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

  4:       Subroutine PetscOptionsGetEnum(po,pre,name,FArray,opt,set,ierr)
  5:       use,intrinsic :: iso_c_binding
  6:       implicit none

  8:       character(*)                pre,name
  9:       character(*)                FArray(*)
 10:       PetscEnum                   :: opt
 11:       PetscBool                   :: set
 12:       PetscOptions                :: po
 13:       PetscErrorCode,intent(out)  :: ierr

 15:       Type(C_Ptr),Dimension(:),Pointer :: CArray
 16:       character(kind=c_char),pointer   :: nullc => null()
 17:       PetscInt   :: i,Len
 18:       Character(kind=C_char,len=99),Dimension(:),Pointer::list1

 20:       Len=0
 21:       do i=1,100
 22:         if (len_trim(Farray(i)) .eq. 0) then
 23:           Len = i-1
 24:           goto 100
 25:         endif
 26:       enddo
 27:  100  continue

 29:       Allocate(list1(Len),stat=ierr)
 30:       if (ierr .ne. 0) return
 31:       Allocate(CArray(Len+1),stat=ierr)
 32:       if (ierr .ne. 0) return
 33:       do i=1,Len
 34:          list1(i) = trim(FArray(i))//C_NULL_CHAR
 35:       enddo

 37:       CArray = (/(c_loc(list1(i)),i=1,Len),c_loc(nullc)/)
 38:       call PetscOptionsGetEnumPrivate(po,pre,name,CArray,opt,set,ierr)
 39:       DeAllocate(CArray)
 40:       DeAllocate(list1)
 41:       End Subroutine