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/*!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 pipe_wait.c
*
*/
/* //////////////////////////////////////////////////////////////////////////////////////
* trace
*/
#define TB_TRACE_MODULE_NAME "pipe_wait"
#define TB_TRACE_MODULE_DEBUG (0)
/* //////////////////////////////////////////////////////////////////////////////////////
* includes
*/
#include "prefix.h"
/* //////////////////////////////////////////////////////////////////////////////////////
* interfaces
*/
// io.pipe_wait(pipefile, events, timeout)
tb_int_t xm_io_pipe_wait(lua_State *lua) {
tb_assert_and_check_return_val(lua, 0);
// check pipe?
if (!xm_pipe_file_is_valid(lua, 1)) {
return 0;
}
// get pipe file
tb_pipe_file_ref_t pipefile = xm_pipe_file_get(lua, 1);
tb_check_return_val(pipefile, 0);
// get events
tb_size_t events = (tb_size_t)luaL_checknumber(lua, 2);
// get timeout
tb_long_t timeout = (tb_long_t)luaL_checknumber(lua, 3);
// wait pipe
lua_pushnumber(lua, (tb_int_t)tb_pipe_file_wait(pipefile, events, timeout));
return 1;
}
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