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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 
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http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a 
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class="lineno">   12</span>&#160;</div><div class
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class="preprocessor">#ifndef __PROCESS_SUBPROCESS_HPP__</span></div><div 
class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span 
class="preprocessor">#define __PROCESS_SUBPROCESS_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;map&gt;</span></div><div class="line"><a name="l00017"></a><span 
class="lineno">   17</span>&#160;<span class="preprocessor">#include 
&lt;memory&gt;</span></div><div class="line"><a name="l00018"></a><span 
class="lineno">   18</span>&#160;<span class="preprocessor">#include 
&lt;string&gt;</span></div><div class="line"><a name="l00019"></a><span 
class="lineno">   19</span>&#160;<span class="preprocessor">#include 
&lt;vector&gt;</span></div><div class="line"><a name="l00020"></a><span 
class="lineno
 ">   20</span>&#160;</div><div class="line"><a name="l00021"></a><span 
class="lineno">   21</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 name="l00022"></a><span class="lineno">   
22</span>&#160;</div><div class="line"><a name="l00023"></a><span 
class="lineno">   23</span>&#160;<span class="preprocessor">#include &lt;<a 
class="code" 
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 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="none_8hpp.html">stout/none.hpp</a>&gt;</span></div><div class="line"><a 
name="l00026"></a><span class="lineno">   26</span>&#160;
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href="option_8hpp.html">stout/option.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="try_8hpp.html">stout/try.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="preprocessor">#include &lt;<a class="code" 
href="shell_8hpp.html">stout/os/shell.hpp</a>&gt;</span></div><div 
class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span 
class="preprocessor">#include &lt;<a class="code" 
href="int__fd_8hpp.html">stout/os/int_fd.hpp</a>&gt;</span></div><div 
class="line"><a name="l00031"></a><span class="lineno">   
31</span>&#160;</div><div class="line"><a name="l00032"></a><span 
class="lineno">   32</span>&#160;</div><div class="line"><a 
name="l00033"></a><span
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class="code" href="namespaceprocess.html">process</a> {</div><div 
class="line"><a name="l00034"></a><span class="lineno">   
34</span>&#160;</div><div class="line"><a name="l00043"></a><span 
class="lineno"><a class="line" href="classprocess_1_1Subprocess.html">   
43</a></span>&#160;<span class="keyword">class </span><a class="code" 
href="classprocess_1_1Subprocess.html">Subprocess</a></div><div class="line"><a 
name="l00044"></a><span class="lineno">   44</span>&#160;{</div><div 
class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span 
class="keyword">public</span>:</div><div class="line"><a 
name="l00046"></a><span class="lineno">   46</span>&#160;  <span 
class="comment">// Forward declarations.</span></div><div class="line"><a 
name="l00047"></a><span class="lineno">   47</span>&#160;  <span 
class="keyword">struct </span><a class="code" 
href="structprocess_1_1Subprocess_1_1ParentHook.html"
 >ParentHook</a>;</div><div class="line"><a name="l00048"></a><span 
 >class="lineno">   48</span>&#160;  <span class="keyword">class </span><a 
 >class="code" 
 >href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a>;</div><div 
 >class="line"><a name="l00049"></a><span class="lineno">   
 >49</span>&#160;</div><div class="line"><a name="l00061"></a><span 
 >class="lineno"><a class="line" href="classprocess_1_1Subprocess_1_1IO.html">  
 > 61</a></span>&#160;  <span class="keyword">class </span><a class="code" 
 >href="classprocess_1_1Subprocess_1_1IO.html">IO</a></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">   63</span>&#160;  
 ><span class="keyword">public</span>:</div><div class="line"><a 
 >name="l00073"></a><span class="lineno"><a class="line" 
 >href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html">   
 >73</a></span>&#160;    <span class="keyword">struct </span><a class="code" hr
 
ef="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html">InputFileDescriptors</a></div><div
 class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    
{</div><div class="line"><a name="l00075"></a><span class="lineno"><a 
class="line" 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html#a0a3f315345ef7b7ee6f3f1d4d337854d">
   75</a></span>&#160;      <a class="code" 
href="int__fd_8hpp.html#aea4dbda01c90455f158ffa9b924c2f07">int_fd</a> <a 
class="code" 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html#a0a3f315345ef7b7ee6f3f1d4d337854d">read</a>
 = -1;</div><div class="line"><a name="l00076"></a><span class="lineno"><a 
class="line" 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html#ab812da47364d793d9ec0471d3dc8c1bc">
   76</a></span>&#160;      <a class="code" 
href="classOption.html">Option&lt;int_fd&gt;</a> <a class="code" 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html#ab812da47364d793d9
 ec0471d3dc8c1bc">write</a> = <a class="code" 
href="structNone.html">None</a>();</div><div class="line"><a 
name="l00077"></a><span class="lineno">   77</span>&#160;    };</div><div 
class="line"><a name="l00078"></a><span class="lineno">   
78</span>&#160;</div><div class="line"><a name="l00088"></a><span 
class="lineno"><a class="line" 
href="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors.html">   
88</a></span>&#160;    <span class="keyword">struct </span><a class="code" 
href="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors.html">OutputFileDescriptors</a></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"><a 
class="line" 
href="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors.html#ac4af678c631a700d4be4410a250e3bce">
   90</a></span>&#160;      <a class="code" 
href="classOption.html">Option&lt;int_fd&gt;</a> <a class="code" 
href="structprocess_1_1Subproces
 
s_1_1IO_1_1InputFileDescriptors.html#a0a3f315345ef7b7ee6f3f1d4d337854d">read</a>
 = <a class="code" href="structNone.html">None</a>();</div><div class="line"><a 
name="l00091"></a><span class="lineno"><a class="line" 
href="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors.html#a5dabb8e3008efd61ce42478f260b54ac">
   91</a></span>&#160;      <a class="code" 
href="int__fd_8hpp.html#aea4dbda01c90455f158ffa9b924c2f07">int_fd</a> <a 
class="code" 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html#ab812da47364d793d9ec0471d3dc8c1bc">write</a>
 = -1;</div><div class="line"><a name="l00092"></a><span class="lineno">   
92</span>&#160;    };</div><div class="line"><a name="l00093"></a><span 
class="lineno">   93</span>&#160;</div><div class="line"><a 
name="l00098"></a><span class="lineno"><a class="line" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990"> 
  98</a></span>&#160;    <span class="keyword">enum</span> <a class="code" 
href="classproces
 s_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990">FDType</a> 
{</div><div class="line"><a name="l00103"></a><span class="lineno"><a 
class="line" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990af648d44b624da021da40a80190291380">
  103</a></span>&#160;      <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990af648d44b624da021da40a80190291380">DUPLICATED</a>,</div><div
 class="line"><a name="l00104"></a><span class="lineno">  
104</span>&#160;</div><div class="line"><a name="l00110"></a><span 
class="lineno"><a class="line" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990ad3f73761156a6e75873cf903a0d62994">
  110</a></span>&#160;      <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990ad3f73761156a6e75873cf903a0d62994">OWNED</a></div><div
 class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    
};</div><div class="line"><
 a name="l00112"></a><span class="lineno">  112</span>&#160;</div><div 
class="line"><a name="l00113"></a><span class="lineno">  
113</span>&#160;</div><div class="line"><a name="l00114"></a><span 
class="lineno">  114</span>&#160;  <span 
class="keyword">private</span>:</div><div class="line"><a 
name="l00115"></a><span class="lineno"><a class="line" 
href="classprocess_1_1Subprocess_1_1IO.html#a3d12fd22e5deb76d3529ce4e6d9179dc"> 
 115</a></span>&#160;    <span class="keyword">friend</span> <span 
class="keyword">class </span><a class="code" 
href="classprocess_1_1Subprocess.html">Subprocess</a>;</div><div 
class="line"><a name="l00116"></a><span class="lineno">  
116</span>&#160;</div><div class="line"><a name="l00117"></a><span 
class="lineno">  117</span>&#160;    <span class="keyword">friend</span> <a 
class="code" href="classTry.html">Try&lt;Subprocess&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#afa34ca045f618704548708d7c5e5d82a">subprocess</a>(</div><div
 class="line
 "><a name="l00118"></a><span class="lineno">  118</span>&#160;        <span 
class="keyword">const</span> std::string&amp; <a class="code" 
href="namespacepath.html">path</a>,</div><div class="line"><a 
name="l00119"></a><span class="lineno">  119</span>&#160;        
std::vector&lt;std::string&gt; argv,</div><div class="line"><a 
name="l00120"></a><span class="lineno">  120</span>&#160;        <span 
class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; <a 
class="code" 
href="classprocess_1_1Subprocess.html#a60535054108d572796c25011c2aa379d">in</a>,</div><div
 class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;      
  <span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; <a 
class="code" 
href="classprocess_1_1Subprocess.html#a1c1a81931671b15c0c4b310bc49dea56">out</a>,</div><div
 class="line"><a name="l00122"></a><span class="lineno">  122</span>&
 #160;        <span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; <a 
class="code" 
href="classprocess_1_1Subprocess.html#a98180558f1427a64a03cf3f656310bc4">err</a>,</div><div
 class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;      
  <span class="keyword">const</span> <a class="code" 
href="classflags_1_1FlagsBase.html">flags::FlagsBase</a>* <a class="code" 
href="namespaceflags.html">flags</a>,</div><div class="line"><a 
name="l00124"></a><span class="lineno">  124</span>&#160;        <span 
class="keyword">const</span> <a class="code" 
href="classOption.html">Option</a>&lt;std::map&lt;std::string, 
std::string&gt;&gt;&amp; <a class="code" 
href="namespacemesos_1_1internal_1_1tests.html#a1396c5e3b0a179220de2792d74770ec2">environment</a>,</div><div
 class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;      
  <span class="keyword">const</span> <a class="code" href="classOption.html">O
 ption</a>&lt;lambda::function&lt;</div><div class="line"><a 
name="l00126"></a><span class="lineno">  126</span>&#160;            <a 
class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>(<span
 class="keyword">const</span> lambda::function&lt;<span 
class="keywordtype">int</span>()&gt;&amp;)&gt;&gt;&amp; <a class="code" 
href="namespacens.html#a98bf4d9e11d546326250997a6493f835">clone</a>,</div><div 
class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;       
 <span class="keyword">const</span> 
std::vector&lt;Subprocess::ParentHook&gt;&amp; parent_hooks,</div><div 
class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;       
 <span class="keyword">const</span> 
std::vector&lt;Subprocess::ChildHook&gt;&amp; child_hooks,</div><div 
class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;       
 <span class="keyword">const</span> std::vector&lt;int_fd&gt;&amp; 
whitelist_fds);</di
 v><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="classprocess_1_1Subprocess_1_1IO.html">IO</a>(<span 
class="keyword">const</span> lambda::function&lt;<a class="code" 
href="classTry.html">Try&lt;InputFileDescriptors&gt;</a>()&gt;&amp; 
_input,</div><div class="line"><a name="l00132"></a><span class="lineno">  
132</span>&#160;       <span class="keyword">const</span> 
lambda::function&lt;<a class="code" 
href="classTry.html">Try&lt;OutputFileDescriptors&gt;</a>()&gt;&amp; 
_output)</div><div class="line"><a name="l00133"></a><span class="lineno">  
133</span>&#160;      : input(_input),</div><div class="line"><a 
name="l00134"></a><span class="lineno">  134</span>&#160;        
output(_output) {}</div><div class="line"><a name="l00135"></a><span 
class="lineno">  135</span>&#160;</div><div class="line"><a 
name="l00139"></a><span class="lineno">  139</spa
 n>&#160;    lambda::function&lt;Try&lt;InputFileDescriptors&gt;()&gt; 
input;</div><div class="line"><a name="l00140"></a><span class="lineno">  
140</span>&#160;</div><div class="line"><a name="l00144"></a><span 
class="lineno">  144</span>&#160;    
lambda::function&lt;Try&lt;OutputFileDescriptors&gt;()&gt; output;</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;</div><div class="line"><a name="l00152"></a><span 
class="lineno"><a class="line" 
href="structprocess_1_1Subprocess_1_1ParentHook.html">  152</a></span>&#160;  
<span class="keyword">struct </span><a class="code" 
href="structprocess_1_1Subprocess_1_1ParentHook.html">ParentHook</a></div><div 
class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;  
{</div><div class="line"><a name="l00154"></a><span class="lineno">  
154</span>&#160;    <a class="code" href="structprocess_1_1Subprocess_1_1Par
 entHook.html">ParentHook</a>(<span class="keyword">const</span> 
lambda::function&lt;<a class="code" 
href="classTry.html">Try&lt;Nothing&gt;</a>(<a class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>)&gt;&amp;
 _parent_setup);</div><div class="line"><a name="l00155"></a><span 
class="lineno">  155</span>&#160;</div><div class="line"><a 
name="l00163"></a><span class="lineno"><a class="line" 
href="structprocess_1_1Subprocess_1_1ParentHook.html#aaf9ff141314d619cd65cd8ec9320fb7d">
  163</a></span>&#160;    <span class="keyword">const</span> 
lambda::function&lt;Try&lt;Nothing&gt;(<a class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>)&gt;
 parent_setup;</div><div class="line"><a name="l00164"></a><span 
class="lineno">  164</span>&#160;</div><div class="line"><a 
name="l00165"></a><span class="lineno"><a class="line" 
href="structprocess_1_1Subprocess_1_1ParentHook.html#a
 3d12fd22e5deb76d3529ce4e6d9179dc">  165</a></span>&#160;    <span 
class="keyword">friend</span> <span class="keyword">class </span><a 
class="code" href="classprocess_1_1Subprocess.html">Subprocess</a>;</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;<span class="preprocessor">#ifdef 
__WINDOWS__</span></div><div class="line"><a name="l00168"></a><span 
class="lineno">  168</span>&#160;</div><div class="line"><a 
name="l00176"></a><span class="lineno">  176</span>&#160;    <span 
class="keyword">static</span> <a class="code" 
href="structprocess_1_1Subprocess_1_1ParentHook.html">ParentHook</a> 
CREATE_JOB();</div><div class="line"><a name="l00177"></a><span class="lineno"> 
 177</span>&#160;<span class="preprocessor">#endif // 
__WINDOWS__</span></div><div class="line"><a name="l00178"></a><span 
class="lineno">  178</span>&#160;  };</div><div class="line"><a name="l00179"></
 a><span class="lineno">  179</span>&#160;</div><div class="line"><a 
name="l00190"></a><span class="lineno"><a class="line" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">  190</a></span>&#160;  
<span class="keyword">class </span><a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a></div><div 
class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;  
{</div><div class="line"><a name="l00192"></a><span class="lineno">  
192</span>&#160;  <span class="keyword">public</span>:</div><div 
class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    
<span class="keyword">static</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a> CHDIR(<span 
class="keyword">const</span> std::string&amp; working_directory);</div><div 
class="line"><a name="l00197"></a><span class="lineno">  
197</span>&#160;</div><div class="line"><a name="l00201"></a><span 
class="lineno">  201</span>&#160;    <span class="keywo
 rd">static</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a> 
SETSID();</div><div class="line"><a name="l00202"></a><span class="lineno">  
202</span>&#160;</div><div class="line"><a name="l00203"></a><span 
class="lineno">  203</span>&#160;<span class="preprocessor">#ifndef 
__WINDOWS__</span></div><div class="line"><a name="l00204"></a><span 
class="lineno">  204</span>&#160;</div><div class="line"><a 
name="l00207"></a><span class="lineno">  207</span>&#160;    <span 
class="keyword">static</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a> DUP2(<span 
class="keywordtype">int</span> oldFd, <span class="keywordtype">int</span> 
newFd);</div><div class="line"><a name="l00208"></a><span class="lineno">  
208</span>&#160;</div><div class="line"><a name="l00213"></a><span 
class="lineno">  213</span>&#160;    <span class="keyword">static</span> <a 
class="code" href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHoo
 k</a> UNSET_CLOEXEC(<span class="keywordtype">int</span> fd);</div><div 
class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span 
class="preprocessor">#endif // __WINDOWS__</span></div><div class="line"><a 
name="l00215"></a><span class="lineno">  215</span>&#160;</div><div 
class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;    
<span class="keyword">static</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a> 
SUPERVISOR();</div><div class="line"><a name="l00225"></a><span class="lineno"> 
 225</span>&#160;</div><div class="line"><a name="l00226"></a><span 
class="lineno"><a class="line" 
href="classprocess_1_1Subprocess_1_1ChildHook.html#ae9a996c6b3aa1113709a3d5ceba37f2c">
  226</a></span>&#160;    <a class="code" 
href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html#ae9a996c6b3aa1113709a3d5ceba37f2c">operator()</a>()<span
 class="keyword"> const </span>{ 
 <span class="keywordflow">return</span> child_setup(); }</div><div 
class="line"><a name="l00227"></a><span class="lineno">  
227</span>&#160;</div><div class="line"><a name="l00228"></a><span 
class="lineno">  228</span>&#160;  <span 
class="keyword">private</span>:</div><div class="line"><a 
name="l00229"></a><span class="lineno">  229</span>&#160;    <a class="code" 
href="classprocess_1_1Subprocess_1_1ChildHook.html">ChildHook</a>(<span 
class="keyword">const</span> lambda::function&lt;<a class="code" 
href="classTry.html">Try&lt;Nothing&gt;</a>()&gt;&amp; _child_setup);</div><div 
class="line"><a name="l00230"></a><span class="lineno">  
230</span>&#160;</div><div class="line"><a name="l00231"></a><span 
class="lineno">  231</span>&#160;    <span class="keyword">const</span> 
lambda::function&lt;Try&lt;Nothing&gt;()&gt; child_setup;</div><div 
class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;  
};</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;  <span class="comment">// Some syntactic sugar to create an 
IO::PIPE redirector.</span></div><div class="line"><a name="l00235"></a><span 
class="lineno">  235</span>&#160;  <span class="keyword">static</span> <a 
class="code" href="classprocess_1_1Subprocess_1_1IO.html">IO</a> <a 
class="code" 
href="classprocess_1_1Subprocess.html#a6af5024bd1932707893908fceb86ddad">PIPE</a>();</div><div
 class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;  
<span class="keyword">static</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">IO</a> <a class="code" 
href="classprocess_1_1Subprocess.html#a54793e9c516257d68776f63f0872c3c7">PATH</a>(<span
 class="keyword">const</span> std::string&amp; path);</div><div class="line"><a 
name="l00237"></a><span class="lineno">  237</span>&#160;  <span 
class="keyword">static</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.
 html">IO</a> <a class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">FD</a>(<a
 class="code" 
href="int__fd_8hpp.html#aea4dbda01c90455f158ffa9b924c2f07">int_fd</a> fd, <a 
class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990">IO::FDType</a>
 <a class="code" 
href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>
 = <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990af648d44b624da021da40a80190291380">IO::DUPLICATED</a>);</div><div
 class="line"><a name="l00238"></a><span class="lineno">  
238</span>&#160;</div><div class="line"><a name="l00242"></a><span 
class="lineno"><a class="line" 
href="classprocess_1_1Subprocess.html#ac3af3805968fc8b53e6c5a2a3cbdad2b">  
242</a></span>&#160;  <a class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>
 <a class="code" href="classprocess_1_1Subprocess.html
 #ac3af3805968fc8b53e6c5a2a3cbdad2b">pid</a>()<span class="keyword"> const 
</span>{ <span class="keywordflow">return</span> data-&gt;pid; }</div><div 
class="line"><a name="l00243"></a><span class="lineno">  
243</span>&#160;</div><div class="line"><a name="l00249"></a><span 
class="lineno"><a class="line" 
href="classprocess_1_1Subprocess.html#a60535054108d572796c25011c2aa379d">  
249</a></span>&#160;  <a class="code" 
href="classOption.html">Option&lt;int_fd&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess.html#a60535054108d572796c25011c2aa379d">in</a>()<span
 class="keyword"> const</span></div><div class="line"><a 
name="l00250"></a><span class="lineno">  250</span>&#160;<span class="keyword"> 
 </span>{</div><div class="line"><a name="l00251"></a><span class="lineno">  
251</span>&#160;    <span class="keywordflow">return</span> 
data-&gt;in;</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="l00259"></a><span 
class="lineno"><a class="line" 
href="classprocess_1_1Subprocess.html#a1c1a81931671b15c0c4b310bc49dea56">  
259</a></span>&#160;  <a class="code" 
href="classOption.html">Option&lt;int_fd&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess.html#a1c1a81931671b15c0c4b310bc49dea56">out</a>()<span
 class="keyword"> const</span></div><div class="line"><a 
name="l00260"></a><span class="lineno">  260</span>&#160;<span class="keyword"> 
 </span>{</div><div class="line"><a name="l00261"></a><span class="lineno">  
261</span>&#160;    <span class="keywordflow">return</span> 
data-&gt;out;</div><div class="line"><a name="l00262"></a><span class="lineno"> 
 262</span>&#160;  }</div><div class="line"><a name="l00263"></a><span 
class="lineno">  263</span>&#160;</div><div class="line"><a 
name="l00269"></a><span class="lineno"><a class="line" 
href="classprocess_1_1Subprocess.html#a98180558f1427a64a03cf3f656310bc4">  
269</a>
 </span>&#160;  <a class="code" 
href="classOption.html">Option&lt;int_fd&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess.html#a98180558f1427a64a03cf3f656310bc4">err</a>()<span
 class="keyword"> const</span></div><div class="line"><a 
name="l00270"></a><span class="lineno">  270</span>&#160;<span class="keyword"> 
 </span>{</div><div class="line"><a name="l00271"></a><span class="lineno">  
271</span>&#160;    <span class="keywordflow">return</span> 
data-&gt;err;</div><div class="line"><a name="l00272"></a><span class="lineno"> 
 272</span>&#160;  }</div><div class="line"><a name="l00273"></a><span 
class="lineno">  273</span>&#160;</div><div class="line"><a 
name="l00295"></a><span class="lineno"><a class="line" 
href="classprocess_1_1Subprocess.html#a3946c31d16c0625ea554d5216cd4fa3b">  
295</a></span>&#160;  <a class="code" 
href="classprocess_1_1Future.html">Future&lt;Option&lt;int&gt;</a>&gt; <a 
class="code" 
href="classprocess_1_1Subprocess.html#a3946c31d16c0625ea554d5216cd4fa3b">s
 tatus</a>()<span class="keyword"> const </span>{ <span 
class="keywordflow">return</span> data-&gt;status; }</div><div class="line"><a 
name="l00296"></a><span class="lineno">  296</span>&#160;</div><div 
class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span 
class="keyword">private</span>:</div><div class="line"><a 
name="l00298"></a><span class="lineno">  298</span>&#160;  <span 
class="keyword">friend</span> <a class="code" 
href="classTry.html">Try&lt;Subprocess&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#afa34ca045f618704548708d7c5e5d82a">subprocess</a>(</div><div
 class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;      
<span class="keyword">const</span> std::string&amp; path,</div><div 
class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;      
std::vector&lt;std::string&gt; argv,</div><div class="line"><a 
name="l00301"></a><span class="lineno">  301</span>&#160;      <span 
class="keyword">const
 </span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; 
in,</div><div class="line"><a name="l00302"></a><span class="lineno">  
302</span>&#160;      <span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; 
out,</div><div class="line"><a name="l00303"></a><span class="lineno">  
303</span>&#160;      <span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; 
err,</div><div class="line"><a name="l00304"></a><span class="lineno">  
304</span>&#160;      <span class="keyword">const</span> <a class="code" 
href="classflags_1_1FlagsBase.html">flags::FlagsBase</a>* flags,</div><div 
class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;      
<span class="keyword">const</span> <a class="code" 
href="classOption.html">Option</a>&lt;std::map&lt;std::string, 
std::string&gt;&gt;&amp; <a class="code" href="namespacemesos_1_
 
1internal_1_1tests.html#a1396c5e3b0a179220de2792d74770ec2">environment</a>,</div><div
 class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;      
<span class="keyword">const</span> <a class="code" 
href="classOption.html">Option</a>&lt;lambda::function&lt;</div><div 
class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;       
   <a class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>(<span
 class="keyword">const</span> lambda::function&lt;<span 
class="keywordtype">int</span>()&gt;&amp;)&gt;&gt;&amp; <a class="code" 
href="namespacens.html#a98bf4d9e11d546326250997a6493f835">clone</a>,</div><div 
class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;      
<span class="keyword">const</span> 
std::vector&lt;Subprocess::ParentHook&gt;&amp; parent_hooks,</div><div 
class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;      
<span class="keyword">const</span> 
 std::vector&lt;Subprocess::ChildHook&gt;&amp; child_hooks,</div><div 
class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;      
<span class="keyword">const</span> std::vector&lt;int_fd&gt;&amp; 
whitelist_fds);</div><div class="line"><a name="l00311"></a><span 
class="lineno">  311</span>&#160;</div><div class="line"><a 
name="l00312"></a><span class="lineno">  312</span>&#160;  <span 
class="keyword">struct </span>Data</div><div class="line"><a 
name="l00313"></a><span class="lineno">  313</span>&#160;  {</div><div 
class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;    
~Data()</div><div class="line"><a name="l00315"></a><span class="lineno">  
315</span>&#160;    {</div><div class="line"><a name="l00316"></a><span 
class="lineno">  316</span>&#160;      <span class="keywordflow">if</span> 
(in.isSome()) { <a class="code" 
href="namespaceos.html#a8df77ec6d6b8d32d9b287a41bc74cfdc">os::close</a>(in.get());
 }</div><div class="line"><a name="l00317"></a>
 <span class="lineno">  317</span>&#160;      <span 
class="keywordflow">if</span> (out.isSome()) { <a class="code" 
href="namespaceos.html#a8df77ec6d6b8d32d9b287a41bc74cfdc">os::close</a>(out.get());
 }</div><div class="line"><a name="l00318"></a><span class="lineno">  
318</span>&#160;      <span class="keywordflow">if</span> (err.isSome()) { <a 
class="code" 
href="namespaceos.html#a8df77ec6d6b8d32d9b287a41bc74cfdc">os::close</a>(err.get());
 }</div><div class="line"><a name="l00319"></a><span class="lineno">  
319</span>&#160;    }</div><div class="line"><a name="l00320"></a><span 
class="lineno">  320</span>&#160;</div><div class="line"><a 
name="l00321"></a><span class="lineno">  321</span>&#160;    <a class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>
 <a class="code" 
href="classprocess_1_1Subprocess.html#ac3af3805968fc8b53e6c5a2a3cbdad2b">pid</a>;</div><div
 class="line"><a name="l00322"></a><span class="lineno">  322</span>
 &#160;</div><div class="line"><a name="l00323"></a><span class="lineno">  
323</span>&#160;<span class="preprocessor">#ifdef __WINDOWS__</span></div><div 
class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <a 
class="code" 
href="classOption.html">Option&lt;::internal::windows::ProcessData&gt;</a> 
process_data;</div><div class="line"><a name="l00325"></a><span class="lineno"> 
 325</span>&#160;<span class="preprocessor">#endif // 
__WINDOWS__</span></div><div class="line"><a name="l00326"></a><span 
class="lineno">  326</span>&#160;</div><div class="line"><a 
name="l00327"></a><span class="lineno">  327</span>&#160;    <span 
class="comment">// The parent side of the pipe for stdin/stdout/stderr. If 
the</span></div><div class="line"><a name="l00328"></a><span class="lineno">  
328</span>&#160;    <span class="comment">// IO mode is not a pipe, `None` will 
be stored.</span></div><div class="line"><a name="l00329"></a><span 
class="lineno">  329</span>&#160;    <span cl
 ass="comment">// NOTE: stdin, stdout, stderr are macros on some systems, 
hence</span></div><div class="line"><a name="l00330"></a><span class="lineno">  
330</span>&#160;    <span class="comment">// these names 
instead.</span></div><div class="line"><a name="l00331"></a><span 
class="lineno">  331</span>&#160;    <a class="code" 
href="classOption.html">Option&lt;int_fd&gt;</a> <a class="code" 
href="classprocess_1_1Subprocess.html#a60535054108d572796c25011c2aa379d">in</a>;</div><div
 class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;    
<a class="code" href="classOption.html">Option&lt;int_fd&gt;</a> <a 
class="code" 
href="classprocess_1_1Subprocess.html#a1c1a81931671b15c0c4b310bc49dea56">out</a>;</div><div
 class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;    
<a class="code" href="classOption.html">Option&lt;int_fd&gt;</a> <a 
class="code" 
href="classprocess_1_1Subprocess.html#a98180558f1427a64a03cf3f656310bc4">err</a>;</div><div
 class="line"
 ><a name="l00334"></a><span class="lineno">  334</span>&#160;</div><div 
 >class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;    
 ><a class="code" 
 >href="classprocess_1_1Future.html">Future&lt;Option&lt;int&gt;</a>&gt; <a 
 >class="code" 
 >href="classprocess_1_1Subprocess.html#a3946c31d16c0625ea554d5216cd4fa3b">status</a>;</div><div
 > class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;  
 >};</div><div class="line"><a name="l00337"></a><span class="lineno">  
 >337</span>&#160;</div><div class="line"><a name="l00338"></a><span 
 >class="lineno">  338</span>&#160;  <a class="code" 
 >href="classprocess_1_1Subprocess_1_1IO.html#a3d12fd22e5deb76d3529ce4e6d9179dc">Subprocess</a>()
 > : data(<span class="keyword">new</span> Data()) {}</div><div class="line"><a 
 >name="l00339"></a><span class="lineno">  339</span>&#160;</div><div 
 >class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;  
 >std::shared_ptr&lt;Data&gt; data;</div><div class="line"><a name="l0034
 1"></a><span class="lineno">  341</span>&#160;};</div><div class="line"><a 
name="l00342"></a><span class="lineno">  342</span>&#160;</div><div 
class="line"><a name="l00343"></a><span class="lineno"><a class="line" 
href="namespaceprocess.html#afc6611c4913642642277b44447a16e55">  
343</a></span>&#160;<span class="keyword">using</span> <a class="code" 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html">InputFileDescriptors</a>
 = <a class="code" 
href="namespaceprocess.html#afc6611c4913642642277b44447a16e55">Subprocess::IO::InputFileDescriptors</a>;</div><div
 class="line"><a name="l00344"></a><span class="lineno"><a class="line" 
href="namespaceprocess.html#a882829822afa4f33b90aafc9c4ffa9af">  
344</a></span>&#160;<span class="keyword">using</span> <a class="code" 
href="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors.html">OutputFileDescriptors</a>
 = <a class="code" 
href="namespaceprocess.html#a882829822afa4f33b90aafc9c4ffa9af">Subprocess::IO::OutputFileDescript
 ors</a>;</div><div class="line"><a name="l00345"></a><span class="lineno">  
345</span>&#160;</div><div class="line"><a name="l00369"></a><span 
class="lineno">  369</span>&#160;<span class="comment">// TODO(jmlvanre): 
Consider removing default argument for</span></div><div class="line"><a 
name="l00370"></a><span class="lineno">  370</span>&#160;<span 
class="comment">// `parent_hooks` to force the caller to think about setting 
them.</span></div><div class="line"><a name="l00371"></a><span class="lineno">  
371</span>&#160;<a class="code" href="classTry.html">Try&lt;Subprocess&gt;</a> 
<a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#afa34ca045f618704548708d7c5e5d82a">subprocess</a>(</div><div
 class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;    
<span class="keyword">const</span> std::string&amp; path,</div><div 
class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;    
std::vector&lt;std::string&gt; argv,</div><div class="line"><a nam
 e="l00374"></a><span class="lineno">  374</span>&#160;    <span 
class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; in = <a 
class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">Subprocess::FD</a>(<a
 class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afcf80a6d91178952d107ad00b165752b">STDIN_FILENO</a>),</div><div
 class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;    
<span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; out = <a 
class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">Subprocess::FD</a>(<a
 class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#abd165ee6474b5b75bf075842fff13a04">STDOUT_FILENO</a>),</div><div
 class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;    
<span class="keyword">const</span> <a class
 ="code" href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; 
err = <a class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">Subprocess::FD</a>(<a
 class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ae2fe1725bb5e9823d089c46b9ed5266e">STDERR_FILENO</a>),</div><div
 class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;    
<span class="keyword">const</span> <a class="code" 
href="classflags_1_1FlagsBase.html">flags::FlagsBase</a>* flags = <span 
class="keyword">nullptr</span>,</div><div class="line"><a 
name="l00378"></a><span class="lineno">  378</span>&#160;    <span 
class="keyword">const</span> <a class="code" 
href="classOption.html">Option</a>&lt;std::map&lt;std::string, 
std::string&gt;&gt;&amp; <a class="code" 
href="namespacemesos_1_1internal_1_1tests.html#a1396c5e3b0a179220de2792d74770ec2">environment</a>
 = <a class="code" href="structNone.html">None</a>(),</div><div class="line"><a 
name="l00379"></a
 ><span class="lineno">  379</span>&#160;    <span class="keyword">const</span> 
 ><a class="code" 
 >href="classOption.html">Option</a>&lt;lambda::function&lt;</div><div 
 >class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;     
 >   <a class="code" 
 >href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>(<span
 > class="keyword">const</span> lambda::function&lt;<span 
 >class="keywordtype">int</span>()&gt;&amp;)&gt;&gt;&amp; <a class="code" 
 >href="namespacens.html#a98bf4d9e11d546326250997a6493f835">clone</a> = <a 
 >class="code" href="structNone.html">None</a>(),</div><div class="line"><a 
 >name="l00381"></a><span class="lineno">  381</span>&#160;    <span 
 >class="keyword">const</span> std::vector&lt;Subprocess::ParentHook&gt;&amp; 
 >parent_hooks = {},</div><div class="line"><a name="l00382"></a><span 
 >class="lineno">  382</span>&#160;    <span class="keyword">const</span> 
 >std::vector&lt;Subprocess::ChildHook&gt;&amp; child_hooks = {},</div><
 div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;  
  <span class="keyword">const</span> std::vector&lt;int_fd&gt;&amp; 
whitelist_fds = {});</div><div class="line"><a name="l00384"></a><span 
class="lineno">  384</span>&#160;</div><div class="line"><a 
name="l00385"></a><span class="lineno">  385</span>&#160;</div><div 
class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;<span 
class="comment">// TODO(jmlvanre): Consider removing default argument 
for</span></div><div class="line"><a name="l00409"></a><span class="lineno">  
409</span>&#160;<span class="comment">// `parent_hooks` to force the caller to 
think about setting them.</span></div><div class="line"><a 
name="l00410"></a><span class="lineno"><a class="line" 
href="namespaceprocess.html#a0a748c548ad3a094196c98f00f9674cf">  
410</a></span>&#160;<span class="keyword">inline</span> <a class="code" 
href="classTry.html">Try&lt;Subprocess&gt;</a> <a class="code" 
href="classprocess_1_1Subproces
 s_1_1IO.html#afa34ca045f618704548708d7c5e5d82a">subprocess</a>(</div><div 
class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;    
<span class="keyword">const</span> std::string&amp; command,</div><div 
class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;    
<span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; in = <a 
class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">Subprocess::FD</a>(<a
 class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afcf80a6d91178952d107ad00b165752b">STDIN_FILENO</a>),</div><div
 class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;    
<span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; out = <a 
class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">Subprocess::FD</a>(<a
 class="code" h
 
ref="3rdparty_2stout_2include_2stout_2windows_8hpp.html#abd165ee6474b5b75bf075842fff13a04">STDOUT_FILENO</a>),</div><div
 class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;    
<span class="keyword">const</span> <a class="code" 
href="classprocess_1_1Subprocess_1_1IO.html">Subprocess::IO</a>&amp; err = <a 
class="code" 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">Subprocess::FD</a>(<a
 class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ae2fe1725bb5e9823d089c46b9ed5266e">STDERR_FILENO</a>),</div><div
 class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;    
<span class="keyword">const</span> <a class="code" 
href="classOption.html">Option</a>&lt;std::map&lt;std::string, 
std::string&gt;&gt;&amp; <a class="code" 
href="namespacemesos_1_1internal_1_1tests.html#a1396c5e3b0a179220de2792d74770ec2">environment</a>
 = <a class="code" href="structNone.html">None</a>(),</div><div class="line"><a 
name="l00416"></a>
 <span class="lineno">  416</span>&#160;    <span class="keyword">const</span> 
<a class="code" 
href="classOption.html">Option</a>&lt;lambda::function&lt;</div><div 
class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;       
 <a class="code" 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a>(<span
 class="keyword">const</span> lambda::function&lt;<span 
class="keywordtype">int</span>()&gt;&amp;)&gt;&gt;&amp; <a class="code" 
href="namespacens.html#a98bf4d9e11d546326250997a6493f835">clone</a> = <a 
class="code" href="structNone.html">None</a>(),</div><div class="line"><a 
name="l00418"></a><span class="lineno">  418</span>&#160;    <span 
class="keyword">const</span> std::vector&lt;Subprocess::ParentHook&gt;&amp; 
parent_hooks = {},</div><div class="line"><a name="l00419"></a><span 
class="lineno">  419</span>&#160;    <span class="keyword">const</span> 
std::vector&lt;Subprocess::ChildHook&gt;&amp; child_hooks = {},</div><d
 iv class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;   
 <span class="keyword">const</span> std::vector&lt;int_fd&gt;&amp; 
whitelist_fds = {})</div><div class="line"><a name="l00421"></a><span 
class="lineno">  421</span>&#160;{</div><div class="line"><a 
name="l00422"></a><span class="lineno">  422</span>&#160;  
std::vector&lt;std::string&gt; argv = {<a class="code" 
href="namespaceos_1_1Shell.html#adeacb41dacfa03ad5ceebd9a53582997">os::Shell::arg0</a>,
 <a class="code" 
href="namespaceos_1_1Shell.html#a44f50f66f2a231de974b53c9f4384ba5">os::Shell::arg1</a>,
 command};</div><div class="line"><a name="l00423"></a><span class="lineno">  
423</span>&#160;</div><div class="line"><a name="l00424"></a><span 
class="lineno">  424</span>&#160;  <span class="keywordflow">return</span> <a 
class="code" 
href="classprocess_1_1Subprocess_1_1IO.html#afa34ca045f618704548708d7c5e5d82a">subprocess</a>(</div><div
 class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160; 
      <a class="code" 
href="namespaceos_1_1Shell.html#acfe16ef2b1146ad49a8651c0a457ce46">os::Shell::name</a>,</div><div
 class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;      
argv,</div><div class="line"><a name="l00427"></a><span class="lineno">  
427</span>&#160;      in,</div><div class="line"><a name="l00428"></a><span 
class="lineno">  428</span>&#160;      out,</div><div class="line"><a 
name="l00429"></a><span class="lineno">  429</span>&#160;      err,</div><div 
class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;      
<span class="keyword">nullptr</span>,</div><div class="line"><a 
name="l00431"></a><span class="lineno">  431</span>&#160;      <a class="code" 
href="namespacemesos_1_1internal_1_1tests.html#a1396c5e3b0a179220de2792d74770ec2">environment</a>,</div><div
 class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;      
<a class="code" 
href="namespacens.html#a98bf4d9e11d546326250997a6493f835">clone</a>,</div><d
 iv class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;   
   parent_hooks,</div><div class="line"><a name="l00434"></a><span 
class="lineno">  434</span>&#160;      child_hooks,</div><div class="line"><a 
name="l00435"></a><span class="lineno">  435</span>&#160;      
whitelist_fds);</div><div class="line"><a name="l00436"></a><span 
class="lineno">  436</span>&#160;}</div><div class="line"><a 
name="l00437"></a><span class="lineno">  437</span>&#160;</div><div 
class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;} 
<span class="comment">// namespace process {</span></div><div class="line"><a 
name="l00439"></a><span class="lineno">  439</span>&#160;</div><div 
class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;<span 
class="preprocessor">#endif // __PROCESS_SUBPROCESS_HPP__</span></div><div 
class="ttc" id="namespacepath_html"><div class="ttname"><a 
href="namespacepath.html">path</a></div><div class="ttdef"><b>Definition:</b> 
pat
 h.hpp:26</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_html_a60535054108d572796c25011c2aa379d"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess.html#a60535054108d572796c25011c2aa379d">process::Subprocess::in</a></div><div
 class="ttdeci">Option&lt; int_fd &gt; in() const </div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:249</div></div>
-<div class="ttc" 
id="namespaceos_1_1Shell_html_a44f50f66f2a231de974b53c9f4384ba5"><div 
class="ttname"><a 
href="namespaceos_1_1Shell.html#a44f50f66f2a231de974b53c9f4384ba5">os::Shell::arg1</a></div><div
 class="ttdeci">constexpr const char * arg1</div><div 
class="ttdef"><b>Definition:</b> shell.hpp:45</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_1_1IO_html_a3d12fd22e5deb76d3529ce4e6d9179dc"><div
 class="ttname"><a 
href="classprocess_1_1Subprocess_1_1IO.html#a3d12fd22e5deb76d3529ce4e6d9179dc">process::Subprocess::IO::Subprocess</a></div><div
 class="ttdeci">friend class Subprocess</div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:115</div></div>
-<div class="ttc" id="classOption_html"><div class="ttname"><a 
href="classOption.html">Option&lt; int_fd &gt;</a></div></div>
-<div class="ttc" id="namespacens_html_a98bf4d9e11d546326250997a6493f835"><div 
class="ttname"><a 
href="namespacens.html#a98bf4d9e11d546326250997a6493f835">ns::clone</a></div><div
 class="ttdeci">Try&lt; pid_t &gt; clone(pid_t target, int nstypes, const 
lambda::function&lt; int()&gt; &amp;f, int flags)</div><div 
class="ttdoc">Performs an os::clone after entering a set of namespaces for the 
specified target process...</div></div>
-<div class="ttc" 
id="namespaceprocess_html_a882829822afa4f33b90aafc9c4ffa9af"><div 
class="ttname"><a 
href="namespaceprocess.html#a882829822afa4f33b90aafc9c4ffa9af">process::OutputFileDescriptors</a></div><div
 class="ttdeci">Subprocess::IO::OutputFileDescriptors 
OutputFileDescriptors</div><div class="ttdef"><b>Definition:</b> 
subprocess.hpp:344</div></div>
-<div class="ttc" id="classprocess_1_1Subprocess_1_1ChildHook_html"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess_1_1ChildHook.html">process::Subprocess::ChildHook</a></div><div
 class="ttdoc">A ChildHook can be passed to a subprocess call. </div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:190</div></div>
-<div class="ttc" id="classTry_html"><div class="ttname"><a 
href="classTry.html">Try</a></div><div class="ttdef"><b>Definition:</b> 
check.hpp:33</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_html_a54793e9c516257d68776f63f0872c3c7"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess.html#a54793e9c516257d68776f63f0872c3c7">process::Subprocess::PATH</a></div><div
 class="ttdeci">static IO PATH(const std::string &amp;path)</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_1_1IO_html_adb9433454d727de27b2440f729d19990ad3f73761156a6e75873cf903a0d62994"><div
 class="ttname"><a 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990ad3f73761156a6e75873cf903a0d62994">process::Subprocess::IO::OWNED</a></div><div
 class="ttdoc">The file descriptor is not duplicated before being passed to the 
subprocess. </div><div class="ttdef"><b>Definition:</b> 
subprocess.hpp:110</div></div>
-<div class="ttc" 
id="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors_html_a0a3f315345ef7b7ee6f3f1d4d337854d"><div
 class="ttname"><a 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html#a0a3f315345ef7b7ee6f3f1d4d337854d">process::Subprocess::IO::InputFileDescriptors::read</a></div><div
 class="ttdeci">int_fd read</div><div class="ttdef"><b>Definition:</b> 
subprocess.hpp:75</div></div>
-<div class="ttc" 
id="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors_html"><div 
class="ttname"><a 
href="structprocess_1_1Subprocess_1_1IO_1_1OutputFileDescriptors.html">process::Subprocess::IO::OutputFileDescriptors</a></div><div
 class="ttdoc">For output file descriptors a child writes to the write file 
descriptor and a parent may read from th...</div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:88</div></div>
-<div class="ttc" id="none_8hpp_html"><div class="ttname"><a 
href="none_8hpp.html">none.hpp</a></div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_html_ac3af3805968fc8b53e6c5a2a3cbdad2b"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess.html#ac3af3805968fc8b53e6c5a2a3cbdad2b">process::Subprocess::pid</a></div><div
 class="ttdeci">pid_t pid() const </div><div class="ttdef"><b>Definition:</b> 
subprocess.hpp:242</div></div>
-<div class="ttc" 
id="3rdparty_2stout_2include_2stout_2windows_8hpp_html_ae2fe1725bb5e9823d089c46b9ed5266e"><div
 class="ttname"><a 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ae2fe1725bb5e9823d089c46b9ed5266e">STDERR_FILENO</a></div><div
 class="ttdeci">#define STDERR_FILENO</div><div 
class="ttdef"><b>Definition:</b> windows.hpp:155</div></div>
-<div class="ttc" id="lambda_8hpp_html"><div class="ttname"><a 
href="lambda_8hpp.html">lambda.hpp</a></div></div>
-<div class="ttc" 
id="namespaceprocess_html_afc6611c4913642642277b44447a16e55"><div 
class="ttname"><a 
href="namespaceprocess.html#afc6611c4913642642277b44447a16e55">process::InputFileDescriptors</a></div><div
 class="ttdeci">Subprocess::IO::InputFileDescriptors 
InputFileDescriptors</div><div class="ttdef"><b>Definition:</b> 
subprocess.hpp:343</div></div>
-<div class="ttc" 
id="namespaceos_1_1Shell_html_adeacb41dacfa03ad5ceebd9a53582997"><div 
class="ttname"><a 
href="namespaceos_1_1Shell.html#adeacb41dacfa03ad5ceebd9a53582997">os::Shell::arg0</a></div><div
 class="ttdeci">constexpr const char * arg0</div><div 
class="ttdef"><b>Definition:</b> shell.hpp:44</div></div>
-<div class="ttc" id="classprocess_1_1Subprocess_html"><div class="ttname"><a 
href="classprocess_1_1Subprocess.html">process::Subprocess</a></div><div 
class="ttdoc">Represents a fork() exec()ed subprocess. </div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:43</div></div>
-<div class="ttc" 
id="namespacemesos_1_1internal_1_1tests_html_a1396c5e3b0a179220de2792d74770ec2"><div
 class="ttname"><a 
href="namespacemesos_1_1internal_1_1tests.html#a1396c5e3b0a179220de2792d74770ec2">mesos::internal::tests::environment</a></div><div
 class="ttdeci">Environment * environment</div></div>
-<div class="ttc" 
id="3rdparty_2stout_2include_2stout_2windows_8hpp_html_ab03ced250ed239bc3b50b669493997f9"><div
 class="ttname"><a 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a></div><div
 class="ttdeci">DWORD pid_t</div><div class="ttdef"><b>Definition:</b> 
windows.hpp:181</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_html_aaa6e1b76ef54ed6db34d595811122ce0"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess.html#aaa6e1b76ef54ed6db34d595811122ce0">process::Subprocess::FD</a></div><div
 class="ttdeci">static IO FD(int_fd fd, IO::FDType 
type=IO::DUPLICATED)</div></div>
-<div class="ttc" 
id="3rdparty_2stout_2include_2stout_2windows_8hpp_html_abd165ee6474b5b75bf075842fff13a04"><div
 class="ttname"><a 
href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#abd165ee6474b5b75bf075842fff13a04">STDOUT_FILENO</a></div><div
 class="ttdeci">#define STDOUT_FILENO</div><div 
class="ttdef"><b>Definition:</b> windows.hpp:154</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_html_a98180558f1427a64a03cf3f656310bc4"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess.html#a98180558f1427a64a03cf3f656310bc4">process::Subprocess::err</a></div><div
 class="ttdeci">Option&lt; int_fd &gt; err() const </div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:269</div></div>
-<div class="ttc" id="namespaceos_html_a8df77ec6d6b8d32d9b287a41bc74cfdc"><div 
class="ttname"><a 
href="namespaceos.html#a8df77ec6d6b8d32d9b287a41bc74cfdc">os::close</a></div><div
 class="ttdeci">Try&lt; Nothing &gt; close(int fd)</div><div 
class="ttdef"><b>Definition:</b> close.hpp:24</div></div>
-<div class="ttc" id="classprocess_1_1Subprocess_1_1IO_html"><div 
class="ttname"><a 
href="classprocess_1_1Subprocess_1_1IO.html">process::Subprocess::IO</a></div><div
 class="ttdoc">Describes how the I/O is redirected for stdin/stdout/stderr. 
</div><div class="ttdef"><b>Definition:</b> subprocess.hpp:61</div></div>
-<div class="ttc" id="classflags_1_1FlagsBase_html"><div class="ttname"><a 
href="classflags_1_1FlagsBase.html">flags::FlagsBase</a></div><div 
class="ttdef"><b>Definition:</b> flags.hpp:44</div></div>
-<div class="ttc" id="3rdparty_2stout_2include_2stout_2flags_8hpp_html"><div 
class="ttname"><a 
href="3rdparty_2stout_2include_2stout_2flags_8hpp.html">flags.hpp</a></div></div>
-<div class="ttc" 
id="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors_html"><div 
class="ttname"><a 
href="structprocess_1_1Subprocess_1_1IO_1_1InputFileDescriptors.html">process::Subprocess::IO::InputFileDescriptors</a></div><div
 class="ttdoc">For input file descriptors a child reads from the read file 
descriptor and a parent may write to the ...</div><div 
class="ttdef"><b>Definition:</b> subprocess.hpp:73</div></div>
-<div class="ttc" 
id="classprocess_1_1Subprocess_1_1IO_html_adb9433454d727de27b2440f729d19990af648d44b624da021da40a80190291380"><div
 class="ttname"><a 
href="classprocess_1_1Subprocess_1_1IO.html#adb9433454d727de27b2440f729d19990af648d44b624da021da40a80190291380">process::Subprocess::IO::DUPLICATED</a></div><div
 class="ttdoc">The file descriptor is duplicated before being passed to the 
subprocess. </div><div class="ttdef"><b>Definition:</b> 
subprocess.hpp:103</div></div>
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helper...</div><div class="ttdef"><b>Definition:</b> 
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