| 1 | SUBROUTINE POSNAM(KULNAM,CDNAML) |
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| 2 | |
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| 3 | !**** *POSNAM* - position namelist file for reading |
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| 4 | |
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| 5 | ! Purpose. |
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| 6 | ! -------- |
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| 7 | ! To position namelist file at correct place for reading |
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| 8 | ! namelist CDNAML. Replaces use of Cray specific ability |
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| 9 | ! to skip to the correct namelist. |
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| 10 | |
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| 11 | !** Interface. |
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| 12 | ! ---------- |
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| 13 | ! *CALL* *POSNAM*(..) |
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| 14 | |
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| 15 | ! Explicit arguments : KULNAM - file unit number (input) |
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| 16 | ! -------------------- CDNAML - namelist name (input) |
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| 17 | |
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| 18 | ! Implicit arguments : None |
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| 19 | ! -------------------- |
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| 20 | |
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| 21 | ! Method. |
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| 22 | ! ------- |
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| 23 | ! See documentation |
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| 24 | |
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| 25 | ! Externals. None |
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| 26 | ! ---------- |
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| 27 | |
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| 28 | ! Reference. |
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| 29 | ! ---------- |
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| 30 | ! ECMWF Research Department documentation of the IFS |
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| 31 | |
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| 32 | ! Author. |
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| 33 | ! ------- |
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| 34 | ! Mats Hamrud *ECMWF* |
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| 35 | |
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| 36 | ! Modifications. |
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| 37 | ! -------------- |
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| 38 | ! Original : 93-06-22 |
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| 39 | ! M.Hamrud 01-Oct-2003 CY28 Cleaning |
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| 40 | ! M.Hamrud 01-Dec-2003 CY28R1 Cleaning |
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| 41 | ! R. El Khatib 04-08-10 Apply norms + proper abort if namelist is missing |
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| 42 | ! -------------------------------------------------------------- |
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| 43 | |
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| 44 | USE PARKIND1 ,ONLY : JPIM ,JPRB |
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| 45 | USE YOMHOOK ,ONLY : LHOOK, DR_HOOK |
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| 46 | |
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| 47 | IMPLICIT NONE |
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| 48 | |
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| 49 | INTEGER(KIND=JPIM),INTENT(IN) :: KULNAM |
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| 50 | CHARACTER(LEN=*) ,INTENT(IN) :: CDNAML |
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| 51 | |
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| 52 | |
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| 53 | CHARACTER (LEN = 40) :: CLINE |
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| 54 | CHARACTER (LEN = 1) :: CLTEST |
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| 55 | |
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| 56 | INTEGER(KIND=JPIM) :: ILEN, IND1, ISTATUS, ISCAN |
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| 57 | REAL(KIND=JPRB) :: ZHOOK_HANDLE |
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| 58 | |
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| 59 | #include "abor1.intfb.h" |
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| 60 | |
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| 61 | ! ----------------------------------------------------------- |
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| 62 | |
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| 63 | !* 1. POSITION FILE |
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| 64 | ! ------------- |
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| 65 | |
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| 66 | IF (LHOOK) CALL DR_HOOK('POSNAM',0,ZHOOK_HANDLE) |
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| 67 | |
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| 68 | CLINE=' ' |
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| 69 | REWIND(KULNAM) |
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| 70 | ILEN=LEN(CDNAML) |
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| 71 | ISTATUS=0 |
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| 72 | ISCAN=0 |
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| 73 | PRINT *,'On cherche a lire:',CDNAML |
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| 74 | DO WHILE (ISTATUS==0 .AND. ISCAN==0) |
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| 75 | READ(KULNAM,'(A)',IOSTAT=ISTATUS) CLINE |
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| 76 | ! PRINT *,'CLINE,ISTATUS= ',CLINE,ISTATUS |
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| 77 | SELECT CASE (ISTATUS) |
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| 78 | CASE (:-1) |
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| 79 | CLINE='POSNAM:CANNOT LOCATE '//CDNAML//' ' |
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| 80 | CALL ABOR1(CLINE) |
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| 81 | CASE (0) |
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| 82 | IF (INDEX(CLINE(1:10),'&') == 0) THEN |
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| 83 | ISCAN=0 |
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| 84 | ELSE |
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| 85 | IND1=INDEX(CLINE,'&'//CDNAML) |
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| 86 | IF (IND1 == 0) THEN |
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| 87 | ISCAN=0 |
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| 88 | ELSE |
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| 89 | CLTEST=CLINE(IND1+ILEN+1:IND1+ILEN+1) |
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| 90 | IF ( (LGE(CLTEST,'0').AND.LLE(CLTEST,'9')) & |
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| 91 | & .OR.(LGE(CLTEST,'A').AND.LLE(CLTEST,'Z')) ) THEN |
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| 92 | ISCAN=0 |
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| 93 | ELSE |
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| 94 | ISCAN=1 |
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| 95 | ENDIF |
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| 96 | ENDIF |
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| 97 | ENDIF |
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| 98 | CASE (1:) |
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| 99 | CLINE='POSNAM:READ ERROR IN NAMELIST FILE' |
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| 100 | CALL ABOR1(CLINE) |
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| 101 | END SELECT |
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| 102 | ENDDO |
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| 103 | BACKSPACE(KULNAM) |
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| 104 | |
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| 105 | ! ------------------------------------------------------------------ |
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| 106 | |
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| 107 | IF (LHOOK) CALL DR_HOOK('POSNAM',1,ZHOOK_HANDLE) |
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| 108 | END SUBROUTINE POSNAM |
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