Do we really want the full path to all compilers? We discussed this before
and did not
do it. Satish, do you remember why?

   Matt

On Tue, Sep 14, 2010 at 8:51 PM, Lisandro Dalcin <dalcinl at gmail.com> wrote:

> On 14 September 2010 22:26, Barry Smith <bsmith at mcs.anl.gov> wrote:
> >
> > On Sep 14, 2010, at 8:24 PM, Lisandro Dalcin wrote:
> >
> >> On 14 September 2010 21:55, Barry Smith <bsmith at mcs.anl.gov> wrote:
> >>>
> >>> On Sep 14, 2010, at 6:24 PM, Lisandro Dalcin wrote:
> >>>
> >>>> 1) If mpicc is in $PATH, then petscvariables will get PCC=mpicc.
> >>>> Perhaps it should get the full path instead?
> >>>>
> >>>> 2) I think CXX and FC variables should be renames to PCXX and PFC. The
> >>>> former names can easily conflict with CXX and FC defined in user
> >>>> makefiles for use with non-MPI sources.
> >>>
> >>>   Then we should also get rid of CC
> >>>
> >>>    Essentially you are saying we should remove all "traditional" use of
> these variables from our makefiles? I agree doing that might be a good idea.
> But doesn't it contradict your attempt to try hard to conform to standard
> usage for things?
> >>>
> >>
> >> Sorry, I need a clarification: Could you tell me why PETSc makefiles
> >> uses PCC instead of the "traditional"  CC? Is it just because PCC
> >> could be CC or CXX depending on --with-c-language?
> >
> >   Yes that is one reason and may be the only reason.
> >
>
> In such case, forget my comments, except for the part of setting
> PCC=/path/to/mpicc (and perhaps the same for CC, CXX, FC if they point
> to MPI compiler wrappers). What do you think about this? Please note
> I'm not objecting the current status, just asking about the full path
> alternative.
>
>
> --
> Lisandro Dalcin
> ---------------
> CIMEC (INTEC/CONICET-UNL)
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>



-- 
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
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