/[MITgcm]/MITgcm/eesupp/src/mdsfindunit.F
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Contents of /MITgcm/eesupp/src/mdsfindunit.F

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Revision 1.4 - (show annotations) (download)
Tue Sep 26 15:52:52 2017 UTC (7 years, 9 months ago) by dimitri
Branch: MAIN
CVS Tags: checkpoint66o, checkpoint66n, checkpoint66m, checkpoint66l, HEAD
Changes since 1.3: +5 -1 lines
shift standardMessageUnit in eeboot.F and I/O units in mdsfindunit.F
for coupling to GEOS AGCM: HACK_FOR_GMAO_CPL option in CPP_EEOPTIONS.h

1 C $Header: /u/gcmpack/MITgcm/eesupp/src/mdsfindunit.F,v 1.3 2012/11/26 00:13:05 jmc Exp $
2 C $Name: $
3
4 #include "CPP_EEOPTIONS.h"
5
6 SUBROUTINE MDSFINDUNIT( ioUnit, myThid )
7 C OUT:
8 C ioUnit (integer) :: unit number
9 C
10 C MDSFINDUNIT returns a valid, unused unit number for f77 I/O
11 C The routine stops the program is an error occurs in the process
12 C of searching the I/O channels.
13 C
14 C Created: 03/20/99 adcroft@mit.edu
15
16 IMPLICIT NONE
17
18 #include "EEPARAMS.h"
19
20 C Arguments
21 INTEGER ioUnit
22 INTEGER myThid
23 C Local
24 INTEGER ii
25 LOGICAL op
26 INTEGER ios
27 CHARACTER*(MAX_LEN_MBUF) msgBuf
28 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
29
30 C Sweep through a valid range of unit numbers
31 ioUnit=-1
32 #ifdef HACK_FOR_GMAO_CPL
33 DO ii=31,999
34 #else /* HACK_FOR_GMAO_CPL */
35 DO ii=9,999
36 #endif /* HACK_FOR_GMAO_CPL */
37 IF ( ioUnit.EQ.-1 ) THEN
38 C- skip reserved unit numbers
39 IF ( ii.NE.errorMessageUnit
40 & .AND. ii.NE.standardMessageUnit
41 & .AND. ii.NE.scrUnit1 .AND. ii.NE.scrUnit2
42 & .AND. ii.NE.eeDataUnit .AND. ii.NE.modelDataUnit
43 & ) THEN
44 INQUIRE(unit=ii,iostat=ios,opened=op)
45 IF ( ios.NE.0 ) THEN
46 WRITE(msgBuf,'(A,I4)')
47 & ' MDSFINDUNIT: inquiring unit number =', ii
48 CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
49 & SQUEEZE_RIGHT, myThid )
50 WRITE(msgBuf,'(A)')
51 & ' MDSFINDUNIT: inquire statement failed!'
52 CALL PRINT_ERROR( msgBuf, myThid )
53 STOP 'ABNORMAL END: S/R MDSFINDUNIT'
54 ENDIF
55 IF ( .NOT.op ) THEN
56 ioUnit=ii
57 ENDIF
58 ENDIF
59 ENDIF
60 ENDDO
61
62 C Was there an available unit number
63 IF ( ioUnit.EQ.-1 ) THEN
64 WRITE(msgBuf,'(A)')
65 & ' MDSFINDUNIT: could not find an available unit number!'
66 CALL PRINT_ERROR( msgBuf, myThid )
67 STOP 'ABNORMAL END: S/R MDSFINDUNIT'
68 ENDIF
69
70 RETURN
71 END

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