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-rw-r--r--3rdparty/luv/src/fs_poll.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/3rdparty/luv/src/fs_poll.c b/3rdparty/luv/src/fs_poll.c
new file mode 100644
index 00000000000..7ead32f322c
--- /dev/null
+++ b/3rdparty/luv/src/fs_poll.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2014 The Luvit Authors. All Rights Reserved.
+ *
+ * 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.
+ *
+ */
+
+#include "luv.h"
+
+static uv_fs_poll_t* luv_check_fs_poll(lua_State* L, int index) {
+ uv_fs_poll_t* handle = luv_checkudata(L, index, "uv_fs_poll");
+ luaL_argcheck(L, handle->type == UV_FS_POLL && handle->data, index, "Expected uv_fs_poll_t");
+ return handle;
+}
+
+static int luv_new_fs_poll(lua_State* L) {
+ uv_fs_poll_t* handle = luv_newuserdata(L, sizeof(*handle));
+ int ret = uv_fs_poll_init(luv_loop(L), handle);
+ if (ret < 0) {
+ lua_pop(L, 1);
+ return luv_error(L, ret);
+ }
+ handle->data = luv_setup_handle(L);
+ return 1;
+}
+
+static void luv_fs_poll_cb(uv_fs_poll_t* handle, int status, const uv_stat_t* prev, const uv_stat_t* curr) {
+ lua_State* L = luv_state(handle->loop);
+
+ // err
+ luv_status(L, status);
+
+ // prev
+ if (prev) {
+ luv_push_stats_table(L, prev);
+ }
+ else {
+ lua_pushnil(L);
+ }
+
+ // curr
+ if (curr) {
+ luv_push_stats_table(L, curr);
+ }
+ else {
+ lua_pushnil(L);
+ }
+
+ luv_call_callback(L, handle->data, LUV_FS_POLL, 3);
+}
+
+static int luv_fs_poll_start(lua_State* L) {
+ uv_fs_poll_t* handle = luv_check_fs_poll(L, 1);
+ const char* path = luaL_checkstring(L, 2);
+ unsigned int interval = luaL_checkinteger(L, 3);
+ int ret;
+ luv_check_callback(L, handle->data, LUV_FS_POLL, 4);
+ ret = uv_fs_poll_start(handle, luv_fs_poll_cb, path, interval);
+ if (ret < 0) return luv_error(L, ret);
+ lua_pushinteger(L, ret);
+ return 1;
+}
+
+static int luv_fs_poll_stop(lua_State* L) {
+ uv_fs_poll_t* handle = luv_check_fs_poll(L, 1);
+ int ret = uv_fs_poll_stop(handle);
+ if (ret < 0) return luv_error(L, ret);
+ lua_pushinteger(L, ret);
+ return 1;
+}
+
+static int luv_fs_poll_getpath(lua_State* L) {
+ uv_fs_poll_t* handle = luv_check_fs_poll(L, 1);
+ size_t len = 2*PATH_MAX;
+ char buf[2*PATH_MAX];
+ int ret = uv_fs_poll_getpath(handle, buf, &len);
+ if (ret < 0) return luv_error(L, ret);
+ lua_pushlstring(L, buf, len);
+ return 1;
+}