X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fpam_systemd.xml;h=3022cdb6f5fbbb2be047965466afb5956b064c72;hp=951ae207a4a9568433de23c73ca0937b5d488efc;hb=aba496a58acf9d9c61314de71353550e579f85ee;hpb=fbce11397f4d19821a9dfe66ee3ebe11cad90057

diff --git a/man/pam_systemd.xml b/man/pam_systemd.xml
index 951ae207a..3022cdb6f 100644
--- a/man/pam_systemd.xml
+++ b/man/pam_systemd.xml
@@ -55,7 +55,7 @@
                 <title>Description</title>
 
                 <para><command>pam_systemd</command> registers user
-                sessions in the systemd login manager
+                sessions with the systemd login manager
                 <citerefentry><refentrytitle>systemd-logind.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                 and hence the systemd control group hierarchy.</para>
 
@@ -127,14 +127,36 @@
                                 <listitem><para>Takes a string
                                 argument which sets the session class.
                                 The XDG_SESSION_CLASS environmental variable
-                                takes precedence.</para></listitem>
+                                takes precedence. One of
+                                <literal>user</literal>,
+                                <literal>greeter</literal>,
+                                <literal>lock-screen</literal> or
+                                <literal>background</literal>. See
+                                <citerefentry><refentrytitle>sd_session_get_class</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                                for details about the session class.</para></listitem>
                         </varlistentry>
 
                         <varlistentry>
-                                <term><option>debug=</option></term>
+                                <term><option>type=</option></term>
 
-                                <listitem><para>Takes a boolean
-                                argument. If yes, the module will log
+                                <listitem><para>Takes a string
+                                argument which sets the session type.
+                                The XDG_SESSION_TYPE environmental
+                                variable takes precedence. One of
+                                <literal>unspecified</literal>,
+                                <literal>tty</literal>,
+                                <literal>x11</literal> or
+                                <literal>wayland</literal>. See
+                                <citerefentry><refentrytitle>sd_session_get_type</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                                for details about the session type.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><option>debug<optional>=</optional></option></term>
+
+                                <listitem><para>Takes an optional
+                                boolean argument. If yes or without
+                                the argument, the module will log
                                 debugging information as it
                                 operates.</para></listitem>
                         </varlistentry>
@@ -200,6 +222,66 @@
                                 operating system
                                 provides.</para></listitem>
                         </varlistentry>
+
+                </variablelist>
+
+                <para>The following environment variables are read by
+                the module and may be used by the PAM service to pass
+                metadata to the module:</para>
+
+                <variablelist class='environment-variables'>
+                        <varlistentry>
+                                <term><varname>$XDG_SESSION_TYPE</varname></term>
+
+                                <listitem><para>The session type. This
+                                may be used instead of
+                                <option>session=</option> on the
+                                module parameter line, and is usually
+                                preferred.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>$XDG_SESSION_CLASS</varname></term>
+
+                                <listitem><para>The session class. This
+                                may be used instead of
+                                <option>class=</option> on the
+                                module parameter line, and is usually
+                                preferred.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>$XDG_SESSION_DESKTOP</varname></term>
+
+                                <listitem><para>The session
+                                deskop. This may be used to indicate
+                                the session desktop used, where this
+                                applies. This should be a short,
+                                lowercase string identifying the
+                                desktop environment used if this
+                                information is available. For example:
+                                <literal>gnome</literal>, or
+                                <literal>kde</literal>.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>$XDG_SEAT</varname></term>
+
+                                <listitem><para>The seat name the session
+                                shall be registered for, if
+                                any.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>$XDG_VTNR</varname></term>
+
+                                <listitem><para>The VT number the
+                                session shall be registered for, if
+                                any. (Only applies to seats with a VT
+                                available, such as
+                                <literal>seat0</literal>)</para></listitem>
+                        </varlistentry>
+
                 </variablelist>
         </refsect1>