C
C             Parallel Sparse BLAS  version 2.2
C   (C) Copyright 2006/2007/2008
C                      Salvatore Filippone    University of Rome Tor Vergata
C                      Alfredo Buttari        University of Rome Tor Vergata
C
C Redistribution and use in source and binary forms, with or without
C modification, are permitted provided that the following conditions
C are met:
C   1. Redistributions of source code must retain the above copyright
C      notice, this list of conditions and the following disclaimer.
C   2. Redistributions in binary form must reproduce the above copyright
C      notice, this list of conditions, and the following disclaimer in the
C      documentation and/or other materials provided with the distribution.
C   3. The name of the PSBLAS group or the names of its contributors may
C      not be used to endorse or promote products derived from this
C      software without specific written permission.
C
C THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
C ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
C TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
C PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
C BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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C
C 
      SUBROUTINE DCSRRWS(TRANS,M,N,DESCRA,A,IA1,IA2,
     &  INFOA,ROWSUM,IERROR)
      use psb_const_mod
      use psb_string_mod
      IMPLICIT NONE
C     .. Scalar Arguments ..
      INTEGER           M,N, IERROR
      CHARACTER         TRANS
C     .. Array Arguments ..
      INTEGER           IA1(*),IA2(*),INFOA(*)
      CHARACTER         DESCRA*11
      real(psb_dpk_)  A(*), ROWSUM(*)
C     .. Local scalars ..
      INTEGER I, J

      IF (psb_toupper(TRANS).EQ.'N') THEN
        DO I = 1, M
          ROWSUM(I) = 0.0D0
          DO J = IA2(I), IA2(I + 1) - 1
            ROWSUM(I) = ROWSUM(I) + ABS(A(J))
          ENDDO
        ENDDO
      ELSE IF ((psb_toupper(TRANS).EQ.'T').OR.
     +    (psb_toupper(TRANS).EQ.'C')) THEN
        DO J = 1, N
          ROWSUM(J) = 0.0D0
        ENDDO
        DO I = 1, M
          DO J = IA2(I), IA2(I + 1) - 1
            ROWSUM(IA1(J)) = ROWSUM(IA1(J)) + ABS(A(J))
          ENDDO
        ENDDO          
      ENDIF
      END