The tcsh (pronounced tee-see-shell) can do exactly that.
Tcsh（发音为 tee-see-shell）恰好可以完成该工作。
Use the CHSH command to change your shell to TCSH permanently, or type TCSH at the prompt to change your shell without logging in again.
使用chsh命令永久的将你的shell换为tcsh，或者在命令提示符处键入tcsh改变你的shell，而不需要再次登陆系统。
Tcsh defines a shell variable rmstar; when turned on, it provides the user with a prompt that requests confirmation of the user's action.
tcsh定义了一个shell变量rmstar；如果打开这个变量，在用户执行操作时会显示提示，要求用户确认操作。
Use the chsh command to change your shell to tcsh permanently, or type tcsh at theprompt to change your shell without logging in again.
使用chsh命令永久的将你的shell换为tcsh，或者在命令提示符处键入tcsh改变你的shell，而不需要再次登陆系统。
Tcsh provides a gamut of shell variables and aliases, in addition to supporting those that csh supplies.
除了支持csh 提供的shell变量之外，tcsh 还提供了大量 shell 变量和别名。
The next few sections describe some of the most useful features tcsh provides through shell built-ins.
下面几节讨论 tcsh通过shell内置变量提供的一些最有用的特性。
Tcsh is a widely available shell that most likely is not installed on your computer but is available from your YUM repository.
Tcsh是一个广泛使用的shell命令，该命令有可能未安装在您的计算机中，但是可以从YUM资源库中获得。
Thus, it makes sense to have TCSH as the login shell of choice in a secure environment.
因此，在安全环境中选择tcsh作为登录shell是有意义的。
If the addsuffix shell variable is set along with automatic Tab completion, it's easier to distinguish folders because tcsh suffixes them with a / character when a match is found.
如果同时设置 addsuffixshell变量和自动Tab补齐，那么在找到匹配时tcsh 会在文件夹后面加上一个 /字符，这样就更容易区分出文件夹。
Tcsh defines the prompt built-in shell variable, which you can use to customize shell prompts.
tcsh定义了prompt内置shell变量，可以通过这个变量定制shell提示。
This is typically in the form of the Bash shell, or sometimes the C shell, or Tcsh, or the Korn shell(the default on IBM's AIX operating system).
其中比较典型的是Bashshell，有时也会是C shell，或Tcsh，Korn shell（IBMAIX 操作系统的缺省 shell）。
The shell variable printexitvalue is a useful feature of tcsh that immensely aids script debugging.
shell变量printexitvalue是一个很有用的tcsh 特性，它对脚本调试非常有帮助。
Tcsh comes with several built-in shell variables.
tcsh提供几个内置的shell变量。
As root, edit /etc/shells, addinga line in the file for the new shell, in this case /usr/local/bin/tcsh, and save the file.
作为root用户，编辑 /etc/shells ，在该文件中为新的shell添加一行，在本例中是 /usr/local/bin/tcsh，保存文件。
Tcsh provides the built-in shell variable watch, which makes it easy to view who is logging in and out of the system.
tcsh提供了内置shell变量watch，可以通过它查看正在使用系统的用户。
Tcsh provides the built-in shell variable watch, which makes it easy to view who is logging in and out of the system.
tcsh提供了内置shell变量watch，可以通过它查看正在使用系统的用户。
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