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diff --git a/man/sd_pid_get_machine_name.html b/man/sd_pid_get_machine_name.html index 7961d5da43..454fb18379 100644 --- a/man/sd_pid_get_machine_name.html +++ b/man/sd_pid_get_machine_name.html @@ -19,7 +19,9 @@ <a href="systemd.directives.html">Directives </a>· <a href="../python-systemd/index.html">Python </a>· <a href="../libudev/index.html">libudev </a>· - <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 204</span><hr><div class="refentry"><a name="sd_pid_get_session"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd_pid_get_session, sd_pid_get_unit, sd_pid_get_user_unit, sd_pid_get_owner_uid, sd_pid_get_machine_name — Determine session, service, owner of a session or container/VM of a specific PID</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include <systemd/sd-login.h></pre><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_session</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">session</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_unit</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">unit</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_user_unit</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">unit</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_owner_uid</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>uid_t* <var class="pdparam">uid</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_machine_name</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">name</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idm259781218496"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="function">sd_pid_get_session()</code> may be + <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 208</span><hr><div class="refentry"><a name="sd_pid_get_session"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd_pid_get_session, sd_pid_get_unit, sd_pid_get_user_unit, sd_pid_get_owner_uid, sd_pid_get_machine_name, sd_pid_get_slice — Determine session, service, owner of a + session, container/VM or slice of a specific + PID</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include <systemd/sd-login.h></pre><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_session</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">session</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_unit</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">unit</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_user_unit</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">unit</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_owner_uid</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>uid_t* <var class="pdparam">uid</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_machine_name</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">name</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_pid_get_slice</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>char** <var class="pdparam">slice</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idm274676596000"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="function">sd_pid_get_session()</code> may be used to determine the login session identifier of a process identified by the specified process identifier. The session identifier is a short string, @@ -59,32 +61,40 @@ <code class="function">sd_pid_get_session()</code> will fail. For processes not being part of a login session and not being a shared process of a user this function - will fail.</p><p><code class="function">sd_pid_machine_name()</code> may - be used to determine the name of the VM or container - is a member of. The machine name is a short string, - suitable for usage in file system paths. The returned - string needs to be freed with the libc + will fail.</p><p><code class="function">sd_pid_get_machine_name()</code> + may be used to determine the name of the VM or + container is a member of. The machine name is a short + string, suitable for usage in file system paths. The + returned string needs to be freed with the libc <a href="free.html"><span class="citerefentry"><span class="refentrytitle">free</span>(3)</span></a> - call after use.</p><p>If the <code class="literal">pid</code> parameter of any - of these functions is passed as 0 the operation is - executed for the calling process.</p></div><div class="refsect1"><a name="idm259785104832"></a><h2 id="Return Value">Return Value<a class="headerlink" title="Permalink to this headline" href="#Return%20Value">¶</a></h2><p>On success these calls return 0 or a positive + call after use.</p><p><code class="function">sd_pid_get_slice()</code> may be + used to determine the slice unit the process is a + member of. See + <a href="systemd.slice.html"><span class="citerefentry"><span class="refentrytitle">systemd.slice</span>(5)</span></a> + for details about slices. The returned string needs to + be freed with the libc + <a href="free.html"><span class="citerefentry"><span class="refentrytitle">free</span>(3)</span></a> + call after use.</p><p>If the <code class="varname">pid</code> parameter of any + of these functions is passed as 0, the operation is + executed for the calling process.</p></div><div class="refsect1"><a name="idm274676555824"></a><h2 id="Return Value">Return Value<a class="headerlink" title="Permalink to this headline" href="#Return%20Value">¶</a></h2><p>On success, these calls return 0 or a positive integer. On failure, these calls return a negative - errno-style error code.</p></div><div class="refsect1"><a name="idm259785103472"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p>The <code class="function">sd_pid_get_session()</code>, + errno-style error code.</p></div><div class="refsect1"><a name="idm274676666736"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p>The <code class="function">sd_pid_get_session()</code>, <code class="function">sd_pid_get_unit()</code>, <code class="function">sd_pid_get_user_unit()</code>, - <code class="function">sd_pid_get_owner_uid()</code> and - <code class="function">sd_pid_get_machine_name()</code> - interfaces are available as shared library, which can - be compiled and linked to with the - <code class="literal">libsystemd-login</code> - <a href="pkg-config.html"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a> + <code class="function">sd_pid_get_owner_uid()</code>, + <code class="function">sd_pid_get_machine_name()</code> and + <code class="function">sd_pid_get_slice()</code> interfaces are + available as shared library, which can be compiled and + linked to with the + <code class="constant">libsystemd-login</code> <a href="pkg-config.html"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a> file.</p><p>Note that the login session identifier as returned by <code class="function">sd_pid_get_session()</code> is completely unrelated to the process session identifier as returned by - <a href="getsid.html"><span class="citerefentry"><span class="refentrytitle">getsid</span>(2)</span></a>.</p></div><div class="refsect1"><a name="idm259785087648"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p> + <a href="getsid.html"><span class="citerefentry"><span class="refentrytitle">getsid</span>(2)</span></a>.</p></div><div class="refsect1"><a name="idm274671644288"></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-login.html"><span class="citerefentry"><span class="refentrytitle">sd-login</span>(3)</span></a>, <a href="sd_session_is_active.html"><span class="citerefentry"><span class="refentrytitle">sd_session_is_active</span>(3)</span></a>, - <a href="getsid.html"><span class="citerefentry"><span class="refentrytitle">getsid</span>(2)</span></a> + <a href="getsid.html"><span class="citerefentry"><span class="refentrytitle">getsid</span>(2)</span></a>, + <a href="systemd.slice.html"><span class="citerefentry"><span class="refentrytitle">systemd.slice</span>(5)</span></a> </p></div></div></body></html> |