[petsc-users] Issues with log_view on windows

[Satish Balay]

On Mon, 22 Nov 2021, Barry Smith wrote:

> 
>   What does Windows use for a path separator?

'\'

For ex: 

C:\cygwin64\home\balay

Satish

> 
> > On Nov 22, 2021, at 11:19 AM, Satish Balay via petsc-users <petsc-users at mcs.anl.gov> wrote:
> > 
> > Well our build tools use cygwin - but the library is built with MS/Intel compilers - they use paths in windows notation.
> > 
> > I'm not sure if there is a way to get windows PATHs without ':' 
> > 
> > Satish
> > 
> > On Mon, 22 Nov 2021, Matthew Knepley wrote:
> > 
> >> On Mon, Nov 22, 2021 at 10:36 AM Milan Pelletier <
> >> milan.pelletier at protonmail.com> wrote:
> >> 
> >>> Matt,
> >>> Thanks for the answer. I could fix my issue regarding unbalanced events -
> >>> and so SNES ex5 does work well too.
> >>> By the way, such imbalance does not trigger errors when log_view is using
> >>> plain ascii output, but it does fail when ascii_xml is used instead.
> >>> 
> >> 
> >> Yes, we have a "failsafe" for the regular logging, but the XML is
> >> specifically hierarchical and we do not know how to close it. We could take
> >> another look at that.
> >> 
> >> 
> >>> Unfortunately, regarding absolute paths, I had also tried to use cygwin
> >>> paths (`/cygdrive/c/...`) but that does not work either.
> >>> 
> >> 
> >> Hmm, that should work I think. Satish, do we have a machine to login and
> >> test something like this?
> >> 
> >>  Thanks,
> >> 
> >>     Matt
> >> 
> >> 
> >>> Best,
> >>> Milan
> >>> 
> >>> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> >>> Le lundi 22 novembre 2021 à 2:39 PM, Matthew Knepley <knepley at gmail.com>
> >>> a écrit :
> >>> 
> >>> On Mon, Nov 22, 2021 at 5:38 AM Milan Pelletier via petsc-users <
> >>> petsc-users at mcs.anl.gov> wrote:
> >>> 
> >>>> Dear PETSc team,
> >>>> 
> >>>> The way some options are passed to PETSc can be an issue on Windows, in
> >>>> particular regarding the "log_view" option.
> >>>> Since the colon ':' character is used as a separator, I do not see how
> >>>> absolute paths should be provided on Windows (since the drive name includes
> >>>> a colon). Is there a trick / workaround to overcome this?
> >>>> 
> >>> 
> >>> I thought we used Cygwin paths, but maybe one of the Windows people knows
> >>> better.
> >>> 
> >>> 
> >>>> Besides, when I try to use the ascii_xml format, it crashes in file
> >>>> xmllogevent.c, on line 751:
> >>>>  illegalEvent = 1+nestedEvents[nNestedEvents-1].nstEvent;
> >>>> (since nestedEvents is NULL).
> >>>> 
> >>> 
> >>> This likely means that you have unbalanced events. I can run this on
> >>> examples. For instance does SNES ex5 work for you?
> >>> 
> >>>  Thanks,
> >>> 
> >>>     Matt
> >>> 
> >>> 
> >>>> I'm using PETSc version 3.16.1 (using `git checkout tags/v3.16.1`).
> >>>> 
> >>>> Thanks for your help,
> >>>> Best regards,
> >>>> Milan Pelletier
> >>>> 
> >>>> 
> >>> 
> >>> --
> >>> What most experimenters take for granted before they begin their
> >>> experiments is infinitely more interesting than any results to which their
> >>> experiments lead.
> >>> -- Norbert Wiener
> >>> 
> >>> https://www.cse.buffalo.edu/~knepley/
> >>> <http://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>>
> 
>