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Diffstat (limited to 'doc/manual/command-ref/env-common.xml')
| -rw-r--r-- | doc/manual/command-ref/env-common.xml | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/doc/manual/command-ref/env-common.xml b/doc/manual/command-ref/env-common.xml index 39e3e9cff2e3..cb1ecfee123e 100644 --- a/doc/manual/command-ref/env-common.xml +++ b/doc/manual/command-ref/env-common.xml @@ -36,8 +36,20 @@ nixpkgs=/home/eelco/Dev/nixpkgs-branch:/etc/nixos</screen> <literal><nixpkgs/<replaceable>path</replaceable>></literal> in <filename>/home/eelco/Dev/nixpkgs-branch/<replaceable>path</replaceable></filename> and - <filename>/etc/nixos/nixpkgs/<replaceable>path</replaceable></filename>. - </para> + <filename>/etc/nixos/nixpkgs/<replaceable>path</replaceable></filename>.</para> + + <para>If a path in the Nix search path starts with + <literal>http://</literal> or <literal>https://</literal>, it is + interpreted as the URL of a tarball that will be downloaded and + unpacked to a temporary location. The tarball must consist of a + single top-level directory. For example, setting + <envar>NIX_PATH</envar> to + + <screen> +nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/nixos-14.12.tar.gz</screen> + + tells Nix to download the latest revision in the Nixpkgs/NixOS + 14.12 channel.</para> <para>The search path can be extended using the <option linkend="opt-I">-I</option> option, which takes precedence over |