#define prefix_
///////////////////////////////cc.p////////////////////////////////////////
-prefix_ void senf::throwErrno(std::string const & where, int code)
-{
-#ifndef SENF_NO_ERRNOEXC
- switch (code) {
-
- // BOOST_PP_REPEAT is limited to 256 repetitions. The max errno value I found in any header file
- // was somewhere around 530 or so. I assume going to 1024 will be good enough. This explicit
- // code will be optimized into a jump table by g++ (which is more efficient than trying to do
- // the table oneself)
-
-# define ExceptionCase(z, n, data) case n: throw ErrnoException<n>(where);
- BOOST_PP_REPEAT(256, ExceptionCase, _) ;
-# undef ExceptionCase
+///////////////////////////////////////////////////////////////////////////
+// senf::Exception
-# define ExceptionCase(z, n, data) case 256+n: throw ErrnoException<256+n>(where);
- BOOST_PP_REPEAT(256, ExceptionCase, _) ;
-# undef ExceptionCase
+prefix_ senf::Exception::~Exception()
+ throw()
+{}
-# define ExceptionCase(z, n, data) case 512+n: throw ErrnoException<512+n>(where);
- BOOST_PP_REPEAT(256, ExceptionCase, _) ;
-# undef ExceptionCase
+prefix_ char const * senf::Exception::what()
+ const throw()
+{
+ return message_.c_str();
+}
-# define ExceptionCase(z, n, data) case 768+n: throw ErrnoException<768+n>(where);
- BOOST_PP_REPEAT(256, ExceptionCase, _) ;
-# undef ExceptionCase
+///////////////////////////////////////////////////////////////////////////
+// senf::SystemException
- default:
- throw SystemException(where, code);
- }
-#else
- throw SystemException(where, code);
-#endif
+prefix_ void senf::SystemException::init(std::string const & where, int code)
+{
+ code_ = code;
+ if (! where.empty())
+ (*this) << where << ": ";
+ (*this) << "(" << code << ") " << description();
}
///////////////////////////////cc.e////////////////////////////////////////