That's true - I was a bit sloppy copying the lines. Forget the first one, so
PKG_LIBS+= -lRcpp
PKG_LIBS+= -LC:/PROGRA~1/R/R-213~1.1/library/Rcpp/libs/i386
is all you need.
BR,
Bjørn
2011/9/8 Dirk Eddelbuettel <e...@debian.org>
>
> On 8 September 2011 at 15:11, Bjørn Skogtrø wrote:
> | Hi Dirk,
> |
> | Thanks for the response - it was helpful.
>
> Glad to hear that!
>
> | I've added the library you suggested and the appropriate path, and now
> linking
> | is fine. For completeness, my makevars.win now looks like this:
> |
> | ## Use the R_HOME indirection to support installations of multiple R
> version
> | ## PKG_LIBS = $(shell "${R_HOME}/bin${R_ARCH_BIN}/Rscript.exe" -e
> | "Rcpp:::LdFlags()")
> |
> | PKG_LIBS = $("C:/PROGRA~1/R/R-2.13.1/library/Rcpp/lib/i386/libR.cpp.a")
> | PKG_LIBS+= -lRcpp
> | PKG_LIBS+= -LC:/PROGRA~1/R/R-213~1.1/library/Rcpp/libs/i386
>
> Isn't the first line a null op? What is it supposed to do? Just the latter
> two are probably fine as well.
>
> Dirk
>
> | Guess the approach can be prettified using the $(shell....) approach
> above and
> | regular expressions, but I'm no expert on this.
> |
> | Thanks again!
> |
> | BR,
> | Bjørn
> |
> |
> |
> |
> | 2011/9/8 Dirk Eddelbuettel <e...@debian.org>
> |
> |
> | Hi Bjørn,
> |
> | Welcome!
> |
> | On 8 September 2011 at 10:36, Bjørn Skogtrø wrote:
> | | Hi guys.
> | |
> | | First off, thanks for a nice piece of software.
> | |
> | | Now to the issue at hand:
> | |
> | | I'm trying to compile and link the package obtained using
> | Rcpp.package.skeleton
> | | (...) (out of the box). I'm running R 2.13.1, with Rcpp 0.9.6 on a
> | Windows XP
> | | machine.
> | |
> | | The first problem I ran into was how the package-libs variable
> PKG_LIBS
> | was
> | | pasted into the g++ string for compiling:
> | |
> | | g++ -shared -s -static-libgcc -o processes.dll tmp.def
> rcpp_hello_world.o
> | | rcpp_module.o C:/Program
> Files/R/R-2.13.1/library/Rcpp/lib/i386/libRcpp.a
> | -LC:/
> | | PROGRA~1/R/R-213~1.1/bin/i386 -lR
> | | g++.exe: C:/Program: No such file or directory
> | | g++.exe: Files/R/R-2.13.1/library/Rcpp/lib/i386/libRcpp.a: No such
> file
> | or
> | | directory
> | | ERROR: compilation failed for package 'processes'
> | | * removing 'D:/Documents/Eclipse/processes.Rcheck/processes'
> | |
> | | As you can see, paths with spaces in them is not cool.
> |
> | Correct. The shell / Makefile quoting gets in the way.
> |
> | If someone comes with _reliable ways to improve this_ we'd be open
> for
> | patches. Until then the recommendation is to not use directories with
> | spaces.
> |
> | | I resolved this by overriding it in makevars.win by hard-coding it,
> so my
> | makevars.win looks like
> |
> | Good idea.
> |
> | | ## Use the R_HOME indirection to support installations of multiple
> R
> | version
> | | ## PKG_LIBS = $(shell "${R_HOME}/bin${R_ARCH_BIN}/Rscript.exe" -e
> | | "Rcpp:::LdFlags()")
> | | PKG_LIBS =
> $("C:/PROGRA~1/R/R-2.13.1/library/Rcpp/lib/i386/libRcpp.a")
> | |
> | | Compiling then works fine, and spits out the files rcpp_module.o
> and
> | | rcpp_hello_world.o. The problem then is linking, which complains
> over
> | | "undefined reference":
> | |
> | | * installing *source* package 'processes' ...
> | | ** libs
> | | cygwin warning:
> | | MS-DOS style path detected:
> C:/PROGRA~1/R/R-213~1.1/etc/i386/Makeconf
> | | Preferred POSIX equivalent is:
> /cygdrive/c/PROGRA~1/R/R-213~1.1/etc/
> | i386/
> | | Makeconf
> | | CYGWIN environment variable option "nodosfilewarning" turns off
> this
> | | warning.
> | | Consult the user's guide for more details about POSIX paths:
> | | http://cygwin.com/cygwin-ug-net/using.html#using-pathnames
> | | g++ -shared -s -static-libgcc -o processes.dll tmp.def
> rcpp_hello_world.o
> | | rcpp_module.o -LC:/PROGRA~1/R/R-213~1.1/bin/i386 -lR
> | | rcpp_hello_world.o:rcpp_hello_world.cpp:(.text+0x66): undefined
> reference
> | to
> | | `Rcpp::RObject::setSEXP(SEXPREC*)'
> | | rcpp_hello_world.o:rcpp_hello_world.cpp:(.text+0x71): undefined
> reference
> | to
> | | `void Rcpp::internal::r_init_vector<16>(SEXPREC*)'
> | | rcpp_hello_world.o:rcpp_hello_world.cpp:(.text+0x148): undefined
> | reference to
> | | `Rcpp::RObject::setSEXP(SEXPREC*)'
> | | rcpp_hello_world.o:rcpp_hello_world.cpp:(.text+0x1a7): undefined
> | reference to
> | | `Rcpp::RObject::setSEXP(SEXPREC*)'
> | |
> | | I'm assuming that these two errors are somewhat related, but can't
> figure
> | it
> | | out (the compile processs running R CMD check is a bit
> intransparent to
> | me). I
> | | should mention that this exact procedure worked fine until I
> upgraded
> | from
> | | 2.13.0 to 2.13.1 yesterday.
> | |
> | | Any clues on what to look at??
> |
> | Your PKG_LIBS appears to be wrong:
> |
> | g++ -shared -s -static-libgcc -o processes.dll tmp.def
> | rcpp_hello_world.o
> | rcpp_module.o -LC:/PROGRA~1/R/R-213~1.1/bin/i386 -lR
> |
> | You need a -L part for a location, as well as -l part giving a
> library, eg
> |
> | g++ -shared -s -static-libgcc -o processes.dll tmp.def
> | rcpp_hello_world.o
> | rcpp_module.o -LC:/PROGRA~1/R/R-213~1.1/bin/i386 -lRcpp -lR
> |
> | where I added -lRcpp.
> |
> | Hope this helps, Dirk
> |
> | | Thanks!
> | |
> | | BR,
> | | Bjørn
> | |
> | |
> | | --
> | | Up, down, turn around
> | | Please dont let me hit the ground
> | | Tonight I think Ill walk alone
> | | Ill find my soul as I go home.
> | |
> | |
> ----------------------------------------------------------------------
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> | |
> https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel
> | --
> | Two new Rcpp master classes for R and C++ integration scheduled for
> | New York (Sep 24) and San Francisco (Oct 8), more details are at
> | http://dirk.eddelbuettel.com/blog/2011/08/04#
> | rcpp_classes_2011-09_and_2011-10
> | http://www.revolutionanalytics.com/products/training/public/
> | rcpp-master-class.php
> |
> |
> |
> |
> | --
> | Up, down, turn around
> | Please dont let me hit the ground
> | Tonight I think Ill walk alone
> | Ill find my soul as I go home.
>
> --
> Two new Rcpp master classes for R and C++ integration scheduled for
> New York (Sep 24) and San Francisco (Oct 8), more details are at
>
> http://dirk.eddelbuettel.com/blog/2011/08/04#rcpp_classes_2011-09_and_2011-10
>
> http://www.revolutionanalytics.com/products/training/public/rcpp-master-class.php
>
--
Up, down, turn around
Please dont let me hit the ground
Tonight I think Ill walk alone
Ill find my soul as I go home.
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