Actual source code: ex5f.F

  1: !    "$Id: ex5.F,v 1.13 2000/09/27 20:04:20 bsmith Exp $";
  2: !
  3: !  Simple PETSc Program written in Fortran 77.
  4: !
  5:        program main
 6:  #include include/finclude/petsc.h
  7:        integer        ierr,rank
  8:        character*(80) arch

 10:        call PetscInitialize(PETSC_NULL_CHARACTER,ierr)

 12:        if (ierr .ne. 0) then
 13:          print*, 'Unable to begin PETSc program'
 14:        endif

 16:        call MPI_Comm_rank(PETSC_COMM_WORLD,rank,ierr)
 17:        print*, 'Greetings from', rank

 19:        call PetscGetArchType(arch,ierr)
 20:        print*, 'Machine type ',arch

 22:        call PetscFinalize(ierr)
 23:        end