linit.c
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/*
** $Id: linit.c,v 1.32.1.1 2013/04/12 18:48:47 roberto Exp $
** Initialization of libraries for lua.c and other clients
** See Copyright Notice in lua.h
*/
/*
** If you embed Lua in your program and need to open the standard
** libraries, call luaL_openlibs in your program. If you need a
** different set of libraries, copy this file to your project and edit
** it to suit your needs.
*/
#define linit_c
#define LUA_LIB
#include "lua.h"
#include "lualib.h"
#include "lauxlib.h"
/*
** these libs are loaded by lua.c and are readily available to any Lua
** program
*/
static const luaL_Reg loadedlibs[] = {
{"_G", luaopen_base},
{LUA_LOADLIBNAME, luaopen_package},
{LUA_COLIBNAME, luaopen_coroutine},
{LUA_TABLIBNAME, luaopen_table},
{LUA_IOLIBNAME, luaopen_io},
{LUA_OSLIBNAME, luaopen_os},
{LUA_STRLIBNAME, luaopen_string},
{LUA_BITLIBNAME, luaopen_bit32},
{LUA_MATHLIBNAME, luaopen_math},
{LUA_DBLIBNAME, luaopen_debug},
{NULL, NULL}
};
/*
** these libs are preloaded and must be required before used
*/
static const luaL_Reg preloadedlibs[] = {
{NULL, NULL}
};
LUALIB_API void luaL_openlibs (lua_State *L) {
const luaL_Reg *lib;
/* call open functions from 'loadedlibs' and set results to global table */
for (lib = loadedlibs; lib->func; lib++) {
luaL_requiref(L, lib->name, lib->func, 1);
lua_pop(L, 1); /* remove lib */
}
/* add open functions from 'preloadedlibs' into 'package.preload' table */
luaL_getsubtable(L, LUA_REGISTRYINDEX, "_PRELOAD");
for (lib = preloadedlibs; lib->func; lib++) {
lua_pushcfunction(L, lib->func);
lua_setfield(L, -2, lib->name);
}
lua_pop(L, 1); /* remove _PRELOAD table */
}