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| author | Graham Christensen <graham@grahamc.com> | 2018-08-30 08:52:43 -0400 |
|---|---|---|
| committer | Graham Christensen <graham@grahamc.com> | 2018-08-30 08:52:43 -0400 |
| commit | 18f953965598ab585cc4b3f9018463905401bdd9 (patch) | |
| tree | 358b3ed25f9ecafdd0be0bc7d50c4d5d185fe125 /nixos | |
| parent | 7d1968c0e38f6fcbf503939f732619e122936eee (diff) | |
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nixos docs: add release notes for nix 2.0 requiremnt bump
Diffstat (limited to 'nixos')
| -rw-r--r-- | nixos/doc/manual/release-notes/rl-1809.xml | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/nixos/doc/manual/release-notes/rl-1809.xml b/nixos/doc/manual/release-notes/rl-1809.xml index db9e13da065..6da67fe6d1e 100644 --- a/nixos/doc/manual/release-notes/rl-1809.xml +++ b/nixos/doc/manual/release-notes/rl-1809.xml @@ -141,6 +141,50 @@ $ nix-instantiate -E '(import <nixpkgsunstable> {}).gitFull' </listitem> <listitem> <para> + The minimum version of Nix required to evaluate Nixpkgs is now 2.0. + </para> + <itemizedlist> + <listitem> + <para> + For users of NixOS 18.03, NixOS 18.03 defaulted to Nix 2.0, but + supported using Nix 1.11 by setting <literal>nix.package = + pkgs.nix1;</literal>. If this option is set to a Nix 1.11 package, you + will need to either unset the option or upgrade it to Nix 2.0. + </para> + </listitem> + <listitem> + <para> + For users of NixOS 17.09, you will first need to upgrade Nix by setting + <literal>nix.package = pkgs.nixStable2;</literal> and run + <command>nixos-rebuild switch</command> as the <literal>root</literal> + user. + </para> + </listitem> + <listitem> + <para> + For users of a daemon-less Nix installation on Linux or macOS, you can + upgrade Nix by running <command>curl https://nixos.org/nix/install | + sh</command>, or prior to doing a channel update, running + <command>nix-env -iA nix</command>. + </para> + <para> + If you have already run a channel update and Nix is no longer able to + evaluate Nixpkgs, the error message printed should provide adequate + directions for upgrading Nix. + </para> + </listitem> + <listitem> + <para> + For users of the Nix daemon on macOS, you can upgrade Nix by running + <command>sudo -i sh -c 'nix-channel --update && nix-env -iA + nixpkgs.nix'; sudo launchctl stop org.nixos.nix-daemon; sudo launchctl + start org.nixos.nix-daemon</command>. + </para> + </listitem> + </itemizedlist> + </listitem> + <listitem> + <para> <literal>lib.strict</literal> is removed. Use <literal>builtins.seq</literal> instead. </para> |