diff options
Diffstat (limited to 'doc/manual')
| -rw-r--r-- | doc/manual/advanced-topics/distributed-builds.xml | 7 | ||||
| -rw-r--r-- | doc/manual/command-ref/env-common.xml | 9 | ||||
| -rw-r--r-- | doc/manual/command-ref/opt-common.xml | 12 | ||||
| -rw-r--r-- | doc/manual/expressions/builtins.xml | 29 | ||||
| -rw-r--r-- | doc/manual/packages/s3-substituter.xml | 2 |
5 files changed, 52 insertions, 7 deletions
diff --git a/doc/manual/advanced-topics/distributed-builds.xml b/doc/manual/advanced-topics/distributed-builds.xml index bbb573e35400..9ac4a92cd5b1 100644 --- a/doc/manual/advanced-topics/distributed-builds.xml +++ b/doc/manual/advanced-topics/distributed-builds.xml @@ -180,4 +180,11 @@ builders = @/etc/nix/machines causes the list of machines in <filename>/etc/nix/machines</filename> to be included. (This is the default.)</para> +<para>If you want the builders to use caches, you likely want to set +the option <link linkend='conf-builders-use-substitutes'><literal>builders-use-substitutes</literal></link> +in your local <filename>nix.conf</filename>.</para> + +<para>To build only on remote builders and disable building on the local machine, +you can use the option <option>--max-jobs 0</option>.</para> + </chapter> diff --git a/doc/manual/command-ref/env-common.xml b/doc/manual/command-ref/env-common.xml index 361d3e2b0330..c532ffddea22 100644 --- a/doc/manual/command-ref/env-common.xml +++ b/doc/manual/command-ref/env-common.xml @@ -52,10 +52,15 @@ nixpkgs=/home/eelco/Dev/nixpkgs-branch:/etc/nixos</screen> <envar>NIX_PATH</envar> to <screen> -nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/nixos-14.12.tar.gz</screen> +nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/nixos-15.09.tar.gz</screen> tells Nix to download the latest revision in the Nixpkgs/NixOS - 14.12 channel.</para> + 15.09 channel.</para> + + <para>A following shorthand can be used to refer to the official channels: + + <screen>nixpkgs=channel:nixos-15.09</screen> + </para> <para>The search path can be extended using the <option linkend="opt-I">-I</option> option, which takes precedence over diff --git a/doc/manual/command-ref/opt-common.xml b/doc/manual/command-ref/opt-common.xml index 4c572e129445..b8a2f260e8fe 100644 --- a/doc/manual/command-ref/opt-common.xml +++ b/doc/manual/command-ref/opt-common.xml @@ -107,14 +107,22 @@ <varlistentry xml:id="opt-max-jobs"><term><option>--max-jobs</option> / <option>-j</option> <replaceable>number</replaceable></term> - <listitem><para>Sets the maximum number of build jobs that Nix will + <listitem> + + <para>Sets the maximum number of build jobs that Nix will perform in parallel to the specified number. Specify <literal>auto</literal> to use the number of CPUs in the system. The default is specified by the <link linkend='conf-max-jobs'><literal>max-jobs</literal></link> configuration setting, which itself defaults to <literal>1</literal>. A higher value is useful on SMP systems or to - exploit I/O latency.</para></listitem> + exploit I/O latency.</para> + + <para> Setting it to <literal>0</literal> disallows building on the local + machine, which is useful when you want builds to happen only on remote + builders.</para> + + </listitem> </varlistentry> diff --git a/doc/manual/expressions/builtins.xml b/doc/manual/expressions/builtins.xml index 412622714d40..0fb5261b384c 100644 --- a/doc/manual/expressions/builtins.xml +++ b/doc/manual/expressions/builtins.xml @@ -23,6 +23,7 @@ available as <function>builtins.derivation</function>.</para> <varlistentry xml:id='builtin-abort'> <term><function>abort</function> <replaceable>s</replaceable></term> + <term><function>builtins.abort</function> <replaceable>s</replaceable></term> <listitem><para>Abort Nix expression evaluation, print error message <replaceable>s</replaceable>.</para></listitem> @@ -251,6 +252,8 @@ if builtins ? getEnv then builtins.getEnv "PATH" else ""</programlisting> <varlistentry xml:id='builtin-derivation'> <term><function>derivation</function> <replaceable>attrs</replaceable></term> + <term><function>builtins.derivation</function> + <replaceable>attrs</replaceable></term> <listitem><para><function>derivation</function> is described in <xref linkend='ssec-derivation' />.</para></listitem> @@ -260,6 +263,7 @@ if builtins ? getEnv then builtins.getEnv "PATH" else ""</programlisting> <varlistentry xml:id='builtin-dirOf'> <term><function>dirOf</function> <replaceable>s</replaceable></term> + <term><function>builtins.dirOf</function> <replaceable>s</replaceable></term> <listitem><para>Return the directory part of the string <replaceable>s</replaceable>, that is, everything before the final @@ -318,6 +322,8 @@ if builtins ? getEnv then builtins.getEnv "PATH" else ""</programlisting> <varlistentry xml:id='builtin-fetchTarball'> <term><function>fetchTarball</function> <replaceable>url</replaceable></term> + <term><function>builtins.fetchTarball</function> + <replaceable>url</replaceable></term> <listitem><para>Download the specified URL, unpack it and return the path of the unpacked tree. The file must be a tape archive @@ -693,8 +699,8 @@ builtins.genList (x: x * x) 5 <listitem><para>Return a base-16 representation of the cryptographic hash of string <replaceable>s</replaceable>. The hash algorithm specified by <replaceable>type</replaceable> must - be one of <literal>"md5"</literal>, <literal>"sha1"</literal> or - <literal>"sha256"</literal>.</para></listitem> + be one of <literal>"md5"</literal>, <literal>"sha1"</literal>, + <literal>"sha256"</literal> or <literal>"sha512"</literal>.</para></listitem> </varlistentry> @@ -714,6 +720,8 @@ builtins.genList (x: x * x) 5 <varlistentry xml:id='builtin-import'> <term><function>import</function> <replaceable>path</replaceable></term> + <term><function>builtins.import</function> + <replaceable>path</replaceable></term> <listitem><para>Load, parse and return the Nix expression in the file <replaceable>path</replaceable>. If <replaceable>path @@ -853,10 +861,20 @@ x: x + 456</programlisting> </varlistentry> + <varlistentry><term><function>builtins.isPath</function> + <replaceable>e</replaceable></term> + + <listitem><para>Return <literal>true</literal> if + <replaceable>e</replaceable> evaluates to a path, and + <literal>false</literal> otherwise.</para></listitem> + + </varlistentry> <varlistentry xml:id='builtin-isNull'> <term><function>isNull</function> <replaceable>e</replaceable></term> + <term><function>builtins.isNull</function> + <replaceable>e</replaceable></term> <listitem><para>Return <literal>true</literal> if <replaceable>e</replaceable> evaluates to <literal>null</literal>, @@ -925,6 +943,8 @@ builtins.listToAttrs <varlistentry xml:id='builtin-map'> <term><function>map</function> <replaceable>f</replaceable> <replaceable>list</replaceable></term> + <term><function>builtins.map</function> + <replaceable>f</replaceable> <replaceable>list</replaceable></term> <listitem><para>Apply the function <replaceable>f</replaceable> to each element in the list <replaceable>list</replaceable>. For @@ -1119,6 +1139,8 @@ Evaluates to <literal>[ "foo" ]</literal>. <varlistentry xml:id='builtin-removeAttrs'> <term><function>removeAttrs</function> <replaceable>set</replaceable> <replaceable>list</replaceable></term> + <term><function>builtins.removeAttrs</function> + <replaceable>set</replaceable> <replaceable>list</replaceable></term> <listitem><para>Remove the attributes listed in <replaceable>list</replaceable> from @@ -1287,6 +1309,8 @@ builtins.substring 0 3 "nixos" <varlistentry xml:id='builtin-throw'> <term><function>throw</function> <replaceable>s</replaceable></term> + <term><function>builtins.throw</function> + <replaceable>s</replaceable></term> <listitem><para>Throw an error message <replaceable>s</replaceable>. This usually aborts Nix expression @@ -1405,6 +1429,7 @@ in foo</programlisting> <varlistentry xml:id='builtin-toString'> <term><function>toString</function> <replaceable>e</replaceable></term> + <term><function>builtins.toString</function> <replaceable>e</replaceable></term> <listitem><para>Convert the expression <replaceable>e</replaceable> to a string. diff --git a/doc/manual/packages/s3-substituter.xml b/doc/manual/packages/s3-substituter.xml index 2ec9687a0c60..e7589ffdb034 100644 --- a/doc/manual/packages/s3-substituter.xml +++ b/doc/manual/packages/s3-substituter.xml @@ -89,7 +89,7 @@ the S3 URL:</para> "Version": "2012-10-17", "Statement": [ { - "Sid": "AlowDirectReads", + "Sid": "AllowDirectReads", "Action": [ "s3:GetObject", "s3:GetBucketLocation" |