On 29 March 2013 at 22:04, John Robson wrote: | Hey Dirk, | | $ ./boostEx | Hello, world from main() | Hello, world from use() | Hello, world from use() | At end value is 2 | | RInside/inst/examples/threads Works perfectly.
Hm. That would suggest that the threating / mutex issues are fine at the RInside / R level. That would leave Wt as the likely suspect. | I also tried Wt example in other 2 machines with Ubuntu 12.04 and Wt | 3.2.3 and I get the same error in both... I can assure you that this also worked on Ubuntu 12.04 with 'default everything' eg whatever Wt version we had then | Your http://dirk.eddelbuettel.com:8088 is working awesome!!! Maybe the | problem is with my version. Could well be. | Currently version is 3.3.0-rc4. In few days version 3.3.0 will be | released and I'll test again. | | But I'm using GDB and there is none useful information about what is | that problem, then will be hard to get it. That's the challenge. Good luck. Dirk | Thank you again. | | On 03/29/2013 09:32 PM, Dirk Eddelbuettel wrote: | > | > On 29 March 2013 at 21:11, John Robson wrote: | > | Hi Dirk, thank for your support. | > | | > | I'm using: | > | Linux 3.2.0-4-686-pae #1 SMP Debian 3.2.39-2 i686 GNU/Linux | > | Debian 7.0 wheezy | > | G++: 4.7.2 | > | STL: 4.7.2 | > | BOOST: 104900 | > | Wt: 3.2.3 | > | R version 2.15.1 (2012-06-22) | > | Platform: i486-pc-linux-gnu (32-bit) | > | RInside_0.2.10 | > | Rcpp_0.10.3 | > | > Looks good, and is always identical at my end. With Ubuntu I have Wt 3.2.1 | > but I am not sure how / why that would matter. | > | > | Rcpp for Qt works perfectly, but as I said, for Wt, after running, the | > | system throw an segmentation error. | > | | > | If I comment line 171 [R_.parseEvalQ(cmd);]; I not get crash after | > | running, but not generate image. | > | > Sure. | > | > It's the invocation of R that creates the issue, and creates the image. | > | > You could try the code in examples/threads/ which is close in spirit. If | > that works, and if Qt works, then it may be Wt, but you will have to debug at | > your end -- as it works here. | > | > Dirk | > | > | | > | On 03/29/2013 07:41 PM, Dirk Eddelbuettel wrote: | > | > | > | > On 29 March 2013 at 19:24, John Robson wrote: | > | > | The example: | > | > | http://dirk.eddelbuettel.com/blog/2011/11/30/#rinside_and_wt | > | > | | > | > | >From the code: | > | > | https://github.com/JohnRobson/Wt-Tests/blob/master/RInside/wtdensity.cpp | > | > | | > | > | After running, the site appears OK: http://imagebin.org/252132 | > | > | | > | > | But immediately a segmentation error is throw: | > | > | http://paste.ubuntu.com/5659723/ | > | > | | > | > | Line 171 Cause this error. | > | > | | > | > | 171 R_.parseEvalQ(cmd); // evaluate command -- generates new density plot | > | > | | > | > | What I need to do to fix this error? | > | > | > | > For starters, please learn to write meaningful bug reports. Yours is concise | > | > (a plus) but I don't have time to chase around different websites. | > | > | > | > On my _stock Ubuntu 12.10_ I just rebuilt RInside (both 0.2.10 and the SVN | > | > version 0.2.10.1 I have here), and run make inside examples/wt -- and it | > | > works just fine in both cases. Try | > | > | > | > http://dirk.eddelbuettel.com:8088 | > | > | > | > to play with it. | > | > | > | > You need to tell us (at a minimum) what OS and release, what Rcpp version, | > | > what RInside version, possibly what Wt version etc pp. I reckon that the | > | > code is fine, but that something is amiss from your build. | _______________________________________________ | Rcpp-devel mailing list | Rcpp-devel@lists.r-forge.r-project.org | https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel -- Dirk Eddelbuettel | e...@debian.org | http://dirk.eddelbuettel.com _______________________________________________ Rcpp-devel mailing list Rcpp-devel@lists.r-forge.r-project.org https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel
