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Re: How to "Use PROFILE instead of the user’s default profile."?
From: |
George Clemmer |
Subject: |
Re: How to "Use PROFILE instead of the user’s default profile."? |
Date: |
Thu, 21 Jun 2018 10:01:08 -0400 |
User-agent: |
mu4e 1.0; emacs 26.1 |
Ricardo Wurmus <address@hidden> writes:
> Hi George,
>
> You understand correctly and this is how it is supposed to work. The
> “source” method always augments the environment variables.
>
>> If so, how do I "Use my znc PROFILE *instead* of my user’s default
>> profile?"
>
> You can use “guix package --search-paths=KIND” to generate different
> kinds of environment variable changes. The manual says this:
>
> --8<---------------cut here---------------start------------->8---
> ‘--search-paths[=KIND]’
> Report environment variable definitions, in Bash syntax, that may
> be needed in order to use the set of installed packages. These
> environment variables are used to specify “search paths” for files
> used by some of the installed packages.
...
> This option can also be used to compute the _combined_ search paths
> of several profiles. Consider this example:
...
> --8<---------------cut here---------------end--------------->8---
>
> Note that using “exact” overrides variables, which means that you would
> end up without things you might take for granted, such as “/bin” or
> “/run/current-system/profile/bin”.
>
> The behaviour of sourcing a profile’s “etc/profile” file is equivalent
> to using
>
> eval `guix package --search-paths=prefix`
>
> We wanted to add a more convenient command to “enable” another profile,
> but IIRC there was no consensus on what that would look like.
Thanks Ricardo,
So, I can use PROFILE instead of my user default profile with ....
eval guix package -p /var/guix/profiles/system -p PROFILE --search-paths=exact
Is that correct?
TIA - George
Re: How to "Use PROFILE instead of the user’s default profile."?, Tom Balzer, 2018/06/21