src/native_client_sdk/doc_generated/pepper_stable/cpp/logging_8h.html

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   2 <h1>logging.h File Reference</h1>
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  11 Include dependency graph for logging.h:</div>
  12 <div class="dyncontent">
  13 <div class="center"><img src="logging_8h__incl.png" border="0" usemap="#logging_8h" alt="" /></div>
  14 <map name="logging_8h" id="logging_8h">
  15 </map>
  16 </div>
  17 </div><h2>
  18 Defines</h2><table class="memberdecls">
  19
  20 <tr><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="logging_8h.html#a5cb259e0fd1a8c0c64fbc891bc273417">PP_DCHECK</a>(a)&#160;&#160;&#160;assert(a)</td></tr>
  21 <tr><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="logging_8h.html#a1c536418e751c9bda850cd2bc919e0ca">PP_NOTREACHED</a>()&#160;&#160;&#160;assert(false)</td></tr>
  22 </table>
  23 <hr /><a name="details" id="details"></a><h2>Detailed Description</h2>
  24 <div class="textblock"><p>This file defines two macro asserts. </p>
  25 </div><hr /><h2>Define Documentation</h2>
  26 <a class="anchor" id="a5cb259e0fd1a8c0c64fbc891bc273417"></a><!-- doxytag: member="logging.h::PP_DCHECK" ref="a5cb259e0fd1a8c0c64fbc891bc273417" args="(a)" -->
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  31 <td class="memname">#define <a class="el" href="logging_8h.html#a5cb259e0fd1a8c0c64fbc891bc273417">PP_DCHECK</a></td>
  32 <td>(</td>
  33 <td class="paramtype">&#160;</td>
  34 <td class="paramname">a</td><td>)</td>
  35 <td>&#160;&#160;&#160;assert(a)</td>
  36 </tr>
  37 </table>
  38 </div>
  39 <div class="memdoc">
  40 <p>This macro asserts that 'a' evaluates to true. </p>
  41 <p>In debug mode, this macro will crash the program if the assertion evaluates to false. It (typically) has no effect in release mode. </p>
  42 </div>
  43 </div>
  44 <a class="anchor" id="a1c536418e751c9bda850cd2bc919e0ca"></a><!-- doxytag: member="logging.h::PP_NOTREACHED" ref="a1c536418e751c9bda850cd2bc919e0ca" args="()" -->
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  48 <tr>
  49 <td class="memname">#define <a class="el" href="logging_8h.html#a1c536418e751c9bda850cd2bc919e0ca">PP_NOTREACHED</a></td>
  50 <td>(</td>
  51 <td class="paramname"></td><td>)</td>
  52 <td>&#160;&#160;&#160;assert(false)</td>
  53 </tr>
  54 </table>
  55 </div>
  56 <div class="memdoc">
  57 <p>This macro asserts false in debug builds. </p>
  58 <p>It's used in code paths that you don't expect to execute.</p>
  59 <p><b>Example:</b></p>
  60 <div class="fragment"><pre class="fragment"> <span class="keywordflow">if</span> (!pointer) {
  61  <span class="comment">// Pointer wasn&#39;t valid! This shouldn&#39;t happen.</span>
  62  <a class="code" href="logging_8h.html#a1c536418e751c9bda850cd2bc919e0ca" title="This macro asserts false in debug builds.">PP_NOTREACHED</a>();
  63  <span class="keywordflow">return</span>;
  64  }
  65  <span class="comment">// Do stuff to the pointer, since you know it&#39;s valid.</span>
  66  pointer-&gt;DoSomething();
  67 </pre></div>
  68 </div>
  69 </div>
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