dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 43dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 44dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com/* 45dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com** these libs are preloaded and must be required before used 46dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com*/ 47dff7e11c2000d6745261de046d76b1500a05ece9reed@google.comstatic const luaL_Reg preloadedlibs[] = { 48dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com {NULL, NULL} 49dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com}; 50dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 51dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 52dff7e11c2000d6745261de046d76b1500a05ece9reed@google.comLUALIB_API void luaL_openlibs (lua_State *L) { 53dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com const luaL_Reg *lib; 54dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com /* call open functions from 'loadedlibs' and set results to global table */ 55dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com for (lib = loadedlibs; lib->func; lib++) { 56dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com luaL_requiref(L, lib->name, lib->func, 1); 57dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com lua_pop(L, 1); /* remove lib */ 58dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com } 59dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com /* add open functions from 'preloadedlibs' into 'package.preload' table */ 60dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com luaL_getsubtable(L, LUA_REGISTRYINDEX, "_PRELOAD"); 61dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com for (lib = preloadedlibs; lib->func; lib++) { 62dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com lua_pushcfunction(L, lib->func); 63dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com lua_setfield(L, -2, lib->name); 64dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com } 65dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com lua_pop(L, 1); /* remove _PRELOAD table */ 66dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com} 67dff7e11c2000d6745261de046d76b1500a05ece9reed@google.com 68