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// file : CCF/CompilerElements/PreprocessorToken.cpp
// author : Boris Kolpackov <boris@dre.vanderbilt.edu>
// cvs-id : $Id$
#include "CCF/CompilerElements/PreprocessorToken.hpp"
namespace CCF
{
namespace CompilerElements
{
namespace CPP
{
Token const Token::eos;
Token::
Token (char c, unsigned long line)
: c_ (traits::to_int_type (c)), line_ (line)
{
}
Token::
Token ()
: c_ (traits::eof ()), line_ (0)
{
}
Token::
operator char () const throw (EOS)
{
if (*this == eos) throw EOS ();
return traits::to_char_type (c_);
}
unsigned long Token::
line () const throw (EOS)
{
if (*this == eos) throw EOS ();
return line_;
}
bool
operator== (Token const& a, Token const& b)
{
return a.c_ == b.c_;
}
bool
operator!= (Token const& a, Token const& b)
{
return a.c_ != b.c_;
}
}
}
}
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