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Explain exactly what nix-upgrade nix does

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Chris Wögi 2022-06-01 16:33:03 +02:00 committed by cw789
parent 078c80f750
commit 51b3cc151e
2 changed files with 7 additions and 4 deletions
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2
src/nix/upgrade-nix.cc
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@ -34,7 +34,7 @@ struct CmdUpgradeNix : MixDryRun, StoreCommand
std::string description() override std::string description() override
{ {
return "upgrade Nix to the latest stable version"; return "upgrade Nix to the stable version declared in Nixpkgs";
} }
std::string doc() override std::string doc() override

9
src/nix/upgrade-nix.md
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@ -2,7 +2,7 @@ R""(
# Examples # Examples
* Upgrade Nix to the latest stable version: * Upgrade Nix to the stable version declared in Nixpkgs:
```console ```console
# nix upgrade-nix # nix upgrade-nix
@ -16,8 +16,11 @@ R""(
# Description # Description
This command upgrades Nix to the latest version. By default, it This command upgrades Nix to the stable version declared in Nixpkgs.
locates the directory containing the `nix` binary in the `$PATH` This stable version is defined in [nix-fallback-paths.nix](https://github.com/NixOS/nixpkgs/raw/master/nixos/modules/installer/tools/nix-fallback-paths.nix)
and updated manually. It may not always be the latest tagged release.
By default, it locates the directory containing the `nix` binary in the `$PATH`
environment variable. If that directory is a Nix profile, it will environment variable. If that directory is a Nix profile, it will
upgrade the `nix` package in that profile to the latest stable binary upgrade the `nix` package in that profile to the latest stable binary
release. release.