GenericException.h

// -*- c++ -*-

#ifndef _GENERICEXCEPTION_H_
#define _GENERICEXCEPTION_H_

#include <cstdlib>
#include <cstdarg>

// #include "tools/ToolsConfig.h"
#include <string>

#ifdef USE_STD_EXCEPTION
#include <exception>
#endif



class GenericException
#ifdef USE_STD_EXCEPTION
   : public std::exception
#endif
{
public:

    GenericException(const char *sourcefile, size_t line)
        : sourcefile(sourcefile), line(line)
    {}

    GenericException(const char *sourcefile, size_t line, 
                     const char *format, ...)
         __attribute__ ((format (printf, 4, 5)));

    // Strange but true, __attribute__ format seems to include
    // an initial 'this' argument in the position count.

    virtual ~GenericException() throw () {}

    virtual const char* what() const throw ();

    const char* getSourceFile() const
    {   return sourcefile; }

    size_t getSourceLine() const
    {   return line;   }

    const std::string& getDetail () const
    {   return detail; }

protected:

    mutable std::string error_info;

    mutable std::string detail;

    const char *sprintf(std::string &s, const char *format, ...) const throw ();

    const char *sprintf(std::string &s, const char *format, va_list ap) const throw ()
              __attribute__ ((format (printf, 3, 0)));

private:

    const char  *sourcefile;
    size_t      line;

};

#endif // !defined(_GENERICEXCEPTION_H_)