!!$ 
!!$              Parallel Sparse BLAS  version 3.0
!!$    (C) Copyright 2006, 2007, 2008, 2009, 2010
!!$                       Salvatore Filippone    University of Rome Tor Vergata
!!$                       Alfredo Buttari        CNRS-IRIT, Toulouse
!!$ 
!!$  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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!!$  
module zlcmp_mod
  use psb_const_mod
  interface operator(<)
    module procedure zllt
  end interface
  interface operator(<=)
    module procedure zlle
  end interface
  interface operator(>)
    module procedure zlgt
  end interface
  interface operator(>=)
    module procedure zlge
  end interface

contains

  function zllt(a,b)
    use psb_const_mod
    complex(psb_dpk_), intent(in) :: a,b
    logical :: zllt
    
    zllt = (real(a)<real(b)).or.((real(a) == real(b)).and.(aimag(a)<aimag(b)))
  end function zllt
  function zlle(a,b)
    use psb_const_mod
    complex(psb_dpk_), intent(in) :: a,b
    logical :: zlle
    
    zlle = (real(a)<real(b)).or.((real(a) == real(b)).and.(aimag(a)<=aimag(b)))
  end function zlle

  function zlgt(a,b)
    use psb_const_mod
    complex(psb_dpk_), intent(in) :: a,b
    logical :: zlgt
    
    zlgt = (real(a)>real(b)).or.((real(a) == real(b)).and.(aimag(a)>aimag(b)))
  end function zlgt
  function zlge(a,b)
    use psb_const_mod
    complex(psb_dpk_), intent(in) :: a,b
    logical :: zlge
    
    zlge = (real(a)>real(b)).or.((real(a) == real(b)).and.(aimag(a)>=aimag(b)))
  end function zlge

end module zlcmp_mod