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Diffstat (limited to 'man/udev_device_has_tag.xml')
-rw-r--r-- | man/udev_device_has_tag.xml | 163 |
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diff --git a/man/udev_device_has_tag.xml b/man/udev_device_has_tag.xml new file mode 100644 index 0000000000..480257343c --- /dev/null +++ b/man/udev_device_has_tag.xml @@ -0,0 +1,163 @@ +<?xml version='1.0'?> <!--*-nxml-*--> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [ +<!ENTITY % entities SYSTEM "custom-entities.ent" > +%entities; +]> + +<!-- + This file is part of systemd. + + Copyright 2015 David Herrmann <dh.herrmann@gmail.com> + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +--> + +<refentry id="udev_device_has_tag" + xmlns:xi="http://www.w3.org/2001/XInclude"> + + <refentryinfo> + <title>udev_device_has_tag</title> + <productname>systemd</productname> + + <authorgroup> + <author> + <contrib>Developer</contrib> + <firstname>David</firstname> + <surname>Herrmann</surname> + <email>dh.herrmann@gmail.com</email> + </author> + </authorgroup> + </refentryinfo> + + <refmeta> + <refentrytitle>udev_device_has_tag</refentrytitle> + <manvolnum>3</manvolnum> + </refmeta> + + <refnamediv> + <refname>udev_device_has_tag</refname> + <refname>udev_device_get_devlinks_list_entry</refname> + <refname>udev_device_get_properties_list_entry</refname> + <refname>udev_device_get_tags_list_entry</refname> + <refname>udev_device_get_sysattr_list_entry</refname> + <refname>udev_device_get_property_value</refname> + <refname>udev_device_get_sysattr_value</refname> + <refname>udev_device_set_sysattr_value</refname> + + <refpurpose>Retrieve or set device attributes</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcsynopsisinfo>#include <libudev.h></funcsynopsisinfo> + + <funcprototype> + <funcdef>struct udev_list_entry *<function>udev_device_get_devlinks_list_entry</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>struct udev_list_entry *<function>udev_device_get_properties_list_entry</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>struct udev_list_entry *<function>udev_device_get_tags_list_entry</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>struct udev_list_entry *<function>udev_device_get_sysattr_list_entry</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_property_value</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + <paramdef>const char *<parameter>key</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>int <function>udev_device_has_tag</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + <paramdef>const char *<parameter>tag</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_sysattr_value</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + <paramdef>const char *<parameter>sysattr</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>int <function>udev_device_set_sysattr_value</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + <paramdef>const char *<parameter>sysattr</parameter></paramdef> + <paramdef>const char *<parameter>value</parameter></paramdef> + </funcprototype> + + </funcsynopsis> + </refsynopsisdiv> + + <!--<refsect1> + <title>Description</title> + + <para>XXX: Add short description.</para> + </refsect1>--> + + <refsect1> + <title>Return Value</title> + + <para>On success, + <function>udev_device_get_devlinks_list_entry()</function>, + <function>udev_device_get_properties_list_entry()</function>, + <function>udev_device_get_tags_list_entry()</function> and + <function>udev_device_get_sysattr_list_entry()</function> return + a pointer to the first entry of the retrieved list. If that list + is empty, or if an error occurred, <constant>NULL</constant> is + returned.</para> + + <para>On success, + <function>udev_device_get_property_value()</function> and + <function>udev_device_get_sysattr_value()</function> return a + pointer to a constant string of the requested value. On error, + <constant>NULL</constant> is returned.</para> + + <para>On success, + <function>udev_device_set_sysattr_value()</function> returns + an integer greater than, or equal to, <constant>0</constant>. + On failure, a negative error code is returned.</para> + + <para>On success, <function>udev_device_has_tag()</function> + returns <constant>1</constant> or <constant>0</constant>, + depending on whether the device has the given tag or not. + On failure, a negative error code is returned.</para> + </refsect1> + + <refsect1> + <title>See Also</title> + + <para> + <citerefentry><refentrytitle>udev_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_device_new_from_syspath</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_device_get_syspath</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_enumerate_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_monitor_new_from_netlink</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_list_entry</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + </para> + </refsect1> + +</refentry> |