You cannot see C source code unless you download the source code tar.gz file and extract files from it. I gave you the URL. However, you are going to have to do some self-study to make sense of it... this is not the right place to learn/teach about how to download files or how C software works.
On August 5, 2019 6:43:59 AM PDT, ravi <rv...@yahoo.se> wrote: >Hi Jeff,Thanks for your quick answer. But I don't understand. I have >installed R from the installer (I think that it is called the binary). >Do you mean that I will have to do it via the source? Will I see the >source code only then? Are there any other methods? In any case, it >would be helpful if you can explain what you mean by "downloading the >source code".Thanks,Ravi >On Monday, 5 August 2019, 15:32:00 CEST, Jeff Newmiller ><jdnew...@dcn.davis.ca.us> wrote: > >Seems like you are looking in the wrong place. Did you download the >source code? [1] > >[1] https://cran.r-project.org/ > >On August 5, 2019 6:18:14 AM PDT, ravi via R-help ><r-help@r-project.org> wrote: >>Hi all,On looking at the source code for the integrate function, I >find >>that it has the following call: >>wk <- .External(C_call_dqagi, ff, rho = environment(), >>as.double(bound), inf, as.double(abs.tol), as.double(rel.tol), >> limit = limit)How do I access the source code for C_call_dqagi? >>From other references ("Writing R-extensions section 6.9), I find a >>reference to Rdqagi when discussing the integrate function. I would >>like to know if C_call_dqagi and Rdqagi are the same.How do I access >>the source code for either of these functions? From the article titled >>"R help desk Acessing the sources" by Uwe Ligges in Rnews_2006-4, I >>gather that the C files can be found in the folder $R_HOME/src/main/. >>But when I look at the equivalent folder in R 3.6.1, I find that the >>main sub-folder is missing in src (the only sub-folder found there is >>library). I do not find any C file in the src subfolder >>Where do I find the C source files? How do I get to look at them? I >>have a lot of follow-up questions on interfacing with the C files, but >>I would like to first know where I can find them. At least on how I >can >>access them.Thanks,Ravi Sutradhara >> >> >> [[alternative HTML version deleted]] >> >>______________________________________________ >>R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >>https://stat.ethz.ch/mailman/listinfo/r-help >>PLEASE do read the posting guide >>http://www.R-project.org/posting-guide.html >>and provide commented, minimal, self-contained, reproducible code. -- Sent from my phone. Please excuse my brevity. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.