!!$ 
!!$              Parallel Sparse BLAS  v2.0
!!$    (C) Copyright 2006 Salvatore Filippone    University of Rome Tor Vergata
!!$                       Alfredo Buttari        University of Rome Tor Vergata
!!$ 
!!$  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 PSBLAS 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
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!!$ 
!!$  
! File:  psb_dcsrws.f90 
! Subroutine: 
! Arguments:

subroutine psb_dcsrws(rw,a,info,trans)
  use psb_spmat_type
  use psb_error_mod
  implicit none 

  type(psb_dspmat_type)      :: a
  real(kind(1.d0)), allocatable   :: rw(:) 
  integer                    :: info
  character, optional        :: trans

  Interface 
    subroutine  dcsrws(trans,m,n,fida,descra,a,ia1,ia2,&
         &                infoa,rowsum,ierror)
      integer, intent(in)        :: m,n
      integer, intent(out)       :: ierror
      double precision, intent(in) :: a(*)
      double precision, intent(out) :: rowsum(*)
      integer, intent(in)          :: ia1(*), ia2(*), infoa(*)
      character, intent(in)        :: descra*11,fida*5,trans*1
    end subroutine dcsrws
  end interface

  character :: trans_
  integer   :: m,k,err_act
  character(len=20)  :: name

  name='psb_dcsrws'
  info  = 0
  call psb_erractionsave(err_act)

  if (present(trans)) then 
    trans_ = trans
  else
    trans_ = 'N'
  endif

  if (trans_=='N') then 
    m = a%m
    k = a%k
  else
    k = a%m
    m = a%k
  end if

  if (size(rw) < m) then 
    call psb_realloc(m,rw,info)
    if (info /= 0) then
       info = 4000
       call psb_errpush(info,name)
       goto 9999
    end if
  end if

  call  dcsrws(trans,m,k,a%fida,a%descra,&
       & a%aspk,a%ia1,a%ia2,a%infoa,rw,info)


  call psb_erractionrestore(err_act)
  return

9999 continue
  call psb_erractionrestore(err_act)
  if (err_act.eq.psb_act_abort_) then
     call psb_error()
     return
  end if
  return

end subroutine psb_dcsrws