Actual source code: ex5f.F90

  1: !
  2: !  Simple PETSc Program written in Fortran
  3: !
  4: program main
  5: #include <petsc/finclude/petscsys.h>
  6:   use petscsys
  7:   implicit none

  9:   PetscErrorCode ierr
 10:   PetscMPIInt rank
 11:   character*(80) arch

 13:   PetscCallA(PetscInitialize(ierr))
 14:   PetscCallMPIA(MPI_Comm_rank(PETSC_COMM_WORLD, rank, ierr))
 15:   print *, 'Greetings from rank', rank

 17:   PetscCallA(PetscGetArchType(arch, ierr))
 18:   write (6, 100) arch
 19: 100 format(' PETSC_ARCH ', A)

 21:   PetscCallA(PetscFinalize(ierr))
 22: end

 24: !
 25: !/*TEST
 26: !
 27: !   test:
 28: !     filter: grep -v PETSC_ARCH
 29: !
 30: !TEST*/