On Nov 30, 2009, at 3:51 PM, Boyana Norris wrote: > Why not recognize both? It's fairly trivial to check for PETSC_CONF > if PETSC_ARCH is undefined and internally define PETSC_ARCH using > PETSC_CONF.
This is a make variable. I am not sure that it is trivial to check if a variable is set and use something else otherwise in a tidy way in make. Plus I had the idea of having two variables that mean the same thing. Barry > > Boyana > > -- > Boyana Norris, Computer Scientist, Argonne National Laboratory > norris at mcs.anl.gov, +1.630.252.7908, http://www.mcs.anl.gov/~norris/ > > On Nov 30, 2009, at 3:43 PM, Matthew Knepley wrote: > >> On Mon, Nov 30, 2009 at 3:38 PM, Barry Smith <bsmith at mcs.anl.gov> >> wrote: >> >> I guess the argument is that on occasion in the future a certain >> number of people will misinterpret the meaning of PETSC_ARCH >> frustrating them and us; the number misinterpreting PETSC_CONF will >> be much smaller or zero saving people's time and energy. >> >> This will be far outweighed by the number of people complaining >> about such a change. I agree with them. >> >> Matt >> >> Barry >> >> >> On Nov 30, 2009, at 3:25 PM, Matthew Knepley wrote: >> >> I see the point, but this is one of the oldest parts of PETSc, and >> I am hesitant to change one >> arbitrary name to another without a more convincing reason. >> >> Matt >> >> On Mon, Nov 30, 2009 at 2:17 PM, Barry Smith <bsmith at mcs.anl.gov> >> wrote: >> >> Lisandro has pointed out to me several times that the variable >> name PETSC_ARCH can be confusing; some people may think it is >> related to the architecture of the machine and don't understand >> that it is an arbitrary name that the user can make up. He >> suggested changing it to PETSC_CONF to be clearer. >> >> Should we change it? Use something else? >> >> Barry >> >> >> >> >> -- >> 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 >> >> >> >> >> -- >> 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 >