[patch][core] Fix test_default_session_servicedirs on Unix

[Ralf Habacker]

Ralf Habacker schrieb:
> Simon McVittie schrieb:
>   
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>> bus/config-parser.c r1.50 reordered the expected order of service directories
>> on Unix (breaking the test), apparently in the interests of simplifying the
>> Unix vs Windows #ifdefs. This patch reverts the re-ordering to make the test
>> pass again.
>>   
>>     
> Sorry for breaking this. We initial had not changed the ordering. The
> reordering was suggested by Havoc
> http://lists.freedesktop.org/archives/dbus/2007-March/007330.html
>   
>> Also, r1.50 added some calls to _dbus_string_free for a DBusString
>> that's only initialized on Windows (well, strictly speaking: when
>> $CommonProgramFiles is in the environment). Rather than making the
>> _dbus_string_free conditional, I've just moved the initialization of the
>> DBusString outside the Windows-specific code.
>>
>> Finally, I've ensured that the Windows-specific code is only run if, in
>> fact, running Windows (and not if a Unix user happens to have
>> $CommonProgramFiles in their environment for some reason).
>>
>>     
Thanks for this after commit review. It helps very much that someone on 
the unix side reviews the patch using this pragmatically way. :-)

>> make check and make distcheck now pass on Unix - Ralf, could you check
>> that I haven't broken the tests on Windows?
>>   
>>     
No problems with this patch on windows. Should I commit it ?

Regards
Ralf