[Lazarus] Getting a program's "true name"

[Marco van de Voort]

On Mon, Oct 25, 2010 at 08:25:28AM +0000, Mark Morgan Lloyd wrote:
> > versioning.  But it can regurgitate information it gets passed _by_ Lazarus. 
> > Defines and {$I %environmentvariable%} are examples of this.
> 
> The point I was trying to make- which I didn't do very well- was that if 
> something is usable in an ifdef if can be used to exclude code which is 
> syntactically wrong for the current compiler, or references public 
> properties which don't exist in the current LCL.
> 
> I don't think that you can do that if you're getting a value from 
> lclversion or whatever, the decision has- in effect- to be made at a 
> preprocessor level.
> 
> Going back to my original question, can I put something like this
> 
> -dprojectname=heavy_wethers
> 
> or even
> 
> -dprojectname=$ProjFile()
> 
> in the project settings, and then use it as
> 
> projectName:= {$I %projectname% } ;

Not that I know. Via environment variables is the only way. I thought a
while back to do this via macros ( -dxxx:=yyy syntax), so that it could also
be on the cmdline:

http://bugs.freepascal.org/view.php?id=12935