Re: SDK check

On Sat, Mar 3, 2012 at 5:33 PM, Daniel Johnson
<[email protected]> wrote:
>
> On Mar 3, 2012, at 4:12 PM, Alexander Hansen wrote:
>
>> I'm in the process of making some modifications to fink to use tests
>> which are more Xcode-version-independent (as well as allowing for
>> Xcode 4.3 not to have to sit only in /Applications).  I found
>> something a little weird (to me, anyway) in the MacOSX SDK check
>> portion of VirtPackages.pm:
>>
>> =item "system-sdk-*"
>>
>> These packages represent the SDKs available in /Developer/SDKs, available
>> as part of the Xcode tools.
>>
>> =cut
>>
>>       my @SDKDIRS = qw(
>>               MacOSX10.0.0.sdk
>>               MacOSX10.1.0.sdk
>>               MacOSX10.2.0.sdk
>>               MacOSX10.3.0.sdk
>>               MacOSX10.3.9.sdk
>>               MacOSX10.4.0.sdk
>>               MacOSX10.4u.sdk
>>       );
>>
>>       if (opendir(DIR, '/Developer/SDKs')) {
>>               push(@SDKDIRS, grep(/MacOSX.*.sdk/, readdir(DIR)));
>>               closedir DIR;
>>       }
>>
>> It seems kind of strange to have the list of defaults and then to push
>> the actual installed SDKs onto that, in particular since the defaults
>> seem archaic.  Do we currently need to display anything earlier than
>> 10.3.9, since Xcode for 10.5 doesn't come with anything earlier?
>>
>> For that matter, should we display SDKs that aren't even available for
>> the OS X version in question?  Right now, with fink-0.32.3, on Lion
>> (with Xcode 4.3) we show:
>>
>> $ fink list -t sdk
>> Scanning package description files..........
>> Information about 4460 packages read in 1 seconds.
>>       system-sdk-10.0 10.0.0-1        [virtual package representing the Mac OS
>> X 10.0 SDK]
>>       system-sdk-10.1 10.1.0-1        [virtual package representing the Mac OS
>> X 10.1 SDK]
>>       system-sdk-10.2 10.2.0-1        [virtual package representing the Mac OS
>> X 10.2 SDK]
>>       system-sdk-10.3 10.3.9-1        [virtual package representing the Mac OS
>> X 10.3 SDK]
>>       system-sdk-10.4 10.4.0-1        [virtual package representing the Mac OS
>> X 10.4 SDK]
>>       system-sdk-10.4-universal       10.4-1  [virtual package representing the
>> Mac OS X 10.4 Universal SDK]
>>
>> They show as not installed, which is true, but I think they shouldn't
>> even show up at all.  (The 10.6 and 10.7 SDKs don't show up here
>> because of the changed SDK path for Xcode 4.3)
>>
>> I'd propose having only displaying SDKs that are available for a
>> particular Xcode, (e.g. 10.3.9, 10.4u, 10.5 for Xcode 3.0 or 3.1;
>> 10.6, 10.7 for 4.x).
>>
>> Any thoughts?
>
> I'd say yes, except that I doubt we need to support anything older than 10.4u, unless it's known that there are any supported packages that use something older.
>
> Daniel
>
>

Yeah, I don't think anything needs the 10.3.9 SDK.  OTOH, I wound up
using if...elsif blocks, so it's not a big deal to list that as an
available option for 10.5. :-)

I'll post a pull request shortly so that this can get some eyeballs.
-- 
Alexander K. Hansen
akh AT finkproject DOT org
Fink User Liaison and Documenter

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