[petsc-dev] A couple of other notes from the Cygwin64 install

[Aron Ahmadia]

What does cygcheck.exe have to say about it?

A


On Wed, Sep 25, 2013 at 6:05 PM, Satish Balay <balay at mcs.anl.gov> wrote:

> On Wed, 25 Sep 2013, Satish Balay wrote:
>
> > On Wed, 25 Sep 2013, Aron Ahmadia wrote:
> >
> > > The Fortran test failed, I'm not going to bother looking into it.
> > >
> > > CMake is happily dumping the output library, cygpetsc.dll, in
> > > $PETSC_DIR/$PETSC_ARCH
> > >
> > > According to the wizards at Microsoft/Cygwin, DLLs belong in bin/, so
> they
> > > end up on the PATH when somebody tries to do an import.
> >
> > I guess one can do 'export PATH=$PATH:$PETSC_DIR/PETSC_ARCH/lib' to get
> the dll
> >
> > But somehow It doesnt' work for me.
> >
> > Also - I'm not sure this [dll] change should go into petsc-3.4. Since
> > --with-shared-libraries=1 is the configure default - now petsc-3.4
> > users will get a dll - that requies a PATH to be set [for it work]
> >
> > Also - how is this supporsed to work? I set PATH - but still get errors..
> >
> > balay at msnehalem2 ~/petsc.test/src/ksp/ksp/examples/tutorials
> > $ echo $PATH
> > /home/balay/petsc.test/arch-gnu-ini/lib:/bin:/usr/bin
> >
> > balay at msnehalem2 ~/petsc.test/src/ksp/ksp/examples/tutorials
> > $ ls -l /home/balay/petsc.test/arch-gnu-ini/lib
> > total 145820
> > -rwxr-xr-x  1 balay None 149317546 Sep 25 16:38 libpetsc.dll
> > drwxr-xr-x+ 1 balay None         0 Sep 25 16:34 modules
> > drwxr-xr-x+ 1 balay None         0 Sep 25 16:34 pkgconfig
> >
> > balay at msnehalem2 ~/petsc.test/src/ksp/ksp/examples/tutorials
> > $ ./ex2
> > /home/balay/petsc.test/src/ksp/ksp/examples/tutorials/ex2.exe: error
> while loading shared libraries: libpetsc.dll: cannot open shared object
> file: No such file or directory
> >
>
> ldd can find it though...
>
> balay at msnehalem2 ~/petsc.test/src/ksp/ksp/examples/tutorials
> $ ldd ex2.exe
>         ntdll.dll => /cygdrive/c/Windows/SysWOW64/ntdll.dll (0x770b0000)
>         kernel32.dll => /cygdrive/c/Windows/syswow64/kernel32.dll
> (0x74e00000)
>         KERNELBASE.dll => /cygdrive/c/Windows/syswow64/KERNELBASE.dll
> (0x74c90000)
>         cygwin1.dll => /usr/bin/cygwin1.dll (0x61000000)
>         libpetsc.dll =>
> /home/balay/petsc.test/arch-gnu-ini/lib/libpetsc.dll (0x6b1c0000)
>
>
> Satish
>
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