man: document 'is-enabled' output

https://bugzilla.redhat.com/show_bug.cgi?id=953077

diff --git a/man/systemctl.xml b/man/systemctl.xml
index 9cd6e88988cb65ad883a3da970d6bb48e93928c6..5e55f29287051c154d4c5d7cae903e89096dda62 100644 (file)
--- a/man/systemctl.xml
+++ b/man/systemctl.xml
@@ -443,7 +443,7 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
 
         <listitem>
           <para>When used with <command>enable</command>,
 
         <listitem>
           <para>When used with <command>enable</command>,

-          <command>disable</command>, <command>is-enabled</command>
+          <command>disable</command>,

           (and related commands), make changes only temporarily, so
           that they are lost on the next reboot. This will have the
           effect that changes are not made in subdirectories of
           (and related commands), make changes only temporarily, so
           that they are lost on the next reboot. This will have the
           effect that changes are not made in subdirectories of


@@ -920,10 +920,64 @@ kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service
 
           <listitem>
             <para>Checks whether any of the specified unit files are
 
           <listitem>
             <para>Checks whether any of the specified unit files are

-            enabled (as with <command>enable</command>). Returns an exit
-            code of 0 if at least one is enabled, non-zero
-            otherwise. Prints the current enable status. To suppress
-            this output, use <option>--quiet</option>.</para>
+            enabled (as with <command>enable</command>). Returns an
+            exit code of 0 if at least one is enabled, non-zero
+            otherwise. Prints the current enable status (see table).
+            To suppress this output, use <option>--quiet</option>.
+            </para>
+
+            <table>
+              <title>
+                <command>is-enabled</command> output
+              </title>
+
+              <tgroup cols='3'>
+                <thead>
+                  <row>
+                    <entry>Printed string</entry>
+                    <entry>Meaning</entry>
+                    <entry>Return value</entry>
+                  </row>
+                </thead>
+                <tbody>
+                  <row>
+                    <entry><literal>enabled</literal></entry>
+                    <entry morerows='1'>Enabled through a symlink in <filename>.wants</filename> directory (permanently or just in <filename>/run</filename>)</entry>
+                    <entry morerows='1'>0</entry>
+                  </row>
+                  <row>
+                    <entry><literal>enabled-runtime</literal></entry>
+                  </row>
+                  <row>
+                    <entry><literal>linked</literal></entry>
+                    <entry morerows='1'>Made available through a symlink to the unit file (permanently or just in <filename>/run</filename>)</entry>
+                    <entry morerows='1'>1</entry>
+                  </row>
+                  <row>
+                    <entry><literal>linked-runtime</literal></entry>
+                  </row>
+                  <row>
+                    <entry><literal>masked</literal></entry>
+                    <entry morerows='1'>Disabled entirely (permanently or just in <filename>/run</filename>)</entry>
+                    <entry morerows='1'>1</entry>
+                  </row>
+                  <row>
+                    <entry><literal>masked-runtime</literal></entry>
+                  </row>
+                  <row>
+                    <entry><literal>static</literal></entry>
+                    <entry>Unit is not enabled, but has no provisions for enabling in [Install] section</entry>
+                    <entry>1</entry>
+                  </row>
+                  <row>
+                    <entry><literal>disabled</literal></entry>
+                    <entry>Unit is not enabled</entry>
+                    <entry>1</entry>
+                  </row>
+                </tbody>
+              </tgroup>
+            </table>
+

           </listitem>
         </varlistentry>
 
           </listitem>
         </varlistentry>