Am 15.07.2015 08:21 schrieb "ulrich" <rom...@cbox.cz>:
>
> Hi,
>
> I have this unit, but when I compile it, I get this error:
>
> Illegal unit name XXX_Parser. The unit is saved under dfm_rrparser.pas.
>
> Second question:
>
> Why not displayed $INFO directive in the message window (I have enabled
-vi switch in command line)?
>
>
> {$IFDEF FPC}
> {$MACRO ON}
> {$IFNDEF XXX_}
> {$DEFINE XXX_:=DFM_RR} // replace prefix
> {$ENDIF}
> {$ENDIF}
>
> {$INFO compiled with XXX_}
>
> unit XXX_parser;
>
> {$mode objfpc}{$H+}
>
> interface
>
> implementation
>
> end.
Macros are only expanded on whole tokens (aka words). So XXX_ is expanded,
but XXX_parser is not. It's the same with C preprocessors by the way.
Regards,
Sven
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