How to get a user’s home directory from the username in a variables in Bash?

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In Bash, ~username gives the username user’s home. However, this does not work for situations where username is in a variable such as


How to get the home directory from the user name in a variable in Bash?

You can use this Bash script snippet:

userhome=$(eval echo ~$user)

Here, $user get evaluated to its value (say VALUE) and then ~VALUE will be evaluated again by eval which gives the same effect as ~username.

Eric Ma

Eric is a systems guy. Eric is interested in building high-performance and scalable distributed systems and related technologies. The views or opinions expressed here are solely Eric's own and do not necessarily represent those of any third parties.

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