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diff --git a/doc/html/boost/container/pmr/memory_resource.html b/doc/html/boost/container/pmr/memory_resource.html new file mode 100644 index 0000000000..d3ff08cb7c --- /dev/null +++ b/doc/html/boost/container/pmr/memory_resource.html @@ -0,0 +1,142 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> +<title>Class memory_resource</title> +<link rel="stylesheet" href="../../../../../doc/src/boostbook.css" type="text/css"> +<meta name="generator" content="DocBook XSL Stylesheets V1.78.1"> +<link rel="home" href="../../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> +<link rel="up" href="../../../boost_container_header_reference.html#header.boost.container.pmr.memory_resource_hpp" title="Header <boost/container/pmr/memory_resource.hpp>"> +<link rel="prev" href="get_default_resource.html" title="Function get_default_resource"> +<link rel="next" href="monotonic_buffer_resource.html" title="Class monotonic_buffer_resource"> +</head> +<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> +<table cellpadding="2" width="100%"><tr> +<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td> +<td align="center"><a href="../../../../../index.html">Home</a></td> +<td align="center"><a href="../../../../../libs/libraries.htm">Libraries</a></td> +<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> +<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> +<td align="center"><a href="../../../../../more/index.htm">More</a></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="get_default_resource.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../../boost_container_header_reference.html#header.boost.container.pmr.memory_resource_hpp"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="monotonic_buffer_resource.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> +</div> +<div class="refentry"> +<a name="boost.container.pmr.memory_resource"></a><div class="titlepage"></div> +<div class="refnamediv"> +<h2><span class="refentrytitle">Class memory_resource</span></h2> +<p>boost::container::pmr::memory_resource</p> +</div> +<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> +<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../../boost_container_header_reference.html#header.boost.container.pmr.memory_resource_hpp" title="Header <boost/container/pmr/memory_resource.hpp>">boost/container/pmr/memory_resource.hpp</a>> + +</span> +<span class="keyword">class</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">{</span> +<span class="keyword">public</span><span class="special">:</span> + <span class="comment">// <a class="link" href="memory_resource.html#boost.container.pmr.memory_resourceconstruct-copy-destruct">construct/copy/destruct</a></span> + <a class="link" href="memory_resource.html#idm46583871659104-bb"><span class="special">~</span><span class="identifier">memory_resource</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> + + <span class="comment">// <a class="link" href="memory_resource.html#idm46583871672112-bb">public member functions</a></span> + <span class="keyword">void</span> <span class="special">*</span> <a class="link" href="memory_resource.html#idm46583871671552-bb"><span class="identifier">allocate</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="special">=</span> <span class="identifier">max_align</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">void</span> <a class="link" href="memory_resource.html#idm46583871667600-bb"><span class="identifier">deallocate</span></a><span class="special">(</span><span class="keyword">void</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="special">=</span> <span class="identifier">max_align</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">bool</span> <a class="link" href="memory_resource.html#idm46583871662960-bb"><span class="identifier">is_equal</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> + + <span class="comment">// <a class="link" href="memory_resource.html#idm46583871657104-bb">friend functions</a></span> + <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="memory_resource.html#idm46583871656544-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span> + <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="memory_resource.html#idm46583871651712-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span> + + <span class="comment">// <a class="link" href="memory_resource.html#idm46583871647184-bb">protected member functions</a></span> + <span class="keyword">virtual</span> <span class="keyword">void</span> <span class="special">*</span> <a class="link" href="memory_resource.html#idm46583871646608-bb"><span class="identifier">do_allocate</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">)</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span> + <span class="keyword">virtual</span> <span class="keyword">void</span> <a class="link" href="memory_resource.html#idm46583871640784-bb"><span class="identifier">do_deallocate</span></a><span class="special">(</span><span class="keyword">void</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">)</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span> + <span class="keyword">virtual</span> <span class="keyword">bool</span> <a class="link" href="memory_resource.html#idm46583871634016-bb"><span class="identifier">do_is_equal</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span> + + <span class="comment">// public data members</span> + <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">max_align</span><span class="special">;</span> +<span class="special">}</span><span class="special">;</span></pre></div> +<div class="refsect1"> +<a name="idm45555399381328"></a><h2>Description</h2> +<p>The <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> class is an abstract interface to an unbounded set of classes encapsulating memory resources. </p> +<div class="refsect2"> +<a name="idm45555399379680"></a><h3> +<a name="boost.container.pmr.memory_resourceconstruct-copy-destruct"></a><code class="computeroutput">memory_resource</code> + public + construct/copy/destruct</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"> +<pre class="literallayout"><a name="idm46583871659104-bb"></a><span class="special">~</span><span class="identifier">memory_resource</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Effects</strong></span>: Destroys this <code class="computeroutput"><a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a></code>. </p> +</li></ol></div> +</div> +<div class="refsect2"> +<a name="idm45555399371104"></a><h3> +<a name="idm46583871672112-bb"></a><code class="computeroutput">memory_resource</code> public member functions</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">void</span> <span class="special">*</span> <a name="idm46583871671552-bb"></a><span class="identifier">allocate</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> bytes<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> alignment <span class="special">=</span> <span class="identifier">max_align</span><span class="special">)</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Effects</strong></span>: Equivalent to <code class="computeroutput">return do_allocate(bytes, alignment);</code> </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">void</span> <a name="idm46583871667600-bb"></a><span class="identifier">deallocate</span><span class="special">(</span><span class="keyword">void</span> <span class="special">*</span> p<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> bytes<span class="special">,</span> + <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> alignment <span class="special">=</span> <span class="identifier">max_align</span><span class="special">)</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Effects</strong></span>: Equivalent to <code class="computeroutput">return do_deallocate(bytes, alignment);</code> </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">bool</span> <a name="idm46583871662960-bb"></a><span class="identifier">is_equal</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span> other<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Effects</strong></span>: Equivalent to <code class="computeroutput">return return do_is_equal(other);</code> </p> +</li> +</ol></div> +</div> +<div class="refsect2"> +<a name="idm45555399334448"></a><h3> +<a name="idm46583871657104-bb"></a><code class="computeroutput">memory_resource</code> friend functions</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idm46583871656544-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span> a<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span> b<span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Returns</strong></span>: <code class="computeroutput">&a == &b || a.is_equal(b)</code>. </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idm46583871651712-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span> a<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span> b<span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Returns</strong></span>: !(a == b). </p> +</li> +</ol></div> +</div> +<div class="refsect2"> +<a name="idm45555399307328"></a><h3> +<a name="idm46583871647184-bb"></a><code class="computeroutput">memory_resource</code> protected member functions</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">virtual</span> <span class="keyword">void</span> <span class="special">*</span> <a name="idm46583871646608-bb"></a><span class="identifier">do_allocate</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> bytes<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> alignment<span class="special">)</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Requires</strong></span>: Alignment shall be a power of two.</p> +<p><span class="bold"><strong>Returns</strong></span>: A derived class shall implement this function to return a pointer to allocated storage with a size of at least bytes. The returned storage is aligned to the specified alignment, if such alignment is supported; otherwise it is aligned to max_align.</p> +<p><span class="bold"><strong>Throws</strong></span>: A derived class implementation shall throw an appropriate exception if it is unable to allocate memory with the requested size and alignment. </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">virtual</span> <span class="keyword">void</span> +<a name="idm46583871640784-bb"></a><span class="identifier">do_deallocate</span><span class="special">(</span><span class="keyword">void</span> <span class="special">*</span> p<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> bytes<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> alignment<span class="special">)</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Requires</strong></span>: p shall have been returned from a prior call to <code class="computeroutput">allocate(bytes, alignment)</code> on a memory resource equal to *this, and the storage at p shall not yet have been deallocated.</p> +<p><span class="bold"><strong>Effects</strong></span>: A derived class shall implement this function to dispose of allocated storage.</p> +<p><span class="bold"><strong>Throws</strong></span>: Nothing. </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">virtual</span> <span class="keyword">bool</span> <a name="idm46583871634016-bb"></a><span class="identifier">do_is_equal</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">&</span> other<span class="special">)</span> <span class="keyword">const</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span></pre> +<p><span class="bold"><strong>Returns</strong></span>: A derived class shall implement this function to return true if memory allocated from this can be deallocated from other and vice-versa; otherwise it shall return false. <span class="emphasis"><em>[Note: The most-derived type of other might not match the type of this. For a derived class, D, a typical implementation of this function will compute <code class="computeroutput">dynamic_cast<const D*>(&other)</code> and go no further (i.e., return false) if it returns nullptr. - end note]</em></span>. </p> +</li> +</ol></div> +</div> +</div> +</div> +<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> +<td align="left"></td> +<td align="right"><div class="copyright-footer">Copyright © 2009-2015 Ion Gaztanaga<p> + Distributed under the Boost Software License, Version 1.0. (See accompanying + file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) + </p> +</div></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="get_default_resource.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../../boost_container_header_reference.html#header.boost.container.pmr.memory_resource_hpp"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="monotonic_buffer_resource.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> +</div> +</body> +</html> |