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Posted to commits@mesos.apache.org by gi...@apache.org on 2018/01/24 21:13:55 UTC
[2/4] mesos-site git commit: Updated the website built from mesos
SHA: fa787fc.
http://git-wip-us.apache.org/repos/asf/mesos-site/blob/d0c930e7/content/api/latest/c++/windows_2os_8hpp_source.html
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diff --git a/content/api/latest/c++/windows_2os_8hpp_source.html b/content/api/latest/c++/windows_2os_8hpp_source.html
index c2b05f9..e3874bb 100644
--- a/content/api/latest/c++/windows_2os_8hpp_source.html
+++ b/content/api/latest/c++/windows_2os_8hpp_source.html
@@ -228,784 +228,791 @@
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
-<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// Suspends execution of the calling process until a child specified by `pid`</span></div>
-<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment">// has changed state. Unlike the POSIX standard function `::waitpid`, this</span></div>
-<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// function does not use -1 and 0 to signify errors and nonblocking return.</span></div>
-<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment">// Instead, we return `Result<pid_t>`:</span></div>
-<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// * In case of error, we return `Error` rather than -1. For example, we</span></div>
-<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment">// would return an `Error` in case of `EINVAL`.</span></div>
-<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// * In case of nonblocking return, we return `None` rather than 0. For</span></div>
-<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// example, if we pass `WNOHANG` in the `options`, we would expect 0 to be</span></div>
-<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment">// returned in the case that children specified by `pid` exist, but have</span></div>
-<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment">// not changed state yet. In this case we return `None` instead.</span></div>
-<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment">//</span></div>
-<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment">// NOTE: There are important differences between the POSIX and Windows</span></div>
-<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// implementations of this function:</span></div>
-<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment">// * On POSIX, `pid_t` is a signed number, but on Windows, PIDs are `DWORD`,</span></div>
-<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment">// which is `unsigned long`. Thus, if we use `DWORD` to represent the `pid`</span></div>
-<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment">// argument, passing -1 as the `pid` would (on most modern servers)</span></div>
-<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">// silently convert to a really large `pid`. This is undesirable.</span></div>
-<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment">// * Since it is important to be able to detect -1 has been passed to</span></div>
-<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment">// `os::waitpid`, as a matter of practicality, we choose to:</span></div>
-<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// (1) Use `long` to represent the `pid` argument.</span></div>
-<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// (2) Disable using any value <= 0 for `pid` on Windows.</span></div>
-<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// * This decision is pragmatic. The reasoning is:</span></div>
-<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// (1) The Windows code paths call `os::waitpid` in only a handful of</span></div>
-<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// places, and in none of these conditions do we need `-1` as a value.</span></div>
-<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment">// (2) Since PIDs virtually never take on values outside the range of</span></div>
-<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment">// vanilla signed `long` it is likely that an accidental conversion</span></div>
-<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment">// will never happen.</span></div>
-<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// (3) Even though it is not formalized in the C specification, the</span></div>
-<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// implementation of `long` on the vast majority of production servers</span></div>
-<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// is 2's complement, so we expect that when we accidentally do</span></div>
-<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// implicitly convert from `unsigned long` to `long`, we will "wrap</span></div>
-<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// around" to negative values. And since we've disabled the negative</span></div>
-<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment">// `pid` in the Windows implementation, we should error out.</span></div>
-<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">// * Finally, on Windows, we currently do not check that the process we are</span></div>
-<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// attempting to await is a child process.</span></div>
-<div class="line"><a name="l00212"></a><span class="lineno"><a class="line" href="namespaceos.html#a59caf358baf81de389c29d983b8e21ad"> 212</a></span> <span class="keyword">inline</span> <a class="code" href="classResult.html">Result<pid_t></a> <a class="code" href="namespaceos.html#a48c86262928f59c5c54d0cb0012e2aba">waitpid</a>(<span class="keywordtype">long</span> pid, <span class="keywordtype">int</span>* <a class="code" href="namespaceproc.html#a34396c6140a28f583dc13fee3c3c35d4">status</a>, <span class="keywordtype">int</span> options)</div>
-<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> {</div>
-<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> wait_for_child = (options & <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afa288d86b242c3005425a9c0f1682544">WNOHANG</a>) == 0;</div>
-<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div>
-<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// NOTE: Windows does not implement pids <= 0.</span></div>
-<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">if</span> (pid <= 0) {</div>
-<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  errno = ENOSYS;</div>
-<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>(</div>
-<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="stringliteral">"os::waitpid: Value of pid is '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) +</div>
-<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="stringliteral">"'; the Windows implementation currently does not allow values <= 0"</span>);</div>
-<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (options != 0 && options != <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afa288d86b242c3005425a9c0f1682544">WNOHANG</a>) {</div>
-<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// NOTE: We only support `options == 0` or `options == WNOHANG`. On Windows</span></div>
-<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// no flags other than `WNOHANG` are supported.</span></div>
+<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// NOTE: This exists for compatibility with the POSIX API.</span></div>
+<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespaceos.html#afe5b6cbeb92f2df4f8f6211d8b0c8be4">eraseenv</a>(<span class="keyword">const</span> std::string& key)</div>
+<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> {</div>
+<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <a class="code" href="namespaceos.html#a7471e14f4cbd7e23b5daa21e556f4eb5">unsetenv</a>(key);</div>
+<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> }</div>
+<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
+<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
+<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// Suspends execution of the calling process until a child specified by `pid`</span></div>
+<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment">// has changed state. Unlike the POSIX standard function `::waitpid`, this</span></div>
+<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment">// function does not use -1 and 0 to signify errors and nonblocking return.</span></div>
+<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment">// Instead, we return `Result<pid_t>`:</span></div>
+<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment">// * In case of error, we return `Error` rather than -1. For example, we</span></div>
+<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// would return an `Error` in case of `EINVAL`.</span></div>
+<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment">// * In case of nonblocking return, we return `None` rather than 0. For</span></div>
+<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment">// example, if we pass `WNOHANG` in the `options`, we would expect 0 to be</span></div>
+<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment">// returned in the case that children specified by `pid` exist, but have</span></div>
+<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">// not changed state yet. In this case we return `None` instead.</span></div>
+<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment">//</span></div>
+<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment">// NOTE: There are important differences between the POSIX and Windows</span></div>
+<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// implementations of this function:</span></div>
+<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// * On POSIX, `pid_t` is a signed number, but on Windows, PIDs are `DWORD`,</span></div>
+<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// which is `unsigned long`. Thus, if we use `DWORD` to represent the `pid`</span></div>
+<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// argument, passing -1 as the `pid` would (on most modern servers)</span></div>
+<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// silently convert to a really large `pid`. This is undesirable.</span></div>
+<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment">// * Since it is important to be able to detect -1 has been passed to</span></div>
+<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment">// `os::waitpid`, as a matter of practicality, we choose to:</span></div>
+<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment">// (1) Use `long` to represent the `pid` argument.</span></div>
+<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// (2) Disable using any value <= 0 for `pid` on Windows.</span></div>
+<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// * This decision is pragmatic. The reasoning is:</span></div>
+<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// (1) The Windows code paths call `os::waitpid` in only a handful of</span></div>
+<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// places, and in none of these conditions do we need `-1` as a value.</span></div>
+<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// (2) Since PIDs virtually never take on values outside the range of</span></div>
+<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment">// vanilla signed `long` it is likely that an accidental conversion</span></div>
+<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">// will never happen.</span></div>
+<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// (3) Even though it is not formalized in the C specification, the</span></div>
+<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment">// implementation of `long` on the vast majority of production servers</span></div>
+<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment">// is 2's complement, so we expect that when we accidentally do</span></div>
+<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// implicitly convert from `unsigned long` to `long`, we will "wrap</span></div>
+<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// around" to negative values. And since we've disabled the negative</span></div>
+<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// `pid` in the Windows implementation, we should error out.</span></div>
+<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// * Finally, on Windows, we currently do not check that the process we are</span></div>
+<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// attempting to await is a child process.</span></div>
+<div class="line"><a name="l00219"></a><span class="lineno"><a class="line" href="namespaceos.html#a59caf358baf81de389c29d983b8e21ad"> 219</a></span> <span class="keyword">inline</span> <a class="code" href="classResult.html">Result<pid_t></a> <a class="code" href="namespaceos.html#a48c86262928f59c5c54d0cb0012e2aba">waitpid</a>(<span class="keywordtype">long</span> pid, <span class="keywordtype">int</span>* <a class="code" href="namespaceproc.html#a34396c6140a28f583dc13fee3c3c35d4">status</a>, <span class="keywordtype">int</span> options)</div>
+<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> {</div>
+<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> wait_for_child = (options & <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afa288d86b242c3005425a9c0f1682544">WNOHANG</a>) == 0;</div>
+<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
+<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// NOTE: Windows does not implement pids <= 0.</span></div>
+<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">if</span> (pid <= 0) {</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  errno = ENOSYS;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>(</div>
-<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="stringliteral">"os::waitpid: Only flag `WNOHANG` is implemented on Windows"</span>);</div>
-<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div>
-<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
-<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// TODO(hausdorff): Check that `pid` is one of the child processes. If not,</span></div>
-<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// set `errno` to `ECHILD` and return -1.</span></div>
-<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
-<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// Open the child process as a safe `SharedHandle`.</span></div>
-<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">const</span> <a class="code" href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">HANDLE</a> <a class="code" href="namespaceos.html#ae19e4161a51b86a1f330f3bf1dc75389">process</a> = ::OpenProcess(</div>
-<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  PROCESS_QUERY_INFORMATION | SYNCHRONIZE,</div>
-<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  FALSE,</div>
-<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  static_cast<DWORD>(pid));</div>
-<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div>
-<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">if</span> (process == <span class="keyword">nullptr</span>) {</div>
-<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(<span class="stringliteral">"os::waitpid: Failed to open process for pid '"</span> +</div>
-<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) + <span class="stringliteral">"'"</span>);</div>
-<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div>
-<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div>
-<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="classSharedHandle.html">SharedHandle</a> scoped_process(process, ::CloseHandle);</div>
+<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="stringliteral">"os::waitpid: Value of pid is '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) +</div>
+<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="stringliteral">"'; the Windows implementation currently does not allow values <= 0"</span>);</div>
+<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (options != 0 && options != <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afa288d86b242c3005425a9c0f1682544">WNOHANG</a>) {</div>
+<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// NOTE: We only support `options == 0` or `options == WNOHANG`. On Windows</span></div>
+<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// no flags other than `WNOHANG` are supported.</span></div>
+<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  errno = ENOSYS;</div>
+<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>(</div>
+<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="stringliteral">"os::waitpid: Only flag `WNOHANG` is implemented on Windows"</span>);</div>
+<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
+<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
+<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// TODO(hausdorff): Check that `pid` is one of the child processes. If not,</span></div>
+<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// set `errno` to `ECHILD` and return -1.</span></div>
+<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div>
+<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// Open the child process as a safe `SharedHandle`.</span></div>
+<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">const</span> <a class="code" href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">HANDLE</a> <a class="code" href="namespaceos.html#ae19e4161a51b86a1f330f3bf1dc75389">process</a> = ::OpenProcess(</div>
+<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  PROCESS_QUERY_INFORMATION | SYNCHRONIZE,</div>
+<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  FALSE,</div>
+<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  static_cast<DWORD>(pid));</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
-<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// If `WNOHANG` flag is set, don't wait. Otherwise, wait for child to</span></div>
-<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// terminate.</span></div>
-<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">const</span> DWORD wait_time = wait_for_child ? INFINITE : 0;</div>
-<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">const</span> DWORD wait_results = ::WaitForSingleObject(</div>
-<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  scoped_process.get(),</div>
-<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  wait_time);</div>
+<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">if</span> (process == <span class="keyword">nullptr</span>) {</div>
+<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(<span class="stringliteral">"os::waitpid: Failed to open process for pid '"</span> +</div>
+<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) + <span class="stringliteral">"'"</span>);</div>
+<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div>
+<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
+<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="classSharedHandle.html">SharedHandle</a> scoped_process(process, ::CloseHandle);</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
-<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// Verify our wait exited correctly.</span></div>
-<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> state_signaled = wait_results == WAIT_OBJECT_0;</div>
-<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordflow">if</span> (options == 0 && !state_signaled) {</div>
-<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// If `WNOHANG` is not set, then we should have stopped waiting only for a</span></div>
-<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// state change in `scoped_process`.</span></div>
-<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  errno = ECHILD;</div>
-<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
-<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="stringliteral">"os::waitpid: Failed to wait for pid '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) +</div>
-<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="stringliteral">"'. `::WaitForSingleObject` should have waited for child process to "</span> +</div>
-<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="stringliteral">"exit, but returned code '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(wait_results) +</div>
-<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="stringliteral">"' instead"</span>);</div>
-<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (wait_for_child && !state_signaled &&</div>
-<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  wait_results != WAIT_TIMEOUT) {</div>
-<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// If `WNOHANG` is set, then a successful wait should report either a</span></div>
-<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// timeout (since we set the time to wait to `0`), or a successful state</span></div>
-<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// change of `scoped_process`. Anything else is an error.</span></div>
-<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  errno = ECHILD;</div>
-<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
-<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="stringliteral">"os::waitpid: Failed to wait for pid '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) +</div>
-<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="stringliteral">"'. `ENOHANG` flag was passed in, so `::WaitForSingleObject` should "</span> +</div>
-<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="stringliteral">"have either returned `WAIT_OBJECT_0` or `WAIT_TIMEOUT` (the "</span> +</div>
-<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="stringliteral">"timeout was set to 0, because we are not waiting for the child), "</span> +</div>
-<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="stringliteral">"but instead returned code '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(wait_results) + <span class="stringliteral">"'"</span>);</div>
-<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  }</div>
-<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> </div>
-<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">if</span> (!wait_for_child && wait_results == WAIT_TIMEOUT) {</div>
-<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// Success. `ENOHANG` was set and we got a timeout, so return `None` (POSIX</span></div>
-<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// `::waitpid` would return 0 here).</span></div>
-<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div>
-<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  }</div>
-<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
-<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">// Attempt to retrieve exit code from child process. Store that exit code in</span></div>
-<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">// the `status` variable if it's `nullptr`.</span></div>
-<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  DWORD child_exit_code = 0;</div>
-<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">if</span> (!::GetExitCodeProcess(scoped_process.get(), &child_exit_code)) {</div>
-<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  errno = ECHILD;</div>
-<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
-<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="stringliteral">"os::waitpid: Successfully waited on child process with pid '"</span> +</div>
-<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  std::to_string(pid) + <span class="stringliteral">"', but could not retrieve exit code"</span>);</div>
-<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
-<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
-<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">if</span> (status != <span class="keyword">nullptr</span>) {</div>
-<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  *status = child_exit_code;</div>
-<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  }</div>
-<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div>
-<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// Success. Return pid of the child process for which the status is reported.</span></div>
-<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">return</span> pid;</div>
-<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> }</div>
-<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div>
-<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
-<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="keyword">inline</span> std::string <a class="code" href="namespaceos.html#a73c0258b355f6a38f3809bcd16a8f25a">hstrerror</a>(<span class="keywordtype">int</span> err) = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// If `WNOHANG` flag is set, don't wait. Otherwise, wait for child to</span></div>
+<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">// terminate.</span></div>
+<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">const</span> DWORD wait_time = wait_for_child ? INFINITE : 0;</div>
+<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keyword">const</span> DWORD wait_results = ::WaitForSingleObject(</div>
+<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  scoped_process.get(),</div>
+<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  wait_time);</div>
+<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
+<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// Verify our wait exited correctly.</span></div>
+<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> state_signaled = wait_results == WAIT_OBJECT_0;</div>
+<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">if</span> (options == 0 && !state_signaled) {</div>
+<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// If `WNOHANG` is not set, then we should have stopped waiting only for a</span></div>
+<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// state change in `scoped_process`.</span></div>
+<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  errno = ECHILD;</div>
+<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
+<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="stringliteral">"os::waitpid: Failed to wait for pid '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) +</div>
+<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="stringliteral">"'. `::WaitForSingleObject` should have waited for child process to "</span> +</div>
+<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="stringliteral">"exit, but returned code '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(wait_results) +</div>
+<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="stringliteral">"' instead"</span>);</div>
+<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (wait_for_child && !state_signaled &&</div>
+<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  wait_results != WAIT_TIMEOUT) {</div>
+<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// If `WNOHANG` is set, then a successful wait should report either a</span></div>
+<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// timeout (since we set the time to wait to `0`), or a successful state</span></div>
+<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">// change of `scoped_process`. Anything else is an error.</span></div>
+<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  errno = ECHILD;</div>
+<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
+<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="stringliteral">"os::waitpid: Failed to wait for pid '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(pid) +</div>
+<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="stringliteral">"'. `ENOHANG` flag was passed in, so `::WaitForSingleObject` should "</span> +</div>
+<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="stringliteral">"have either returned `WAIT_OBJECT_0` or `WAIT_TIMEOUT` (the "</span> +</div>
+<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="stringliteral">"timeout was set to 0, because we are not waiting for the child), "</span> +</div>
+<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="stringliteral">"but instead returned code '"</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(wait_results) + <span class="stringliteral">"'"</span>);</div>
+<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  }</div>
+<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div>
+<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">if</span> (!wait_for_child && wait_results == WAIT_TIMEOUT) {</div>
+<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="comment">// Success. `ENOHANG` was set and we got a timeout, so return `None` (POSIX</span></div>
+<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">// `::waitpid` would return 0 here).</span></div>
+<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div>
+<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  }</div>
+<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
+<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">// Attempt to retrieve exit code from child process. Store that exit code in</span></div>
+<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="comment">// the `status` variable if it's `nullptr`.</span></div>
+<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  DWORD child_exit_code = 0;</div>
+<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">if</span> (!::GetExitCodeProcess(scoped_process.get(), &child_exit_code)) {</div>
+<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  errno = ECHILD;</div>
+<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
+<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="stringliteral">"os::waitpid: Successfully waited on child process with pid '"</span> +</div>
+<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  std::to_string(pid) + <span class="stringliteral">"', but could not retrieve exit code"</span>);</div>
+<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  }</div>
+<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
+<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">if</span> (status != <span class="keyword">nullptr</span>) {</div>
+<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  *status = child_exit_code;</div>
+<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  }</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div>
-<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
-<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#a9ea4b5bd8ccef02c74ceb9b4a497baab">chown</a>(</div>
-<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afc544433253791fc5f87b8203c9b6e63">uid_t</a> <a class="code" href="namespaceos_1_1stat.html#a96066cfc01f1f62fc25b56f6915800eb">uid</a>,</div>
-<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a78ecefd3a9f3f0c110b9f6f038b690eb">gid_t</a> gid,</div>
-<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keyword">const</span> std::string& path,</div>
-<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordtype">bool</span> recursive) = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">// Success. Return pid of the child process for which the status is reported.</span></div>
+<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">return</span> pid;</div>
+<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> }</div>
+<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> </div>
+<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div>
+<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="keyword">inline</span> std::string <a class="code" href="namespaceos.html#a73c0258b355f6a38f3809bcd16a8f25a">hstrerror</a>(<span class="keywordtype">int</span> err) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div>
-<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#ab9f08ced036cc5156a11a86090768bb5">chmod</a>(<span class="keyword">const</span> std::string& path, <span class="keywordtype">int</span> <a class="code" href="namespaceos_1_1stat.html#afc51654ad486693167c300612bf8ebfa">mode</a>) = <span class="keyword">delete</span>;</div>
-<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div>
-<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div>
-<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#accb0757a8d9eca48dd31c4c433d17cfd">mknod</a>(</div>
-<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">const</span> std::string& path,</div>
-<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a8a35dd1207a16dfa8b1d4163176d828c">mode_t</a> <a class="code" href="namespaceos_1_1stat.html#afc51654ad486693167c300612bf8ebfa">mode</a>,</div>
-<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  dev_t <a class="code" href="namespaceos_1_1stat.html#a083c9ff4aefeba1a75a27e6a6d6e2a71">dev</a>) = <span class="keyword">delete</span>;</div>
-<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
+<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#a9ea4b5bd8ccef02c74ceb9b4a497baab">chown</a>(</div>
+<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#afc544433253791fc5f87b8203c9b6e63">uid_t</a> <a class="code" href="namespaceos_1_1stat.html#a96066cfc01f1f62fc25b56f6915800eb">uid</a>,</div>
+<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a78ecefd3a9f3f0c110b9f6f038b690eb">gid_t</a> gid,</div>
+<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keyword">const</span> std::string& path,</div>
+<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordtype">bool</span> recursive) = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
+<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div>
+<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#ab9f08ced036cc5156a11a86090768bb5">chmod</a>(<span class="keyword">const</span> std::string& path, <span class="keywordtype">int</span> <a class="code" href="namespaceos_1_1stat.html#afc51654ad486693167c300612bf8ebfa">mode</a>) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div>
-<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment">// Suspends execution for the given duration.</span></div>
-<div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="comment">// NOTE: This implementation features a millisecond-resolution sleep API, while</span></div>
-<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment">// the POSIX version uses a nanosecond-resolution sleep API. As of this writing,</span></div>
-<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment">// Mesos only requires millisecond resolution, so this is ok for now.</span></div>
-<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#ab2b826c68a25af9e9ef47c570c36e137">sleep</a>(<span class="keyword">const</span> <a class="code" href="classDuration.html">Duration</a>& duration)</div>
-<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> {</div>
-<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  ::Sleep(static_cast<DWORD>(duration.<a class="code" href="classDuration.html#a05ddd6a9f21b82dba6313f81418f53d2">ms</a>()));</div>
-<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div>
-<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div>
-<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> }</div>
-<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
-<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div>
-<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment">// Returns the list of files that match the given (shell) pattern.</span></div>
-<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment">// NOTE: Deleted on Windows, as a POSIX-API-compliant `glob` is much more</span></div>
-<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment">// trouble than its worth, considering our relatively simple usage.</span></div>
-<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<std::list<std::string></a>> <a class="code" href="namespaceos.html#a781ae694650dd3c6addab2a383a8c422">glob</a>(<span class="keyword">const</span> std::string& pattern) = <span class="keyword">delete</span>;</div>
-<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
+<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
+<div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#accb0757a8d9eca48dd31c4c433d17cfd">mknod</a>(</div>
+<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keyword">const</span> std::string& path,</div>
+<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a8a35dd1207a16dfa8b1d4163176d828c">mode_t</a> <a class="code" href="namespaceos_1_1stat.html#afc51654ad486693167c300612bf8ebfa">mode</a>,</div>
+<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  dev_t <a class="code" href="namespaceos_1_1stat.html#a083c9ff4aefeba1a75a27e6a6d6e2a71">dev</a>) = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div>
+<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
+<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment">// Suspends execution for the given duration.</span></div>
+<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment">// NOTE: This implementation features a millisecond-resolution sleep API, while</span></div>
+<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment">// the POSIX version uses a nanosecond-resolution sleep API. As of this writing,</span></div>
+<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment">// Mesos only requires millisecond resolution, so this is ok for now.</span></div>
+<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#ab2b826c68a25af9e9ef47c570c36e137">sleep</a>(<span class="keyword">const</span> <a class="code" href="classDuration.html">Duration</a>& duration)</div>
+<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> {</div>
+<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  ::Sleep(static_cast<DWORD>(duration.<a class="code" href="classDuration.html#a05ddd6a9f21b82dba6313f81418f53d2">ms</a>()));</div>
+<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div>
+<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div>
+<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> }</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
-<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment">// Returns the total number of cpus (cores).</span></div>
-<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<long></a> <a class="code" href="namespaceos.html#afd08813156fea899c86b340d9767a8cd">cpus</a>()</div>
-<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> {</div>
-<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  SYSTEM_INFO sys_info;</div>
-<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  ::GetSystemInfo(&sys_info);</div>
-<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">long</span><span class="keyword">></span>(sys_info.dwNumberOfProcessors);</div>
-<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> }</div>
-<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div>
-<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="comment">// Returns load struct with average system loads for the last</span></div>
-<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="comment">// 1, 5 and 15 minutes respectively.</span></div>
-<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment">// Load values should be interpreted as usual average loads from</span></div>
-<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">// uptime(1).</span></div>
-<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Load></a> <a class="code" href="namespaceos.html#ad932e3876b339c61b03abc575ad3943b">loadavg</a>()</div>
-<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> {</div>
-<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">// No Windows equivalent, return an error until there is a need. We can</span></div>
-<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// construct an approximation of this function by periodically polling</span></div>
-<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="comment">// `GetSystemTimes` and using a sliding window of statistics.</span></div>
-<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(ERROR_NOT_SUPPORTED,</div>
-<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="stringliteral">"Failed to determine system load averages"</span>);</div>
-<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> }</div>
-<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div>
-<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div>
-<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="comment">// Returns the total size of main and free memory.</span></div>
-<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Memory></a> <a class="code" href="namespaceos.html#a23a7b8f4b4c145ad212381e89d4b6dc4">memory</a>()</div>
-<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> {</div>
-<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  Memory <a class="code" href="namespaceos.html#a23a7b8f4b4c145ad212381e89d4b6dc4">memory</a>;</div>
-<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
-<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  MEMORYSTATUSEX memory_status;</div>
-<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  memory_status.dwLength = <span class="keyword">sizeof</span>(MEMORYSTATUSEX);</div>
-<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">if</span> (!::GlobalMemoryStatusEx(&memory_status)) {</div>
-<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(<span class="stringliteral">"os::memory: Call to `GlobalMemoryStatusEx` failed"</span>);</div>
-<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  }</div>
-<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div>
-<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  memory.total = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullTotalPhys);</div>
-<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  memory.free = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullAvailPhys);</div>
-<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  memory.totalSwap = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullTotalPageFile);</div>
-<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  memory.freeSwap = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullAvailPageFile);</div>
-<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div>
-<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceos.html#a23a7b8f4b4c145ad212381e89d4b6dc4">memory</a>;</div>
-<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> }</div>
-<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div>
-<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> </div>
-<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Version></a> <a class="code" href="namespaceos.html#a079aa1b108c567735620a14ea2a2e506">release</a>() = <span class="keyword">delete</span>;</div>
-<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> </div>
+<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div>
+<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment">// Returns the list of files that match the given (shell) pattern.</span></div>
+<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment">// NOTE: Deleted on Windows, as a POSIX-API-compliant `glob` is much more</span></div>
+<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment">// trouble than its worth, considering our relatively simple usage.</span></div>
+<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<std::list<std::string></a>> <a class="code" href="namespaceos.html#a781ae694650dd3c6addab2a383a8c422">glob</a>(<span class="keyword">const</span> std::string& pattern) = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> </div>
+<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> </div>
+<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="comment">// Returns the total number of cpus (cores).</span></div>
+<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<long></a> <a class="code" href="namespaceos.html#afd08813156fea899c86b340d9767a8cd">cpus</a>()</div>
+<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> {</div>
+<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  SYSTEM_INFO sys_info;</div>
+<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  ::GetSystemInfo(&sys_info);</div>
+<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">long</span><span class="keyword">></span>(sys_info.dwNumberOfProcessors);</div>
+<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> }</div>
+<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> </div>
+<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment">// Returns load struct with average system loads for the last</span></div>
+<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="comment">// 1, 5 and 15 minutes respectively.</span></div>
+<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="comment">// Load values should be interpreted as usual average loads from</span></div>
+<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="comment">// uptime(1).</span></div>
+<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Load></a> <a class="code" href="namespaceos.html#ad932e3876b339c61b03abc575ad3943b">loadavg</a>()</div>
+<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> {</div>
+<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="comment">// No Windows equivalent, return an error until there is a need. We can</span></div>
+<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="comment">// construct an approximation of this function by periodically polling</span></div>
+<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="comment">// `GetSystemTimes` and using a sliding window of statistics.</span></div>
+<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(ERROR_NOT_SUPPORTED,</div>
+<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="stringliteral">"Failed to determine system load averages"</span>);</div>
+<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> }</div>
+<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> </div>
+<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div>
+<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="comment">// Returns the total size of main and free memory.</span></div>
+<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Memory></a> <a class="code" href="namespaceos.html#a23a7b8f4b4c145ad212381e89d4b6dc4">memory</a>()</div>
+<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> {</div>
+<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  Memory <a class="code" href="namespaceos.html#a23a7b8f4b4c145ad212381e89d4b6dc4">memory</a>;</div>
+<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
+<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  MEMORYSTATUSEX memory_status;</div>
+<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  memory_status.dwLength = <span class="keyword">sizeof</span>(MEMORYSTATUSEX);</div>
+<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">if</span> (!::GlobalMemoryStatusEx(&memory_status)) {</div>
+<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(<span class="stringliteral">"os::memory: Call to `GlobalMemoryStatusEx` failed"</span>);</div>
+<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  }</div>
+<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div>
+<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  memory.total = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullTotalPhys);</div>
+<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  memory.free = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullAvailPhys);</div>
+<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  memory.totalSwap = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullTotalPageFile);</div>
+<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  memory.freeSwap = <a class="code" href="classBytes.html">Bytes</a>(memory_status.ullAvailPageFile);</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
-<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment">// Return the system information.</span></div>
-<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<UTSInfo></a> <a class="code" href="namespaceos.html#afc96a896b632cb0942b317a1f8543919">uname</a>() = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceos.html#a23a7b8f4b4c145ad212381e89d4b6dc4">memory</a>;</div>
+<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> }</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
-<div class="line"><a name="l00389"></a><span class="lineno"><a class="line" href="namespaceos.html#a5e0295f0e3bae2bd29d86803f9293b5d"> 389</a></span> <span class="keyword">inline</span> tm* <a class="code" href="namespaceos.html#a5e0295f0e3bae2bd29d86803f9293b5d">gmtime_r</a>(<span class="keyword">const</span> time_t* timep, tm* result)</div>
-<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> {</div>
-<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  return ::gmtime_s(result, timep) == ERROR_SUCCESS ? result : <span class="keyword">nullptr</span>;</div>
-<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> }</div>
-<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> </div>
+<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Version></a> <a class="code" href="namespaceos.html#a079aa1b108c567735620a14ea2a2e506">release</a>() = <span class="keyword">delete</span>;</div>
+<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div>
+<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div>
+<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment">// Return the system information.</span></div>
+<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<UTSInfo></a> <a class="code" href="namespaceos.html#afc96a896b632cb0942b317a1f8543919">uname</a>() = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div>
-<div class="line"><a name="l00395"></a><span class="lineno"><a class="line" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747"> 395</a></span> <span class="keyword">inline</span> <a class="code" href="classResult.html">Result<PROCESSENTRY32W></a> <a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>(<a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a> pid)</div>
-<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> {</div>
-<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="comment">// Get a snapshot of the processes in the system. NOTE: We should not check</span></div>
-<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="comment">// whether the handle is `nullptr`, because this API will always return</span></div>
-<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">// `INVALID_HANDLE_VALUE` on error.</span></div>
-<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <a class="code" href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">HANDLE</a> snapshot_handle = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, pid);</div>
-<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span> (snapshot_handle == INVALID_HANDLE_VALUE) {</div>
-<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
-<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="stringliteral">"os::process_entry: Call to `CreateToolhelp32Snapshot` failed"</span>);</div>
-<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  }</div>
-<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> </div>
-<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <a class="code" href="classSharedHandle.html">SharedHandle</a> safe_snapshot_handle(snapshot_handle, ::CloseHandle);</div>
-<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div>
-<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="comment">// Initialize process entry.</span></div>
-<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  PROCESSENTRY32W <a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>;</div>
-<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  memset(&process_entry, 0, <span class="keyword">sizeof</span>(process_entry));</div>
-<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  process_entry.dwSize = <span class="keyword">sizeof</span>(<a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>);</div>
+<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> </div>
+<div class="line"><a name="l00396"></a><span class="lineno"><a class="line" href="namespaceos.html#a5e0295f0e3bae2bd29d86803f9293b5d"> 396</a></span> <span class="keyword">inline</span> tm* <a class="code" href="namespaceos.html#a5e0295f0e3bae2bd29d86803f9293b5d">gmtime_r</a>(<span class="keyword">const</span> time_t* timep, tm* result)</div>
+<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> {</div>
+<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  return ::gmtime_s(result, timep) == ERROR_SUCCESS ? result : <span class="keyword">nullptr</span>;</div>
+<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> }</div>
+<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> </div>
+<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div>
+<div class="line"><a name="l00402"></a><span class="lineno"><a class="line" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747"> 402</a></span> <span class="keyword">inline</span> <a class="code" href="classResult.html">Result<PROCESSENTRY32W></a> <a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>(<a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a> pid)</div>
+<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> {</div>
+<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="comment">// Get a snapshot of the processes in the system. NOTE: We should not check</span></div>
+<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="comment">// whether the handle is `nullptr`, because this API will always return</span></div>
+<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment">// `INVALID_HANDLE_VALUE` on error.</span></div>
+<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <a class="code" href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">HANDLE</a> snapshot_handle = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, pid);</div>
+<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">if</span> (snapshot_handle == INVALID_HANDLE_VALUE) {</div>
+<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
+<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="stringliteral">"os::process_entry: Call to `CreateToolhelp32Snapshot` failed"</span>);</div>
+<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  }</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> </div>
-<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="comment">// Get first process so that we can loop through process entries until we</span></div>
-<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="comment">// find the one we care about.</span></div>
-<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  SetLastError(ERROR_SUCCESS);</div>
-<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  BOOL has_next = Process32First(safe_snapshot_handle.get(), &<a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>);</div>
-<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> (has_next == FALSE) {</div>
-<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="comment">// No first process was found. We should never be here; it is arguable we</span></div>
-<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="comment">// should return `None`, since we won't find the PID we're looking for, but</span></div>
-<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="comment">// we elect to return `Error` because something terrible has probably</span></div>
-<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="comment">// happened.</span></div>
-<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">if</span> (::GetLastError() != ERROR_SUCCESS) {</div>
-<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(<span class="stringliteral">"os::process_entry: Call to `Process32First` failed"</span>);</div>
-<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  } <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"os::process_entry: Call to `Process32First` failed"</span>);</div>
-<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  }</div>
-<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div>
-<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div>
-<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="comment">// Loop through processes until we find the one we're looking for.</span></div>
-<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">while</span> (has_next == TRUE) {</div>
-<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (process_entry.th32ProcessID == pid) {</div>
-<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="comment">// Process found.</span></div>
-<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>;</div>
-<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  }</div>
+<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <a class="code" href="classSharedHandle.html">SharedHandle</a> safe_snapshot_handle(snapshot_handle, ::CloseHandle);</div>
+<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
+<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="comment">// Initialize process entry.</span></div>
+<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  PROCESSENTRY32W <a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>;</div>
+<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  memset(&process_entry, 0, <span class="keyword">sizeof</span>(process_entry));</div>
+<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  process_entry.dwSize = <span class="keyword">sizeof</span>(<a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>);</div>
+<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div>
+<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="comment">// Get first process so that we can loop through process entries until we</span></div>
+<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="comment">// find the one we care about.</span></div>
+<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  SetLastError(ERROR_SUCCESS);</div>
+<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  BOOL has_next = Process32First(safe_snapshot_handle.get(), &<a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>);</div>
+<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordflow">if</span> (has_next == FALSE) {</div>
+<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="comment">// No first process was found. We should never be here; it is arguable we</span></div>
+<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="comment">// should return `None`, since we won't find the PID we're looking for, but</span></div>
+<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="comment">// we elect to return `Error` because something terrible has probably</span></div>
+<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="comment">// happened.</span></div>
+<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">if</span> (::GetLastError() != ERROR_SUCCESS) {</div>
+<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(<span class="stringliteral">"os::process_entry: Call to `Process32First` failed"</span>);</div>
+<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  } <span class="keywordflow">else</span> {</div>
+<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"os::process_entry: Call to `Process32First` failed"</span>);</div>
+<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  }</div>
+<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  }</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> </div>
-<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  has_next = Process32Next(safe_snapshot_handle.get(), &<a class="code" href="namespaceos.html#a64774f3176080d29eedcee42ae23c747">process_entry</a>);</div>
-<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">if</span> (has_next == FALSE) {</div>
-<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  DWORD last_error = ::GetLastError();</div>
-<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (last_error != ERROR_NO_MORE_FILES && last_error != ERROR_SUCCESS) {</div>
-<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>(</div>
-<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="stringliteral">"os::process_entry: Call to `Process32Next` failed"</span>);</div>
-<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  }</div>
-<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  }</div>
-<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  }</div>
-<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div>
-<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div>
-<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> }</div>
-<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> </div>
-<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> </div>
-<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment">// Generate a `Process` object for the process associated with `pid`. If</span></div>
-<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment">// process is not found, we return `None`; error is reserved for the case where</span></div>
-<div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="comment">// something went wrong.</span></div>
-<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="keyword">inline</span> <a class="code" href="classResult.html">Result<Process></a> <a class="code" href="namespaceos.html#ae19e4161a51b86a1f330f3bf1dc75389">process</a>(<a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a> pid)</div>
-<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> {</div>
-<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">if</span> (pid == 0) {</div>
-<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="comment">// The 0th PID is that of the System Idle Process on Windows. However, it is</span></div>
-<div class="line"><a name="l00457"></a><span class="lineno">
<TRUNCATED>