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Re: Memory management on returning nil in init
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Re: Memory management on returning nil in init


  • Subject: Re: Memory management on returning nil in init
  • From: vincent habchi <email@hidden>
  • Date: Mon, 21 Jun 2010 16:50:28 +0200

Le 21 juin 2010 à 16:43, Eiko Bleicher a écrit :

> One of my initializers can fail and thus it should return nil. Consider the following example:
>
> -(id) initWithBool:(BOOL)ok
> {
>   if (self = [super init])
>   {
>      if (!ok) {
>         return nil; // Point of interest
>      }
>   }
>   return self;
> }
>
> Does this code leak? I am inclined to think I need to call [self release] before returning nil, but I am yet to see a piece of example code for this. Or is my approach stupid? :-)

What the point of the OK variable ?

You can call [self release] safely, since if self is nil, the message is just silently discarded. That's what I usually do.

Vincent_______________________________________________

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 >Memory management on returning nil in init (From: Eiko Bleicher <email@hidden>)

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