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| <div class="title">find.hpp</div> </div> |
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| <a href="find_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_FIND_HPP__</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"></span><span class="preprocessor">#define __STOUT_OS_FIND_HPP__</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <<a class="code" href="foreach_8hpp.html">stout/foreach.hpp</a>></span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <list></span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <string></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <<a class="code" href="path_8hpp.html">stout/path.hpp</a>></span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <<a class="code" href="try_8hpp.html">stout/try.hpp</a>></span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <<a class="code" href="ls_8hpp.html">stout/os/ls.hpp</a>></span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="stat_8hpp.html">stout/os/stat.hpp</a>></span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>os {</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="comment">// Return the list of file paths that match the given pattern by recursively</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// searching the given directory. A match is successful if the pattern is a</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// substring of the file name.</span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// NOTE: Directory path should not end with '/'.</span></div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// NOTE: Symbolic links are not followed.</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// TODO(vinod): Support regular expressions for pattern.</span></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// TODO(vinod): Consider using ftw or a non-recursive approach.</span></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="namespaceos.html#a965c9c19022c17c26fc5720f718e6c1a"> 37</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<std::list<std::string></a>> <a class="code" href="namespaceos.html#a965c9c19022c17c26fc5720f718e6c1a">find</a>(</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">const</span> std::string& directory,</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">const</span> std::string& pattern)</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>  std::list<std::string> results;</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceos_1_1stat.html#a37d4d39a889b955ca3c40c9bd923afe0">stat::isdir</a>(directory)) {</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"'"</span> + directory + <span class="stringliteral">"' is not a directory"</span>);</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  }</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="classTry.html">Try<std::list<std::string></a>> entries = <a class="code" href="namespaceos.html#ae1a95c76dff4f12df27a580865904f46">ls</a>(directory);</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">if</span> (entries.<a class="code" href="classTry.html#a6543d7d5db4f298bcd673bf3cd509acc">isSome</a>()) {</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">foreach</span> (<span class="keyword">const</span> std::string& entry, entries.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>()) {</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  std::string path = <a class="code" href="namespacepath.html#aa86b16a2171cec90bb3337930513ef0f">path::join</a>(directory, entry);</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// If it's a directory, recurse.</span></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">if</span> (<a class="code" href="namespaceos_1_1stat.html#a37d4d39a889b955ca3c40c9bd923afe0">stat::isdir</a>(path) && !<a class="code" href="namespaceos_1_1stat.html#a0ba4d272b938da76e404648103077480">stat::islink</a>(path)) {</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <a class="code" href="classTry.html">Try<std::list<std::string></a>> matches = <a class="code" href="namespaceos.html#a965c9c19022c17c26fc5720f718e6c1a">find</a>(path, pattern);</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">if</span> (matches.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> matches;</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>  <span class="keywordflow">foreach</span> (<span class="keyword">const</span> std::string& match, matches.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>()) {</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  results.push_back(match);</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">if</span> (entry.find(pattern) != std::string::npos) {</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  results.push_back(path); <span class="comment">// Matched the file pattern!</span></div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  }</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</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> </div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> results;</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> }</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> } <span class="comment">// namespace os {</span></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="preprocessor">#endif // __STOUT_OS_FIND_HPP__</span></div> |
| <div class="ttc" id="classError_html"><div class="ttname"><a href="classError.html">Error</a></div><div class="ttdef"><b>Definition:</b> errorbase.hpp:35</div></div> |
| <div class="ttc" id="namespaceos_1_1stat_html_a0ba4d272b938da76e404648103077480"><div class="ttname"><a href="namespaceos_1_1stat.html#a0ba4d272b938da76e404648103077480">os::stat::islink</a></div><div class="ttdeci">bool islink(const std::string &path)</div><div class="ttdef"><b>Definition:</b> stat.hpp:54</div></div> |
| <div class="ttc" id="classTry_html"><div class="ttname"><a href="classTry.html">Try</a></div><div class="ttdef"><b>Definition:</b> try.hpp:34</div></div> |
| <div class="ttc" id="namespacepath_html_aa86b16a2171cec90bb3337930513ef0f"><div class="ttname"><a href="namespacepath.html#aa86b16a2171cec90bb3337930513ef0f">path::join</a></div><div class="ttdeci">std::string join(const std::string &path1, const std::string &path2, const char _separator=os::PATH_SEPARATOR)</div><div class="ttdef"><b>Definition:</b> path.hpp:29</div></div> |
| <div class="ttc" id="path_8hpp_html"><div class="ttname"><a href="path_8hpp.html">path.hpp</a></div></div> |
| <div class="ttc" id="classTry_html_a6543d7d5db4f298bcd673bf3cd509acc"><div class="ttname"><a href="classTry.html#a6543d7d5db4f298bcd673bf3cd509acc">Try::isSome</a></div><div class="ttdeci">bool isSome() const </div><div class="ttdef"><b>Definition:</b> try.hpp:70</div></div> |
| <div class="ttc" id="ls_8hpp_html"><div class="ttname"><a href="ls_8hpp.html">ls.hpp</a></div></div> |
| <div class="ttc" id="foreach_8hpp_html"><div class="ttname"><a href="foreach_8hpp.html">foreach.hpp</a></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="classTry_html_a0b98f95163b8a38daafd1651b043a276"><div class="ttname"><a href="classTry.html#a0b98f95163b8a38daafd1651b043a276">Try::isError</a></div><div class="ttdeci">bool isError() const </div><div class="ttdef"><b>Definition:</b> try.hpp:71</div></div> |
| <div class="ttc" id="try_8hpp_html"><div class="ttname"><a href="try_8hpp.html">try.hpp</a></div></div> |
| <div class="ttc" id="stat_8hpp_html"><div class="ttname"><a href="stat_8hpp.html">stat.hpp</a></div></div> |
| <div class="ttc" id="namespaceos_html_ae1a95c76dff4f12df27a580865904f46"><div class="ttname"><a href="namespaceos.html#ae1a95c76dff4f12df27a580865904f46">os::ls</a></div><div class="ttdeci">Try< std::list< std::string > > ls(const std::string &directory)</div><div class="ttdef"><b>Definition:</b> ls.hpp:34</div></div> |
| <div class="ttc" id="classTry_html_a7be0768038e0628632492edf6cc1515a"><div class="ttname"><a href="classTry.html#a7be0768038e0628632492edf6cc1515a">Try::get</a></div><div class="ttdeci">const T & get() const </div><div class="ttdef"><b>Definition:</b> try.hpp:73</div></div> |
| <div class="ttc" id="namespaceos_html_a965c9c19022c17c26fc5720f718e6c1a"><div class="ttname"><a href="namespaceos.html#a965c9c19022c17c26fc5720f718e6c1a">os::find</a></div><div class="ttdeci">Try< std::list< std::string > > find(const std::string &directory, const std::string &pattern)</div><div class="ttdef"><b>Definition:</b> find.hpp:37</div></div> |
| <div class="ttc" id="namespaceos_1_1stat_html_a37d4d39a889b955ca3c40c9bd923afe0"><div class="ttname"><a href="namespaceos_1_1stat.html#a37d4d39a889b955ca3c40c9bd923afe0">os::stat::isdir</a></div><div class="ttdeci">bool isdir(const std::string &path)</div><div class="ttdef"><b>Definition:</b> stat.hpp:30</div></div> |
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