Re: Pragma for conditional compilation? (Ada 2005 vs. 95)

[Pascal Obry <pascal@obry.net>]

Simon Wright a �crit :
> Pascal Obry <pascal@obry.net> writes:
> 
>> Note that some of the configuration management can be done directly with
>> GNAT Project File. In this case:
>>
>>    type OS_Type is ("UNIX", "Windows_NT");
>>    OS : OS_Type := external ("OS", "UNIX");

Just a side note. The trick here is that OS is defined on Windows and
the value is "Windows_NT". Using this fact we say that OS gets the "OS"
env variable or "UNIX" if not defined.

> I never realised you could do this .. and I thought I had read the
> friendly manual, too. Thanks, Pascal!

You're welcome!

Pascal.

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