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Forum: Msieve 2013-05-05, 21:34
Replies: 256
Views: 33,843
Posted By LangerJan
Hi, could you give an example for that,...

Hi,

could you give an example for that, please? How do you build Msieve?
Forum: Msieve 2013-04-29, 11:50
Replies: 256
Views: 33,843
Posted By LangerJan
Update: I didn't fix it, but I can handle it the...

Update: I didn't fix it, but I can handle it the way I handle some other fatal errors of msieve. Re-rolling the seeds and trying again helped me over this.

I will provide a new patch after my...
Forum: Msieve 2013-04-27, 21:14
Replies: 256
Views: 33,843
Posted By LangerJan
I ran into a SIGFPE, division-by-zero error to be...

I ran into a SIGFPE, division-by-zero error to be more precise, presumably in the mpqs-code.

I'm compiling msieve with gcc under OS X (but this happens under Windows as well):


./msieve...
Forum: Msieve 2013-04-26, 19:56
Replies: 256
Views: 33,843
Posted By LangerJan
Since you like to get some feedback: As you...

Since you like to get some feedback:

As you know, I tweaked msieve a bit and now I'm using it as a general purpose factoring-library. Its working very well so far, thank you very much for all the...
Forum: Msieve 2013-03-02, 01:01
Replies: 256
Views: 33,843
Posted By LangerJan
You know what would be really great? A configure...

You know what would be really great? A configure script! :) I might try writing one, but I can't test it all alone.
Forum: Msieve 2013-02-21, 12:11
Replies: 256
Views: 33,843
Posted By LangerJan
I'm glad I could help :smile: I'm doing this for...

I'm glad I could help :smile: I'm doing this for my master thesis, I can fill a section or two about bugfixing ;)



I made a (rather dirty) hotfix for that one, which at least lets me continue...
Forum: Msieve 2013-02-20, 11:54
Replies: 256
Views: 33,843
Posted By LangerJan
There is a "double free()" issue in the...

There is a "double free()" issue in the factor_mpqs() part of msieve:

./msieve 158391981172732964211556699471
sieving complete, commencing postprocessing
*** glibc detected *** ./msieve: double...
Forum: Msieve 2013-02-19, 20:31
Replies: 256
Views: 33,843
Posted By LangerJan
I got a nasty segmentation fault here: ...

I got a nasty segmentation fault here:

./msieve 1201344281581552984739248655827
sieving in progress (press Ctrl-C to pause)
Speicherzugriffsfehler (Speicherabzug geschrieben)ial), need 393

...
Forum: Msieve 2013-02-18, 01:00
Replies: 256
Views: 33,843
Posted By LangerJan
(Sorry, I don't know how to edit my previous...

(Sorry, I don't know how to edit my previous post)

I made a patch for my aforementioned error-handling additions to msieve. If anybody is interested, you can download it here...
Forum: Msieve 2013-02-17, 22:08
Replies: 256
Views: 33,843
Posted By LangerJan
Yay, it's released \o/ I will provide a...

Yay, it's released \o/

I will provide a patch about error-handling for v1.51 instead of 1.50 then.
Forum: YAFU 2013-02-17, 06:18
Replies: 2
Views: 1,661
Posted By LangerJan
Very well, I will fiddle with the msieve code...

Very well, I will fiddle with the msieve code then :) Thanks!
Forum: Msieve 2013-02-17, 06:15
Replies: 99
Views: 15,259
Posted By LangerJan
I did a quick shot on yafu, but that doesn't work...

I did a quick shot on yafu, but that doesn't work for me either :( So I added a bit of error handling in msieve to suit my needs. I've put an extra result-code field in msieve_obj and changed some of...
Forum: YAFU 2013-02-16, 18:27
Replies: 2
Views: 1,661
Posted By LangerJan
Using YAFU as a C-library

Hi everyone!

I'm looking for a general-purpose factorization library for integers of any size (i > 2^64, but may be -much- bigger). I tried msieve, but it fails from time to time and most...
Forum: Msieve 2013-02-11, 18:22
Replies: 99
Views: 15,259
Posted By LangerJan
Thanks for the quick reply :smile: Yes, I'm using...

Thanks for the quick reply :smile: Yes, I'm using the quadratic sieve.

I'm going to try out YAFU. Too bad, your library was very easy to combine with my project. I will still recommend it to...
Forum: Msieve 2013-02-11, 00:17
Replies: 99
Views: 15,259
Posted By LangerJan
Hi everyone, I'm using msieve as a library...

Hi everyone,

I'm using msieve as a library for factoring integers in my master thesis regarding heavy numbercrunching and I'm very pleased :) It's doing its job wonderful so far, but every now and...
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