Nix Cookbook: Difference between revisions
imported>Zie add error The option has conflicting definitions |
imported>Hmenke writeScriptBin -> writeShellScriptBin |
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=== Creating Shell Scripts === | === Creating Shell Scripts === | ||
Arbitrary system shell scripts can be created with [https://github.com/NixOS/nixpkgs/blob/ | Arbitrary system shell scripts can be created with [https://github.com/NixOS/nixpkgs/blob/808125fff694e4eb4c73952d501e975778ffdacd/pkgs/build-support/trivial-builders.nix#L225-L250 pkgs.writeShellScriptBin]. It creates a derivation which you add to [https://nixos.org/nixos/manual/#sec-declarative-package-mgmt environment.systemPackages]. | ||
<syntaxHighlight lang="nix"> | <syntaxHighlight lang="nix"> | ||
{ pkgs, ... }: | { pkgs, ... }: | ||
let | let | ||
helloWorld = pkgs. | helloWorld = pkgs.writeShellScriptBin "helloWorld" '' | ||
echo Hello World | echo Hello World | ||
''; | ''; | ||
| Line 44: | Line 43: | ||
<syntaxHighlight lang="nix"> | <syntaxHighlight lang="nix"> | ||
pkgs. | pkgs.writeShellScriptBin "hello" '' | ||
# Call hello with a traditional greeting | # Call hello with a traditional greeting | ||
exec ${pkgs.hello}/bin/hello -t | exec ${pkgs.hello}/bin/hello -t | ||
| Line 55: | Line 53: | ||
<syntaxHighlight lang="nix"> | <syntaxHighlight lang="nix"> | ||
let | let | ||
wrapped = pkgs. | wrapped = pkgs.writeShellScriptBin "hello" '' | ||
exec ${pkgs.hello}/bin/hello -t | exec ${pkgs.hello}/bin/hello -t | ||
''; | ''; | ||