author : headsen chen date: 2018-05-11  09:50:23 [root@localhost ~]# which vim/usr/bin/vim[root@localhost ~]# rpm -qf /usr/bin/vimvim-enhanced-7.4.160-1.el7.x86_64[root@localhost ~]#rm -f /usr/bin/vim    #  -------------------> 删除vim命令，模拟命令错误 ls -l /usr/bin/vim #开始重新下载安装vim命令：  wget ftp://ftp.vim.org/pub/vim/unix/vim-7.4.tar.bz2  tar fx vim-7.4.tar.bz2  cd vim74/ yum -y install ncurses-devel ncurses   # -----------------> 要先安装这个库，否则下面的编译会报错!!!!!!!!!!!!!! ./configure --prefix=/usr/local/vim74 make make install vim /usr/local/vim74/bin/vim /etc/profile   # ------------------> 末行添加: PATH=$PATH:/usr/local/vim74/bin/vim;export # 用别名也可以： # alias vim='/usr/local/vim74/bin/vim' source /etc/profile echo $PATH vim vim /etc/profile