Hi Igor,
What about concepts defined within a doubly nested namespace? Will that
also work?
Have you tested the code below with VC++?
On Tue, 20 Aug 2002, igor_bashkirov wrote:
igor_b>
igor_b> [code
igor_b>
igor_b> #define BOOST_CLASS_REQUIRES(type_var, ns, concept) \
igor_b> typedef void (ns::concept ::* func##type_var##ns##concept)
igor_b> (); \
igor_b> template \
igor_b> struct concept_checking_##type_var##ns##concept { }; \
igor_b> typedef concept_checking_##type_var##ns##concept< \
igor_b> BOOST_FPTR ns::concept ::constraints> \
igor_b> concept_checking_typedef_##type_var##ns##concept;
igor_b>
igor_b> end code]
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Jeremy Siek http://php.indiana.edu/~jsiek/
Ph.D. Student, Indiana Univ. B'ton email: jsiek@osl.iu.edu
C++ Booster (http://www.boost.org) office phone: (812) 855-3608
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