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Merge pull request #45779 from grahamc/bump-nix-version

Nix minimal version: 1.11 -> 2.0
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Samuel Dionne-Riel 2018-08-30 11:39:18 -04:00 committed by GitHub
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3 changed files with 51 additions and 1 deletions

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@ -15,6 +15,12 @@ if ! builtins ? nixVersion || builtins.compareVersions requiredVersion builtins.
it is safe to upgrade by running it again:
curl https://nixos.org/nix/install | sh
For more information, please see the NixOS release notes at
https://nixos.org/nixos/manual or locally at
${toString ./doc/manual/release-notes}.
If you need further help, see https://nixos.org/nixos/support.html
''
else

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@ -1,2 +1,2 @@
# Expose the minimum required version for evaluating Nixpkgs
"1.11"
"2.0"

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@ -139,6 +139,50 @@ $ nix-instantiate -E '(import <nixpkgsunstable> {}).gitFull'
seen a complete rewrite. (See above.)
</para>
</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 &amp;&amp; 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