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 <span id="projectnumber">0.6.0 - <a href="http://github.com/jverkoey/nimbus">Nimbus is proudly hosted on Github</a></span>
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<div class="title">/Users/featherless/workbench/ios/nimbus/src/core/src/NIDebuggingTools.m</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">// Copyright 2011 Jeff Verkoeyen</span>
<a name="l00003"></a>00003 <span class="comment">// Copyright 2009-2011 Facebook</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span>
<a name="l00006"></a>00006 <span class="comment">// you may not use this file except in compliance with the License.</span>
<a name="l00007"></a>00007 <span class="comment">// You may obtain a copy of the License at</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Unless required by applicable law or agreed to in writing, software</span>
<a name="l00012"></a>00012 <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span>
<a name="l00013"></a>00013 <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<a name="l00014"></a>00014 <span class="comment">// See the License for the specific language governing permissions and</span>
<a name="l00015"></a>00015 <span class="comment">// limitations under the License.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#import "NIDebuggingTools.h"</span>
<a name="l00019"></a>00019
<a name="l00020"></a><a class="code" href="group___debugging-_tools.html#ga4772ce14310fecf30ed2bc36dfe7c505">00020</a> NSInteger <a class="code" href="group___debugging-_tools.html#ga4772ce14310fecf30ed2bc36dfe7c505" title="The maximum log level to output for Nimbus debug logs.">NIMaxLogLevel</a> = NILOGLEVEL_WARNING;
<a name="l00021"></a><a class="code" href="group___debugging-_tools.html#ga9b5abee5150b99d8ccce041099d44706">00021</a> BOOL <a class="code" href="group___debugging-_tools.html#ga9b5abee5150b99d8ccce041099d44706" title="Whether or not debug assertions should halt program execution like a breakpoint when they fail...">NIDebugAssertionsShouldBreak</a> = YES;
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#ifdef DEBUG</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#if TARGET_IPHONE_SIMULATOR</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span>
<a name="l00027"></a>00027 <span class="preprocessor">#import <unistd.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#import <sys/sysctl.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="comment">// From: http://developer.apple.com/mac/library/qa/qa2004/qa1361.html</span>
<a name="l00031"></a>00031 <span class="keywordtype">int</span> NIIsInDebugger(<span class="keywordtype">void</span>) {
<a name="l00032"></a>00032 <span class="keywordtype">int</span> mib[4];
<a name="l00033"></a>00033 <span class="keyword">struct </span>kinfo_proc info;
<a name="l00034"></a>00034 <span class="keywordtype">size_t</span> size;
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="comment">// Initialize the flags so that, if sysctl fails for some bizarre</span>
<a name="l00037"></a>00037 <span class="comment">// reason, we get a predictable result.</span>
<a name="l00038"></a>00038
<a name="l00039"></a>00039 info.kp_proc.p_flag = 0;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="comment">// Initialize mib, which tells sysctl the info we want, in this case</span>
<a name="l00042"></a>00042 <span class="comment">// we're looking for information about a specific process ID.</span>
<a name="l00043"></a>00043
<a name="l00044"></a>00044 mib[0] = CTL_KERN;
<a name="l00045"></a>00045 mib[1] = KERN_PROC;
<a name="l00046"></a>00046 mib[2] = KERN_PROC_PID;
<a name="l00047"></a>00047 mib[3] = getpid();
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="comment">// Call sysctl.</span>
<a name="l00050"></a>00050
<a name="l00051"></a>00051 size = <span class="keyword">sizeof</span>(info);
<a name="l00052"></a>00052 sysctl(mib, <span class="keyword">sizeof</span>(mib) / <span class="keyword">sizeof</span>(*mib), &info, &size, NULL, 0);
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="comment">// We're being debugged if the P_TRACED flag is set.</span>
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="keywordflow">return</span> (info.kp_proc.p_flag & P_TRACED) != 0;
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="preprocessor">#endif // #ifdef TARGET_IPHONE_SIMULATOR</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span>
<a name="l00061"></a>00061 <span class="preprocessor">#endif // #ifdef DEBUG</span>
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