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<tt>Hi Jan,<br>
<br>
You can print via variables strings containing again references to
other variables - there is only one level of variable evaluation.
<br>
<br>
You should do it:<br>
$var(msg) = $rm + "received on " + $var(hostname);<br>
xlog("L_INFO", "$var(msg)");<br>
<br>
Regards,<br>
</tt>
<pre class="moz-signature" cols="72">Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
<a class="moz-txt-link-freetext" href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a></pre>
<div class="moz-cite-prefix">On 01.12.2016 23:36, Jan Blom wrote:<br>
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<p class="MsoNormal">Hello all,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I was going to
centralized logging functions to a route block that would be
called from various place in script, using $param(n) to
access the log message. I got stuck on what I guess is
variable evaluation. Simplified this is the problem:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The normal (working)
way:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">xlog("L_INFO", "$rm
received on $var(hostname)");
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Output: INVITE received
on proxy-stage-01<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">What I was trying:<o:p></o:p></span></p>
<p class="MsoNormal">$var(msg) = "$rm received on
$var(hostname)";<o:p></o:p></p>
<p class="MsoNormal">xlog("L_INFO", "$var(msg)");<o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">Output: $rm received on
$var(hostname)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">In the latter case the
variables are not evaluated the way I was expecting.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Is there a better way to
achieve the output of the first example by using a variable
containing the message to xlog?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I am testing this on
OpenSIPS 2.1.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Jan Blom<o:p></o:p></span></p>
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