Hopefully all changes should be documented in the changes file..
http://www.mcs.anl.gov/petsc/documentation/changes/dev.html
You can use git to find out more info..
balay@asterix /home/balay/petsc (master=)
$ git grep PetscOptionsGetScalar include/
include/petscoptions.h:PETSC_EXTERN PetscErrorCode
PetscOptionsGetScalar(PetscOptions,const char[],const char[],PetscScalar
*,PetscBool *);
include/petscoptions.h:PETSC_EXTERN PetscErrorCode
PetscOptionsGetScalarArray(PetscOptions,const char[],const
char[],PetscScalar[],PetscInt *,PetscBool *);
balay@asterix /home/balay/petsc (hzhang/update-networkex=)
$ git annotate include/petscoptions.h |grep PetscOptionsGetScalar
c5929fdf (Barry Smith 2015-10-30 21:20:21 -0500 17)PETSC_EXTERN
PetscErrorCode PetscOptionsGetScalar(PetscOptions,const char[],const
char[],PetscScalar *,PetscBool *);
c5929fdf (Barry Smith 2015-10-30 21:20:21 -0500 20)PETSC_EXTERN
PetscErrorCode PetscOptionsGetScalarArray(PetscOptions,const char[],const
char[],PetscScalar[],PetscInt *,PetscBool *);
balay@asterix /home/balay/petsc (hzhang/update-networkex=)
$ git show -q c5929fdf
commit c5929fdf3082647d199855a5c1d0286204349b03
Author: Barry Smith <bsm...@mcs.anl.gov>
Date: Fri Oct 30 21:20:21 2015 -0500
Complete update to new PetscOptions interface
balay@asterix /home/balay/petsc (hzhang/update-networkex=)
$ gitk c5929fdf
etc..
Satish
On Thu, 14 Jan 2016, Gideon Simpson wrote:
> I know I did a git pull recently, but when did that change? What’s the fifth
> argument represent?
>
> -gideon
>
> > On Jan 13, 2016, at 11:54 PM, Satish Balay <ba...@mcs.anl.gov> wrote:
> >
> > On Wed, 13 Jan 2016, Gideon Simpson wrote:
> >
> >> I haven’t seen this before:
> >>
> >> /mnt/HA/opt/openmpi/intel/2015/1.8.1-mlnx-ofed/bin/mpicc -o fixed_batch.o
> >> -c -fPIC -wd1572 -g -I/home/simpson/software/petsc/include
> >> -I/home/simpson/software/petsc/arch-linux2-c-debug/include
> >> -I/mnt/HA/opt/openmpi/intel/2015/1.8.1-mlnx-ofed/include -Wall
> >> `pwd`/fixed_batch.c
> >> /home/simpson/projects/dnls/petsc/fixed_batch.c(44): warning #167:
> >> argument of type "PetscScalar={PetscReal={double}} *" is incompatible with
> >> parameter of type "const char *"
> >> PetscOptionsGetScalar(NULL,"-xmax",&xmax,NULL);
> >> ^
> >>
> >> /home/simpson/projects/dnls/petsc/fixed_batch.c(44): error #165: too few
> >> arguments in function call
> >> PetscOptionsGetScalar(NULL,"-xmax",&xmax,NULL);
> >
> > Try:
> >
> > PetscOptionsGetScalar(NULL,NULL,"-xmax",&xmax,NULL);
> >
> > Satish
>
>
