On Thu, Jun 23, 2016 at 4:33 PM, Gaurav Gautam <[email protected]> wrote:

> Hello,
>
> So I hit another wall. I can't get stack for haskell installed. I am
> listing everything I
> did just in case I 'fixed' something wrong:
>
> 1. The wget command in line 616 got me a file named
> stack-1.1.2-linux-i386.tar.gz
> which is different from what the next command tried to extract which is
> stack*i386-linux.tar.gz. The order of linux and i386 is wrong.
>

OK, but by the time you get to the bottom, its clear that you need the i686
package, not the i386 package.


>
> 2. After modifying the filename I was unable to run the stack command. So
> I modified
> the command to use the full path /usr/bin/stack/stack
>

Yuck. That's just plain wrong.  It got installed at the wrong location.


>
> 3. After this a library named libgmp.so.10 was not found. So I setup the
> LD_LIBRARY_PATH
> to point to /usr/lib/x86_64-linux-gnu which is the only place I found this
> library.
>

Don't do this, ldconfig does this automatically for you.

>
> 4. Then the executable `stack` complained that:
> /usr/bin/stack/stack: error while loading shared libraries: libgmp.so.10:
> wrong ELF class: ELFCLASS64
>

Yep. no surprise, given step 3.


>
> 5. I searched around a bit and found that this happens when a 64bit
> library is called where a 32bit one
> is required.
>

Yep.

>
> 6. This is where I am stuck. I can't find the 32 bit version anywhere. I
> tried installing ia32-libs, lib32z1,
> lib32ncurses5 and lib32bz2-1.0 as I read somewhere that these have 32
> libararies for linux. But that
> didn't work.
>

get a 64-bit stack. Its stupid to fiddle with 32-bit anything this day and
age.  There are serious technical issues with trying to support 32-bit
anythng, any more, its best left to those people who work on embedded
systems.

--linas

>
> Yours sincerely
> Gaurav Gautam
>
> On Friday, June 24, 2016 at 12:28:38 AM UTC+5:30, linas wrote:
>>
>>
>> On Thu, Jun 23, 2016 at 1:50 PM, Gaurav Gautam <[email protected]>
>> wrote:
>>
>>> B01FA116
>>
>>
>> http://answers.ros.org/question/174166/verify-repositorys-key/
>> http://answers.ros.org/question/212254/ros-indigo-key-server-down/
>>
>> The first ne seems the best -- just don't use the keyserver, and get the
>> package instead.
>>
>> --linas
>>
>

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