linux rm 排除特定文件

[root@localhost installer]# rm -rf !(iguard*)
-bash: !: event not found
[root@localhost installer]# shopt -s
checkwinsize    on
cmdhist         on
expand_aliases  on
extquote        on
force_fignore   on
histappend      on
hostcomplete    on
interactive_comments    on
login_shell     on
progcomp        on
promptvars      on
sourcepath      on
[root@localhost installer]# shopt -s extglob
[root@localhost installer]# shopt -s
checkwinsize    on
cmdhist         on
expand_aliases  on
extglob         on
extquote        on
force_fignore   on
histappend      on
hostcomplete    on
interactive_comments    on
login_shell     on
progcomp        on
promptvars      on
sourcepath      on

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