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fixed -1st- example

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[SVN r16156]
This commit is contained in:
Paul Mensonides
2002-11-08 02:53:21 +00:00
parent 632177847c
commit 948dc37c77
1 changed files with 8 additions and 0 deletions
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doc/topics/motivation.html
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@ -76,6 +76,14 @@ yes_type is_function_tester(R (*)(A0, A1, A2));
Using the primitives of the preprocessor library, the <code>is_function_tester()</code>'s could be implemented like this:
</div>
<div class="code"><pre>
#include &lt;boost/preprocessor/arithmetic/inc.hpp&gt;
#include &lt;boost/preprocessor/punctuation/comma_if.hpp&gt;
#include &lt;boost/preprocessor/repetition.hpp&gt;
#ifndef MAX_IS_FUNCTION_TESTER_PARAMS
#define MAX_IS_FUNCTION_TESTER_PARAMS 15
#endif
#define IS_FUNCTION_TESTER(Z, N, _) \
template&lt;class R BOOST_PP_COMMA_IF(N) BOOST_PP_ENUM_PARAMS(N, class A)&gt; \
yes_type is_function_tester(R (*)(BOOST_PP_ENUM_PARAMS(N, A))); \