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journald: move /dev/log socket to /run
[elogind.git] / man / systemd.path.xml
index a602caa..8d86fca 100644 (file)
         </refnamediv>
 
         <refsynopsisdiv>
-                <para><filename>systemd.path</filename></para>
+                <para><filename><replaceable>path</replaceable>.path</filename></para>
         </refsynopsisdiv>
 
         <refsect1>
                 <title>Description</title>
 
                 <para>A unit configuration file whose name ends in
-                <filename>.path</filename> encodes information about
+                <literal>.path</literal> encodes information about
                 a path monitored by systemd, for
                 path-based activation.</para>
 
                 point in the file system hierarchy, a dependency
                 between both units is created automatically.</para>
 
-                <para>Unless <varname>DefaultDependencies=</varname>
-                is set to <option>false</option>, path units will
-                implicitly have dependencies of type
-                <varname>Conflicts=</varname> and
+                <para>Unless <varname>DefaultDependencies=false</varname>
+                is used, path units will implicitly have dependencies of
+                type <varname>Conflicts=</varname> and
                 <varname>Before=</varname> on
                 <filename>shutdown.target</filename>. These ensure
                 that path units are terminated cleanly prior to system
                 shutdown. Only path units involved with early boot or
-                late system shutdown should disable this
-                option.</para>
+                late system shutdown should disable this option.
+                </para>
         </refsect1>
 
         <refsect1>
                 monitors. The options specific to the [Path] section
                 of path units are the following:</para>
 
-                <variablelist>
+                <variablelist class='unit-directives'>
                         <varlistentry>
                                 <term><varname>PathExists=</varname></term>
                                 <term><varname>PathExistsGlob=</varname></term>
                                 <varname>PathExists=</varname> may be
                                 used to watch the mere existence of a
                                 file or directory. If the file
-                                specified exists the configured unit
+                                specified exists, the configured unit
                                 is
                                 activated. <varname>PathExistsGlob=</varname>
                                 works similar, but checks for the
                                 combined, of the same and of different
                                 types, to watch multiple paths. If the
                                 empty string is assigned to any of
-                                these options the list of paths to
+                                these options, the list of paths to
                                 watch is reset, and any prior
                                 assignments of these options will not
                                 have any effect.</para>
 
-                                <para>If a path is already existing
+                                <para>If a path already exists
                                 (in case of
                                 <varname>PathExists=</varname> and
                                 <varname>PathExistsGlob=</varname>) or
                                 activated, then the configured unit is
                                 immediately activated as
                                 well. Something similar does not apply
-                                to <varname>PathChanged=</varname>.
+                                to <varname>PathChanged=</varname> and
+                                <varname>PathModified=</varname>.</para>
+
+                                <para>If the path itself or any of the
+                                containing directories are not
+                                accessible, <command>systemd</command>
+                                will watch for permission changes and
+                                notice that conditions are satisfied
+                                when permissions allow that.
                                 </para></listitem>
                         </varlistentry>
                         <varlistentry>
                                 when any of the configured paths
                                 changes. The argument is a unit name,
                                 whose suffix is not
-                                <filename>.path</filename>. If not
+                                <literal>.path</literal>. If not
                                 specified, this value defaults to a
                                 service that has the same name as the
                                 path unit, except for the suffix. (See
                                 <term><varname>MakeDirectory=</varname></term>
 
                                 <listitem><para>Takes a boolean
-                                argument. If true the directories to
+                                argument. If true, the directories to
                                 watch are created before
                                 watching. This option is ignored for
                                 <varname>PathExists=</varname>
 
                                 <listitem><para>If
                                 <varname>MakeDirectory=</varname> is
-                                enabled use the mode specified here to
+                                enabled, use the mode specified here to
                                 create the directories in
                                 question. Takes an access mode in
                                 octal notation. Defaults to