Re: [igraph] matrix problem

[Guilherme Ferraz de Arruda]

Sorry for the inconvenience, i find one error here, you are right it
is at dados.

I lose more than 3 hours with this.

sorry

Thanks for all

2010/10/11 Guilherme Ferraz de Arruda <address@hidden>:
> i did:
>
>   printf("   - Inicializando WAdj ... \t");
>  printf("   - dados = %p, dados->i = %ld\n", dados, (long int)dados->i);
>  igraph_matrix_init(&w_adj, (long int)dados->i, (long int)dados->i);
>  printf("[ OK ]\n");
>
> and got:
>
> dados = 0x7fffd6c02d10, dados->i = 150
>
> dados-> is ok.
>
> i will try to make a little program to show the error, i will send it
> in a minute.
>
> Thanks for all
>
>
> 2010/10/11 Gábor Csárdi <address@hidden>:
>> On Mon, Oct 11, 2010 at 10:49 PM, Guilherme Ferraz de Arruda
>> <address@hidden> wrote:
>>> dados is just a struct:
>>>
>>> typedef struct Matriz{
>>>  double** Matriz;
>>>  int i, j;
>>> }Mat;
>>>
>>>
>>> int CriaRede(igraph_t* grafo, int dist, Mat* dados){
>>>  igraph_matrix_t w_adj;
>>>
>>>  printf("   - Inicializando WAdj ... \t");
>>>  igraph_matrix_init(&w_adj, (long int)dados->i, (long int)dados->i);
>>>  printf("[ OK ]\n");
>>>
>>> ...
>>>
>>> }
>>>
>>> Is it enough?
>>> If its not, i could send all of my code, its dificult to send parts of them.
>>
>> No, it is not enough. It is best to have some small piece of self
>> contained code that we can compile and run, and demonstrates the
>> problem. Otherwise one can only make guesses.....
>>
>> Gabor
>>
>>> Thanks for all.
>>>
>>> Guilherme.
>>>
>>> 2010/10/11 Tamas Nepusz <address@hidden>:
>>>> Dear Guilherme,
>>>>
>>>> Please send a short, self-contained example with which we can reproduce 
>>>> the problem. There seems to be nothing wrong with your code at first 
>>>> glance, but since we don't know what "dados" is and what's in there, we 
>>>> can't really determine what is causing the problem.
>>>>
>>>> --
>>>> Tamas
>>>>
>>>> On 11 Oct 2010, at 21:22, Guilherme Ferraz de Arruda wrote:
>>>>
>>>>> Hi,
>>>>> I have used:
>>>>>
>>>>> igraph_matrix_t w_adj;
>>>>> igraph_matrix_init(&w_adj, (long int)dados->i, (long int)dados->i);
>>>>>
>>>>> where dados->i = 151.
>>>>>
>>>>> But i got Segmentation Fault.
>>>>> What is wrong?
>>>>>
>>>>> i tried to use
>>>>> igraph_matrix_init(&w_adj, 151, 151);
>>>>>
>>>>> and got the same error.
>>>>>
>>>>> What is wrong?
>>>>> it seens to be so simple to have an erros, but i got this error at
>>>>> this line by debugging.
>>>>>
>>>>> Thanks for all.
>>>>>
>>>>> Guilherme.
>>>>>
>>>>> _______________________________________________
>>>>> igraph-help mailing list
>>>>> address@hidden
>>>>> http://lists.nongnu.org/mailman/listinfo/igraph-help
>>>>
>>>>
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>>>
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>>
>>
>>
>> --
>> Gabor Csardi <address@hidden>     UNIL DGM
>>
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>