!  
!   
!                             AMG4PSBLAS version 1.0
!    Algebraic Multigrid Package
!               based on PSBLAS (Parallel Sparse BLAS version 3.7)
!    
!    (C) Copyright 2021 
!  
!        Salvatore Filippone  
!        Pasqua D'Ambra   
!        Fabio Durastante        
!   
!    Redistribution and use in source and binary forms, with or without
!    modification, are permitted provided that the following conditions
!    are met:
!      1. Redistributions of source code must retain the above copyright
!         notice, this list of conditions and the following disclaimer.
!      2. Redistributions in binary form must reproduce the above copyright
!         notice, this list of conditions, and the following disclaimer in the
!         documentation and/or other materials provided with the distribution.
!      3. The name of the AMG4PSBLAS group or the names of its contributors may
!         not be used to endorse or promote products derived from this
!         software without specific prior written permission.
!   
!    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
!    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
!    TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
!    PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
!    BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
!    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
!    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
!    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
!    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
!    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
!    POSSIBILITY OF SUCH DAMAGE.
!   
!  
subroutine amg_s_diag_solver_clone(sv,svout,info)
  
  use psb_base_mod
  use amg_s_diag_solver, amg_protect_name => amg_s_diag_solver_clone

  Implicit None

  ! Arguments
  class(amg_s_diag_solver_type), intent(inout)              :: sv
  class(amg_s_base_solver_type), allocatable, intent(inout) :: svout
  integer(psb_ipk_), intent(out)               :: info
  ! Local variables
  integer(psb_ipk_) :: err_act

  info=psb_success_
  call psb_erractionsave(err_act)

  if (allocated(svout)) then
    call svout%free(info)
    if (info == psb_success_) deallocate(svout, stat=info)
  end if
  if (info == psb_success_) &
       & allocate(svout, mold=sv, stat=info)
  if (info /= 0) then 
    info = psb_err_alloc_dealloc_
    goto 9999 
  end if

  select type(svo => svout)
  class is (amg_s_diag_solver_type)
    call psb_safe_ab_cpy(sv%d,svo%d,info)
    if (info == psb_success_) &
         & call sv%dv%clone(svo%dv,info)
  class default
    info = psb_err_internal_error_
  end select

  if (info /= 0) goto 9999

  call psb_erractionrestore(err_act)
  return

9999 call psb_error_handler(err_act)

  return
end subroutine amg_s_diag_solver_clone
