[fpc-devel] {$I %LINE%} and friends

Florian Klaempfl florian at freepascal.org
Fri Apr 29 15:58:02 CEST 2011


Am 29.04.2011 10:59, schrieb Hans-Peter Diettrich:
> michael.vancanneyt at wisa.be schrieb:
>
>>> But what is the cleaner way? To defer the expansion of {$I %xxx%}
>>> inside macros, or to define c-like macros __LINE__ and __FILE__, maybe
>>> with nicer names?
>>
>> Defer expansion. The use of {$I } is mandatory, since __LINE__ and
>> friends are valid
>> pascal identifiers and this should not be changed by a macro.
>
> What about %%LINE%%, or {%LINE%} or {{LINE}}?
>
> I wonder why FPC broke Delphi compatibility by adding {$MODE}, instead
> of choosing its own prefix for added compiler directives and macros.

I think an explicit {$ifdef FPC} is much more readable and everybody 
knows what's meant.



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