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<title>Xenomai API: ksrc/nucleus/synch.c File Reference</title>
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<h1>ksrc/nucleus/synch.c File Reference</h1><hr><a name="_details"></a><h2>Detailed Description</h2>
Thread synchronization services.
<p>
<dl class="author" compact><dt><b>Author:</b></dt><dd>Philippe Gerum</dd></dl>
Copyright (C) 2001,2002,2003 Philippe Gerum <<a href="mailto:rpm@xenomai.org">rpm@xenomai.org</a>>.<p>
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Include dependency graph for synch.c:</div>
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<p><center><img src="synch_8c__incl.png" border="0" usemap="#ksrc/nucleus/synch.c_map" alt=""></center>
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<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g9ba3d7a44aca6f7246ba1a5fa3f3251a">xnsynch_init</a> (xnsynch_t *synch, xnflags_t flags)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize a synchronization object. <a href="group__synch.html#g9ba3d7a44aca6f7246ba1a5fa3f3251a"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g6a230ca2035ff7494b517f52cd4fd800">xnsynch_sleep_on</a> (xnsynch_t *synch, xnticks_t timeout, xntmode_t timeout_mode)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sleep on a synchronization object. <a href="group__synch.html#g6a230ca2035ff7494b517f52cd4fd800"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g6651c0538a5984ee20547e159ad1bd30">xnsynch_clear_boost</a> (xnsynch_t *synch, xnthread_t *lastowner)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Clear the priority boost. <a href="group__synch.html#g6651c0538a5984ee20547e159ad1bd30"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g800c68e26b7fc0eca599e18785137b5c">xnsynch_renice_sleeper</a> (xnthread_t *thread)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Change a sleeper's priority. <a href="group__synch.html#g800c68e26b7fc0eca599e18785137b5c"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">xnthread_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#gc9926fd6af7a7fe01b9f8d02c1a62957">xnsynch_wakeup_one_sleeper</a> (xnsynch_t *synch)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Give the resource ownership to the next waiting thread. <a href="group__synch.html#gc9926fd6af7a7fe01b9f8d02c1a62957"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">xnthread_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g80c718b07372cfc4b1c18b4d5ac1c7ce">xnsynch_peek_pendq</a> (xnsynch_t *synch)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Access the thread leading a synch object wait queue. <a href="group__synch.html#g80c718b07372cfc4b1c18b4d5ac1c7ce"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">xnpholder_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g15b56df22d23acd5de3d1d622b2caa6a">xnsynch_wakeup_this_sleeper</a> (xnsynch_t *synch, xnpholder_t *holder)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Give the resource ownership to a given waiting thread. <a href="group__synch.html#g15b56df22d23acd5de3d1d622b2caa6a"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#g0a340f5c1541bc6f431c105928ec8489">xnsynch_flush</a> (xnsynch_t *synch, xnflags_t reason)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Unblock all waiters pending on a resource. <a href="group__synch.html#g0a340f5c1541bc6f431c105928ec8489"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#gcf7a1aacc7be8816ea644474e75434f9">xnsynch_forget_sleeper</a> (xnthread_t *thread)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Abort a wait for a resource. <a href="group__synch.html#gcf7a1aacc7be8816ea644474e75434f9"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__synch.html#gc9da9b803c6e27b32ebd2651dcd23922">xnsynch_release_all_ownerships</a> (xnthread_t *thread)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Release all ownerships. <a href="group__synch.html#gc9da9b803c6e27b32ebd2651dcd23922"></a><br></td></tr>
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