[Gambas-user] about Application.Args

[Stefano Palmeri]

Alle 18:29, venerdì 27 ottobre 2006, Rob ha scritto:
> On Friday 27 October 2006 10:30, Stefano Palmeri wrote:
> > Application.Args.Count returns number of arguments + 1,
> > because of the application name. Is it a feature or bug? I
> > think is more logical that arguments don't count the name of
> > the application.
> 
> Having the arguments include the application name is "the C way" 
> of doing things.  Java and Perl omit the application name.  I 
> personally expected it to behave as it does, but I can 
> understand why it would be confusing.
> 
> The reason C does it that way is because you can have a single 
> executable with multiple symbolic links to it, and have it do 
> different things depending on what name the user ran it under.  
> For example, gzip and gunzip are the same program, but behave 
> differently depending on which one you run.  So there needs to 
> be a way to get the actual name of the program, and the name 
> under which the user ran it.  There's no reason to prevent Gambas 
> programs from using this kind of functionality.
> 
> I have also seen programs behave differently if you called them 
> with an absolute path versus just the name of the program by 
> itself.... gbx used to be one of those programs, in fact.  
> Again, that's user-supplied data and, in my opinion and 38 years 
> of C tradition, belongs in the arguments.  Of course, BASIC 
> isn't C, but I think Gambas is something beyond BASIC.
> 
> > Anyway, the help should be modified:
> > Application.Args
> > Returns an array containing the application name and the
> > arguments passed to the program by the shell.
> 
> I'd add a note mentioning that the first argument is always the 
> name of the program.  In fact, I just did.
> 
> Rob

Thanks for very clear, quick reply. 
The note in the help is what no C developers (like me) need. Thanks.

Regards,

Stefano Palmeri











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