system/test/dynamic_link_test.cpp

48 lines
1.4 KiB
C++

// dynamic_link_test.cpp -------------------------------------------------------------//
// Copyright Beman Dawes 2010
// Distributed under the Boost Software License, Version 1.0.
// See www.boost.org/LICENSE_1_0.txt
// Library home page is www.boost.org/libs/system
//--------------------------------------------------------------------------------------//
// Dynamic link libraries (DLL's), also know as dynamic shared objects (DSO's),
// can cause symbol visability problems unless carefully configured. One of the
// manifestations, particularly with GCC, is that a system_error exception thrown from
// a DLL or DSO is not caught.
//
// The purpose of this program is to test for that error.
//--------------------------------------------------------------------------------------//
#include <boost/system/system_error.hpp>
#include <iostream>
void throw_test();
int main()
{
try
{
throw_test();
}
catch (const boost::system::system_error& ex)
{
std::cout << " caught boost::system::system_error as expected\n";
std::cout << " what() reports " << ex.what() << '\n';
return 0;
}
catch (const std::runtime_error& ex)
{
std::cout << " error: caught std::runtime_error instead of boost::system::system_error\n";
std::cout << " what() reports " << ex.what() << '\n';
return 1;
}
std::cout << " error: failed to catch boost::system::system_error\n";
return 1;
}