D rpm packages for Linux

[Andrei Alexandrescu]

On 06/25/2010 03:46 AM, Jordi Sayol i Salomó wrote:
> En/na Ellery Newcomer ha escrit:
>> On 06/24/2010 01:14 PM, Jordi Sayol i Salomó wrote:
>>> En/na Ellery Newcomer ha escrit:
>>>>
>>>> Also note that mine doesn't fail on x86_64
>>>>
>>>> (you need to add glibc-devel(x86-32) specifically as a dependency)
>>>>
>>>
>>> Can You be more explicit?
>>> I've not a 64 bit system available.
>>>
>>
>> dmd links to ctnrl.o or something like that, which is in glibc-devel
>> and must be 32 bit. If the 32 bit version ain't there, there be linker
>> errors on compile.
>>
>> in the spec file, after
>>
>> Requires: gcc
>>
>> add
>>
>> Requires: glibc-devel(x86-32)
>>
>> I know nothing of specific minimum version or anything like that, though.
>>
>
> Many thanks for Your answer.
>
> This rpm package is build for a i386 platform, and it's only installable
> on a i386 system (without force it to), so the dependencies are for i386
> installation. Of course It can be forced to install in another platform
> as x86_64, alpha, arm, hppa, mips, mipsel, powerpc, s390, sparc, etc.
> but I cannot assure that the compiler will work on all of them. You talk
> about the glibc-devel package, but this is not the only one needed by
> the compiler, dmd also needs gcc (32 bits) and in Your rpm (as in mine)
> do not specifies anything about arch, also there is a missing library on
> Your rpm, libgcc_s.so.1 is needed too by dmd.
>
> One solution for this problem is to explain the trick needed to install
> the ix86 dmd rpm package on a x86_64 system, as Walter has done with the
> same situation for the dmd deb package,
> http://www.digitalmars.com/d/2.0/dmd-linux.html#installation
>
> Another one is to create a x86_64 rpm package of dmd 32 bits compiler. I
> don't like this solution because when dmd 64 bits appears in the near
> future, this will be a source of confusion.
>
> And My preferred solution, create a i386 chroot machine inside Your
> x86_64 system, install dmd package on it and compile Yours D programs on
> it too.

Wait, isn't there a way to say in an rpm "if the target OS is 64-bit 
then insert this dependency, otherwise don't"?

Andrei