nodemcu-firmware/app/lua/linit.c

79 lines
2.6 KiB
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
#define LUAC_CROSS_FILE
#include "lua.h"
#include "lualib.h"
#include "lauxlib.h"
#include "luaconf.h"
#include "module.h"
#if defined(LUA_CROSS_COMPILER)
BUILTIN_LIB( start_list, NULL, NULL);
BUILTIN_LIB_INIT( start_list, NULL, NULL);
#endif
extern const luaR_entry strlib[], tab_funcs[], dblib[],
co_funcs[], math_map[], syslib[];
BUILTIN_LIB_INIT( BASE, "", luaopen_base);
BUILTIN_LIB_INIT( LOADLIB, LUA_LOADLIBNAME, luaopen_package);
BUILTIN_LIB( STRING, LUA_STRLIBNAME, strlib);
BUILTIN_LIB_INIT( STRING, LUA_STRLIBNAME, luaopen_string);
BUILTIN_LIB( TABLE, LUA_TABLIBNAME, tab_funcs);
BUILTIN_LIB_INIT( TABLE, LUA_TABLIBNAME, luaopen_table);
BUILTIN_LIB( DBG, LUA_DBLIBNAME, dblib);
BUILTIN_LIB_INIT( DBG, LUA_DBLIBNAME, luaopen_debug);
BUILTIN_LIB( CO, LUA_COLIBNAME, co_funcs);
BUILTIN_LIB( MATH, LUA_MATHLIBNAME, math_map);
#if defined(LUA_CROSS_COMPILER)
extern const luaR_entry syslib[], iolib[];
BUILTIN_LIB( OS, LUA_OSLIBNAME, syslib);
BUILTIN_LIB_INIT( IO, LUA_IOLIBNAME, luaopen_io);
BUILTIN_LIB( end_list, NULL, NULL);
BUILTIN_LIB_INIT( end_list, NULL, NULL);
/*
* These base addresses are internal to this module for cross compile builds
* This also exploits feature of the GCC code generator that the variables are
* emitted in either normal OR reverse order within PSECT.
*/
#define isascending(n) ((&(n ## _end_list)-&(n ## _start_list))>0)
static const luaL_Reg *lua_libs;
const luaR_table *lua_rotable;
#else
/* These base addresses are Xtensa toolchain linker constants for Firmware builds */
extern const luaL_Reg lua_libs_base[];
extern const luaR_table lua_rotable_base[];
static const luaL_Reg *lua_libs = lua_libs_base;
const luaR_table *lua_rotable = lua_rotable_base;
#endif
void luaL_openlibs (lua_State *L) {
#if defined(LUA_CROSS_COMPILER)
lua_libs = (isascending(lua_lib) ? &lua_lib_start_list : &lua_lib_end_list) + 1;
lua_rotable = (isascending(lua_rotable) ? &lua_rotable_start_list : &lua_rotable_end_list) + 1;
#endif
const luaL_Reg *lib = lua_libs;
for (; lib->name; lib++) {
if (lib->func)
{
lua_pushcfunction(L, lib->func);
lua_pushstring(L, lib->name);
lua_call(L, 1, 0);
}
}
}