Re: NSInvocationOperation error

[Anindita]

Thanks for your reply.

Actually the main motivation behind using NSInvocationOperation was to 
create dependent NSOperations and put them in the NSOperationQueue and 
analyse the output, as part of a programming project.

Is there any other way of achieving this using GNUstep?

On 12/3/2010 1:30 PM, Germán Arias wrote:
> Well, in the GNUstep documentation I don't see NSInvocationOperation
> class. Then, I suppose this class don't exist on GNUstep.
>
> On jue, 2010-12-02 at 21:36 -0800, aphuk wrote:
> > Hi, I am new to Objective-C and GNUstep so my question might be a little
> > basic but please help me out since I am stuck.
> >
> > We are trying to create an instance of a NSInvocationOperation and put it in
> > the NSOperationQueue as given below
> >
> > NSInvocationOperation* putOp = [[[NSInvocationOperation alloc]
> > initWithTarget:self selector:@selector(put)
> >                                                             object:[NSNumber
> > numberWithInt:5]] autorelease];
> >
> > But on compilation, I get the below error :
> >
> > NSInvocationOperation undeclared (first use in this function)
> >
> > What am I missing here?