linux下安装nginx

1. 下载：http://nginx.org/en/download.html   
2. 解压：tar -zxvf nginx-1.12.2.tar
3. ./configure
4. 根据错误提示安装以下文件
5. yum -y install gcc gcc-c++ autoconf automake
6. yum -y install pcre pcre-devel
7. yum -y install zlib zlib-devel
8. ./configure成功后
9. make
10. make install
11. 查看是否安装完成 cd /usr/local目录下是否有nginx