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May 9, 2023 12:06
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Script to permanently set environment variables under Linux (Ubuntu 16.04 and later). Run as sudo. Usage:
sudo set_env_var.sh key value
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| #!/bin/bash | |
| # run under sudo | |
| # script for permanently setting environment variables, found here: | |
| # https://stackoverflow.com/questions/13046624/how-to-permanently-export-a-variable-in-linux | |
| add_env_var() | |
| { | |
| KEY=$1 | |
| VALUE=$2 | |
| echo "export "$KEY"="$VALUE>>~/.bashrc | |
| echo $KEY"="$VALUE>>~/.profile | |
| echo $KEY"="$VALUE>>/etc/environment | |
| source ~/.bashrc | |
| source ~/.profile | |
| } | |
| if [ "$(id -u)" != "0" ]; then | |
| echo "Sorry, you are not sudo." | |
| exit 1 | |
| fi | |
| add_env_var() $1 $2 | |
| exit |
Maybe add this:
sed -i '/$KEY/d' ~/.bashrc
sed -i '/$KEY/d' ~/.profile
sed -i '/$KEY/d' /etc/environment
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what if I run this script multiple times? My VARS will be duplicated