2: #include "petsc/finclude/petscsysdef.h"
  3: #include "petsc/finclude/petscbagdef.h"

  5:       Subroutine PetscBagRegisterEnum(bag,addr,FArray,def,n,h,ierr)
  6:       use,intrinsic :: iso_c_binding
  7:       implicit none

  9:       PetscBag   bag
 10:       character(*)                n,h
 11:       character(*)                FArray(*)
 12:       PetscEnum                   :: def
 13:       PetscErrorCode,intent(out)  :: ierr
 14:       PetscReal addr(*)

 16:       Type(C_Ptr),Dimension(:),Pointer :: CArray
 17:       character(kind=c_char),pointer   :: nullc => null()
 18:       PetscInt   :: i,Len
 19:       Character(kind=C_char,len=256),Dimension(:),Pointer::list1

 21:       do i=1,256
 22:         if (len_trim(Farray(i)) .eq. 0) then
 23:           Len = i-1
 24:           goto 100
 25:         endif
 26:         if (len_trim(Farray(i)) .gt. 255) then
 27:           PETSC_ERR_ARG_OUTOFRANGE
 28:           return
 29:         endif
 30:       enddo
 31:       PETSC_ERR_ARG_OUTOFRANGE
 32:       return

 34:  100  continue

 36:       Allocate(list1(Len),stat=ierr);
 37:       Allocate(CArray(Len+1),stat=ierr)
 38:       do i=1,Len
 39:          list1(i) = trim(FArray(i))//C_NULL_CHAR
 40:       enddo

 42:       CArray = (/(c_loc(list1(i)),i=1,Len),c_loc(nullc)/)
 43:       call PetscBagRegisterEnumPrivate(bag,addr,CArray,def,n,h,ierr)
 44:       DeAllocate(CArray)
 45:       DeAllocate(list1)
 46:       End Subroutine