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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `ReentrantMutex` struct in crate `lock_api`."><meta name="keywords" content="rust, rustlang, rust-lang, ReentrantMutex"><title>lock_api::ReentrantMutex - Rust</title><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../dark.css"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script src="../storage.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="shortcut icon" href="../favicon.ico"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../lock_api/index.html'><div class='logo-container'><img src='../rust-logo.png' alt='logo'></div></a><p class='location'>Struct ReentrantMutex</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.force_unlock">force_unlock</a><a href="#method.force_unlock_fair">force_unlock_fair</a><a href="#method.get_mut">get_mut</a><a href="#method.into_inner">into_inner</a><a href="#method.lock">lock</a><a href="#method.new">new</a><a href="#method.raw">raw</a><a href="#method.try_lock">try_lock</a><a href="#method.try_lock_for">try_lock_for</a><a href="#method.try_lock_until">try_lock_until</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Debug">Debug</a><a href="#impl-Default">Default</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">!RefUnwindSafe</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-Erased">Erased</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><p class='location'><a href='index.html'>lock_api</a></p><script>window.sidebarCurrent = {name: 'ReentrantMutex', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>&#x2212;</span>]</a></span><a class='srclink' href='../src/lock_api/remutex.rs.html#138-141' title='goto source code'>[src]</a></span><span class='in
<p>This type is identical to <code>Mutex</code> except for the following points:</p>
<ul>
<li>Locking multiple times from the same thread will work correctly instead of
deadlocking.</li>
<li><code>ReentrantMutexGuard</code> does not give mutable references to the locked data.
Use a <code>RefCell</code> if you need this.</li>
</ul>
<p>See <a href="struct.Mutex.html"><code>Mutex</code></a> for more details about the underlying mutex
primitive.</p>
</div><h2 id='methods' class='small-section-header'>Methods<a href='#methods' class='anchor'></a></h2><h3 id='impl' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#150-187' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.new' class="method"><code id='new.v'>pub fn <a href='#method.new' class='fnname'>new</a>(val: T) -&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#169-179' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a new reentrant mutex in an unlocked state ready for use.</p>
</div><h4 id='method.into_inner' class="method"><code id='into_inner.v'>pub fn <a href='#method.into_inner' class='fnname'>into_inner</a>(self) -&gt; T</code><a class='srclink' href='../src/lock_api/remutex.rs.html#184-186' title='goto source code'>[src]</a></h4><div class='docblock'><p>Consumes this mutex, returning the underlying data.</p>
</div></div><h3 id='impl-1' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-1' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#189-268' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.lock' class="method"><code id='lock.v'>pub fn <a href='#method.lock' class='fnname'>lock</a>(&amp;self) -&gt; <a class="struct" href="../lock_api/struct.ReentrantMutexGuard.html" title="struct lock_api::ReentrantMutexGuard">ReentrantMutexGuard</a>&lt;R, G, T&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#209-212' title='goto source code'>[src]</a></h4><div class='docblock'><p>Acquires a reentrant mutex, blocking the current thread until it is able
to do so.</p>
<p>If the mutex is held by another thread then this function will block the
local thread until it is available to acquire the mutex. If the mutex is
already held by the current thread then this function will increment the
lock reference count and return immediately. Upon returning,
the thread is the only thread with the mutex held. An RAII guard is
returned to allow scoped unlock of the lock. When the guard goes out of
scope, the mutex will be unlocked.</p>
</div><h4 id='method.try_lock' class="method"><code id='try_lock.v'>pub fn <a href='#method.try_lock' class='fnname'>try_lock</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../lock_api/struct.ReentrantMutexGuard.html" title="struct lock_api::ReentrantMutexGuard">ReentrantMutexGuard</a>&lt;R, G, T&gt;&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#222-228' title='goto source code'>[src]</a></h4><div class='docblock'><p>Attempts to acquire this lock.</p>
<p>If the lock could not be acquired at this time, then <code>None</code> is returned.
Otherwise, an RAII guard is returned. The lock will be unlocked when the
guard is dropped.</p>
<p>This function does not block.</p>
</div><h4 id='method.get_mut' class="method"><code id='get_mut.v'>pub fn <a href='#method.get_mut' class='fnname'>get_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T</code><a class='srclink' href='../src/lock_api/remutex.rs.html#235-237' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a mutable reference to the underlying data.</p>
<p>Since this call borrows the <code>ReentrantMutex</code> mutably, no actual locking needs to
take place---the mutable borrow statically guarantees no locks exist.</p>
</div><h4 id='method.force_unlock' class="method"><code id='force_unlock.v'>pub unsafe fn <a href='#method.force_unlock' class='fnname'>force_unlock</a>(&amp;self)</code><a class='srclink' href='../src/lock_api/remutex.rs.html#251-253' title='goto source code'>[src]</a></h4><div class='docblock'><p>Forcibly unlocks the mutex.</p>
<p>This is useful when combined with <code>mem::forget</code> to hold a lock without
the need to maintain a <code>ReentrantMutexGuard</code> object alive, for example when
dealing with FFI.</p>
<h1 id="safety" class="section-header"><a href="#safety">Safety</a></h1>
<p>This method must only be called if the current thread logically owns a
<code>ReentrantMutexGuard</code> but that guard has be discarded using <code>mem::forget</code>.
Behavior is undefined if a mutex is unlocked when not locked.</p>
</div><h4 id='method.raw' class="method"><code id='raw.v'>pub unsafe fn <a href='#method.raw' class='fnname'>raw</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>R</code><a class='srclink' href='../src/lock_api/remutex.rs.html#265-267' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the underlying raw mutex object.</p>
<p>Note that you will most likely need to import the <code>RawMutex</code> trait from
<code>lock_api</code> to be able to call functions on the raw mutex.</p>
<h1 id="safety-1" class="section-header"><a href="#safety-1">Safety</a></h1>
<p>This method is unsafe because it allows unlocking a mutex while
still holding a reference to a <code>ReentrantMutexGuard</code>.</p>
</div></div><h3 id='impl-2' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutexFair.html" title="trait lock_api::RawMutexFair">RawMutexFair</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-2' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#270-286' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.force_unlock_fair' class="method"><code id='force_unlock_fair.v'>pub unsafe fn <a href='#method.force_unlock_fair' class='fnname'>force_unlock_fair</a>(&amp;self)</code><a class='srclink' href='../src/lock_api/remutex.rs.html#283-285' title='goto source code'>[src]</a></h4><div class='docblock'><p>Forcibly unlocks the mutex using a fair unlock protocol.</p>
<p>This is useful when combined with <code>mem::forget</code> to hold a lock without
the need to maintain a <code>ReentrantMutexGuard</code> object alive, for example when
dealing with FFI.</p>
<h1 id="safety-2" class="section-header"><a href="#safety-2">Safety</a></h1>
<p>This method must only be called if the current thread logically owns a
<code>ReentrantMutexGuard</code> but that guard has be discarded using <code>mem::forget</code>.
Behavior is undefined if a mutex is unlocked when not locked.</p>
</div></div><h3 id='impl-3' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutexTimed.html" title="trait lock_api::RawMutexTimed">RawMutexTimed</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-3' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#288-316' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.try_lock_for' class="method"><code id='try_lock_for.v'>pub fn <a href='#method.try_lock_for' class='fnname'>try_lock_for</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;self, <br>&nbsp;&nbsp;&nbsp;&nbsp;timeout: R::<a class="type" href="../lock_api/trait.RawMutexTimed.html#associatedtype.Duration" title="type lock_api::RawMutexTimed::Duration">Duration</a><br>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../lock_api/struct.ReentrantMutexGuard.html" title="struct lock_api::ReentrantMutexGuard">ReentrantMutexGuard</a>&lt;R, G, T&gt;&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#295-301' title='goto source code'>[src]</a></h4><div class='docblock'><p>Attempts to acquire this lock until a timeout is reached.</p>
<p>If the lock could not be acquired before the timeout expired, then
<code>None</code> is returned. Otherwise, an RAII guard is returned. The lock will
be unlocked when the guard is dropped.</p>
</div><h4 id='method.try_lock_until' class="method"><code id='try_lock_until.v'>pub fn <a href='#method.try_lock_until' class='fnname'>try_lock_until</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;self, <br>&nbsp;&nbsp;&nbsp;&nbsp;timeout: R::<a class="type" href="../lock_api/trait.RawMutexTimed.html#associatedtype.Instant" title="type lock_api::RawMutexTimed::Instant">Instant</a><br>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../lock_api/struct.ReentrantMutexGuard.html" title="struct lock_api::ReentrantMutexGuard">ReentrantMutexGuard</a>&lt;R, G, T&gt;&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#309-315' title='goto source code'>[src]</a></h4><div class='docblock'><p>Attempts to acquire this lock until a timeout is reached.</p>
<p>If the lock could not be acquired before the timeout expired, then
<code>None</code> is returned. Otherwise, an RAII guard is returned. The lock will
be unlocked when the guard is dropped.</p>
</div></div><h2 id='implementations' class='small-section-header'>Trait Implementations<a href='#implementations' class='anchor'></a></h2><div id='implementations-list'><h3 id='impl-From%3CT%3E' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-From%3CT%3E' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#325-330' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from' class="method hidden"><code id='from.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from' class='fnname'>from</a>(t: T) -&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#327-329' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-Debug' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-Debug' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#332-342' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.fmt' class="method hidden"><code id='fmt.v'>fn <a href='https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code><a class='srclink' href='../src/lock_api/remutex.rs.html#333-341' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div><h3 id='impl-Send' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-Send' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#143-145' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-Sync' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#146-148' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Default' class='impl'><code class='in-band'>impl&lt;R:&nbsp;<a class="trait" href="../lock_api/trait.RawMutex.html" title="trait lock_api::RawMutex">RawMutex</a>, G:&nbsp;<a class="trait" href="../lock_api/trait.GetThreadId.html" title="trait lock_api::GetThreadId">GetThreadId</a>, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-Default' class='anchor'></a><a class='srclink' href='../src/lock_api/remutex.rs.html#318-323' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.default' class="method hidden"><code id='default.v'>fn <a href='https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default' class='fnname'>default</a>() -&gt; <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a class='srclink' href='../src/lock_api/remutex.rs.html#320-322' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Returns
</div></div></div><h2 id='synthetic-implementations' class='small-section-header'>Auto Trait Implementations<a href='#synthetic-implementations' class='anchor'></a></h2><div id='synthetic-implementations-list'><h3 id='impl-Unpin' class='impl'><code class='in-band'>impl&lt;R, G, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;G: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;R: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,&nbsp;</span></code><a href='#impl-Unpin' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-UnwindSafe' class='impl'><code class='in-band'>impl&lt;R, G, T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;G: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;R: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>,&nbsp;</span></code><a href='#impl-UnwindSafe' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-RefUnwindSafe' class='impl'><code class='in-band'>impl&lt;R, G, T&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../lock_api/struct.ReentrantMutex.html" title="struct lock_api::ReentrantMutex">ReentrantMutex</a>&lt;R, G, T&gt;</code><a href='#impl-RefUnwindSafe' class='anchor'></a></h3><div class='impl-items'></div></div><h2 id='blanket-implementations' class='small-section-header'>Blanket Implementations<a href='#blanket-implementations' class='anchor'></a></h2><div id='blanket-implementations-list'><h3 id='impl-From%3CT%3E-1' class='impl'><code class='in-band'>impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</code><a href='#impl-From%3CT%3E-1' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#553-555' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-1' class="method hidden"><code id='from.v-1'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from' class='fnname'>from</a>(t: T) -&gt; T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#554' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-TryFrom%3CU%3E' class='impl'><code class='in-band'>impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></code><a href='#impl-TryFrom%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#572-578' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error' class="type"><code id='Error.t'>type <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error' class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id='method.try_from' class="method hidden"><code id='try_from.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from' class='fnname'>try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#575-577' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-Into%3CU%3E' class='impl'><code class='in-band'>impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></code><a href='#impl-Into%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#544-549' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.into' class="method hidden"><code id='into.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into' class='fnname'>into</a>(self) -&gt; U</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#546-548' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-TryInto%3CU%3E' class='impl'><code class='in-band'>impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></code><a href='#impl-TryInto%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#560-567' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error-1' class="type"><code id='Error.t-1'>type <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error' class="type">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id='method.try_into' class="method hidden"><code id='try_into.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into' class='fnname'>try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#564-566' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-Borrow%3CT%3E' class='impl'><code class='in-band'>impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href='#impl-Borrow%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#213-215' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow' class="method hidden"><code id='borrow.v'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow' class='fnname'>borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3 id='impl-BorrowMut%3CT%3E' class='impl'><code class='in-band'>impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href='#impl-BorrowMut%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-220' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow_mut' class="method hidden"><code id='borrow_mut.v'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut' class='fnname'>borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#219' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3 id='impl-Any' class='impl'><code class='in-band'>impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href='#impl-Any' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#100-102' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.type_id' class="method hidden"><code id='type_id.v'>fn <a href='https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id' class='fnname'>type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#101' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></div><h3 id='impl-Erased' class='impl'><code class='in-band'>impl&lt;T&gt; <a class="trait" href="../owning_ref/trait.Erased.html" title="trait owning_ref::Erased">Erased</a> for T</code><a href='#impl-Erased' class='anchor'></a><a class='srclink' href='../src/owning_ref/lib.rs.html#281' title='goto source code'>[src]</a></h3><div class='impl-items'></div></div></section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd></kbd></dt><dd>Move up in search results</dd><dt><kbd></kbd></dt><dd>Move down in search results</dd><dt><kbd></kbd></dt><dd>Switch tab</dd><dt><kbd>&#9166;</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g., <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g., <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g., <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../";window.currentCrate = "lock_api";</script><script src="../aliases.js"></script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html>