[Rd] Problem with compiling OpenBLAS to work with R

[Erin Hodgess]

The Cygwin is the problem.

I am redoing and will let you know how it goes.

Thanks for your help.

Sincerely,
Erin

On Wed, Feb 27, 2019 at 10:22 PM Avraham Adler <avraham.adler using gmail.com>
wrote:

> I believe that repo just follows the directions on my blog. Without seeing
> Dr. Hodges’s code, my initial concern is the many references to Cygwin. My
> method specifically does not use Cygwin but MSYS2 and Mingw64/Rtools35.
> That will likely change to solely Rtools40 once R3.6 is released due to the
> Msys system being built in to it.
>
> There may be some library conflicts between Cygwin and msys2/mingw64. If
> possible, my suggestion would be uninstall everything and then just install
> msys2 (and add in make after you to the first msys update) and rtools35.
> Then there should be no conflicting libraries.
>
> Thanks,
>
> Avi
>
> On Thu, Feb 28, 2019 at 12:11 AM Kenny Bell <kmbell56 using gmail.com> wrote:
>
>> This person has had apparent success - you could follow what they did or
>> just download their product (with appropriate caution downloading a random
>> .exe).
>>
>> https://github.com/thequackdaddy/R-OpenBLAS
>>
>> On Thu, Feb 28, 2019 at 6:28 AM Erin Hodgess <erinm.hodgess using gmail.com>
>> wrote:
>>
>> > Hello!
>> >
>> > I'm not sure if this is the right place to post this, so apologies
>> > in advance if I'm not in the right list.
>> >
>> > I downloaded the OpenBLAS and am following Avraham Adler's great
>> > instructions.  However, when I run make, things go well to a certain
>> point,
>> > and then go bad:
>> >
>> > make
>> > [snip]
>> >
>> > touch cygopenblas_haswellp-r0.3.5.a
>> > make -j 1 -C test all
>> > make[1]: Entering directory
>> > '/home/erinm/OPB_HOME/xianyi-OpenBLAS-eebc189/test'
>> > gfortran -O2 -Wall -frecursive -m64 -mavx2   -o sblat1 sblat1.o
>> > ../cygopenblas_haswellp-r0.3.5.a  -L/usr/lib/gcc/x86_64-pc-msys/7.3.0
>> >
>> -L/usr/lib/gcc/x86_64-pc-msys/7.3.0/../../../../x86_64-pc-msys/lib/../lib
>> > -L/usr/lib/../lib
>> > -L/usr/lib/gcc/x86_64-pc-msys/7.3.0/../../../../x86_64-pc-msys/lib
>> > -L/usr/lib/w32api  -lmsys-2.0
>> > D:/msys64/usr/lib/../lib/libpthread.a(t-d001088.o):fake:(.text+0x2):
>> > undefined reference to `__imp_pthread_mutex_destroy'
>> > D:/msys64/usr/lib/../lib/libpthread.a(t-d001090.o):fake:(.text+0x2):
>> > undefined reference to `__imp_pthread_mutex_init'
>> > D:/msys64/usr/lib/../lib/libpthread.a(t-d001091.o):fake:(.text+0x2):
>> > undefined reference to `__imp_pthread_mutex_lock'
>> > D:/msys64/usr/lib/../lib/libpthread.a(t-d001094.o):fake:(.text+0x2):
>> > undefined reference to `__imp_pthread_mutex_trylock'
>> > D:/msys64/usr/lib/../lib/libpthread.a(t-d001095.o):fake:(.text+0x2):
>> > undefined reference to `__imp_pthread_mutex_unlock'
>> > collect2.exe: error: ld returned 1 exit status
>> > make[1]: *** [Makefile:134: sblat1] Error 1
>> > make[1]: Leaving directory
>> > '/home/erinm/OPB_HOME/xianyi-OpenBLAS-eebc189/test'
>> > make: *** [Makefile:124: tests] Error 2
>> >
>> >
>> > I think it has something to do with the threads/pthreads but am not sure
>> > how to fix it.  Any suggestions much appreciated.
>> >
>> > Thanks,
>> > Sincerely,
>> > Erin
>> >
>> > Erin Hodgess, PhD
>> > mailto: erinm.hodgess using gmail.com
>> >
>> >         [[alternative HTML version deleted]]
>> >
>> > ______________________________________________
>> > R-devel using r-project.org mailing list
>> > https://stat.ethz.ch/mailman/listinfo/r-devel
>> >
>>
>>         [[alternative HTML version deleted]]
>>
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> --
> Sent from Gmail Mobile
>
-- 
Erin Hodgess, PhD
mailto: erinm.hodgess using gmail.com

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