static lua_State *state;
+static void *
+ul_create_userdata(lua_State *L, size_t size, const luaL_Reg *reg, lua_CFunction gc)
+{
+ void *ret = lua_newuserdata(L, size);
+
+ memset(ret, 0, size);
+ lua_createtable(L, 0, 2);
+ lua_pushvalue(L, -1);
+ lua_setfield(L, -2, "__index");
+ lua_pushcfunction(L, gc);
+ lua_setfield(L, -2, "__gc");
+ lua_pushvalue(L, -1);
+ lua_setmetatable(L, -3);
+ lua_pushvalue(L, -2);
+ luaI_openlib(L, NULL, reg, 1);
+ lua_pushvalue(L, -2);
+
+ return ret;
+}
+
static void ul_timer_cb(struct uloop_timeout *t)
{
struct lua_uloop_timeout *tout = container_of(t, struct lua_uloop_timeout, t);
struct lua_uloop_timeout *tout = lua_touserdata(L, 1);
uloop_timeout_cancel(&tout->t);
+
+ /* obj.__index.__gc = nil , make sure executing only once*/
+ lua_getfield(L, -1, "__index");
+ lua_pushstring(L, "__gc");
+ lua_pushnil(L);
+ lua_settable(L, -3);
+
lua_getglobal(state, "__uloop_cb");
- luaL_unref(L, -1, tout->r);
+ luaL_unref(state, -1, tout->r);
return 1;
}
lua_pushvalue(L, -2);
ref = luaL_ref(L, -2);
- tout = lua_newuserdata(L, sizeof(*tout));
- lua_createtable(L, 0, 2);
- lua_pushvalue(L, -1);
- lua_setfield(L, -2, "__index");
- lua_pushcfunction(L, ul_timer_free);
- lua_setfield(L, -2, "__gc");
- lua_pushvalue(L, -1);
- lua_setmetatable(L, -3);
- lua_pushvalue(L, -2);
- luaI_openlib(L, NULL, timer_m, 1);
- lua_pushvalue(L, -2);
-
- memset(tout, 0, sizeof(*tout));
-
+ tout = ul_create_userdata(L, sizeof(*tout), timer_m, ul_timer_free);
tout->r = ref;
tout->t.cb = ul_timer_cb;
+
if (set)
uloop_timeout_set(&tout->t, set);
/* push events */
lua_pushinteger(state, events);
-
lua_call(state, 2, 0);
}
return fd;
}
+static int ul_ufd_delete(lua_State *L)
+{
+ struct lua_uloop_fd *ufd = lua_touserdata(L, 1);
+
+ uloop_fd_delete(&ufd->fd);
+
+ /* obj.__index.__gc = nil , make sure executing only once*/
+ lua_getfield(L, -1, "__index");
+ lua_pushstring(L, "__gc");
+ lua_pushnil(L);
+ lua_settable(L, -3);
+
+ lua_getglobal(state, "__uloop_cb");
+ luaL_unref(state, -1, ufd->r);
+ lua_remove(state, -1);
+
+ lua_getglobal(state, "__uloop_fds");
+ luaL_unref(state, -1, ufd->fd_r);
+ lua_remove(state, -1);
+
+ return 1;
+}
+
+static const luaL_Reg ufd_m[] = {
+ { "delete", ul_ufd_delete },
+ { NULL, NULL }
+};
+
static int ul_ufd_add(lua_State *L)
{
struct lua_uloop_fd *ufd;
fd_ref = luaL_ref(L, -2);
lua_pop(L, 1);
- ufd = lua_newuserdata(L, sizeof(*ufd));
- memset(ufd, 0, sizeof(*ufd));
-
+ ufd = ul_create_userdata(L, sizeof(*ufd), ufd_m, ul_ufd_delete);
ufd->r = ref;
ufd->fd.fd = fd;
ufd->fd_r = fd_ref;
return 1;
}
+static int ul_end(lua_State *L)
+{
+ uloop_end();
+ return 1;
+}
+
static luaL_reg uloop_func[] = {
{"init", ul_init},
{"run", ul_run},
{"timer", ul_timer},
{"process", ul_process},
{"fd_add", ul_ufd_add},
+ {"cancel", ul_end},
{NULL, NULL},
};