Mailing Lists: Apple Mailing Lists
Image of Mac OS face in stamp
 
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

RE: static CFSTR in C

Yes, that's why I said implicitly const :)

Bryan

> ----------
> From: Mike Kluev
> Sent: Thursday, August 28, 2003 6:57 PM
> To: email@hidden
> Cc: Pietrzak, Bryan
> Subject: Re: static CFSTR in C
>
> On 28/08/2003 00:23, "Pietrzak, Bryan" <email@hidden>
> wrote:
>
> > Doesn't this work?
> >
> > In "globals.cp"
> >
> > static CFStringRef gSomething = CFSTR("Something");
> >
> > In globals.h
> >
> > extern CFStringRef gSomething;
>
> This one will not work (link) even in C++.
>
> > Note that a CFStringRef is implicitly const -- it's not a
> CFMutableStringRef
>
> This is different type of "constness".
>
> const CFStringRef foo = ...;
> ...
> foo = something else; // compile error
>
> ---
>
> CFStringRef foo = ...;
> ...
> foo = something else; // ok
>
> Mike
_______________________________________________
carbon-development mailing list | email@hidden
Help/Unsubscribe/Archives: http://www.lists.apple.com/mailman/listinfo/carbon-development
Do not post admin requests to the list. They will be ignored.


Visit the Apple Store online or at retail locations.
1-800-MY-APPLE

Contact Apple | Terms of Use | Privacy Policy

Copyright © 2007 Apple Inc. All rights reserved.