* Convert to DocBook 5.

* Use Jing for RelaxNG validation, xmllint seems buggy.
This commit is contained in:
Eelco Dolstra 2006-08-21 16:05:11 +00:00
parent cc0505f033
commit 1a9a1f2768
24 changed files with 362 additions and 296 deletions

View file

@ -105,6 +105,7 @@ NEED_PROG(curl, curl)
NEED_PROG(shell, sh)
AC_PATH_PROG(xmllint, xmllint, false)
AC_PATH_PROG(xsltproc, xsltproc, false)
AC_PATH_PROG(jing, jing, false) # needed because xmllint --relaxng seems broken
AC_PATH_PROG(w3m, w3m, false)
AC_PATH_PROG(flex, flex, false)
AC_PATH_PROG(bison, bison, false)
@ -118,10 +119,10 @@ AC_ARG_WITH(coreutils-bin, AC_HELP_STRING([--with-coreutils-bin=PATH],
coreutils=$withval, coreutils=$(dirname $cat))
AC_SUBST(coreutils)
AC_ARG_WITH(docbook-catalog, AC_HELP_STRING([--with-docbook-catalog=PATH],
[path of the DocBook XML DTD]),
docbookcatalog=$withval, docbookcatalog=/docbook-dtd-missing)
AC_SUBST(docbookcatalog)
AC_ARG_WITH(docbook-rng, AC_HELP_STRING([--with-docbook-rng=PATH],
[path of the DocBook RelaxNG schema]),
docbookrng=$withval, docbookrng=/docbook-rng-missing)
AC_SUBST(docbookrng)
AC_ARG_WITH(docbook-xsl, AC_HELP_STRING([--with-docbook-xsl=PATH],
[path of the DocBook XSL stylesheets]),

View file

@ -1,7 +1,5 @@
ENV = SGML_CATALOG_FILES=$(docbookcatalog)
XMLLINT = $(ENV) $(xmllint) $(xmlflags) --catalogs
XSLTPROC = $(ENV) $(xsltproc) $(xmlflags) --catalogs \
XMLLINT = $(xmllint) $(xmlflags)
XSLTPROC = $(xsltproc) $(xmlflags) \
--param section.autolabel 1 \
--param section.label.includes.component.label 1 \
--param html.stylesheet \'style.css\' \
@ -24,7 +22,12 @@ MANUAL_SRCS = manual.xml introduction.xml installation.xml \
style.css images
manual.is-valid: $(MANUAL_SRCS) version.txt
$(XMLLINT) --xinclude $< | $(XMLLINT) --noout --nonet --valid -
# $(XMLLINT) --xinclude $< | $(XMLLINT) --noout --nonet --relaxng $(docbookrng)/docbook.rng -
if test "$(jing)" != "false"; then \
$(XMLLINT) --xinclude $< | $(jing) $(docbookrng)/docbook.rng /dev/stdin; \
else \
echo "Not validating."; \
fi
touch $@
version.txt:

View file

@ -1,4 +1,8 @@
<appendix><title>Bugs / To-Do</title>
<appendix xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<title>Bugs / To-Do</title>
<itemizedlist>
@ -15,11 +19,12 @@ implemented; generations form a linear sequence.</para></listitem>
is already possible to do build management using Nix (by writing
builders that perform appropriate build steps), but the Nix expression
language is not yet powerful enough to make this pleasant (?). The
language should be extended with features from the <ulink
url='http://www.cs.uu.nl/~eelco/maak/'>Maak build manager</ulink>.
Another interesting idea is to write a <command>make</command>
implementation that uses Nix as a back-end to support <ulink
url='http://www.research.att.com/~bs/bs_faq.html#legacy'>legacy</ulink>
language should be extended with features from the <link
xlink:href='http://www.cs.uu.nl/~eelco/maak/'>Maak build
manager</link>. Another interesting idea is to write a
<command>make</command> implementation that uses Nix as a back-end to
support <link
xlink:href='http://www.research.att.com/~bs/bs_faq.html#legacy'>legacy</link>
build files.</para></listitem>
<listitem><para>For security, <command>nix-push</command> manifests

View file

@ -1,4 +1,9 @@
<chapter id='chap-build-farm'><title>Setting up a Build Farm</title>
<chapter xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xml:id='chap-build-farm'>
<title>Setting up a Build Farm</title>
<para>This chapter provides some sketchy information on how to set up
a Nix-based build farm. Nix is particularly suited as a basis for a
@ -50,13 +55,13 @@ build farm, since:
<para>TODO</para>
<para>The sources of the Nix build farm are at <ulink
url='https://svn.cs.uu.nl:12443/repos/trace/release/trunk' />.</para>
<para>The sources of the Nix build farm are at <link
xlink:href='https://svn.cs.uu.nl:12443/repos/trace/release/trunk'/>.</para>
</section>
<section id='sec-distributed-builds'><title>Setting up distributed builds</title>
<section xml:id='sec-distributed-builds'><title>Setting up distributed builds</title>
<para>You can enable distributed builds by setting the environment
variable <envar>NIX_BUILD_HOOK</envar> to point to a program that Nix
@ -70,7 +75,7 @@ the documentation of the <link
linkend="envar-build-hook"><envar>NIX_BUILD_HOOK</envar>
variable</link>.</para>
<example id='ex-remote-systems'><title>Remote machine configuration:
<example xml:id='ex-remote-systems'><title>Remote machine configuration:
<filename>remote-systems.conf</filename></title>
<programlisting>
nix@mcflurry.labs.cs.uu.nl powerpc-darwin /home/nix/.ssh/id_quarterpounder_auto 2
@ -79,8 +84,8 @@ nix@scratchy.labs.cs.uu.nl i686-linux /home/nix/.ssh/id_scratchy_auto
</example>
<para>An example build hook can be found in the Nix build farm
sources: <ulink
url='https://svn.cs.uu.nl:12443/repos/trace/release/trunk/common/distributed/build-remote.pl'
sources: <link
xlink:href='https://svn.cs.uu.nl:12443/repos/trace/release/trunk/common/distributed/build-remote.pl'
/>. It should be suitable for most purposes, with maybe some minor
adjustments. It uses <command>ssh</command> and
<command>rsync</command> to copy the build inputs and outputs and

View file

@ -1,4 +1,9 @@
<sect1 id="sec-conf-file"><title>Nix configuration file</title>
<section xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xml:id="sec-conf-file">
<title>Nix configuration file</title>
<para>A number of persistent settings of Nix are stored in the file
<filename><replaceable>prefix</replaceable>/etc/nix/nix.conf</filename>.
@ -7,7 +12,7 @@ This file is a list of <literal><replaceable>name</replaceable> =
Comments start with a <literal>#</literal> character. An example
configuration file is shown in <xref linkend="ex-nix-conf" />.</para>
<example id='ex-nix-conf'><title>Nix configuration file</title>
<example xml:id='ex-nix-conf'><title>Nix configuration file</title>
<programlisting>
gc-keep-outputs = true # Nice for developers
@ -20,7 +25,7 @@ env-keep-derivations = false
<variablelist>
<varlistentry id="conf-gc-keep-outputs"><term><literal>gc-keep-outputs</literal></term>
<varlistentry xml:id="conf-gc-keep-outputs"><term><literal>gc-keep-outputs</literal></term>
<listitem><para>If <literal>true</literal>, the garbage collector
will keep the outputs of non-garbage derivations. If
@ -36,7 +41,7 @@ env-keep-derivations = false
</varlistentry>
<varlistentry id="conf-gc-keep-derivations"><term><literal>gc-keep-derivations</literal></term>
<varlistentry xml:id="conf-gc-keep-derivations"><term><literal>gc-keep-derivations</literal></term>
<listitem><para>If <literal>true</literal> (default), the garbage
collector will keep the derivations from which non-garbage store
@ -52,7 +57,7 @@ env-keep-derivations = false
</varlistentry>
<varlistentry id="conf-gc-reserved-space"><term><literal>gc-reserved-space</literal></term>
<varlistentry xml:id="conf-gc-reserved-space"><term><literal>gc-reserved-space</literal></term>
<listitem><para>This option specifies how much space should be
reserved in normal use so that the garbage collector can run
@ -99,4 +104,5 @@ env-keep-derivations = false
</para>
</sect1>
</section>

View file

@ -1,4 +1,9 @@
<sect1 id="sec-common-env"><title>Common environment variables</title>
<section xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xml:id="sec-common-env">
<title>Common environment variables</title>
<para>Most Nix commands interpret the following environment variables:</para>
@ -118,7 +123,7 @@ $ mount -o bind /mnt/otherdisk/nix /nix</screen>
</varlistentry>
<varlistentry id="envar-build-hook"><term><envar>NIX_BUILD_HOOK</envar></term>
<varlistentry xml:id="envar-build-hook"><term><envar>NIX_BUILD_HOOK</envar></term>
<listitem>
@ -271,4 +276,5 @@ $ mount -o bind /mnt/otherdisk/nix /nix</screen>
</variablelist>
</sect1>
</section>

View file

@ -1,9 +1,13 @@
<appendix><title>Glossary</title>
<appendix xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<title>Glossary</title>
<glosslist>
<glossentry id="gloss-derivation"><glossterm>derivation</glossterm>
<glossentry xml:id="gloss-derivation"><glossterm>derivation</glossterm>
<glossdef><para>A description of a build action. The result of a
derivation is a store object. Derivations are typically specified
@ -46,7 +50,7 @@
</glossentry>
<glossentry id="gloss-substitute"><glossterm>substitute</glossterm>
<glossentry xml:id="gloss-substitute"><glossterm>substitute</glossterm>
<glossdef><para>A substitute is a command invocation stored in the
Nix database that describes how to build a store object, bypassing
@ -79,7 +83,7 @@
</glossentry>
<glossentry id="gloss-reference"><glossterm>reference</glossterm>
<glossentry xml:id="gloss-reference"><glossterm>reference</glossterm>
<glossdef><para>A store path <varname>P</varname> is said to have a
reference to a store path <varname>Q</varname> if the store object
@ -92,7 +96,7 @@
</glossentry>
<glossentry id="gloss-closure"><glossterm>closure</glossterm>
<glossentry xml:id="gloss-closure"><glossterm>closure</glossterm>
<glossdef><para>The closure of a store path is the set of store
paths that are directly or indirectly “reachable” from that store
@ -108,14 +112,14 @@
</glossentry>
<glossentry id="gloss-output-path"><glossterm>output path</glossterm>
<glossentry xml:id="gloss-output-path"><glossterm>output path</glossterm>
<glossdef><para>A store path produced by a derivation.</para></glossdef>
</glossentry>
<glossentry id="gloss-deriver"><glossterm>deriver</glossterm>
<glossentry xml:id="gloss-deriver"><glossterm>deriver</glossterm>
<glossdef><para>The deriver of an <link
linkend="gloss-output-path">output path</link> is the store
@ -124,7 +128,7 @@
</glossentry>
<glossentry id="gloss-validity"><glossterm>validity</glossterm>
<glossentry xml:id="gloss-validity"><glossterm>validity</glossterm>
<glossdef><para>A store path is considered
<emphasis>valid</emphasis> if it exists in the file system, is
@ -134,7 +138,7 @@
</glossentry>
<glossentry id="gloss-user-env"><glossterm>user environment</glossterm>
<glossentry xml:id="gloss-user-env"><glossterm>user environment</glossterm>
<glossdef><para>An automatically generated store object that
consists of a set of symlinks to “active” applications, i.e., other
@ -147,7 +151,7 @@
</glossentry>
<glossentry id="gloss-profile"><glossterm>profile</glossterm>
<glossentry xml:id="gloss-profile"><glossterm>profile</glossterm>
<glossdef><para>A symlink to the current <link
linkend="gloss-user-env">user environment</link> of a user, e.g.,

View file

@ -1,33 +1,38 @@
<chapter id='chap-installation'><title>Installation</title>
<?xml version="1.0" encoding="utf-8"?>
<chapter xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xml:id="chap-installation">
<title>Installation</title>
<sect1><title>Obtaining Nix</title>
<section><info><title>Obtaining Nix</title></info>
<para>The easiest way to obtain Nix is to download a <ulink
url='http://www.cs.uu.nl/groups/ST/Trace/Nix'>source
distribution</ulink>. RPMs for Red Hat, SuSE, and Fedore Core are
<para>The easiest way to obtain Nix is to download a <link xlink:href="http://www.cs.uu.nl/groups/ST/Trace/Nix">source
distribution</link>. RPMs for Red Hat, SuSE, and Fedore Core are
also available.</para>
<para>Alternatively, the most recent sources of Nix can be obtained
from its <ulink
url='https://svn.cs.uu.nl:12443/repos/trace/nix/trunk'>Subversion
repository</ulink>. For example, the following command will check out
the latest revision into a directory called <filename>nix</filename>:</para>
from its <link
xlink:href="https://svn.cs.uu.nl:12443/repos/trace/nix/trunk">Subversion
repository</link>. For example, the following command will check out
the latest revision into a directory called
<filename>nix</filename>:</para>
<screen>
$ svn checkout https://svn.cs.uu.nl:12443/repos/trace/nix/trunk nix</screen>
<para>Likewise, specific releases can be obtained from the <ulink
url='https://svn.cs.uu.nl:12443/repos/trace/nix/tags'>tags
directory</ulink> of the repository. If you don't have Subversion,
you can also download an automatically generated <ulink
url='https://svn.cs.uu.nl:12443/dist/trace/'>compressed
tar-file</ulink> of the head revision of the trunk.</para>
<para>Likewise, specific releases can be obtained from the <link
xlink:href="https://svn.cs.uu.nl:12443/repos/trace/nix/tags">tags
directory</link> of the repository. If you don't have Subversion, you
can also download an automatically generated <link
xlink:href="https://svn.cs.uu.nl:12443/dist/trace/">compressed
tar-file</link> of the head revision of the trunk.</para>
</sect1>
</section>
<sect1><title>Prerequisites</title>
<section><info><title>Prerequisites</title></info>
<para>The following prerequisites only apply when you build from
source. Binary releases (e.g., RPMs) have no prerequisites.</para>
@ -39,10 +44,11 @@ and higher should work.</para>
<command>xmllint</command> and <command>xsltproc</command> programs,
which are part of the <literal>libxml2</literal> and
<literal>libxslt</literal> packages, respectively. You also need the
<ulink url='http://docbook.sourceforge.net/projects/xsl/'>DocBook XSL
stylesheets</ulink> and optionally the <ulink
url='http://www.oasis-open.org/docbook/xml/4.2/docbook-xml-4.2.zip'>
DocBook XML 4.2 DTD</ulink>. Note that these are only required if you
<link
xlink:href="http://docbook.sourceforge.net/projects/xsl/">DocBook XSL
stylesheets</link> and optionally the <link
xlink:href="http://www.oasis-open.org/docbook/xml/4.2/docbook-xml-4.2.zip">
DocBook XML 4.2 DTD</link>. Note that these are only required if you
modify the manual sources or when you are building from the Subversion
repository.</para>
@ -50,11 +56,11 @@ repository.</para>
of Bison and Flex are required. (This is because Nix needs GLR
support in Bison and reentrancy support in Flex.) For Bison, you need
version 1.875c or higher (1.875 does <emphasis>not</emphasis> work),
which can be obtained from the <ulink
url='ftp://alpha.gnu.org/pub/gnu/bison'>GNU FTP server</ulink>. For
Flex, you need version 2.5.31, which is available on <ulink
url='http://lex.sourceforge.net/'>SourceForge</ulink>. Slightly older
versions may also work, but ancient versions like the ubiquitous
which can be obtained from the <link
xlink:href="ftp://alpha.gnu.org/pub/gnu/bison">GNU FTP server</link>.
For Flex, you need version 2.5.31, which is available on <link
xlink:href="http://lex.sourceforge.net/">SourceForge</link>. Slightly
older versions may also work, but ancient versions like the ubiquitous
2.5.4a won't. Note that these are only required if you modify the
parser or when you are building from the Subversion repository.</para>
@ -69,10 +75,10 @@ and <option>--with-aterm</option> options to point to their respective
locations. Note that Berkeley DB <emphasis>must</emphasis> be version
4.4; other versions may not have compatible database formats.</para>
</sect1>
</section>
<sect1><title>Building Nix from source</title>
<section><info><title>Building Nix from source</title></info>
<para>After unpacking or checking out the Nix sources, issue the
following commands:
@ -110,17 +116,17 @@ and
<option>--with-docbook-xsl=<replaceable>path</replaceable></option>
options.</para>
</sect1>
</section>
<sect1><title>Installing from RPMs</title>
<section><info><title>Installing from RPMs</title></info>
<para>RPM packages of Nix can be downloaded from <ulink
url='http://www.cs.uu.nl/groups/ST/Trace/Nix' />. These RPMs should
work for most fairly recent releases of SuSE and Red Hat Linux. They
have been known to work work on SuSE Linux 8.1 and 9.0, and Red Hat
9.0. In fact, it should work on any RPM-based Linux distribution
based on <literal>glibc</literal> 2.3 or later.</para>
<para>RPM packages of Nix can be downloaded from <uri
xlink:href="http://www.cs.uu.nl/groups/ST/Trace/Nix">http://www.cs.uu.nl/groups/ST/Trace/Nix</uri>.
These RPMs should work for most fairly recent releases of SuSE and Red
Hat Linux. They have been known to work work on SuSE Linux 8.1 and
9.0, and Red Hat 9.0. In fact, it should work on any RPM-based Linux
distribution based on <literal>glibc</literal> 2.3 or later.</para>
<para>Once downloaded, the RPMs can be installed or upgraded using
<command>rpm -U</command>. For example,</para>
@ -137,28 +143,27 @@ auxiliary data:</para>
$ rm -rf /nix/store
$ rm -rf /nix/var</screen>
</sect1>
</section>
<sect1><title>Permissions</title>
<section><info><title>Permissions</title></info>
<para>All Nix operations must be performed under the user ID that owns
the Nix store and database
(<filename><replaceable>prefix</replaceable>/store</filename> and
<filename><replaceable>prefix</replaceable>/var/nix/db</filename>,
respectively). When installed from the RPM packages, these
directories are owned by <systemitem
class='username'>root</systemitem>.</para>
directories are owned by <systemitem class="username">root</systemitem>.</para>
<sect2><title>Setuid installation</title>
<section><info><title>Setuid installation</title></info>
<para>As a somewhat <emphasis>ad hoc</emphasis> hack, you can also
install the Nix binaries <quote>setuid</quote> so that a Nix store can
be shared among several users. To do this, configure Nix with the
<emphasis>--enable-setuid</emphasis> option. Nix will be installed as
owned by a user and group specified by the
<option>--with-nix-user=<parameter>user</parameter></option> and
<option>--with-nix-group=<parameter>group</parameter></option>
<option>--with-nix-user=</option><parameter>user</parameter> and
<option>--with-nix-group=</option><parameter>group</parameter>
options. E.g.,
<screen>
@ -184,12 +189,12 @@ on systems that have the <function>setresuid()</function> system call
(such as Linux and FreeBSD), so on those systems the binaries are
simply owned by the Nix user.</para></warning>
</sect2>
</section>
</sect1>
</section>
<sect1><title>Using Nix</title>
<section><info><title>Using Nix</title></info>
<para>To use Nix, some environment variables should be set. In
particular, <envar>PATH</envar> should contain the directories
@ -206,7 +211,7 @@ in your <filename>~/.bashrc</filename> (or similar), like this:</para>
<screen>
source <replaceable>prefix</replaceable>/etc/profile.d/nix.sh</screen>
</sect1>
</section>
</chapter>

View file

@ -1,4 +1,7 @@
<chapter><title>Introduction</title>
<chapter xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<title>Introduction</title>
<!--
<epigraph><para><quote>The number of Nix installations in the world
@ -131,23 +134,22 @@ up a Nix-based build farm, and doing service deployment using
Nix.</para>
<note><para>Some background information on Nix can be found in a
number of papers. The ICSE 2004 paper <ulink
url='http://www.cs.uu.nl/~eelco/pubs/immdsd-icse2004-final.pdf'><citetitle>Imposing
a Memory Management Discipline on Software
Deployment</citetitle></ulink> discusses the hashing mechanism used to
ensure reliable dependency identification and non-interference between
different versions and variants of packages. The LISA 2004 paper
<ulink
url='http://www.cs.uu.nl/~eelco/pubs/nspfssd-lisa2004-final.pdf'><citetitle>Nix:
A Safe and Policy-Free System for Software
Deployment</citetitle></ulink> gives a more general discussion of Nix
from a system-administration perspective. The CBSE 2005 paper <ulink
url='http://www.cs.uu.nl/~eelco/pubs/eupfcdm-cbse2005-final.pdf'><citetitle>Efficient
number of papers. The ICSE 2004 paper <citetitle
xlink:href='http://www.cs.uu.nl/~eelco/pubs/immdsd-icse2004-final.pdf'>Imposing
a Memory Management Discipline on Software Deployment</citetitle>
discusses the hashing mechanism used to ensure reliable dependency
identification and non-interference between different versions and
variants of packages. The LISA 2004 paper <citetitle
xlink:href='http://www.cs.uu.nl/~eelco/pubs/nspfssd-lisa2004-final.pdf'>Nix:
A Safe and Policy-Free System for Software Deployment</citetitle>
gives a more general discussion of Nix from a system-administration
perspective. The CBSE 2005 paper <citetitle
xlink:href='http://www.cs.uu.nl/~eelco/pubs/eupfcdm-cbse2005-final.pdf'>Efficient
Upgrading in a Purely Functional Component Deployment Model
</citetitle></ulink> is about transparent patch deployment in Nix.
Finally, the SCM-12 paper <ulink
url='http://www.cs.uu.nl/~eelco/pubs/servicecm-scm12-final.pdf'>
Service Configuration Management</ulink> shows how services (e.g., web
servers) can be deployed and managed through Nix.</para></note>
</citetitle> is about transparent patch deployment in Nix. Finally,
the SCM-12 paper <citetitle
xlink:href='http://www.cs.uu.nl/~eelco/pubs/servicecm-scm12-final.pdf'>
Service Configuration Management</citetitle> shows how services (e.g.,
web servers) can be deployed and managed through Nix.</para></note>
</chapter>

View file

@ -1,89 +1,89 @@
<?xml version="1.0"?>
<!DOCTYPE book
PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
"http://www.docbook.org/xml/4.3/docbook-xml-4.3.zip"
[
]>
<book xmlns="http://docbook.org/ns/docbook"
xmlns:xi="http://www.w3.org/2001/XInclude">
<info>
<book>
<title>Nix User's Guide</title>
<subtitle>Draft (Version <xi:include
xmlns:xi="http://www.w3.org/2001/XInclude"
href="version.txt" parse="text" />)</subtitle>
<subtitle>Draft (Version <xi:include href="version.txt"
parse="text" />)</subtitle>
<bookinfo>
<author>
<personname>
<firstname>Eelco</firstname>
<surname>Dolstra</surname>
</personname>
</author>
<copyright>
<year>2004</year>
<year>2005</year>
<year>2006</year>
<holder>Eelco Dolstra</holder>
</copyright>
</bookinfo>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="introduction.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="quick-start.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="installation.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="package-management.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="writing-nix-expressions.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="build-farm.xml" />
</info>
<xi:include href="introduction.xml" />
<xi:include href="quick-start.xml" />
<xi:include href="installation.xml" />
<xi:include href="package-management.xml" />
<xi:include href="writing-nix-expressions.xml" />
<xi:include href="build-farm.xml" />
<appendix>
<title>Command Reference</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="opt-common.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="env-common.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="conf-file.xml" />
<sect1 id="sec-nix-env">
<xi:include href="opt-common.xml" />
<xi:include href="env-common.xml" />
<xi:include href="conf-file.xml" />
<section xml:id="sec-nix-env">
<title>nix-env</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-env.xml" />
</sect1>
<sect1 id="sec-nix-build">
<xi:include href="nix-env.xml" />
</section>
<section xml:id="sec-nix-build">
<title>nix-build</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-build.xml" />
</sect1>
<sect1>
<xi:include href="nix-build.xml" />
</section>
<section>
<title>nix-store</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-store.xml" />
</sect1>
<sect1 id="sec-nix-instantiate">
<xi:include href="nix-store.xml" />
</section>
<section xml:id="sec-nix-instantiate">
<title>nix-instantiate</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-instantiate.xml" />
</sect1>
<sect1>
<xi:include href="nix-instantiate.xml" />
</section>
<section>
<title>nix-collect-garbage</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-collect-garbage.xml" />
</sect1>
<sect1 id="sec-nix-channel">
<xi:include href="nix-collect-garbage.xml" />
</section>
<section xml:id="sec-nix-channel">
<title>nix-channel</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-channel.xml" />
</sect1>
<sect1>
<xi:include href="nix-channel.xml" />
</section>
<section>
<title>nix-push</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-push.xml" />
</sect1>
<sect1>
<xi:include href="nix-push.xml" />
</section>
<section>
<title>nix-pull</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-pull.xml" />
</sect1>
<sect1>
<xi:include href="nix-pull.xml" />
</section>
<section>
<title>nix-prefetch-url</title>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="nix-prefetch-url.xml" />
</sect1>
<xi:include href="nix-prefetch-url.xml" />
</section>
</appendix>
<!-- &nix-lang-ref; -->
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="troubleshooting.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="bugs.xml" />
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="glossary.xml" />
<xi:include href="troubleshooting.xml" />
<xi:include href="bugs.xml" />
<xi:include href="glossary.xml" />
<appendix>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="release-notes.xml"
xpointer="xpointer(article/*)" />
<title>Nix Release Notes</title>
<xi:include href="release-notes.xml"
xpointer="xmlns(x=http://docbook.org/ns/docbook)xpointer(x:article/x:section)" />
</appendix>
</book>

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-build</refname>

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-channel</refname>

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-collect-garbage</refname>

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-env</refname>
@ -172,7 +173,7 @@ linkend="sec-common-options" />.</para>
<!--######################################################################-->
<refsection id="rsec-nix-env-install"><title>Operation <option>--install</option></title>
<refsection xml:id="rsec-nix-env-install"><title>Operation <option>--install</option></title>
<refsection><title>Synopsis</title>
@ -725,7 +726,7 @@ $ nix-env -qas <lineannotation>(show status of available derivations)</lineannot
IP- ORBit2-2.8.3 <lineannotation>(installed and by definition present)</lineannotation>
...
$ nix-env -f ./foo.nix -qa <lineannotation>(show available derivations in the Nix expression <filename>foo.nix</filename>)</lineannotation>
$ nix-env -f ./foo.nix -qa <lineannotation>(show available derivations in the Nix expression <!-- !!! <filename>-->foo.nix<!-- </filename> -->)</lineannotation>
foo-1.2.3
$ nix-env -qc <lineannotation>(compare installed versions to whats available)</lineannotation>

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-instantiate</refname>

View file

@ -1,4 +1,6 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-pull</refname>
<refpurpose>pull substitutes from a network cache</refpurpose>
@ -11,33 +13,29 @@
</cmdsynopsis>
</refsynopsisdiv>
<refsection>
<title>Description</title>
<para>
The command <command>nix-pull</command> obtains a list of
pre-built store paths from the URL
<replaceable>url</replaceable>, and for each of these store
paths, registers a substitute derivation that downloads and
unpacks it into the Nix store. This is used to speed up
installations: if you attempt to install something that has
already been built and stored into the network cache, Nix can
transparently re-use the pre-built store paths.
</para>
<refsection><title>Description</title>
<para>
The file at <replaceable>url</replaceable> must be compatible
with the files created by <replaceable>nix-push</replaceable>.
</para>
<para>The command <command>nix-pull</command> obtains a list of
pre-built store paths from the URL <replaceable>url</replaceable>, and
for each of these store paths, registers a substitute derivation that
downloads and unpacks it into the Nix store. This is used to speed up
installations: if you attempt to install something that has already
been built and stored into the network cache, Nix can transparently
re-use the pre-built store paths.</para>
<para>The file at <replaceable>url</replaceable> must be compatible
with the files created by <replaceable>nix-push</replaceable>.</para>
</refsection>
<refsection>
<title>Examples</title>
<refsection><title>Examples</title>
<screen>
$ nix-pull http://nix.cs.uu.nl/dist/nix/nixpkgs-0.5pre753/MANIFEST</screen>
</refsection>
</refentry>

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-push</refname>
@ -62,14 +63,15 @@ machines using the <command>nix-pull</command> command.</para>
specified by <replaceable>archivesPutURL</replaceable>. HTTP PUT
requests are used to do this. However, before a file
<varname>x</varname> is uploaded to
<literal><replaceable>archivesPutURL</replaceable>/<varname>x</varname></literal>,
<literal><replaceable>archivesPutURL</replaceable>/</literal><varname>x</varname>,
<command>nix-push</command> first determines whether this upload is
unnecessary by issuing a HTTP HEAD request on
<literal><replaceable>archivesGetURL</replaceable>/<varname>x</varname></literal>.
<literal><replaceable>archivesGetURL</replaceable>/</literal><varname>x</varname>.
This allows a cache to be shared between many partially overlapping
<command>nix-push</command> invocations. (We use two URLs because
the upload URL typically refers to a CGI script, while the download
URL just refers to a file system directory on the server.)</para></listitem>
URL just refers to a file system directory on the
server.)</para></listitem>
<listitem><para>The manifest is uploaded using an HTTP PUT request
to <replaceable>manifestPutURL</replaceable>. The corresponding

View file

@ -1,4 +1,5 @@
<refentry>
<refentry xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>nix-store</refname>
@ -43,7 +44,7 @@ linkend="sec-common-options" /> for a list of common options.</para>
<variablelist>
<varlistentry id="opt-add-root"><term><option>--add-root</option> <replaceable>path</replaceable></term>
<varlistentry xml:id="opt-add-root"><term><option>--add-root</option> <replaceable>path</replaceable></term>
<listitem><para>Causes the result of a realisation
(<option>--realise</option> and <option>--force-realise</option>)
@ -108,7 +109,7 @@ lrwxrwxrwx 1 ... 2005-03-13 21:10 /home/eelco/bla/result -> /nix/store/1r1134
<!--######################################################################-->
<refsection id='rsec-nix-store-realise'><title>Operation
<refsection xml:id='rsec-nix-store-realise'><title>Operation
<option>--realise</option></title>
<refsection><title>Synopsis</title>
@ -183,7 +184,7 @@ linkend="sec-nix-build"><command>nix-build</command></link> does.</para>
<!--######################################################################-->
<refsection id='rsec-nix-store-gc'><title>Operation <option>--gc</option></title>
<refsection xml:id='rsec-nix-store-gc'><title>Operation <option>--gc</option></title>
<refsection><title>Synopsis</title>
@ -353,7 +354,7 @@ query is applied to the target of the symlink.</para>
</refsection>
<refsection id='nixref-queries'><title>Queries</title>
<refsection xml:id='nixref-queries'><title>Queries</title>
<variablelist>
@ -448,11 +449,11 @@ query is applied to the target of the symlink.</para>
<listitem><para>Prints the references graph of the store paths
<replaceable>paths</replaceable> in the format of the
<command>dot</command> tool of AT&amp;T's <ulink
url="http://www.graphviz.org/">Graphviz package</ulink>. This can
be used to visualise dependency graphs. To obtain a build-time
dependency graph, apply this to a store derivation. To obtain a
runtime dependency graph, apply it to an output
<command>dot</command> tool of AT&amp;T's <link
xlink:href="http://www.graphviz.org/">Graphviz package</link>.
This can be used to visualise dependency graphs. To obtain a
build-time dependency graph, apply this to a store derivation. To
obtain a runtime dependency graph, apply it to an output
path.</para></listitem>
</varlistentry>
@ -575,7 +576,7 @@ $ gv graph.ps</screen>
<!--######################################################################-->
<!--
<refsection id="rsec-nix-store-reg-val"><title>Operation <option>-XXX-register-validity</option></title>
<refsection xml:id="rsec-nix-store-reg-val"><title>Operation <option>-XXX-register-validity</option></title>
<refsection><title>Synopsis</title>

View file

@ -1,4 +1,7 @@
<sect1 id="sec-common-options"><title>Common options</title>
<section xmlns="http://docbook.org/ns/docbook" xml:id="sec-common-options">
<title>Common options</title>
<para>Most Nix commands accept the following command-line options:</para>
@ -86,7 +89,7 @@
</varlistentry>
<varlistentry id="opt-max-jobs"><term><option>--max-jobs</option></term>
<varlistentry xml:id="opt-max-jobs"><term><option>--max-jobs</option></term>
<term><option>-j</option></term>
<listitem><para>Sets the maximum number of build jobs that Nix will
@ -155,7 +158,7 @@
</varlistentry>
<varlistentry id="opt-log-type"><term><option>--log-type</option>
<varlistentry xml:id="opt-log-type"><term><option>--log-type</option>
<replaceable>type</replaceable></term>
<listitem>
@ -213,4 +216,4 @@
</variablelist>
</sect1>
</section>

View file

@ -1,4 +1,9 @@
<chapter id='chap-package-management'><title>Package Management</title>
<chapter xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xml:id='chap-package-management'>
<title>Package Management</title>
<para>This chapter discusses how to do package management with Nix,
i.e., how to obtain, install, upgrade, and erase components. This is
@ -7,7 +12,7 @@ who want to <emphasis>create</emphasis> components should consult
<xref linkend='chap-writing-nix-expressions' />.</para>
<sect1><title>Basic package management</title>
<section><title>Basic package management</title>
<para>The main command for package management is <link
linkend="sec-nix-env"><command>nix-env</command></link>. You can use
@ -32,8 +37,8 @@ components ranging from basic development stuff such as GCC and Glibc,
to end-user applications like Mozilla Firefox. (Nix is however not
tied to the Nix Package collection; you could write your own Nix
expressions based on it, or completely new ones.) You can download
the latest version from <ulink url='http://nix.cs.uu.nl/dist/nix'
/>.</para>
the latest version from <link
xlink:href='http://nix.cs.uu.nl/dist/nix' />.</para>
<para>Assuming that you have downloaded and unpacked a release of Nix
Packages, you can view the set of available components in the release:
@ -83,9 +88,9 @@ components contained in them. This is done using <literal>nix-env
$ nix-env -f nixpkgs-<replaceable>version</replaceable> -i subversion</screen>
will install the component called <literal>subversion</literal> (which
is, of course, the <ulink
url='http://subversion.tigris.org/'>Subversion version management
system</ulink>).</para>
is, of course, the <link
xlink:href='http://subversion.tigris.org/'>Subversion version
management system</link>).</para>
<para>When you do this for the first time, Nix will start building
Subversion and all its dependencies. This will take quite a while —
@ -96,8 +101,8 @@ available somewhere. This is done using the
<command>nix-pull</command> command, which must be supplied with a URL
containing a <emphasis>manifest</emphasis> describing what binaries
are available. This URL should correspond to the Nix Packages release
that youre using. For instance, if you obtained a release from
<ulink url='http://nix.cs.uu.nl/dist/nix/nixpkgs-0.6pre1554/' />, then
that youre using. For instance, if you obtained a release from <link
xlink:href='http://nix.cs.uu.nl/dist/nix/nixpkgs-0.6pre1554/' />, then
you should do:
<screen>
@ -105,8 +110,8 @@ $ nix-pull http://nix.cs.uu.nl/dist/nix/nixpkgs-0.6pre1554/MANIFEST</screen>
If you then issue the installation command, it should start
downloading binaries from <systemitem
class='fqdomainname'>nix.cs.uu.nl</systemitem>, instead of
building them from source. This might still take a while since all
class='fqdomainname'>nix.cs.uu.nl</systemitem>, instead of building
them from source. This might still take a while since all
dependencies must be downloaded, but on a reasonably fast connection
such as an DSL line its on the order of a few minutes.</para>
@ -169,10 +174,10 @@ since <literal>nix-channel --update</literal> calls <literal>nix-env
from the channel, replacing whatever default you had
set.</para></footnote></para>
</sect1>
</section>
<sect1 id="sec-profiles"><title>Profiles</title>
<section xml:id="sec-profiles"><title>Profiles</title>
<para>Profiles and user environments are Nixs mechanism for
implementing the ability to allow different users to have different
@ -195,7 +200,7 @@ the file system, so they dont interfere with each other. <xref
linkend='fig-user-environments' /> shows a part of a typical Nix
store.</para>
<figure id='fig-user-environments'><title>User environments</title>
<figure xml:id='fig-user-environments'><title>User environments</title>
<mediaobject>
<imageobject>
<imagedata fileref='figures/user-environments.png' format='PNG' />
@ -324,10 +329,10 @@ $ nix-env -p /nix/var/nix/profiles/other-profile -i subversion</screen>
This will <emphasis>not</emphasis> change the
<command>~/.nix-profile</command> symlink.</para>
</sect1>
</section>
<sect1 id='sec-garbage-collection'><title>Garbage collection</title>
<section xml:id='sec-garbage-collection'><title>Garbage collection</title>
<para><command>nix-env</command> operations such as upgrades
(<option>-u</option>) and uninstall (<option>-e</option>) never
@ -378,7 +383,7 @@ Likewise, the option <option>--print-live</option> will show the paths
that <emphasis>wont</emphasis> be deleted.</para>
<sect2 id="ssec-gc-roots"><title>Garbage collector roots</title>
<section xml:id="ssec-gc-roots"><title>Garbage collector roots</title>
<para>The roots of the garbage collector are all store paths to which
there are symlinks in the directory
@ -400,12 +405,12 @@ followed and searched for roots, but symlinks to non-store paths
<emphasis>inside</emphasis> the paths reached in that way are not
followed to prevent infinite recursion.</para>
</sect2>
</section>
</sect1>
</section>
<sect1 id="sec-channels"><title>Channels</title>
<section xml:id="sec-channels"><title>Channels</title>
<para>If you want to stay up to date with a set of packages, its not
very convenient to manually download the latest set of Nix expressions
@ -455,7 +460,7 @@ $ nix-env -u '*'</screen>
to upgrade all components in your profile to the latest versions
available in the subscribed channels.</para>
</sect1>
</section>
</chapter>

View file

@ -1,4 +1,8 @@
<chapter><title>Quick Start</title>
<chapter xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<title>Quick Start</title>
<para>This chapter is for impatient people who don't like reading
documentation. For more in-depth information you are kindly referred
@ -6,8 +10,8 @@ to the following chapters.</para>
<orderedlist>
<listitem><para>Download a source tarball or RPM from <ulink
url='http://www.cs.uu.nl/groups/ST/Trace/Nix'/>. Build source
<listitem><para>Download a source tarball or RPM from <link
xlink:href='http://www.cs.uu.nl/groups/ST/Trace/Nix'/>. Build source
distributions using the regular sequence:
<screen>

View file

@ -1,11 +1,6 @@
<?xml version="1.0"?>
<!DOCTYPE book
PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
"http://www.docbook.org/xml/4.3/docbook-xml-4.3.zip"
[
]>
<article xmlns="http://docbook.org/ns/docbook">
<article><title>Nix Release Notes</title>
<title>Nix Release Notes</title>
<section><title>Release 0.10 (TBA)</title>
@ -32,9 +27,16 @@ irreversible.</para></warning>
--query</command> to allow you to compare installed versions of
packages to available versions, or vice versa. An easy way to see
if you are up to date with whats in the channel is <literal>nix-env
-qc</literal>.</para></listitem>
-qc \*</literal>.</para></listitem>
<listitem><para>TODO: shared stores.</para></listitem>
<listitem><para><literal>nix-env --query</literal> now takes as
arguments a list of package names about which to show information,
just like <option>--install</option>, etc.: for example,
<literal>nix-env -q gcc</literal>. Note that to show all
derivations, you need to specify
<literal>\*</literal>.</para></listitem>
<!-- <listitem><para>TODO: shared stores.</para></listitem> -->
<listitem><para>A performance issue has been fixed with the
<literal>referer</literal> table, which stores the inverse of the

View file

@ -1,4 +1,8 @@
<appendix><title>Troubleshooting</title>
<appendix xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
<title>Troubleshooting</title>
<para>This section provides solutions for some common problems.</para>

View file

@ -1,4 +1,9 @@
<chapter id='chap-writing-nix-expressions'><title>Writing Nix Expressions</title>
<chapter xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xml:id='chap-writing-nix-expressions'>
<title>Writing Nix Expressions</title>
<para>This chapter shows you how to write Nix expressions, which are
the things that tell Nix how to build components. It starts with a
@ -8,9 +13,9 @@ on to a more in-depth look at the Nix expression language.</para>
<sect1><title>A simple Nix expression</title>
<para>This section shows how to add and test the <ulink
url='http://www.gnu.org/software/hello/hello.html'>GNU Hello
package</ulink> to the Nix Packages collection. Hello is a program
<para>This section shows how to add and test the <link
xlink:href='http://www.gnu.org/software/hello/hello.html'>GNU Hello
package</link> to the Nix Packages collection. Hello is a program
that prints out the text <quote>Hello, world!</quote>.</para>
<para>To add a component to the Nix Packages collection, you generally
@ -44,19 +49,19 @@ need to do three things:
<sect2><title>The Nix expression</title>
<example id='ex-hello-nix'><title>Nix expression for GNU Hello
<example xml:id='ex-hello-nix'><title>Nix expression for GNU Hello
(<filename>default.nix</filename>)</title>
<programlisting>
{stdenv, fetchurl, perl}: <co id='ex-hello-nix-co-1' />
{stdenv, fetchurl, perl}: <co xml:id='ex-hello-nix-co-1' />
stdenv.mkDerivation { <co id='ex-hello-nix-co-2' />
name = "hello-2.1.1"; <co id='ex-hello-nix-co-3' />
builder = ./builder.sh; <co id='ex-hello-nix-co-4' />
src = fetchurl { <co id='ex-hello-nix-co-5' />
stdenv.mkDerivation { <co xml:id='ex-hello-nix-co-2' />
name = "hello-2.1.1"; <co xml:id='ex-hello-nix-co-3' />
builder = ./builder.sh; <co xml:id='ex-hello-nix-co-4' />
src = fetchurl { <co xml:id='ex-hello-nix-co-5' />
url = ftp://ftp.nluug.nl/pub/gnu/hello/hello-2.1.1.tar.gz;
md5 = "70c9ccf9fac07f762c24f2df2290784d";
};
inherit perl; <co id='ex-hello-nix-co-6' />
inherit perl; <co xml:id='ex-hello-nix-co-6' />
}</programlisting>
</example>
@ -188,17 +193,17 @@ perl = perl;</programlisting>
<sect2><title>The builder</title>
<example id='ex-hello-builder'><title>Build script for GNU Hello
<example xml:id='ex-hello-builder'><title>Build script for GNU Hello
(<filename>builder.sh</filename>)</title>
<programlisting>
source $stdenv/setup <co id='ex-hello-builder-co-1' />
source $stdenv/setup <co xml:id='ex-hello-builder-co-1' />
PATH=$perl/bin:$PATH <co id='ex-hello-builder-co-2' />
PATH=$perl/bin:$PATH <co xml:id='ex-hello-builder-co-2' />
tar xvfz $src <co id='ex-hello-builder-co-3' />
tar xvfz $src <co xml:id='ex-hello-builder-co-3' />
cd hello-*
./configure --prefix=$out <co id='ex-hello-builder-co-4' />
make <co id='ex-hello-builder-co-5' />
./configure --prefix=$out <co xml:id='ex-hello-builder-co-4' />
make <co xml:id='ex-hello-builder-co-5' />
make install</programlisting>
</example>
@ -303,18 +308,18 @@ error check.</para>
<sect2><title>Composition</title>
<example id='ex-hello-composition'><title>Composing GNU Hello
<example xml:id='ex-hello-composition'><title>Composing GNU Hello
(<filename>all-packages-generic.nix</filename>)</title>
<programlisting>
...
rec { <co id='ex-hello-composition-co-1' />
rec { <co xml:id='ex-hello-composition-co-1' />
hello = (import ../applications/misc/hello/ex-1 <co id='ex-hello-composition-co-2' />) { <co id='ex-hello-composition-co-3' />
hello = (import ../applications/misc/hello/ex-1 <co xml:id='ex-hello-composition-co-2' />) { <co xml:id='ex-hello-composition-co-3' />
inherit fetchurl stdenv perl;
};
perl = (import ../development/interpreters/perl) { <co id='ex-hello-composition-co-4' />
perl = (import ../development/interpreters/perl) { <co xml:id='ex-hello-composition-co-4' />
inherit fetchurl stdenv;
};
@ -519,14 +524,14 @@ functions that automate the build process. A builder using the
generic build facilities in shown in <xref linkend='ex-hello-builder2'
/>.</para>
<example id='ex-hello-builder2'><title>Build script using the generic
<example xml:id='ex-hello-builder2'><title>Build script using the generic
build functions</title>
<programlisting>
buildInputs="$perl" <co id='ex-hello-builder2-co-1' />
buildInputs="$perl" <co xml:id='ex-hello-builder2-co-1' />
source $stdenv/setup <co id='ex-hello-builder2-co-2' />
source $stdenv/setup <co xml:id='ex-hello-builder2-co-2' />
genericBuild <co id='ex-hello-builder2-co-3' /></programlisting>
genericBuild <co xml:id='ex-hello-builder2-co-3' /></programlisting>
</example>
<calloutlist>
@ -619,8 +624,8 @@ language.</para>
<literal>123</literal>.</para></listitem>
<listitem><para><emphasis>URIs</emphasis> as defined in appendix B
of <ulink url='http://www.ietf.org/rfc/rfc2396.txt'>RFC
2396</ulink>, e.g.,
of <link xlink:href='http://www.ietf.org/rfc/rfc2396.txt'>RFC
2396</link>, e.g.,
<literal>https://svn.cs.uu.nl:12443/dist/trace/trace-nix-trunk.tar.bz2</literal>.</para></listitem>
<listitem><para><emphasis>Paths</emphasis>, e.g.,
@ -818,7 +823,7 @@ set.</para>
</simplesect>
<simplesect id="ss-functions"><title>Functions</title>
<simplesect xml:id="ss-functions"><title>Functions</title>
<para>Functions have the following form:
@ -903,7 +908,7 @@ evaluate to a boolean value. If it evaluates to
<literal>true</literal>, <replaceable>e2</replaceable> is returned;
otherwise expression evaluation is aborted and a backtrace is printed.</para>
<example id='ex-subversion-nix'><title>Nix expression for Subversion</title>
<example xml:id='ex-subversion-nix'><title>Nix expression for Subversion</title>
<programlisting>
{ localServer ? false
, httpServer ? false
@ -915,9 +920,9 @@ otherwise expression evaluation is aborted and a backtrace is printed.</para>
, openssl ? null, httpd ? null, db4 ? null, expat, swig ? null, j2sdk ? null
}:
assert localServer -> db4 != null; <co id='ex-subversion-nix-co-1' />
assert httpServer -> httpd != null &amp;&amp; httpd.expat == expat; <co id='ex-subversion-nix-co-2' />
assert sslSupport -> openssl != null &amp;&amp; (httpServer -> httpd.openssl == openssl); <co id='ex-subversion-nix-co-3' />
assert localServer -> db4 != null; <co xml:id='ex-subversion-nix-co-1' />
assert httpServer -> httpd != null &amp;&amp; httpd.expat == expat; <co xml:id='ex-subversion-nix-co-2' />
assert sslSupport -> openssl != null &amp;&amp; (httpServer -> httpd.openssl == openssl); <co xml:id='ex-subversion-nix-co-3' />
assert pythonBindings -> swig != null &amp;&amp; swig.pythonSupport;
assert javaSwigBindings -> swig != null &amp;&amp; swig.javaSupport;
assert javahlBindings -> j2sdk != null;
@ -925,7 +930,7 @@ assert javahlBindings -> j2sdk != null;
stdenv.mkDerivation {
name = "subversion-1.1.1";
...
openssl = if sslSupport then openssl else null; <co id='ex-subversion-nix-co-4' />
openssl = if sslSupport then openssl else null; <co xml:id='ex-subversion-nix-co-4' />
...
}</programlisting>
</example>
@ -1019,7 +1024,7 @@ locally in a <literal>rec</literal>-expression.</para>
Nix expression language, in order of precedence (from strongest to
weakest binding).</para>
<table id='table-operators'>
<table xml:id='table-operators'>
<title>Operators</title>
<tgroup cols='3'>
<thead>
@ -1109,7 +1114,7 @@ weakest binding).</para>
</simplesect>
<simplesect id="ssec-derivation"><title>Derivations</title>
<simplesect xml:id="ssec-derivation"><title>Derivations</title>
<para>The most important built-in function is
<function>derivation</function>, which is used to describe a
@ -1118,7 +1123,7 @@ set, the attributes of which specify the inputs of the build.</para>
<itemizedlist>
<listitem id="attr-system"><para>There must be an attribute named
<listitem xml:id="attr-system"><para>There must be an attribute named
<varname>system</varname> whose value must be a string specifying a
Nix platform identifier, such as <literal>"i686-linux"</literal> or
<literal>"powerpc-darwin"</literal><footnote><para>To figure out
@ -1297,7 +1302,7 @@ character, or inline/multi-line, enclosed within <literal>/*
<sect1 id='sec-standard-environment'><title>The standard environment</title>
<sect1 xml:id='sec-standard-environment'><title>The standard environment</title>
<para>The standard build environment in the Nix Packages collection
provides a basic environment for building Unix packages. It consists