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- <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 218</span><hr><div class="refentry"><a name="sd-journal"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd-journal — APIs for submitting and querying log entries to and from the journal</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include <systemd/sd-journal.h></pre></div><div class="cmdsynopsis"><p><code class="command">pkg-config --cflags --libs libsystemd</code> </p></div></div><div class="refsect1"><a name="idm140581197742624"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="filename">sd-journal.h</code> provides APIs
- to submit and query log entries. The APIs exposed act
- both as client for the
- <a href="systemd-journald.service.html"><span class="citerefentry"><span class="refentrytitle">systemd-journald.service</span>(8)</span></a>
- journal service and as parser for the journal files
- on disk.
- </p><p>See
- <a href="sd_journal_print.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_print</span>(3)</span></a>,
- <a href="sd_journal_stream_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_stream_fd</span>(3)</span></a>,
- <a href="sd_journal_open.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_open</span>(3)</span></a>,
- <a href="sd_journal_next.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_next</span>(3)</span></a>,
- <a href="sd_journal_get_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_realtime_usec</span>(3)</span></a>,
- <a href="sd_journal_add_match.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_add_match</span>(3)</span></a>,
- <a href="sd_journal_seek_head.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_seek_head</span>(3)</span></a>,
- <a href="sd_journal_get_cursor.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cursor</span>(3)</span></a>,
- <a href="sd_journal_get_cutoff_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_realtime_usec</span>(3)</span></a>,
- <a href="sd_journal_get_cutoff_monotonic_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_monotonic_usec</span>(3)</span></a>,
- <a href="sd_journal_get_usage.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_usage</span>(3)</span></a>,
- <a href="sd_journal_get_catalog.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_catalog</span>(3)</span></a>
- and
- <a href="sd_journal_get_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_fd</span>(3)</span></a>
- for more information about the functions
- implemented.</p><p>Command line access for submitting entries to
- the journal is available with the
- <a href="systemd-cat.html"><span class="citerefentry"><span class="refentrytitle">systemd-cat</span>(1)</span></a>
- tool. Command line access for querying entries from
- the journal is available with the
- <a href="journalctl.html"><span class="citerefentry"><span class="refentrytitle">journalctl</span>(1)</span></a>
- tool.</p></div><div class="refsect1"><a name="idm140581188038976"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p><a name="pkgconfig-text"></a>These APIs are implemented as a shared
+ <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 219</span><hr><div class="refentry"><a name="sd-journal"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd-journal — APIs for submitting and querying log entries to and
+ from the journal</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include <systemd/sd-journal.h></pre></div><div class="cmdsynopsis"><p><code class="command">pkg-config --cflags --libs libsystemd</code> </p></div></div><div class="refsect1"><a name="idm140335212375168"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="filename">sd-journal.h</code> provides APIs to submit
+ and query log entries. The APIs exposed act both as client for the
+ <a href="systemd-journald.service.html"><span class="citerefentry"><span class="refentrytitle">systemd-journald.service</span>(8)</span></a>
+ journal service and as parser for the journal files on disk.
+ </p><p>See
+ <a href="sd_journal_print.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_print</span>(3)</span></a>,
+ <a href="sd_journal_stream_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_stream_fd</span>(3)</span></a>,
+ <a href="sd_journal_open.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_open</span>(3)</span></a>,
+ <a href="sd_journal_next.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_next</span>(3)</span></a>,
+ <a href="sd_journal_get_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_realtime_usec</span>(3)</span></a>,
+ <a href="sd_journal_add_match.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_add_match</span>(3)</span></a>,
+ <a href="sd_journal_seek_head.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_seek_head</span>(3)</span></a>,
+ <a href="sd_journal_get_cursor.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cursor</span>(3)</span></a>,
+ <a href="sd_journal_get_cutoff_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_realtime_usec</span>(3)</span></a>,
+ <a href="sd_journal_get_cutoff_monotonic_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_monotonic_usec</span>(3)</span></a>,
+ <a href="sd_journal_get_usage.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_usage</span>(3)</span></a>,
+ <a href="sd_journal_get_catalog.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_catalog</span>(3)</span></a>
+ and
+ <a href="sd_journal_get_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_fd</span>(3)</span></a>
+ for more information about the functions implemented.</p><p>Command line access for submitting entries to the journal is
+ available with the
+ <a href="systemd-cat.html"><span class="citerefentry"><span class="refentrytitle">systemd-cat</span>(1)</span></a>
+ tool. Command line access for querying entries from the journal is
+ available with the
+ <a href="journalctl.html"><span class="citerefentry"><span class="refentrytitle">journalctl</span>(1)</span></a>
+ tool.</p></div><div class="refsect1"><a name="idm140335205127632"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p><a name="pkgconfig-text"></a>These APIs are implemented as a shared
library, which can be compiled and linked to with the
<code class="constant">libsystemd</code> <a href="http://linux.die.net/man/1/pkg-config"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a>
- file.</p></div><div class="refsect1"><a name="idm140581197801968"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p>
- <a href="systemd.html"><span class="citerefentry"><span class="refentrytitle">systemd</span>(1)</span></a>,
- <a href="sd_journal_print.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_print</span>(3)</span></a>,
- <a href="sd_journal_stream_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_stream_fd</span>(3)</span></a>,
- <a href="sd_journal_open.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_open</span>(3)</span></a>,
- <a href="sd_journal_next.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_next</span>(3)</span></a>,
- <a href="sd_journal_get_data.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_data</span>(3)</span></a>,
- <a href="sd_journal_get_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_realtime_usec</span>(3)</span></a>,
- <a href="sd_journal_add_match.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_add_match</span>(3)</span></a>,
- <a href="sd_journal_seek_head.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_seek_head</span>(3)</span></a>,
- <a href="sd_journal_get_cursor.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cursor</span>(3)</span></a>,
- <a href="sd_journal_get_cutoff_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_realtime_usec</span>(3)</span></a>,
- <a href="sd_journal_get_cutoff_monotonic_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_monotonic_usec</span>(3)</span></a>,
- <a href="sd_journal_get_usage.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_usage</span>(3)</span></a>,
- <a href="sd_journal_get_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_fd</span>(3)</span></a>,
- <a href="sd_journal_query_unique.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_query_unique</span>(3)</span></a>,
- <a href="sd_journal_get_catalog.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_catalog</span>(3)</span></a>,
- <a href="journalctl.html"><span class="citerefentry"><span class="refentrytitle">journalctl</span>(1)</span></a>,
- <a href="sd-id128.html"><span class="citerefentry"><span class="refentrytitle">sd-id128</span>(3)</span></a>,
- <a href="http://linux.die.net/man/1/pkg-config"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a>
- </p></div></div></body></html>
+ file.</p></div><div class="refsect1"><a name="idm140335208648672"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p>
+ <a href="systemd.html"><span class="citerefentry"><span class="refentrytitle">systemd</span>(1)</span></a>,
+ <a href="sd_journal_print.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_print</span>(3)</span></a>,
+ <a href="sd_journal_stream_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_stream_fd</span>(3)</span></a>,
+ <a href="sd_journal_open.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_open</span>(3)</span></a>,
+ <a href="sd_journal_next.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_next</span>(3)</span></a>,
+ <a href="sd_journal_get_data.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_data</span>(3)</span></a>,
+ <a href="sd_journal_get_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_realtime_usec</span>(3)</span></a>,
+ <a href="sd_journal_add_match.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_add_match</span>(3)</span></a>,
+ <a href="sd_journal_seek_head.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_seek_head</span>(3)</span></a>,
+ <a href="sd_journal_get_cursor.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cursor</span>(3)</span></a>,
+ <a href="sd_journal_get_cutoff_realtime_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_realtime_usec</span>(3)</span></a>,
+ <a href="sd_journal_get_cutoff_monotonic_usec.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_cutoff_monotonic_usec</span>(3)</span></a>,
+ <a href="sd_journal_get_usage.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_usage</span>(3)</span></a>,
+ <a href="sd_journal_get_fd.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_fd</span>(3)</span></a>,
+ <a href="sd_journal_query_unique.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_query_unique</span>(3)</span></a>,
+ <a href="sd_journal_get_catalog.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_get_catalog</span>(3)</span></a>,
+ <a href="journalctl.html"><span class="citerefentry"><span class="refentrytitle">journalctl</span>(1)</span></a>,
+ <a href="sd-id128.html"><span class="citerefentry"><span class="refentrytitle">sd-id128</span>(3)</span></a>,
+ <a href="http://linux.die.net/man/1/pkg-config"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a>
+ </p></div></div></body></html>