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C $Id: trblk.f,v 1.2 1996/07/01 14:09:12 gdsjaar Exp $
C $Log: trblk.f,v $
C Revision 1.2  1996/07/01 14:09:12  gdsjaar
C Trap exodus files with non-hex (3d) and non-quad (2d) element
C blocks. Exits with error message instead of core dump
C
C Revision 1.1.1.1  1991/02/21 15:46:06  gdsjaar
C NUMBERS: Greg Sjaardema, initial Unix release
C
c Revision 1.1  1991/02/21  15:46:05  gdsjaar
c Initial revision
c
      SUBROUTINE TRBLK (IDELB, NUMELB, NUMLNK, MAT, NELBLK, NNODES)
      DIMENSION IDELB(*), NUMELB(*), NUMLNK(*), MAT(6,*)
C
      IBEG = 0
      IEND = 0
      DO 10 I=1, NELBLK
        if (numlnk(i) .ne. nnodes) then
          CALL PRTERR('FATAL',
     *      'Numbers only handles 3D hex or 2D quadrilateral elements')
          STOP 'Element Error'
        else
         IBEG = IEND + 1
         IEND = IEND + NUMELB(I)
         MAT(1,I) = IDELB(I)
         MAT(2,I) = NUMELB(I)
         MAT(3,I) = IBEG
         MAT(4,I) = IEND
         MAT(5,I) = 1
         MAT(6,I) = I
       end if
   10 CONTINUE
      RETURN
      END
