<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class=""><br class=""></div><div class=""><div class="">hello, I am tracing code. </div></div></blockquote><div>Why are you tracing code ? Normally people do that to solve a problem, but you have not told yet what problem you want to solve.</div><div><br class=""></div><div>We can only help you, if we understand what you really try to do, until then you will only get very generic answers.</div><div><br class=""></div><br class=""><blockquote type="cite" class=""><div class=""><div class="">where is the call this code and how to operation?<br class=""></div></div></blockquote>use<br class=""><a href="http://opengrok.libreoffice.org" class="">http://opengrok.libreoffice.org</a></div><div>That tool is (as documented in the getInvolved page) is used to search for symbols/variables/functions etc, both where they are defined and where they are called.</div><div><br class=""></div><div>rgds</div><div>jan I.</div></body></html>