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C $Header: /u/gcmpack/MITgcm/eesupp/src/mdsfindunit.F,v 1.3 2012/11/26 00:13:05 jmc Exp $ |
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C $Name: $ |
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#include "CPP_EEOPTIONS.h" |
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|
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SUBROUTINE MDSFINDUNIT( ioUnit, myThid ) |
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C OUT: |
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C ioUnit (integer) :: unit number |
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C |
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C MDSFINDUNIT returns a valid, unused unit number for f77 I/O |
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C The routine stops the program is an error occurs in the process |
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C of searching the I/O channels. |
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C |
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C Created: 03/20/99 adcroft@mit.edu |
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|
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IMPLICIT NONE |
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#include "EEPARAMS.h" |
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|
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C Arguments |
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INTEGER ioUnit |
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INTEGER myThid |
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C Local |
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INTEGER ii |
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LOGICAL op |
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INTEGER ios |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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C Sweep through a valid range of unit numbers |
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ioUnit=-1 |
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#ifdef HACK_FOR_GMAO_CPL |
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DO ii=31,999 |
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#else /* HACK_FOR_GMAO_CPL */ |
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DO ii=9,999 |
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#endif /* HACK_FOR_GMAO_CPL */ |
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IF ( ioUnit.EQ.-1 ) THEN |
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C- skip reserved unit numbers |
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IF ( ii.NE.errorMessageUnit |
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& .AND. ii.NE.standardMessageUnit |
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& .AND. ii.NE.scrUnit1 .AND. ii.NE.scrUnit2 |
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& .AND. ii.NE.eeDataUnit .AND. ii.NE.modelDataUnit |
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& ) THEN |
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INQUIRE(unit=ii,iostat=ios,opened=op) |
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IF ( ios.NE.0 ) THEN |
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WRITE(msgBuf,'(A,I4)') |
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& ' MDSFINDUNIT: inquiring unit number =', ii |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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WRITE(msgBuf,'(A)') |
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& ' MDSFINDUNIT: inquire statement failed!' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDSFINDUNIT' |
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ENDIF |
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IF ( .NOT.op ) THEN |
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ioUnit=ii |
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ENDIF |
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ENDIF |
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ENDIF |
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ENDDO |
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|
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C Was there an available unit number |
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IF ( ioUnit.EQ.-1 ) THEN |
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WRITE(msgBuf,'(A)') |
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& ' MDSFINDUNIT: could not find an available unit number!' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDSFINDUNIT' |
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ENDIF |
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|
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RETURN |
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END |
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