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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /man/sd_bus_slot_set_description.xml | |
parent | Initial commit. (diff) | |
download | systemd-b750101eb236130cf056c675997decbac904cc49.tar.xz systemd-b750101eb236130cf056c675997decbac904cc49.zip |
Adding upstream version 252.22.upstream/252.22
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man/sd_bus_slot_set_description.xml')
-rw-r--r-- | man/sd_bus_slot_set_description.xml | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/man/sd_bus_slot_set_description.xml b/man/sd_bus_slot_set_description.xml new file mode 100644 index 0000000..4a8df0c --- /dev/null +++ b/man/sd_bus_slot_set_description.xml @@ -0,0 +1,105 @@ +<?xml version='1.0'?> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> +<!-- SPDX-License-Identifier: LGPL-2.1-or-later --> + +<refentry id="sd_bus_slot_set_description" xmlns:xi="http://www.w3.org/2001/XInclude"> + <refentryinfo> + <title>sd_bus_slot_set_description</title> + <productname>systemd</productname> + </refentryinfo> + + <refmeta> + <refentrytitle>sd_bus_slot_set_description</refentrytitle> + <manvolnum>3</manvolnum> + </refmeta> + + <refnamediv> + <refname>sd_bus_slot_set_description</refname> + <refname>sd_bus_slot_get_description</refname> + + <refpurpose>Set or query the description of bus slot objects</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcsynopsisinfo>#include <systemd/sd-bus.h></funcsynopsisinfo> + + <funcprototype> + <funcdef>int <function>sd_bus_slot_set_description</function></funcdef> + <paramdef>sd_bus_slot* <parameter>slot</parameter></paramdef> + <paramdef>const char *<parameter>description</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>int <function>sd_bus_slot_get_description</function></funcdef> + <paramdef>sd_bus_slot* <parameter>bus</parameter></paramdef> + <paramdef>const char **<parameter>description</parameter></paramdef> + </funcprototype> + </funcsynopsis> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para><function>sd_bus_slot_set_description()</function> sets the description string + that is used in logging to the specified string. The string is copied internally + and freed when the bus slot object is deallocated. The + <parameter>description</parameter> argument may be <constant>NULL</constant>, in + which case the description is unset.</para> + + <para><function>sd_bus_slot_get_description()</function> returns a description string in + <parameter>description</parameter>. If the string is not set, e.g. with + <function>sd_bus_slot_set_description()</function>, and the slot is a bus match callback slot, + the match string will be returned. Otherwise, <constant>-ENXIO</constant> is returned. + </para> + </refsect1> + + <refsect1> + <title>Return Value</title> + + <para>On success, these functions return 0 or a positive integer. On failure, + they return a negative errno-style error code.</para> + + <refsect2> + <title>Errors</title> + + <para>Returned errors may indicate the following problems:</para> + + <variablelist> + <varlistentry> + <term><constant>-EINVAL</constant></term> + + <listitem><para>An required argument is <constant>NULL</constant>.</para></listitem> + </varlistentry> + + <varlistentry> + <term><constant>-ENXIO</constant></term> + + <listitem><para>The bus slot object has no description.</para></listitem> + </varlistentry> + + <varlistentry> + <term><constant>-ENOMEM</constant></term> + + <listitem><para>Memory allocation failed.</para></listitem> + </varlistentry> + </variablelist> + + </refsect2> + </refsect1> + + <xi:include href="libsystemd-pkgconfig.xml" /> + + <refsect1> + <title>See Also</title> + + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>sd-bus</refentrytitle><manvolnum>3</manvolnum></citerefentry> + <citerefentry><refentrytitle>sd_bus_slot_ref</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>sd_bus_slot_set_userdata</refentrytitle><manvolnum>3</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> |