How do I make my csh script executable?
You can convert the script into an executable program. (I am going to repeat some of what others have already written). Add a “shebang” as the first line. For a csh script, use #!/bin/csh -f .
Table of Contents
How do you get a file in shell?
A file is obtained in two ways. One is typing as source or the other is typing as . ./ on the command line. When a file is fetched, the lines of code are executed as if they were printed on the command line.
What is Tcshrc file?
tcshrc file (also known as startup script). For example, you can put all your alias definitions and other configuration instructions in this file.
What is source command in shell script?
source is a shell builtin command used to read and execute the contents of a file (usually a set of commands), passed as an argument to the current shell script. The command after taking the content of the specified files is passed to the TCL interpreter as a text script which is then executed.
How do I make a script executable?
Steps to write and run a script
- Open the terminal. Go to the directory where you want to create your script.
- Create a file with . sh extension.
- Write the script to the file using an editor.
- Make the script executable with the chmod +x command.
- Run the script using ./.
How do I run a .bashrc file?
Go to bash terminal and type vim. bashrc. You can edit this file to configure your own bash shell, aliases, functions, etc. Reopen the bash shell.
What does #!/ Bin csh mean?
When you type a command at the Unix prompt, you are interacting with the shell. For example, #!/bin/csh refers to the C shell, /bin/tcsh to the t shell, /bin/bash to the bash shell, etc. For example, I use the tcsh shell interactively, but often run bash scripts using /bin/bash in the script file.
What is the difference between Bashrc and Cshrc?
bashrc is for bash, . login and . cshrc are for
How to get a csh script in Bash?
And when I use bash, I would like to use these variables. One way is to copy the variables back and use the bash command, like export ORACLE_SID=TEST. But doing so will require us to keep two copies of the files. And when we change the database name or update the database, I need to keep the bash login file separate.
How to pass setenv to a csh script?
The easiest way to do this is to let csh generate the configure script and then run the other script. For example: If you just want to use the code from the linked question, all you have to do is change the regular expression. Just replace export with setenv, and the = with //s+. I’ll try it at work on Monday.
How to run a csh script in Python?
/bin/sh -c script.csh will just run the script; environment variables will be lost as soon as the script ends. Even that assumes that script.csh is executable; if it’s meant to be sourced, it doesn’t need to be, and probably shouldn’t be.
How to determine the source of a script?
In tcsh, $_ at the beginning of the script will contain the location if the file originated and $0 contains it if it was executed. I think you could use the $BASH_SOURCE variable. Return the route that was executed: So in the next step, we need to check if the route is relative or not.
