# 安装pcre库（Perl Compatible Regular Expressions；perl兼容正则表达式），为了使nginx支持具备URL重写功能的Rewrite模块。

[root@kazihuo ~]# yum -y install pcre pcre-devel

[root@kazihuo ~]# yum -y install openssl openssl-devel gcc

[root@kazihuo ~]# rpm -qa pcre pcre-devel

[root@kazihuo ~]# wget http://nginx.org/download/nginx-1.12.1.tar.gz

[root@kazihuo ~]# tar axvf nginx-1.12.1.tar.gz

[root@kazihuo ~]# useradd nginx -s /sbin/nologin -M

[root@kazihuo ~]# cd nginx-1.12.1

[root@kazihuo ~]# ./configure --help

[root@kazihuo ~]# ./configure --user=nginx --group=nginx --with-http_ssl_module --with-http_stub_status_module --prefix=/usr/local/nginx-1.12.1/

[root@kazihuo ~]# echo $?   # 根据返回值判断是否正常编译

[root@kazihuo ~]# make   # C语言编译的过程

[root@kazihuo ~]# make install   #把编译的内容进行安装

[root@kazihuo ~]# ln -sv /usr/local/nginx-1.12.1 /usr/local/nginx

[root@kazihuo ~]# echo ‘export PATH=$PATH:/usr/local/nginx/sbin/’ > /etc/profile.d/nginx.sh

[root@kazihuo ~]# source /etc/profile.d/nginx

[root@kazihuo ~]# nginx -t

[root@kazihuo ~]# nginx 

[root@kazihuo ~]# curl -I 127.0.0.1

HTTP/1.1 200 OK
Server: nginx/1.12.1
Date: Sun, 15 Jul 2018 03:47:36 GMT
Content-Type: text/html
Content-Length: 612
Last-Modified: Sun, 15 Jul 2018 03:31:02 GMT
Connection: keep-alive
ETag: "5b4abff6-264"
Accept-Ranges: bytes

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