Re: Making work JPL with Ubuntu 12.04 ?

Hi Jan,

The image where I had the problem is a 32-bits OS. 
Problem solved with --enable-shared. Thanks.


Sergio







Le Lundi 10 mars 2014 12h59, Jan Wielemaker <[email protected]> a écrit :
 
On 03/10/2014 12:25 PM, Sergio Castro wrote:
>>
>>
>> Hello,
>>
>> I am testing a library using JPL with different versions of Ubuntu.
>> It works fine with Ubuntu 13.04, but I cannot make it work with
>> version 12.04 (a third party image where I was required to install
>> it).
>>
>> I am using swi Version 6.6.2-2-ge23683d (compiled from the git
>> repository). The configuration in both OS is around the same, so my
>> best guess is that a required package is missing in 12.04 (?) I
>> installed first the packages mentioned as required from this OS in
>> the swi site:
>>
>> sudo apt-get install \ build-essential autoconf curl chrpath \
>> ncurses-dev libreadline-dev libunwind7-dev \ libgmp-dev \ libxext-dev
>> libice-dev libjpeg-dev libxinerama-dev libxft-dev \ libxpm-dev
>> libxt-dev pkg-config \ libssl-dev \ unixodbc-dev \ openjdk-7-jdk
>> junit \ zlib1g-dev libarchive-dev \ libossp-uuid-dev
>>
>> The error I get is: UnsatisfiedLinkError: …libjpl.so: undefined
>> symbol: __gmpz_init
>
>Is this Java embedding Prolog or Prolog embedding Java?  Is this
>32-bit or 64-bit?  I can see this might go wrong if you use the
>32-bit version and did not use --enable-shared for compiling the
>kernel.  If that is the case, try recompiling with this option
>for configure.  Another way around is to use environment
>variable LD_PRELOAD to preload libgmp:
>
>   LD_PRELOAD=/path/to/libgmp.so java ...
>
>I have no clue why this depends on the Ubuntu version.  The only
>thing this should depend on is whether or not the Prolog kernel
>is a shared object (default not on 32-bit Linux, always yes on
>64-bit Linux) and whether or not SWI-Prolog was linked to libgmp
>(default yes if the library can be found).
>
>Hope this helps
>
>    --- Jan
>
>
>
>>
>> As I interpret it, it does not have problems in finding the jpl
>> library libjpl.so, but cannot find a symbol or library required by
>> it. Are there any known issues regarding jpl in 12.04 ?
>>
>>
>> cheers,
>>
>> Sergio -------------- next part -------------- HTML attachment
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>
>
>
>
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