[petsc-users] Configure error

[Barry Smith]

On Aug 5, 2012, at 5:19 PM, Fabio <fabio.pinna.2006 at gmail.com> wrote:

> Thank you for your quick reply,I will try with a reboot.
> 
> Regarding the compiler my idea was to use MSVC express 2008. I thought
> it was possible to compile both library with gcc under cygwin.
> From your reply I guess this is not the case.
> Does this mean I should compile Petsc with MSVC express as well, isn't it?

   Yes, you need to compile PETSc with the compiler you would like to use and make sure to use the MPICH binary install  since that works with the Microsoft compilers.

   Barry

> 
> 
> Fabio.
> 
> 
> 
> 2012/8/5 Satish Balay <balay at mcs.anl.gov>:
>> On Sun, 5 Aug 2012, Fabio wrote:
>> 
>>> Dear all,
>>> I am new to petsc, and I've been struggling with it for the last days.
>>> 
>>> I want to install it on Windows 7, and first  I tried to install the
>>> Microsoft MPI and then compiling the MPICH. They both seems ok but I
>>> am not able to compile Petsc with any of them.
>>> I am mostly interested to MPICH (for portability).
>>> I used this script to configure
>>> 
>>> ./config/configure.py PETSC_ARCH=win32-gnu  --with-fc=0
>>> --download-f2cblaslapack=1
>>> –with-mpi-dir=/cygdrive/d/Workspace/MPICH/mpich2-1.4.1p1
>> 
>> What compilers do you plan to use? MS C/C++ or cygwin gcc/g++?
>> 
>> [MS MPI is for use with MS compiler only. MPICH binary install is for
>> MS compilers, and MPICH source install is for cygwin gcc/g++]
>> 
>>> 
>>> and I've got this error,
>>> 
>>>                    UNABLE to EXECUTE BINARIES for config/configure.py
>>> ---------------------------------------------------------------------------------------
>>> [Errno 16] Device or resource busy: 'conftest.exe'
>>> 
>>> This error seems to happen pretty randomly at differente places in the script.
>>> Any idea to solve this problem?
>> 
>> Its bad file locks on windows. The only suggestion we have is reboot.
>> 
>> For some cygwin issues - you need to run 'rebaseall' but this doesn;t apper to be
>> that issue.
>> 
>> If you still have issues - send the complete log [and logfile] to petsc-maint.
>> 
>> Satish
>> 
>>> Thank you all
>>> 
>>> Fabio
>>>