man: document new sd_session_get_state() call
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@ -44,6 +44,7 @@
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<refnamediv>
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<refname>sd_session_is_active</refname>
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<refname>sd_session_get_state</refname>
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<refname>sd_session_get_uid</refname>
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<refname>sd_session_get_seat</refname>
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<refname>sd_session_get_service</refname>
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@ -62,6 +63,12 @@
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<paramdef>const char* <parameter>session</parameter></paramdef>
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</funcprototype>
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<funcprototype>
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<funcdef>int <function>sd_session_get_state</function></funcdef>
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<paramdef>const char* <parameter>session</parameter></paramdef>
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<paramdef>char** <parameter>state</parameter></paramdef>
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</funcprototype>
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<funcprototype>
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<funcdef>int <function>sd_session_get_uid</function></funcdef>
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<paramdef>const char* <parameter>session</parameter></paramdef>
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@ -109,6 +116,25 @@
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(i.e. currently in the foreground and available for
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user input) or not.</para>
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<para><function>sd_session_get_state()</function> may
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be used to determine the state of the session
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identified by the specified session identifier. The
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following states are currently known:
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<literal>online</literal> (session logged in, but
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session not active, i.e. not in the foreground),
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<literal>active</literal> (session logged in and
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active, i.e. in the foreground),
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<literal>closing</literal> (session nominally logged
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out, but some processes belonging to it are still
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around). In the future additional states might be
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defined, client code should be written to be robust in
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regards to additional state strings being
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returned. This function is a more generic version of
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<function>sd_session_is_active()</function>. The returned
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string needs to be freed with the libc
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<citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
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call after use.</para>
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<para><function>sd_session_get_uid()</function> may be
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used to determine the user identifier of the Unix user the session
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identified by the specified session identifier belongs
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@ -93,8 +93,12 @@
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at all), <literal>lingering</literal> (user not logged
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in, but some user services running),
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<literal>online</literal> (user logged in, but not
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active), <literal>active</literal> (user logged in on
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an active seat). In the future additional states might
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active, i.e. has no session in the foreground),
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<literal>active</literal> (user logged in, and has at
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least one active session, i.e. one session in the
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foreground), <literal>closing</literal> (user not
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logged in, and not lingering, but some processes are
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still around). In the future additional states might
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be defined, client code should be written to be robust
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in regards to additional state strings being
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returned. The returned string needs to be freed with
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