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From git-site-r...@apache.org
Subject [41/51] [partial] mesos-site git commit: Updated the website built from mesos SHA: 9147283.
Date Fri, 20 Jul 2018 02:23:26 GMT
http://git-wip-us.apache.org/repos/asf/mesos-site/blob/7fd1c58b/content/api/latest/c++/async_8hpp_source.html
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diff --git a/content/api/latest/c++/async_8hpp_source.html b/content/api/latest/c++/async_8hpp_source.html
index 66dba2b..d7a5ed2 100644
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+++ b/content/api/latest/c++/async_8hpp_source.html
@@ -52,7 +52,7 @@
 <div class="title">async.hpp</div>  </div>
 </div><!--header-->
 <div class="contents">
-<a href="async_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">//     http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">//</spa
 n></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// limitations under the License</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;</div><div class="lin
 e"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#ifndef __ASYNC_HPP__</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#define __ASYNC_HPP__</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;type_traits&gt;</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="dispatch_8hpp.html">process/dispatch.hpp</a>&gt;</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="future_8hpp.html">process/future.hpp</a>&gt;</span></div><div class="line"><a n
 ame="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="id_8hpp.html">process/id.hpp</a>&gt;</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="3rdparty_2libprocess_2include_2process_2pid_8hpp.html">process/pid.hpp</a>&gt;</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="libprocess_2include_2process_2process_8hpp.html">process/process.hpp</a>&gt;</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="lambda_8hpp.html">stout/lambda.hpp</a>&gt;</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="
 preprocessor">#include &lt;<a class="code" href="nothing_8hpp.html">stout/nothing.hpp</a>&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="preprocessor_8hpp.html">stout/preprocessor.hpp</a>&gt;</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="result__of_8hpp.html">stout/result_of.hpp</a>&gt;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceprocess.html">process</a> {</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">// Provides an abstraction for as
 ynchronously executing a function</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">// (note the declarations are here and definitions below since</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">// defining and declaring below will require defining the default</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">// argument when declaring these as friends in AsyncExecutor which is</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment">// brittle).</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00038"></a
 ><span class="lineno">   38</span>&#160;<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    <span class="keyword">const</span> F&amp; <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>,</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>); <span class="comm
 ent">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;Future&lt;Nothing&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e26
 42db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>); <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">  Future&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt; a
 sync( \</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;!std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type* = nullptr); </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00056"></a><span
  class="lineno">   56</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">  Future&lt;Nothing&gt; async(                                                \</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</spa
 n>&#160;<span class="preprocessor">      typename std::enable_if&lt;std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type* = nullptr); // NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">   63</a></span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno">   66
 </span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment">// TODO(vinod): Merge this into ExecutorProcess.</span></div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="keyword">class </span>AsyncExecutorProcess : <span class="keyword">public</span> <a class="code" href="classprocess_1_1Process.html">Process</a>&lt;AsyncExecutorProcess&gt;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;{</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div><div class="line"><a name
 ="l00073"></a><span class="lineno">   73</span>&#160;  AsyncExecutorProcess() : <a class="code" href="classprocess_1_1ProcessBase.html">ProcessBase</a>(<a class="code" href="namespaceprocess_1_1ID.html#aeb11a48c9def1da169d8455a30d0ee39">ID::generate</a>(<span class="stringliteral">&quot;__async_executor__&quot;</span>)) {}</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  <span class="keyword">virtual</span> ~AsyncExecutorProcess() {}</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;  <span class="comment">// Not copyable, not assignable.</span></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  AsyncExecutorProcess(<span class="keyword">const</span> AsyncExecutorProcess&amp;);</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  AsyncExecutorProcess&amp; operator=(<s
 pan class="keyword">const</span> AsyncExecutorProcess&amp;);</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;  <span class="keyword">template</span> &lt;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;      <span class="keyword">typename</span> F,</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;          !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_void&lt;typename result_of&lt;F()&gt;::type</a>&gt;::value, <span class="keywordtype">int</span>&gt;<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a> = 0&gt;</div><div class="line"><a name="l0008
 4"></a><span class="lineno">   84</span>&#160;  <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">result_of&lt;F()&gt;::type</a> <a class="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(<span class="keyword">const</span> F&amp; f)</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;  {</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <a class="code" href="namespaceprocess.html#a20443908afa3212215166e26065349e5">terminate</a>(<span class="keyword">self</span>()); <span class="comment">// Terminate process after function returns.</span></div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div><div class="line"><a name="l000
 88"></a><span class="lineno">   88</span>&#160;  }</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;  <span class="keyword">template</span> &lt;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;      <span class="keyword">typename</span> F,</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;          <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_void&lt;typename result_of&lt;F()&gt;::type</a>&gt;::value, <span class="keywordtype">int</span>&gt;::type = 0&gt;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;  <a class="code" href="structNothing.html">Nothing</a> <a class
 ="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(<span class="keyword">const</span> F&amp; f)</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  {</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    <a class="code" href="namespaceprocess.html#a20443908afa3212215166e26065349e5">terminate</a>(<span class="keyword">self</span>()); <span class="comment">// Terminate process after function returns.</span></div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  }</div><div class="line"><a
  name="l00100"></a><span class="lineno">  100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="preprocessor">  template &lt;                                                            \</span></div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="preprocessor">      typename F,                                                       \</span></div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="preprocessor">      ENUM_PARAMS(N, typename A),                                       \</span></div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;                            
               \</span></div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="preprocessor">          !std::is_void&lt;                                                \</span></div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="preprocessor">              typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value,   \</span></div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">          int&gt;::type = 0&gt;                                               \</span></div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="preprocessor">  typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type execute(       \</span></div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">      const F&amp; f, ENUM_BINARY_PARAMS(N, A, a))                          \</span>
 </div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="preprocessor">    terminate(self()); </span><span class="comment">/* Terminate process after function returns. */</span><span class="preprocessor">  \</span></div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="preprocessor">    return f(ENUM_PARAMS(N, a));                                        \</span></div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">  }                                                                     \</span></div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="preprocessor">                                                           
              \</span></div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="preprocessor">  template &lt;                                                            \</span></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">      typename F,                                                       \</span></div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="preprocessor">      ENUM_PARAMS(N, typename A),                                       \</span></div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;                                          \</span></div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="preprocessor">          std::is_void&lt;                                                 \</span></div><div c
 lass="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">              typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value,   \</span></div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="preprocessor">          int&gt;::type = 0&gt;                                               \</span></div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="preprocessor">  Nothing execute(                                                      \</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="preprocessor">      const F&amp; f, ENUM_BINARY_PARAMS(N, A, a))                          \</span></div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l0
 0126"></a><span class="lineno">  126</span>&#160;<span class="preprocessor">    terminate(self()); </span><span class="comment">/* Terminate process after function returns. */</span><span class="preprocessor">  \</span></div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;<span class="preprocessor">    f(ENUM_PARAMS(N, a));                                               \</span></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="preprocessor">    return Nothing();                                                   \</span></div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="preprocessor">  }</span></div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, 
 <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;};</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="comment">// This is a wrapper around AsyncExecutorProcess.</span></div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classprocess_1_1AsyncExecutor.html">  137</a></span>&#160;<span class="keyword">class </span><a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a></div><div class="line"><a name="l00138"></a><span c
 lass="lineno">  138</span>&#160;{</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  <span class="comment">// Declare async functions as friends.</span></div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="keyword">friend</span> <a class="code" href="classprocess_1_1Future.html">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00144"></a><span class="lineno">  1
 44</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>*); <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="keyword">friend</span> <a class="code" href="classprocess_1_1Future.html">Future&lt;Nothing&gt;</a> <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div 
 class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>*); <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<spa
 n class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="preprocessor">  friend Future&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt; async( \</span></div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;!std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type*); </span><span class="comment">/* NOLINT(whitespace/line_length)
  */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;<span class="preprocessor">  friend Future&lt;Nothing&gt; async(                                         \</span></div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                          
             \</span></div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type*); // NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div><div class="line"><a name="l00167"></a><span class="lineno">  
 167</span>&#160;  <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>()</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;  {</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    <a class="code" href="namespaceprocess.html">process</a> = <a class="code" href="namespaceprocess.html#aff22904a83567125d3b4d0d88e5a2270">spawn</a>(<span class="keyword">new</span> AsyncExecutorProcess(), <span class="keyword">true</span>); <span class="comment">// Automatically GC.</span></div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;  }</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;  <span class="keyword">virtual</span> ~<a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>() {}</div><div class="line"><a name="l00173"></a><span class="line
 no">  173</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;  <span class="comment">// Not copyable, not assignable.</span></div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;  <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>&amp;);</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;  <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>&amp;);</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;
 </div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;  <a class="code" href="classprocess_1_1Future.html">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>) <span class="comment">// NOLINT(whitespace/line_length)</span></div><div c
 lass="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;  {</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="comment">// Need to disambiguate overloaded method.</span></div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">result_of&lt;F()&gt;::type</a>(AsyncExecutorProcess::*method)(<span class="keyword">const</span> F&amp;) =</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;      &amp;AsyncExecutorProcess::execute&lt;F&gt;;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#acfbc29404bc653268289691b0dd59e22">dispatch</a
 >(<a class="code" href="namespaceprocess.html">process</a>, method, f);</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  }</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;  <a class="code" href="classprocess_1_1Future.html">Future&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="ke
 yword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>) <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;  {</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    <span class="comment">// Need to disambiguate overloaded method.</span></div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    <a class="code" href="structNothing.html">Nothing</a>(AsyncExecutorProcess::*method)(<span class="keyword">const</span> F&amp;) =</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;      &amp;AsyncExecutorProcess::execute&lt;F&gt;;</div><div class="line"><a n
 ame="l00198"></a><span class="lineno">  198</span>&#160;</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#acfbc29404bc653268289691b0dd59e22">dispatch</a>(<a class="code" href="namespaceprocess.html">process</a>, method, f);</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;  }</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span cla
 ss="preprocessor">  Future&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt; execute( \</span></div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;!std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type* = nullptr) </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;<span class="preprocessor">  {                                      
                                \</span></div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="preprocessor">    </span><span class="comment">/* Need to disambiguate overloaded method. */</span><span class="preprocessor">                       \</span></div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;<span class="preprocessor">    typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type(AsyncExecutorProcess::*method)(const F&amp;, ENUM_PARAMS(N, A)) = </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="preprocessor">      &amp;AsyncExecutorProcess::execute&lt;F, ENUM_PARAMS(N, A)&gt;;             \</span></div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;<span class="preprocessor">                                                  
                       \</span></div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;<span class="preprocessor">    return dispatch(process, method, f, ENUM_PARAMS(N, a));             \</span></div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="preprocessor">  }                                                                     \</span></div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;<span class="preprocessor">  Future&lt;Nothing&gt; execute(                                              \</span>
 </div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type* = nullptr) </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l00222"></a><span class="lineno">
   222</span>&#160;<span class="preprocessor">    </span><span class="comment">/* Need to disambiguate overloaded method. */</span><span class="preprocessor">                       \</span></div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;<span class="preprocessor">    Nothing(AsyncExecutorProcess::*method)(const F&amp;, ENUM_PARAMS(N, A)) = \</span></div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="preprocessor">      &amp;AsyncExecutorProcess::execute&lt;F, ENUM_PARAMS(N, A)&gt;;             \</span></div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;<span class="preprocessor">    return dispatch(process, method, f, ENUM_PARAMS(N, a));             \</span></div><div class="line"><a na
 me="l00227"></a><span class="lineno">  227</span>&#160;<span class="preprocessor">  }</span></div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;  <a class="code" href="structprocess_1_1PID.html">PID&lt;AsyncExecutorProcess&gt;</a> <a class="code" href="namespaceos.html#ae19e4161a51b86a1f330f3bf1dc75389">process</a>;</div><div class
 ="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;};</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="comment">// Provides an abstraction for asynchronously executing a function.</span></div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00238"></a><span class="lineno"><a class="line" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">  238</a></span>&#160;<a class="code" href="classprocess_1_1Future.html">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00239"></a><spa
 n class="lineno">  239</span>&#160;    <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;    <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>*) <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;{</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>().execute(f);</div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;}</div><div class="li
 ne"><a name="l00244"></a><span class="lineno">  244</span>&#160;</div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00247"></a><span class="lineno"><a class="line" href="namespaceprocess.html#a9a7ae46e9f2d15e3fcd2bff8c87204c9">  247</a></span>&#160;<a class="code" href="classprocess_1_1Future.html">Future&lt;Nothing&gt;</a> <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;    <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&
 gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>*) <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;{</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>().execute(f);</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;}</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;</div><div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">  255</a></s
 pan>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;<span class="preprocessor">  Future&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt; async( \</span></div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;<span class="prepr
 ocessor">      typename std::enable_if&lt;!std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type*) </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;<span class="preprocessor">    return AsyncExecutor().execute(f, ENUM_PARAMS(N, a));               \</span></div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;<span class="preprocessor">  }                                                                     \</span></div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;<span class="preprocessor">                                                                      
   \</span></div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="preprocessor">  Future&lt;Nothing&gt; async(                                                \</span></div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;:
 :type&gt;::value&gt;::type*) </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;<span class="preprocessor">    return AsyncExecutor().execute(f, ENUM_PARAMS(N, a));               \</span></div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="preprocessor">  }</span></div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE<
 /a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;} <span class="comment">// namespace process {</span></div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;<span class="preprocessor">#endif // __ASYNC_HPP__</span></div><div class="ttc" id="namespaceprocess_1_1ID_html_aeb11a48c9def1da169d8455a30d0ee39"><div class="ttname"><a href="namespaceprocess_1_1ID.html#aeb11a48c9def1da169d8455a30d0ee39">process::ID::generate</a></div><div class="ttdeci">std::string generate(const std::string &amp;prefix=&quot;&quot;)</div><div class="ttdoc">Returns &amp;#39;prefix(N)&amp;#39; wh
 ere N represents the number of instances where the same prefix (wrt...</div></div>
+<a href="async_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">//     http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">//</spa
 n></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// limitations under the License</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;</div><div class="lin
 e"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#ifndef __ASYNC_HPP__</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#define __ASYNC_HPP__</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;type_traits&gt;</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="dispatch_8hpp.html">process/dispatch.hpp</a>&gt;</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="future_8hpp.html">process/future.hpp</a>&gt;</span></div><div class="line"><a n
 ame="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="id_8hpp.html">process/id.hpp</a>&gt;</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="3rdparty_2libprocess_2include_2process_2pid_8hpp.html">process/pid.hpp</a>&gt;</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="libprocess_2include_2process_2process_8hpp.html">process/process.hpp</a>&gt;</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="lambda_8hpp.html">stout/lambda.hpp</a>&gt;</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="
 preprocessor">#include &lt;<a class="code" href="nothing_8hpp.html">stout/nothing.hpp</a>&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="preprocessor_8hpp.html">stout/preprocessor.hpp</a>&gt;</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="result__of_8hpp.html">stout/result_of.hpp</a>&gt;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceprocess.html">process</a> {</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">// Provides an abstraction for as
 ynchronously executing a function</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">// (note the declarations are here and definitions below since</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">// defining and declaring below will require defining the default</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">// argument when declaring these as friends in AsyncExecutor which is</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment">// brittle).</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00038"></a
 ><span class="lineno">   38</span>&#160;<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    <span class="keyword">const</span> F&amp; <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>,</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>); <span class="comm
 ent">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;Future&lt;Nothing&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e26
 42db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>); <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">  Future&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt; a
 sync( \</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;!std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type* = nullptr); </span><span class="comment">/* NOLINT(whitespace/line_length) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00056"></a><span
  class="lineno">   56</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">  Future&lt;Nothing&gt; async(                                                \</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</spa
 n>&#160;<span class="preprocessor">      typename std::enable_if&lt;std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type* = nullptr); // NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">   63</a></span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno">   66
 </span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment">// TODO(vinod): Merge this into ExecutorProcess.</span></div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="keyword">class </span>AsyncExecutorProcess : <span class="keyword">public</span> <a class="code" href="classprocess_1_1Process.html">Process</a>&lt;AsyncExecutorProcess&gt;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;{</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div><div class="line"><a name
 ="l00073"></a><span class="lineno">   73</span>&#160;  AsyncExecutorProcess() : <a class="code" href="classprocess_1_1ProcessBase.html">ProcessBase</a>(<a class="code" href="namespaceprocess_1_1ID.html#aeb11a48c9def1da169d8455a30d0ee39">ID::generate</a>(<span class="stringliteral">&quot;__async_executor__&quot;</span>)) {}</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  ~AsyncExecutorProcess()<span class="keyword"> override </span>{}</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;  <span class="comment">// Not copyable, not assignable.</span></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  AsyncExecutorProcess(<span class="keyword">const</span> AsyncExecutorProcess&amp;);</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  AsyncExecutorProcess&amp; operator=(<
 span class="keyword">const</span> AsyncExecutorProcess&amp;);</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;  <span class="keyword">template</span> &lt;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;      <span class="keyword">typename</span> F,</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;          !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_void&lt;typename result_of&lt;F()&gt;::type</a>&gt;::value, <span class="keywordtype">int</span>&gt;<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a> = 0&gt;</div><div class="line"><a name="l000
 84"></a><span class="lineno">   84</span>&#160;  <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">result_of&lt;F()&gt;::type</a> <a class="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(<span class="keyword">const</span> F&amp; f)</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;  {</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <a class="code" href="namespaceprocess.html#a20443908afa3212215166e26065349e5">terminate</a>(<span class="keyword">self</span>()); <span class="comment">// Terminate process after function returns.</span></div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div><div class="line"><a name="l00
 088"></a><span class="lineno">   88</span>&#160;  }</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;  <span class="keyword">template</span> &lt;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;      <span class="keyword">typename</span> F,</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;          <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_void&lt;typename result_of&lt;F()&gt;::type</a>&gt;::value, <span class="keywordtype">int</span>&gt;::type = 0&gt;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;  <a class="code" href="structNothing.html">Nothing</a> <a clas
 s="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(<span class="keyword">const</span> F&amp; f)</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  {</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    <a class="code" href="namespaceprocess.html#a20443908afa3212215166e26065349e5">terminate</a>(<span class="keyword">self</span>()); <span class="comment">// Terminate process after function returns.</span></div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  }</div><div class="line"><
 a name="l00100"></a><span class="lineno">  100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="preprocessor">  template &lt;                                                            \</span></div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="preprocessor">      typename F,                                                       \</span></div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="preprocessor">      ENUM_PARAMS(N, typename A),                                       \</span></div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;                           
                \</span></div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="preprocessor">          !std::is_void&lt;                                                \</span></div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="preprocessor">              typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value,   \</span></div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">          int&gt;::type = 0&gt;                                               \</span></div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="preprocessor">  typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type execute(       \</span></div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">      const F&amp; f, ENUM_BINARY_PARAMS(N, A, a))                          \</span
 ></div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="preprocessor">    terminate(self()); </span><span class="comment">/* Terminate process after function returns. */</span><span class="preprocessor">  \</span></div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="preprocessor">    return f(ENUM_PARAMS(N, a));                                        \</span></div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">  }                                                                     \</span></div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="preprocessor">                                                          
               \</span></div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="preprocessor">  template &lt;                                                            \</span></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">      typename F,                                                       \</span></div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="preprocessor">      ENUM_PARAMS(N, typename A),                                       \</span></div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;                                          \</span></div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="preprocessor">          std::is_void&lt;                                                 \</span></div><div 
 class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">              typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value,   \</span></div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="preprocessor">          int&gt;::type = 0&gt;                                               \</span></div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="preprocessor">  Nothing execute(                                                      \</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="preprocessor">      const F&amp; f, ENUM_BINARY_PARAMS(N, A, a))                          \</span></div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="preprocessor">  {                                                                     \</span></div><div class="line"><a name="l
 00126"></a><span class="lineno">  126</span>&#160;<span class="preprocessor">    terminate(self()); </span><span class="comment">/* Terminate process after function returns. */</span><span class="preprocessor">  \</span></div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;<span class="preprocessor">    f(ENUM_PARAMS(N, a));                                               \</span></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="preprocessor">    return Nothing();                                                   \</span></div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="preprocessor">  }</span></div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13,
  <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;};</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="comment">// This is a wrapper around AsyncExecutorProcess.</span></div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classprocess_1_1AsyncExecutor.html">  137</a></span>&#160;<span class="keyword">class </span><a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a></div><div class="line"><a name="l00138"></a><span 
 class="lineno">  138</span>&#160;{</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  <span class="comment">// Declare async functions as friends.</span></div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="keyword">friend</span> <a class="code" href="classprocess_1_1Future.html">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00144"></a><span class="lineno">  
 144</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>*); <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="keyword">friend</span> <a class="code" href="classprocess_1_1Future.html">Future&lt;Nothing&gt;</a> <a class="code" href="namespaceprocess.html#a92b69ab22f734498cfe8cf6edd92fd2a">async</a>(</div><div
  class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>*); <span class="comment">// NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="preprocessor">#define TEMPLATE(Z, N, DATA)                                            \</span></div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<sp
 an class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="preprocessor">  friend Future&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt; async( \</span></div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                                      \</span></div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;!std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type*); </span><span class="comment">/* NOLINT(whitespace/line_length
 ) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;<span class="preprocessor">                                                                        \</span></div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;<span class="preprocessor">  template &lt;typename F, ENUM_PARAMS(N, typename A)&gt;                     \</span></div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;<span class="preprocessor">  friend Future&lt;Nothing&gt; async(                                         \</span></div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;<span class="preprocessor">      const F&amp; f,                                                       \</span></div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;<span class="preprocessor">      ENUM_BINARY_PARAMS(N, A, a),                         
              \</span></div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;<span class="preprocessor">      typename std::enable_if&lt;std::is_void&lt;typename result_of&lt;F(ENUM_PARAMS(N, A))&gt;::type&gt;::value&gt;::type*); // NOLINT(whitespace/line_length)</span></div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  <a class="code" href="namespaceprocess.html#a4093b842d501fdddd4b2586e66c3db63">REPEAT_FROM_TO</a>(1, 13, <a class="code" href="async_8hpp.html#a659a0f3373b1b8ed3e348bc4332657e2">TEMPLATE</a>, _) <span class="comment">// Args A0 -&gt; A11.</span></div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="preprocessor">#undef TEMPLATE</span></div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div><div class="line"><a name="l00167"></a><span class="lineno"> 
  167</span>&#160;  <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>()</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;  {</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    <a class="code" href="namespaceprocess.html">process</a> = <a class="code" href="namespaceprocess.html#aff22904a83567125d3b4d0d88e5a2270">spawn</a>(<span class="keyword">new</span> AsyncExecutorProcess(), <span class="keyword">true</span>); <span class="comment">// Automatically GC.</span></div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;  }</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;  <span class="keyword">virtual</span> ~<a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>() {}</div><div class="line"><a name="l00173"></a><span class="lin
 eno">  173</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;  <span class="comment">// Not copyable, not assignable.</span></div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;  <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>&amp;);</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;  <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="classprocess_1_1AsyncExecutor.html">AsyncExecutor</a>&amp;);</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt
 ;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;  <a class="code" href="classprocess_1_1Future.html">Future&lt;typename result_of&lt;F()&gt;::type</a>&gt; <a class="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;!std::is_void&lt;<span class="keyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>&gt;::value&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>* = <span class="keyword">nullptr</span>) <span class="comment">// NOLINT(whitespace/line_length)</span></div><div 
 class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;  {</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="comment">// Need to disambiguate overloaded method.</span></div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">result_of&lt;F()&gt;::type</a>(AsyncExecutorProcess::*method)(<span class="keyword">const</span> F&amp;) =</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;      &amp;AsyncExecutorProcess::execute&lt;F&gt;;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#acfbc29404bc653268289691b0dd59e22">dispatch</
 a>(<a class="code" href="namespaceprocess.html">process</a>, method, f);</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  }</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;  <a class="code" href="classprocess_1_1Future.html">Future&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1tests.html#a1526213546914662d7a58263f68d11bc">execute</a>(</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;      <span class="keyword">const</span> F&amp; f,</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;      <span class="keyword">typename</span> std::enable_if&lt;std::is_void&lt;<span class="k
 eyword">typename</span> result_of&lt;F()&gt;::<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">

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