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25 lines
465 B
C++
25 lines
465 B
C++
// https://svn.boost.org/trac/boost/ticket/5521
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// claims a linker error for this.
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#include <iostream>
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#include <boost/signal.hpp>
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#include <boost/signals/connection.hpp>
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struct HelloWorld
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{
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void operator()() const
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{
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std::cout << "Hello, World!" << std::endl;
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}
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};
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int main ( int argc, char *argv [] ) {
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boost::signal<void ()> sig;
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boost::signals::scoped_connection c1, c2;
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c1 = sig.connect ( HelloWorld ());
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std::swap ( c1, c2 );
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return 0;
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}
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