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bugfix: sharedata can be update more than once

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This commit is contained in:
Cloud Wu
2014-09-27 03:02:18 +08:00
parent 36d77aaa2b
commit 016b4dc58f
2 changed files with 3 additions and 6 deletions
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3
lualib-src/lua-sharedata.c
View File

@@ -747,9 +747,6 @@ lupdate(lua_State *L) {
luaL_checktype(L, 3, LUA_TTABLE);
struct ctrl * c= lua_touserdata(L, 1);
struct table *n = lua_touserdata(L, 2);
if (c->update) {
return luaL_error(L, "can't update more than once");
}
if (c->root == n) {
return luaL_error(L, "You should update a new object");
}

6
lualib/sharedata/corelib.lua
View File

@@ -59,15 +59,15 @@ function meta:__index(key)
local newobj, newtbl = needupdate(self.__gcobj)
if newobj then
local newgcobj = newtbl.__gcobj
-- todo: update
local root = findroot(self)
update(root, newobj, newgcobj)
if obj == self.__obj then
error ("The key [" .. genkey(self) .. "] doesn't exist after update")
end
obj = self.__obj
end
end
local v = index(self.__obj, key)
local v = index(obj, key)
if type(v) == "userdata" then
local r = setmetatable({
__obj = v,
@@ -127,7 +127,7 @@ end
function conf.update(self, pointer)
local cobj = self.__obj
assert(isdirty(cobj), "Obly dirty object can be update")
assert(isdirty(cobj), "Only dirty object can be update")
core.update(self.__gcobj, pointer, { __gcobj = core.box(pointer) })
end