http://git-wip-us.apache.org/repos/asf/mesos-site/blob/e6085b1f/content/api/latest/c++/posix_2exists_8hpp_source.html ---------------------------------------------------------------------- diff --git a/content/api/latest/c++/posix_2exists_8hpp_source.html b/content/api/latest/c++/posix_2exists_8hpp_source.html index baccc7b..84f5608 100644 --- a/content/api/latest/c++/posix_2exists_8hpp_source.html +++ b/content/api/latest/c++/posix_2exists_8hpp_source.html @@ -55,7 +55,7 @@ <a href="posix_2exists_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// </span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div clas s="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef __STOUT_OS_POSIX_EXISTS_HPP__</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define __STOUT_OS_POSIX_EXISTS_HPP__</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <errno.h></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <signal.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <sys/stat.h></span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="li ne"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">namespace </span><a class="code" href="namespaceos.html">os</a> {</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="namespaceos.html#a69b3969276ffa4cb698b9431ee43bd7c"> 26</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespaceos.html#a69b3969276ffa4cb698b9431ee43bd7c">exists</a>(<span class="keyword">const</span> std::string& <a class="code" href="namespacepath.html">path</a>)</div><div class="line"><a na me="l00027"></a><span class="lineno"> 27</span> {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">struct </span><a class="code" href="namespacecgroups.html#a78e3c7ca2e422779908eec45f859d757">stat</a> s;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">if</span> (::lstat(path.c_str(), &s) < 0) {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  }</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</ span> }</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// Determine if the process identified by pid exists.</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// NOTE: Zombie processes have a pid and therefore exist. See os::process(pid)</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// to get details of a process.</span></div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="namespaceos.html#a066345498343ec3c98e6493638b9ed50"> 40</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespaceos.html#a69b3969276ffa4cb698b9431ee43bd7c">exists </a>(<a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#ab03ced250ed239bc3b50b669493997f9">pid_t</a> pid)</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// The special signal 0 is used to check if the process exists; see kill(2).</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="comment">// If the current user does not have permission to signal pid, but it does</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="comment">// exist, then ::kill will return -1 and set errno == EPERM.</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">if</span> (::<a class="code" href="namespaceos.html#a45423d28aabced8c82165ee906930732">kill</a>(pid, 0) == 0 || errno == EPERM) {</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> } <span class="comment">// namespace os {</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line" ><a name="l00055"></a><span class="lineno"> 55</span> <span >class="preprocessor">#endif // __STOUT_OS_POSIX_EXISTS_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> >path.hpp:26</div></div> <div class="ttc" id="namespaceos_html_a69b3969276ffa4cb698b9431ee43bd7c"><div class="ttname"><a href="namespaceos.html#a69b3969276ffa4cb698b9431ee43bd7c">os::exists</a></div><div class="ttdeci">bool exists(const std::string &path)</div><div class="ttdef"><b>Definition:</b> exists.hpp:26</div></div> <div class="ttc" id="namespaceos_html"><div class="ttname"><a href="namespaceos.html">os</a></div><div class="ttdef"><b>Definition:</b> posix_signalhandler.hpp:23</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:187</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="namespacecgroups_html_a78e3c7ca2e422779908eec45f859d757"><div class="ttname"><a href="namespacecgroups.html#a78e3c7ca2e422779908eec45f859d757">cgroups::stat</a></div><div class="ttdeci">Try< hashmap< std::string, uint64_t > > stat(const std::string &hierarchy, const std::string &cgroup, const std::string &file)</div></div> <div class="ttc" id="namespaceos_html_a45423d28aabced8c82165ee906930732"><div class="ttname"><a href="namespaceos.html#a45423d28aabced8c82165ee906930732">os::kill</a></div><div class="ttdeci">int kill(pid_t pid, int sig)</div><div class="ttdef"><b>Definition:</b> kill.hpp:21</div></div> </div><!-- fragment --></div><!-- contents -->
http://git-wip-us.apache.org/repos/asf/mesos-site/blob/e6085b1f/content/api/latest/c++/posix_2fcntl_8hpp_source.html ---------------------------------------------------------------------- diff --git a/content/api/latest/c++/posix_2fcntl_8hpp_source.html b/content/api/latest/c++/posix_2fcntl_8hpp_source.html index a119d05..9bd4372 100644 --- a/content/api/latest/c++/posix_2fcntl_8hpp_source.html +++ b/content/api/latest/c++/posix_2fcntl_8hpp_source.html @@ -52,7 +52,8 @@ <div class="title">fcntl.hpp</div> </div> </div><!--header--> <div class="contents"> -<a href="posix_2fcntl_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//< /span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class ="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef __STOUT_OS_POSIX_FCNTL_HPP__</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define __STOUT_OS_POSIX_FCNTL_HPP__</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <fcntl.h></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <<a class="code" href="nothing_8hpp.html">stout/nothing.hpp</a>></span></div ><div class="line"><a name="l00020"></a><span class="lineno"> >20</span> <span class="preprocessor">#include <<a class="code" >href="try_8hpp.html">stout/try.hpp</a>></span></div><div class="line"><a >name="l00021"></a><span class="lineno"> 21</span> </div><div >class="line"><a name="l00022"></a><span class="lineno"> >22</span> </div><div class="line"><a name="l00023"></a><span >class="lineno"> 23</span> <span class="comment">// TODO(jieyu): >Consider introducing a general os::fcntl function</span></div><div >class="line"><a name="l00024"></a><span class="lineno"> >24</span> <span class="comment">// which allows us to get/set multiple >flags in one call.</span></div><div class="line"><a name="l00025"></a><span >class="lineno"> 25</span> <span class="keyword">namespace </span><a >class="code" href="namespaceos.html">os</a> {</div><div class="line"><a >name="l00026"></a><span class="lineno"> 26</span> </div><div >class="line"><a name="l00027">< /a><span class="lineno"><a class="line" href="namespaceos.html#a7d71bda07a41304403b0e13aa47f0764"> 27</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#a7d71bda07a41304403b0e13aa47f0764">cloexec</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordtype">int</span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFD);</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> <a class="code" href=" classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  }</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">if</span> (::fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1) {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  }</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</ span> }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="namespaceos.html#aab17ac89b279bf4c1b5a0625db845f90"> 43</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#aab17ac89b279bf4c1b5a0625db845f90">unsetCloexec</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">int</span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFD);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="li neno"> 47</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">if</span> (::fcntl(fd, F_SETFD, flags & ~FD_CLOEXEC) == -1) {</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  }</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line" ><a name="l00055"></a><span class="lineno"> 55</span>  <span >class="keywordflow">return</span> <a class="code" >href="structNothing.html">Nothing</a>();</div><div class="line"><a >name="l00056"></a><span class="lineno"> 56</span> }</div><div >class="line"><a name="l00057"></a><span class="lineno"> >57</span> </div><div class="line"><a name="l00058"></a><span >class="lineno"> 58</span> </div><div class="line"><a >name="l00059"></a><span class="lineno"><a class="line" >href="namespaceos.html#a32281111157c19876d8dd6dac7cdbc13"> >59</a></span> <span class="keyword">inline</span> <a class="code" >href="classTry.html">Try<bool></a> <a class="code" >href="namespaceos.html#a32281111157c19876d8dd6dac7cdbc13">isCloexec</a>(<span >class="keywordtype">int</span> fd)</div><div class="line"><a >name="l00060"></a><span class="lineno"> 60</span> {</div><div >class="line"><a name="l00061"></a><span class="lineno"> 61</span>  ><span class="keywordtype">int</ span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFD);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">return</span> (flags & FD_CLOEXEC) != 0;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><di v class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="namespaceos.html#adcd5b59146bb45a7ba431120a0d3b464"> 71</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#adcd5b59146bb45a7ba431120a0d3b464">nonblock</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">int</span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFL);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name= "l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> (::fcntl(fd, F_SETFL, flags | <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a77e5b4350976a72c8b7592fcf5339d2c">O_NONBLOCK</a>) == -1) {</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line">< a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> }</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="namespaceos.html#a238d27a90a749967761c1019d27b7e83"> 87</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<bool></a> <a class="code" href="namespaceos.html#a238d27a90a749967761c1019d27b7e83">isNonblock</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">int</s pan> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFL);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> (flags & <a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a77e5b4350976a72c8b7592fcf5339d2c">O_NONBLOCK</a>) != 0;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> }</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> } <span class="comment">// namespace os {</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif // __STOUT_OS_POSIX_FCNTL_HPP__</span></div><div class="ttc" id="structNothing_html"><div class="ttname"><a href="structNothing.html">Nothing</a></div><div class="ttdef"><b>Definition:</b> nothing.hpp:16</div></div> +<a href="posix_2fcntl_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//< /span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class ="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef __STOUT_OS_POSIX_FCNTL_HPP__</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define __STOUT_OS_POSIX_FCNTL_HPP__</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <fcntl.h></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <<a class="code" href="nothing_8hpp.html">stout/nothing.hpp</a>></span></div ><div class="line"><a name="l00020"></a><span class="lineno"> >20</span> <span class="preprocessor">#include <<a class="code" >href="try_8hpp.html">stout/try.hpp</a>></span></div><div class="line"><a >name="l00021"></a><span class="lineno"> 21</span> </div><div >class="line"><a name="l00022"></a><span class="lineno"> >22</span> </div><div class="line"><a name="l00023"></a><span >class="lineno"> 23</span> <span class="comment">// TODO(jieyu): >Consider introducing a general os::fcntl function</span></div><div >class="line"><a name="l00024"></a><span class="lineno"> >24</span> <span class="comment">// which allows us to get/set multiple >flags in one call.</span></div><div class="line"><a name="l00025"></a><span >class="lineno"> 25</span> <span class="keyword">namespace </span><a >class="code" href="namespaceos.html">os</a> {</div><div class="line"><a >name="l00026"></a><span class="lineno"> 26</span> </div><div >class="line"><a name="l00027">< /a><span class="lineno"><a class="line" href="namespaceos.html#a7d71bda07a41304403b0e13aa47f0764"> 27</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#a7d71bda07a41304403b0e13aa47f0764">cloexec</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordtype">int</span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFD);</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> <a class="code" href=" classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  }</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">if</span> (::fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1) {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  }</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</ span> }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="namespaceos.html#aab17ac89b279bf4c1b5a0625db845f90"> 43</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#aab17ac89b279bf4c1b5a0625db845f90">unsetCloexec</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">int</span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFD);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="li neno"> 47</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">if</span> (::fcntl(fd, F_SETFD, flags & ~FD_CLOEXEC) == -1) {</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  }</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line" ><a name="l00055"></a><span class="lineno"> 55</span>  <span >class="keywordflow">return</span> <a class="code" >href="structNothing.html">Nothing</a>();</div><div class="line"><a >name="l00056"></a><span class="lineno"> 56</span> }</div><div >class="line"><a name="l00057"></a><span class="lineno"> >57</span> </div><div class="line"><a name="l00058"></a><span >class="lineno"> 58</span> </div><div class="line"><a >name="l00059"></a><span class="lineno"><a class="line" >href="namespaceos.html#a32281111157c19876d8dd6dac7cdbc13"> >59</a></span> <span class="keyword">inline</span> <a class="code" >href="classTry.html">Try<bool></a> <a class="code" >href="namespaceos.html#a32281111157c19876d8dd6dac7cdbc13">isCloexec</a>(<span >class="keywordtype">int</span> fd)</div><div class="line"><a >name="l00060"></a><span class="lineno"> 60</span> {</div><div >class="line"><a name="l00061"></a><span class="lineno"> 61</span>  ><span class="keywordtype">int</ span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFD);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">return</span> (flags & FD_CLOEXEC) != 0;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><di v class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="namespaceos.html#adcd5b59146bb45a7ba431120a0d3b464"> 71</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<Nothing></a> <a class="code" href="namespaceos.html#adcd5b59146bb45a7ba431120a0d3b464">nonblock</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">int</span> <a class="code" href="namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFL);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name= "l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> (::fcntl(fd, F_SETFL, flags | <a class="code" href="windows_2open_8hpp.html#a3e8a4870d44496f4236c6c7e32722d97">O_NONBLOCK</a>) == -1) {</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span c lass="lineno"> 83</span>  <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> }</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="namespaceos.html#a238d27a90a749967761c1019d27b7e83"> 87</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<bool></a> <a class="code" href="namespaceos.html#a238d27a90a749967761c1019d27b7e83">isNonblock</a>(<span class="keywordtype">int</span> fd)</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">int</span> <a class="code" href=" namespaceflags.html">flags</a> = ::fcntl(fd, F_GETFL);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (flags == -1) {</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> <a class="code" href="classErrnoError.html">ErrnoError</a>();</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> (flags & <a class="code" href="windows_2open_8hpp.html#a3e8a4870d44496f4236c6c7e32722d97">O_NONBLOCK</a>) != 0;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> }</div><div class="line"><a name="l00 097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> } <span class="comment">// namespace os {</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif // __STOUT_OS_POSIX_FCNTL_HPP__</span></div><div class="ttc" id="windows_2open_8hpp_html_a3e8a4870d44496f4236c6c7e32722d97"><div class="ttname"><a href="windows_2open_8hpp.html#a3e8a4870d44496f4236c6c7e32722d97">O_NONBLOCK</a></div><div class="ttdeci">constexpr int O_NONBLOCK</div><div class="ttdef"><b>Definition:</b> open.hpp:31</div></div> +<div class="ttc" id="structNothing_html"><div class="ttname"><a href="structNothing.html">Nothing</a></div><div class="ttdef"><b>Definition:</b> nothing.hpp:16</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="namespaceos_html_a238d27a90a749967761c1019d27b7e83"><div class="ttname"><a href="namespaceos.html#a238d27a90a749967761c1019d27b7e83">os::isNonblock</a></div><div class="ttdeci">Try< bool > isNonblock(int fd)</div><div class="ttdef"><b>Definition:</b> fcntl.hpp:87</div></div> <div class="ttc" id="namespaceos_html_a32281111157c19876d8dd6dac7cdbc13"><div class="ttname"><a href="namespaceos.html#a32281111157c19876d8dd6dac7cdbc13">os::isCloexec</a></div><div class="ttdeci">Try< bool > isCloexec(int fd)</div><div class="ttdef"><b>Definition:</b> fcntl.hpp:59</div></div> @@ -61,7 +62,6 @@ <div class="ttc" id="namespaceos_html_adcd5b59146bb45a7ba431120a0d3b464"><div class="ttname"><a href="namespaceos.html#adcd5b59146bb45a7ba431120a0d3b464">os::nonblock</a></div><div class="ttdeci">Try< Nothing > nonblock(int fd)</div><div class="ttdef"><b>Definition:</b> fcntl.hpp:71</div></div> <div class="ttc" id="nothing_8hpp_html"><div class="ttname"><a href="nothing_8hpp.html">nothing.hpp</a></div></div> <div class="ttc" id="namespaceos_html_a7d71bda07a41304403b0e13aa47f0764"><div class="ttname"><a href="namespaceos.html#a7d71bda07a41304403b0e13aa47f0764">os::cloexec</a></div><div class="ttdeci">Try< Nothing > cloexec(int fd)</div><div class="ttdef"><b>Definition:</b> fcntl.hpp:27</div></div> -<div class="ttc" id="3rdparty_2stout_2include_2stout_2windows_8hpp_html_a77e5b4350976a72c8b7592fcf5339d2c"><div class="ttname"><a href="3rdparty_2stout_2include_2stout_2windows_8hpp.html#a77e5b4350976a72c8b7592fcf5339d2c">O_NONBLOCK</a></div><div class="ttdeci">const mode_t O_NONBLOCK</div><div class="ttdef"><b>Definition:</b> windows.hpp:341</div></div> <div class="ttc" id="error_8hpp_html"><div class="ttname"><a href="error_8hpp.html">error.hpp</a></div></div> <div class="ttc" id="namespaceos_html_aab17ac89b279bf4c1b5a0625db845f90"><div class="ttname"><a href="namespaceos.html#aab17ac89b279bf4c1b5a0625db845f90">os::unsetCloexec</a></div><div class="ttdeci">Try< Nothing > unsetCloexec(int fd)</div><div class="ttdef"><b>Definition:</b> fcntl.hpp:43</div></div> <div class="ttc" id="try_8hpp_html"><div class="ttname"><a href="try_8hpp.html">try.hpp</a></div></div>
