Didn't manage to make the code run. I am really wondering what I am missing
here...
On Wednesday, June 24, 2015 at 3:59:47 PM UTC+2, Isaiah wrote:
>
> I guess this is still a distro path issue. The following suggestion is not
> very general, but to at least get going, you could try:
>
> jl_init("/home/kostas/workspace/juli/Debug/../lib/x86_64-linux-gnu/
> julia/")
>
> On Wed, Jun 24, 2015 at 9:38 AM, Kostas Tavlaridis-Gyparakis <
> [email protected] <javascript:>> wrote:
>
>> I am simply trying to run the first example attached in the embedding
>> documantation which is the following block of code:
>>
>> #include <iostream>
>> #include <julia.h>
>> using namespace std;
>>
>> int main() {
>> /* required: setup the julia context */
>> jl_init(NULL);
>>
>> /* run julia commands */
>> jl_eval_string("print(sqrt(2.0))");
>>
>> /* strongly recommended: notify julia that the
>> program is about to terminate. this allows
>> julia time to cleanup pending write requests
>> and run all finalizers
>> */
>> jl_atexit_hook();
>>
>> return 0;
>> }
>>
>> And when I try to run the program in eclipse (after having linked the
>> library and defined the path of the header file) the above mentioned
>> error message appeas which says:
>>
>> - System image file
>> "/home/kostas/workspace/juli/Debug/../lib/x86_64-linux-gnu/julia/sys.ji"
>> not found
>>
>> On Wednesday, June 24, 2015 at 3:31:50 PM UTC+2, Isaiah wrote:
>>>
>>> You probably need to call `jl_init(NULL)` at the beginning of the
>>> program. If you have not done so yet, I would suggest to read the embedding
>>> documentation:
>>>
>>> http://docs.julialang.org/en/release-0.3/manual/embedding/
>>>
>>> and start with the embedding example in the source:
>>>
>>> https://github.com/JuliaLang/julia/blob/master/examples/embedding.c
>>>
>>>
>>>
>>>
>>> On Wed, Jun 24, 2015 at 9:05 AM, Kostas Tavlaridis-Gyparakis <
>>> [email protected]> wrote:
>>>
>>>> I did download the 0.4 nightbuilt which includes the above mentioned
>>>> files in the proper location, but now Eclipse is throwing me a different
>>>> error I can not sort out how to overcome. When I try to run a small cpp
>>>> file with a few julia comands Eclipse is compiling the file but when I
>>>> try to run it it throws me the following message:
>>>>
>>>> "System image file
>>>> "/home/kostas/workspace/juli/Debug/../lib/x86_64-linux-gnu/julia/sys.ji"
>>>> not found "
>>>>
>>>> Futhermore since I am really new to Julia I am not sure and I don't
>>>> know a lot of the existing tools, is it possible to write a function in
>>>> julia
>>>> that takes as an argument some data creates a model and solves it and
>>>> call this function from inside my c++ project?
>>>> I am asking this as in the example in the link
>>>> <http://docs.julialang.org/en/release-0.3/manual/calling-c-and-fortran-code/#passing-julia-callback-functions-to-c>
>>>>
>>>> attached by Isaiah with the qsort, the whole process is done inside julia
>>>> framework.
>>>> Whereas in my case I would be interested to write a julia program, like
>>>> the one described above that I would be able to call as a function
>>>> (I want it to solve a subproblem actually) inside my c++ project in
>>>> eclipse.
>>>> Is this relatively easy to be done?
>>>> Because I think this would be the best approach for my case.
>>>>
>>>> On Tuesday, June 23, 2015 at 8:20:56 AM UTC+2, Jeff Waller wrote:
>>>>>
>>>>> Embedded Julia is of particular interest to me. To answer your
>>>>> question, everything in Julia is available via embedded Julia.
>>>>>
>>>>> I would very much discourage use of version 0.3.2; avoid it if you
>>>>> can. I think that particular version has the uv.h problem which is fixed
>>>>> in later versions. Can you gain root on this host? If so you can get
>>>>> 0.3.9
>>>>> via PPA. Or even better if you can get ahold of one of the nightly
>>>>> builds,
>>>>> then 0.4.x comes with julia_config.jl, which figures out all of the right
>>>>> compile flags automatically. You just have to cut and paste in a
>>>>> Makefile. But if no makefile, you can run it and know the necessary
>>>>> compile time flags.
>>>>>
>>>>>
>>>
>
