Re: Installation requirements
Re: Installation requirements
- Subject: Re: Installation requirements
- From: Greg Neagle <email@hidden>
- Date: Sat, 09 Mar 2013 10:27:01 -0800
On Mar 8, 2013, at 5:17 PM, Bill Coderre <email@hidden> wrote:
>
> On Mar 8, 2013, at 2:08 PM, Andrew Keller <email@hidden> wrote:
>> My software is compatible with 10.6.0 and later, but my installer is only compatible with 10.6.6 and later.
Why on earth is this?
>> Is it possible to allow installing a package on any volume with 10.6.0 or later, but only if the currently booted operating system is 10.6.6 or later?
>
> 1) Is this really a necessary requirement? Most installers only allow installation on the booted volume
There's no reason for this.
The fact that some packages are poorly written and work only on the boot volume should not obscure the fact that installation packages can and should when possible be authored to allow installation on any eligible volume.
> , and it's usually a good idea to require the latest subrevision, 10.6.8.
>
>
>
> 2) "InstallationCheck" can check the booted system's version (you probably want system.version.ProductVersion)
> "VolumeCheck" can check the system version on the target disk (my.target.systemVersion.ProductVersion)
> See also system.compareVersions()
> _______________________________________________
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