"CreateSemaphore"找不到标识符

本文介绍了"CreateSemaphore"找不到标识符的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

你好， 我正在使用信号量.并且我编写了以下代码来创建信号量

hello, I am using semaphore. and i have written following code to create semaphore

HANDLE m_deviceStatusChanged; m_deviceStatusChanged = ::CreateSemaphore(NULL,0,256,NULL);

构建项目时出现以下错误

Following errors are coming while building the project

1) missing ';' before identifier 'm_deviceStatusChanged'; 2) "CreateSemaphore" is not a member of "global namespace" 3) "CreateSemaphore" identifier not found

推荐答案

查看链接，检查是否包含头文件. msdn.microsoft/en-us/library/aa911525.aspx [ ^ ] msdn.microsoft/en-us/library/ms686946 (v = VS.85).aspx [ ^ ] See the links, check if you have included header file. msdn.microsoft/en-us/library/aa911525.aspx[^] msdn.microsoft/en-us/library/ms686946(v=VS.85).aspx[^]