<html><body><div style="font-family: times new roman, new york, times, serif; font-size: 12pt; color: #000000"><hr id="zwchr"><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Ritchie Vickery" <Ritchie.Vickery@imgtec.com><br><b>To: </b>lttng-dev@lists.lttng.org<br><b>Sent: </b>Wednesday, March 12, 2014 7:09:08 AM<br><b>Subject: </b>[lttng-dev] undefined reference to `lttng_probe_register<br><div><br></div><style><!--
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--></style><div class="WordSection1"><p class="MsoNormal">Hi,</p><p class="MsoNormal">I’m trying to setup lttng for the first time.</p><p class="MsoNormal">I’ve made librcu, lttng-ust, lttng-tools and lttng-modules and have instrumented some User code.</p><p class="MsoNormal">I have run the tool to generate the tracepoint code:</p><p class="MsoNormal">$ lttng-gen-tp ustrcv.tp –o ustrcv.h –o ustrcv.c</p><p class="MsoNormal">However, at the point where the user-mode library containing ustrcv.o gets linked, I see the following error:</p><p class="MsoNormal">/usr/local/include/lttng/ust-tracepoint-event.h:779: undefined reference to `lttng_probe_register'</p><p class="MsoNormal">Does anyone have any ideas what I may have missed?</p></div></blockquote><div><br></div><div>You probably forgot to link the tracepoint probe against liblttng-ust. See lttng-ust(3) manpage for details.<br></div><div><br></div><div>Thanks,<br></div><div><br></div><div>Mathieu<br></div><div><br></div><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><div class="WordSection1"><p class="MsoNormal">Many thanks,</p><p class="MsoNormal">Ritchie</p></div><br>_______________________________________________<br>lttng-dev mailing list<br>lttng-dev@lists.lttng.org<br>http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev<br></blockquote><div><br><br></div><div><br></div><div>-- <br></div><div><span name="x"></span>Mathieu Desnoyers<br>EfficiOS Inc.<br>http://www.efficios.com<span name="x"></span><br></div></div></body></html>