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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=iso-8859-1">
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<title>Trace Compiler</title>
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<link href="../../book.css" type="text/css" rel="stylesheet"></head>
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<body>
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<h2>Trace Compiler</h2>
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<p>The Trace Compiler is a tool that is attached
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to the Symbian OS Build System. It is run before the actual C++ compiler.
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The purpose of Trace Compiler is to generate the needed headers for Open System
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Traces (OST) traces to compile. Trace Compiler is run when you normally compile
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your component that has OST traces.</p>
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<p>When Trace Compiler is run and the project contains OST traces,
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you should find the following text printed on the <b>Console</b> tab,
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as in the following example for the <i>HelloWorld</i> component:</p>
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<pre>perl C:/Symbian/9.3/S60_3rd_FP2/epoc32/tools/tracecompiler.pl WINSCW
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******************* TRACECOMPILER STARTS *******************
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Building traces for component HelloWorld. Component UID: 0xEAAEC036.
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******************* TRACECOMPILER ENDS *********************</pre>
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<p>After Trace Compiler is run, the needed headers are generated to the <b>traces</b>
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folder of your component. If you have OST traces in <i>HelloWorld.cpp</i>,
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the header to be generated is <i>HelloWorldTraces.h</i>, which is included
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from <i>HelloWorld.cpp</i>.</p>
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<p><b>Note:</b> If you cannot find the following line or similar when compiling
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your component, it might be that your SDK does not have Trace Compiler installed:</p>
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<pre>perl C:/Symbian/9.3/S60_3rd_FP2/epoc32/tools/tracecompiler.pl WINSCW</pre>
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<h5>Related concepts</h5>
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<ul>
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<li><a href="trace_format.htm">Open System Trace (OST)</a></li>
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</ul>
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<div id="footer">Copyright © 2007-2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
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License: <a href="http://www.eclipse.org/legal/epl-v10.html">http://www.eclipse.org/legal/epl-v10.html</a>.</div>
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</body>
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</html> |