Installing x32 packages on x64 debian (or fix a dmd bug)

[Jordi Sayol]

Al 27/03/12 12:40, En/na simendsjo ha escrit:
> On Tue, 27 Mar 2012 12:18:45 +0200, Jordi Sayol <g.sayol at yahoo.es> wrote:
> 
>> Al 27/03/12 11:52, En/na simendsjo ha escrit:
>>> This might not be the best forum to ask, but as it relates a dmd bug, I hope others here have found a workaround.
>>>
>>> I'm using a debian-based x64 distro. Due to http://d.puremagic.com/issues/show_bug.cgi?id=5570, I have to compile for -m32.
>>> The challenge is installing 32-bit libraries using apt-get. I've found some "solutions" on the web, but they are all terrible hacks, and I haven't gotten it working properly.
>>> Downloading packages directly (and all dependencies!) is a real drag!
>>>
>>> Has someone found an acceptable way of dealing with this?
>>>
>>
>> Hello simendsjo,
>>
>> All deb packages at http://dlang.org/download.html includes both 32-bit and 64-bit libraries, so, on a debian-based x64 distro, just install the 64-bit deb, and You'll be able to compile to 32-bit just adding -m32 as argument.
>> Same situation for debian-based x32 distros, You can compile to 64-bit adding -m64 as argument. Of course, you'll not allowed to run a 64-bit binary on a x32 platform.
>>
>> Best regards,
> 
> Thanks, but I was probably not very clear when writing the question.
> DMD itself is not a problem (rather than the bug which forces me to only use 32-bit), it's all the packages available through the package manager - it only downloads 64-bit libraries.

This is not strictly truth. dmd deb packages installs, among others, "gcc-multilib", witch make possible to compile to 32-bit in x64 platform and vice versa .

> If I want to use a c library, I need to find both the library and all it's dependencies as 32-bit libraries rather than just installing through the package manager.
> It can be a tedious process..
> 

If you want to run a 32-bit program on a x64, install "ia32-libs" and all its dependencies, through the package manager.

Best regards,
-- 
Jordi Sayol