chiark / gitweb /
build-sys: add check for --help width
[elogind.git] / man / systemd-tmpfiles.xml
index 405a9f17811406c857cf439ac3c12f005417d2dd..f4d53b31393238574db0e54d50fed830ffee19e8 100644 (file)
@@ -21,7 +21,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 -->
 
-<refentry id="systemd-tmpfiles">
+<refentry id="systemd-tmpfiles"
+          xmlns:xi="http://www.w3.org/2001/XInclude">
 
         <refentryinfo>
                 <title>systemd-tmpfiles</title>
@@ -54,7 +55,9 @@
 
         <refsynopsisdiv>
                 <cmdsynopsis>
-                        <command>systemd-tmpfiles <arg choice="opt" rep="repeat">OPTIONS</arg> <arg choice="opt" rep="repeat">CONFIGURATION FILE</arg></command>
+                        <command>systemd-tmpfiles</command>
+                        <arg choice="opt" rep="repeat">OPTIONS</arg>
+                        <arg choice="opt" rep="repeat"><replaceable>CONFIGFILE</replaceable></arg>
                 </cmdsynopsis>
 
                 <para><filename>systemd-tmpfiles-setup.service</filename></para>
                 <title>Description</title>
 
                 <para><command>systemd-tmpfiles</command> creates,
-                deletes and cleans up volatile and temporary files and
+                deletes, and cleans up volatile and temporary files and
                 directories, based on the configuration file format and
-                location specified in <citerefentry>
-                        <refentrytitle>tmpfiles.d</refentrytitle>
-                        <manvolnum>5</manvolnum>
-                </citerefentry>.</para>
+                location specified in
+                <citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
+                </para>
 
                 <para>If invoked with no arguments, it applies all
                 directives from all configuration files. If one or
                 more filenames are passed on the command line, only
                 the directives in these files are applied. If only
                 the basename of a configuration file is specified,
-                all configuration directories as specified in <citerefentry>
-                        <refentrytitle>tmpfiles.d</refentrytitle>
-                        <manvolnum>5</manvolnum>
-                </citerefentry> are searched for a matching file.</para>
+                all configuration directories as specified in
+                <citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                are searched for a matching file.</para>
         </refsect1>
 
         <refsect1>
                 <para>The following options are understood:</para>
 
                 <variablelist>
-
                         <varlistentry>
                                 <term><option>--create</option></term>
-                                <listitem><para>If this option is passed all
-                                files and directories marked with f,
-                                F, d, D in the configuration files are
-                                created. Files and directories marked with z,
-                                Z have their ownership, access mode and security
-                                labels set.</para></listitem>
+                                <listitem><para>If this option is
+                                passed, all files and directories
+                                marked with <varname>f</varname>,
+                                <varname>F</varname>,
+                                <varname>w</varname>,
+                                <varname>d</varname>,
+                                <varname>D</varname>,
+                                <varname>v</varname>,
+                                <varname>p</varname>,
+                                <varname>L</varname>,
+                                <varname>c</varname>,
+                                <varname>b</varname>,
+                                <varname>m</varname> in the
+                                configuration files are created or
+                                written to. Files and directories
+                                marked with <varname>z</varname>,
+                                <varname>Z</varname>,
+                                <varname>t</varname>,
+                                <varname>T</varname>,
+                                <varname>a</varname>, and
+                                <varname>A</varname> have their
+                                ownership, access mode and security
+                                labels set. </para></listitem>
                         </varlistentry>
 
                         <varlistentry>
                                 <term><option>--clean</option></term>
                                 <listitem><para>If this option is
-                                passed all files and directories with
+                                passed, all files and directories with
                                 an age parameter configured will be
                                 cleaned up.</para></listitem>
                         </varlistentry>
                         <varlistentry>
                                 <term><option>--remove</option></term>
                                 <listitem><para>If this option is
-                                passed all files and directories marked
-                                with r, R in the configuration files
-                                are removed.</para></listitem>
+                                passed, the contents of
+                                directories marked with
+                                <varname>D</varname> or
+                                <varname>R</varname>, and files or
+                                directories themselves marked with
+                                <varname>r</varname> or
+                                <varname>R</varname> are
+                                removed.</para></listitem>
                         </varlistentry>
                         <varlistentry>
-                                <term><option>--prefix=PATH</option></term>
-                                <listitem><para>Only apply rules that
-                                apply to paths with the specified
-                                prefix.</para></listitem>
+                                <term><option>--boot</option></term>
+                                <listitem><para>Also execute lines
+                                with an exclamation mark.
+                                </para></listitem>
                         </varlistentry>
-
-
                         <varlistentry>
-                                <term><option>--help</option></term>
-
-                                <listitem><para>Prints a short help
-                                text and exits.</para></listitem>
+                                <term><option>--prefix=<replaceable>path</replaceable></option></term>
+                                <listitem><para>Only apply rules with
+                                paths that start with the specified
+                                prefix. This option can be specified
+                                multiple times.</para></listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><option>--exclude-prefix=<replaceable>path</replaceable></option></term>
+                                <listitem><para>Ignore rules with
+                                paths that start with the specified
+                                prefix. This option can be specified
+                                multiple times.</para></listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><option>--root=<replaceable>root</replaceable></option></term>
+                                <listitem><para>Takes a directory path
+                                as an argument. All paths will be
+                                prefixed with the given alternate <replaceable>root</replaceable>
+                                path, including config search paths.
+                                </para></listitem>
                         </varlistentry>
 
+                        <xi:include href="standard-options.xml" xpointer="help" />
+                        <xi:include href="standard-options.xml" xpointer="version" />
                 </variablelist>
 
                 <para>It is possible to combine
 
         </refsect1>
 
+        <refsect1>
+                <title>Unprivileged --cleanup operation</title>
+
+                <para><command>systemd-tmpfiles</command> tries to
+                avoid changing the access and modification times on
+                the directories it accesses, which requires
+                <constant>CAP_ADMIN</constant> privileges. When
+                running as non-root, directories which are checked for
+                files to clean up will have their access time bumped,
+                which might prevent their cleanup.
+                </para>
+        </refsect1>
+
         <refsect1>
                 <title>Exit status</title>
 
-                <para>On success 0 is returned, a non-zero failure
+                <para>On success, 0 is returned, a non-zero failure
                 code otherwise.</para>
         </refsect1>
 
                 <title>See Also</title>
                 <para>
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
-                        <citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                 </para>
         </refsect1>