Re: How should I be running `npm install …`?

[Gary Johnson]

In Guix, all system-level packages and configuration files are created
by the package manager under /gnu/store. The /usr directory is empty on
a Guix system.

~Gary

Dmitry Alexandrov <321942@gmail.com> writes:

> Vivien Kraus <vivien@planete-kraus.eu> wrote:
>> Le jeudi 30 avril 2020 à 14:59 +0000, Josh Marshall a écrit :
>>> I’m trying to run `npm install -g browserify` with the output below.
>
>>> npm ERR! path 
>>> /gnu/store/39zkw3a8lxkxs7rmx4238959zc368075-node-10.19.0/lib/node_modules
>>
>> I am a mere guix user, so you may want to have another answer.
>
> I am not even a Guix (the SD) user, but this made me curious.
>
>> You cannot install anything globally with NPM in guix because NPM is 
>> installed in a read-only location (/gnu/store/)
>
> So?  /usr/ in traditional GNU distributions might be read-only as well, but 
> it does not impede npm(1) or pip(1) or whatever install things system-wide 
> (given that operator utilize his superuser powers, of course), as there are 
> plenty other hierarchies available.
>
> Why is npm in Guix built with default ‘prefix’¹ (means, for --global actions) 
> set to package directory under /gnu/store/ instead of, say, /usr/local?
>
> ---
> ¹
>       $ npm config get prefix


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