diff options
Diffstat (limited to 'doc/manual')
| -rw-r--r-- | doc/manual/nix-channel.xml | 48 | ||||
| -rw-r--r-- | doc/manual/nix-store.xml | 5 |
2 files changed, 36 insertions, 17 deletions
diff --git a/doc/manual/nix-channel.xml b/doc/manual/nix-channel.xml index 024add860..22d8900d8 100644 --- a/doc/manual/nix-channel.xml +++ b/doc/manual/nix-channel.xml @@ -19,7 +19,7 @@ <cmdsynopsis> <command>nix-channel</command> <group choice='req'> - <arg choice='plain'><option>--add</option> <replaceable>url</replaceable></arg> + <arg choice='plain'><option>--add</option> <replaceable>url</replaceable> <arg choice='opt'><replaceable>name</replaceable></arg></arg> <arg choice='plain'><option>--remove</option> <replaceable>url</replaceable></arg> <arg choice='plain'><option>--list</option></arg> <arg choice='plain'><option>--update</option></arg> @@ -31,32 +31,39 @@ <para>A Nix channel is mechanism that allows you to automatically stay up-to-date with a set of pre-built Nix expressions. A Nix channel is -just a URL that points to a place that contains a set of Nix -expressions, as well as a <command>nix-push</command> manifest. See -also <xref linkend="sec-channels" />.</para> +just a URL that points to a place containing a set of Nix expressions +and a <command>nix-push</command> manifest. <phrase +condition="manual">See also <xref linkend="sec-channels" +/>.</phrase></para> <para>This command has the following operations: <variablelist> - <varlistentry><term><option>--add</option> <replaceable>url</replaceable></term> + <varlistentry><term><option>--add</option> <replaceable>url</replaceable> [<replaceable>name</replaceable>]</term> - <listitem><para>Adds <replaceable>url</replaceable> to the list of - subscribed channels.</para></listitem> + <listitem><para>Adds a channel named + <replaceable>name</replaceable> with URL + <replaceable>url</replaceable> to the list of subscribed channels. + If <replaceable>name</replaceable> is omitted, it defaults to the + last component of <replaceable>url</replaceable>, with the + suffixes <literal>-stable</literal> or + <literal>-unstable</literal> removed.</para></listitem> </varlistentry> - <varlistentry><term><option>--remove</option> <replaceable>url</replaceable></term> + <varlistentry><term><option>--remove</option> <replaceable>name</replaceable></term> - <listitem><para>Removes <replaceable>url</replaceable> from the - list of subscribed channels.</para></listitem> + <listitem><para>Removes the channel named + <replaceable>name</replaceable> from the list of subscribed + channels.</para></listitem> </varlistentry> <varlistentry><term><option>--list</option></term> - <listitem><para>Prints the URLs of all subscribed channels on - standard output.</para></listitem> + <listitem><para>Prints the names and URLs of all subscribed + channels on standard output.</para></listitem> </varlistentry> @@ -64,7 +71,7 @@ also <xref linkend="sec-channels" />.</para> <listitem><para>Downloads the Nix expressions of all subscribed channels, makes them the default for <command>nix-env</command> - operations (by symlinking them in the directory + operations (by symlinking them from the directory <filename>~/.nix-defexpr</filename>), and performs a <command>nix-pull</command> on the manifests of all channels to make pre-built binaries available.</para></listitem> @@ -75,8 +82,8 @@ also <xref linkend="sec-channels" />.</para> </para> -<para>Note that <option>--add</option> and <option>--remove</option> -do not automatically perform an update.</para> +<para>Note that <option>--add</option> does not automatically perform +an update.</para> <para>The list of subscribed channels is stored in <filename>~/.nix-channels</filename>.</para> @@ -90,4 +97,15 @@ respectively.</para> </refsection> +<refsection><title>Examples</title> + +<para>To subscribe to the Nixpkgs channel and install the GNU Hello package:</para> + +<screen> +$ nix-channel --add http://nixos.org/releases/nixpkgs/channels/nixpkgs-unstable +$ nix-channel --update +$ nix-env -iA nixpkgs.hello</screen> + +</refsection> + </refentry> diff --git a/doc/manual/nix-store.xml b/doc/manual/nix-store.xml index 6a4ca3f71..6cc765bf2 100644 --- a/doc/manual/nix-store.xml +++ b/doc/manual/nix-store.xml @@ -58,8 +58,9 @@ options.</phrase></para> <listitem><para>Causes the result of a realisation (<option>--realise</option> and <option>--force-realise</option>) - to be registered as a root of the garbage collector (see <xref - linkend="ssec-gc-roots" />). The root is stored in + to be registered as a root of the garbage collector<phrase + condition="manual"> (see <xref linkend="ssec-gc-roots" + />)</phrase>. The root is stored in <replaceable>path</replaceable>, which must be inside a directory that is scanned for roots by the garbage collector (i.e., typically in a subdirectory of |