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Where do I put my alias in Bash?
Your alias is well defined, but you have to store it in ~/.bashrc, not in a shell script. Add it to that file and then source it with . .bashrc – it will load the file so that alias will be possible to use. Just write it in your console prompt.
Can you run an alias in a shell script?
Aliases are not expanded when the shell is not interactive, unless the expand_aliases shell option is set using shopt (see the description of shopt under SHELL BUILTIN COMMANDS below). So the real answer to this question, for those looking to use actual aliases in shell scripts instead of alternatives to them, is:
How to include additional files in.bashrc stack?
Add source /whatever/file (or . /whatever/file) into .bashrc where you want the other file included. To prevent errors you need to first check to make sure the file exists. Then source the file. Do something like this. Here is a one liner!
How to set Bash aliases for Docker containers?
Another option is to just use the “docker exec -it command” from outside the container and just use your own .bashrc or the .bash_profile (what ever you prefer) You can use entrypoint, but it will not work for alias, in your Dockerfile:
How to force Bash to execute a script?
You can force bash to execute your script as an interactive shell with the -i flag. This will tell your .bashrc file to define aliases and other functions. ~ $ grep ll .bashrc alias ll=’ls -lah’ ~ $ cat script.sh #!/bin/sh ll ~ $ bash script.sh script.sh: line 3: ll: command not found ~ $ bash -i script.sh ..directory contents..
How to use variables in a bash script?
Variables can be used in the bash script to set the preferred options for any command and those variables can be referred in the later section of script to suffice the need of alias inside scripts. Add the command ‘shopt -s expand_aliases’ at the start of the script to expand aliases and make alias command work in the bash script.
Why are my Bash aliases not working in Ubuntu?
The .bash_aliases file then seemed to get read. These are available in your .bashrc file in ubuntu 18,19 Actually the problem is sourcing the files, therefore source both files by runing the commands below. I faced the same issues and that is how i solved it.
Which is better, an alias or a shell function?
As the Bash manual says, “For almost every purpose, shell functions are preferred over aliases.” The i is for interactive and sources your bash profile for you. You can alos use . before your script. Run it as:
What happens when Bash is started non-interactively?
When Bash is started non-interactively, to run a shell script, for example, it looks for the variable BASH_ENV in the environment, expands its value if it appears there, and uses the expanded value as the name of a file to read and execute. Bash behaves as if the following command were executed: