https://nixos.wiki/wiki/Flakes
https://nixos.org/manual/nix/stable/command-ref/new-cli/nix3-flake.html
Differences between channels and flakes: https://www.reddit.com/r/Nix/comments/u1psl5/comment/i4ehod0/?utm_source=share&utm_medium=web2x&context=3
Questions tagged [nix-flake]
24 questions
4
votes
1 answer
Nix Flake: how to accept the Android SDK License
I'm trying to use nix flakes for android development.
This is my flake.nix:
{
description = "test";
outputs = { self, nixpkgs }: {
packages.x86_64-linux.hello = nixpkgs.legacyPackages.x86_64-linux.hello;
devShell.x86_64-linux =…
Baju
- 2,616
- 1
- 19
- 29
3
votes
1 answer
What's the mechanism behind `(import nixpkgs) { ... }` in Nix flakes?
I'm working to understand as much as I can about Nix flakes. I'm puzzled by the fact that a nixpkgs input is usually imported, and the imported value is called as a function. How does the result of import nixpkgs map to code in the nixpkgs flake?
It…
Jesse Hallett
- 1,857
- 17
- 26
3
votes
1 answer
Using an external flake in home-manager/darwin nix config
I'm trying to use an external (as in not present in nixpkgs) flake in my home-manager (using nix-darwin) config.
The flake has a default output which is the binary produced by…
Paulo Casaretto
- 967
- 10
- 33
3
votes
1 answer
why does `nix flake show` builds ghc?
If I look at the outputs provided by the haskell.nix flake from a M1 computer, it starts building ghc-8.8.4 etc..
❯ nix flake show…
nicolas
- 9,549
- 3
- 39
- 83
2
votes
1 answer
How to create a nix project with the python package streamlit
{
description = "virtual environment with python and streamlit";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
inputs.flake-utils.url = "github:numtide/flake-utils";
outputs = { self, nixpkgs, flake-utils }:
…
Pierre-olivier Gendraud
- 1,545
- 1
- 8
- 33
2
votes
1 answer
How to create with nix an environment where Rstudio can be launched
{
description = "virtual environment with Rstudio, R, Shiny";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
inputs.flake-utils.url = "github:numtide/flake-utils";
outputs = { self, nixpkgs, flake-utils }:
…
Pierre-olivier Gendraud
- 1,545
- 1
- 8
- 33
2
votes
2 answers
Composer is reading the incorrect version of PHP when installed via Nix flake
I am creating a WordPress plugin but need to connect to Xero's API. Xero suggest using the composer plugin xero-php-oauth2 so I setup my WP plugin to use composer, which works. And I have successfully installed and used phpdotenv as a…
dxj197i6
- 53
- 6
1
vote
0 answers
Is there a better way to create an executable of a R project with dependencies with nix
In a file. I have some R files and I have a subdirectory with a "sub application" that calls the R files of the parent directory.
project :
fileR_n.R
subapp_directory
file.R
If file.R were alone this flake.nix would be enough.
{
…
Pierre-olivier Gendraud
- 1,545
- 1
- 8
- 33
1
vote
1 answer
How to make the creation of "python executable" by nix flake independent of the shell location
{
description = "virtual environment with python and streamlit";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
inputs.flake-utils.url = "github:numtide/flake-utils";
outputs = { self, nixpkgs, flake-utils }:
…
Pierre-olivier Gendraud
- 1,545
- 1
- 8
- 33
1
vote
1 answer
nix buildPhase fails, "fatal: not a git repository", the .git dir isn't being copied into the build dir?
I'm trying to create a flake for the peer to peer web browser, agregore ( https://github.com/AgregoreWeb/agregore-browser ). It's my first flake and I'm having major difficulties.
Here's the full flake, which I have placed in a clone of the above…
mako
- 1,201
- 14
- 30
1
vote
0 answers
nix flakes: what is the difference between `nix build git+file:.` and `nix build path:.`
this is a continuation of https://discourse.nixos.org/t/can-i-use-flakes-within-a-git-repo-without-committing-flake-nix/18196/37?u=srghma
IF I enable nix flakes
AND I am in the in the git repo
I found the following behavior
IF I do nix build . THEN…
srghma
- 4,770
- 2
- 38
- 54
1
vote
1 answer
In a flake.nix how can I run a script from it and use the output in the same flake.nix
This is the sequel of this question.
I've a bash list of command that generated a file nix directory when these commands are executed.
mkdir nix
rm -fr node_module
node2nix -16 --development --input package.json --lock package-lock.json --node-env…
Pierre-olivier Gendraud
- 1,545
- 1
- 8
- 33
1
vote
0 answers
why a flake.nix file prevent to nixos-rebuild
I'm trying to do this tutorial.
I've added these lines in /etc/nixos/configuration.nix
services.nginx.enable = true;
services.nginx.virtualHosts."test.local.cetacean.club" = {
root = "/srv/http/test.local.cetacean.club";
};
I've made these…
Pierre-olivier Gendraud
- 1,545
- 1
- 8
- 33
1
vote
0 answers
Merlin is not picking up dependencies in a nix flake shell
I have a flake containing a dev shell pinning all the dependencies required to develop a given OCaml program, including an actual OCaml compiler, merlin, findlib and the OCaml libraries. For instance, if the project only depended on Graphics, it…
jthulhu
- 7,223
- 2
- 16
- 33
1
vote
0 answers
Nix flake equivalent for `nix build` on older non flake projects?
Previously I could nix build a project / derivation with a default.nix file.
However after upgrading to Nixos 22.05, and hence Nix 2.8+ running nix build results in:
path '/example/lib' does not contain a 'flake.nix', searching up
error: path…
Chris Stryczynski
- 30,145
- 48
- 175
- 286