On Sun, 17 Mar 2013, Barry Smith wrote: > > On Mar 17, 2013, at 5:42 PM, Satish Balay <balay at mcs.anl.gov> wrote: > > > On Sun, 17 Mar 2013, Barry Smith wrote: > > > >> > >> On Mar 17, 2013, at 5:37 PM, Satish Balay <balay at mcs.anl.gov> wrote: > >> > >>> On Sun, 17 Mar 2013, Barry Smith wrote: > >>> > >>>> > >>>> On Mar 17, 2013, at 3:51 PM, Satish Balay <balay at mcs.anl.gov> wrote: > >>>> > >>>>> On Sun, 17 Mar 2013, Sonya Blade wrote: > >>>>> > >>>>>>>>> Cygwin is required to build PETSc, but not to use it. > >>>>>>>> How about the MSys interface, which I've already installed. > >>>>>>> > >>>>>>> Not currently, as far as I know. > >>>>>> > >>>>>>> whats your compiler requirement? And why? > >>>>>> I use gfortran which ships with MinGW and with Msys I feel more > >>>>>> comfortable. > >>>>> > >>>>> Are you looking at sequential use of PETSc - or parallel? I see mpich > >>>>> doesn't work with msys/mingw. > >>>> > >>>> And why not. > >>> > >>> Sorry - forgot to post this link. > >>> http://lists.mcs.anl.gov/pipermail/mpich-discuss/2010-July/007458.html > >>> > >>>> It is far more natural than cygwin. > >>> > >>> How so? Even python [which is now considered a universal requirement?] > >>> doesn't compile on it. > >> > >> Why compile python? Windows already has a perfectly good python to use. > > > > Our build tools don't work with MS paths. > > Buildsystem does,
since when? And even if it were to work - whats the point of using it [with MS paths] with mingw-gcc/gfortran? Its not like 'msys' is more userfriendly wrt install/use to Windows users [with no unix knowledge] as compared to cygwin. > as does cmake. Which ones don't work? Only after cygwin run of buildsystem - and hacking the cmake stuff produced by it. Satish > > Barry > > > > > Satish > > > >> > >>> > >>> Satish > >>> > >>>> > >>>>> > >>>>> You can try an install of petsc with msys - and see if it works. If not > >>>>> send > >>>>> us logs at petsc-maint. > >>>>> > >>>>> [its possible things won't work - and you would have to use > >>>>> cygwin/gfortran. Presumably it shouldn't conflict with your msys > >>>>> install] > >>>>> > >>>>> Satish > >>>> > >>>> > >>> > >> > >> > > > >
