Hello Uwe,
No, "foo" is the name of C-file -- "foo.c". Package has different name.
I tried R CMD INSTALL myPackage. And, yes there is a myPackage.so in src/ folder, but not "foo.so". I got an error message that says:
** help
*** installing help indices
** building package indices ...
** testing if installed package can be loaded
Error in library.dynam(lib, package, package.lib) :
shared object 'foo' not found
Error: loading failed
Execution halted
ERROR: loading failed
* removing ‘/usr/local/lib/R/site-library/myPackage’
* restoring previous ‘/usr/local/lib/R/site-library/myPackage’

Thanks!
Petar

On 03/06/11 22:32, Uwe Ligges wrote:


On 03.06.2011 21:46, Petar Milin wrote:
Hello!
I am truing to compile an R-package having c-code. I put foo.c in src/
folder and useDynLib("foo")


Where "foo" is the name of your package, I hope.
Does R CMD INSTALL yourpackage generate a packagename.so (or .dll)? If so, it is just the useSynLib() entry that fails. Or does R CMD INSTALL give any error message?

Uwe Ligges


> in NAMESPACE file. When trying R CMD check,
I got an error message that shared object 'foo' is not found. Then I did
R CMD SHLIB foo.c first. However, after that, I got warnings from R CMD
check that there is an object file in /src folder. Even worse is if I
run R CMD SHLIB for Windows and for Linux and put in /src both foo.so
and foo.dll.
What I am doing wrong? I thought that only *.c is needed in src/, then,
I read in someones advice that both the source and shared library must
be in src/. What should be done if one wants to prepare for CRAN?

Thanks!

Best,
Petar



--
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Petar Milin
Department of Psychology, University of Novi Sad, Serbia
 &
Laboratory for Experimental Psychology, University of Belgrade, Serbia

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E-mail:    pmilin<AT>  ff.uns.ac.rs
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Official homepage (in Serbian):
http://www.ff.uns.ac.rs/fakultet/ljudi/fakultet_odseci_psihologija_petar_milin.html

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