/* Register a usertype * It creates the correspoding metatable in the registry, for both 'type' and 'const type'. * It maps 'const type' as being also a 'type' */ TOLUA_API void tolua_usertype (lua_State* L, const char* type) { char ctype[128] = "const "; strncat(ctype,type,120); /* create both metatables */ if (tolua_newmetatable(L,ctype) && tolua_newmetatable(L,type)) mapsuper(L,type,ctype); /* 'type' is also a 'const type' */ }
TOLUA_API void tolua_open (lua_State* L) { int top = lua_gettop(L); lua_pushstring(L,"tolua_opened"); lua_rawget(L,LUA_REGISTRYINDEX); if (!lua_isboolean(L,-1)) { lua_pushstring(L,"tolua_opened"); lua_pushboolean(L,1); lua_rawset(L,LUA_REGISTRYINDEX); lua_pushstring(L,"tolua_super"); lua_newtable(L); lua_rawset(L,LUA_REGISTRYINDEX); lua_pushstring(L,"tolua_gc"); lua_newtable(L); lua_rawset(L,LUA_REGISTRYINDEX); /* weak value table */ lua_pushstring(L,"tolua_ubox"); lua_newtable(L); lua_pushvalue(L,-1); lua_pushliteral(L, "__mode"); lua_pushliteral(L, "v"); lua_rawset(L, -3); lua_setmetatable(L, -2); lua_rawset(L,LUA_REGISTRYINDEX); /* weak key table */ lua_pushstring(L,"tolua_peer"); lua_newtable(L); lua_pushvalue(L,-1); lua_pushliteral(L, "__mode"); lua_pushliteral(L, "k"); lua_rawset(L, -3); lua_setmetatable(L, -2); lua_rawset(L,LUA_REGISTRYINDEX); tolua_newmetatable(L,"tolua_commonclass"); tolua_module(L,NULL,0); tolua_beginmodule(L,NULL); tolua_module(L,"tolua",0); tolua_beginmodule(L,"tolua"); tolua_function(L,"type",tolua_bnd_type); tolua_function(L,"takeownership",tolua_bnd_takeownership); tolua_function(L,"releaseownership",tolua_bnd_releaseownership); tolua_function(L,"cast",tolua_bnd_cast); tolua_endmodule(L); tolua_endmodule(L); } lua_settop(L,top); }
TOLUA_API void tolua_open (lua_State* L) { int top = lua_gettop(L); lua_pushstring(L,"tolua_opened"); lua_rawget(L,LUA_REGISTRYINDEX); if (!lua_isboolean(L,-1)) { lua_pushstring(L,"tolua_opened"); lua_pushboolean(L,1); lua_rawset(L,LUA_REGISTRYINDEX); #ifndef LUA_VERSION_NUM /* only prior to lua 5.1 */ /* create peer object table */ lua_pushstring(L, "tolua_peers"); lua_newtable(L); /* make weak key metatable for peers indexed by userdata object */ lua_newtable(L); lua_pushliteral(L, "__mode"); lua_pushliteral(L, "k"); lua_rawset(L, -3); /* stack: string peers mt */ lua_setmetatable(L, -2); /* stack: string peers */ lua_rawset(L,LUA_REGISTRYINDEX); #endif /* create object ptr -> udata mapping table */ lua_pushstring(L,"tolua_ubox"); lua_newtable(L); /* make weak value metatable for ubox table to allow userdata to be garbage-collected */ lua_newtable(L); lua_pushliteral(L, "__mode"); lua_pushliteral(L, "v"); lua_rawset(L, -3); /* stack: string ubox mt */ lua_setmetatable(L, -2); /* stack: string ubox */ lua_rawset(L,LUA_REGISTRYINDEX); lua_pushstring(L,"tolua_super"); lua_newtable(L); lua_rawset(L,LUA_REGISTRYINDEX); lua_pushstring(L,"tolua_gc"); lua_newtable(L);lua_rawset(L,LUA_REGISTRYINDEX); /* create gc_event closure */ lua_pushstring(L, "tolua_gc_event"); lua_pushstring(L, "tolua_gc"); lua_rawget(L, LUA_REGISTRYINDEX); lua_pushstring(L, "tolua_super"); lua_rawget(L, LUA_REGISTRYINDEX); lua_pushcclosure(L, class_gc_event, 2); lua_rawset(L, LUA_REGISTRYINDEX); tolua_newmetatable(L,"tolua_commonclass"); tolua_module(L,NULL,0); tolua_beginmodule(L,NULL); tolua_module(L,"tolua",0); tolua_beginmodule(L,"tolua"); tolua_function(L,"type",tolua_bnd_type); tolua_function(L,"takeownership",tolua_bnd_takeownership); tolua_function(L,"releaseownership",tolua_bnd_releaseownership); tolua_function(L,"cast",tolua_bnd_cast); tolua_function(L,"inherit", tolua_bnd_inherit); #ifdef LUA_VERSION_NUM /* lua 5.1 */ tolua_function(L, "setpeer", tolua_bnd_setpeer); tolua_function(L, "getpeer", tolua_bnd_getpeer); #endif tolua_endmodule(L); tolua_endmodule(L); } lua_settop(L,top); }