The strategy involves having a 'set' script which dynamically writes a 'load' script, which has code to set and export an environment variable. The 'load' script is then executed periodically by other scripts which need to reference the variable. BTW, the same strategy could be done by writing and reading a file instead of a variable.

Mar 5, 2017 · Set a local and environment variable using Bash on Linux. Check for a local or environment variables for a variable called LOL in Bash: $ set | grep LOL $ $ env | grep LOL $ Sanity check, no local or environment variable called LOL. Set a local variable called LOL in local, but not environment. So set it:

Apr 20, 2017 · Let's say you have two shell scripts as follows, first script1.bash: xyzzy=plugh # Set the variable. ./script2.bash # Execute in sub-shell. . ./script2.bash # Execute in THIS shell. export xyzzy # Mark variable for export. ./script2.bash # Execute in sub-shell again. Then the script2.bash script which simply echoes the value:

Jan 31, 2009 · We have legacy csh scripts, bash scripts and python scripts, and they all get environment variable settings from the same modulefiles, rather than having an env.csh, env.sh, env.py set of scripts with the extra maintenance that entails.

Aug 27, 2011 · The variable will be set for the rest of the shell session or until unset. To set an environment variable everytime, use the export command in the .bashrc file (or the appropriate initialization file for your shell). To set an environment variable from a script, use the export command in the script, and then source the script. If you execute ...

Aug 6, 2020 · Since you're passing my_binary as an argument to the script, I assume you want the script to (a) set the environment variables and then (b) invoke the command you sent it. One way to do that is: #!/bin/bash ENV_1=firstparam ENV_2=secondparam "$@" "$@" expands to the list of arguments you passed to the script.

Apr 15, 2022 · The source command, often seen in scripts, is a bash synonym for ., which is part of the POSIX standard (so . is available in dash, for example, but source isn't).. ./script.sh # identical to "source ./script.sh" (. script.sh and source script.sh will first look for script.sh in PATH, so it's safer to specify the path to script.sh.)

Aug 31, 2013 · @konsolebox question name sounds like "Shell script to set environment variables" - the most part of community found this question just to solve problem of running this kind of script from the current shell (source or .). I appreciate that you answer exactly on OP's question, but I found this topic from google, and the next answer helped me ...

The question clearly reads: How to set a variable equal to the output from a command in Bash? And I added this answer as a complement because I got here looking for a solution which helped me with the code I later posted.

Setting an environment variable before a command in Bash is not working for the second command in a pipe 163 How to pass the password to su/sudo/ssh without overriding the TTY?