Centos7 cmake版本升级（v2.8.12.2->v3.16.6)

1. 查看当前cmake版本

[root@localhost ~]# cmake -version
cmake version 2.8.12.2

2. 进行卸载

[root@localhost ~]# yum remove -y cmake

3. 进行安装包的下载，也可以下载好安装包后传至相应的目录

[root@localhost ~]# mkdir /opt/cmake
[root@localhost ~]# cd /opt/cmake/

4. 下载或拷贝，解压

[root@localhost cmake]# wget https://cmake.org/files/v3.16/cmake-3.16.6.tar.gz
[root@localhost cmake]# tar -zxvf cmake-3.16.6.tar.gz

5. 安装基本工具

[root@localhost cmake]# yum install -y gcc gcc-c++  

6. 进行编译连接

[root@localhost cmake]# cd cmake-3.16.6
[root@localhost cmake]# ./configure --prefix=/usr/local/cmake

7. 安装

[root@localhost cmake-3.16.6]# make && make install 

8. 创建链接

[root@localhost cmake-3.16.6]# ln -s /usr/local/cmake/bin/cmake /usr/bin/cmake 

9. 查看版本

[root@localhost cmake-3.16.6]# cmake -version
cmake version 3.16.6

CMake suite maintained and supported by Kitware (kitware.com/cmake).
[root@aliyun cmake-3.16.6]# 

---

如果第8步不想创建链接的话，也可以修改环境变量

[root@localhost ~]# vim /etc/profile
...
export CMAKE_HOME=/usr/local/cmake
export PATH=$PATH:$CMAKE_HOME/bin
## 刷新配置
[root@localhost ~]# source /etc/profile