Re: ?: TDatime use

Fons Rademakers (Fons.Rademakers@cern.ch)
Thu, 19 Feb 1998 17:31:33 +0100


Hi Dirk,

include it as an object and not a pointer in your class, e.g.:

class Dirk {
private:
TDatime fTime; // this will generate code like fTime.Streamer(buf)
...
};

Cheers, Fons.

Dirk Meier wrote:
>
> Hi,
>
> I'm trying class TDatime and link it with a root excecutable.
> After generating the dictionary I receive the following message:
>
> aCC +p -g -w +Z
> -I/afs/cern.ch/na49/library/local/ROOT/hpux10aCC/root/include -c dict.cxx
> Error 226: "dict.cxx", line 5332 # No appropriate function found for call
> of 'operator <<'. Last viable
> candidate was "TBuffer &operator <<(TBuffer &,const TObject *)"
>
> ["/afs/cern.ch/na49/library/local/ROOT/hpux10aCC/root/include/TBuffer.h",
> line 335]. Argument of type
> 'TDatime *' could not be converted to 'const TObject *'.
> R__b << fDatime;
> ^^^^^^^^^^^^^^^
> Error 164: "dict.cxx", line 5332 # Integral type expected for operator
> '<<'; types found were 'TBuffer &' and
> 'TDatime *'.
> R__b << fDatime;
> ^^^^^^^^^^^^^^^
> *** Error exit code 2
>
> I believe this happens because TDatime does not inherit from
> class TObject. What do I have to say to compile correctly?
>
> Dirk

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