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What is tcsh command?
tcsh is an enhanced but completely compatible version of the Berkeley UNIX C shell, csh(1). It is a command language interpreter usable both as an interactive login shell and a shell script command processor.
What is a shell command?
A shell is a computer program that presents a command line interface which allows you to control your computer using commands entered with a keyboard instead of controlling graphical user interfaces (GUIs) with a mouse/keyboard combination. The shell makes your work less error-prone.
What is shell in linux?
The shell is an interactive interface that allows users to execute other commands and utilities in Linux and other UNIX-based operating systems. When you login to the operating system, the standard shell is displayed and allows you to perform common operations such as copy files or restart the system.
Which is command line shell does tcsh use?
On Unix-like operating systems, tcsh (pronounced “tee-see-shell” or “tee-see-ess-aysh”) is a command-line shell based on the C Shell. Its key features are programmable command completion and command-line editing. tcsh is an enhanced but completely compatible version of the Berkeley UNIX C shell, csh.
How can I print commands in a tcsh script?
That will print out everything that happens in your script and are equivalent to the bash set -x and set -v commands. Lets say your script name is tcsh_file Lets assume this file includes shebang as well. this will print every line before executing it. it’s basically an interactive mode of execution.
How can I echo commands in a tcsh script?
I’d like to see the commands the script is executing, for debugging purposes. I think you get this effect with set -x or set -v in bash scripts. at the top of your script. That will print out everything that happens in your script and are equivalent to the bash set -x and set -v commands.
Can you use both csh and tcsh at the same time?
Users who need to use the same set of files with both csh (1) and tcsh can have only a ~/.cshrc which checks for the existence of the tcsh shell variable (q.v.) before using tcsh -specific commands, or can have both a ~/.cshrc and a ~/.tcshrc which source s (see the builtin command) ~/.cshrc .