[Lazarus] Conditional compilation depending on Lazarus version?

Sven Barth pascaldragon at googlemail.com
Thu Mar 22 13:47:17 CET 2012


Am 22.03.2012 13:28, schrieb Mark Morgan Lloyd:
> Sven Barth wrote:
>> Am 22.03.2012 11:32, schrieb Reinier Olislagers:
>
>>> I realize that the code above will be compiled by FPC, not Lazarus;
>>> perhaps it is possible to set an environment variable LAZARUSREVISION
>>> and/or LAZARUSVERSION and get these into FPC macros in some way?
>>
>> The revision is not possible (when using development versions you
>> should try to use the latest revision), but for version you can use
>> the unit LCLVersion. Just add it to the uses clause and then you can
>> use e.g.:
>>
>> {$if lcl_fullversion>=93100}
>> // code that should work with 0.9.31 or newer
>> {$endif}
>
> For the record, can you easily say what version of FPC introduced this
> capability?
>

According to a svn blame for the corresponding code this is in there at 
least since 2005 (when FPC switched from CVS to SVN and thus no older 
history is available to the public)

Regards,
Sven




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