Hi Dirk, I am not the author of the question on SO, but the timing is perfect :-) I am aware of Dplyr size (I read ur blog carefully!!!) but really wanted to have 0 note.
Just tried --strip-unneeded : not the silver bullet :-( #> error: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/strip: unrecognized option: --strip-unneeded Kind regards, ________________ Michaël BENESTY mich...@benesty.fr Please do not print this e-mail unless you really need to. On Mon, Sep 18, 2017 at 5:19 PM, Dirk Eddelbuettel <e...@debian.org> wrote: > > Michael, > > On 18 September 2017 at 16:55, Michaël BENESTY wrote: > | Because of (the great) Rcpp, the size of my package was over 5Mb, which was > | an issue for a Cran release. > > Are you the OP behind the StackOverflow question here: > https://stackoverflow.com/questions/46280628/object-files-in-r-package-too-large-rcpp > > If so we already tried to answer. This is NOT an issue for CRAN but merely a > warning. Do yourself a quick favour and run > > file.info( system.file("libs", "dplyr.so", package="dplyr") )$size > > and you see that some well-known and widely used packages are MUCH bigger. > > | I read with interest this article > | http://dirk.eddelbuettel.com/blog/2017/08/14/#009_compact_shared_libraries > | > | In particular, I was interested in the Makevars modification: > | > | strippedLib: $(SHLIB) > | if test -e "/usr/bin/strip"; then /usr/bin/strip --strip-debug > | $(SHLIB); fi > | > | Unfortunately it crashed compilation on Mac OS because for some reason > | --strip-debug doesn't exist. > > Interesting. > > It so happens that I just shipped a use of `strip --strip-unneeded` in > RcppClassic, see > https://github.com/eddelbuettel/rcppclassic/blob/7cc5c626952d38cc97a99363131fe7ac9d0a7b28/src/Makevars#L33 > Does --strip-unneeded work on macOS ? > > | But this small modification works: > | strippedLib: $(SHLIB) > | if test -e "/usr/bin/strip" & test -e "/bin/uname" & [[ > | `uname` == "Linux" ]] ; then /usr/bin/strip --strip-debug $(SHLIB); fi > > Maybe --strip-unneeded is for preferable. Otherwise, yes, one needs to check > for Linux here. > > But that is the crux of these Makefile / Makevars tweaks. They get > non-portable real quickly. > > The easiest may just be to NOT worry, and just use -W,-S in the local > ~/.R/Makevars. That is what I now do. > > | May be there is a way to make strip works correctly on Mac, but as I > | have no size issue on both Windows and Mac OS... I don't care. > | > | I thought it was useful enough to share it with you. > > It is useful. Dan worked quite a bit on this too. See his repo at > > https://github.com/dcdillon/r-stripper > > Dirk > > -- > http://dirk.eddelbuettel.com | @eddelbuettel | e...@debian.org _______________________________________________ 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
