src/lib_init.c

   1 /*
   2 ** Library initialization.
   3 ** Major parts taken verbatim from the Lua interpreter.
   4 ** Copyright (C) 1994-2008 Lua.org, PUC-Rio. See Copyright Notice in lua.h
   5 */
   6
   7 #define lib_init_c
   8 #define LUA_LIB
   9
  10 #include "lua.h"
  11 #include "lauxlib.h"
  12 #include "lualib.h"
  13
  14 #include "lj_arch.h"
  15
  16 static const luaL_Reg lj_lib_load[] = {
  17   { "",                 luaopen_base },
  18   { LUA_LOADLIBNAME,    luaopen_package },
  19   { LUA_TABLIBNAME,     luaopen_table },
  20   { LUA_IOLIBNAME,      luaopen_io },
  21   { LUA_OSLIBNAME,      luaopen_os },
  22   { LUA_STRLIBNAME,     luaopen_string },
  23   { LUA_MATHLIBNAME,    luaopen_math },
  24   { LUA_DBLIBNAME,      luaopen_debug },
  25   { LUA_BITLIBNAME,     luaopen_bit },
  26   { LUA_JITLIBNAME,     luaopen_jit },
  27   { NULL,               NULL }
  28 };
  29
  30 static const luaL_Reg lj_lib_preload[] = {
  31 #if LJ_HASFFI
  32   { LUA_FFILIBNAME,     luaopen_ffi },
  33 #endif
  34   { NULL,               NULL }
  35 };
  36
  37 LUALIB_API void luaL_openlibs(lua_State *L)
  38 {
  39   const luaL_Reg *lib;
  40   for (lib = lj_lib_load; lib->func; lib++) {
  41     lua_pushcfunction(L, lib->func);
  42     lua_pushstring(L, lib->name);
  43     lua_call(L, 1, 0);
  44   }
  45   luaL_findtable(L, LUA_REGISTRYINDEX, "_PRELOAD",
  46                  sizeof(lj_lib_preload)/sizeof(lj_lib_preload[0])-1);
  47   for (lib = lj_lib_preload; lib->func; lib++) {
  48     lua_pushcfunction(L, lib->func);
  49     lua_setfield(L, -2, lib->name);
  50   }
  51   lua_pop(L, 1);
  52 }
  53