Re: Writing global preferences file into /Library/Preferences (OS X Lion)
Re: Writing global preferences file into /Library/Preferences (OS X Lion)
- Subject: Re: Writing global preferences file into /Library/Preferences (OS X Lion)
- From: Peter C <email@hidden>
- Date: Thu, 21 Jul 2011 11:02:06 +0800
I have think of authorization code but it seems now Apple does not want others to write into this directory. Better to change code to adapt to new settings.
Peter C
On 21 Jul 2011, at 10:30 AM, Stephen J. Butler wrote:
> On Wed, Jul 20, 2011 at 8:31 PM, Peter C <email@hidden> wrote:
>> Some of the programs I wrote save a preference file into /Library/Preferences via NSDictionary. This serves as a general settings for all users. Many other 3rd party software (Skype, Microsoft and etc) saves preferences file into this directory too. This works from 10.0 to 10.6.
>
> It was a bad design decision to assume you could ever write to this
> directory. What if your user isn't running as admin?
>
> The way to solve this issue is to use the BetterAuthorizationSample library:
>
> http://developer.apple.com/library/mac/#samplecode/BetterAuthorizationSample/Introduction/Intro.html#//apple_ref/doc/uid/DTS10004207-Intro-DontLinkElementID_2
>
> Basically, you write a helper tool that runs as root, and comunicate
> with it what settings get what values. Then the helper tool, as root,
> saves the plist.
>
> Read and understand all the included txt files before you just dive
> into the code!
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