nix-community/nix-direnv
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update installation instructions

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Gerg-L 2023-07-13 22:07:18 -04:00
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58
README.md
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@ -42,15 +42,13 @@ If you require such specific control, please use another method of installing ni
In `$HOME/.config/nixpkgs/home.nix` add
```Nix
{ pkgs, ... }:
{
# ...other config, other config...
programs.direnv.enable = true;
programs.direnv.nix-direnv.enable = true;
# optional for nix flakes support in home-manager 21.11, not required in home-manager unstable or 22.05
programs.direnv.nix-direnv.enableFlakes = true;
programs = {
direnv.enable = true;
nix-direnv.enable = true;
};
programs.bash.enable = true;
# OR
@ -65,11 +63,11 @@ you also need to add these options to your Nix configuration.
If you are on NixOS also add the following lines to your `/etc/nixos/configuration.nix`:
```Nix
{ pkgs, ... }: {
nix.extraOptions = ''
keep-outputs = true
keep-derivations = true
'';
{
nix.settings = {
keep-outputs = true;
keep-derivations = true;
};
}
```
@ -97,13 +95,39 @@ fi
</details>
<details>
<summary>Via configuration.nix in NixOS</summary>
<summary>Via system configuration on NixOS</summary>
### Via configuration.nix in NixOS
### Via system configuration on NixOS
In `/etc/nixos/configuration.nix`:
For nixos-unstable all that's required is
```Nix
{
programs.direnv.enable = true;
}
```
other available options are:
```Nix
{ pkgs, ... }: {
#set to default values
programs.direnv = {
package = pkgs.direnv;
silent = false;
persistDerivations = true;
loadInNixShell = true;
direnvrcExtra = "";
nix-direnv = {
enable = true;
package = pkgs.nix-direnv;
};
}
```
23.05 or before requires:
```Nix
{ pkgs, ... }: {
environment.systemPackages = with pkgs; [ direnv nix-direnv ];
# nix options for derivations to persist garbage collection
@ -114,14 +138,10 @@ In `/etc/nixos/configuration.nix`:
environment.pathsToLink = [
"/share/nix-direnv"
];
# if you also want support for flakes
nixpkgs.overlays = [
(self: super: { nix-direnv = super.nix-direnv.override { enableFlakes = true; }; } )
];
}
```
Then source the `direnvrc` from this repository in your own `$HOME/.config/direnv/direnvrc`
and sourcing the `direnvrc` from this repository in your own `$HOME/.config/direnv/direnvrc`
```bash
# put this in ~/.config/direnv/direnvrc