<para>On success, these functions return 0 or a positive integer. On failure,
they return a negative errno-style error code.</para>
- </refsect1>
- <refsect1>
- <title>Errors</title>
+ <refsect2>
+ <title>Errors</title>
- <para>Returned errors may indicate the following problems:</para>
+ <para>Returned errors may indicate the following problems:</para>
- <variablelist>
- <varlistentry>
- <term><constant>-EINVAL</constant></term>
+ <variablelist>
+ <varlistentry>
+ <term><constant>-EINVAL</constant></term>
- <listitem><para>An required argument is <constant>NULL</constant>.</para></listitem>
- </varlistentry>
- </variablelist>
+ <listitem><para>An required argument is <constant>NULL</constant>.</para></listitem>
+ </varlistentry>
- <variablelist>
- <varlistentry>
- <term><constant>-ENXIO</constant></term>
+ <varlistentry>
+ <term><constant>-ENXIO</constant></term>
- <listitem><para>The bus slot object has no description.</para></listitem>
- </varlistentry>
- </variablelist>
+ <listitem><para>The bus slot object has no description.</para></listitem>
+ </varlistentry>
- <variablelist>
- <varlistentry>
- <term><constant>-ENOMEM</constant></term>
+ <varlistentry>
+ <term><constant>-ENOMEM</constant></term>
- <listitem><para>Memory allocation failed.</para></listitem>
- </varlistentry>
- </variablelist>
+ <listitem><para>Memory allocation failed.</para></listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect2>
</refsect1>
<xi:include href="libsystemd-pkgconfig.xml" />