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190 <h1>Converting Error Codes to Messages
<a class=
"headerlink" href=
"#converting-error-codes-to-messages" title=
"Permalink to this headline">¶
</a></h1>
191 <div class=
"section" id=
"synopsis">
192 <h2>SYNOPSIS
<a class=
"headerlink" href=
"#synopsis" title=
"Permalink to this headline">¶
</a></h2>
194 <dt>#include
<libmemcached/memcached.h
></dt><dd><p>Compile and link with -lmemcached
</p>
197 <dl class=
"cpp function">
198 <dt id=
"_CPPv418memcached_strerrorP12memcached_st18memcached_return_t">
199 <span id=
"_CPPv318memcached_strerrorP12memcached_st18memcached_return_t"></span><span id=
"_CPPv218memcached_strerrorP12memcached_st18memcached_return_t"></span><span id=
"memcached_strerror__memcached_stP.memcached_return_t"></span><em class=
"property">const
</em> char *
<code class=
"sig-name descname">memcached_strerror
</code><span class=
"sig-paren">(
</span><a class=
"reference internal" href=
"memcached_create.html#_CPPv412memcached_st" title=
"memcached_st">memcached_st
</a> *
<em>ptr
</em>,
<a class=
"reference internal" href=
"memcached_return_t.html#_CPPv418memcached_return_t" title=
"memcached_return_t">memcached_return_t
</a> <em>rc
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv418memcached_strerrorP12memcached_st18memcached_return_t" title=
"Permalink to this definition">¶
</a><br /></dt>
203 <div class=
"section" id=
"description">
204 <h2>DESCRIPTION
<a class=
"headerlink" href=
"#description" title=
"Permalink to this headline">¶
</a></h2>
205 <p><a class=
"reference internal" href=
"#_CPPv418memcached_strerrorP12memcached_st18memcached_return_t" title=
"memcached_strerror"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">memcached_strerror()
</span></code></a> takes a
<a class=
"reference internal" href=
"memcached_return_t.html#_CPPv418memcached_return_t" title=
"memcached_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">memcached_return_t
</span></code></a> value and returns a string
206 describing the error.
</p>
207 <p>This string must not be modified by the application.
</p>
208 <p><a class=
"reference internal" href=
"memcached_return_t.html#_CPPv418memcached_return_t" title=
"memcached_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">memcached_return_t
</span></code></a> values are returned from nearly all libmemcached(
3)
210 <p><a class=
"reference internal" href=
"memcached_return_t.html#_CPPv418memcached_return_t" title=
"memcached_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">memcached_return_t
</span></code></a> values are of an enum type so that you can set up responses
211 with switch/case and know that you are capturing all possible return values.
</p>
213 <div class=
"section" id=
"return-value">
214 <h2>RETURN VALUE
<a class=
"headerlink" href=
"#return-value" title=
"Permalink to this headline">¶
</a></h2>
215 <p><a class=
"reference internal" href=
"#_CPPv418memcached_strerrorP12memcached_st18memcached_return_t" title=
"memcached_strerror"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">memcached_strerror()
</span></code></a> returns a string describing a
<a class=
"reference internal" href=
"memcached_return_t.html#_CPPv418memcached_return_t" title=
"memcached_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">memcached_return_t
</span></code></a> value.
</p>
217 <div class=
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"see-also">
218 <h2>SEE ALSO
<a class=
"headerlink" href=
"#see-also" title=
"Permalink to this headline">¶
</a></h2>
220 <li><p><em class=
"manpage"><a class=
"manpage reference external" href=
"https://linux.die.net/man/1/memcached">memcached(
1)
</a></em></p></li>
221 <li><p><a class=
"reference internal" href=
"../libmemcached.html"><span class=
"doc">C/C++ Client Library for memcached
</span></a></p></li>
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