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amg4psblas/mlprec/impl/solver/mld_d_ilu_solver_clone.f90

97 lines
3.5 KiB
Fortran

!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010,2010,2012
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 group or the names of its contributors may
!!$ not be used to endorse or promote products derived from this
!!$ software without specific 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 MLD2P4 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 mld_d_ilu_solver_clone(sv,svout,info)
use psb_base_mod
use mld_d_ilu_solver, mld_protect_name => mld_d_ilu_solver_clone
Implicit None
! Arguments
class(mld_d_ilu_solver_type), intent(inout) :: sv
class(mld_d_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(mld_d_ilu_solver_type :: svout, stat=info)
if (info /= 0) then
info = psb_err_alloc_dealloc_
goto 9999
end if
select type(svo => svout)
type is (mld_d_ilu_solver_type)
svo%fact_type = sv%fact_type
svo%fill_in = sv%fill_in
svo%thresh = sv%thresh
call psb_safe_ab_cpy(sv%d,svo%d,info)
if (info == psb_success_) &
& call sv%dv%clone(svo%dv,info)
if (info == psb_success_) &
& call sv%l%clone(svo%l,info)
if (info == psb_success_) &
& call sv%u%clone(svo%u,info)
class default
info = psb_err_internal_error_
end select
if (info /= 0) goto 9999
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine mld_d_ilu_solver_clone