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doc: improve "getting the sources" chapter

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This commit is contained in:
Théo Zimmermann 2017-04-01 15:32:25 +02:00
parent 0cc0f2d465
commit 72070e6dfc
1 changed files with 7 additions and 3 deletions
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10
nixos/doc/manual/development/sources.xml
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@ -8,7 +8,7 @@
<para>By default, NixOS’s <command>nixos-rebuild</command> command
uses the NixOS and Nixpkgs sources provided by the
<literal>nixos-unstable</literal> channel (kept in
<literal>nixos</literal> channel (kept in
<filename>/nix/var/nix/profiles/per-user/root/channels/nixos</filename>).
To modify NixOS, however, you should check out the latest sources from
Git. This is as follows:
@ -41,7 +41,7 @@ branch based on your current NixOS version:
$ nixos-version
17.09pre104379.6e0b727 (Hummingbird)
$ git checkout -b local e3938c8
$ git checkout -b local 6e0b727
</screen>
Or, to base your local branch on the latest version available in a
@ -87,7 +87,11 @@ $ ln -s <replaceable>/my/sources</replaceable>/nixpkgs ~/.nix-defexpr/nixpkgs
You may want to delete the symlink
<filename>~/.nix-defexpr/channels_root</filename> to prevent root’s
NixOS channel from clashing with your own tree.</para>
NixOS channel from clashing with your own tree (this may break the
command-not-found utility though). If you want to go back to the default
state, you may just remove the <filename>~/.nix-defexpr</filename>
directory completely, log out and log in again and it should have been
recreated with a link to the root channels.</para>
<!-- FIXME: not sure what this means.
<para>You should not pass the base directory