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<div class="section" id="krb5-set-trace-filename-specify-a-file-name-for-directing-trace-events">
<h1>krb5_set_trace_filename - Specify a file name for directing trace events.<a class="headerlink" href="#krb5-set-trace-filename-specify-a-file-name-for-directing-trace-events" title="Permalink to this headline">¶</a></h1>
<dl class="function">
<dt id="c.krb5_set_trace_filename">
<a class="reference internal" href="../types/krb5_error_code.html#c.krb5_error_code" title="krb5_error_code">krb5_error_code</a> <tt class="descname">krb5_set_trace_filename</tt><big>(</big><a class="reference internal" href="../types/krb5_context.html#c.krb5_context" title="krb5_context">krb5_context</a><em> context</em>, const char *<em> filename</em><big>)</big><a class="headerlink" href="#c.krb5_set_trace_filename" title="Permalink to this definition">¶</a></dt>
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<tr class="field-odd field"><th class="field-name">param:</th><td class="field-body"><p class="first"><strong>[in]</strong> <strong>context</strong> - Library context</p>
<p class="last"><strong>[in]</strong> <strong>filename</strong> - File name</p>
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<tr class="field-odd field"><th class="field-name">retval:</th><td class="field-body"><ul class="first last simple">
<li>KRB5_TRACE_NOSUPP Tracing is not supported in the library.</li>
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<p>Open <em>filename</em> for appending (creating it, if necessary) and set up a callback to write trace events to it.</p>
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<p class="first admonition-title">Note</p>
<p class="last">This function overrides the information passed through the <em>KRB5_TRACE</em> environment variable.</p>
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<p class="last">New in 1.9</p>
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