function
   
petsc-3.4.2 2013-07-02
err = PetscObjectsView(viewer) % if (nargin == 0) err = calllib('libpetsc', 'PetscObjectsView',0);PetscCHKERRQ(err); else err = calllib('libpetsc', 'PetscObjectsView',viewer.pobj);PetscCHKERRQ(err); end