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Improved compatibility with various compilers.

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[SVN r45087]
This commit is contained in:
Emil Dotchevski
2008-05-03 19:51:41 +00:00
parent cde6de22d9
commit 7cc96d23ec
4 changed files with 57 additions and 32 deletions
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76
include/boost/exception/exception.hpp
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@ -6,6 +6,8 @@
#ifndef UUID_274DA366004E11DCB1DDFE2E56D89593
#define UUID_274DA366004E11DCB1DDFE2E56D89593
#include <boost/config.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/exception/detail/counted_base.hpp>
#include <boost/intrusive_ptr.hpp>
#include <typeinfo>
@ -45,8 +47,46 @@ boost
{
public:
virtual ~exception() throw()=0;
virtual char const * what() const throw();
virtual
char const *
what() const throw()
{
if( data_ )
try
{
char const * w = data_->what(typeid(*this));
BOOST_ASSERT(0!=w);
return w;
}
catch(...)
{
}
return typeid(*this).name();
}
protected:
exception()
{
}
exception( exception const & e ):
data_(e.data_)
{
}
#if BOOST_WORKAROUND( BOOST_MSVC, BOOST_TESTED_AT(1500) )
//Force class exception to be abstract.
//Otherwise, MSVC bug allows throw exception(), even though the copy constructor is protected.
virtual ~exception() throw()=0;
#else
#if BOOST_WORKAROUND( __GNUC__, BOOST_TESTED_AT(4) )
virtual //Disable bogus GCC warning.
#endif
~exception() throw()
{
}
#endif
private:
@ -62,29 +102,13 @@ boost
intrusive_ptr<exception_detail::error_info_container> mutable data_;
};
inline
exception::
~exception() throw()
{
}
inline
char const *
exception::
what() const throw()
{
if( data_ )
try
{
char const * w = data_->what(typeid(*this));
BOOST_ASSERT(0!=w);
return w;
}
catch(...)
{
}
return typeid(*this).name();
}
}
#if BOOST_WORKAROUND( BOOST_MSVC, BOOST_TESTED_AT(1500) ) //See above.
inline
exception::
~exception() throw()
{
}
#endif
}
#endif