[R-pkg-devel] R_MAKEVARS_USER fail to pass down to sub-makes?

[Jan Gorecki]

Thank you Jim,
That was the problem indeed. Too bad it is not mentioned in the manual.

On Wed, Jun 17, 2020 at 8:33 PM Jim Hester <james.f.hester using gmail.com> wrote:
>
> I think the issue is likely that you seem to be using a relative path to the R_MAKEVARS_USER file, it needs to be an absolute path as the installation is run in a temporary directory not from the directory you call `R CMD INSTALL` from.
> I observed similar behavior to what you describe when I had the MAKEVARS_USER file as a relative path, but using an absolute path produced the expected result.
>
> On Mon, Jun 1, 2020 at 8:04 AM Jan Gorecki <j.gorecki using wit.edu.pl> wrote:
>>
>> Hi package devel support,
>>
>> I am trying to use R_MAKEVARS_USER to customize build, rather than
>> .R/Makevars. It is properly displayed from config CFLAGS but during
>> package install it doesn't seem to work.
>>
>> In R-admin in "6.3.3 Customizing package compilation" there is:
>>
>> > Note that these mechanisms do not work with packages which fail to pass settings down to sub-makes, perhaps reading etc/Makeconf in makefiles in subdirectories.
>>
>> It seems that it applies to me. How should I debug that? to make this
>> env var respected? Note that my pkg has src/Makevars to handle openmp
>> switch nicely
>> Thank you
>>
>> system("R_MAKEVARS_USER=library/gcc/O3/Makevars R CMD config CFLAGS")
>> -O3
>>
>> system("R_MAKEVARS_USER=library/gcc/O3/Makevars R CMD INSTALL
>> --library=library/gcc/O3 mypkg_1.0.0.tar.gz")
>> * installing *source* package 'mypkg' ...
>> ** using staged installation
>> ** libs
>> gcc -std=gnu99 -I"/usr/share/R/include" -DNDEBUG    -fopenmp -fpic  -g
>> -O2 -fdebug-prefix-map=/build/r-base-V28x5H/r-base-3.6.3=.
>> -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time
>> -D_FORTIFY_SOURCE=2 -g  -c assign.c -o assign.o
>>
>> ______________________________________________
>> R-package-devel using r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-package-devel