add thread sharedata

11 files changed, 437 insertions, 42 deletions

diff --git a/core/src/xmake/thread/prefix.h b/core/src/xmake/thread/prefix.h
index 8fc303b10..2b841e6a7 100644
--- a/core/src/xmake/thread/prefix.h
+++ b/core/src/xmake/thread/prefix.h
@@ -39,6 +39,32 @@ typedef struct __xm_thread_t
 
 }xm_thread_t;
 
+// the thread value kind
+typedef enum __xm_thread_value_kind_e
+{
+    XM_THREAD_VALUE_NIL  = 0,
+    XM_THREAD_VALUE_BOOL = 1,
+    XM_THREAD_VALUE_INT  = 2,
+    XM_THREAD_VALUE_NUM  = 3,
+    XM_THREAD_VALUE_STR  = 4
+
+}xm_thread_value_kind_e;
+
+// the thread value type
+typedef struct __xm_thread_value_t
+{
+    tb_uint32_t     kind : 3;
+    tb_uint32_t     size : 29;
+    union
+    {
+        tb_char_t*  string;
+        tb_bool_t   boolean;
+        lua_Integer integer;
+        lua_Number  number;
+    } u;
+
+}xm_thread_value_t;
+
 // the thread event type
 typedef struct __xm_thread_event_t
 {
@@ -71,31 +97,14 @@ typedef struct __xm_thread_queue_t
 
 }xm_thread_queue_t;
 
-// the thread queue item kind
-typedef enum __xm_thread_queue_item_kind_e
+// the thread sharedata type
+typedef struct __xm_thread_sharedata_t
 {
-    XM_THREAD_QUEUE_ITEM_NIL  = 0,
-    XM_THREAD_QUEUE_ITEM_BOOL = 1,
-    XM_THREAD_QUEUE_ITEM_INT  = 2,
-    XM_THREAD_QUEUE_ITEM_NUM  = 3,
-    XM_THREAD_QUEUE_ITEM_STR  = 4
+    xm_thread_value_t value;
+    tb_buffer_t       buffer;
+    tb_atomic_t       refn;
 
-}xm_thread_queue_item_kind_e;
-
-// the thread queue item type
-typedef struct __xm_thread_queue_item_t
-{
-    tb_uint32_t     kind : 3;
-    tb_uint32_t     size : 29;
-    union
-    {
-        tb_char_t*  string;
-        tb_bool_t   boolean;
-        lua_Integer integer;
-        lua_Number  number;
-    } u;
-
-}xm_thread_queue_item_t;
+}xm_thread_sharedata_t;
 
 // get the thread event from arguments
 static __tb_inline__ xm_thread_event_t* xm_thread_event_get(lua_State* lua, tb_int_t index)
@@ -133,6 +142,15 @@ static __tb_inline__ xm_thread_queue_t* xm_thread_queue_get(lua_State* lua, tb_i
     return thread_queue;
 }
 
+// get the thread sharedata from arguments
+static __tb_inline__ xm_thread_sharedata_t* xm_thread_sharedata_get(lua_State* lua, tb_int_t index)
+{
+    xm_thread_sharedata_t* thread_sharedata = tb_null;
+    if (xm_lua_isinteger(lua, index)) thread_sharedata = (xm_thread_sharedata_t*)(tb_size_t)(tb_long_t)lua_tointeger(lua, index);
+    else if (xm_lua_ispointer(lua, index)) thread_sharedata = (xm_thread_sharedata_t*)xm_lua_topointer(lua, index);
+    return thread_sharedata;
+}
+
 #endif
 
 
diff --git a/core/src/xmake/thread/queue_clear.c b/core/src/xmake/thread/queue_clear.c
index bf70d12e1..4888babe2 100644
--- a/core/src/xmake/thread/queue_clear.c
+++ b/core/src/xmake/thread/queue_clear.c
@@ -15,7 +15,7 @@
  * Copyright (C) 2015-present, Xmake Open Source Community.
  *
  * @author      ruki
- * @file        thread_queue_lock.c
+ * @file        thread_queue_clear.c
  *
  */
 
diff --git a/core/src/xmake/thread/queue_init.c b/core/src/xmake/thread/queue_init.c
index 4c4e9a9f6..0c8af884d 100644
--- a/core/src/xmake/thread/queue_init.c
+++ b/core/src/xmake/thread/queue_init.c
@@ -33,12 +33,12 @@
 /* //////////////////////////////////////////////////////////////////////////////////////
  * private implementation
  */
-static tb_void_t xm_thread_queue_item_free(tb_element_ref_t element, tb_pointer_t buff)
+static tb_void_t xm_thread_value_free(tb_element_ref_t element, tb_pointer_t buff)
 {
-    xm_thread_queue_item_t* item = (xm_thread_queue_item_t*)buff;
+    xm_thread_value_t* item = (xm_thread_value_t*)buff;
     if (item)
     {
-        if (item->kind == XM_THREAD_QUEUE_ITEM_STR)
+        if (item->kind == XM_THREAD_VALUE_STR)
         {
             if (item->u.string) tb_free((tb_pointer_t)item->u.string);
             item->u.string = tb_null;
@@ -62,7 +62,7 @@ tb_int_t xm_thread_queue_init(lua_State* lua)
         tb_assert_and_check_break(thread_queue);
 
         thread_queue->refn = 1;
-        thread_queue->handle = tb_queue_init(0, tb_element_mem(sizeof(xm_thread_queue_item_t), xm_thread_queue_item_free, tb_null));
+        thread_queue->handle = tb_queue_init(0, tb_element_mem(sizeof(xm_thread_value_t), xm_thread_value_free, tb_null));
         tb_assert_and_check_break(thread_queue->handle);
 
         xm_lua_pushpointer(lua, (tb_pointer_t)thread_queue);
diff --git a/core/src/xmake/thread/queue_pop.c b/core/src/xmake/thread/queue_pop.c
index 4e205bab4..c666a85dd 100644
--- a/core/src/xmake/thread/queue_pop.c
+++ b/core/src/xmake/thread/queue_pop.c
@@ -15,7 +15,7 @@
  * Copyright (C) 2015-present, Xmake Open Source Community.
  *
  * @author      ruki
- * @file        thread_queue_unlock.c
+ * @file        thread_queue_pop.c
  *
  */
 
@@ -47,31 +47,31 @@ tb_int_t xm_thread_queue_pop(lua_State* lua)
         return 2;
     }
 
-    xm_thread_queue_item_t* item = (xm_thread_queue_item_t*)tb_queue_get(thread_queue->handle);
+    xm_thread_value_t* item = (xm_thread_value_t*)tb_queue_get(thread_queue->handle);
     tb_assert_and_check_return_val(item, 0);
 
     tb_bool_t ok = tb_false;
     switch (item->kind)
     {
-    case XM_THREAD_QUEUE_ITEM_STR:
+    case XM_THREAD_VALUE_STR:
         if (item->size)
             lua_pushlstring(lua, item->u.string, item->size);
         else lua_pushliteral(lua, "");
         ok = tb_true;
         break;
-    case XM_THREAD_QUEUE_ITEM_INT:
+    case XM_THREAD_VALUE_INT:
         lua_pushinteger(lua, item->u.integer);
         ok = tb_true;
         break;
-    case XM_THREAD_QUEUE_ITEM_NUM:
+    case XM_THREAD_VALUE_NUM:
         lua_pushnumber(lua, item->u.number);
         ok = tb_true;
         break;
-    case XM_THREAD_QUEUE_ITEM_BOOL:
+    case XM_THREAD_VALUE_BOOL:
         lua_pushboolean(lua, item->u.boolean);
         ok = tb_true;
         break;
-    case XM_THREAD_QUEUE_ITEM_NIL:
+    case XM_THREAD_VALUE_NIL:
         lua_pushnil(lua);
         ok = tb_true;
         break;
diff --git a/core/src/xmake/thread/queue_push.c b/core/src/xmake/thread/queue_push.c
index b1cf78132..8125f2b9a 100644
--- a/core/src/xmake/thread/queue_push.c
+++ b/core/src/xmake/thread/queue_push.c
@@ -15,7 +15,7 @@
  * Copyright (C) 2015-present, Xmake Open Source Community.
  *
  * @author      ruki
- * @file        thread_queue_lock.c
+ * @file        thread_queue_push.c
  *
  */
 
@@ -47,14 +47,14 @@ tb_int_t xm_thread_queue_push(lua_State* lua)
         return 2;
     }
 
-    xm_thread_queue_item_t item;
+    xm_thread_value_t item;
     if (lua_isstring(lua, 2))
     {
         size_t data_size = 0;
         tb_char_t const* data = luaL_checklstring(lua, 2, &data_size);
         tb_assert_and_check_return_val(data, 0);
 
-        item.kind = (tb_uint32_t)XM_THREAD_QUEUE_ITEM_STR;
+        item.kind = (tb_uint32_t)XM_THREAD_VALUE_STR;
         item.size = (tb_uint32_t)data_size;
         if (data_size)
         {
@@ -65,22 +65,22 @@ tb_int_t xm_thread_queue_push(lua_State* lua)
     }
     else if (xm_lua_isinteger(lua, 2))
     {
-        item.kind = (tb_uint32_t)XM_THREAD_QUEUE_ITEM_INT;
+        item.kind = (tb_uint32_t)XM_THREAD_VALUE_INT;
         item.u.integer = lua_tointeger(lua, 2);
     }
     else if (lua_isnumber(lua, 2))
     {
-        item.kind = (tb_uint32_t)XM_THREAD_QUEUE_ITEM_NUM;
+        item.kind = (tb_uint32_t)XM_THREAD_VALUE_NUM;
         item.u.number = lua_tonumber(lua, 2);
     }
     else if (lua_isboolean(lua, 2))
     {
-        item.kind = (tb_uint32_t)XM_THREAD_QUEUE_ITEM_BOOL;
+        item.kind = (tb_uint32_t)XM_THREAD_VALUE_BOOL;
         item.u.boolean = lua_toboolean(lua, 2);
     }
     else if (lua_isnil(lua, 2))
     {
-        item.kind = (tb_uint32_t)XM_THREAD_QUEUE_ITEM_NIL;
+        item.kind = (tb_uint32_t)XM_THREAD_VALUE_NIL;
     }
     else
     {
diff --git a/core/src/xmake/thread/sharedata_clear.c b/core/src/xmake/thread/sharedata_clear.c
new file mode 100644
index 000000000..0c8b4afcf
--- /dev/null
+++ b/core/src/xmake/thread/sharedata_clear.c
@@ -0,0 +1,48 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, Xmake Open Source Community.
+ *
+ * @author      ruki
+ * @file        thread_sharedata_clear.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "thread_sharedata"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_thread_sharedata_clear(lua_State* lua)
+{
+    tb_assert_and_check_return_val(lua, 0);
+
+    xm_thread_sharedata_t* thread_sharedata = xm_thread_sharedata_get(lua, 1);
+    tb_assert_and_check_return_val(thread_sharedata, 0);
+
+    thread_sharedata->value.kind = XM_THREAD_VALUE_NIL;
+    tb_buffer_clear(&thread_sharedata->buffer);
+    lua_pushboolean(lua, tb_true);
+    return 1;
+}
+
diff --git a/core/src/xmake/thread/sharedata_exit.c b/core/src/xmake/thread/sharedata_exit.c
new file mode 100644
index 000000000..ad4a9f33f
--- /dev/null
+++ b/core/src/xmake/thread/sharedata_exit.c
@@ -0,0 +1,51 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, Xmake Open Source Community.
+ *
+ * @author      ruki
+ * @file        thread_sharedata_exit.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "thread_sharedata"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_thread_sharedata_exit(lua_State* lua)
+{
+    tb_assert_and_check_return_val(lua, 0);
+
+    xm_thread_sharedata_t* thread_sharedata = xm_thread_sharedata_get(lua, 1);
+    tb_assert_and_check_return_val(thread_sharedata, 0);
+
+    if (tb_atomic_fetch_and_sub(&thread_sharedata->refn, 1) == 1)
+    {
+        tb_buffer_exit(&thread_sharedata->buffer);
+        tb_free(thread_sharedata);
+    }
+    lua_pushboolean(lua, tb_true);
+    return 1;
+}
+
diff --git a/core/src/xmake/thread/sharedata_get.c b/core/src/xmake/thread/sharedata_get.c
new file mode 100644
index 000000000..abd020d3b
--- /dev/null
+++ b/core/src/xmake/thread/sharedata_get.c
@@ -0,0 +1,82 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, Xmake Open Source Community.
+ *
+ * @author      ruki
+ * @file        thread_sharedata_get.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "thread_sharedata"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_thread_sharedata_get_(lua_State* lua)
+{
+    tb_assert_and_check_return_val(lua, 0);
+
+    xm_thread_sharedata_t* thread_sharedata = xm_thread_sharedata_get(lua, 1);
+    tb_assert_and_check_return_val(thread_sharedata, 0);
+
+    tb_bool_t ok = tb_false;
+    switch (thread_sharedata->value.kind)
+    {
+    case XM_THREAD_VALUE_STR:
+        if (tb_buffer_size(&thread_sharedata->buffer) > 0)
+            lua_pushlstring(lua, (tb_char_t*)tb_buffer_data(&thread_sharedata->buffer), tb_buffer_size(&thread_sharedata->buffer));
+        else lua_pushliteral(lua, "");
+        ok = tb_true;
+        break;
+    case XM_THREAD_VALUE_INT:
+        lua_pushinteger(lua, thread_sharedata->value.u.integer);
+        ok = tb_true;
+        break;
+    case XM_THREAD_VALUE_NUM:
+        lua_pushnumber(lua, thread_sharedata->value.u.number);
+        ok = tb_true;
+        break;
+    case XM_THREAD_VALUE_BOOL:
+        lua_pushboolean(lua, thread_sharedata->value.u.boolean);
+        ok = tb_true;
+        break;
+    case XM_THREAD_VALUE_NIL:
+        lua_pushnil(lua);
+        ok = tb_true;
+        break;
+    default:
+        break;
+    }
+
+    if (!ok)
+    {
+        lua_pushnil(lua);
+        lua_pushliteral(lua, "invalid thread sharedata thread_sharedata");
+        return 2;
+    }
+
+    return 1;
+}
+
+
diff --git a/core/src/xmake/thread/sharedata_incref.c b/core/src/xmake/thread/sharedata_incref.c
new file mode 100644
index 000000000..e0d32c600
--- /dev/null
+++ b/core/src/xmake/thread/sharedata_incref.c
@@ -0,0 +1,46 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, Xmake Open Source Community.
+ *
+ * @author      ruki
+ * @file        thread_sharedata_incref.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "thread_sharedata"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_thread_sharedata_incref(lua_State* lua)
+{
+    tb_assert_and_check_return_val(lua, 0);
+
+    xm_thread_sharedata_t* thread_sharedata = xm_thread_sharedata_get(lua, 1);
+    tb_assert_and_check_return_val(thread_sharedata, 0);
+
+    lua_pushboolean(lua, tb_atomic_fetch_and_add(&thread_sharedata->refn, 1) >= 1);
+    return 1;
+}
+
diff --git a/core/src/xmake/thread/sharedata_init.c b/core/src/xmake/thread/sharedata_init.c
new file mode 100644
index 000000000..b38fc217a
--- /dev/null
+++ b/core/src/xmake/thread/sharedata_init.c
@@ -0,0 +1,66 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, Xmake Open Source Community.
+ *
+ * @author      ruki
+ * @file        sharedata_init.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "thread_sharedata"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_thread_sharedata_init(lua_State* lua)
+{
+    tb_assert_and_check_return_val(lua, 0);
+
+    tb_bool_t ok = tb_false;
+    xm_thread_sharedata_t* thread_sharedata = tb_null;
+    do
+    {
+        thread_sharedata = tb_malloc0_type(xm_thread_sharedata_t);
+        tb_assert_and_check_break(thread_sharedata);
+
+        thread_sharedata->refn = 1;
+        thread_sharedata->value.kind = XM_THREAD_VALUE_NIL;
+        tb_buffer_init(&thread_sharedata->buffer);
+
+        xm_lua_pushpointer(lua, (tb_pointer_t)thread_sharedata);
+        ok = tb_true;
+
+    } while (0);
+
+    if (!ok)
+    {
+        if (thread_sharedata)
+        {
+            tb_buffer_exit(&thread_sharedata->buffer);
+            tb_free(thread_sharedata);
+        }
+        lua_pushnil(lua);
+    }
+    return 1;
+}
diff --git a/core/src/xmake/thread/sharedata_set.c b/core/src/xmake/thread/sharedata_set.c
new file mode 100644
index 000000000..66d7d9e04
--- /dev/null
+++ b/core/src/xmake/thread/sharedata_set.c
@@ -0,0 +1,84 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, Xmake Open Source Community.
+ *
+ * @author      ruki
+ * @file        thread_sharedata_set.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME                "thread_sharedata"
+#define TB_TRACE_MODULE_DEBUG               (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+tb_int_t xm_thread_sharedata_set(lua_State* lua)
+{
+    tb_assert_and_check_return_val(lua, 0);
+
+    xm_thread_sharedata_t* thread_sharedata = xm_thread_sharedata_get(lua, 1);
+    tb_assert_and_check_return_val(thread_sharedata, 0);
+
+    if (lua_isstring(lua, 2))
+    {
+        size_t data_size = 0;
+        tb_char_t const* data = luaL_checklstring(lua, 2, &data_size);
+        tb_assert_and_check_return_val(data, 0);
+
+        thread_sharedata->value.kind = (tb_uint32_t)XM_THREAD_VALUE_STR;
+        if (data_size)
+            tb_buffer_memncpy(&thread_sharedata->buffer, data, data_size);
+        else tb_buffer_clear(&thread_sharedata->buffer);
+    }
+    else if (xm_lua_isinteger(lua, 2))
+    {
+        thread_sharedata->value.kind = (tb_uint32_t)XM_THREAD_VALUE_INT;
+        thread_sharedata->value.u.integer = lua_tointeger(lua, 2);
+    }
+    else if (lua_isnumber(lua, 2))
+    {
+        thread_sharedata->value.kind = (tb_uint32_t)XM_THREAD_VALUE_NUM;
+        thread_sharedata->value.u.number = lua_tonumber(lua, 2);
+    }
+    else if (lua_isboolean(lua, 2))
+    {
+        thread_sharedata->value.kind = (tb_uint32_t)XM_THREAD_VALUE_BOOL;
+        thread_sharedata->value.u.boolean = lua_toboolean(lua, 2);
+    }
+    else if (lua_isnil(lua, 2))
+    {
+        thread_sharedata->value.kind = (tb_uint32_t)XM_THREAD_VALUE_NIL;
+    }
+    else
+    {
+        lua_pushboolean(lua, tb_false);
+        lua_pushliteral(lua, "unsupported thread sharedata item");
+        return 2;
+    }
+
+    lua_pushboolean(lua, tb_true);
+    return 1;
+}
+
+