From 9a00f57a5ba7ed431e6bac8d8b36518708503b4e Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 2 Jul 2014 12:23:36 +0200
Subject: path: add new "systemd-path" utility for querying paths described in
 file-hierarchy(7)

This new tool is based on "sd-path", a new (so far unexported) API for
libsystemd, that can hopefully grow into a workable API covering /opt
and more one day.
---
 man/file-hierarchy.xml |  20 +++++++--
 man/systemd-path.xml   | 111 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 127 insertions(+), 4 deletions(-)
 create mode 100644 man/systemd-path.xml

(limited to 'man')

diff --git a/man/file-hierarchy.xml b/man/file-hierarchy.xml
index 4d542caad4..a996bb69d2 100644
--- a/man/file-hierarchy.xml
+++ b/man/file-hierarchy.xml
@@ -62,6 +62,11 @@
                 subset of these specifications that defines more
                 strictly the suggestions and restrictions systemd
                 makes on the file system hierarchy.</para>
+
+                <para>Many of the paths described here are queriable
+                with the
+                <citerefentry><refentrytitle>systemd-path</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                tool.</para>
         </refsect1>
 
         <refsect1>
@@ -296,8 +301,8 @@
                         <varlistentry>
                                 <term><filename>/usr/lib/<replaceable>arch-id</replaceable></filename></term>
                                 <listitem><para>Location for placing
-                                dynamic libraries, called <varname>$libdir</varname>.
-                                The architecture identifier to use, is defined on <ulink
+                                dynamic libraries, also called <varname>$libdir</varname>.
+                                The architecture identifier to use is defined on <ulink
                                 url="https://wiki.debian.org/Multiarch/Tuples">Multiarch Architecture Specifiers (Tuples)</ulink>
                                 list. Legacy locations of <varname>$libdir</varname> are
                                 <filename>/usr/lib</filename>,
@@ -309,7 +314,10 @@
                                 <varname>$libdir</varname> for the
                                 primary architecture of the system,
                                 invoke:
-                                <programlisting># pkg-config --variable=libdir systemd</programlisting></para></listitem>
+                                <programlisting># pkg-config --variable=libdir systemd</programlisting> or
+                                <programlisting># systemd-path system-library-arch</programlisting>
+                                </para></listitem>
+
                         </varlistentry>
 
                         <varlistentry>
@@ -621,7 +629,10 @@
                 of these directories are also standardized (though
                 more weakly) by the <ulink
                 url="http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html">XDG
-                Base Directory Specification</ulink>.</para>
+                Base Directory Specification</ulink>. Additional
+                locations for high-level user resources are defined by
+                <ulink
+                url="http://www.freedesktop.org/wiki/Software/xdg-user-dirs/">xdg-user-dirs</ulink>.</para>
 
                 <variablelist>
                         <varlistentry>
@@ -952,6 +963,7 @@
                 <para>
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>hier</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>systemd-path</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>systemd-boot-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sysctl.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
diff --git a/man/systemd-path.xml b/man/systemd-path.xml
new file mode 100644
index 0000000000..fc01d5edd4
--- /dev/null
+++ b/man/systemd-path.xml
@@ -0,0 +1,111 @@
+<?xml version='1.0'?> <!--*-nxml-*-->
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
+        "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+
+<!--
+  This file is part of systemd.
+
+  Copyright 2014 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+-->
+
+<refentry id="systemd-path"
+          xmlns:xi="http://www.w3.org/2001/XInclude">
+
+        <refentryinfo>
+                <title>systemd-path</title>
+                <productname>systemd</productname>
+
+                <authorgroup>
+                        <author>
+                                <contrib>Developer</contrib>
+                                <firstname>Lennart</firstname>
+                                <surname>Poettering</surname>
+                                <email>lennart@poettering.net</email>
+                        </author>
+                </authorgroup>
+        </refentryinfo>
+
+        <refmeta>
+                <refentrytitle>systemd-path</refentrytitle>
+                <manvolnum>1</manvolnum>
+        </refmeta>
+
+        <refnamediv>
+                <refname>systemd-path</refname>
+                <refpurpose>List and query system and user paths</refpurpose>
+        </refnamediv>
+
+        <refsynopsisdiv>
+                <cmdsynopsis>
+                        <command>systemd-path <arg choice="opt" rep="repeat">OPTIONS</arg> <arg choice="opt" rep="repeat">NAME</arg></command>
+                </cmdsynopsis>
+        </refsynopsisdiv>
+
+        <refsect1>
+                <title>Description</title>
+
+                <para><command>systemd-path</command> may be used to
+                query system and user paths. The tool makes many of
+                the paths described in
+                <citerefentry><refentrytitle>file-hierarchy</refentrytitle><manvolnum>7</manvolnum></citerefentry>
+                queriable.</para>
+
+                <para>When invoked without arguments a list of known
+                paths and their current values is shown. When at least
+                one argument is passed the path with this is name is
+                queried and its value shown. The variables whose name
+                begins with <literal>search-</literal> don't refer to
+                individual paths, but instead a to a list of
+                colon-separated search paths, in their order of
+                precedence.</para>
+        </refsect1>
+
+        <refsect1>
+                <title>Options</title>
+
+                <para>The following options are understood:</para>
+
+                <variablelist>
+                        <varlistentry>
+                                <term><option>--suffix=</option></term>
+
+                                <listitem><para>The printed paths are
+                                suffixed by the specified
+                                string.</para></listitem>
+                        </varlistentry>
+
+                        <xi:include href="standard-options.xml" xpointer="help" />
+                        <xi:include href="standard-options.xml" xpointer="version" />
+                </variablelist>
+
+        </refsect1>
+
+        <refsect1>
+                <title>Exit status</title>
+
+                <para>On success, 0 is returned, a non-zero failure
+                code otherwise.</para>
+        </refsect1>
+
+        <refsect1>
+                <title>See Also</title>
+                <para>
+                        <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>file-hierarchy</refentrytitle><manvolnum>7</manvolnum></citerefentry>
+                </para>
+        </refsect1>
+
+</refentry>
-- 
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