proper way to distinguish epel from fedora

[Farkas Levente]

On 11/11/2009 10:58 AM, Manuel Wolfshant wrote:
> Farkas Levente wrote:
>> On 11/11/2009 05:13 AM, Dennis Gilmore wrote:
>>  
>>> On Tuesday 10 November 2009 08:15:58 pm BJ Dierkes wrote:
>>>    
>>>> On Nov 10, 2009, at 9:56 AM, Steve Traylen wrote:
>>>>      
>>>>> On Tue, Nov 10, 2009 at 4:51 PM, Manuel Wolfshant
>>>>>
>>>>> <wolfy at nobugconsulting.ro> wrote:
>>>>>        
>>>>>> Farkas Levente wrote:
>>>>>>          
>>>>>>> hi,
>>>>>>> what's the proper way to distinguish epel from fedora in the spec
>>>>>>> file?
>>>>>>> i'd like to add
>>>>>>> ExcludeArch:    ppc ppc64
>>>>>>> on epel but not in case of fedora in a package (since there is no
>>>>>>> java
>>>>>>> on ppc on epel). but what's the current recommended way to do so?
>>>>>>> unfortunately %{?rhel} is not defined even in rhel-5 so what else
>>>>>>> can i
>>>>>>>             
>>>> Is there any problem with:
>>>>
>>>> %if %{el5}
>>>> ExcludeArch: ppc ppc64
>>>> %endif
>>>>       
>>> yes nothing defines %{el5}  and you would get a failure on all targets
>>> the correct way to handle it would be
>>> %if 0%{?rhel} > 1
>>> ExcludeArch: ppc ppc64
>>> %endif
>>>     
>>
>> which is still not working for those who not install the extra packages
>> buildsys-macros and of course won't work with rhel 6 where these exclude
>> shouldn't have to defined.
>> so until now no one send a general good solution:-(
>>
>>   
> The mock rpm distributed in epel contains something similar to
> 
>    [groups]
>    name=groups
>    baseurl=http://buildsys.fedoraproject.org/buildgroups/rhel5/x86_64/
> 
> I do not want to sound harsh but if you refuse to use the macros which
> define the settings of the build infrastructure (either passing the info
> to mock or by defining  it in .rpmmacros (or any similar way)), how do
> you expect to find out what distro you are building for ?

the difference is that on fedora the distro itself contains these macro
while on rhel it's an external addon package.

-- 
  Levente                               "Si vis pacem para bellum!"