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  1. /*
  2. ** $Id: linit.c $
  3. ** Initialization of libraries for lua.c and other clients
  4. ** See Copyright Notice in lua.h
  5. */
  6.  
  7.  
  8. #define linit_c
  9. #define LUA_LIB
  10.  
  11. /*
  12. ** If you embed Lua in your program and need to open the standard
  13. ** libraries, call luaL_openlibs in your program. If you need a
  14. ** different set of libraries, copy this file to your project and edit
  15. ** it to suit your needs.
  16. **
  17. ** You can also *preload* libraries, so that a later 'require' can
  18. ** open the library, which is already linked to the application.
  19. ** For that, do the following code:
  20. **
  21. **  luaL_getsubtable(L, LUA_REGISTRYINDEX, LUA_PRELOAD_TABLE);
  22. **  lua_pushcfunction(L, luaopen_modname);
  23. **  lua_setfield(L, -2, modname);
  24. **  lua_pop(L, 1);  // remove PRELOAD table
  25. */
  26.  
  27. #include "lprefix.h"
  28.  
  29.  
  30. #include <stddef.h>
  31.  
  32. #include "lua.h"
  33.  
  34. #include "lualib.h"
  35. #include "lauxlib.h"
  36.  
  37.  
  38. /*
  39. ** these libs are loaded by lua.c and are readily available to any Lua
  40. ** program
  41. */
  42. static const luaL_Reg loadedlibs[] = {
  43.   {LUA_GNAME, luaopen_base},
  44.   {LUA_LOADLIBNAME, luaopen_package},
  45.   {LUA_COLIBNAME, luaopen_coroutine},
  46.   {LUA_TABLIBNAME, luaopen_table},
  47.   {LUA_IOLIBNAME, luaopen_io},
  48.   {LUA_OSLIBNAME, luaopen_os},
  49.   {LUA_STRLIBNAME, luaopen_string},
  50.   {LUA_MATHLIBNAME, luaopen_math},
  51.   {LUA_UTF8LIBNAME, luaopen_utf8},
  52.   {LUA_DBLIBNAME, luaopen_debug},
  53.   {NULL, NULL}
  54. };
  55.  
  56.  
  57. LUALIB_API void luaL_openlibs (lua_State *L) {
  58.   const luaL_Reg *lib;
  59.   /* "require" functions from 'loadedlibs' and set results to global table */
  60.   for (lib = loadedlibs; lib->func; lib++) {
  61.     luaL_requiref(L, lib->name, lib->func, 1);
  62.     lua_pop(L, 1);  /* remove lib */
  63.   }
  64. }
  65.  
  66.