post_install() {
  cat << EOF
==> To run GitWeb, you must add the lines in "/etc/httpd/conf/httpd.conf":
==> "# GitWeb"
==> "Include /etc/httpd/conf/extra/httpd-gitweb.conf"
==> Then restart or run the Apache server:
==> "systemctl restart httpd" 
==> or
==> "systemctl start httpd" and "systemctl enable httpd"
EOF
}

post_remove() {
  cat << EOF
==> To clean Apache server, remove the lines in /etc/httpd/conf/httpd.conf:
==> "# GitWeb"
==> "Include /etc/httpd/conf/extra/httpd-gitweb.conf"
==> Then restart or stop the Apache server:
==> "systemctl restart httpd"
==> or
==> "systemctl stop httpd" and "systemctl disable httpd"
EOF
}