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-rw-r--r--doc/developer-guidelines.sgml9
1 files changed, 7 insertions, 2 deletions
diff --git a/doc/developer-guidelines.sgml b/doc/developer-guidelines.sgml
index d9340285..228d3fa1 100644
--- a/doc/developer-guidelines.sgml
+++ b/doc/developer-guidelines.sgml
@@ -194,13 +194,15 @@
<row>
<entry align="center"><para>3</para></entry>
<entry valign="middle"><para>Unknown</para></entry>
- <entry><para>Invalid command line arguments were supplied to the
+ <entry><para>Invalid command line arguments were supplied to the
plugin or low-level failures internal to the plugin (such as unable to fork,
or open a tcp socket) that prevent it from performing the specified
operation. Higher-level errors (such as name resolution errors,
socket timeouts, etc) are outside of the control of plugins and should
generally NOT be reported as UNKNOWN states.
- </para></entry>
+ </para>
+ <para>The --help or --version output should also result in Unknown state.</para>
+ </entry>
</row>
</tbody>
</tgroup>
@@ -610,6 +612,9 @@
<para>The option -v or --verbose should be present in all plugins.
The user should be allowed to specify -v multiple times to increase
the verbosity level, as described in <xref linkend="verboselevels">.</para>
+
+ The exit code for version information or help should be UNKNOWN
+ (3).</para>
</section>
<section>