*
* $Id: fziacn.F,v 1.2 1999/06/18 13:28:42 couet Exp $
*
* $Log: fziacn.F,v $
* Revision 1.2  1999/06/18 13:28:42  couet
* - qcardl.inc was empty: It is now removed and not used.
*   Comment END CDE removed.
*
* Revision 1.1.1.1  1996/03/06 10:47:11  mclareni
* Zebra
*
*
#include "zebra/pilot.h"
      SUBROUTINE FZIACN (NWBAT,LDATA,NWACC)

C-    Access one batch of data from the input buffer,
C-    exchange file format, native data format
C-    service routine to FZCOPY
C-    careful : must not be called with  N4SKII=0 .AND. NWBAT=0

#include "zebra/zunit.inc"
#include "zebra/zebq.inc"
#include "zebra/mzca.inc"
#include "zebra/fzci.inc"
*
      DIMENSION    NWBAT(9)
#if (defined(CERNLIB_QTRHOLL))&&(!defined(CERNLIB_A6M))
      DIMENSION    NAMESR(2)
      DATA  NAMESR / 4HFZIA, 4HCN   /
#endif
#if (defined(CERNLIB_QTRHOLL))&&(defined(CERNLIB_A6M))
      DATA  NAMESR / 6HFZIACN /
#endif
#if !defined(CERNLIB_QTRHOLL)
      CHARACTER    NAMESR*8
      PARAMETER   (NAMESR = 'FZIACN  ')
#endif


*     quick trace without test on capacity
#include "zebra/qtraceq.inc"

      NWDO  = NWBAT(1)
      NDONE = 0

   24 NWAV = L4ENDI - L4CURI
      IF (NWAV.EQ.0)               GO TO 41
      IF (N4SKII.NE.0)             GO TO 31

      NDONE  = MIN (NWDO, NWAV)
      LDATA  = L4CURI
      L4CURI = L4CURI + NDONE
#include "zebra/qtrace99.inc"
      NWACC = NDONE
      RETURN

C--                Skip over N4SKII leading data words

   31 NSK    = MIN (N4SKII,NWAV)
      L4CURI = L4CURI + NSK
      N4SKII = N4SKII - NSK
      IF (N4SKII.EQ.0)             GO TO 46

C----              Read next PhR / LR for batch continued

   41 IFLAGI = -1
      CALL FZIREC
      IF (IFLAGI.NE.0)             GO TO 999
   46 IF (NWDO+N4SKII.NE.0)        GO TO 24
      GO TO 999
      END