!!$ 
!!$              Parallel Sparse BLAS  version 2.2
!!$    (C) Copyright 2006/2007/2008
!!$                       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
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!!$       notice, this list of conditions and the following disclaimer.
!!$    2. Redistributions in binary form must reproduce the above copyright
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!!$       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
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!!$  
! File:  psb_ztransp.f90 
! Subroutine: 
! Arguments:

subroutine psb_ztransp(a,b,c,fmt)
  use psb_spmat_type
  use psb_tools_mod
  use psb_string_mod
  use psb_serial_mod, psb_protect_name => psb_ztransp
  implicit none

  type(psb_zspmat_type), intent(inout) :: a
  type(psb_zspmat_type), intent(out)   :: b
  integer, optional          :: c
  character(len=*), optional :: fmt

  character(len=5)           :: fmt_
  integer                    :: c_, info 
  integer, allocatable       :: itmp(:)

  if (present(c)) then 
    c_=c
  else
    c_=1
  endif
  if (present(fmt)) then 
    fmt_ = toupper(fmt)
  else 
    fmt_='CSR'
  endif

  call psb_nullify_sp(b)
  
  call psb_spcnv(a,b,info,afmt='coo')
  
  if (info /= 0) then 
    write(0,*) 'transp: info from CSDP ',info
    return
  end if
  call psb_transfer(b%ia1,itmp,info)
  call psb_transfer(b%ia2,b%ia1,info)
  call psb_transfer(itmp,b%ia2,info)

  b%m = a%k 
  b%k = a%m
  call psb_spcnv(b,info,afmt=fmt_)

  return
end subroutine psb_ztransp