SURFEX v7.3: /home/dasprezs/EXPORT_v7_3/src/SURFEX/io

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00001 !     #######################################################
00002       SUBROUTINE IO_BUFF_n(HREC,HACTION,OKNOWN)
00003 !     #######################################################
00004 !
00005 !!****  *IO_BUFF_n* - function to check if the field has already been read/written
00006 !!
00007 !!    PURPOSE
00008 !!    -------
00009 !!
00010 !!**  METHOD
00011 !!    ------
00012 !!
00013 !!    EXTERNAL
00014 !!    --------
00015 !!
00016 !!
00017 !!    IMPLICIT ARGUMENTS
00018 !!    ------------------
00019 !!
00020 !!    REFERENCE
00021 !!    ---------
00022 !!
00023 !!
00024 !!    AUTHOR
00025 !!    ------
00026 !!      V. Masson   *Meteo France*      
00027 !!
00028 !!    MODIFICATIONS
00029 !!    -------------
00030 !!      Original    08/2007 
00031 !-------------------------------------------------------------------------------
00032 !
00033 !*       0.    DECLARATIONS
00034 !              ------------
00035 !
00036 USE MODD_IO_BUFF_n, ONLY : CREC, NREC
00037 !
00038 !
00039 USE YOMHOOK   ,ONLY : LHOOK,   DR_HOOK
00040 USE PARKIND1  ,ONLY : JPRB
00041 !
00042 IMPLICIT NONE
00043 !
00044 !*       0.1   Declarations of arguments
00045 !              -------------------------
00046 !
00047  CHARACTER(LEN=12),  INTENT(IN) :: HREC     ! field to read or write
00048  CHARACTER(LEN=1),   INTENT(IN) :: HACTION  ! 'R' : file being read
00049                                            ! 'W' : file being written
00050 !
00051 LOGICAL,            INTENT(OUT):: OKNOWN   ! T : field has already been read/written
00052 !
00053 !*       0.2   Declarations of local variables
00054 !              -------------------------------
00055 !
00056 INTEGER :: JLOOP
00057 REAL(KIND=JPRB) :: ZHOOK_HANDLE
00058 !-------------------------------------------------------------------------------
00059 !
00060 IF (LHOOK) CALL DR_HOOK('IO_BUFF_N',0,ZHOOK_HANDLE)
00061 IF (HACTION=='R' .OR. HACTION=='W') THEN
00062   OKNOWN=.FALSE.
00063   DO JLOOP=1,NREC
00064     OKNOWN=(HREC==CREC(JLOOP))
00065     IF (OKNOWN .AND. LHOOK) CALL DR_HOOK('IO_BUFF_N',1,ZHOOK_HANDLE)
00066     IF (OKNOWN) RETURN
00067   END DO
00068   NREC=NREC+1
00069   CREC(NREC)=HREC
00070 END IF
00071 IF (LHOOK) CALL DR_HOOK('IO_BUFF_N',1,ZHOOK_HANDLE)
00072 !
00073 !-------------------------------------------------------------------------------
00074 !
00075 END SUBROUTINE IO_BUFF_n