exceptions.h

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/**********************************************************
 Software developed by AVA ( Ava Group of the University of Cordoba, ava  at uco dot es) 
 Main author Rafael Munoz Salinas (rmsalinas at uco dot es)
 This software is released under BSD license as expressed below
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   This product includes software developed by the Ava group of the University of Cordoba.
   
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#ifndef _RaspiCam__Exceptions_h
#define _RaspiCam__Exceptions_h
#include <string>
#include <fstream> 
#include <cstdarg>
namespace raspicam {
 
class   Exceptions {
public:
    static const int Generic=81799; 
};
 
 
 
 
class   Exception : public std::exception
{
public:
    Exception() {
        code = 0;
        line = 0;
    }
    Exception(int _code, const std::string& _err, const std::string& _func, const std::string& _file, int _line)
            : code(_code), err(_err), func(_func), file(_file), line(_line)
    {
        formatMessage();
    }
    virtual ~Exception() throw() {}
 
    virtual const char *what() const throw() {
        return msg.c_str();
    }
    void formatMessage()
    {
        if ( func.size() > 0 )
            msg = format("%s:%d: error: (%d) %s in function %s\n", file.c_str(), line, code, err.c_str(), func.c_str());
        else
            msg = format("%s:%d: error: (%d) %s\n", file.c_str(), line, code, err.c_str());
    }
 
    std::string msg; 
 
    int code; 
    std::string err; 
    std::string func; 
    std::string file; 
    int line; 
 
private:
    std::string format( const char* fmt, ... )
    {
        char buf[1 << 16];
        va_list args;
        va_start( args, fmt );
        vsprintf( buf, fmt, args );
        return std::string(buf);
    }
};
 
};
#endif