1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677 |
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
- <title>error C2064: term does not evaluate to a function taking 2 arguments</title>
- <link rel="stylesheet" href="../boostbook.css" type="text/css">
- <meta name="generator" content="DocBook XSL Stylesheets V1.79.1">
- <link rel="home" href="../index.html" title="Boost.Python">
- <link rel="up" href="../faq.html" title="Chapter 5. Frequently Asked Questions (FAQs)">
- <link rel="prev" href="how_do_i_create_sub_packages_usi.html" title="How do I create sub-packages using Boost.Python?">
- <link rel="next" href="how_can_i_automatically_convert_.html" title="How can I automatically convert my custom string type to and from a Python string?">
- </head>
- <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
- <table cellpadding="2" width="100%"><tr><td valign="top"><img alt="" width="" height="" src="../images/boost.png"></td></tr></table>
- <hr>
- <div class="spirit-nav">
- <a accesskey="p" href="how_do_i_create_sub_packages_usi.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../faq.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="how_can_i_automatically_convert_.html"><img src="../images/next.png" alt="Next"></a>
- </div>
- <div class="section">
- <div class="titlepage"><div><div><h3 class="title">
- <a name="faq.error_c2064_term_does_not_evalua"></a><a class="link" href="error_c2064_term_does_not_evalua.html" title="error C2064: term does not evaluate to a function taking 2 arguments">error C2064: term
- does not evaluate to a function taking 2 arguments</a>
- </h3></div></div></div>
- <p>
- <span class="emphasis"><em>Niall Douglas provides these notes:</em></span>
- </p>
- <p>
- If you see Microsoft Visual C++ 7.1 (MS Visual Studio .NET 2003) issue an
- error message like the following it is most likely due to a bug in the compiler:
- </p>
- <pre class="programlisting"><span class="identifier">boost</span><span class="special">\</span><span class="identifier">boost</span><span class="special">\</span><span class="identifier">python</span><span class="special">\</span><span class="identifier">detail</span><span class="special">\</span><span class="identifier">invoke</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">(</span><span class="number">76</span><span class="special">):</span>
- <span class="identifier">error</span> <span class="identifier">C2064</span><span class="special">:</span> <span class="identifier">term</span> <span class="identifier">does</span> <span class="keyword">not</span> <span class="identifier">evaluate</span> <span class="identifier">to</span> <span class="identifier">a</span> <span class="identifier">function</span> <span class="identifier">taking</span> <span class="number">2</span> <span class="identifier">arguments</span><span class="error">"</span>
- </pre>
- <p>
- This message is triggered by code like the following:
- </p>
- <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">python</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
- <span class="keyword">using</span> <span class="keyword">namespace</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">python</span><span class="special">;</span>
- <span class="keyword">class</span> <span class="identifier">FXThread</span>
- <span class="special">{</span>
- <span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">bool</span> <span class="identifier">setAutoDelete</span><span class="special">(</span><span class="keyword">bool</span> <span class="identifier">doso</span><span class="special">)</span> <span class="keyword">throw</span><span class="special">();</span>
- <span class="special">};</span>
- <span class="keyword">void</span> <span class="identifier">Export_FXThread</span><span class="special">()</span>
- <span class="special">{</span>
- <span class="identifier">class_</span><span class="special"><</span> <span class="identifier">FXThread</span> <span class="special">>(</span><span class="string">"FXThread"</span><span class="special">)</span>
- <span class="special">.</span><span class="identifier">def</span><span class="special">(</span><span class="string">"setAutoDelete"</span><span class="special">,</span> <span class="special">&</span><span class="identifier">amp</span><span class="special">;</span><span class="identifier">FXThread</span><span class="special">::</span><span class="identifier">setAutoDelete</span><span class="special">)</span>
- <span class="special">;</span>
- <span class="special">}</span>
- </pre>
- <p>
- The bug is related to the <code class="computeroutput"><span class="keyword">throw</span><span class="special">()</span></code> modifier. As a workaround cast off the
- modifier. E.g.:
- </p>
- <pre class="programlisting"><span class="special">.</span><span class="identifier">def</span><span class="special">(</span><span class="string">"setAutoDelete"</span><span class="special">,</span> <span class="special">(</span><span class="keyword">bool</span> <span class="special">(</span><span class="identifier">FXThread</span><span class="special">::*)(</span><span class="keyword">bool</span><span class="special">))</span> <span class="special">&</span><span class="identifier">FXThread</span><span class="special">::</span><span class="identifier">setAutoDelete</span><span class="special">)</span>
- </pre>
- <p>
- (The bug has been reported to Microsoft.)
- </p>
- </div>
- <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
- <td align="left"></td>
- <td align="right"><div class="copyright-footer">Copyright © 2002-2015 David
- Abrahams, Stefan Seefeld<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
- </p>
- </div></td>
- </tr></table>
- <hr>
- <div class="spirit-nav">
- <a accesskey="p" href="how_do_i_create_sub_packages_usi.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../faq.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="how_can_i_automatically_convert_.html"><img src="../images/next.png" alt="Next"></a>
- </div>
- </body>
- </html>
|