接前一篇文章：selinux-policy-default（2:2.20231119-2）软件包内容详细介绍（1）

4. 重点文件内容解析

（1）control/postist文件

文件内容如下：

#!/bin/sh
set -e# summary of how this script can be called:
#        * <postinst> `configure' <most-recently-configured-version>
#        * <old-postinst> `abort-upgrade' <new version>
#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
#          <new-version>
#        * <postinst> `abort-remove'
#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
#          <failed-install-package> <version> `removing'
#          &